\").append(html).html();\n }\n\n sandbox[0].innerHTML = html;\n\n container.append(sandbox.children(\"script, style\"));\n\n views = this._hideViews(sandbox);\n view = views.first();\n\n // Generic HTML content found as remote view - no remote view markers\n if (!view.length) {\n views = view = sandbox.wrapInner(\"
\").children(); // one element\n }\n\n if (urlPath) {\n view.hide().attr(attr(\"url\"), urlPath);\n }\n\n container.append(views);\n\n html = null; // Garbage collection.\n return this._createView(view);\n },\n\n _locate: function(selectors) {\n return roleSelector(selectors);\n },\n\n _findViewElement: function(url) {\n var element,\n urlPath = url.split(\"?\")[0];\n\n if (!urlPath) {\n return this.rootView;\n }\n\n element = this.container.children(\"[\" + attr(\"url\") + \"='\" + urlPath + \"']\");\n\n // do not try to search for \"#/foo/bar\" id, jQuery throws error\n if (!element[0] && urlPath.indexOf(\"/\") === -1) {\n element = this.container.children(urlPath.charAt(0) === \"#\" ? urlPath : \"#\" + urlPath);\n }\n\n if (!element[0]) {\n element = this._findViewElementById(url);\n }\n\n return element;\n },\n\n _findViewElementById: function(id) {\n var element = this.container.children(\"[id='\" + id + \"']\");\n return element;\n },\n\n _createView: function(element) {\n //return this._createMobileView(element);\n return this._createSpaView(element);\n },\n\n _createMobileView: function(element) {\n return kendo.initWidget(element, {\n defaultTransition: this.transition,\n loader: this.loader,\n container: this.container,\n getLayout: this.getLayoutProxy,\n modelScope: this.modelScope,\n reload: attrValue(element, \"reload\")\n }, ui.roles);\n },\n\n _createSpaView: function(element) {\n var viewOptions = (this.options || {}).viewOptions || {};\n return new kendo.View(element, {\n renderOnInit: viewOptions.renderOnInit,\n wrap: viewOptions.wrap || false,\n wrapInSections: viewOptions.wrapInSections,\n detachOnHide: viewOptions.detachOnHide,\n detachOnDestroy: viewOptions.detachOnDestroy\n });\n },\n\n _hideViews: function(container) {\n return container.children(this._locate(\"view\")).hide();\n }\n });\n\n kendo.ViewEngine = ViewEngine;\n\n kendo.ViewContainer = ViewContainer;\n kendo.Fragment = Fragment;\n kendo.Layout = Layout;\n kendo.View = View;\n kendo.ViewClone = ViewClone;\n\n })(window.kendo.jQuery);\n var kendo$1$2e = kendo;\n\n const __meta__$2F = {\n id: \"dom\",\n name: \"Virtual DOM\",\n category: \"framework\",\n depends: [ \"core\" ],\n advanced: true\n };\n\n (function(kendo) {\n function Node() {\n this.node = null;\n }\n\n Node.prototype = {\n remove: function() {\n if (this.node.parentNode) {\n this.node.parentNode.removeChild(this.node);\n }\n this.attr = {};\n },\n attr: {},\n text: function() {\n return \"\";\n }\n };\n\n function NullNode() {\n }\n\n NullNode.prototype = {\n nodeName: \"#null\",\n attr: { style: {} },\n children: [],\n remove: function() {\n }\n };\n\n var NULL_NODE = new NullNode();\n\n function Element(nodeName, attr, children) {\n this.nodeName = nodeName;\n\n this.attr = attr || {};\n\n this.children = children || [];\n }\n\n Element.prototype = new Node();\n\n Element.prototype.appendTo = function(parent) {\n var node = typeof(this.nodeName) === \"string\" ? document.createElement(this.nodeName) : this.nodeName;\n\n var children = this.children;\n\n for (var index = 0; index < children.length; index++) {\n children[index].render(node, NULL_NODE);\n }\n\n parent.appendChild(node);\n\n return node;\n };\n\n Element.prototype.render = function(parent, cached) {\n var node;\n\n if (cached.nodeName !== this.nodeName) {\n cached.remove();\n\n node = this.appendTo(parent);\n } else {\n node = cached.node;\n\n var index;\n\n var children = this.children;\n\n var length = children.length;\n\n var cachedChildren = cached.children;\n\n var cachedLength = cachedChildren.length;\n\n if (Math.abs(cachedLength - length) > 2) {\n this.render({\n appendChild: function(node) {\n parent.replaceChild(node, cached.node);\n }\n }, NULL_NODE);\n\n return;\n }\n\n for (index = 0; index < length; index++) {\n children[index].render(node, cachedChildren[index] || NULL_NODE);\n }\n\n for (index = length; index < cachedLength; index++) {\n cachedChildren[index].remove();\n }\n }\n\n this.node = node;\n\n this.syncAttributes(cached.attr);\n\n this.removeAttributes(cached.attr);\n };\n\n Element.prototype.syncAttributes = function(cachedAttr) {\n var attr = this.attr;\n\n for (var name in attr) {\n var value = attr[name];\n\n var cachedValue = cachedAttr[name];\n\n if (name === \"style\") {\n this.setStyle(value, cachedValue);\n } else if (value !== cachedValue) {\n this.setAttribute(name, value, cachedValue);\n }\n }\n };\n\n Element.prototype.setStyle = function(style, cachedValue) {\n var node = this.node;\n var key;\n\n if (cachedValue) {\n for (key in style) {\n if (style[key] !== cachedValue[key]) {\n node.style[key] = style[key];\n }\n }\n } else {\n for (key in style) {\n node.style[key] = style[key];\n }\n }\n };\n\n Element.prototype.removeStyle = function(cachedStyle) {\n var style = this.attr.style || {};\n var node = this.node;\n\n for (var key in cachedStyle) {\n if (style[key] === undefined) {\n node.style[key] = \"\";\n }\n }\n };\n\n Element.prototype.removeAttributes = function(cachedAttr) {\n var attr = this.attr;\n\n for (var name in cachedAttr) {\n if (name === \"style\") {\n this.removeStyle(cachedAttr.style);\n } else if (attr[name] === undefined) {\n this.removeAttribute(name);\n }\n }\n };\n\n Element.prototype.removeAttribute = function(name) {\n var node = this.node;\n\n if (name === \"style\") {\n node.style.cssText = \"\";\n } else if (name === \"className\") {\n node.className = \"\";\n } else {\n node.removeAttribute(name);\n }\n };\n\n Element.prototype.setAttribute = function(name, value) {\n var node = this.node;\n\n if (node[name] !== undefined) {\n node[name] = value;\n } else {\n node.setAttribute(name, value);\n }\n };\n\n Element.prototype.text = function() {\n var str = \"\";\n for (var i = 0; i < this.children.length; ++i) {\n str += this.children[i].text();\n }\n return str;\n };\n\n function TextNode(nodeValue, force) {\n this.nodeValue = String(nodeValue);\n this.force = force;\n }\n\n TextNode.prototype = new Node();\n\n TextNode.prototype.nodeName = \"#text\";\n\n TextNode.prototype.render = function(parent, cached) {\n var node;\n\n if (cached.nodeName !== this.nodeName || this.force) {\n cached.remove();\n\n node = document.createTextNode(this.nodeValue);\n\n parent.appendChild(node);\n } else {\n node = cached.node;\n\n if (this.nodeValue !== cached.nodeValue) {\n if (node.parentNode) {\n // sometimes in IE parentNode is null (reason unknown),\n // and IE throws an error when you try to set a\n // parentless' nodeValue, because why not.\n node.nodeValue = this.nodeValue;\n }\n }\n }\n\n this.node = node;\n };\n\n TextNode.prototype.text = function() {\n return this.nodeValue;\n };\n\n function HtmlNode(html, replace) {\n this.html = html;\n this.replace = replace;\n }\n\n HtmlNode.prototype = {\n nodeName: \"#html\",\n attr: {},\n remove: function() {\n for (var index = 0; index < this.nodes.length; index++) {\n var el = this.nodes[index];\n if (el.parentNode) {\n el.parentNode.removeChild(el);\n }\n }\n },\n render: function(parent, cached) {\n var lastChild, replacedNode;\n if (cached.nodeName !== this.nodeName || cached.html !== this.html || this.replace) {\n if (this.replace && cached.replace && cached.nodes && cached.nodes.length && cached.nodes[0].outerHTML) {\n // This could be changed to a for loop that replaces several nodes instead of the first one. Presently, there is no use-case scenario for that.\n replacedNode = replaceNode(parent, cached.nodes[0], this.html);\n lastChild = parent.lastChild;\n } else {\n cached.remove();\n lastChild = parent.lastChild;\n insertHtml(parent, this.html);\n }\n this.nodes = [];\n\n if (replacedNode) {\n this.nodes.push(replacedNode);\n }\n\n for (var child = lastChild ? lastChild.nextSibling : parent.firstChild; child; child = child.nextSibling) {\n this.nodes.push(child);\n }\n } else {\n this.nodes = cached.nodes.slice(0);\n }\n }\n };\n\n var HTML_CONTAINER = document.createElement(\"div\");\n\n function insertHtml(node, html) {\n HTML_CONTAINER.innerHTML = html;\n\n while (HTML_CONTAINER.firstChild) {\n node.appendChild(HTML_CONTAINER.firstChild);\n }\n }\n\n function replaceNode(parent, node, html) {\n var firstChild;\n\n HTML_CONTAINER.innerHTML = html;\n firstChild = HTML_CONTAINER.firstChild;\n\n parent.replaceChild(firstChild, node);\n\n return firstChild;\n }\n\n function html(value, force) {\n return new HtmlNode(value, force);\n }\n\n function element(nodeName, attrs, children) {\n return new Element(nodeName, attrs, children);\n }\n\n function text(value, force) {\n return new TextNode(value, force);\n }\n\n function Tree(root) {\n this.root = root;\n this.children = [];\n }\n\n Tree.prototype = {\n html: html,\n element: element,\n text: text,\n render: function(children) {\n var cachedChildren = this.children;\n\n var index;\n\n var length;\n\n for (index = 0, length = children.length; index < length; index++) {\n var cached = cachedChildren[index];\n if (!cached) {\n cached = NULL_NODE;\n } else if (!cached.node || !cached.node.parentNode) {\n cached.remove();\n cached = NULL_NODE;\n }\n children[index].render(this.root, cached);\n }\n\n for (index = length; index < cachedChildren.length; index++) {\n cachedChildren[index].remove();\n }\n\n this.children = children;\n }\n };\n\n kendo.dom = {\n html: html,\n text: text,\n element: element,\n Tree: Tree,\n Node: Node\n };\n })(window.kendo);\n\n const __meta__$2E = {\n id: \"pako-esm.cmn.chunk\",\n name: \"PakoEsmCmnChunk\",\n category: \"web\",\n description: \"A reusable outputed chunk of code\",\n depends: [],\n hidden: true,\n chunk: true\n };\n\n /* eslint-disable */\n\n // (C) 1995-2013 Jean-loup Gailly and Mark Adler\n // (C) 2014-2017 Vitaly Puzrin and Andrey Tupitsin\n //\n // This software is provided 'as-is', without any express or implied\n // warranty. In no event will the authors be held liable for any damages\n // arising from the use of this software.\n //\n // Permission is granted to anyone to use this software for any purpose,\n // including commercial applications, and to alter it and redistribute it\n // freely, subject to the following restrictions:\n //\n // 1. The origin of this software must not be misrepresented; you must not\n // claim that you wrote the original software. If you use this software\n // in a product, an acknowledgment in the product documentation would be\n // appreciated but is not required.\n // 2. Altered source versions must be plainly marked as such, and must not be\n // misrepresented as being the original software.\n // 3. This notice may not be removed or altered from any source distribution.\n\n /* Allowed flush values; see deflate() and inflate() below for details */\n var Z_NO_FLUSH = 0;\n var Z_PARTIAL_FLUSH = 1;\n var Z_SYNC_FLUSH = 2;\n var Z_FULL_FLUSH = 3;\n var Z_FINISH = 4;\n var Z_BLOCK = 5;\n var Z_TREES = 6;\n\n /* Return codes for the compression/decompression functions. Negative values\n * are errors, positive values are used for special but normal events.\n */\n var Z_OK = 0;\n var Z_STREAM_END = 1;\n var Z_NEED_DICT = 2;\n var Z_ERRNO = -1;\n var Z_STREAM_ERROR = -2;\n var Z_DATA_ERROR = -3;\n //export var Z_MEM_ERROR = -4;\n var Z_BUF_ERROR = -5;\n //export var Z_VERSION_ERROR = -6;\n\n /* compression levels */\n var Z_NO_COMPRESSION = 0;\n var Z_BEST_SPEED = 1;\n var Z_BEST_COMPRESSION = 9;\n var Z_DEFAULT_COMPRESSION = -1;\n\n\n var Z_FILTERED = 1;\n var Z_HUFFMAN_ONLY = 2;\n var Z_RLE = 3;\n var Z_FIXED = 4;\n var Z_DEFAULT_STRATEGY = 0;\n\n /* Possible values of the data_type field (though see inflate()) */\n var Z_BINARY = 0;\n var Z_TEXT = 1;\n //export var Z_ASCII = 1; // = Z_TEXT (deprecated)\n var Z_UNKNOWN = 2;\n\n /* The deflate compression method */\n var Z_DEFLATED = 8;\n //export var Z_NULL = null // Use -1 or null inline; depending on var type\n\n /* eslint-disable */\n\n function _has(obj, key) {\n return Object.prototype.hasOwnProperty.call(obj, key);\n }\n\n function assign(obj /*from1, from2, from3, ...*/) {\n var sources = Array.prototype.slice.call(arguments, 1);\n while (sources.length) {\n var source = sources.shift();\n if (!source) { continue; }\n\n if (typeof source !== 'object') {\n throw new TypeError(source + 'must be non-object');\n }\n\n for (var p in source) {\n if (_has(source, p)) {\n obj[p] = source[p];\n }\n }\n }\n\n return obj;\n }\n\n\n // reduce buffer size, avoiding mem copy\n function shrinkBuf(buf, size) {\n if (buf.length === size) { return buf; }\n if (buf.subarray) { return buf.subarray(0, size); }\n buf.length = size;\n return buf;\n }\n\n var fnTyped = {\n arraySet: function (dest, src, src_offs, len, dest_offs) {\n if (src.subarray && dest.subarray) {\n dest.set(src.subarray(src_offs, src_offs + len), dest_offs);\n return;\n }\n // Fallback to ordinary array\n for (var i = 0; i < len; i++) {\n dest[dest_offs + i] = src[src_offs + i];\n }\n },\n // Join array of chunks to single array.\n flattenChunks: function (chunks) {\n var i, l, len, pos, chunk, result;\n\n // calculate data length\n len = 0;\n for (i = 0, l = chunks.length; i < l; i++) {\n len += chunks[i].length;\n }\n\n // join chunks\n result = new Uint8Array(len);\n pos = 0;\n for (i = 0, l = chunks.length; i < l; i++) {\n chunk = chunks[i];\n result.set(chunk, pos);\n pos += chunk.length;\n }\n\n return result;\n },\n Buf8: function(size) {\n return new Uint8Array(size);\n },\n Buf16: function(size) {\n return new Uint16Array(size);\n },\n Buf32: function(size) {\n return new Int32Array(size);\n }\n };\n\n var fnUntyped = {\n arraySet: function (dest, src, src_offs, len, dest_offs) {\n for (var i = 0; i < len; i++) {\n dest[dest_offs + i] = src[src_offs + i];\n }\n },\n // Join array of chunks to single array.\n flattenChunks: function (chunks) {\n return [].concat.apply([], chunks);\n },\n Buf8: function(size) {\n return new Array(size);\n },\n Buf16: function(size) {\n return new Array(size);\n },\n Buf32: function(size) {\n return new Array(size);\n }\n };\n\n var typedOK = function () {\n var supported =\n (typeof Uint8Array !== 'undefined') &&\n (typeof Uint16Array !== 'undefined') &&\n (typeof Int32Array !== 'undefined');\n\n typedOK = function () { return supported; };\n return supported;\n };\n\n var arraySet = function (dest, src, src_offs, len, dest_offs) {\n arraySet = typedOK() ?\n fnTyped.arraySet : fnUntyped.arraySet;\n\n return arraySet(dest, src, src_offs, len, dest_offs);\n };\n\n var flattenChunks = function (chunks) {\n flattenChunks = typedOK() ?\n fnTyped.flattenChunks : fnUntyped.flattenChunks;\n\n return flattenChunks(chunks);\n };\n\n var Buf8 = function (size) {\n Buf8 = typedOK() ? fnTyped.Buf8 : fnUntyped.Buf8;\n return Buf8(size);\n };\n\n var Buf16 = function (size) {\n Buf16 = typedOK() ? fnTyped.Buf16 : fnUntyped.Buf16;\n return Buf16(size);\n };\n\n var Buf32 = function (size) {\n Buf32 = typedOK() ? fnTyped.Buf32 : fnUntyped.Buf32;\n return Buf32(size);\n };\n\n /* eslint-disable */\n\n\n // Quick check if we can use fast array to bin string conversion\n //\n // - apply(Array) can fail on Android 2.2\n // - apply(Uint8Array) can fail on iOS 5.1 Safari\n var strApplyOK = function() {\n var result = true;\n try {\n String.fromCharCode.apply(null, [ 0 ]);\n } catch (_) {\n result = false;\n }\n\n strApplyOK = function () { return result; };\n return result;\n };\n\n var strApplyUintOK = function() {\n var result = true;\n try {\n String.fromCharCode.apply(null, new Uint8Array(1));\n } catch (_) {\n result = false;\n }\n\n strApplyUintOK = function () { return result; };\n return result;\n };\n\n var utf8len$1 = function(c) {\n // Table with utf8 lengths (calculated by first byte of sequence)\n // Note, that 5 & 6-byte values and some 4-byte values can not be represented in JS,\n // because max possible codepoint is 0x10ffff\n var table = Buf8(256);\n for (var q = 0; q < 256; q++) {\n table[q] = (q >= 252 ? 6 : q >= 248 ? 5 : q >= 240 ? 4 : q >= 224 ? 3 : q >= 192 ? 2 : 1);\n }\n table[254] = table[254] = 1; // Invalid sequence start\n\n utf8len$1 = function (arg) { return table[arg]; };\n return table[c];\n };\n\n // convert string to array (typed, when possible)\n function string2buf$1(str) {\n var buf, c, c2, m_pos, i, str_len = str.length, buf_len = 0;\n\n // count binary size\n for (m_pos = 0; m_pos < str_len; m_pos++) {\n c = str.charCodeAt(m_pos);\n if ((c & 0xfc00) === 0xd800 && (m_pos + 1 < str_len)) {\n c2 = str.charCodeAt(m_pos + 1);\n if ((c2 & 0xfc00) === 0xdc00) {\n c = 0x10000 + ((c - 0xd800) << 10) + (c2 - 0xdc00);\n m_pos++;\n }\n }\n buf_len += c < 0x80 ? 1 : c < 0x800 ? 2 : c < 0x10000 ? 3 : 4;\n }\n\n // allocate buffer\n buf = new Uint8Array(buf_len);\n\n // convert\n for (i = 0, m_pos = 0; i < buf_len; m_pos++) {\n c = str.charCodeAt(m_pos);\n if ((c & 0xfc00) === 0xd800 && (m_pos + 1 < str_len)) {\n c2 = str.charCodeAt(m_pos + 1);\n if ((c2 & 0xfc00) === 0xdc00) {\n c = 0x10000 + ((c - 0xd800) << 10) + (c2 - 0xdc00);\n m_pos++;\n }\n }\n if (c < 0x80) {\n /* one byte */\n buf[i++] = c;\n } else if (c < 0x800) {\n /* two bytes */\n buf[i++] = 0xC0 | (c >>> 6);\n buf[i++] = 0x80 | (c & 0x3f);\n } else if (c < 0x10000) {\n /* three bytes */\n buf[i++] = 0xE0 | (c >>> 12);\n buf[i++] = 0x80 | (c >>> 6 & 0x3f);\n buf[i++] = 0x80 | (c & 0x3f);\n } else {\n /* four bytes */\n buf[i++] = 0xf0 | (c >>> 18);\n buf[i++] = 0x80 | (c >>> 12 & 0x3f);\n buf[i++] = 0x80 | (c >>> 6 & 0x3f);\n buf[i++] = 0x80 | (c & 0x3f);\n }\n }\n\n return buf;\n }\n\n // Helper (used in 2 places)\n function _buf2binstring(buf, len) {\n // On Chrome, the arguments in a function call that are allowed is `65534`.\n // If the length of the buffer is smaller than that, we can use this optimization,\n // otherwise we will take a slower path.\n if (len < 65534) {\n if ((buf.subarray && strApplyUintOK()) || (!buf.subarray && strApplyOK())) {\n return String.fromCharCode.apply(null, shrinkBuf(buf, len));\n }\n }\n\n var result = '';\n for (var i = 0; i < len; i++) {\n result += String.fromCharCode(buf[i]);\n }\n return result;\n }\n\n\n // Convert byte array to binary string\n function buf2binstring(buf) {\n return _buf2binstring(buf, buf.length);\n }\n\n\n // Convert binary string (typed, when possible)\n function binstring2buf(str) {\n var buf = new Uint8Array(str.length);\n for (var i = 0, len = buf.length; i < len; i++) {\n buf[i] = str.charCodeAt(i);\n }\n return buf;\n }\n\n\n // convert array to string\n function buf2string$1(buf, max) {\n var i, out, c, c_len;\n var len = max || buf.length;\n\n // Reserve max possible length (2 words per char)\n // NB: by unknown reasons, Array is significantly faster for\n // String.fromCharCode.apply than Uint16Array.\n var utf16buf = new Array(len * 2);\n\n for (out = 0, i = 0; i < len;) {\n c = buf[i++];\n // quick process ascii\n if (c < 0x80) { utf16buf[out++] = c; continue; }\n\n c_len = utf8len$1(c);\n // skip 5 & 6 byte codes\n if (c_len > 4) { utf16buf[out++] = 0xfffd; i += c_len - 1; continue; }\n\n // apply mask on first byte\n c &= c_len === 2 ? 0x1f : c_len === 3 ? 0x0f : 0x07;\n // join the rest\n while (c_len > 1 && i < len) {\n c = (c << 6) | (buf[i++] & 0x3f);\n c_len--;\n }\n\n // terminated by end of string?\n if (c_len > 1) { utf16buf[out++] = 0xfffd; continue; }\n\n if (c < 0x10000) {\n utf16buf[out++] = c;\n } else {\n c -= 0x10000;\n utf16buf[out++] = 0xd800 | ((c >> 10) & 0x3ff);\n utf16buf[out++] = 0xdc00 | (c & 0x3ff);\n }\n }\n\n return _buf2binstring(utf16buf, out);\n }\n\n\n // Calculate max possible position in utf8 buffer,\n // that will not break sequence. If that's not possible\n // - (very small limits) return max size as is.\n //\n // buf[] - utf8 bytes array\n // max - length limit (mandatory);\n function utf8border$1(buf, max) {\n var pos;\n\n max = max || buf.length;\n if (max > buf.length) { max = buf.length; }\n\n // go back from last position, until start of sequence found\n pos = max - 1;\n while (pos >= 0 && (buf[pos] & 0xC0) === 0x80) { pos--; }\n\n // Very small and broken sequence,\n // return max, because we should return something anyway.\n if (pos < 0) { return max; }\n\n // If we came to start of buffer - that means buffer is too small,\n // return max too.\n if (pos === 0) { return max; }\n\n return (pos + utf8len$1(buf[pos]) > max) ? pos : max;\n }\n\n /* eslint-disable */\n\n // Note: adler32 takes 12% for level 0 and 2% for level 6.\n // It isn't worth it to make additional optimizations as in original.\n // Small size is preferable.\n\n // (C) 1995-2013 Jean-loup Gailly and Mark Adler\n // (C) 2014-2017 Vitaly Puzrin and Andrey Tupitsin\n //\n // This software is provided 'as-is', without any express or implied\n // warranty. In no event will the authors be held liable for any damages\n // arising from the use of this software.\n //\n // Permission is granted to anyone to use this software for any purpose,\n // including commercial applications, and to alter it and redistribute it\n // freely, subject to the following restrictions:\n //\n // 1. The origin of this software must not be misrepresented; you must not\n // claim that you wrote the original software. If you use this software\n // in a product, an acknowledgment in the product documentation would be\n // appreciated but is not required.\n // 2. Altered source versions must be plainly marked as such, and must not be\n // misrepresented as being the original software.\n // 3. This notice may not be removed or altered from any source distribution.\n\n function adler32(adler, buf, len, pos) {\n var s1 = (adler & 0xffff) |0,\n s2 = ((adler >>> 16) & 0xffff) |0,\n n = 0;\n\n while (len !== 0) {\n // Set limit ~ twice less than 5552, to keep\n // s2 in 31-bits, because we force signed ints.\n // in other case %= will fail.\n n = len > 2000 ? 2000 : len;\n len -= n;\n\n do {\n s1 = (s1 + buf[pos++]) |0;\n s2 = (s2 + s1) |0;\n } while (--n);\n\n s1 %= 65521;\n s2 %= 65521;\n }\n\n return (s1 | (s2 << 16)) |0;\n }\n\n /* eslint-disable */\n\n // Note: we can't get significant speed boost here.\n // So write code to minimize size - no pregenerated tables\n // and array tools dependencies.\n\n // (C) 1995-2013 Jean-loup Gailly and Mark Adler\n // (C) 2014-2017 Vitaly Puzrin and Andrey Tupitsin\n //\n // This software is provided 'as-is', without any express or implied\n // warranty. In no event will the authors be held liable for any damages\n // arising from the use of this software.\n //\n // Permission is granted to anyone to use this software for any purpose,\n // including commercial applications, and to alter it and redistribute it\n // freely, subject to the following restrictions:\n //\n // 1. The origin of this software must not be misrepresented; you must not\n // claim that you wrote the original software. If you use this software\n // in a product, an acknowledgment in the product documentation would be\n // appreciated but is not required.\n // 2. Altered source versions must be plainly marked as such, and must not be\n // misrepresented as being the original software.\n // 3. This notice may not be removed or altered from any source distribution.\n\n // Use ordinary array, since untyped makes no boost here\n function makeTable$1() {\n var c, table = [];\n\n for (var n = 0; n < 256; n++) {\n c = n;\n for (var k = 0; k < 8; k++) {\n c = ((c & 1) ? (0xEDB88320 ^ (c >>> 1)) : (c >>> 1));\n }\n table[n] = c;\n }\n\n return table;\n }\n\n var crcTable = function() {\n var table = makeTable$1();\n crcTable = function () { return table; };\n return table;\n };\n\n function crc32$1(crc, buf, len, pos) {\n var t = crcTable(),\n end = pos + len;\n\n crc ^= -1;\n\n for (var i = pos; i < end; i++) {\n crc = (crc >>> 8) ^ t[(crc ^ buf[i]) & 0xFF];\n }\n\n return (crc ^ (-1)); // >>> 0;\n }\n\n /* eslint-disable */\n\n // (C) 1995-2013 Jean-loup Gailly and Mark Adler\n // (C) 2014-2017 Vitaly Puzrin and Andrey Tupitsin\n //\n // This software is provided 'as-is', without any express or implied\n // warranty. In no event will the authors be held liable for any damages\n // arising from the use of this software.\n //\n // Permission is granted to anyone to use this software for any purpose,\n // including commercial applications, and to alter it and redistribute it\n // freely, subject to the following restrictions:\n //\n // 1. The origin of this software must not be misrepresented; you must not\n // claim that you wrote the original software. If you use this software\n // in a product, an acknowledgment in the product documentation would be\n // appreciated but is not required.\n // 2. Altered source versions must be plainly marked as such, and must not be\n // misrepresented as being the original software.\n // 3. This notice may not be removed or altered from any source distribution.\n\n // See state defs from inflate.js\n var BAD = 30; /* got a data error -- remain here until reset */\n var TYPE = 12; /* i: waiting for type bits, including last-flag bit */\n\n /*\n Decode literal, length, and distance codes and write out the resulting\n literal and match bytes until either not enough input or output is\n available, an end-of-block is encountered, or a data error is encountered.\n When large enough input and output buffers are supplied to inflate(), for\n example, a 16K input buffer and a 64K output buffer, more than 95% of the\n inflate execution time is spent in this routine.\n\n Entry assumptions:\n\n state.mode === LEN\n strm.avail_in >= 6\n strm.avail_out >= 258\n start >= strm.avail_out\n state.bits < 8\n\n On return, state.mode is one of:\n\n LEN -- ran out of enough output space or enough available input\n TYPE -- reached end of block code, inflate() to interpret next block\n BAD -- error in block data\n\n Notes:\n\n - The maximum input bits used by a length/distance pair is 15 bits for the\n length code, 5 bits for the length extra, 15 bits for the distance code,\n and 13 bits for the distance extra. This totals 48 bits, or six bytes.\n Therefore if strm.avail_in >= 6, then there is enough input to avoid\n checking for available input while decoding.\n\n - The maximum bytes that a single length/distance pair can output is 258\n bytes, which is the maximum length that can be coded. inflate_fast()\n requires strm.avail_out >= 258 for each loop to avoid checking for\n output space.\n */\n function inflate_fast(strm, start) {\n var state;\n var _in; /* local strm.input */\n var last; /* have enough input while in < last */\n var _out; /* local strm.output */\n var beg; /* inflate()'s initial strm.output */\n var end; /* while out < end, enough space available */\n //#ifdef INFLATE_STRICT\n var dmax; /* maximum distance from zlib header */\n //#endif\n var wsize; /* window size or zero if not using window */\n var whave; /* valid bytes in the window */\n var wnext; /* window write index */\n // Use `s_window` instead `window`, avoid conflict with instrumentation tools\n var s_window; /* allocated sliding window, if wsize != 0 */\n var hold; /* local strm.hold */\n var bits; /* local strm.bits */\n var lcode; /* local strm.lencode */\n var dcode; /* local strm.distcode */\n var lmask; /* mask for first level of length codes */\n var dmask; /* mask for first level of distance codes */\n var here; /* retrieved table entry */\n var op; /* code bits, operation, extra bits, or */\n /* window position, window bytes to copy */\n var len; /* match length, unused bytes */\n var dist; /* match distance */\n var from; /* where to copy match from */\n var from_source;\n\n\n var input, output; // JS specific, because we have no pointers\n\n /* copy state to local variables */\n state = strm.state;\n //here = state.here;\n _in = strm.next_in;\n input = strm.input;\n last = _in + (strm.avail_in - 5);\n _out = strm.next_out;\n output = strm.output;\n beg = _out - (start - strm.avail_out);\n end = _out + (strm.avail_out - 257);\n //#ifdef INFLATE_STRICT\n dmax = state.dmax;\n //#endif\n wsize = state.wsize;\n whave = state.whave;\n wnext = state.wnext;\n s_window = state.window;\n hold = state.hold;\n bits = state.bits;\n lcode = state.lencode;\n dcode = state.distcode;\n lmask = (1 << state.lenbits) - 1;\n dmask = (1 << state.distbits) - 1;\n\n\n /* decode literals and length/distances until end-of-block or not enough\n input data or output space */\n\n top:\n do {\n if (bits < 15) {\n hold += input[_in++] << bits;\n bits += 8;\n hold += input[_in++] << bits;\n bits += 8;\n }\n\n here = lcode[hold & lmask];\n\n dolen:\n for (;;) { // Goto emulation\n op = here >>> 24/*here.bits*/;\n hold >>>= op;\n bits -= op;\n op = (here >>> 16) & 0xff/*here.op*/;\n if (op === 0) { /* literal */\n //Tracevv((stderr, here.val >= 0x20 && here.val < 0x7f ?\n // \"inflate: literal '%c'\\n\" :\n // \"inflate: literal 0x%02x\\n\", here.val));\n output[_out++] = here & 0xffff/*here.val*/;\n }\n else if (op & 16) { /* length base */\n len = here & 0xffff/*here.val*/;\n op &= 15; /* number of extra bits */\n if (op) {\n if (bits < op) {\n hold += input[_in++] << bits;\n bits += 8;\n }\n len += hold & ((1 << op) - 1);\n hold >>>= op;\n bits -= op;\n }\n //Tracevv((stderr, \"inflate: length %u\\n\", len));\n if (bits < 15) {\n hold += input[_in++] << bits;\n bits += 8;\n hold += input[_in++] << bits;\n bits += 8;\n }\n here = dcode[hold & dmask];\n\n dodist:\n for (;;) { // goto emulation\n op = here >>> 24/*here.bits*/;\n hold >>>= op;\n bits -= op;\n op = (here >>> 16) & 0xff/*here.op*/;\n\n if (op & 16) { /* distance base */\n dist = here & 0xffff/*here.val*/;\n op &= 15; /* number of extra bits */\n if (bits < op) {\n hold += input[_in++] << bits;\n bits += 8;\n if (bits < op) {\n hold += input[_in++] << bits;\n bits += 8;\n }\n }\n dist += hold & ((1 << op) - 1);\n //#ifdef INFLATE_STRICT\n if (dist > dmax) {\n strm.msg = 'invalid distance too far back';\n state.mode = BAD;\n break top;\n }\n //#endif\n hold >>>= op;\n bits -= op;\n //Tracevv((stderr, \"inflate: distance %u\\n\", dist));\n op = _out - beg; /* max distance in output */\n if (dist > op) { /* see if copy from window */\n op = dist - op; /* distance back in window */\n if (op > whave) {\n if (state.sane) {\n strm.msg = 'invalid distance too far back';\n state.mode = BAD;\n break top;\n }\n\n // (!) This block is disabled in zlib defaults,\n // don't enable it for binary compatibility\n //#ifdef INFLATE_ALLOW_INVALID_DISTANCE_TOOFAR_ARRR\n // if (len <= op - whave) {\n // do {\n // output[_out++] = 0;\n // } while (--len);\n // continue top;\n // }\n // len -= op - whave;\n // do {\n // output[_out++] = 0;\n // } while (--op > whave);\n // if (op === 0) {\n // from = _out - dist;\n // do {\n // output[_out++] = output[from++];\n // } while (--len);\n // continue top;\n // }\n //#endif\n }\n from = 0; // window index\n from_source = s_window;\n if (wnext === 0) { /* very common case */\n from += wsize - op;\n if (op < len) { /* some from window */\n len -= op;\n do {\n output[_out++] = s_window[from++];\n } while (--op);\n from = _out - dist; /* rest from output */\n from_source = output;\n }\n }\n else if (wnext < op) { /* wrap around window */\n from += wsize + wnext - op;\n op -= wnext;\n if (op < len) { /* some from end of window */\n len -= op;\n do {\n output[_out++] = s_window[from++];\n } while (--op);\n from = 0;\n if (wnext < len) { /* some from start of window */\n op = wnext;\n len -= op;\n do {\n output[_out++] = s_window[from++];\n } while (--op);\n from = _out - dist; /* rest from output */\n from_source = output;\n }\n }\n }\n else { /* contiguous in window */\n from += wnext - op;\n if (op < len) { /* some from window */\n len -= op;\n do {\n output[_out++] = s_window[from++];\n } while (--op);\n from = _out - dist; /* rest from output */\n from_source = output;\n }\n }\n while (len > 2) {\n output[_out++] = from_source[from++];\n output[_out++] = from_source[from++];\n output[_out++] = from_source[from++];\n len -= 3;\n }\n if (len) {\n output[_out++] = from_source[from++];\n if (len > 1) {\n output[_out++] = from_source[from++];\n }\n }\n }\n else {\n from = _out - dist; /* copy direct from output */\n do { /* minimum length is three */\n output[_out++] = output[from++];\n output[_out++] = output[from++];\n output[_out++] = output[from++];\n len -= 3;\n } while (len > 2);\n if (len) {\n output[_out++] = output[from++];\n if (len > 1) {\n output[_out++] = output[from++];\n }\n }\n }\n }\n else if ((op & 64) === 0) { /* 2nd level distance code */\n here = dcode[(here & 0xffff)/*here.val*/ + (hold & ((1 << op) - 1))];\n continue dodist;\n }\n else {\n strm.msg = 'invalid distance code';\n state.mode = BAD;\n break top;\n }\n\n break; // need to emulate goto via \"continue\"\n }\n }\n else if ((op & 64) === 0) { /* 2nd level length code */\n here = lcode[(here & 0xffff)/*here.val*/ + (hold & ((1 << op) - 1))];\n continue dolen;\n }\n else if (op & 32) { /* end-of-block */\n //Tracevv((stderr, \"inflate: end of block\\n\"));\n state.mode = TYPE;\n break top;\n }\n else {\n strm.msg = 'invalid literal/length code';\n state.mode = BAD;\n break top;\n }\n\n break; // need to emulate goto via \"continue\"\n }\n } while (_in < last && _out < end);\n\n /* return unused bytes (on entry, bits < 8, so in won't go too far back) */\n len = bits >> 3;\n _in -= len;\n bits -= len << 3;\n hold &= (1 << bits) - 1;\n\n /* update state and return */\n strm.next_in = _in;\n strm.next_out = _out;\n strm.avail_in = (_in < last ? 5 + (last - _in) : 5 - (_in - last));\n strm.avail_out = (_out < end ? 257 + (end - _out) : 257 - (_out - end));\n state.hold = hold;\n state.bits = bits;\n return;\n }\n\n /* eslint-disable */\n\n var MAXBITS = 15;\n var ENOUGH_LENS = 852;\n var ENOUGH_DISTS = 592;\n //var ENOUGH = (ENOUGH_LENS+ENOUGH_DISTS);\n\n var CODES = 0;\n var LENS = 1;\n var DISTS = 2;\n\n var lbase = [ /* Length codes 257..285 base */\n 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 15, 17, 19, 23, 27, 31,\n 35, 43, 51, 59, 67, 83, 99, 115, 131, 163, 195, 227, 258, 0, 0\n ];\n\n var lext = [ /* Length codes 257..285 extra */\n 16, 16, 16, 16, 16, 16, 16, 16, 17, 17, 17, 17, 18, 18, 18, 18,\n 19, 19, 19, 19, 20, 20, 20, 20, 21, 21, 21, 21, 16, 72, 78\n ];\n\n var dbase = [ /* Distance codes 0..29 base */\n 1, 2, 3, 4, 5, 7, 9, 13, 17, 25, 33, 49, 65, 97, 129, 193,\n 257, 385, 513, 769, 1025, 1537, 2049, 3073, 4097, 6145,\n 8193, 12289, 16385, 24577, 0, 0\n ];\n\n var dext = [ /* Distance codes 0..29 extra */\n 16, 16, 16, 16, 17, 17, 18, 18, 19, 19, 20, 20, 21, 21, 22, 22,\n 23, 23, 24, 24, 25, 25, 26, 26, 27, 27,\n 28, 28, 29, 29, 64, 64\n ];\n\n function inflate_table(type, lens, lens_index, codes, table, table_index, work, opts) {\n var bits = opts.bits;\n //here = opts.here; /* table entry for duplication */\n\n var len = 0; /* a code's length in bits */\n var sym = 0; /* index of code symbols */\n var min = 0, max = 0; /* minimum and maximum code lengths */\n var root = 0; /* number of index bits for root table */\n var curr = 0; /* number of index bits for current table */\n var drop = 0; /* code bits to drop for sub-table */\n var left = 0; /* number of prefix codes available */\n var used = 0; /* code entries in table used */\n var huff = 0; /* Huffman code */\n var incr; /* for incrementing code, index */\n var fill; /* index for replicating entries */\n var low; /* low bits for current root entry */\n var mask; /* mask for low root bits */\n var next; /* next available space in table */\n var base = null; /* base value table to use */\n var base_index = 0;\n // var shoextra; /* extra bits table to use */\n var end; /* use base and extra for symbol > end */\n var count = Buf16(MAXBITS + 1); //[MAXBITS+1]; /* number of codes of each length */\n var offs = Buf16(MAXBITS + 1); //[MAXBITS+1]; /* offsets in table for each length */\n var extra = null;\n var extra_index = 0;\n\n var here_bits, here_op, here_val;\n\n /*\n Process a set of code lengths to create a canonical Huffman code. The\n code lengths are lens[0..codes-1]. Each length corresponds to the\n symbols 0..codes-1. The Huffman code is generated by first sorting the\n symbols by length from short to long, and retaining the symbol order\n for codes with equal lengths. Then the code starts with all zero bits\n for the first code of the shortest length, and the codes are integer\n increments for the same length, and zeros are appended as the length\n increases. For the deflate format, these bits are stored backwards\n from their more natural integer increment ordering, and so when the\n decoding tables are built in the large loop below, the integer codes\n are incremented backwards.\n\n This routine assumes, but does not check, that all of the entries in\n lens[] are in the range 0..MAXBITS. The caller must assure this.\n 1..MAXBITS is interpreted as that code length. zero means that that\n symbol does not occur in this code.\n\n The codes are sorted by computing a count of codes for each length,\n creating from that a table of starting indices for each length in the\n sorted table, and then entering the symbols in order in the sorted\n table. The sorted table is work[], with that space being provided by\n the caller.\n\n The length counts are used for other purposes as well, i.e. finding\n the minimum and maximum length codes, determining if there are any\n codes at all, checking for a valid set of lengths, and looking ahead\n at length counts to determine sub-table sizes when building the\n decoding tables.\n */\n\n /* accumulate lengths for codes (assumes lens[] all in 0..MAXBITS) */\n for (len = 0; len <= MAXBITS; len++) {\n count[len] = 0;\n }\n for (sym = 0; sym < codes; sym++) {\n count[lens[lens_index + sym]]++;\n }\n\n /* bound code lengths, force root to be within code lengths */\n root = bits;\n for (max = MAXBITS; max >= 1; max--) {\n if (count[max] !== 0) { break; }\n }\n if (root > max) {\n root = max;\n }\n if (max === 0) { /* no symbols to code at all */\n //table.op[opts.table_index] = 64; //here.op = (var char)64; /* invalid code marker */\n //table.bits[opts.table_index] = 1; //here.bits = (var char)1;\n //table.val[opts.table_index++] = 0; //here.val = (var short)0;\n table[table_index++] = (1 << 24) | (64 << 16) | 0;\n\n\n //table.op[opts.table_index] = 64;\n //table.bits[opts.table_index] = 1;\n //table.val[opts.table_index++] = 0;\n table[table_index++] = (1 << 24) | (64 << 16) | 0;\n\n opts.bits = 1;\n return 0; /* no symbols, but wait for decoding to report error */\n }\n for (min = 1; min < max; min++) {\n if (count[min] !== 0) { break; }\n }\n if (root < min) {\n root = min;\n }\n\n /* check for an over-subscribed or incomplete set of lengths */\n left = 1;\n for (len = 1; len <= MAXBITS; len++) {\n left <<= 1;\n left -= count[len];\n if (left < 0) {\n return -1;\n } /* over-subscribed */\n }\n if (left > 0 && (type === CODES || max !== 1)) {\n return -1; /* incomplete set */\n }\n\n /* generate offsets into symbol table for each length for sorting */\n offs[1] = 0;\n for (len = 1; len < MAXBITS; len++) {\n offs[len + 1] = offs[len] + count[len];\n }\n\n /* sort symbols by length, by symbol order within each length */\n for (sym = 0; sym < codes; sym++) {\n if (lens[lens_index + sym] !== 0) {\n work[offs[lens[lens_index + sym]]++] = sym;\n }\n }\n\n /*\n Create and fill in decoding tables. In this loop, the table being\n filled is at next and has curr index bits. The code being used is huff\n with length len. That code is converted to an index by dropping drop\n bits off of the bottom. For codes where len is less than drop + curr,\n those top drop + curr - len bits are incremented through all values to\n fill the table with replicated entries.\n\n root is the number of index bits for the root table. When len exceeds\n root, sub-tables are created pointed to by the root entry with an index\n of the low root bits of huff. This is saved in low to check for when a\n new sub-table should be started. drop is zero when the root table is\n being filled, and drop is root when sub-tables are being filled.\n\n When a new sub-table is needed, it is necessary to look ahead in the\n code lengths to determine what size sub-table is needed. The length\n counts are used for this, and so count[] is decremented as codes are\n entered in the tables.\n\n used keeps track of how many table entries have been allocated from the\n provided *table space. It is checked for LENS and DIST tables against\n the constants ENOUGH_LENS and ENOUGH_DISTS to guard against changes in\n the initial root table size constants. See the comments in inftrees.h\n for more information.\n\n sym increments through all symbols, and the loop terminates when\n all codes of length max, i.e. all codes, have been processed. This\n routine permits incomplete codes, so another loop after this one fills\n in the rest of the decoding tables with invalid code markers.\n */\n\n /* set up for code type */\n // poor man optimization - use if-else instead of switch,\n // to avoid deopts in old v8\n if (type === CODES) {\n base = extra = work; /* dummy value--not used */\n end = 19;\n\n } else if (type === LENS) {\n base = lbase;\n base_index -= 257;\n extra = lext;\n extra_index -= 257;\n end = 256;\n\n } else { /* DISTS */\n base = dbase;\n extra = dext;\n end = -1;\n }\n\n /* initialize opts for loop */\n huff = 0; /* starting code */\n sym = 0; /* starting code symbol */\n len = min; /* starting code length */\n next = table_index; /* current table to fill in */\n curr = root; /* current table index bits */\n drop = 0; /* current bits to drop from code for index */\n low = -1; /* trigger new sub-table when len > root */\n used = 1 << root; /* use root table entries */\n mask = used - 1; /* mask for comparing low */\n\n /* check available table space */\n if ((type === LENS && used > ENOUGH_LENS) ||\n (type === DISTS && used > ENOUGH_DISTS)) {\n return 1;\n }\n\n /* process all codes and make table entries */\n for (;;) {\n /* create table entry */\n here_bits = len - drop;\n if (work[sym] < end) {\n here_op = 0;\n here_val = work[sym];\n }\n else if (work[sym] > end) {\n here_op = extra[extra_index + work[sym]];\n here_val = base[base_index + work[sym]];\n }\n else {\n here_op = 32 + 64; /* end of block */\n here_val = 0;\n }\n\n /* replicate for those indices with low len bits equal to huff */\n incr = 1 << (len - drop);\n fill = 1 << curr;\n min = fill; /* save offset to next table */\n do {\n fill -= incr;\n table[next + (huff >> drop) + fill] = (here_bits << 24) | (here_op << 16) | here_val |0;\n } while (fill !== 0);\n\n /* backwards increment the len-bit code huff */\n incr = 1 << (len - 1);\n while (huff & incr) {\n incr >>= 1;\n }\n if (incr !== 0) {\n huff &= incr - 1;\n huff += incr;\n } else {\n huff = 0;\n }\n\n /* go to next symbol, update count, len */\n sym++;\n if (--count[len] === 0) {\n if (len === max) { break; }\n len = lens[lens_index + work[sym]];\n }\n\n /* create new sub-table if needed */\n if (len > root && (huff & mask) !== low) {\n /* if first time, transition to sub-tables */\n if (drop === 0) {\n drop = root;\n }\n\n /* increment past last table */\n next += min; /* here min is 1 << curr */\n\n /* determine length of next table */\n curr = len - drop;\n left = 1 << curr;\n while (curr + drop < max) {\n left -= count[curr + drop];\n if (left <= 0) { break; }\n curr++;\n left <<= 1;\n }\n\n /* check for enough space */\n used += 1 << curr;\n if ((type === LENS && used > ENOUGH_LENS) ||\n (type === DISTS && used > ENOUGH_DISTS)) {\n return 1;\n }\n\n /* point entry in root table to sub-table */\n low = huff & mask;\n /*table.op[low] = curr;\n table.bits[low] = root;\n table.val[low] = next - opts.table_index;*/\n table[low] = (root << 24) | (curr << 16) | (next - table_index) |0;\n }\n }\n\n /* fill in remaining table entry if code is incomplete (guaranteed to have\n at most one remaining entry, since if the code is incomplete, the\n maximum code length that was allowed to get this far is one bit) */\n if (huff !== 0) {\n //table.op[next + huff] = 64; /* invalid code marker */\n //table.bits[next + huff] = len - drop;\n //table.val[next + huff] = 0;\n table[next + huff] = ((len - drop) << 24) | (64 << 16) |0;\n }\n\n /* set return parameters */\n //opts.table_index += used;\n opts.bits = root;\n return 0;\n }\n\n /* eslint-disable */\n\n var CODES$1 = 0;\n var LENS$1 = 1;\n var DISTS$1 = 2;\n\n /* Public constants ==========================================================*/\n /* ===========================================================================*/\n\n\n /* Allowed flush values; see deflate() and inflate() below for details */\n //var Z_NO_FLUSH = 0;\n //var Z_PARTIAL_FLUSH = 1;\n //var Z_SYNC_FLUSH = 2;\n //var Z_FULL_FLUSH = 3;\n var Z_FINISH$1 = 4;\n var Z_BLOCK$1 = 5;\n var Z_TREES$1 = 6;\n\n\n /* Return codes for the compression/decompression functions. Negative values\n * are errors, positive values are used for special but normal events.\n */\n var Z_OK$1 = 0;\n var Z_STREAM_END$1 = 1;\n var Z_NEED_DICT$1 = 2;\n //var Z_ERRNO = -1;\n var Z_STREAM_ERROR$1 = -2;\n var Z_DATA_ERROR$1 = -3;\n var Z_MEM_ERROR = -4;\n var Z_BUF_ERROR$1 = -5;\n //var Z_VERSION_ERROR = -6;\n\n /* The deflate compression method */\n var Z_DEFLATED$1 = 8;\n\n\n /* STATES ====================================================================*/\n /* ===========================================================================*/\n\n\n var HEAD = 1; /* i: waiting for magic header */\n var FLAGS = 2; /* i: waiting for method and flags (gzip) */\n var TIME = 3; /* i: waiting for modification time (gzip) */\n var OS = 4; /* i: waiting for extra flags and operating system (gzip) */\n var EXLEN = 5; /* i: waiting for extra length (gzip) */\n var EXTRA = 6; /* i: waiting for extra bytes (gzip) */\n var NAME = 7; /* i: waiting for end of file name (gzip) */\n var COMMENT = 8; /* i: waiting for end of comment (gzip) */\n var HCRC = 9; /* i: waiting for header crc (gzip) */\n var DICTID = 10; /* i: waiting for dictionary check value */\n var DICT = 11; /* waiting for inflateSetDictionary() call */\n var TYPE$1 = 12; /* i: waiting for type bits, including last-flag bit */\n var TYPEDO = 13; /* i: same, but skip check to exit inflate on new block */\n var STORED = 14; /* i: waiting for stored size (length and complement) */\n var COPY_ = 15; /* i/o: same as COPY below, but only first time in */\n var COPY = 16; /* i/o: waiting for input or output to copy stored block */\n var TABLE = 17; /* i: waiting for dynamic block table lengths */\n var LENLENS = 18; /* i: waiting for code length code lengths */\n var CODELENS = 19; /* i: waiting for length/lit and distance code lengths */\n var LEN_ = 20; /* i: same as LEN below, but only first time in */\n var LEN = 21; /* i: waiting for length/lit/eob code */\n var LENEXT = 22; /* i: waiting for length extra bits */\n var DIST = 23; /* i: waiting for distance code */\n var DISTEXT = 24; /* i: waiting for distance extra bits */\n var MATCH = 25; /* o: waiting for output space to copy string */\n var LIT = 26; /* o: waiting for output space to write literal */\n var CHECK = 27; /* i: waiting for 32-bit check value */\n var LENGTH = 28; /* i: waiting for 32-bit length (gzip) */\n var DONE = 29; /* finished check, done -- remain here until reset */\n var BAD$1 = 30; /* got a data error -- remain here until reset */\n var MEM = 31; /* got an inflate() memory error -- remain here until reset */\n var SYNC = 32; /* looking for synchronization bytes to restart inflate() */\n\n /* ===========================================================================*/\n\n\n\n var ENOUGH_LENS$1 = 852;\n var ENOUGH_DISTS$1 = 592;\n\n\n function zswap32(q) {\n return (((q >>> 24) & 0xff) +\n ((q >>> 8) & 0xff00) +\n ((q & 0xff00) << 8) +\n ((q & 0xff) << 24));\n }\n\n\n function InflateState() {\n this.mode = 0; /* current inflate mode */\n this.last = false; /* true if processing last block */\n this.wrap = 0; /* bit 0 true for zlib, bit 1 true for gzip */\n this.havedict = false; /* true if dictionary provided */\n this.flags = 0; /* gzip header method and flags (0 if zlib) */\n this.dmax = 0; /* zlib header max distance (INFLATE_STRICT) */\n this.check = 0; /* protected copy of check value */\n this.total = 0; /* protected copy of output count */\n // TODO: may be {}\n this.head = null; /* where to save gzip header information */\n\n /* sliding window */\n this.wbits = 0; /* log base 2 of requested window size */\n this.wsize = 0; /* window size or zero if not using window */\n this.whave = 0; /* valid bytes in the window */\n this.wnext = 0; /* window write index */\n this.window = null; /* allocated sliding window, if needed */\n\n /* bit accumulator */\n this.hold = 0; /* input bit accumulator */\n this.bits = 0; /* number of bits in \"in\" */\n\n /* for string and stored block copying */\n this.length = 0; /* literal or length of data to copy */\n this.offset = 0; /* distance back to copy string from */\n\n /* for table and code decoding */\n this.extra = 0; /* extra bits needed */\n\n /* fixed and dynamic code tables */\n this.lencode = null; /* starting table for length/literal codes */\n this.distcode = null; /* starting table for distance codes */\n this.lenbits = 0; /* index bits for lencode */\n this.distbits = 0; /* index bits for distcode */\n\n /* dynamic table building */\n this.ncode = 0; /* number of code length code lengths */\n this.nlen = 0; /* number of length code lengths */\n this.ndist = 0; /* number of distance code lengths */\n this.have = 0; /* number of code lengths in lens[] */\n this.next = null; /* next available space in codes[] */\n\n this.lens = Buf16(320); /* temporary storage for code lengths */\n this.work = Buf16(288); /* work area for code table building */\n\n /*\n because we don't have pointers in js, we use lencode and distcode directly\n as buffers so we don't need codes\n */\n //this.codes = Buf32(ENOUGH); /* space for code tables */\n this.lendyn = null; /* dynamic table for length/literal codes (JS specific) */\n this.distdyn = null; /* dynamic table for distance codes (JS specific) */\n this.sane = 0; /* if false, allow invalid distance too far */\n this.back = 0; /* bits back of last unprocessed length/lit */\n this.was = 0; /* initial length of match */\n }\n\n function inflateResetKeep(strm) {\n var state;\n\n if (!strm || !strm.state) { return Z_STREAM_ERROR$1; }\n state = strm.state;\n strm.total_in = strm.total_out = state.total = 0;\n strm.msg = ''; /*Z_NULL*/\n if (state.wrap) { /* to support ill-conceived Java test suite */\n strm.adler = state.wrap & 1;\n }\n state.mode = HEAD;\n state.last = 0;\n state.havedict = 0;\n state.dmax = 32768;\n state.head = null/*Z_NULL*/;\n state.hold = 0;\n state.bits = 0;\n //state.lencode = state.distcode = state.next = state.codes;\n state.lencode = state.lendyn = Buf32(ENOUGH_LENS$1);\n state.distcode = state.distdyn = Buf32(ENOUGH_DISTS$1);\n\n state.sane = 1;\n state.back = -1;\n //Tracev((stderr, \"inflate: reset\\n\"));\n return Z_OK$1;\n }\n\n function inflateReset(strm) {\n var state;\n\n if (!strm || !strm.state) { return Z_STREAM_ERROR$1; }\n state = strm.state;\n state.wsize = 0;\n state.whave = 0;\n state.wnext = 0;\n return inflateResetKeep(strm);\n\n }\n\n function inflateReset2(strm, windowBits) {\n var wrap;\n var state;\n\n /* get the state */\n if (!strm || !strm.state) { return Z_STREAM_ERROR$1; }\n state = strm.state;\n\n /* extract wrap request from windowBits parameter */\n if (windowBits < 0) {\n wrap = 0;\n windowBits = -windowBits;\n }\n else {\n wrap = (windowBits >> 4) + 1;\n if (windowBits < 48) {\n windowBits &= 15;\n }\n }\n\n /* set number of window bits, free window if different */\n if (windowBits && (windowBits < 8 || windowBits > 15)) {\n return Z_STREAM_ERROR$1;\n }\n if (state.window !== null && state.wbits !== windowBits) {\n state.window = null;\n }\n\n /* update state and reset the rest of it */\n state.wrap = wrap;\n state.wbits = windowBits;\n return inflateReset(strm);\n }\n\n function inflateInit2(strm, windowBits) {\n var ret;\n var state;\n\n if (!strm) { return Z_STREAM_ERROR$1; }\n //strm.msg = Z_NULL; /* in case we return an error */\n\n state = new InflateState();\n\n //if (state === Z_NULL) return Z_MEM_ERROR;\n //Tracev((stderr, \"inflate: allocated\\n\"));\n strm.state = state;\n state.window = null/*Z_NULL*/;\n ret = inflateReset2(strm, windowBits);\n if (ret !== Z_OK$1) {\n strm.state = null/*Z_NULL*/;\n }\n return ret;\n }\n\n\n /*\n Return state with length and distance decoding tables and index sizes set to\n fixed code decoding. Normally this returns fixed tables from inffixed.h.\n If BUILDFIXED is defined, then instead this routine builds the tables the\n first time it's called, and returns those tables the first time and\n thereafter. This reduces the size of the code by about 2K bytes, in\n exchange for a little execution time. However, BUILDFIXED should not be\n used for threaded applications, since the rewriting of the tables and virgin\n may not be thread-safe.\n */\n var virgin = true;\n\n var lenfix, distfix; // We have no pointers in JS, so keep tables separate\n\n function fixedtables(state) {\n /* build fixed huffman tables if first call (may not be thread safe) */\n if (virgin) {\n var sym;\n\n lenfix = Buf32(512);\n distfix = Buf32(32);\n\n /* literal/length table */\n sym = 0;\n while (sym < 144) { state.lens[sym++] = 8; }\n while (sym < 256) { state.lens[sym++] = 9; }\n while (sym < 280) { state.lens[sym++] = 7; }\n while (sym < 288) { state.lens[sym++] = 8; }\n\n inflate_table(LENS$1, state.lens, 0, 288, lenfix, 0, state.work, { bits: 9 });\n\n /* distance table */\n sym = 0;\n while (sym < 32) { state.lens[sym++] = 5; }\n\n inflate_table(DISTS$1, state.lens, 0, 32, distfix, 0, state.work, { bits: 5 });\n\n /* do this just once */\n virgin = false;\n }\n\n state.lencode = lenfix;\n state.lenbits = 9;\n state.distcode = distfix;\n state.distbits = 5;\n }\n\n\n /*\n Update the window with the last wsize (normally 32K) bytes written before\n returning. If window does not exist yet, create it. This is only called\n when a window is already in use, or when output has been written during this\n inflate call, but the end of the deflate stream has not been reached yet.\n It is also called to create a window for dictionary data when a dictionary\n is loaded.\n\n Providing output buffers larger than 32K to inflate() should provide a speed\n advantage, since only the last 32K of output is copied to the sliding window\n upon return from inflate(), and since all distances after the first 32K of\n output will fall in the output data, making match copies simpler and faster.\n The advantage may be dependent on the size of the processor's data caches.\n */\n function updatewindow(strm, src, end, copy) {\n var dist;\n var state = strm.state;\n\n /* if it hasn't been done already, allocate space for the window */\n if (state.window === null) {\n state.wsize = 1 << state.wbits;\n state.wnext = 0;\n state.whave = 0;\n\n state.window = Buf8(state.wsize);\n }\n\n /* copy state->wsize or less output bytes into the circular window */\n if (copy >= state.wsize) {\n arraySet(state.window, src, end - state.wsize, state.wsize, 0);\n state.wnext = 0;\n state.whave = state.wsize;\n }\n else {\n dist = state.wsize - state.wnext;\n if (dist > copy) {\n dist = copy;\n }\n //zmemcpy(state->window + state->wnext, end - copy, dist);\n arraySet(state.window, src, end - copy, dist, state.wnext);\n copy -= dist;\n if (copy) {\n //zmemcpy(state->window, end - copy, copy);\n arraySet(state.window, src, end - copy, copy, 0);\n state.wnext = copy;\n state.whave = state.wsize;\n }\n else {\n state.wnext += dist;\n if (state.wnext === state.wsize) { state.wnext = 0; }\n if (state.whave < state.wsize) { state.whave += dist; }\n }\n }\n return 0;\n }\n\n function inflate$1(strm, flush) {\n var state;\n var input, output; // input/output buffers\n var next; /* next input INDEX */\n var put; /* next output INDEX */\n var have, left; /* available input and output */\n var hold; /* bit buffer */\n var bits; /* bits in bit buffer */\n var _in, _out; /* save starting available input and output */\n var copy; /* number of stored or match bytes to copy */\n var from; /* where to copy match bytes from */\n var from_source;\n var here = 0; /* current decoding table entry */\n var here_bits, here_op, here_val; // paked \"here\" denormalized (JS specific)\n //var last; /* parent table entry */\n var last_bits, last_op, last_val; // paked \"last\" denormalized (JS specific)\n var len; /* length to copy for repeats, bits to drop */\n var ret; /* return code */\n var hbuf = Buf8(4); /* buffer for gzip header crc calculation */\n var opts;\n\n var n; // temporary var for NEED_BITS\n\n var order = /* permutation of code lengths */\n [ 16, 17, 18, 0, 8, 7, 9, 6, 10, 5, 11, 4, 12, 3, 13, 2, 14, 1, 15 ];\n\n\n if (!strm || !strm.state || !strm.output ||\n (!strm.input && strm.avail_in !== 0)) {\n return Z_STREAM_ERROR$1;\n }\n\n state = strm.state;\n if (state.mode === TYPE$1) { state.mode = TYPEDO; } /* skip check */\n\n\n //--- LOAD() ---\n put = strm.next_out;\n output = strm.output;\n left = strm.avail_out;\n next = strm.next_in;\n input = strm.input;\n have = strm.avail_in;\n hold = state.hold;\n bits = state.bits;\n //---\n\n _in = have;\n _out = left;\n ret = Z_OK$1;\n\n inf_leave: // goto emulation\n for (;;) {\n switch (state.mode) {\n case HEAD:\n if (state.wrap === 0) {\n state.mode = TYPEDO;\n break;\n }\n //=== NEEDBITS(16);\n while (bits < 16) {\n if (have === 0) { break inf_leave; }\n have--;\n hold += input[next++] << bits;\n bits += 8;\n }\n //===//\n if ((state.wrap & 2) && hold === 0x8b1f) { /* gzip header */\n state.check = 0/*crc32(0L, Z_NULL, 0)*/;\n //=== CRC2(state.check, hold);\n hbuf[0] = hold & 0xff;\n hbuf[1] = (hold >>> 8) & 0xff;\n state.check = crc32$1(state.check, hbuf, 2, 0);\n //===//\n\n //=== INITBITS();\n hold = 0;\n bits = 0;\n //===//\n state.mode = FLAGS;\n break;\n }\n state.flags = 0; /* expect zlib header */\n if (state.head) {\n state.head.done = false;\n }\n if (!(state.wrap & 1) || /* check if zlib header allowed */\n (((hold & 0xff)/*BITS(8)*/ << 8) + (hold >> 8)) % 31) {\n strm.msg = 'incorrect header check';\n state.mode = BAD$1;\n break;\n }\n if ((hold & 0x0f)/*BITS(4)*/ !== Z_DEFLATED$1) {\n strm.msg = 'unknown compression method';\n state.mode = BAD$1;\n break;\n }\n //--- DROPBITS(4) ---//\n hold >>>= 4;\n bits -= 4;\n //---//\n len = (hold & 0x0f)/*BITS(4)*/ + 8;\n if (state.wbits === 0) {\n state.wbits = len;\n }\n else if (len > state.wbits) {\n strm.msg = 'invalid window size';\n state.mode = BAD$1;\n break;\n }\n state.dmax = 1 << len;\n //Tracev((stderr, \"inflate: zlib header ok\\n\"));\n strm.adler = state.check = 1/*adler32(0L, Z_NULL, 0)*/;\n state.mode = hold & 0x200 ? DICTID : TYPE$1;\n //=== INITBITS();\n hold = 0;\n bits = 0;\n //===//\n break;\n case FLAGS:\n //=== NEEDBITS(16); */\n while (bits < 16) {\n if (have === 0) { break inf_leave; }\n have--;\n hold += input[next++] << bits;\n bits += 8;\n }\n //===//\n state.flags = hold;\n if ((state.flags & 0xff) !== Z_DEFLATED$1) {\n strm.msg = 'unknown compression method';\n state.mode = BAD$1;\n break;\n }\n if (state.flags & 0xe000) {\n strm.msg = 'unknown header flags set';\n state.mode = BAD$1;\n break;\n }\n if (state.head) {\n state.head.text = ((hold >> 8) & 1);\n }\n if (state.flags & 0x0200) {\n //=== CRC2(state.check, hold);\n hbuf[0] = hold & 0xff;\n hbuf[1] = (hold >>> 8) & 0xff;\n state.check = crc32$1(state.check, hbuf, 2, 0);\n //===//\n }\n //=== INITBITS();\n hold = 0;\n bits = 0;\n //===//\n state.mode = TIME;\n /* falls through */\n case TIME:\n //=== NEEDBITS(32); */\n while (bits < 32) {\n if (have === 0) { break inf_leave; }\n have--;\n hold += input[next++] << bits;\n bits += 8;\n }\n //===//\n if (state.head) {\n state.head.time = hold;\n }\n if (state.flags & 0x0200) {\n //=== CRC4(state.check, hold)\n hbuf[0] = hold & 0xff;\n hbuf[1] = (hold >>> 8) & 0xff;\n hbuf[2] = (hold >>> 16) & 0xff;\n hbuf[3] = (hold >>> 24) & 0xff;\n state.check = crc32$1(state.check, hbuf, 4, 0);\n //===\n }\n //=== INITBITS();\n hold = 0;\n bits = 0;\n //===//\n state.mode = OS;\n /* falls through */\n case OS:\n //=== NEEDBITS(16); */\n while (bits < 16) {\n if (have === 0) { break inf_leave; }\n have--;\n hold += input[next++] << bits;\n bits += 8;\n }\n //===//\n if (state.head) {\n state.head.xflags = (hold & 0xff);\n state.head.os = (hold >> 8);\n }\n if (state.flags & 0x0200) {\n //=== CRC2(state.check, hold);\n hbuf[0] = hold & 0xff;\n hbuf[1] = (hold >>> 8) & 0xff;\n state.check = crc32$1(state.check, hbuf, 2, 0);\n //===//\n }\n //=== INITBITS();\n hold = 0;\n bits = 0;\n //===//\n state.mode = EXLEN;\n /* falls through */\n case EXLEN:\n if (state.flags & 0x0400) {\n //=== NEEDBITS(16); */\n while (bits < 16) {\n if (have === 0) { break inf_leave; }\n have--;\n hold += input[next++] << bits;\n bits += 8;\n }\n //===//\n state.length = hold;\n if (state.head) {\n state.head.extra_len = hold;\n }\n if (state.flags & 0x0200) {\n //=== CRC2(state.check, hold);\n hbuf[0] = hold & 0xff;\n hbuf[1] = (hold >>> 8) & 0xff;\n state.check = crc32$1(state.check, hbuf, 2, 0);\n //===//\n }\n //=== INITBITS();\n hold = 0;\n bits = 0;\n //===//\n }\n else if (state.head) {\n state.head.extra = null/*Z_NULL*/;\n }\n state.mode = EXTRA;\n /* falls through */\n case EXTRA:\n if (state.flags & 0x0400) {\n copy = state.length;\n if (copy > have) { copy = have; }\n if (copy) {\n if (state.head) {\n len = state.head.extra_len - state.length;\n if (!state.head.extra) {\n // Use untyped array for more convenient processing later\n state.head.extra = new Array(state.head.extra_len);\n }\n arraySet(\n state.head.extra,\n input,\n next,\n // extra field is limited to 65536 bytes\n // - no need for additional size check\n copy,\n /*len + copy > state.head.extra_max - len ? state.head.extra_max : copy,*/\n len\n );\n //zmemcpy(state.head.extra + len, next,\n // len + copy > state.head.extra_max ?\n // state.head.extra_max - len : copy);\n }\n if (state.flags & 0x0200) {\n state.check = crc32$1(state.check, input, copy, next);\n }\n have -= copy;\n next += copy;\n state.length -= copy;\n }\n if (state.length) { break inf_leave; }\n }\n state.length = 0;\n state.mode = NAME;\n /* falls through */\n case NAME:\n if (state.flags & 0x0800) {\n if (have === 0) { break inf_leave; }\n copy = 0;\n do {\n // TODO: 2 or 1 bytes?\n len = input[next + copy++];\n /* use constant limit because in js we should not preallocate memory */\n if (state.head && len &&\n (state.length < 65536 /*state.head.name_max*/)) {\n state.head.name += String.fromCharCode(len);\n }\n } while (len && copy < have);\n\n if (state.flags & 0x0200) {\n state.check = crc32$1(state.check, input, copy, next);\n }\n have -= copy;\n next += copy;\n if (len) { break inf_leave; }\n }\n else if (state.head) {\n state.head.name = null;\n }\n state.length = 0;\n state.mode = COMMENT;\n /* falls through */\n case COMMENT:\n if (state.flags & 0x1000) {\n if (have === 0) { break inf_leave; }\n copy = 0;\n do {\n len = input[next + copy++];\n /* use constant limit because in js we should not preallocate memory */\n if (state.head && len &&\n (state.length < 65536 /*state.head.comm_max*/)) {\n state.head.comment += String.fromCharCode(len);\n }\n } while (len && copy < have);\n if (state.flags & 0x0200) {\n state.check = crc32$1(state.check, input, copy, next);\n }\n have -= copy;\n next += copy;\n if (len) { break inf_leave; }\n }\n else if (state.head) {\n state.head.comment = null;\n }\n state.mode = HCRC;\n /* falls through */\n case HCRC:\n if (state.flags & 0x0200) {\n //=== NEEDBITS(16); */\n while (bits < 16) {\n if (have === 0) { break inf_leave; }\n have--;\n hold += input[next++] << bits;\n bits += 8;\n }\n //===//\n if (hold !== (state.check & 0xffff)) {\n strm.msg = 'header crc mismatch';\n state.mode = BAD$1;\n break;\n }\n //=== INITBITS();\n hold = 0;\n bits = 0;\n //===//\n }\n if (state.head) {\n state.head.hcrc = ((state.flags >> 9) & 1);\n state.head.done = true;\n }\n strm.adler = state.check = 0;\n state.mode = TYPE$1;\n break;\n case DICTID:\n //=== NEEDBITS(32); */\n while (bits < 32) {\n if (have === 0) { break inf_leave; }\n have--;\n hold += input[next++] << bits;\n bits += 8;\n }\n //===//\n strm.adler = state.check = zswap32(hold);\n //=== INITBITS();\n hold = 0;\n bits = 0;\n //===//\n state.mode = DICT;\n /* falls through */\n case DICT:\n if (state.havedict === 0) {\n //--- RESTORE() ---\n strm.next_out = put;\n strm.avail_out = left;\n strm.next_in = next;\n strm.avail_in = have;\n state.hold = hold;\n state.bits = bits;\n //---\n return Z_NEED_DICT$1;\n }\n strm.adler = state.check = 1/*adler32(0L, Z_NULL, 0)*/;\n state.mode = TYPE$1;\n /* falls through */\n case TYPE$1:\n if (flush === Z_BLOCK$1 || flush === Z_TREES$1) { break inf_leave; }\n /* falls through */\n case TYPEDO:\n if (state.last) {\n //--- BYTEBITS() ---//\n hold >>>= bits & 7;\n bits -= bits & 7;\n //---//\n state.mode = CHECK;\n break;\n }\n //=== NEEDBITS(3); */\n while (bits < 3) {\n if (have === 0) { break inf_leave; }\n have--;\n hold += input[next++] << bits;\n bits += 8;\n }\n //===//\n state.last = (hold & 0x01)/*BITS(1)*/;\n //--- DROPBITS(1) ---//\n hold >>>= 1;\n bits -= 1;\n //---//\n\n switch ((hold & 0x03)/*BITS(2)*/) {\n case 0: /* stored block */\n //Tracev((stderr, \"inflate: stored block%s\\n\",\n // state.last ? \" (last)\" : \"\"));\n state.mode = STORED;\n break;\n case 1: /* fixed block */\n fixedtables(state);\n //Tracev((stderr, \"inflate: fixed codes block%s\\n\",\n // state.last ? \" (last)\" : \"\"));\n state.mode = LEN_; /* decode codes */\n if (flush === Z_TREES$1) {\n //--- DROPBITS(2) ---//\n hold >>>= 2;\n bits -= 2;\n //---//\n break inf_leave;\n }\n break;\n case 2: /* dynamic block */\n //Tracev((stderr, \"inflate: dynamic codes block%s\\n\",\n // state.last ? \" (last)\" : \"\"));\n state.mode = TABLE;\n break;\n case 3:\n strm.msg = 'invalid block type';\n state.mode = BAD$1;\n }\n //--- DROPBITS(2) ---//\n hold >>>= 2;\n bits -= 2;\n //---//\n break;\n case STORED:\n //--- BYTEBITS() ---// /* go to byte boundary */\n hold >>>= bits & 7;\n bits -= bits & 7;\n //---//\n //=== NEEDBITS(32); */\n while (bits < 32) {\n if (have === 0) { break inf_leave; }\n have--;\n hold += input[next++] << bits;\n bits += 8;\n }\n //===//\n if ((hold & 0xffff) !== ((hold >>> 16) ^ 0xffff)) {\n strm.msg = 'invalid stored block lengths';\n state.mode = BAD$1;\n break;\n }\n state.length = hold & 0xffff;\n //Tracev((stderr, \"inflate: stored length %u\\n\",\n // state.length));\n //=== INITBITS();\n hold = 0;\n bits = 0;\n //===//\n state.mode = COPY_;\n if (flush === Z_TREES$1) { break inf_leave; }\n /* falls through */\n case COPY_:\n state.mode = COPY;\n /* falls through */\n case COPY:\n copy = state.length;\n if (copy) {\n if (copy > have) { copy = have; }\n if (copy > left) { copy = left; }\n if (copy === 0) { break inf_leave; }\n //--- zmemcpy(put, next, copy); ---\n arraySet(output, input, next, copy, put);\n //---//\n have -= copy;\n next += copy;\n left -= copy;\n put += copy;\n state.length -= copy;\n break;\n }\n //Tracev((stderr, \"inflate: stored end\\n\"));\n state.mode = TYPE$1;\n break;\n case TABLE:\n //=== NEEDBITS(14); */\n while (bits < 14) {\n if (have === 0) { break inf_leave; }\n have--;\n hold += input[next++] << bits;\n bits += 8;\n }\n //===//\n state.nlen = (hold & 0x1f)/*BITS(5)*/ + 257;\n //--- DROPBITS(5) ---//\n hold >>>= 5;\n bits -= 5;\n //---//\n state.ndist = (hold & 0x1f)/*BITS(5)*/ + 1;\n //--- DROPBITS(5) ---//\n hold >>>= 5;\n bits -= 5;\n //---//\n state.ncode = (hold & 0x0f)/*BITS(4)*/ + 4;\n //--- DROPBITS(4) ---//\n hold >>>= 4;\n bits -= 4;\n //---//\n //#ifndef PKZIP_BUG_WORKAROUND\n if (state.nlen > 286 || state.ndist > 30) {\n strm.msg = 'too many length or distance symbols';\n state.mode = BAD$1;\n break;\n }\n //#endif\n //Tracev((stderr, \"inflate: table sizes ok\\n\"));\n state.have = 0;\n state.mode = LENLENS;\n /* falls through */\n case LENLENS:\n while (state.have < state.ncode) {\n //=== NEEDBITS(3);\n while (bits < 3) {\n if (have === 0) { break inf_leave; }\n have--;\n hold += input[next++] << bits;\n bits += 8;\n }\n //===//\n state.lens[order[state.have++]] = (hold & 0x07);//BITS(3);\n //--- DROPBITS(3) ---//\n hold >>>= 3;\n bits -= 3;\n //---//\n }\n while (state.have < 19) {\n state.lens[order[state.have++]] = 0;\n }\n // We have separate tables & no pointers. 2 commented lines below not needed.\n //state.next = state.codes;\n //state.lencode = state.next;\n // Switch to use dynamic table\n state.lencode = state.lendyn;\n state.lenbits = 7;\n\n opts = { bits: state.lenbits };\n ret = inflate_table(CODES$1, state.lens, 0, 19, state.lencode, 0, state.work, opts);\n state.lenbits = opts.bits;\n\n if (ret) {\n strm.msg = 'invalid code lengths set';\n state.mode = BAD$1;\n break;\n }\n //Tracev((stderr, \"inflate: code lengths ok\\n\"));\n state.have = 0;\n state.mode = CODELENS;\n /* falls through */\n case CODELENS:\n while (state.have < state.nlen + state.ndist) {\n for (;;) {\n here = state.lencode[hold & ((1 << state.lenbits) - 1)];/*BITS(state.lenbits)*/\n here_bits = here >>> 24;\n here_op = (here >>> 16) & 0xff;\n here_val = here & 0xffff;\n\n if ((here_bits) <= bits) { break; }\n //--- PULLBYTE() ---//\n if (have === 0) { break inf_leave; }\n have--;\n hold += input[next++] << bits;\n bits += 8;\n //---//\n }\n if (here_val < 16) {\n //--- DROPBITS(here.bits) ---//\n hold >>>= here_bits;\n bits -= here_bits;\n //---//\n state.lens[state.have++] = here_val;\n }\n else {\n if (here_val === 16) {\n //=== NEEDBITS(here.bits + 2);\n n = here_bits + 2;\n while (bits < n) {\n if (have === 0) { break inf_leave; }\n have--;\n hold += input[next++] << bits;\n bits += 8;\n }\n //===//\n //--- DROPBITS(here.bits) ---//\n hold >>>= here_bits;\n bits -= here_bits;\n //---//\n if (state.have === 0) {\n strm.msg = 'invalid bit length repeat';\n state.mode = BAD$1;\n break;\n }\n len = state.lens[state.have - 1];\n copy = 3 + (hold & 0x03);//BITS(2);\n //--- DROPBITS(2) ---//\n hold >>>= 2;\n bits -= 2;\n //---//\n }\n else if (here_val === 17) {\n //=== NEEDBITS(here.bits + 3);\n n = here_bits + 3;\n while (bits < n) {\n if (have === 0) { break inf_leave; }\n have--;\n hold += input[next++] << bits;\n bits += 8;\n }\n //===//\n //--- DROPBITS(here.bits) ---//\n hold >>>= here_bits;\n bits -= here_bits;\n //---//\n len = 0;\n copy = 3 + (hold & 0x07);//BITS(3);\n //--- DROPBITS(3) ---//\n hold >>>= 3;\n bits -= 3;\n //---//\n }\n else {\n //=== NEEDBITS(here.bits + 7);\n n = here_bits + 7;\n while (bits < n) {\n if (have === 0) { break inf_leave; }\n have--;\n hold += input[next++] << bits;\n bits += 8;\n }\n //===//\n //--- DROPBITS(here.bits) ---//\n hold >>>= here_bits;\n bits -= here_bits;\n //---//\n len = 0;\n copy = 11 + (hold & 0x7f);//BITS(7);\n //--- DROPBITS(7) ---//\n hold >>>= 7;\n bits -= 7;\n //---//\n }\n if (state.have + copy > state.nlen + state.ndist) {\n strm.msg = 'invalid bit length repeat';\n state.mode = BAD$1;\n break;\n }\n while (copy--) {\n state.lens[state.have++] = len;\n }\n }\n }\n\n /* handle error breaks in while */\n if (state.mode === BAD$1) { break; }\n\n /* check for end-of-block code (better have one) */\n if (state.lens[256] === 0) {\n strm.msg = 'invalid code -- missing end-of-block';\n state.mode = BAD$1;\n break;\n }\n\n /* build code tables -- note: do not change the lenbits or distbits\n values here (9 and 6) without reading the comments in inftrees.h\n concerning the ENOUGH constants, which depend on those values */\n state.lenbits = 9;\n\n opts = { bits: state.lenbits };\n ret = inflate_table(LENS$1, state.lens, 0, state.nlen, state.lencode, 0, state.work, opts);\n // We have separate tables & no pointers. 2 commented lines below not needed.\n // state.next_index = opts.table_index;\n state.lenbits = opts.bits;\n // state.lencode = state.next;\n\n if (ret) {\n strm.msg = 'invalid literal/lengths set';\n state.mode = BAD$1;\n break;\n }\n\n state.distbits = 6;\n //state.distcode.copy(state.codes);\n // Switch to use dynamic table\n state.distcode = state.distdyn;\n opts = { bits: state.distbits };\n ret = inflate_table(DISTS$1, state.lens, state.nlen, state.ndist, state.distcode, 0, state.work, opts);\n // We have separate tables & no pointers. 2 commented lines below not needed.\n // state.next_index = opts.table_index;\n state.distbits = opts.bits;\n // state.distcode = state.next;\n\n if (ret) {\n strm.msg = 'invalid distances set';\n state.mode = BAD$1;\n break;\n }\n //Tracev((stderr, 'inflate: codes ok\\n'));\n state.mode = LEN_;\n if (flush === Z_TREES$1) { break inf_leave; }\n /* falls through */\n case LEN_:\n state.mode = LEN;\n /* falls through */\n case LEN:\n if (have >= 6 && left >= 258) {\n //--- RESTORE() ---\n strm.next_out = put;\n strm.avail_out = left;\n strm.next_in = next;\n strm.avail_in = have;\n state.hold = hold;\n state.bits = bits;\n //---\n inflate_fast(strm, _out);\n //--- LOAD() ---\n put = strm.next_out;\n output = strm.output;\n left = strm.avail_out;\n next = strm.next_in;\n input = strm.input;\n have = strm.avail_in;\n hold = state.hold;\n bits = state.bits;\n //---\n\n if (state.mode === TYPE$1) {\n state.back = -1;\n }\n break;\n }\n state.back = 0;\n for (;;) {\n here = state.lencode[hold & ((1 << state.lenbits) - 1)]; /*BITS(state.lenbits)*/\n here_bits = here >>> 24;\n here_op = (here >>> 16) & 0xff;\n here_val = here & 0xffff;\n\n if (here_bits <= bits) { break; }\n //--- PULLBYTE() ---//\n if (have === 0) { break inf_leave; }\n have--;\n hold += input[next++] << bits;\n bits += 8;\n //---//\n }\n if (here_op && (here_op & 0xf0) === 0) {\n last_bits = here_bits;\n last_op = here_op;\n last_val = here_val;\n for (;;) {\n here = state.lencode[last_val +\n ((hold & ((1 << (last_bits + last_op)) - 1))/*BITS(last.bits + last.op)*/ >> last_bits)];\n here_bits = here >>> 24;\n here_op = (here >>> 16) & 0xff;\n here_val = here & 0xffff;\n\n if ((last_bits + here_bits) <= bits) { break; }\n //--- PULLBYTE() ---//\n if (have === 0) { break inf_leave; }\n have--;\n hold += input[next++] << bits;\n bits += 8;\n //---//\n }\n //--- DROPBITS(last.bits) ---//\n hold >>>= last_bits;\n bits -= last_bits;\n //---//\n state.back += last_bits;\n }\n //--- DROPBITS(here.bits) ---//\n hold >>>= here_bits;\n bits -= here_bits;\n //---//\n state.back += here_bits;\n state.length = here_val;\n if (here_op === 0) {\n //Tracevv((stderr, here.val >= 0x20 && here.val < 0x7f ?\n // \"inflate: literal '%c'\\n\" :\n // \"inflate: literal 0x%02x\\n\", here.val));\n state.mode = LIT;\n break;\n }\n if (here_op & 32) {\n //Tracevv((stderr, \"inflate: end of block\\n\"));\n state.back = -1;\n state.mode = TYPE$1;\n break;\n }\n if (here_op & 64) {\n strm.msg = 'invalid literal/length code';\n state.mode = BAD$1;\n break;\n }\n state.extra = here_op & 15;\n state.mode = LENEXT;\n /* falls through */\n case LENEXT:\n if (state.extra) {\n //=== NEEDBITS(state.extra);\n n = state.extra;\n while (bits < n) {\n if (have === 0) { break inf_leave; }\n have--;\n hold += input[next++] << bits;\n bits += 8;\n }\n //===//\n state.length += hold & ((1 << state.extra) - 1)/*BITS(state.extra)*/;\n //--- DROPBITS(state.extra) ---//\n hold >>>= state.extra;\n bits -= state.extra;\n //---//\n state.back += state.extra;\n }\n //Tracevv((stderr, \"inflate: length %u\\n\", state.length));\n state.was = state.length;\n state.mode = DIST;\n /* falls through */\n case DIST:\n for (;;) {\n here = state.distcode[hold & ((1 << state.distbits) - 1)];/*BITS(state.distbits)*/\n here_bits = here >>> 24;\n here_op = (here >>> 16) & 0xff;\n here_val = here & 0xffff;\n\n if ((here_bits) <= bits) { break; }\n //--- PULLBYTE() ---//\n if (have === 0) { break inf_leave; }\n have--;\n hold += input[next++] << bits;\n bits += 8;\n //---//\n }\n if ((here_op & 0xf0) === 0) {\n last_bits = here_bits;\n last_op = here_op;\n last_val = here_val;\n for (;;) {\n here = state.distcode[last_val +\n ((hold & ((1 << (last_bits + last_op)) - 1))/*BITS(last.bits + last.op)*/ >> last_bits)];\n here_bits = here >>> 24;\n here_op = (here >>> 16) & 0xff;\n here_val = here & 0xffff;\n\n if ((last_bits + here_bits) <= bits) { break; }\n //--- PULLBYTE() ---//\n if (have === 0) { break inf_leave; }\n have--;\n hold += input[next++] << bits;\n bits += 8;\n //---//\n }\n //--- DROPBITS(last.bits) ---//\n hold >>>= last_bits;\n bits -= last_bits;\n //---//\n state.back += last_bits;\n }\n //--- DROPBITS(here.bits) ---//\n hold >>>= here_bits;\n bits -= here_bits;\n //---//\n state.back += here_bits;\n if (here_op & 64) {\n strm.msg = 'invalid distance code';\n state.mode = BAD$1;\n break;\n }\n state.offset = here_val;\n state.extra = (here_op) & 15;\n state.mode = DISTEXT;\n /* falls through */\n case DISTEXT:\n if (state.extra) {\n //=== NEEDBITS(state.extra);\n n = state.extra;\n while (bits < n) {\n if (have === 0) { break inf_leave; }\n have--;\n hold += input[next++] << bits;\n bits += 8;\n }\n //===//\n state.offset += hold & ((1 << state.extra) - 1)/*BITS(state.extra)*/;\n //--- DROPBITS(state.extra) ---//\n hold >>>= state.extra;\n bits -= state.extra;\n //---//\n state.back += state.extra;\n }\n //#ifdef INFLATE_STRICT\n if (state.offset > state.dmax) {\n strm.msg = 'invalid distance too far back';\n state.mode = BAD$1;\n break;\n }\n //#endif\n //Tracevv((stderr, \"inflate: distance %u\\n\", state.offset));\n state.mode = MATCH;\n /* falls through */\n case MATCH:\n if (left === 0) { break inf_leave; }\n copy = _out - left;\n if (state.offset > copy) { /* copy from window */\n copy = state.offset - copy;\n if (copy > state.whave) {\n if (state.sane) {\n strm.msg = 'invalid distance too far back';\n state.mode = BAD$1;\n break;\n }\n // (!) This block is disabled in zlib defaults,\n // don't enable it for binary compatibility\n //#ifdef INFLATE_ALLOW_INVALID_DISTANCE_TOOFAR_ARRR\n // Trace((stderr, \"inflate.c too far\\n\"));\n // copy -= state.whave;\n // if (copy > state.length) { copy = state.length; }\n // if (copy > left) { copy = left; }\n // left -= copy;\n // state.length -= copy;\n // do {\n // output[put++] = 0;\n // } while (--copy);\n // if (state.length === 0) { state.mode = LEN; }\n // break;\n //#endif\n }\n if (copy > state.wnext) {\n copy -= state.wnext;\n from = state.wsize - copy;\n }\n else {\n from = state.wnext - copy;\n }\n if (copy > state.length) { copy = state.length; }\n from_source = state.window;\n }\n else { /* copy from output */\n from_source = output;\n from = put - state.offset;\n copy = state.length;\n }\n if (copy > left) { copy = left; }\n left -= copy;\n state.length -= copy;\n do {\n output[put++] = from_source[from++];\n } while (--copy);\n if (state.length === 0) { state.mode = LEN; }\n break;\n case LIT:\n if (left === 0) { break inf_leave; }\n output[put++] = state.length;\n left--;\n state.mode = LEN;\n break;\n case CHECK:\n if (state.wrap) {\n //=== NEEDBITS(32);\n while (bits < 32) {\n if (have === 0) { break inf_leave; }\n have--;\n // Use '|' instead of '+' to make sure that result is signed\n hold |= input[next++] << bits;\n bits += 8;\n }\n //===//\n _out -= left;\n strm.total_out += _out;\n state.total += _out;\n if (_out) {\n strm.adler = state.check =\n /*UPDATE(state.check, put - _out, _out);*/\n (state.flags ? crc32$1(state.check, output, _out, put - _out) : adler32(state.check, output, _out, put - _out));\n\n }\n _out = left;\n // NB: crc32 stored as signed 32-bit int, zswap32 returns signed too\n if ((state.flags ? hold : zswap32(hold)) !== state.check) {\n strm.msg = 'incorrect data check';\n state.mode = BAD$1;\n break;\n }\n //=== INITBITS();\n hold = 0;\n bits = 0;\n //===//\n //Tracev((stderr, \"inflate: check matches trailer\\n\"));\n }\n state.mode = LENGTH;\n /* falls through */\n case LENGTH:\n if (state.wrap && state.flags) {\n //=== NEEDBITS(32);\n while (bits < 32) {\n if (have === 0) { break inf_leave; }\n have--;\n hold += input[next++] << bits;\n bits += 8;\n }\n //===//\n if (hold !== (state.total & 0xffffffff)) {\n strm.msg = 'incorrect length check';\n state.mode = BAD$1;\n break;\n }\n //=== INITBITS();\n hold = 0;\n bits = 0;\n //===//\n //Tracev((stderr, \"inflate: length matches trailer\\n\"));\n }\n state.mode = DONE;\n /* falls through */\n case DONE:\n ret = Z_STREAM_END$1;\n break inf_leave;\n case BAD$1:\n ret = Z_DATA_ERROR$1;\n break inf_leave;\n case MEM:\n return Z_MEM_ERROR;\n case SYNC:\n /* falls through */\n default:\n return Z_STREAM_ERROR$1;\n }\n }\n\n // inf_leave <- here is real place for \"goto inf_leave\", emulated via \"break inf_leave\"\n\n /*\n Return from inflate(), updating the total counts and the check value.\n If there was no progress during the inflate() call, return a buffer\n error. Call updatewindow() to create and/or update the window state.\n Note: a memory error from inflate() is non-recoverable.\n */\n\n //--- RESTORE() ---\n strm.next_out = put;\n strm.avail_out = left;\n strm.next_in = next;\n strm.avail_in = have;\n state.hold = hold;\n state.bits = bits;\n //---\n\n if (state.wsize || (_out !== strm.avail_out && state.mode < BAD$1 &&\n (state.mode < CHECK || flush !== Z_FINISH$1))) {\n if (updatewindow(strm, strm.output, strm.next_out, _out - strm.avail_out)) ;\n }\n _in -= strm.avail_in;\n _out -= strm.avail_out;\n strm.total_in += _in;\n strm.total_out += _out;\n state.total += _out;\n if (state.wrap && _out) {\n strm.adler = state.check = /*UPDATE(state.check, strm.next_out - _out, _out);*/\n (state.flags ? crc32$1(state.check, output, _out, strm.next_out - _out) : adler32(state.check, output, _out, strm.next_out - _out));\n }\n strm.data_type = state.bits + (state.last ? 64 : 0) +\n (state.mode === TYPE$1 ? 128 : 0) +\n (state.mode === LEN_ || state.mode === COPY_ ? 256 : 0);\n if (((_in === 0 && _out === 0) || flush === Z_FINISH$1) && ret === Z_OK$1) {\n ret = Z_BUF_ERROR$1;\n }\n return ret;\n }\n\n function inflateEnd(strm) {\n\n if (!strm || !strm.state /*|| strm->zfree == (free_func)0*/) {\n return Z_STREAM_ERROR$1;\n }\n\n var state = strm.state;\n if (state.window) {\n state.window = null;\n }\n strm.state = null;\n return Z_OK$1;\n }\n\n function inflateGetHeader(strm, head) {\n var state;\n\n /* check state */\n if (!strm || !strm.state) { return Z_STREAM_ERROR$1; }\n state = strm.state;\n if ((state.wrap & 2) === 0) { return Z_STREAM_ERROR$1; }\n\n /* save header structure */\n state.head = head;\n head.done = false;\n return Z_OK$1;\n }\n\n function inflateSetDictionary(strm, dictionary) {\n var dictLength = dictionary.length;\n\n var state;\n var dictid;\n var ret;\n\n /* check state */\n if (!strm /* == Z_NULL */ || !strm.state /* == Z_NULL */) { return Z_STREAM_ERROR$1; }\n state = strm.state;\n\n if (state.wrap !== 0 && state.mode !== DICT) {\n return Z_STREAM_ERROR$1;\n }\n\n /* check for correct dictionary identifier */\n if (state.mode === DICT) {\n dictid = 1; /* adler32(0, null, 0)*/\n /* dictid = adler32(dictid, dictionary, dictLength); */\n dictid = adler32(dictid, dictionary, dictLength, 0);\n if (dictid !== state.check) {\n return Z_DATA_ERROR$1;\n }\n }\n /* copy dictionary to window using updatewindow(), which will amend the\n existing dictionary if appropriate */\n ret = updatewindow(strm, dictionary, dictLength, dictLength);\n if (ret) {\n state.mode = MEM;\n return Z_MEM_ERROR;\n }\n state.havedict = 1;\n // Tracev((stderr, \"inflate: dictionary set\\n\"));\n return Z_OK$1;\n }\n\n /* Not implemented\n exports.inflateCopy = inflateCopy;\n exports.inflateGetDictionary = inflateGetDictionary;\n exports.inflateMark = inflateMark;\n exports.inflatePrime = inflatePrime;\n exports.inflateSync = inflateSync;\n exports.inflateSyncPoint = inflateSyncPoint;\n exports.inflateUndermine = inflateUndermine;\n */\n\n /* eslint-disable */\n\n // (C) 1995-2013 Jean-loup Gailly and Mark Adler\n // (C) 2014-2017 Vitaly Puzrin and Andrey Tupitsin\n //\n // This software is provided 'as-is', without any express or implied\n // warranty. In no event will the authors be held liable for any damages\n // arising from the use of this software.\n //\n // Permission is granted to anyone to use this software for any purpose,\n // including commercial applications, and to alter it and redistribute it\n // freely, subject to the following restrictions:\n //\n // 1. The origin of this software must not be misrepresented; you must not\n // claim that you wrote the original software. If you use this software\n // in a product, an acknowledgment in the product documentation would be\n // appreciated but is not required.\n // 2. Altered source versions must be plainly marked as such, and must not be\n // misrepresented as being the original software.\n // 3. This notice may not be removed or altered from any source distribution.\n\n var msg = {\n 2: 'need dictionary', /* Z_NEED_DICT 2 */\n 1: 'stream end', /* Z_STREAM_END 1 */\n 0: '', /* Z_OK 0 */\n '-1': 'file error', /* Z_ERRNO (-1) */\n '-2': 'stream error', /* Z_STREAM_ERROR (-2) */\n '-3': 'data error', /* Z_DATA_ERROR (-3) */\n '-4': 'insufficient memory', /* Z_MEM_ERROR (-4) */\n '-5': 'buffer error', /* Z_BUF_ERROR (-5) */\n '-6': 'incompatible version' /* Z_VERSION_ERROR (-6) */\n };\n\n /* eslint-disable */\n\n // (C) 1995-2013 Jean-loup Gailly and Mark Adler\n // (C) 2014-2017 Vitaly Puzrin and Andrey Tupitsin\n //\n // This software is provided 'as-is', without any express or implied\n // warranty. In no event will the authors be held liable for any damages\n // arising from the use of this software.\n //\n // Permission is granted to anyone to use this software for any purpose,\n // including commercial applications, and to alter it and redistribute it\n // freely, subject to the following restrictions:\n //\n // 1. The origin of this software must not be misrepresented; you must not\n // claim that you wrote the original software. If you use this software\n // in a product, an acknowledgment in the product documentation would be\n // appreciated but is not required.\n // 2. Altered source versions must be plainly marked as such, and must not be\n // misrepresented as being the original software.\n // 3. This notice may not be removed or altered from any source distribution.\n\n function ZStream() {\n /* next input byte */\n this.input = null; // JS specific, because we have no pointers\n this.next_in = 0;\n /* number of bytes available at input */\n this.avail_in = 0;\n /* total number of input bytes read so far */\n this.total_in = 0;\n /* next output byte should be put there */\n this.output = null; // JS specific, because we have no pointers\n this.next_out = 0;\n /* remaining free space at output */\n this.avail_out = 0;\n /* total number of bytes output so far */\n this.total_out = 0;\n /* last error message, NULL if no error */\n this.msg = ''/*Z_NULL*/;\n /* not visible by applications */\n this.state = null;\n /* best guess about the data type: binary or text */\n this.data_type = 2/*Z_UNKNOWN*/;\n /* adler32 value of the uncompressed data */\n this.adler = 0;\n }\n\n /* eslint-disable */\n\n // (C) 1995-2013 Jean-loup Gailly and Mark Adler\n // (C) 2014-2017 Vitaly Puzrin and Andrey Tupitsin\n //\n // This software is provided 'as-is', without any express or implied\n // warranty. In no event will the authors be held liable for any damages\n // arising from the use of this software.\n //\n // Permission is granted to anyone to use this software for any purpose,\n // including commercial applications, and to alter it and redistribute it\n // freely, subject to the following restrictions:\n //\n // 1. The origin of this software must not be misrepresented; you must not\n // claim that you wrote the original software. If you use this software\n // in a product, an acknowledgment in the product documentation would be\n // appreciated but is not required.\n // 2. Altered source versions must be plainly marked as such, and must not be\n // misrepresented as being the original software.\n // 3. This notice may not be removed or altered from any source distribution.\n\n function GZheader() {\n /* true if compressed data believed to be text */\n this.text = 0;\n /* modification time */\n this.time = 0;\n /* extra flags (not used when writing a gzip file) */\n this.xflags = 0;\n /* operating system */\n this.os = 0;\n /* pointer to extra field or Z_NULL if none */\n this.extra = null;\n /* extra field length (valid if extra != Z_NULL) */\n this.extra_len = 0; // Actually, we don't need it in JS,\n // but leave for few code modifications\n\n //\n // Setup limits is not necessary because in js we should not preallocate memory\n // for inflate use constant limit in 65536 bytes\n //\n\n /* space at extra (only when reading header) */\n // this.extra_max = 0;\n /* pointer to zero-terminated file name or Z_NULL */\n this.name = '';\n /* space at name (only when reading header) */\n // this.name_max = 0;\n /* pointer to zero-terminated comment or Z_NULL */\n this.comment = '';\n /* space at comment (only when reading header) */\n // this.comm_max = 0;\n /* true if there was or will be a header crc */\n this.hcrc = 0;\n /* true when done reading gzip header (not used when writing a gzip file) */\n this.done = false;\n }\n\n /* eslint-disable */\n\n var toString$2 = Object.prototype.toString;\n\n /**\n * class Inflate\n *\n * Generic JS-style wrapper for zlib calls. If you don't need\n * streaming behaviour - use more simple functions: [[inflate]]\n * and [[inflateRaw]].\n **/\n\n /* internal\n * inflate.chunks -> Array\n *\n * Chunks of output data, if [[Inflate#onData]] not overridden.\n **/\n\n /**\n * Inflate.result -> Uint8Array|Array|String\n *\n * Uncompressed result, generated by default [[Inflate#onData]]\n * and [[Inflate#onEnd]] handlers. Filled after you push last chunk\n * (call [[Inflate#push]] with `Z_FINISH` / `true` param) or if you\n * push a chunk with explicit flush (call [[Inflate#push]] with\n * `Z_SYNC_FLUSH` param).\n **/\n\n /**\n * Inflate.err -> Number\n *\n * Error code after inflate finished. 0 (Z_OK) on success.\n * Should be checked if broken data possible.\n **/\n\n /**\n * Inflate.msg -> String\n *\n * Error message, if [[Inflate.err]] != 0\n **/\n\n\n /**\n * new Inflate(options)\n * - options (Object): zlib inflate options.\n *\n * Creates new inflator instance with specified params. Throws exception\n * on bad params. Supported options:\n *\n * - `windowBits`\n * - `dictionary`\n *\n * [http://zlib.net/manual.html#Advanced](http://zlib.net/manual.html#Advanced)\n * for more information on these.\n *\n * Additional options, for internal needs:\n *\n * - `chunkSize` - size of generated data chunks (16K by default)\n * - `raw` (Boolean) - do raw inflate\n * - `to` (String) - if equal to 'string', then result will be converted\n * from utf8 to utf16 (javascript) string. When string output requested,\n * chunk length can differ from `chunkSize`, depending on content.\n *\n * By default, when no options set, autodetect deflate/gzip data format via\n * wrapper header.\n *\n * ##### Example:\n *\n * ```javascript\n * var pako = require('pako')\n * , chunk1 = Uint8Array([1,2,3,4,5,6,7,8,9])\n * , chunk2 = Uint8Array([10,11,12,13,14,15,16,17,18,19]);\n *\n * var inflate = new pako.Inflate({ level: 3});\n *\n * inflate.push(chunk1, false);\n * inflate.push(chunk2, true); // true -> last chunk\n *\n * if (inflate.err) { throw new Error(inflate.err); }\n *\n * console.log(inflate.result);\n * ```\n **/\n var Inflate = function Inflate(options) {\n if (!(this instanceof Inflate)) { return new Inflate(options); }\n\n this.options = assign({\n chunkSize: 16384,\n windowBits: 0,\n to: ''\n }, options || {});\n\n var opt = this.options;\n\n // Force window size for `raw` data, if not set directly,\n // because we have no header for autodetect.\n if (opt.raw && (opt.windowBits >= 0) && (opt.windowBits < 16)) {\n opt.windowBits = -opt.windowBits;\n if (opt.windowBits === 0) { opt.windowBits = -15; }\n }\n\n // If `windowBits` not defined (and mode not raw) - set autodetect flag for gzip/deflate\n if ((opt.windowBits >= 0) && (opt.windowBits < 16) &&\n !(options && options.windowBits)) {\n opt.windowBits += 32;\n }\n\n // Gzip header has no info about windows size, we can do autodetect only\n // for deflate. So, if window size not set, force it to max when gzip possible\n if ((opt.windowBits > 15) && (opt.windowBits < 48)) {\n // bit 3 (16) -> gzipped data\n // bit 4 (32) -> autodetect gzip/deflate\n if ((opt.windowBits & 15) === 0) {\n opt.windowBits |= 15;\n }\n }\n\n this.err = 0; // error code, if happens (0 = Z_OK)\n this.msg = ''; // error message\n this.ended= false;// used to avoid multiple onEnd() calls\n this.chunks = []; // chunks of compressed data\n\n this.strm = new ZStream();\n this.strm.avail_out = 0;\n\n var status= inflateInit2(\n this.strm,\n opt.windowBits\n );\n\n if (status !== Z_OK) {\n throw new Error(msg[status]);\n }\n\n this.header = new GZheader();\n\n inflateGetHeader(this.strm, this.header);\n\n // Setup dictionary\n if (opt.dictionary) {\n // Convert data if needed\n if (typeof opt.dictionary === 'string') {\n opt.dictionary = string2buf$1(opt.dictionary);\n } else if (toString$2.call(opt.dictionary) === '[object ArrayBuffer]') {\n opt.dictionary = new Uint8Array(opt.dictionary);\n }\n if (opt.raw) { //In raw mode we need to set the dictionary early\n status = inflateSetDictionary(this.strm, opt.dictionary);\n if (status !== Z_OK) {\n throw new Error(msg[status]);\n }\n }\n }\n };\n\n /**\n * Inflate#push(data[, mode]) -> Boolean\n * - data (Uint8Array|Array|ArrayBuffer|String): input data\n * - mode (Number|Boolean): 0..6 for corresponding Z_NO_FLUSH..Z_TREE modes.\n * See constants. Skipped or `false` means Z_NO_FLUSH, `true` means Z_FINISH.\n *\n * Sends input data to inflate pipe, generating [[Inflate#onData]] calls with\n * new output chunks. Returns `true` on success. The last data block must have\n * mode Z_FINISH (or `true`). That will flush internal pending buffers and call\n * [[Inflate#onEnd]]. For interim explicit flushes (without ending the stream) you\n * can use mode Z_SYNC_FLUSH, keeping the decompression context.\n *\n * On fail call [[Inflate#onEnd]] with error code and return false.\n *\n * We strongly recommend to use `Uint8Array` on input for best speed (output\n * format is detected automatically). Also, don't skip last param and always\n * use the same type in your code (boolean or number). That will improve JS speed.\n *\n * For regular `Array`-s make sure all elements are [0..255].\n *\n * ##### Example\n *\n * ```javascript\n * push(chunk, false); // push one of data chunks\n * ...\n * push(chunk, true);// push last chunk\n * ```\n **/\n Inflate.prototype.push = function push (data, mode) {\n var strm = this.strm;\n var chunkSize = this.options.chunkSize;\n var dictionary = this.options.dictionary;\n var status, _mode;\n var next_out_utf8, tail, utf8str;\n var dict;\n\n // Flag to properly process Z_BUF_ERROR on testing inflate call\n // when we check that all output data was flushed.\n var allowBufError = false;\n\n if (this.ended) { return false; }\n _mode = (mode === ~~mode) ? mode : ((mode === true) ? Z_FINISH : Z_NO_FLUSH);\n\n // Convert data if needed\n if (typeof data === 'string') {\n // Only binary strings can be decompressed on practice\n strm.input = binstring2buf(data);\n } else if (toString$2.call(data) === '[object ArrayBuffer]') {\n strm.input = new Uint8Array(data);\n } else {\n strm.input = data;\n }\n\n strm.next_in = 0;\n strm.avail_in = strm.input.length;\n\n do {\n if (strm.avail_out === 0) {\n strm.output = Buf8(chunkSize);\n strm.next_out = 0;\n strm.avail_out = chunkSize;\n }\n\n status = inflate$1(strm, Z_NO_FLUSH); /* no bad return value */\n\n if (status === Z_NEED_DICT && dictionary) {\n // Convert data if needed\n if (typeof dictionary === 'string') {\n dict = string2buf$1(dictionary);\n } else if (toString$2.call(dictionary) === '[object ArrayBuffer]') {\n dict = new Uint8Array(dictionary);\n } else {\n dict = dictionary;\n }\n\n status = inflateSetDictionary(this.strm, dict);\n\n }\n\n if (status === Z_BUF_ERROR && allowBufError === true) {\n status = Z_OK;\n allowBufError = false;\n }\n\n if (status !== Z_STREAM_END && status !== Z_OK) {\n this.onEnd(status);\n this.ended = true;\n return false;\n }\n\n if (strm.next_out) {\n if (strm.avail_out === 0 || status === Z_STREAM_END || (strm.avail_in === 0 && (_mode === Z_FINISH || _mode === Z_SYNC_FLUSH))) {\n\n if (this.options.to === 'string') {\n\n next_out_utf8 = utf8border$1(strm.output, strm.next_out);\n\n tail = strm.next_out - next_out_utf8;\n utf8str = buf2string$1(strm.output, next_out_utf8);\n\n // move tail\n strm.next_out = tail;\n strm.avail_out = chunkSize - tail;\n if (tail) { arraySet(strm.output, strm.output, next_out_utf8, tail, 0); }\n\n this.onData(utf8str);\n\n } else {\n this.onData(shrinkBuf(strm.output, strm.next_out));\n }\n }\n }\n\n // When no more input data, we should check that internal inflate buffers\n // are flushed. The only way to do it when avail_out = 0 - run one more\n // inflate pass. But if output data not exists, inflate return Z_BUF_ERROR.\n // Here we set flag to process this error properly.\n //\n // NOTE. Deflate does not return error in this case and does not needs such\n // logic.\n if (strm.avail_in === 0 && strm.avail_out === 0) {\n allowBufError = true;\n }\n\n } while ((strm.avail_in > 0 || strm.avail_out === 0) && status !== Z_STREAM_END);\n\n if (status === Z_STREAM_END) {\n _mode = Z_FINISH;\n }\n\n // Finalize on the last chunk.\n if (_mode === Z_FINISH) {\n status = inflateEnd(this.strm);\n this.onEnd(status);\n this.ended = true;\n return status === Z_OK;\n }\n\n // callback interim results if Z_SYNC_FLUSH.\n if (_mode === Z_SYNC_FLUSH) {\n this.onEnd(Z_OK);\n strm.avail_out = 0;\n return true;\n }\n\n return true;\n };\n\n\n /**\n * Inflate#onData(chunk) -> Void\n * - chunk (Uint8Array|Array|String): output data. Type of array depends\n * on js engine support. When string output requested, each chunk\n * will be string.\n *\n * By default, stores data blocks in `chunks[]` property and glue\n * those in `onEnd`. Override this handler, if you need another behaviour.\n **/\n Inflate.prototype.onData = function onData (chunk) {\n this.chunks.push(chunk);\n };\n\n\n /**\n * Inflate#onEnd(status) -> Void\n * - status (Number): inflate status. 0 (Z_OK) on success,\n * other if not.\n *\n * Called either after you tell inflate that the input stream is\n * complete (Z_FINISH) or should be flushed (Z_SYNC_FLUSH)\n * or if an error happened. By default - join collected chunks,\n * free memory and fill `results` / `err` properties.\n **/\n Inflate.prototype.onEnd = function onEnd (status) {\n // On success - join\n if (status === Z_OK) {\n if (this.options.to === 'string') {\n // Glue & convert here, until we teach pako to send\n // utf8 aligned strings to onData\n this.result = this.chunks.join('');\n } else {\n this.result = flattenChunks(this.chunks);\n }\n }\n this.chunks = [];\n this.err = status;\n this.msg = this.strm.msg;\n };\n\n /**\n * inflate(data[, options]) -> Uint8Array|Array|String\n * - data (Uint8Array|Array|String): input data to decompress.\n * - options (Object): zlib inflate options.\n *\n * Decompress `data` with inflate/ungzip and `options`. Autodetect\n * format via wrapper header by default. That's why we don't provide\n * separate `ungzip` method.\n *\n * Supported options are:\n *\n * - windowBits\n *\n * [http://zlib.net/manual.html#Advanced](http://zlib.net/manual.html#Advanced)\n * for more information.\n *\n * Sugar (options):\n *\n * - `raw` (Boolean) - say that we work with raw stream, if you don't wish to specify\n * negative windowBits implicitly.\n * - `to` (String) - if equal to 'string', then result will be converted\n * from utf8 to utf16 (javascript) string. When string output requested,\n * chunk length can differ from `chunkSize`, depending on content.\n *\n *\n * ##### Example:\n *\n * ```javascript\n * var pako = require('pako')\n * , input = pako.deflate([1,2,3,4,5,6,7,8,9])\n * , output;\n *\n * try {\n * output = pako.inflate(input);\n * } catch (err)\n * console.log(err);\n * }\n * ```\n **/\n function inflate$1$1(input, options) {\n var inflator = new Inflate(options);\n\n inflator.push(input, true);\n\n // That will never happens, if you don't cheat with options :)\n if (inflator.err) { throw inflator.msg || msg[inflator.err]; }\n\n return inflator.result;\n }\n\n\n /**\n * inflateRaw(data[, options]) -> Uint8Array|Array|String\n * - data (Uint8Array|Array|String): input data to decompress.\n * - options (Object): zlib inflate options.\n *\n * The same as [[inflate]], but creates raw data, without wrapper\n * (header and adler32 crc).\n **/\n function inflateRaw(input, options) {\n options = options || {};\n options.raw = true;\n return inflate$1$1(input, options);\n }\n\n /**\n * ungzip(data[, options]) -> Uint8Array|Array|String\n * - data (Uint8Array|Array|String): input data to decompress.\n * - options (Object): zlib inflate options.\n *\n * Just shortcut to [[inflate]], because it autodetects format\n * by header.content. Done for convenience.\n **/\n var ungzip = inflate$1$1;\n\n /* eslint-disable */\n\n function zero(buf) { var len = buf.length; while (--len >= 0) { buf[len] = 0; } }\n\n // From zutil.h\n\n var STORED_BLOCK = 0;\n var STATIC_TREES = 1;\n var DYN_TREES = 2;\n /* The three kinds of block type */\n\n var MIN_MATCH = 3;\n var MAX_MATCH = 258;\n /* The minimum and maximum match lengths */\n\n // From deflate.h\n /* ===========================================================================\n * Internal compression state.\n */\n\n var LENGTH_CODES = 29;\n /* number of length codes, not counting the special END_BLOCK code */\n\n var LITERALS = 256;\n /* number of literal bytes 0..255 */\n\n var L_CODES = LITERALS + 1 + LENGTH_CODES;\n /* number of Literal or Length codes, including the END_BLOCK code */\n\n var D_CODES = 30;\n /* number of distance codes */\n\n var BL_CODES = 19;\n /* number of codes used to transfer the bit lengths */\n\n var HEAP_SIZE = 2 * L_CODES + 1;\n /* maximum heap size */\n\n var MAX_BITS = 15;\n /* All codes must not exceed MAX_BITS bits */\n\n var Buf_size = 16;\n /* size of bit buffer in bi_buf */\n\n\n /* ===========================================================================\n * Constants\n */\n\n var MAX_BL_BITS = 7;\n /* Bit length codes must not exceed MAX_BL_BITS bits */\n\n var END_BLOCK = 256;\n /* end of block literal code */\n\n var REP_3_6 = 16;\n /* repeat previous bit length 3-6 times (2 bits of repeat count) */\n\n var REPZ_3_10 = 17;\n /* repeat a zero length 3-10 times (3 bits of repeat count) */\n\n var REPZ_11_138 = 18;\n /* repeat a zero length 11-138 times (7 bits of repeat count) */\n\n /* eslint-disable comma-spacing,array-bracket-spacing */\n var extra_lbits = /* extra bits for each length code */\n [0,0,0,0,0,0,0,0,1,1,1,1,2,2,2,2,3,3,3,3,4,4,4,4,5,5,5,5,0];\n\n var extra_dbits = /* extra bits for each distance code */\n [0,0,0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,13,13];\n\n var extra_blbits = /* extra bits for each bit length code */\n [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,3,7];\n\n var bl_order =\n [16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15];\n /* eslint-enable comma-spacing,array-bracket-spacing */\n\n /* The lengths of the bit length codes are sent in order of decreasing\n * probability, to avoid transmitting the lengths for unused bit length codes.\n */\n\n /* ===========================================================================\n * Local data. These are initialized only once.\n */\n\n // We pre-fill arrays with 0 to avoid uninitialized gaps\n\n var DIST_CODE_LEN = 512; /* see definition of array dist_code below */\n\n // !!!! Use flat array instead of structure, Freq = i*2, Len = i*2+1\n var static_ltree;\n /* The static literal tree. Since the bit lengths are imposed, there is no\n * need for the L_CODES extra codes used during heap construction. However\n * The codes 286 and 287 are needed to build a canonical tree (see _tr_init\n * below).\n */\n\n var static_dtree;\n /* The static distance tree. (Actually a trivial tree since all codes use\n * 5 bits.)\n */\n\n var _dist_code;\n /* Distance codes. The first 256 values correspond to the distances\n * 3 .. 258, the last 256 values correspond to the top 8 bits of\n * the 15 bit distances.\n */\n\n var _length_code;\n /* length code for each normalized match length (0 == MIN_MATCH) */\n\n var base_length;\n /* First normalized length for each code (0 = MIN_MATCH) */\n\n var base_dist;\n /* First normalized distance for each code (0 = distance of 1) */\n\n\n function StaticTreeDesc(static_tree, extra_bits, extra_base, elems, max_length) {\n\n this.static_tree = static_tree; /* static tree or NULL */\n this.extra_bits = extra_bits; /* extra bits for each code or NULL */\n this.extra_base = extra_base; /* base index for extra_bits */\n this.elems = elems; /* max number of elements in the tree */\n this.max_length = max_length; /* max bit length for the codes */\n\n // show if `static_tree` has data or dummy - needed for monomorphic objects\n this.has_stree = static_tree && static_tree.length;\n }\n\n\n var static_l_desc;\n var static_d_desc;\n var static_bl_desc;\n\n\n function TreeDesc(dyn_tree, stat_desc) {\n this.dyn_tree = dyn_tree; /* the dynamic tree */\n this.max_code = 0; /* largest code with non zero frequency */\n this.stat_desc = stat_desc; /* the corresponding static tree */\n }\n\n\n\n function d_code(dist) {\n return dist < 256 ? _dist_code[dist] : _dist_code[256 + (dist >>> 7)];\n }\n\n\n /* ===========================================================================\n * Output a short LSB first on the stream.\n * IN assertion: there is enough room in pendingBuf.\n */\n function put_short(s, w) {\n // put_byte(s, (uch)((w) & 0xff));\n // put_byte(s, (uch)((ush)(w) >> 8));\n s.pending_buf[s.pending++] = (w) & 0xff;\n s.pending_buf[s.pending++] = (w >>> 8) & 0xff;\n }\n\n\n /* ===========================================================================\n * Send a value on a given number of bits.\n * IN assertion: length <= 16 and value fits in length bits.\n */\n function send_bits(s, value, length) {\n if (s.bi_valid > (Buf_size - length)) {\n s.bi_buf |= (value << s.bi_valid) & 0xffff;\n put_short(s, s.bi_buf);\n s.bi_buf = value >> (Buf_size - s.bi_valid);\n s.bi_valid += length - Buf_size;\n } else {\n s.bi_buf |= (value << s.bi_valid) & 0xffff;\n s.bi_valid += length;\n }\n }\n\n\n function send_code(s, c, tree) {\n send_bits(s, tree[c * 2]/*.Code*/, tree[c * 2 + 1]/*.Len*/);\n }\n\n\n /* ===========================================================================\n * Reverse the first len bits of a code, using straightforward code (a faster\n * method would use a table)\n * IN assertion: 1 <= len <= 15\n */\n function bi_reverse(code, len) {\n var res = 0;\n do {\n res |= code & 1;\n code >>>= 1;\n res <<= 1;\n } while (--len > 0);\n return res >>> 1;\n }\n\n\n /* ===========================================================================\n * Flush the bit buffer, keeping at most 7 bits in it.\n */\n function bi_flush(s) {\n if (s.bi_valid === 16) {\n put_short(s, s.bi_buf);\n s.bi_buf = 0;\n s.bi_valid = 0;\n\n } else if (s.bi_valid >= 8) {\n s.pending_buf[s.pending++] = s.bi_buf & 0xff;\n s.bi_buf >>= 8;\n s.bi_valid -= 8;\n }\n }\n\n\n /* ===========================================================================\n * Compute the optimal bit lengths for a tree and update the total bit length\n * for the current block.\n * IN assertion: the fields freq and dad are set, heap[heap_max] and\n * above are the tree nodes sorted by increasing frequency.\n * OUT assertions: the field len is set to the optimal bit length, the\n * array bl_count contains the frequencies for each bit length.\n * The length opt_len is updated; static_len is also updated if stree is\n * not null.\n */\n function gen_bitlen(s, desc)\n // deflate_state *s;\n // tree_desc *desc; /* the tree descriptor */\n {\n var tree = desc.dyn_tree;\n var max_code = desc.max_code;\n var stree = desc.stat_desc.static_tree;\n var has_stree = desc.stat_desc.has_stree;\n var extra = desc.stat_desc.extra_bits;\n var base = desc.stat_desc.extra_base;\n var max_length = desc.stat_desc.max_length;\n var h; /* heap index */\n var n, m; /* iterate over the tree elements */\n var bits; /* bit length */\n var xbits; /* extra bits */\n var f; /* frequency */\n var overflow = 0; /* number of elements with bit length too large */\n\n for (bits = 0; bits <= MAX_BITS; bits++) {\n s.bl_count[bits] = 0;\n }\n\n /* In a first pass, compute the optimal bit lengths (which may\n * overflow in the case of the bit length tree).\n */\n tree[s.heap[s.heap_max] * 2 + 1]/*.Len*/ = 0; /* root of the heap */\n\n for (h = s.heap_max + 1; h < HEAP_SIZE; h++) {\n n = s.heap[h];\n bits = tree[tree[n * 2 + 1]/*.Dad*/ * 2 + 1]/*.Len*/ + 1;\n if (bits > max_length) {\n bits = max_length;\n overflow++;\n }\n tree[n * 2 + 1]/*.Len*/ = bits;\n /* We overwrite tree[n].Dad which is no longer needed */\n\n if (n > max_code) { continue; } /* not a leaf node */\n\n s.bl_count[bits]++;\n xbits = 0;\n if (n >= base) {\n xbits = extra[n - base];\n }\n f = tree[n * 2]/*.Freq*/;\n s.opt_len += f * (bits + xbits);\n if (has_stree) {\n s.static_len += f * (stree[n * 2 + 1]/*.Len*/ + xbits);\n }\n }\n if (overflow === 0) { return; }\n\n // Trace((stderr,\"\\nbit length overflow\\n\"));\n /* This happens for example on obj2 and pic of the Calgary corpus */\n\n /* Find the first bit length which could increase: */\n do {\n bits = max_length - 1;\n while (s.bl_count[bits] === 0) { bits--; }\n s.bl_count[bits]--; /* move one leaf down the tree */\n s.bl_count[bits + 1] += 2; /* move one overflow item as its brother */\n s.bl_count[max_length]--;\n /* The brother of the overflow item also moves one step up,\n * but this does not affect bl_count[max_length]\n */\n overflow -= 2;\n } while (overflow > 0);\n\n /* Now recompute all bit lengths, scanning in increasing frequency.\n * h is still equal to HEAP_SIZE. (It is simpler to reconstruct all\n * lengths instead of fixing only the wrong ones. This idea is taken\n * from 'ar' written by Haruhiko Okumura.)\n */\n for (bits = max_length; bits !== 0; bits--) {\n n = s.bl_count[bits];\n while (n !== 0) {\n m = s.heap[--h];\n if (m > max_code) { continue; }\n if (tree[m * 2 + 1]/*.Len*/ !== bits) {\n // Trace((stderr,\"code %d bits %d->%d\\n\", m, tree[m].Len, bits));\n s.opt_len += (bits - tree[m * 2 + 1]/*.Len*/) * tree[m * 2]/*.Freq*/;\n tree[m * 2 + 1]/*.Len*/ = bits;\n }\n n--;\n }\n }\n }\n\n\n /* ===========================================================================\n * Generate the codes for a given tree and bit counts (which need not be\n * optimal).\n * IN assertion: the array bl_count contains the bit length statistics for\n * the given tree and the field len is set for all tree elements.\n * OUT assertion: the field code is set for all tree elements of non\n * zero code length.\n */\n function gen_codes(tree, max_code, bl_count)\n // ct_data *tree; /* the tree to decorate */\n // int max_code; /* largest code with non zero frequency */\n // ushf *bl_count; /* number of codes at each bit length */\n {\n var next_code = new Array(MAX_BITS + 1); /* next code value for each bit length */\n var code = 0; /* running code value */\n var bits; /* bit index */\n var n; /* code index */\n\n /* The distribution counts are first used to generate the code values\n * without bit reversal.\n */\n for (bits = 1; bits <= MAX_BITS; bits++) {\n next_code[bits] = code = (code + bl_count[bits - 1]) << 1;\n }\n /* Check that the bit counts in bl_count are consistent. The last code\n * must be all ones.\n */\n //Assert (code + bl_count[MAX_BITS]-1 == (1<
length code (0..28) */\n length = 0;\n for (code = 0; code < LENGTH_CODES - 1; code++) {\n base_length[code] = length;\n for (n = 0; n < (1 << extra_lbits[code]); n++) {\n _length_code[length++] = code;\n }\n }\n //Assert (length == 256, \"tr_static_init: length != 256\");\n /* Note that the length 255 (match length 258) can be represented\n * in two different ways: code 284 + 5 bits or code 285, so we\n * overwrite length_code[255] to use the best encoding:\n */\n _length_code[length - 1] = code;\n\n /* Initialize the mapping dist (0..32K) -> dist code (0..29) */\n dist = 0;\n for (code = 0; code < 16; code++) {\n base_dist[code] = dist;\n for (n = 0; n < (1 << extra_dbits[code]); n++) {\n _dist_code[dist++] = code;\n }\n }\n //Assert (dist == 256, \"tr_static_init: dist != 256\");\n dist >>= 7; /* from now on, all distances are divided by 128 */\n for (; code < D_CODES; code++) {\n base_dist[code] = dist << 7;\n for (n = 0; n < (1 << (extra_dbits[code] - 7)); n++) {\n _dist_code[256 + dist++] = code;\n }\n }\n //Assert (dist == 256, \"tr_static_init: 256+dist != 512\");\n\n /* Construct the codes of the static literal tree */\n for (bits = 0; bits <= MAX_BITS; bits++) {\n bl_count[bits] = 0;\n }\n\n n = 0;\n while (n <= 143) {\n static_ltree[n * 2 + 1]/*.Len*/ = 8;\n n++;\n bl_count[8]++;\n }\n while (n <= 255) {\n static_ltree[n * 2 + 1]/*.Len*/ = 9;\n n++;\n bl_count[9]++;\n }\n while (n <= 279) {\n static_ltree[n * 2 + 1]/*.Len*/ = 7;\n n++;\n bl_count[7]++;\n }\n while (n <= 287) {\n static_ltree[n * 2 + 1]/*.Len*/ = 8;\n n++;\n bl_count[8]++;\n }\n /* Codes 286 and 287 do not exist, but we must include them in the\n * tree construction to get a canonical Huffman tree (longest code\n * all ones)\n */\n gen_codes(static_ltree, L_CODES + 1, bl_count);\n\n /* The static distance tree is trivial: */\n for (n = 0; n < D_CODES; n++) {\n static_dtree[n * 2 + 1]/*.Len*/ = 5;\n static_dtree[n * 2]/*.Code*/ = bi_reverse(n, 5);\n }\n\n // Now data ready and we can init static trees\n static_l_desc = new StaticTreeDesc(static_ltree, extra_lbits, LITERALS + 1, L_CODES, MAX_BITS);\n static_d_desc = new StaticTreeDesc(static_dtree, extra_dbits, 0, D_CODES, MAX_BITS);\n static_bl_desc = new StaticTreeDesc(new Array(0), extra_blbits, 0, BL_CODES, MAX_BL_BITS);\n\n //static_init_done = true;\n }\n\n\n /* ===========================================================================\n * Initialize a new block.\n */\n function init_block(s) {\n var n; /* iterates over tree elements */\n\n /* Initialize the trees. */\n for (n = 0; n < L_CODES; n++) { s.dyn_ltree[n * 2]/*.Freq*/ = 0; }\n for (n = 0; n < D_CODES; n++) { s.dyn_dtree[n * 2]/*.Freq*/ = 0; }\n for (n = 0; n < BL_CODES; n++) { s.bl_tree[n * 2]/*.Freq*/ = 0; }\n\n s.dyn_ltree[END_BLOCK * 2]/*.Freq*/ = 1;\n s.opt_len = s.static_len = 0;\n s.last_lit = s.matches = 0;\n }\n\n\n /* ===========================================================================\n * Flush the bit buffer and align the output on a byte boundary\n */\n function bi_windup(s)\n {\n if (s.bi_valid > 8) {\n put_short(s, s.bi_buf);\n } else if (s.bi_valid > 0) {\n //put_byte(s, (Byte)s->bi_buf);\n s.pending_buf[s.pending++] = s.bi_buf;\n }\n s.bi_buf = 0;\n s.bi_valid = 0;\n }\n\n /* ===========================================================================\n * Copy a stored block, storing first the length and its\n * one's complement if requested.\n */\n function copy_block(s, buf, len, header)\n //DeflateState *s;\n //charf *buf; /* the input data */\n //unsigned len; /* its length */\n //int header; /* true if block header must be written */\n {\n bi_windup(s); /* align on byte boundary */\n\n if (header) {\n put_short(s, len);\n put_short(s, ~len);\n }\n // while (len--) {\n // put_byte(s, *buf++);\n // }\n arraySet(s.pending_buf, s.window, buf, len, s.pending);\n s.pending += len;\n }\n\n /* ===========================================================================\n * Compares to subtrees, using the tree depth as tie breaker when\n * the subtrees have equal frequency. This minimizes the worst case length.\n */\n function smaller(tree, n, m, depth) {\n var _n2 = n * 2;\n var _m2 = m * 2;\n return (tree[_n2]/*.Freq*/ < tree[_m2]/*.Freq*/ ||\n (tree[_n2]/*.Freq*/ === tree[_m2]/*.Freq*/ && depth[n] <= depth[m]));\n }\n\n /* ===========================================================================\n * Restore the heap property by moving down the tree starting at node k,\n * exchanging a node with the smallest of its two sons if necessary, stopping\n * when the heap property is re-established (each father smaller than its\n * two sons).\n */\n function pqdownheap(s, tree, k)\n // deflate_state *s;\n // ct_data *tree; /* the tree to restore */\n // int k; /* node to move down */\n {\n var v = s.heap[k];\n var j = k << 1; /* left son of k */\n while (j <= s.heap_len) {\n /* Set j to the smallest of the two sons: */\n if (j < s.heap_len &&\n smaller(tree, s.heap[j + 1], s.heap[j], s.depth)) {\n j++;\n }\n /* Exit if v is smaller than both sons */\n if (smaller(tree, v, s.heap[j], s.depth)) { break; }\n\n /* Exchange v with the smallest son */\n s.heap[k] = s.heap[j];\n k = j;\n\n /* And continue down the tree, setting j to the left son of k */\n j <<= 1;\n }\n s.heap[k] = v;\n }\n\n\n // inlined manually\n // var SMALLEST = 1;\n\n /* ===========================================================================\n * Send the block data compressed using the given Huffman trees\n */\n function compress_block(s, ltree, dtree)\n // deflate_state *s;\n // const ct_data *ltree; /* literal tree */\n // const ct_data *dtree; /* distance tree */\n {\n var dist; /* distance of matched string */\n var lc; /* match length or unmatched char (if dist == 0) */\n var lx = 0; /* running index in l_buf */\n var code; /* the code to send */\n var extra; /* number of extra bits to send */\n\n if (s.last_lit !== 0) {\n do {\n dist = (s.pending_buf[s.d_buf + lx * 2] << 8) | (s.pending_buf[s.d_buf + lx * 2 + 1]);\n lc = s.pending_buf[s.l_buf + lx];\n lx++;\n\n if (dist === 0) {\n send_code(s, lc, ltree); /* send a literal byte */\n //Tracecv(isgraph(lc), (stderr,\" '%c' \", lc));\n } else {\n /* Here, lc is the match length - MIN_MATCH */\n code = _length_code[lc];\n send_code(s, code + LITERALS + 1, ltree); /* send the length code */\n extra = extra_lbits[code];\n if (extra !== 0) {\n lc -= base_length[code];\n send_bits(s, lc, extra); /* send the extra length bits */\n }\n dist--; /* dist is now the match distance - 1 */\n code = d_code(dist);\n //Assert (code < D_CODES, \"bad d_code\");\n\n send_code(s, code, dtree); /* send the distance code */\n extra = extra_dbits[code];\n if (extra !== 0) {\n dist -= base_dist[code];\n send_bits(s, dist, extra); /* send the extra distance bits */\n }\n } /* literal or match pair ? */\n\n /* Check that the overlay between pending_buf and d_buf+l_buf is ok: */\n //Assert((uInt)(s->pending) < s->lit_bufsize + 2*lx,\n // \"pendingBuf overflow\");\n\n } while (lx < s.last_lit);\n }\n\n send_code(s, END_BLOCK, ltree);\n }\n\n\n /* ===========================================================================\n * Construct one Huffman tree and assigns the code bit strings and lengths.\n * Update the total bit length for the current block.\n * IN assertion: the field freq is set for all tree elements.\n * OUT assertions: the fields len and code are set to the optimal bit length\n * and corresponding code. The length opt_len is updated; static_len is\n * also updated if stree is not null. The field max_code is set.\n */\n function build_tree(s, desc)\n // deflate_state *s;\n // tree_desc *desc; /* the tree descriptor */\n {\n var tree = desc.dyn_tree;\n var stree = desc.stat_desc.static_tree;\n var has_stree = desc.stat_desc.has_stree;\n var elems = desc.stat_desc.elems;\n var n, m; /* iterate over heap elements */\n var max_code = -1; /* largest code with non zero frequency */\n var node; /* new node being created */\n\n /* Construct the initial heap, with least frequent element in\n * heap[SMALLEST]. The sons of heap[n] are heap[2*n] and heap[2*n+1].\n * heap[0] is not used.\n */\n s.heap_len = 0;\n s.heap_max = HEAP_SIZE;\n\n for (n = 0; n < elems; n++) {\n if (tree[n * 2]/*.Freq*/ !== 0) {\n s.heap[++s.heap_len] = max_code = n;\n s.depth[n] = 0;\n\n } else {\n tree[n * 2 + 1]/*.Len*/ = 0;\n }\n }\n\n /* The pkzip format requires that at least one distance code exists,\n * and that at least one bit should be sent even if there is only one\n * possible code. So to avoid special checks later on we force at least\n * two codes of non zero frequency.\n */\n while (s.heap_len < 2) {\n node = s.heap[++s.heap_len] = (max_code < 2 ? ++max_code : 0);\n tree[node * 2]/*.Freq*/ = 1;\n s.depth[node] = 0;\n s.opt_len--;\n\n if (has_stree) {\n s.static_len -= stree[node * 2 + 1]/*.Len*/;\n }\n /* node is 0 or 1 so it does not have extra bits */\n }\n desc.max_code = max_code;\n\n /* The elements heap[heap_len/2+1 .. heap_len] are leaves of the tree,\n * establish sub-heaps of increasing lengths:\n */\n for (n = (s.heap_len >> 1/*int /2*/); n >= 1; n--) { pqdownheap(s, tree, n); }\n\n /* Construct the Huffman tree by repeatedly combining the least two\n * frequent nodes.\n */\n node = elems; /* next internal node of the tree */\n do {\n //pqremove(s, tree, n); /* n = node of least frequency */\n /*** pqremove ***/\n n = s.heap[1/*SMALLEST*/];\n s.heap[1/*SMALLEST*/] = s.heap[s.heap_len--];\n pqdownheap(s, tree, 1/*SMALLEST*/);\n /***/\n\n m = s.heap[1/*SMALLEST*/]; /* m = node of next least frequency */\n\n s.heap[--s.heap_max] = n; /* keep the nodes sorted by frequency */\n s.heap[--s.heap_max] = m;\n\n /* Create a new node father of n and m */\n tree[node * 2]/*.Freq*/ = tree[n * 2]/*.Freq*/ + tree[m * 2]/*.Freq*/;\n s.depth[node] = (s.depth[n] >= s.depth[m] ? s.depth[n] : s.depth[m]) + 1;\n tree[n * 2 + 1]/*.Dad*/ = tree[m * 2 + 1]/*.Dad*/ = node;\n\n /* and insert the new node in the heap */\n s.heap[1/*SMALLEST*/] = node++;\n pqdownheap(s, tree, 1/*SMALLEST*/);\n\n } while (s.heap_len >= 2);\n\n s.heap[--s.heap_max] = s.heap[1/*SMALLEST*/];\n\n /* At this point, the fields freq and dad are set. We can now\n * generate the bit lengths.\n */\n gen_bitlen(s, desc);\n\n /* The field len is now set, we can generate the bit codes */\n gen_codes(tree, max_code, s.bl_count);\n }\n\n\n /* ===========================================================================\n * Scan a literal or distance tree to determine the frequencies of the codes\n * in the bit length tree.\n */\n function scan_tree(s, tree, max_code)\n // deflate_state *s;\n // ct_data *tree; /* the tree to be scanned */\n // int max_code; /* and its largest code of non zero frequency */\n {\n var n; /* iterates over all tree elements */\n var prevlen = -1; /* last emitted length */\n var curlen; /* length of current code */\n\n var nextlen = tree[0 * 2 + 1]/*.Len*/; /* length of next code */\n\n var count = 0; /* repeat count of the current code */\n var max_count = 7; /* max repeat count */\n var min_count = 4; /* min repeat count */\n\n if (nextlen === 0) {\n max_count = 138;\n min_count = 3;\n }\n tree[(max_code + 1) * 2 + 1]/*.Len*/ = 0xffff; /* guard */\n\n for (n = 0; n <= max_code; n++) {\n curlen = nextlen;\n nextlen = tree[(n + 1) * 2 + 1]/*.Len*/;\n\n if (++count < max_count && curlen === nextlen) {\n continue;\n\n } else if (count < min_count) {\n s.bl_tree[curlen * 2]/*.Freq*/ += count;\n\n } else if (curlen !== 0) {\n\n if (curlen !== prevlen) { s.bl_tree[curlen * 2]/*.Freq*/++; }\n s.bl_tree[REP_3_6 * 2]/*.Freq*/++;\n\n } else if (count <= 10) {\n s.bl_tree[REPZ_3_10 * 2]/*.Freq*/++;\n\n } else {\n s.bl_tree[REPZ_11_138 * 2]/*.Freq*/++;\n }\n\n count = 0;\n prevlen = curlen;\n\n if (nextlen === 0) {\n max_count = 138;\n min_count = 3;\n\n } else if (curlen === nextlen) {\n max_count = 6;\n min_count = 3;\n\n } else {\n max_count = 7;\n min_count = 4;\n }\n }\n }\n\n\n /* ===========================================================================\n * Send a literal or distance tree in compressed form, using the codes in\n * bl_tree.\n */\n function send_tree(s, tree, max_code)\n // deflate_state *s;\n // ct_data *tree; /* the tree to be scanned */\n // int max_code; /* and its largest code of non zero frequency */\n {\n var n; /* iterates over all tree elements */\n var prevlen = -1; /* last emitted length */\n var curlen; /* length of current code */\n\n var nextlen = tree[0 * 2 + 1]/*.Len*/; /* length of next code */\n\n var count = 0; /* repeat count of the current code */\n var max_count = 7; /* max repeat count */\n var min_count = 4; /* min repeat count */\n\n /* tree[max_code+1].Len = -1; */ /* guard already set */\n if (nextlen === 0) {\n max_count = 138;\n min_count = 3;\n }\n\n for (n = 0; n <= max_code; n++) {\n curlen = nextlen;\n nextlen = tree[(n + 1) * 2 + 1]/*.Len*/;\n\n if (++count < max_count && curlen === nextlen) {\n continue;\n\n } else if (count < min_count) {\n do { send_code(s, curlen, s.bl_tree); } while (--count !== 0);\n\n } else if (curlen !== 0) {\n if (curlen !== prevlen) {\n send_code(s, curlen, s.bl_tree);\n count--;\n }\n //Assert(count >= 3 && count <= 6, \" 3_6?\");\n send_code(s, REP_3_6, s.bl_tree);\n send_bits(s, count - 3, 2);\n\n } else if (count <= 10) {\n send_code(s, REPZ_3_10, s.bl_tree);\n send_bits(s, count - 3, 3);\n\n } else {\n send_code(s, REPZ_11_138, s.bl_tree);\n send_bits(s, count - 11, 7);\n }\n\n count = 0;\n prevlen = curlen;\n if (nextlen === 0) {\n max_count = 138;\n min_count = 3;\n\n } else if (curlen === nextlen) {\n max_count = 6;\n min_count = 3;\n\n } else {\n max_count = 7;\n min_count = 4;\n }\n }\n }\n\n\n /* ===========================================================================\n * Construct the Huffman tree for the bit lengths and return the index in\n * bl_order of the last bit length code to send.\n */\n function build_bl_tree(s) {\n var max_blindex; /* index of last bit length code of non zero freq */\n\n /* Determine the bit length frequencies for literal and distance trees */\n scan_tree(s, s.dyn_ltree, s.l_desc.max_code);\n scan_tree(s, s.dyn_dtree, s.d_desc.max_code);\n\n /* Build the bit length tree: */\n build_tree(s, s.bl_desc);\n /* opt_len now includes the length of the tree representations, except\n * the lengths of the bit lengths codes and the 5+5+4 bits for the counts.\n */\n\n /* Determine the number of bit length codes to send. The pkzip format\n * requires that at least 4 bit length codes be sent. (appnote.txt says\n * 3 but the actual value used is 4.)\n */\n for (max_blindex = BL_CODES - 1; max_blindex >= 3; max_blindex--) {\n if (s.bl_tree[bl_order[max_blindex] * 2 + 1]/*.Len*/ !== 0) {\n break;\n }\n }\n /* Update opt_len to include the bit length tree and counts */\n s.opt_len += 3 * (max_blindex + 1) + 5 + 5 + 4;\n //Tracev((stderr, \"\\ndyn trees: dyn %ld, stat %ld\",\n // s->opt_len, s->static_len));\n\n return max_blindex;\n }\n\n\n /* ===========================================================================\n * Send the header for a block using dynamic Huffman trees: the counts, the\n * lengths of the bit length codes, the literal tree and the distance tree.\n * IN assertion: lcodes >= 257, dcodes >= 1, blcodes >= 4.\n */\n function send_all_trees(s, lcodes, dcodes, blcodes)\n // deflate_state *s;\n // int lcodes, dcodes, blcodes; /* number of codes for each tree */\n {\n var rank; /* index in bl_order */\n\n //Assert (lcodes >= 257 && dcodes >= 1 && blcodes >= 4, \"not enough codes\");\n //Assert (lcodes <= L_CODES && dcodes <= D_CODES && blcodes <= BL_CODES,\n // \"too many codes\");\n //Tracev((stderr, \"\\nbl counts: \"));\n send_bits(s, lcodes - 257, 5); /* not +255 as stated in appnote.txt */\n send_bits(s, dcodes - 1, 5);\n send_bits(s, blcodes - 4, 4); /* not -3 as stated in appnote.txt */\n for (rank = 0; rank < blcodes; rank++) {\n //Tracev((stderr, \"\\nbl code %2d \", bl_order[rank]));\n send_bits(s, s.bl_tree[bl_order[rank] * 2 + 1]/*.Len*/, 3);\n }\n //Tracev((stderr, \"\\nbl tree: sent %ld\", s->bits_sent));\n\n send_tree(s, s.dyn_ltree, lcodes - 1); /* literal tree */\n //Tracev((stderr, \"\\nlit tree: sent %ld\", s->bits_sent));\n\n send_tree(s, s.dyn_dtree, dcodes - 1); /* distance tree */\n //Tracev((stderr, \"\\ndist tree: sent %ld\", s->bits_sent));\n }\n\n\n /* ===========================================================================\n * Check if the data type is TEXT or BINARY, using the following algorithm:\n * - TEXT if the two conditions below are satisfied:\n * a) There are no non-portable control characters belonging to the\n * \"black list\" (0..6, 14..25, 28..31).\n * b) There is at least one printable character belonging to the\n * \"white list\" (9 {TAB}, 10 {LF}, 13 {CR}, 32..255).\n * - BINARY otherwise.\n * - The following partially-portable control characters form a\n * \"gray list\" that is ignored in this detection algorithm:\n * (7 {BEL}, 8 {BS}, 11 {VT}, 12 {FF}, 26 {SUB}, 27 {ESC}).\n * IN assertion: the fields Freq of dyn_ltree are set.\n */\n function detect_data_type(s) {\n /* black_mask is the bit mask of black-listed bytes\n * set bits 0..6, 14..25, and 28..31\n * 0xf3ffc07f = binary 11110011111111111100000001111111\n */\n var black_mask = 0xf3ffc07f;\n var n;\n\n /* Check for non-textual (\"black-listed\") bytes. */\n for (n = 0; n <= 31; n++, black_mask >>>= 1) {\n if ((black_mask & 1) && (s.dyn_ltree[n * 2]/*.Freq*/ !== 0)) {\n return Z_BINARY;\n }\n }\n\n /* Check for textual (\"white-listed\") bytes. */\n if (s.dyn_ltree[9 * 2]/*.Freq*/ !== 0 || s.dyn_ltree[10 * 2]/*.Freq*/ !== 0 ||\n s.dyn_ltree[13 * 2]/*.Freq*/ !== 0) {\n return Z_TEXT;\n }\n for (n = 32; n < LITERALS; n++) {\n if (s.dyn_ltree[n * 2]/*.Freq*/ !== 0) {\n return Z_TEXT;\n }\n }\n\n /* There are no \"black-listed\" or \"white-listed\" bytes:\n * this stream either is empty or has tolerated (\"gray-listed\") bytes only.\n */\n return Z_BINARY;\n }\n\n\n var static_init_done = false;\n\n /* ===========================================================================\n * Initialize the tree data structures for a new zlib stream.\n */\n function _tr_init(s) {\n\n if (!static_init_done) {\n tr_static_init();\n static_init_done = true;\n }\n\n s.l_desc = new TreeDesc(s.dyn_ltree, static_l_desc);\n s.d_desc = new TreeDesc(s.dyn_dtree, static_d_desc);\n s.bl_desc = new TreeDesc(s.bl_tree, static_bl_desc);\n\n s.bi_buf = 0;\n s.bi_valid = 0;\n\n /* Initialize the first block of the first file: */\n init_block(s);\n }\n\n\n /* ===========================================================================\n * Send a stored block\n */\n function _tr_stored_block(s, buf, stored_len, last) {\n //DeflateState *s;\n //charf *buf; /* input block */\n //ulg stored_len; /* length of input block */\n //int last; /* one if this is the last block for a file */\n send_bits(s, (STORED_BLOCK << 1) + (last ? 1 : 0), 3); /* send block type */\n copy_block(s, buf, stored_len, true); /* with header */\n }\n\n\n /* ===========================================================================\n * Send one empty static block to give enough lookahead for inflate.\n * This takes 10 bits, of which 7 may remain in the bit buffer.\n */\n function _tr_align(s) {\n send_bits(s, STATIC_TREES << 1, 3);\n send_code(s, END_BLOCK, static_ltree);\n bi_flush(s);\n }\n\n\n /* ===========================================================================\n * Determine the best encoding for the current block: dynamic trees, static\n * trees or store, and output the encoded block to the zip file.\n */\n function _tr_flush_block(s, buf, stored_len, last) {\n //DeflateState *s;\n //charf *buf; /* input block, or NULL if too old */\n //ulg stored_len; /* length of input block */\n //int last; /* one if this is the last block for a file */\n var opt_lenb, static_lenb; /* opt_len and static_len in bytes */\n var max_blindex = 0; /* index of last bit length code of non zero freq */\n\n /* Build the Huffman trees unless a stored block is forced */\n if (s.level > 0) {\n\n /* Check if the file is binary or text */\n if (s.strm.data_type === Z_UNKNOWN) {\n s.strm.data_type = detect_data_type(s);\n }\n\n /* Construct the literal and distance trees */\n build_tree(s, s.l_desc);\n // Tracev((stderr, \"\\nlit data: dyn %ld, stat %ld\", s->opt_len,\n // s->static_len));\n\n build_tree(s, s.d_desc);\n // Tracev((stderr, \"\\ndist data: dyn %ld, stat %ld\", s->opt_len,\n // s->static_len));\n /* At this point, opt_len and static_len are the total bit lengths of\n * the compressed block data, excluding the tree representations.\n */\n\n /* Build the bit length tree for the above two trees, and get the index\n * in bl_order of the last bit length code to send.\n */\n max_blindex = build_bl_tree(s);\n\n /* Determine the best encoding. Compute the block lengths in bytes. */\n opt_lenb = (s.opt_len + 3 + 7) >>> 3;\n static_lenb = (s.static_len + 3 + 7) >>> 3;\n\n // Tracev((stderr, \"\\nopt %lu(%lu) stat %lu(%lu) stored %lu lit %u \",\n // opt_lenb, s->opt_len, static_lenb, s->static_len, stored_len,\n // s->last_lit));\n\n if (static_lenb <= opt_lenb) { opt_lenb = static_lenb; }\n\n } else {\n // Assert(buf != (char*)0, \"lost buf\");\n opt_lenb = static_lenb = stored_len + 5; /* force a stored block */\n }\n\n if ((stored_len + 4 <= opt_lenb) && (buf !== -1)) {\n /* 4: two words for the lengths */\n\n /* The test buf != NULL is only necessary if LIT_BUFSIZE > WSIZE.\n * Otherwise we can't have processed more than WSIZE input bytes since\n * the last block flush, because compression would have been\n * successful. If LIT_BUFSIZE <= WSIZE, it is never too late to\n * transform a block into a stored block.\n */\n _tr_stored_block(s, buf, stored_len, last);\n\n } else if (s.strategy === Z_FIXED || static_lenb === opt_lenb) {\n\n send_bits(s, (STATIC_TREES << 1) + (last ? 1 : 0), 3);\n compress_block(s, static_ltree, static_dtree);\n\n } else {\n send_bits(s, (DYN_TREES << 1) + (last ? 1 : 0), 3);\n send_all_trees(s, s.l_desc.max_code + 1, s.d_desc.max_code + 1, max_blindex + 1);\n compress_block(s, s.dyn_ltree, s.dyn_dtree);\n }\n // Assert (s->compressed_len == s->bits_sent, \"bad compressed size\");\n /* The above check is made mod 2^32, for files larger than 512 MB\n * and uLong implemented on 32 bits.\n */\n init_block(s);\n\n if (last) {\n bi_windup(s);\n }\n // Tracev((stderr,\"\\ncomprlen %lu(%lu) \", s->compressed_len>>3,\n // s->compressed_len-7*last));\n }\n\n /* ===========================================================================\n * Save the match info and tally the frequency counts. Return true if\n * the current block must be flushed.\n */\n function _tr_tally(s, dist, lc) {\n // deflate_state *s;\n // unsigned dist; /* distance of matched string */\n // unsigned lc; /* match length-MIN_MATCH or unmatched char (if dist==0) */\n //var out_length, in_length, dcode;\n\n s.pending_buf[s.d_buf + s.last_lit * 2] = (dist >>> 8) & 0xff;\n s.pending_buf[s.d_buf + s.last_lit * 2 + 1] = dist & 0xff;\n\n s.pending_buf[s.l_buf + s.last_lit] = lc & 0xff;\n s.last_lit++;\n\n if (dist === 0) {\n /* lc is the unmatched char */\n s.dyn_ltree[lc * 2]/*.Freq*/++;\n } else {\n s.matches++;\n /* Here, lc is the match length - MIN_MATCH */\n dist--; /* dist = match distance - 1 */\n //Assert((ush)dist < (ush)MAX_DIST(s) &&\n // (ush)lc <= (ush)(MAX_MATCH-MIN_MATCH) &&\n // (ush)d_code(dist) < (ush)D_CODES, \"_tr_tally: bad match\");\n\n s.dyn_ltree[(_length_code[lc] + LITERALS + 1) * 2]/*.Freq*/++;\n s.dyn_dtree[d_code(dist) * 2]/*.Freq*/++;\n }\n\n // (!) This block is disabled in zlib defaults,\n // don't enable it for binary compatibility\n\n //#ifdef TRUNCATE_BLOCK\n // /* Try to guess if it is profitable to stop the current block here */\n // if ((s.last_lit & 0x1fff) === 0 && s.level > 2) {\n // /* Compute an upper bound for the compressed length */\n // out_length = s.last_lit*8;\n // in_length = s.strstart - s.block_start;\n //\n // for (dcode = 0; dcode < D_CODES; dcode++) {\n // out_length += s.dyn_dtree[dcode*2]/*.Freq*/ * (5 + extra_dbits[dcode]);\n // }\n // out_length >>>= 3;\n // //Tracev((stderr,\"\\nlast_lit %u, in %ld, out ~%ld(%ld%%) \",\n // // s->last_lit, in_length, out_length,\n // // 100L - out_length*100L/in_length));\n // if (s.matches < (s.last_lit>>1)/*int /2*/ && out_length < (in_length>>1)/*int /2*/) {\n // return true;\n // }\n // }\n //#endif\n\n return (s.last_lit === s.lit_bufsize - 1);\n /* We avoid equality with lit_bufsize because of wraparound at 64K\n * on 16 bit machines and because stored blocks are restricted to\n * 64K-1 bytes.\n */\n }\n\n /* eslint-disable */\n\n var MAX_MEM_LEVEL = 9;\n\n\n var LENGTH_CODES$1 = 29;\n /* number of length codes, not counting the special END_BLOCK code */\n var LITERALS$1 = 256;\n /* number of literal bytes 0..255 */\n var L_CODES$1 = LITERALS$1 + 1 + LENGTH_CODES$1;\n /* number of Literal or Length codes, including the END_BLOCK code */\n var D_CODES$1 = 30;\n /* number of distance codes */\n var BL_CODES$1 = 19;\n /* number of codes used to transfer the bit lengths */\n var HEAP_SIZE$1 = 2 * L_CODES$1 + 1;\n /* maximum heap size */\n var MAX_BITS$1 = 15;\n /* All codes must not exceed MAX_BITS bits */\n\n var MIN_MATCH$1 = 3;\n var MAX_MATCH$1 = 258;\n var MIN_LOOKAHEAD = (MAX_MATCH$1 + MIN_MATCH$1 + 1);\n\n var PRESET_DICT = 0x20;\n\n var INIT_STATE = 42;\n var EXTRA_STATE = 69;\n var NAME_STATE = 73;\n var COMMENT_STATE = 91;\n var HCRC_STATE = 103;\n var BUSY_STATE = 113;\n var FINISH_STATE = 666;\n\n var BS_NEED_MORE = 1; /* block not completed, need more input or more output */\n var BS_BLOCK_DONE = 2; /* block flush performed */\n var BS_FINISH_STARTED = 3; /* finish started, need only more output at next deflate */\n var BS_FINISH_DONE = 4; /* finish done, accept no more input or output */\n\n var OS_CODE = 0x03; // Unix :) . Don't detect, use this default.\n\n function err(strm, errorCode) {\n strm.msg = msg[errorCode];\n return errorCode;\n }\n\n function rank(f) {\n return ((f) << 1) - ((f) > 4 ? 9 : 0);\n }\n\n function zero$1(buf) { var len = buf.length; while (--len >= 0) { buf[len] = 0; } }\n\n\n /* =========================================================================\n * Flush as much pending output as possible. All deflate() output goes\n * through this function so some applications may wish to modify it\n * to avoid allocating a large strm->output buffer and copying into it.\n * (See also read_buf()).\n */\n function flush_pending(strm) {\n var s = strm.state;\n\n //_tr_flush_bits(s);\n var len = s.pending;\n if (len > strm.avail_out) {\n len = strm.avail_out;\n }\n if (len === 0) { return; }\n\n arraySet(strm.output, s.pending_buf, s.pending_out, len, strm.next_out);\n strm.next_out += len;\n s.pending_out += len;\n strm.total_out += len;\n strm.avail_out -= len;\n s.pending -= len;\n if (s.pending === 0) {\n s.pending_out = 0;\n }\n }\n\n\n function flush_block_only(s, last) {\n _tr_flush_block(s, (s.block_start >= 0 ? s.block_start : -1), s.strstart - s.block_start, last);\n s.block_start = s.strstart;\n flush_pending(s.strm);\n }\n\n\n function put_byte(s, b) {\n s.pending_buf[s.pending++] = b;\n }\n\n\n /* =========================================================================\n * Put a short in the pending buffer. The 16-bit value is put in MSB order.\n * IN assertion: the stream state is correct and there is enough room in\n * pending_buf.\n */\n function putShortMSB(s, b) {\n // put_byte(s, (Byte)(b >> 8));\n // put_byte(s, (Byte)(b & 0xff));\n s.pending_buf[s.pending++] = (b >>> 8) & 0xff;\n s.pending_buf[s.pending++] = b & 0xff;\n }\n\n\n /* ===========================================================================\n * Read a new buffer from the current input stream, update the adler32\n * and total number of bytes read. All deflate() input goes through\n * this function so some applications may wish to modify it to avoid\n * allocating a large strm->input buffer and copying from it.\n * (See also flush_pending()).\n */\n function read_buf(strm, buf, start, size) {\n var len = strm.avail_in;\n\n if (len > size) { len = size; }\n if (len === 0) { return 0; }\n\n strm.avail_in -= len;\n\n // zmemcpy(buf, strm->next_in, len);\n arraySet(buf, strm.input, strm.next_in, len, start);\n if (strm.state.wrap === 1) {\n strm.adler = adler32(strm.adler, buf, len, start);\n }\n\n else if (strm.state.wrap === 2) {\n strm.adler = crc32$1(strm.adler, buf, len, start);\n }\n\n strm.next_in += len;\n strm.total_in += len;\n\n return len;\n }\n\n\n /* ===========================================================================\n * Set match_start to the longest match starting at the given string and\n * return its length. Matches shorter or equal to prev_length are discarded,\n * in which case the result is equal to prev_length and match_start is\n * garbage.\n * IN assertions: cur_match is the head of the hash chain for the current\n * string (strstart) and its distance is <= MAX_DIST, and prev_length >= 1\n * OUT assertion: the match length is not greater than s->lookahead.\n */\n function longest_match(s, cur_match) {\n var chain_length = s.max_chain_length; /* max hash chain length */\n var scan = s.strstart; /* current string */\n var match; /* matched string */\n var len; /* length of current match */\n var best_len = s.prev_length; /* best match length so far */\n var nice_match = s.nice_match; /* stop if match long enough */\n var limit = (s.strstart > (s.w_size - MIN_LOOKAHEAD)) ?\n s.strstart - (s.w_size - MIN_LOOKAHEAD) : 0/*NIL*/;\n\n var _win = s.window; // shortcut\n\n var wmask = s.w_mask;\n var prev = s.prev;\n\n /* Stop when cur_match becomes <= limit. To simplify the code,\n * we prevent matches with the string of window index 0.\n */\n\n var strend = s.strstart + MAX_MATCH$1;\n var scan_end1 = _win[scan + best_len - 1];\n var scan_end = _win[scan + best_len];\n\n /* The code is optimized for HASH_BITS >= 8 and MAX_MATCH-2 multiple of 16.\n * It is easy to get rid of this optimization if necessary.\n */\n // Assert(s->hash_bits >= 8 && MAX_MATCH == 258, \"Code too clever\");\n\n /* Do not waste too much time if we already have a good match: */\n if (s.prev_length >= s.good_match) {\n chain_length >>= 2;\n }\n /* Do not look for matches beyond the end of the input. This is necessary\n * to make deflate deterministic.\n */\n if (nice_match > s.lookahead) { nice_match = s.lookahead; }\n\n // Assert((ulg)s->strstart <= s->window_size-MIN_LOOKAHEAD, \"need lookahead\");\n\n do {\n // Assert(cur_match < s->strstart, \"no future\");\n match = cur_match;\n\n /* Skip to next match if the match length cannot increase\n * or if the match length is less than 2. Note that the checks below\n * for insufficient lookahead only occur occasionally for performance\n * reasons. Therefore uninitialized memory will be accessed, and\n * conditional jumps will be made that depend on those values.\n * However the length of the match is limited to the lookahead, so\n * the output of deflate is not affected by the uninitialized values.\n */\n\n if (_win[match + best_len] !== scan_end ||\n _win[match + best_len - 1] !== scan_end1 ||\n _win[match] !== _win[scan] ||\n _win[++match] !== _win[scan + 1]) {\n continue;\n }\n\n /* The check at best_len-1 can be removed because it will be made\n * again later. (This heuristic is not always a win.)\n * It is not necessary to compare scan[2] and match[2] since they\n * are always equal when the other bytes match, given that\n * the hash keys are equal and that HASH_BITS >= 8.\n */\n scan += 2;\n match++;\n // Assert(*scan == *match, \"match[2]?\");\n\n /* We check for insufficient lookahead only every 8th comparison;\n * the 256th check will be made at strstart+258.\n */\n do {\n /*jshint noempty:false*/\n } while (_win[++scan] === _win[++match] && _win[++scan] === _win[++match] &&\n _win[++scan] === _win[++match] && _win[++scan] === _win[++match] &&\n _win[++scan] === _win[++match] && _win[++scan] === _win[++match] &&\n _win[++scan] === _win[++match] && _win[++scan] === _win[++match] &&\n scan < strend);\n\n // Assert(scan <= s->window+(unsigned)(s->window_size-1), \"wild scan\");\n\n len = MAX_MATCH$1 - (strend - scan);\n scan = strend - MAX_MATCH$1;\n\n if (len > best_len) {\n s.match_start = cur_match;\n best_len = len;\n if (len >= nice_match) {\n break;\n }\n scan_end1 = _win[scan + best_len - 1];\n scan_end = _win[scan + best_len];\n }\n } while ((cur_match = prev[cur_match & wmask]) > limit && --chain_length !== 0);\n\n if (best_len <= s.lookahead) {\n return best_len;\n }\n return s.lookahead;\n }\n\n\n /* ===========================================================================\n * Fill the window when the lookahead becomes insufficient.\n * Updates strstart and lookahead.\n *\n * IN assertion: lookahead < MIN_LOOKAHEAD\n * OUT assertions: strstart <= window_size-MIN_LOOKAHEAD\n * At least one byte has been read, or avail_in == 0; reads are\n * performed for at least two bytes (required for the zip translate_eol\n * option -- not supported here).\n */\n function fill_window(s) {\n var _w_size = s.w_size;\n var p, n, m, more, str;\n\n //Assert(s->lookahead < MIN_LOOKAHEAD, \"already enough lookahead\");\n\n do {\n more = s.window_size - s.lookahead - s.strstart;\n\n // JS ints have 32 bit, block below not needed\n /* Deal with !@#$% 64K limit: */\n //if (sizeof(int) <= 2) {\n // if (more == 0 && s->strstart == 0 && s->lookahead == 0) {\n // more = wsize;\n //\n // } else if (more == (unsigned)(-1)) {\n // /* Very unlikely, but possible on 16 bit machine if\n // * strstart == 0 && lookahead == 1 (input done a byte at time)\n // */\n // more--;\n // }\n //}\n\n\n /* If the window is almost full and there is insufficient lookahead,\n * move the upper half to the lower one to make room in the upper half.\n */\n if (s.strstart >= _w_size + (_w_size - MIN_LOOKAHEAD)) {\n\n arraySet(s.window, s.window, _w_size, _w_size, 0);\n s.match_start -= _w_size;\n s.strstart -= _w_size;\n /* we now have strstart >= MAX_DIST */\n s.block_start -= _w_size;\n\n /* Slide the hash table (could be avoided with 32 bit values\n at the expense of memory usage). We slide even when level == 0\n to keep the hash table consistent if we switch back to level > 0\n later. (Using level 0 permanently is not an optimal usage of\n zlib, so we don't care about this pathological case.)\n */\n\n n = s.hash_size;\n p = n;\n do {\n m = s.head[--p];\n s.head[p] = (m >= _w_size ? m - _w_size : 0);\n } while (--n);\n\n n = _w_size;\n p = n;\n do {\n m = s.prev[--p];\n s.prev[p] = (m >= _w_size ? m - _w_size : 0);\n /* If n is not on any hash chain, prev[n] is garbage but\n * its value will never be used.\n */\n } while (--n);\n\n more += _w_size;\n }\n if (s.strm.avail_in === 0) {\n break;\n }\n\n /* If there was no sliding:\n * strstart <= WSIZE+MAX_DIST-1 && lookahead <= MIN_LOOKAHEAD - 1 &&\n * more == window_size - lookahead - strstart\n * => more >= window_size - (MIN_LOOKAHEAD-1 + WSIZE + MAX_DIST-1)\n * => more >= window_size - 2*WSIZE + 2\n * In the BIG_MEM or MMAP case (not yet supported),\n * window_size == input_size + MIN_LOOKAHEAD &&\n * strstart + s->lookahead <= input_size => more >= MIN_LOOKAHEAD.\n * Otherwise, window_size == 2*WSIZE so more >= 2.\n * If there was sliding, more >= WSIZE. So in all cases, more >= 2.\n */\n //Assert(more >= 2, \"more < 2\");\n n = read_buf(s.strm, s.window, s.strstart + s.lookahead, more);\n s.lookahead += n;\n\n /* Initialize the hash value now that we have some input: */\n if (s.lookahead + s.insert >= MIN_MATCH$1) {\n str = s.strstart - s.insert;\n s.ins_h = s.window[str];\n\n /* UPDATE_HASH(s, s->ins_h, s->window[str + 1]); */\n s.ins_h = ((s.ins_h << s.hash_shift) ^ s.window[str + 1]) & s.hash_mask;\n //#if MIN_MATCH != 3\n // Call update_hash() MIN_MATCH-3 more times\n //#endif\n while (s.insert) {\n /* UPDATE_HASH(s, s->ins_h, s->window[str + MIN_MATCH-1]); */\n s.ins_h = ((s.ins_h << s.hash_shift) ^ s.window[str + MIN_MATCH$1 - 1]) & s.hash_mask;\n\n s.prev[str & s.w_mask] = s.head[s.ins_h];\n s.head[s.ins_h] = str;\n str++;\n s.insert--;\n if (s.lookahead + s.insert < MIN_MATCH$1) {\n break;\n }\n }\n }\n /* If the whole input has less than MIN_MATCH bytes, ins_h is garbage,\n * but this is not important since only literal bytes will be emitted.\n */\n\n } while (s.lookahead < MIN_LOOKAHEAD && s.strm.avail_in !== 0);\n\n /* If the WIN_INIT bytes after the end of the current data have never been\n * written, then zero those bytes in order to avoid memory check reports of\n * the use of uninitialized (or uninitialised as Julian writes) bytes by\n * the longest match routines. Update the high water mark for the next\n * time through here. WIN_INIT is set to MAX_MATCH since the longest match\n * routines allow scanning to strstart + MAX_MATCH, ignoring lookahead.\n */\n // if (s.high_water < s.window_size) {\n // var curr = s.strstart + s.lookahead;\n // var init = 0;\n //\n // if (s.high_water < curr) {\n // /* Previous high water mark below current data -- zero WIN_INIT\n // * bytes or up to end of window, whichever is less.\n // */\n // init = s.window_size - curr;\n // if (init > WIN_INIT)\n // init = WIN_INIT;\n // zmemzero(s->window + curr, (unsigned)init);\n // s->high_water = curr + init;\n // }\n // else if (s->high_water < (ulg)curr + WIN_INIT) {\n // /* High water mark at or above current data, but below current data\n // * plus WIN_INIT -- zero out to current data plus WIN_INIT, or up\n // * to end of window, whichever is less.\n // */\n // init = (ulg)curr + WIN_INIT - s->high_water;\n // if (init > s->window_size - s->high_water)\n // init = s->window_size - s->high_water;\n // zmemzero(s->window + s->high_water, (unsigned)init);\n // s->high_water += init;\n // }\n // }\n //\n // Assert((ulg)s->strstart <= s->window_size - MIN_LOOKAHEAD,\n // \"not enough room for search\");\n }\n\n /* ===========================================================================\n * Copy without compression as much as possible from the input stream, return\n * the current block state.\n * This function does not insert new strings in the dictionary since\n * uncompressible data is probably not useful. This function is used\n * only for the level=0 compression option.\n * NOTE: this function should be optimized to avoid extra copying from\n * window to pending_buf.\n */\n function deflate_stored(s, flush) {\n /* Stored blocks are limited to 0xffff bytes, pending_buf is limited\n * to pending_buf_size, and each stored block has a 5 byte header:\n */\n var max_block_size = 0xffff;\n\n if (max_block_size > s.pending_buf_size - 5) {\n max_block_size = s.pending_buf_size - 5;\n }\n\n /* Copy as much as possible from input to output: */\n for (;;) {\n /* Fill the window as much as possible: */\n if (s.lookahead <= 1) {\n\n //Assert(s->strstart < s->w_size+MAX_DIST(s) ||\n // s->block_start >= (long)s->w_size, \"slide too late\");\n // if (!(s.strstart < s.w_size + (s.w_size - MIN_LOOKAHEAD) ||\n // s.block_start >= s.w_size)) {\n // throw new Error(\"slide too late\");\n // }\n\n fill_window(s);\n if (s.lookahead === 0 && flush === Z_NO_FLUSH) {\n return BS_NEED_MORE;\n }\n\n if (s.lookahead === 0) {\n break;\n }\n /* flush the current block */\n }\n //Assert(s->block_start >= 0L, \"block gone\");\n // if (s.block_start < 0) throw new Error(\"block gone\");\n\n s.strstart += s.lookahead;\n s.lookahead = 0;\n\n /* Emit a stored block if pending_buf will be full: */\n var max_start = s.block_start + max_block_size;\n\n if (s.strstart === 0 || s.strstart >= max_start) {\n /* strstart == 0 is possible when wraparound on 16-bit machine */\n s.lookahead = s.strstart - max_start;\n s.strstart = max_start;\n /*** FLUSH_BLOCK(s, 0); ***/\n flush_block_only(s, false);\n if (s.strm.avail_out === 0) {\n return BS_NEED_MORE;\n }\n /***/\n\n\n }\n /* Flush if we may have to slide, otherwise block_start may become\n * negative and the data will be gone:\n */\n if (s.strstart - s.block_start >= (s.w_size - MIN_LOOKAHEAD)) {\n /*** FLUSH_BLOCK(s, 0); ***/\n flush_block_only(s, false);\n if (s.strm.avail_out === 0) {\n return BS_NEED_MORE;\n }\n /***/\n }\n }\n\n s.insert = 0;\n\n if (flush === Z_FINISH) {\n /*** FLUSH_BLOCK(s, 1); ***/\n flush_block_only(s, true);\n if (s.strm.avail_out === 0) {\n return BS_FINISH_STARTED;\n }\n /***/\n return BS_FINISH_DONE;\n }\n\n if (s.strstart > s.block_start) {\n /*** FLUSH_BLOCK(s, 0); ***/\n flush_block_only(s, false);\n if (s.strm.avail_out === 0) {\n return BS_NEED_MORE;\n }\n /***/\n }\n\n return BS_NEED_MORE;\n }\n\n /* ===========================================================================\n * Compress as much as possible from the input stream, return the current\n * block state.\n * This function does not perform lazy evaluation of matches and inserts\n * new strings in the dictionary only for unmatched strings or for short\n * matches. It is used only for the fast compression options.\n */\n function deflate_fast(s, flush) {\n var hash_head; /* head of the hash chain */\n var bflush; /* set if current block must be flushed */\n\n for (;;) {\n /* Make sure that we always have enough lookahead, except\n * at the end of the input file. We need MAX_MATCH bytes\n * for the next match, plus MIN_MATCH bytes to insert the\n * string following the next match.\n */\n if (s.lookahead < MIN_LOOKAHEAD) {\n fill_window(s);\n if (s.lookahead < MIN_LOOKAHEAD && flush === Z_NO_FLUSH) {\n return BS_NEED_MORE;\n }\n if (s.lookahead === 0) {\n break; /* flush the current block */\n }\n }\n\n /* Insert the string window[strstart .. strstart+2] in the\n * dictionary, and set hash_head to the head of the hash chain:\n */\n hash_head = 0/*NIL*/;\n if (s.lookahead >= MIN_MATCH$1) {\n /*** INSERT_STRING(s, s.strstart, hash_head); ***/\n s.ins_h = ((s.ins_h << s.hash_shift) ^ s.window[s.strstart + MIN_MATCH$1 - 1]) & s.hash_mask;\n hash_head = s.prev[s.strstart & s.w_mask] = s.head[s.ins_h];\n s.head[s.ins_h] = s.strstart;\n /***/\n }\n\n /* Find the longest match, discarding those <= prev_length.\n * At this point we have always match_length < MIN_MATCH\n */\n if (hash_head !== 0/*NIL*/ && ((s.strstart - hash_head) <= (s.w_size - MIN_LOOKAHEAD))) {\n /* To simplify the code, we prevent matches with the string\n * of window index 0 (in particular we have to avoid a match\n * of the string with itself at the start of the input file).\n */\n s.match_length = longest_match(s, hash_head);\n /* longest_match() sets match_start */\n }\n if (s.match_length >= MIN_MATCH$1) {\n // check_match(s, s.strstart, s.match_start, s.match_length); // for debug only\n\n /*** _tr_tally_dist(s, s.strstart - s.match_start,\n s.match_length - MIN_MATCH, bflush); ***/\n bflush = _tr_tally(s, s.strstart - s.match_start, s.match_length - MIN_MATCH$1);\n\n s.lookahead -= s.match_length;\n\n /* Insert new strings in the hash table only if the match length\n * is not too large. This saves time but degrades compression.\n */\n if (s.match_length <= s.max_lazy_match/*max_insert_length*/ && s.lookahead >= MIN_MATCH$1) {\n s.match_length--; /* string at strstart already in table */\n do {\n s.strstart++;\n /*** INSERT_STRING(s, s.strstart, hash_head); ***/\n s.ins_h = ((s.ins_h << s.hash_shift) ^ s.window[s.strstart + MIN_MATCH$1 - 1]) & s.hash_mask;\n hash_head = s.prev[s.strstart & s.w_mask] = s.head[s.ins_h];\n s.head[s.ins_h] = s.strstart;\n /***/\n /* strstart never exceeds WSIZE-MAX_MATCH, so there are\n * always MIN_MATCH bytes ahead.\n */\n } while (--s.match_length !== 0);\n s.strstart++;\n } else\n {\n s.strstart += s.match_length;\n s.match_length = 0;\n s.ins_h = s.window[s.strstart];\n /* UPDATE_HASH(s, s.ins_h, s.window[s.strstart+1]); */\n s.ins_h = ((s.ins_h << s.hash_shift) ^ s.window[s.strstart + 1]) & s.hash_mask;\n\n //#if MIN_MATCH != 3\n // Call UPDATE_HASH() MIN_MATCH-3 more times\n //#endif\n /* If lookahead < MIN_MATCH, ins_h is garbage, but it does not\n * matter since it will be recomputed at next deflate call.\n */\n }\n } else {\n /* No match, output a literal byte */\n //Tracevv((stderr,\"%c\", s.window[s.strstart]));\n /*** _tr_tally_lit(s, s.window[s.strstart], bflush); ***/\n bflush = _tr_tally(s, 0, s.window[s.strstart]);\n\n s.lookahead--;\n s.strstart++;\n }\n if (bflush) {\n /*** FLUSH_BLOCK(s, 0); ***/\n flush_block_only(s, false);\n if (s.strm.avail_out === 0) {\n return BS_NEED_MORE;\n }\n /***/\n }\n }\n s.insert = ((s.strstart < (MIN_MATCH$1 - 1)) ? s.strstart : MIN_MATCH$1 - 1);\n if (flush === Z_FINISH) {\n /*** FLUSH_BLOCK(s, 1); ***/\n flush_block_only(s, true);\n if (s.strm.avail_out === 0) {\n return BS_FINISH_STARTED;\n }\n /***/\n return BS_FINISH_DONE;\n }\n if (s.last_lit) {\n /*** FLUSH_BLOCK(s, 0); ***/\n flush_block_only(s, false);\n if (s.strm.avail_out === 0) {\n return BS_NEED_MORE;\n }\n /***/\n }\n return BS_BLOCK_DONE;\n }\n\n /* ===========================================================================\n * Same as above, but achieves better compression. We use a lazy\n * evaluation for matches: a match is finally adopted only if there is\n * no better match at the next window position.\n */\n function deflate_slow(s, flush) {\n var hash_head; /* head of hash chain */\n var bflush; /* set if current block must be flushed */\n\n var max_insert;\n\n /* Process the input block. */\n for (;;) {\n /* Make sure that we always have enough lookahead, except\n * at the end of the input file. We need MAX_MATCH bytes\n * for the next match, plus MIN_MATCH bytes to insert the\n * string following the next match.\n */\n if (s.lookahead < MIN_LOOKAHEAD) {\n fill_window(s);\n if (s.lookahead < MIN_LOOKAHEAD && flush === Z_NO_FLUSH) {\n return BS_NEED_MORE;\n }\n if (s.lookahead === 0) { break; } /* flush the current block */\n }\n\n /* Insert the string window[strstart .. strstart+2] in the\n * dictionary, and set hash_head to the head of the hash chain:\n */\n hash_head = 0/*NIL*/;\n if (s.lookahead >= MIN_MATCH$1) {\n /*** INSERT_STRING(s, s.strstart, hash_head); ***/\n s.ins_h = ((s.ins_h << s.hash_shift) ^ s.window[s.strstart + MIN_MATCH$1 - 1]) & s.hash_mask;\n hash_head = s.prev[s.strstart & s.w_mask] = s.head[s.ins_h];\n s.head[s.ins_h] = s.strstart;\n /***/\n }\n\n /* Find the longest match, discarding those <= prev_length.\n */\n s.prev_length = s.match_length;\n s.prev_match = s.match_start;\n s.match_length = MIN_MATCH$1 - 1;\n\n if (hash_head !== 0/*NIL*/ && s.prev_length < s.max_lazy_match &&\n s.strstart - hash_head <= (s.w_size - MIN_LOOKAHEAD)/*MAX_DIST(s)*/) {\n /* To simplify the code, we prevent matches with the string\n * of window index 0 (in particular we have to avoid a match\n * of the string with itself at the start of the input file).\n */\n s.match_length = longest_match(s, hash_head);\n /* longest_match() sets match_start */\n\n if (s.match_length <= 5 &&\n (s.strategy === Z_FILTERED || (s.match_length === MIN_MATCH$1 && s.strstart - s.match_start > 4096/*TOO_FAR*/))) {\n\n /* If prev_match is also MIN_MATCH, match_start is garbage\n * but we will ignore the current match anyway.\n */\n s.match_length = MIN_MATCH$1 - 1;\n }\n }\n /* If there was a match at the previous step and the current\n * match is not better, output the previous match:\n */\n if (s.prev_length >= MIN_MATCH$1 && s.match_length <= s.prev_length) {\n max_insert = s.strstart + s.lookahead - MIN_MATCH$1;\n /* Do not insert strings in hash table beyond this. */\n\n //check_match(s, s.strstart-1, s.prev_match, s.prev_length);\n\n /***_tr_tally_dist(s, s.strstart - 1 - s.prev_match,\n s.prev_length - MIN_MATCH, bflush);***/\n bflush = _tr_tally(s, s.strstart - 1 - s.prev_match, s.prev_length - MIN_MATCH$1);\n /* Insert in hash table all strings up to the end of the match.\n * strstart-1 and strstart are already inserted. If there is not\n * enough lookahead, the last two strings are not inserted in\n * the hash table.\n */\n s.lookahead -= s.prev_length - 1;\n s.prev_length -= 2;\n do {\n if (++s.strstart <= max_insert) {\n /*** INSERT_STRING(s, s.strstart, hash_head); ***/\n s.ins_h = ((s.ins_h << s.hash_shift) ^ s.window[s.strstart + MIN_MATCH$1 - 1]) & s.hash_mask;\n hash_head = s.prev[s.strstart & s.w_mask] = s.head[s.ins_h];\n s.head[s.ins_h] = s.strstart;\n /***/\n }\n } while (--s.prev_length !== 0);\n s.match_available = 0;\n s.match_length = MIN_MATCH$1 - 1;\n s.strstart++;\n\n if (bflush) {\n /*** FLUSH_BLOCK(s, 0); ***/\n flush_block_only(s, false);\n if (s.strm.avail_out === 0) {\n return BS_NEED_MORE;\n }\n /***/\n }\n\n } else if (s.match_available) {\n /* If there was no match at the previous position, output a\n * single literal. If there was a match but the current match\n * is longer, truncate the previous match to a single literal.\n */\n //Tracevv((stderr,\"%c\", s->window[s->strstart-1]));\n /*** _tr_tally_lit(s, s.window[s.strstart-1], bflush); ***/\n bflush = _tr_tally(s, 0, s.window[s.strstart - 1]);\n\n if (bflush) {\n /*** FLUSH_BLOCK_ONLY(s, 0) ***/\n flush_block_only(s, false);\n /***/\n }\n s.strstart++;\n s.lookahead--;\n if (s.strm.avail_out === 0) {\n return BS_NEED_MORE;\n }\n } else {\n /* There is no previous match to compare with, wait for\n * the next step to decide.\n */\n s.match_available = 1;\n s.strstart++;\n s.lookahead--;\n }\n }\n //Assert (flush != Z_NO_FLUSH, \"no flush?\");\n if (s.match_available) {\n //Tracevv((stderr,\"%c\", s->window[s->strstart-1]));\n /*** _tr_tally_lit(s, s.window[s.strstart-1], bflush); ***/\n bflush = _tr_tally(s, 0, s.window[s.strstart - 1]);\n\n s.match_available = 0;\n }\n s.insert = s.strstart < MIN_MATCH$1 - 1 ? s.strstart : MIN_MATCH$1 - 1;\n if (flush === Z_FINISH) {\n /*** FLUSH_BLOCK(s, 1); ***/\n flush_block_only(s, true);\n if (s.strm.avail_out === 0) {\n return BS_FINISH_STARTED;\n }\n /***/\n return BS_FINISH_DONE;\n }\n if (s.last_lit) {\n /*** FLUSH_BLOCK(s, 0); ***/\n flush_block_only(s, false);\n if (s.strm.avail_out === 0) {\n return BS_NEED_MORE;\n }\n /***/\n }\n\n return BS_BLOCK_DONE;\n }\n\n\n /* ===========================================================================\n * For Z_RLE, simply look for runs of bytes, generate matches only of distance\n * one. Do not maintain a hash table. (It will be regenerated if this run of\n * deflate switches away from Z_RLE.)\n */\n function deflate_rle(s, flush) {\n var bflush; /* set if current block must be flushed */\n var prev; /* byte at distance one to match */\n var scan, strend; /* scan goes up to strend for length of run */\n\n var _win = s.window;\n\n for (;;) {\n /* Make sure that we always have enough lookahead, except\n * at the end of the input file. We need MAX_MATCH bytes\n * for the longest run, plus one for the unrolled loop.\n */\n if (s.lookahead <= MAX_MATCH$1) {\n fill_window(s);\n if (s.lookahead <= MAX_MATCH$1 && flush === Z_NO_FLUSH) {\n return BS_NEED_MORE;\n }\n if (s.lookahead === 0) { break; } /* flush the current block */\n }\n\n /* See how many times the previous byte repeats */\n s.match_length = 0;\n if (s.lookahead >= MIN_MATCH$1 && s.strstart > 0) {\n scan = s.strstart - 1;\n prev = _win[scan];\n if (prev === _win[++scan] && prev === _win[++scan] && prev === _win[++scan]) {\n strend = s.strstart + MAX_MATCH$1;\n do {\n /*jshint noempty:false*/\n } while (prev === _win[++scan] && prev === _win[++scan] &&\n prev === _win[++scan] && prev === _win[++scan] &&\n prev === _win[++scan] && prev === _win[++scan] &&\n prev === _win[++scan] && prev === _win[++scan] &&\n scan < strend);\n s.match_length = MAX_MATCH$1 - (strend - scan);\n if (s.match_length > s.lookahead) {\n s.match_length = s.lookahead;\n }\n }\n //Assert(scan <= s->window+(uInt)(s->window_size-1), \"wild scan\");\n }\n\n /* Emit match if have run of MIN_MATCH or longer, else emit literal */\n if (s.match_length >= MIN_MATCH$1) {\n //check_match(s, s.strstart, s.strstart - 1, s.match_length);\n\n /*** _tr_tally_dist(s, 1, s.match_length - MIN_MATCH, bflush); ***/\n bflush = _tr_tally(s, 1, s.match_length - MIN_MATCH$1);\n\n s.lookahead -= s.match_length;\n s.strstart += s.match_length;\n s.match_length = 0;\n } else {\n /* No match, output a literal byte */\n //Tracevv((stderr,\"%c\", s->window[s->strstart]));\n /*** _tr_tally_lit(s, s.window[s.strstart], bflush); ***/\n bflush = _tr_tally(s, 0, s.window[s.strstart]);\n\n s.lookahead--;\n s.strstart++;\n }\n if (bflush) {\n /*** FLUSH_BLOCK(s, 0); ***/\n flush_block_only(s, false);\n if (s.strm.avail_out === 0) {\n return BS_NEED_MORE;\n }\n /***/\n }\n }\n s.insert = 0;\n if (flush === Z_FINISH) {\n /*** FLUSH_BLOCK(s, 1); ***/\n flush_block_only(s, true);\n if (s.strm.avail_out === 0) {\n return BS_FINISH_STARTED;\n }\n /***/\n return BS_FINISH_DONE;\n }\n if (s.last_lit) {\n /*** FLUSH_BLOCK(s, 0); ***/\n flush_block_only(s, false);\n if (s.strm.avail_out === 0) {\n return BS_NEED_MORE;\n }\n /***/\n }\n return BS_BLOCK_DONE;\n }\n\n /* ===========================================================================\n * For Z_HUFFMAN_ONLY, do not look for matches. Do not maintain a hash table.\n * (It will be regenerated if this run of deflate switches away from Huffman.)\n */\n function deflate_huff(s, flush) {\n var bflush; /* set if current block must be flushed */\n\n for (;;) {\n /* Make sure that we have a literal to write. */\n if (s.lookahead === 0) {\n fill_window(s);\n if (s.lookahead === 0) {\n if (flush === Z_NO_FLUSH) {\n return BS_NEED_MORE;\n }\n break; /* flush the current block */\n }\n }\n\n /* Output a literal byte */\n s.match_length = 0;\n //Tracevv((stderr,\"%c\", s->window[s->strstart]));\n /*** _tr_tally_lit(s, s.window[s.strstart], bflush); ***/\n bflush = _tr_tally(s, 0, s.window[s.strstart]);\n s.lookahead--;\n s.strstart++;\n if (bflush) {\n /*** FLUSH_BLOCK(s, 0); ***/\n flush_block_only(s, false);\n if (s.strm.avail_out === 0) {\n return BS_NEED_MORE;\n }\n /***/\n }\n }\n s.insert = 0;\n if (flush === Z_FINISH) {\n /*** FLUSH_BLOCK(s, 1); ***/\n flush_block_only(s, true);\n if (s.strm.avail_out === 0) {\n return BS_FINISH_STARTED;\n }\n /***/\n return BS_FINISH_DONE;\n }\n if (s.last_lit) {\n /*** FLUSH_BLOCK(s, 0); ***/\n flush_block_only(s, false);\n if (s.strm.avail_out === 0) {\n return BS_NEED_MORE;\n }\n /***/\n }\n return BS_BLOCK_DONE;\n }\n\n /* Values for max_lazy_match, good_match and max_chain_length, depending on\n * the desired pack level (0..9). The values given below have been tuned to\n * exclude worst case performance for pathological files. Better values may be\n * found for specific files.\n */\n function Config(good_length, max_lazy, nice_length, max_chain, func) {\n this.good_length = good_length;\n this.max_lazy = max_lazy;\n this.nice_length = nice_length;\n this.max_chain = max_chain;\n this.func = func;\n }\n\n var configurationTable = function() {\n var table = [\n /* good lazy nice chain */\n new Config(0, 0, 0, 0, deflate_stored), /* 0 store only */\n new Config(4, 4, 8, 4, deflate_fast), /* 1 max speed, no lazy matches */\n new Config(4, 5, 16, 8, deflate_fast), /* 2 */\n new Config(4, 6, 32, 32, deflate_fast), /* 3 */\n \n new Config(4, 4, 16, 16, deflate_slow), /* 4 lazy matches */\n new Config(8, 16, 32, 32, deflate_slow), /* 5 */\n new Config(8, 16, 128, 128, deflate_slow), /* 6 */\n new Config(8, 32, 128, 256, deflate_slow), /* 7 */\n new Config(32, 128, 258, 1024, deflate_slow), /* 8 */\n new Config(32, 258, 258, 4096, deflate_slow) /* 9 max compression */\n ];\n\n configurationTable = function () { return table; };\n return table;\n };\n\n /* ===========================================================================\n * Initialize the \"longest match\" routines for a new zlib stream\n */\n function lm_init(s) {\n s.window_size = 2 * s.w_size;\n\n /*** CLEAR_HASH(s); ***/\n zero$1(s.head); // Fill with NIL (= 0);\n\n var table = configurationTable();\n /* Set the default configuration parameters:\n */\n s.max_lazy_match = table[s.level].max_lazy;\n s.good_match = table[s.level].good_length;\n s.nice_match = table[s.level].nice_length;\n s.max_chain_length = table[s.level].max_chain;\n\n s.strstart = 0;\n s.block_start = 0;\n s.lookahead = 0;\n s.insert = 0;\n s.match_length = s.prev_length = MIN_MATCH$1 - 1;\n s.match_available = 0;\n s.ins_h = 0;\n }\n\n\n function DeflateState() {\n this.strm = null; /* pointer back to this zlib stream */\n this.status = 0; /* as the name implies */\n this.pending_buf = null; /* output still pending */\n this.pending_buf_size = 0; /* size of pending_buf */\n this.pending_out = 0; /* next pending byte to output to the stream */\n this.pending = 0; /* nb of bytes in the pending buffer */\n this.wrap = 0; /* bit 0 true for zlib, bit 1 true for gzip */\n this.gzhead = null; /* gzip header information to write */\n this.gzindex = 0; /* where in extra, name, or comment */\n this.method = Z_DEFLATED; /* can only be DEFLATED */\n this.last_flush = -1; /* value of flush param for previous deflate call */\n\n this.w_size = 0; /* LZ77 window size (32K by default) */\n this.w_bits = 0; /* log2(w_size) (8..16) */\n this.w_mask = 0; /* w_size - 1 */\n\n this.window = null;\n /* Sliding window. Input bytes are read into the second half of the window,\n * and move to the first half later to keep a dictionary of at least wSize\n * bytes. With this organization, matches are limited to a distance of\n * wSize-MAX_MATCH bytes, but this ensures that IO is always\n * performed with a length multiple of the block size.\n */\n\n this.window_size = 0;\n /* Actual size of window: 2*wSize, except when the user input buffer\n * is directly used as sliding window.\n */\n\n this.prev = null;\n /* Link to older string with same hash index. To limit the size of this\n * array to 64K, this link is maintained only for the last 32K strings.\n * An index in this array is thus a window index modulo 32K.\n */\n\n this.head = null; /* Heads of the hash chains or NIL. */\n\n this.ins_h = 0; /* hash index of string to be inserted */\n this.hash_size = 0; /* number of elements in hash table */\n this.hash_bits = 0; /* log2(hash_size) */\n this.hash_mask = 0; /* hash_size-1 */\n\n this.hash_shift = 0;\n /* Number of bits by which ins_h must be shifted at each input\n * step. It must be such that after MIN_MATCH steps, the oldest\n * byte no longer takes part in the hash key, that is:\n * hash_shift * MIN_MATCH >= hash_bits\n */\n\n this.block_start = 0;\n /* Window position at the beginning of the current output block. Gets\n * negative when the window is moved backwards.\n */\n\n this.match_length = 0; /* length of best match */\n this.prev_match = 0; /* previous match */\n this.match_available = 0; /* set if previous match exists */\n this.strstart = 0; /* start of string to insert */\n this.match_start = 0; /* start of matching string */\n this.lookahead = 0; /* number of valid bytes ahead in window */\n\n this.prev_length = 0;\n /* Length of the best match at previous step. Matches not greater than this\n * are discarded. This is used in the lazy match evaluation.\n */\n\n this.max_chain_length = 0;\n /* To speed up deflation, hash chains are never searched beyond this\n * length. A higher limit improves compression ratio but degrades the\n * speed.\n */\n\n this.max_lazy_match = 0;\n /* Attempt to find a better match only when the current match is strictly\n * smaller than this value. This mechanism is used only for compression\n * levels >= 4.\n */\n // That's alias to max_lazy_match, don't use directly\n //this.max_insert_length = 0;\n /* Insert new strings in the hash table only if the match length is not\n * greater than this length. This saves time but degrades compression.\n * max_insert_length is used only for compression levels <= 3.\n */\n\n this.level = 0; /* compression level (1..9) */\n this.strategy = 0; /* favor or force Huffman coding*/\n\n this.good_match = 0;\n /* Use a faster search when the previous match is longer than this */\n\n this.nice_match = 0; /* Stop searching when current match exceeds this */\n\n /* used by trees.c: */\n\n /* Didn't use ct_data typedef below to suppress compiler warning */\n\n // struct ct_data_s dyn_ltree[HEAP_SIZE]; /* literal and length tree */\n // struct ct_data_s dyn_dtree[2*D_CODES+1]; /* distance tree */\n // struct ct_data_s bl_tree[2*BL_CODES+1]; /* Huffman tree for bit lengths */\n\n // Use flat array of DOUBLE size, with interleaved fata,\n // because JS does not support effective\n this.dyn_ltree = Buf16(HEAP_SIZE$1 * 2);\n this.dyn_dtree = Buf16((2 * D_CODES$1 + 1) * 2);\n this.bl_tree = Buf16((2 * BL_CODES$1 + 1) * 2);\n zero$1(this.dyn_ltree);\n zero$1(this.dyn_dtree);\n zero$1(this.bl_tree);\n\n this.l_desc = null; /* desc. for literal tree */\n this.d_desc = null; /* desc. for distance tree */\n this.bl_desc = null; /* desc. for bit length tree */\n\n //ush bl_count[MAX_BITS+1];\n this.bl_count = Buf16(MAX_BITS$1 + 1);\n /* number of codes at each bit length for an optimal tree */\n\n //int heap[2*L_CODES+1]; /* heap used to build the Huffman trees */\n this.heap = Buf16(2 * L_CODES$1 + 1); /* heap used to build the Huffman trees */\n zero$1(this.heap);\n\n this.heap_len = 0; /* number of elements in the heap */\n this.heap_max = 0; /* element of largest frequency */\n /* The sons of heap[n] are heap[2*n] and heap[2*n+1]. heap[0] is not used.\n * The same heap array is used to build all trees.\n */\n\n this.depth = Buf16(2 * L_CODES$1 + 1); //uch depth[2*L_CODES+1];\n zero$1(this.depth);\n /* Depth of each subtree used as tie breaker for trees of equal frequency\n */\n\n this.l_buf = 0; /* buffer index for literals or lengths */\n\n this.lit_bufsize = 0;\n /* Size of match buffer for literals/lengths. There are 4 reasons for\n * limiting lit_bufsize to 64K:\n * - frequencies can be kept in 16 bit counters\n * - if compression is not successful for the first block, all input\n * data is still in the window so we can still emit a stored block even\n * when input comes from standard input. (This can also be done for\n * all blocks if lit_bufsize is not greater than 32K.)\n * - if compression is not successful for a file smaller than 64K, we can\n * even emit a stored file instead of a stored block (saving 5 bytes).\n * This is applicable only for zip (not gzip or zlib).\n * - creating new Huffman trees less frequently may not provide fast\n * adaptation to changes in the input data statistics. (Take for\n * example a binary file with poorly compressible code followed by\n * a highly compressible string table.) Smaller buffer sizes give\n * fast adaptation but have of course the overhead of transmitting\n * trees more frequently.\n * - I can't count above 4\n */\n\n this.last_lit = 0; /* running index in l_buf */\n\n this.d_buf = 0;\n /* Buffer index for distances. To simplify the code, d_buf and l_buf have\n * the same number of elements. To use different lengths, an extra flag\n * array would be necessary.\n */\n\n this.opt_len = 0; /* bit length of current block with optimal trees */\n this.static_len = 0; /* bit length of current block with static trees */\n this.matches = 0; /* number of string matches in current block */\n this.insert = 0; /* bytes at end of window left to insert */\n\n\n this.bi_buf = 0;\n /* Output buffer. bits are inserted starting at the bottom (least\n * significant bits).\n */\n this.bi_valid = 0;\n /* Number of valid bits in bi_buf. All bits above the last valid bit\n * are always zero.\n */\n\n // Used for window memory init. We safely ignore it for JS. That makes\n // sense only for pointers and memory check tools.\n //this.high_water = 0;\n /* High water mark offset in window for initialized bytes -- bytes above\n * this are set to zero in order to avoid memory check warnings when\n * longest match routines access bytes past the input. This is then\n * updated to the new high water mark.\n */\n }\n\n\n function deflateResetKeep(strm) {\n var s;\n\n if (!strm || !strm.state) {\n return err(strm, Z_STREAM_ERROR);\n }\n\n strm.total_in = strm.total_out = 0;\n strm.data_type = Z_UNKNOWN;\n\n s = strm.state;\n s.pending = 0;\n s.pending_out = 0;\n\n if (s.wrap < 0) {\n s.wrap = -s.wrap;\n /* was made negative by deflate(..., Z_FINISH); */\n }\n s.status = (s.wrap ? INIT_STATE : BUSY_STATE);\n strm.adler = (s.wrap === 2) ?\n 0 // crc32(0, Z_NULL, 0)\n :\n 1; // adler32(0, Z_NULL, 0)\n s.last_flush = Z_NO_FLUSH;\n _tr_init(s);\n return Z_OK;\n }\n\n\n function deflateReset(strm) {\n var ret = deflateResetKeep(strm);\n if (ret === Z_OK) {\n lm_init(strm.state);\n }\n return ret;\n }\n\n\n function deflateSetHeader(strm, head) {\n if (!strm || !strm.state) { return Z_STREAM_ERROR; }\n if (strm.state.wrap !== 2) { return Z_STREAM_ERROR; }\n strm.state.gzhead = head;\n return Z_OK;\n }\n\n\n function deflateInit2(strm, level, method, windowBits, memLevel, strategy) {\n if (!strm) { // === Z_NULL\n return Z_STREAM_ERROR;\n }\n var wrap = 1;\n\n if (level === Z_DEFAULT_COMPRESSION) {\n level = 6;\n }\n\n if (windowBits < 0) { /* suppress zlib wrapper */\n wrap = 0;\n windowBits = -windowBits;\n }\n\n else if (windowBits > 15) {\n wrap = 2; /* write gzip wrapper instead */\n windowBits -= 16;\n }\n\n\n if (memLevel < 1 || memLevel > MAX_MEM_LEVEL || method !== Z_DEFLATED ||\n windowBits < 8 || windowBits > 15 || level < 0 || level > 9 ||\n strategy < 0 || strategy > Z_FIXED) {\n return err(strm, Z_STREAM_ERROR);\n }\n\n\n if (windowBits === 8) {\n windowBits = 9;\n }\n /* until 256-byte window bug fixed */\n\n var s = new DeflateState();\n\n strm.state = s;\n s.strm = strm;\n\n s.wrap = wrap;\n s.gzhead = null;\n s.w_bits = windowBits;\n s.w_size = 1 << s.w_bits;\n s.w_mask = s.w_size - 1;\n\n s.hash_bits = memLevel + 7;\n s.hash_size = 1 << s.hash_bits;\n s.hash_mask = s.hash_size - 1;\n s.hash_shift = ~~((s.hash_bits + MIN_MATCH$1 - 1) / MIN_MATCH$1);\n\n s.window = Buf8(s.w_size * 2);\n s.head = Buf16(s.hash_size);\n s.prev = Buf16(s.w_size);\n\n // Don't need mem init magic for JS.\n //s.high_water = 0; /* nothing written to s->window yet */\n\n s.lit_bufsize = 1 << (memLevel + 6); /* 16K elements by default */\n\n s.pending_buf_size = s.lit_bufsize * 4;\n\n //overlay = (ushf *) ZALLOC(strm, s->lit_bufsize, sizeof(ush)+2);\n //s->pending_buf = (uchf *) overlay;\n s.pending_buf = Buf8(s.pending_buf_size);\n\n // It is offset from `s.pending_buf` (size is `s.lit_bufsize * 2`)\n //s->d_buf = overlay + s->lit_bufsize/sizeof(ush);\n s.d_buf = 1 * s.lit_bufsize;\n\n //s->l_buf = s->pending_buf + (1+sizeof(ush))*s->lit_bufsize;\n s.l_buf = (1 + 2) * s.lit_bufsize;\n\n s.level = level;\n s.strategy = strategy;\n s.method = method;\n\n return deflateReset(strm);\n }\n\n\n function deflate$1(strm, flush) {\n var old_flush, s;\n var beg, val; // for gzip header write only\n\n if (!strm || !strm.state ||\n flush > Z_BLOCK || flush < 0) {\n return strm ? err(strm, Z_STREAM_ERROR) : Z_STREAM_ERROR;\n }\n\n s = strm.state;\n\n if (!strm.output ||\n (!strm.input && strm.avail_in !== 0) ||\n (s.status === FINISH_STATE && flush !== Z_FINISH)) {\n return err(strm, (strm.avail_out === 0) ? Z_BUF_ERROR : Z_STREAM_ERROR);\n }\n\n s.strm = strm; /* just in case */\n old_flush = s.last_flush;\n s.last_flush = flush;\n\n /* Write the header */\n if (s.status === INIT_STATE) {\n\n if (s.wrap === 2) { // GZIP header\n strm.adler = 0; //crc32(0L, Z_NULL, 0);\n put_byte(s, 31);\n put_byte(s, 139);\n put_byte(s, 8);\n if (!s.gzhead) { // s->gzhead == Z_NULL\n put_byte(s, 0);\n put_byte(s, 0);\n put_byte(s, 0);\n put_byte(s, 0);\n put_byte(s, 0);\n put_byte(s, s.level === 9 ? 2 :\n (s.strategy >= Z_HUFFMAN_ONLY || s.level < 2 ?\n 4 : 0));\n put_byte(s, OS_CODE);\n s.status = BUSY_STATE;\n }\n else {\n put_byte(s, (s.gzhead.text ? 1 : 0) +\n (s.gzhead.hcrc ? 2 : 0) +\n (!s.gzhead.extra ? 0 : 4) +\n (!s.gzhead.name ? 0 : 8) +\n (!s.gzhead.comment ? 0 : 16)\n );\n put_byte(s, s.gzhead.time & 0xff);\n put_byte(s, (s.gzhead.time >> 8) & 0xff);\n put_byte(s, (s.gzhead.time >> 16) & 0xff);\n put_byte(s, (s.gzhead.time >> 24) & 0xff);\n put_byte(s, s.level === 9 ? 2 :\n (s.strategy >= Z_HUFFMAN_ONLY || s.level < 2 ?\n 4 : 0));\n put_byte(s, s.gzhead.os & 0xff);\n if (s.gzhead.extra && s.gzhead.extra.length) {\n put_byte(s, s.gzhead.extra.length & 0xff);\n put_byte(s, (s.gzhead.extra.length >> 8) & 0xff);\n }\n if (s.gzhead.hcrc) {\n strm.adler = crc32$1(strm.adler, s.pending_buf, s.pending, 0);\n }\n s.gzindex = 0;\n s.status = EXTRA_STATE;\n }\n }\n else // DEFLATE header\n {\n var header = (Z_DEFLATED + ((s.w_bits - 8) << 4)) << 8;\n var level_flags = -1;\n\n if (s.strategy >= Z_HUFFMAN_ONLY || s.level < 2) {\n level_flags = 0;\n } else if (s.level < 6) {\n level_flags = 1;\n } else if (s.level === 6) {\n level_flags = 2;\n } else {\n level_flags = 3;\n }\n header |= (level_flags << 6);\n if (s.strstart !== 0) { header |= PRESET_DICT; }\n header += 31 - (header % 31);\n\n s.status = BUSY_STATE;\n putShortMSB(s, header);\n\n /* Save the adler32 of the preset dictionary: */\n if (s.strstart !== 0) {\n putShortMSB(s, strm.adler >>> 16);\n putShortMSB(s, strm.adler & 0xffff);\n }\n strm.adler = 1; // adler32(0L, Z_NULL, 0);\n }\n }\n\n //#ifdef GZIP\n if (s.status === EXTRA_STATE) {\n if (s.gzhead.extra/* != Z_NULL*/) {\n beg = s.pending; /* start of bytes to update crc */\n\n while (s.gzindex < (s.gzhead.extra.length & 0xffff)) {\n if (s.pending === s.pending_buf_size) {\n if (s.gzhead.hcrc && s.pending > beg) {\n strm.adler = crc32$1(strm.adler, s.pending_buf, s.pending - beg, beg);\n }\n flush_pending(strm);\n beg = s.pending;\n if (s.pending === s.pending_buf_size) {\n break;\n }\n }\n put_byte(s, s.gzhead.extra[s.gzindex] & 0xff);\n s.gzindex++;\n }\n if (s.gzhead.hcrc && s.pending > beg) {\n strm.adler = crc32$1(strm.adler, s.pending_buf, s.pending - beg, beg);\n }\n if (s.gzindex === s.gzhead.extra.length) {\n s.gzindex = 0;\n s.status = NAME_STATE;\n }\n }\n else {\n s.status = NAME_STATE;\n }\n }\n if (s.status === NAME_STATE) {\n if (s.gzhead.name/* != Z_NULL*/) {\n beg = s.pending; /* start of bytes to update crc */\n //int val;\n\n do {\n if (s.pending === s.pending_buf_size) {\n if (s.gzhead.hcrc && s.pending > beg) {\n strm.adler = crc32$1(strm.adler, s.pending_buf, s.pending - beg, beg);\n }\n flush_pending(strm);\n beg = s.pending;\n if (s.pending === s.pending_buf_size) {\n val = 1;\n break;\n }\n }\n // JS specific: little magic to add zero terminator to end of string\n if (s.gzindex < s.gzhead.name.length) {\n val = s.gzhead.name.charCodeAt(s.gzindex++) & 0xff;\n } else {\n val = 0;\n }\n put_byte(s, val);\n } while (val !== 0);\n\n if (s.gzhead.hcrc && s.pending > beg) {\n strm.adler = crc32$1(strm.adler, s.pending_buf, s.pending - beg, beg);\n }\n if (val === 0) {\n s.gzindex = 0;\n s.status = COMMENT_STATE;\n }\n }\n else {\n s.status = COMMENT_STATE;\n }\n }\n if (s.status === COMMENT_STATE) {\n if (s.gzhead.comment/* != Z_NULL*/) {\n beg = s.pending; /* start of bytes to update crc */\n //int val;\n\n do {\n if (s.pending === s.pending_buf_size) {\n if (s.gzhead.hcrc && s.pending > beg) {\n strm.adler = crc32$1(strm.adler, s.pending_buf, s.pending - beg, beg);\n }\n flush_pending(strm);\n beg = s.pending;\n if (s.pending === s.pending_buf_size) {\n val = 1;\n break;\n }\n }\n // JS specific: little magic to add zero terminator to end of string\n if (s.gzindex < s.gzhead.comment.length) {\n val = s.gzhead.comment.charCodeAt(s.gzindex++) & 0xff;\n } else {\n val = 0;\n }\n put_byte(s, val);\n } while (val !== 0);\n\n if (s.gzhead.hcrc && s.pending > beg) {\n strm.adler = crc32$1(strm.adler, s.pending_buf, s.pending - beg, beg);\n }\n if (val === 0) {\n s.status = HCRC_STATE;\n }\n }\n else {\n s.status = HCRC_STATE;\n }\n }\n if (s.status === HCRC_STATE) {\n if (s.gzhead.hcrc) {\n if (s.pending + 2 > s.pending_buf_size) {\n flush_pending(strm);\n }\n if (s.pending + 2 <= s.pending_buf_size) {\n put_byte(s, strm.adler & 0xff);\n put_byte(s, (strm.adler >> 8) & 0xff);\n strm.adler = 0; //crc32(0L, Z_NULL, 0);\n s.status = BUSY_STATE;\n }\n }\n else {\n s.status = BUSY_STATE;\n }\n }\n //#endif\n\n /* Flush as much pending output as possible */\n if (s.pending !== 0) {\n flush_pending(strm);\n if (strm.avail_out === 0) {\n /* Since avail_out is 0, deflate will be called again with\n * more output space, but possibly with both pending and\n * avail_in equal to zero. There won't be anything to do,\n * but this is not an error situation so make sure we\n * return OK instead of BUF_ERROR at next call of deflate:\n */\n s.last_flush = -1;\n return Z_OK;\n }\n\n /* Make sure there is something to do and avoid duplicate consecutive\n * flushes. For repeated and useless calls with Z_FINISH, we keep\n * returning Z_STREAM_END instead of Z_BUF_ERROR.\n */\n } else if (strm.avail_in === 0 && rank(flush) <= rank(old_flush) &&\n flush !== Z_FINISH) {\n return err(strm, Z_BUF_ERROR);\n }\n\n /* User must not provide more input after the first FINISH: */\n if (s.status === FINISH_STATE && strm.avail_in !== 0) {\n return err(strm, Z_BUF_ERROR);\n }\n\n /* Start a new block or continue the current one.\n */\n if (strm.avail_in !== 0 || s.lookahead !== 0 ||\n (flush !== Z_NO_FLUSH && s.status !== FINISH_STATE)) {\n var bstate = (s.strategy === Z_HUFFMAN_ONLY) ? deflate_huff(s, flush) :\n (s.strategy === Z_RLE ? deflate_rle(s, flush) :\n configurationTable()[s.level].func(s, flush));\n\n if (bstate === BS_FINISH_STARTED || bstate === BS_FINISH_DONE) {\n s.status = FINISH_STATE;\n }\n if (bstate === BS_NEED_MORE || bstate === BS_FINISH_STARTED) {\n if (strm.avail_out === 0) {\n s.last_flush = -1;\n /* avoid BUF_ERROR next call, see above */\n }\n return Z_OK;\n /* If flush != Z_NO_FLUSH && avail_out == 0, the next call\n * of deflate should use the same flush parameter to make sure\n * that the flush is complete. So we don't have to output an\n * empty block here, this will be done at next call. This also\n * ensures that for a very small output buffer, we emit at most\n * one empty block.\n */\n }\n if (bstate === BS_BLOCK_DONE) {\n if (flush === Z_PARTIAL_FLUSH) {\n _tr_align(s);\n }\n else if (flush !== Z_BLOCK) { /* FULL_FLUSH or SYNC_FLUSH */\n\n _tr_stored_block(s, 0, 0, false);\n /* For a full flush, this empty block will be recognized\n * as a special marker by inflate_sync().\n */\n if (flush === Z_FULL_FLUSH) {\n /*** CLEAR_HASH(s); ***/ /* forget history */\n zero$1(s.head); // Fill with NIL (= 0);\n\n if (s.lookahead === 0) {\n s.strstart = 0;\n s.block_start = 0;\n s.insert = 0;\n }\n }\n }\n flush_pending(strm);\n if (strm.avail_out === 0) {\n s.last_flush = -1; /* avoid BUF_ERROR at next call, see above */\n return Z_OK;\n }\n }\n }\n //Assert(strm->avail_out > 0, \"bug2\");\n //if (strm.avail_out <= 0) { throw new Error(\"bug2\");}\n\n if (flush !== Z_FINISH) { return Z_OK; }\n if (s.wrap <= 0) { return Z_STREAM_END; }\n\n /* Write the trailer */\n if (s.wrap === 2) {\n put_byte(s, strm.adler & 0xff);\n put_byte(s, (strm.adler >> 8) & 0xff);\n put_byte(s, (strm.adler >> 16) & 0xff);\n put_byte(s, (strm.adler >> 24) & 0xff);\n put_byte(s, strm.total_in & 0xff);\n put_byte(s, (strm.total_in >> 8) & 0xff);\n put_byte(s, (strm.total_in >> 16) & 0xff);\n put_byte(s, (strm.total_in >> 24) & 0xff);\n }\n else\n {\n putShortMSB(s, strm.adler >>> 16);\n putShortMSB(s, strm.adler & 0xffff);\n }\n\n flush_pending(strm);\n /* If avail_out is zero, the application will call deflate again\n * to flush the rest.\n */\n if (s.wrap > 0) { s.wrap = -s.wrap; }\n /* write the trailer only once! */\n return s.pending !== 0 ? Z_OK : Z_STREAM_END;\n }\n\n function deflateEnd(strm) {\n var status;\n\n if (!strm/*== Z_NULL*/ || !strm.state/*== Z_NULL*/) {\n return Z_STREAM_ERROR;\n }\n\n status = strm.state.status;\n if (status !== INIT_STATE &&\n status !== EXTRA_STATE &&\n status !== NAME_STATE &&\n status !== COMMENT_STATE &&\n status !== HCRC_STATE &&\n status !== BUSY_STATE &&\n status !== FINISH_STATE\n ) {\n return err(strm, Z_STREAM_ERROR);\n }\n\n strm.state = null;\n\n return status === BUSY_STATE ? err(strm, Z_DATA_ERROR) : Z_OK;\n }\n\n\n /* =========================================================================\n * Initializes the compression dictionary from the given byte\n * sequence without producing any compressed output.\n */\n function deflateSetDictionary(strm, dictionary) {\n var dictLength = dictionary.length;\n\n var s;\n var str, n;\n var wrap;\n var avail;\n var next;\n var input;\n var tmpDict;\n\n if (!strm/*== Z_NULL*/ || !strm.state/*== Z_NULL*/) {\n return Z_STREAM_ERROR;\n }\n\n s = strm.state;\n wrap = s.wrap;\n\n if (wrap === 2 || (wrap === 1 && s.status !== INIT_STATE) || s.lookahead) {\n return Z_STREAM_ERROR;\n }\n\n /* when using zlib wrappers, compute Adler-32 for provided dictionary */\n if (wrap === 1) {\n /* adler32(strm->adler, dictionary, dictLength); */\n strm.adler = adler32(strm.adler, dictionary, dictLength, 0);\n }\n\n s.wrap = 0; /* avoid computing Adler-32 in read_buf */\n\n /* if dictionary would fill window, just replace the history */\n if (dictLength >= s.w_size) {\n if (wrap === 0) { /* already empty otherwise */\n /*** CLEAR_HASH(s); ***/\n zero$1(s.head); // Fill with NIL (= 0);\n s.strstart = 0;\n s.block_start = 0;\n s.insert = 0;\n }\n /* use the tail */\n // dictionary = dictionary.slice(dictLength - s.w_size);\n tmpDict = Buf8(s.w_size);\n arraySet(tmpDict, dictionary, dictLength - s.w_size, s.w_size, 0);\n dictionary = tmpDict;\n dictLength = s.w_size;\n }\n /* insert dictionary into window and hash */\n avail = strm.avail_in;\n next = strm.next_in;\n input = strm.input;\n strm.avail_in = dictLength;\n strm.next_in = 0;\n strm.input = dictionary;\n fill_window(s);\n while (s.lookahead >= MIN_MATCH$1) {\n str = s.strstart;\n n = s.lookahead - (MIN_MATCH$1 - 1);\n do {\n /* UPDATE_HASH(s, s->ins_h, s->window[str + MIN_MATCH-1]); */\n s.ins_h = ((s.ins_h << s.hash_shift) ^ s.window[str + MIN_MATCH$1 - 1]) & s.hash_mask;\n\n s.prev[str & s.w_mask] = s.head[s.ins_h];\n\n s.head[s.ins_h] = str;\n str++;\n } while (--n);\n s.strstart = str;\n s.lookahead = MIN_MATCH$1 - 1;\n fill_window(s);\n }\n s.strstart += s.lookahead;\n s.block_start = s.strstart;\n s.insert = s.lookahead;\n s.lookahead = 0;\n s.match_length = s.prev_length = MIN_MATCH$1 - 1;\n s.match_available = 0;\n strm.next_in = next;\n strm.input = input;\n strm.avail_in = avail;\n s.wrap = wrap;\n return Z_OK;\n }\n\n /* Not implemented\n exports.deflateBound = deflateBound;\n exports.deflateCopy = deflateCopy;\n exports.deflateParams = deflateParams;\n exports.deflatePending = deflatePending;\n exports.deflatePrime = deflatePrime;\n exports.deflateTune = deflateTune;\n */\n\n /* eslint-disable */\n\n var toString$1$1 = Object.prototype.toString;\n\n /**\n * class Deflate\n *\n * Generic JS-style wrapper for zlib calls. If you don't need\n * streaming behaviour - use more simple functions: [[deflate]],\n * [[deflateRaw]] and [[gzip]].\n **/\n\n /* internal\n * Deflate.chunks -> Array\n *\n * Chunks of output data, if [[Deflate#onData]] not overridden.\n **/\n\n /**\n * Deflate.result -> Uint8Array|Array\n *\n * Compressed result, generated by default [[Deflate#onData]]\n * and [[Deflate#onEnd]] handlers. Filled after you push last chunk\n * (call [[Deflate#push]] with `Z_FINISH` / `true` param) or if you\n * push a chunk with explicit flush (call [[Deflate#push]] with\n * `Z_SYNC_FLUSH` param).\n **/\n\n /**\n * Deflate.err -> Number\n *\n * Error code after deflate finished. 0 (Z_OK) on success.\n * You will not need it in real life, because deflate errors\n * are possible only on wrong options or bad `onData` / `onEnd`\n * custom handlers.\n **/\n\n /**\n * Deflate.msg -> String\n *\n * Error message, if [[Deflate.err]] != 0\n **/\n\n /**\n * new Deflate(options)\n * - options (Object): zlib deflate options.\n *\n * Creates new deflator instance with specified params. Throws exception\n * on bad params. Supported options:\n *\n * - `level`\n * - `windowBits`\n * - `memLevel`\n * - `strategy`\n * - `dictionary`\n *\n * [http://zlib.net/manual.html#Advanced](http://zlib.net/manual.html#Advanced)\n * for more information on these.\n *\n * Additional options, for internal needs:\n *\n * - `chunkSize` - size of generated data chunks (16K by default)\n * - `raw` (Boolean) - do raw deflate\n * - `gzip` (Boolean) - create gzip wrapper\n * - `to` (String) - if equal to 'string', then result will be \"binary string\"\n * (each char code [0..255])\n * - `header` (Object) - custom header for gzip\n * - `text` (Boolean) - true if compressed data believed to be text\n * - `time` (Number) - modification time, unix timestamp\n * - `os` (Number) - operation system code\n * - `extra` (Array) - array of bytes with extra data (max 65536)\n * - `name` (String) - file name (binary string)\n * - `comment` (String) - comment (binary string)\n * - `hcrc` (Boolean) - true if header crc should be added\n *\n * ##### Example:\n *\n * ```javascript\n * var pako = require('pako')\n * , chunk1 = Uint8Array([1,2,3,4,5,6,7,8,9])\n * , chunk2 = Uint8Array([10,11,12,13,14,15,16,17,18,19]);\n *\n * var deflate = new pako.Deflate({ level: 3});\n *\n * deflate.push(chunk1, false);\n * deflate.push(chunk2, true); // true -> last chunk\n *\n * if (deflate.err) { throw new Error(deflate.err); }\n *\n * console.log(deflate.result);\n * ```\n **/\n var Deflate = function Deflate(options) {\n this.options = assign({\n level: Z_DEFAULT_COMPRESSION,\n method: Z_DEFLATED,\n chunkSize: 16384,\n windowBits: 15,\n memLevel: 8,\n strategy: Z_DEFAULT_STRATEGY,\n to: ''\n }, options || {});\n\n var opt = this.options;\n\n if (opt.raw && (opt.windowBits > 0)) {\n opt.windowBits = -opt.windowBits;\n }\n\n else if (opt.gzip && (opt.windowBits > 0) && (opt.windowBits < 16)) {\n opt.windowBits += 16;\n }\n\n this.err = 0; // error code, if happens (0 = Z_OK)\n this.msg = ''; // error message\n this.ended= false;// used to avoid multiple onEnd() calls\n this.chunks = []; // chunks of compressed data\n\n this.strm = new ZStream();\n this.strm.avail_out = 0;\n\n var status = deflateInit2(\n this.strm,\n opt.level,\n opt.method,\n opt.windowBits,\n opt.memLevel,\n opt.strategy\n );\n\n if (status !== Z_OK) {\n throw new Error(msg[status]);\n }\n\n if (opt.header) {\n deflateSetHeader(this.strm, opt.header);\n }\n\n if (opt.dictionary) {\n var dict;\n // Convert data if needed\n if (typeof opt.dictionary === 'string') {\n // If we need to compress text, change encoding to utf8.\n dict = string2buf$1(opt.dictionary);\n } else if (toString$1$1.call(opt.dictionary) === '[object ArrayBuffer]') {\n dict = new Uint8Array(opt.dictionary);\n } else {\n dict = opt.dictionary;\n }\n\n status = deflateSetDictionary(this.strm, dict);\n\n if (status !== Z_OK) {\n throw new Error(msg[status]);\n }\n\n this._dict_set = true;\n }\n };\n\n /**\n * Deflate#push(data[, mode]) -> Boolean\n * - data (Uint8Array|Array|ArrayBuffer|String): input data. Strings will be\n * converted to utf8 byte sequence.\n * - mode (Number|Boolean): 0..6 for corresponding Z_NO_FLUSH..Z_TREE modes.\n * See constants. Skipped or `false` means Z_NO_FLUSH, `true` means Z_FINISH.\n *\n * Sends input data to deflate pipe, generating [[Deflate#onData]] calls with\n * new compressed chunks. Returns `true` on success. The last data block must have\n * mode Z_FINISH (or `true`). That will flush internal pending buffers and call\n * [[Deflate#onEnd]]. For interim explicit flushes (without ending the stream) you\n * can use mode Z_SYNC_FLUSH, keeping the compression context.\n *\n * On fail call [[Deflate#onEnd]] with error code and return false.\n *\n * We strongly recommend to use `Uint8Array` on input for best speed (output\n * array format is detected automatically). Also, don't skip last param and always\n * use the same type in your code (boolean or number). That will improve JS speed.\n *\n * For regular `Array`-s make sure all elements are [0..255].\n *\n * ##### Example\n *\n * ```javascript\n * push(chunk, false); // push one of data chunks\n * ...\n * push(chunk, true);// push last chunk\n * ```\n **/\n Deflate.prototype.push = function push (data, mode) {\n var strm = this.strm;\n var chunkSize = this.options.chunkSize;\n var status, _mode;\n\n if (this.ended) { return false; }\n\n _mode = (mode === ~~mode) ? mode : ((mode === true) ? Z_FINISH : Z_NO_FLUSH);\n\n // Convert data if needed\n if (typeof data === 'string') {\n // If we need to compress text, change encoding to utf8.\n strm.input = string2buf$1(data);\n } else if (toString$1$1.call(data) === '[object ArrayBuffer]') {\n strm.input = new Uint8Array(data);\n } else {\n strm.input = data;\n }\n\n strm.next_in = 0;\n strm.avail_in = strm.input.length;\n\n do {\n if (strm.avail_out === 0) {\n strm.output = Buf8(chunkSize);\n strm.next_out = 0;\n strm.avail_out = chunkSize;\n }\n status = deflate$1(strm, _mode); /* no bad return value */\n\n if (status !== Z_STREAM_END && status !== Z_OK) {\n this.onEnd(status);\n this.ended = true;\n return false;\n }\n if (strm.avail_out === 0 || (strm.avail_in === 0 && (_mode === Z_FINISH || _mode === Z_SYNC_FLUSH))) {\n if (this.options.to === 'string') {\n this.onData(buf2binstring(shrinkBuf(strm.output, strm.next_out)));\n } else {\n this.onData(shrinkBuf(strm.output, strm.next_out));\n }\n }\n } while ((strm.avail_in > 0 || strm.avail_out === 0) && status !== Z_STREAM_END);\n\n // Finalize on the last chunk.\n if (_mode === Z_FINISH) {\n status = deflateEnd(this.strm);\n this.onEnd(status);\n this.ended = true;\n return status === Z_OK;\n }\n\n // callback interim results if Z_SYNC_FLUSH.\n if (_mode === Z_SYNC_FLUSH) {\n this.onEnd(Z_OK);\n strm.avail_out = 0;\n return true;\n }\n\n return true;\n };\n\n\n /**\n * Deflate#onData(chunk) -> Void\n * - chunk (Uint8Array|Array|String): output data. Type of array depends\n * on js engine support. When string output requested, each chunk\n * will be string.\n *\n * By default, stores data blocks in `chunks[]` property and glue\n * those in `onEnd`. Override this handler, if you need another behaviour.\n **/\n Deflate.prototype.onData = function onData (chunk) {\n this.chunks.push(chunk);\n };\n\n\n /**\n * Deflate#onEnd(status) -> Void\n * - status (Number): deflate status. 0 (Z_OK) on success,\n * other if not.\n *\n * Called once after you tell deflate that the input stream is\n * complete (Z_FINISH) or should be flushed (Z_SYNC_FLUSH)\n * or if an error happened. By default - join collected chunks,\n * free memory and fill `results` / `err` properties.\n **/\n Deflate.prototype.onEnd = function onEnd (status) {\n // On success - join\n if (status === Z_OK) {\n if (this.options.to === 'string') {\n this.result = this.chunks.join('');\n } else {\n this.result = flattenChunks(this.chunks);\n }\n }\n this.chunks = [];\n this.err = status;\n this.msg = this.strm.msg;\n };\n\n\n /**\n * deflate(data[, options]) -> Uint8Array|Array|String\n * - data (Uint8Array|Array|String): input data to compress.\n * - options (Object): zlib deflate options.\n *\n * Compress `data` with deflate algorithm and `options`.\n *\n * Supported options are:\n *\n * - level\n * - windowBits\n * - memLevel\n * - strategy\n * - dictionary\n *\n * [http://zlib.net/manual.html#Advanced](http://zlib.net/manual.html#Advanced)\n * for more information on these.\n *\n * Sugar (options):\n *\n * - `raw` (Boolean) - say that we work with raw stream, if you don't wish to specify\n * negative windowBits implicitly.\n * - `to` (String) - if equal to 'string', then result will be \"binary string\"\n * (each char code [0..255])\n *\n * ##### Example:\n *\n * ```javascript\n * var pako = require('pako')\n * , data = Uint8Array([1,2,3,4,5,6,7,8,9]);\n *\n * console.log(pako.deflate(data));\n * ```\n **/\n function deflate$1$1(input, options) {\n var deflator = new Deflate(options);\n\n deflator.push(input, true);\n\n // That will never happens, if you don't cheat with options :)\n if (deflator.err) { throw deflator.msg || msg[deflator.err]; }\n\n return deflator.result;\n }\n\n\n /**\n * deflateRaw(data[, options]) -> Uint8Array|Array|String\n * - data (Uint8Array|Array|String): input data to compress.\n * - options (Object): zlib deflate options.\n *\n * The same as [[deflate]], but creates raw data, without wrapper\n * (header and adler32 crc).\n **/\n function deflateRaw(input, options) {\n options = options || {};\n options.raw = true;\n return deflate$1$1(input, options);\n }\n\n\n /**\n * gzip(data[, options]) -> Uint8Array|Array|String\n * - data (Uint8Array|Array|String): input data to compress.\n * - options (Object): zlib deflate options.\n *\n * The same as [[deflate]], but create gzip wrapper instead of\n * deflate one.\n **/\n function gzip(input, options) {\n options = options || {};\n options.gzip = true;\n return deflate$1$1(input, options);\n }\n\n const __meta__$2D = {\n id: \"jszip-esm.cmn.chunk\",\n name: \"JszipEsmCmnChunk\",\n category: \"web\",\n description: \"A reusable outputed chunk of code\",\n depends: ['pako-esm.cmn.chunk'],\n hidden: true,\n chunk: true\n };\n\n\n\n /**\n * Let the user use/change some implementations.\n */\n var external = {\n Promise: Promise\n };\n\n var support$3 = {\n base64: true,\n array: true,\n string: true,\n nodebuffer: false,\n nodestream: false,\n\n get arraybuffer() {\n return typeof ArrayBuffer !== \"undefined\" && typeof Uint8Array !== \"undefined\";\n },\n\n // Returns true if JSZip can read/generate Uint8Array, false otherwise.\n get uint8array() {\n return typeof Uint8Array !== \"undefined\";\n },\n\n get blob() {\n return blob();\n }\n };\n\n var blob = function() {\n var supported;\n\n if (typeof ArrayBuffer === \"undefined\") {\n supported = false;\n } else {\n var buffer = new ArrayBuffer(0);\n try {\n supported = new Blob([ buffer ], {\n type: \"application/zip\"\n }).size === 0;\n } catch (e) {\n supported = false;\n }\n }\n\n blob = function () { return supported; };\n return supported;\n };\n\n /* eslint-disable */\n\n // private property\n var _keyStr = \"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=\";\n\n // public method for encoding\n var encode = function(input) {\n var output = [];\n var chr1, chr2, chr3, enc1, enc2, enc3, enc4;\n var i = 0, len = input.length, remainingBytes = len;\n\n var isArray = typeof input !== \"string\";\n while (i < input.length) {\n remainingBytes = len - i;\n\n if (!isArray) {\n chr1 = input.charCodeAt(i++);\n chr2 = i < len ? input.charCodeAt(i++) : 0;\n chr3 = i < len ? input.charCodeAt(i++) : 0;\n } else {\n chr1 = input[i++];\n chr2 = i < len ? input[i++] : 0;\n chr3 = i < len ? input[i++] : 0;\n }\n\n enc1 = chr1 >> 2;\n enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);\n enc3 = remainingBytes > 1 ? (((chr2 & 15) << 2) | (chr3 >> 6)) : 64;\n enc4 = remainingBytes > 2 ? (chr3 & 63) : 64;\n\n output.push(_keyStr.charAt(enc1) + _keyStr.charAt(enc2) + _keyStr.charAt(enc3) + _keyStr.charAt(enc4));\n\n }\n\n return output.join(\"\");\n };\n\n // public method for decoding\n var decode = function(input) {\n var chr1, chr2, chr3;\n var enc1, enc2, enc3, enc4;\n var i = 0, resultIndex = 0;\n\n var dataUrlPrefix = \"data:\";\n\n if (input.substr(0, dataUrlPrefix.length) === dataUrlPrefix) {\n // This is a common error: people give a data url\n // (data:image/png;base64,iVBOR...) with a {base64: true} and\n // wonders why things don't work.\n // We can detect that the string input looks like a data url but we\n // *can't* be sure it is one: removing everything up to the comma would\n // be too dangerous.\n throw new Error(\"Invalid base64 input, it looks like a data url.\");\n }\n\n input = input.replace(/[^A-Za-z0-9\\+\\/\\=]/g, \"\");\n\n var totalLength = input.length * 3 / 4;\n if(input.charAt(input.length - 1) === _keyStr.charAt(64)) {\n totalLength--;\n }\n if(input.charAt(input.length - 2) === _keyStr.charAt(64)) {\n totalLength--;\n }\n if (totalLength % 1 !== 0) {\n // totalLength is not an integer, the length does not match a valid\n // base64 content. That can happen if:\n // - the input is not a base64 content\n // - the input is *almost* a base64 content, with a extra chars at the\n // beginning or at the end\n // - the input uses a base64 letiant (base64url for example)\n throw new Error(\"Invalid base64 input, bad content length.\");\n }\n var output;\n if (support$3.uint8array) {\n output = new Uint8Array(totalLength|0);\n } else {\n output = new Array(totalLength|0);\n }\n\n while (i < input.length) {\n\n enc1 = _keyStr.indexOf(input.charAt(i++));\n enc2 = _keyStr.indexOf(input.charAt(i++));\n enc3 = _keyStr.indexOf(input.charAt(i++));\n enc4 = _keyStr.indexOf(input.charAt(i++));\n\n chr1 = (enc1 << 2) | (enc2 >> 4);\n chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);\n chr3 = ((enc3 & 3) << 6) | enc4;\n\n output[resultIndex++] = chr1;\n\n if (enc3 !== 64) {\n output[resultIndex++] = chr2;\n }\n if (enc4 !== 64) {\n output[resultIndex++] = chr3;\n }\n\n }\n\n return output;\n };\n\n /* eslint-disable */\n\n /**\n * Convert a string that pass as a \"binary string\": it should represent a byte\n * array but may have > 255 char codes. Be sure to take only the first byte\n * and returns the byte array.\n * @param {String} str the string to transform.\n * @return {Array|Uint8Array} the string in a binary format.\n */\n function string2binary(str) {\n var result = null;\n if (support$3.uint8array) {\n result = new Uint8Array(str.length);\n } else {\n result = new Array(str.length);\n }\n return stringToArrayLike(str, result);\n }\n\n /**\n * Create a new blob with the given content and the given type.\n * @param {String|ArrayBuffer} part the content to put in the blob. DO NOT use\n * an Uint8Array because the stock browser of android 4 won't accept it (it\n * will be silently converted to a string, \"[object Uint8Array]\").\n *\n * Use only ONE part to build the blob to avoid a memory leak in IE11 / Edge:\n * when a large amount of Array is used to create the Blob, the amount of\n * memory consumed is nearly 100 times the original data amount.\n *\n * @param {String} type the mime type of the blob.\n * @return {Blob} the created blob.\n */\n var newBlob = function(part, type) {\n checkSupport(\"blob\");\n\n // Blob constructor\n return new Blob([part], {\n type: type\n });\n };\n\n /**\n * The identity function.\n * @param {Object} input the input.\n * @return {Object} the same input.\n */\n function identity$4(input) {\n return input;\n }\n\n /**\n * Fill in an array with a string.\n * @param {String} str the string to use.\n * @param {Array|ArrayBuffer|Uint8Array|Buffer} array the array to fill in (will be mutated).\n * @return {Array|ArrayBuffer|Uint8Array|Buffer} the updated array.\n */\n function stringToArrayLike(str, array) {\n for (var i = 0; i < str.length; ++i) {\n array[i] = str.charCodeAt(i) & 0xFF;\n }\n return array;\n }\n\n /**\n * Transform an array of int into a string, chunk by chunk.\n * See the performances notes on arrayLikeToString.\n * @param {Array|ArrayBuffer|Uint8Array|Buffer} array the array to transform.\n * @param {String} type the type of the array.\n * @param {Integer} chunk the chunk size.\n * @return {String} the resulting string.\n * @throws Error if the chunk is too big for the stack.\n */\n function stringifyByChunk(array, type, chunk) {\n var result = [], k = 0, len = array.length;\n // shortcut\n if (len <= chunk) {\n return String.fromCharCode.apply(null, array);\n }\n while (k < len) {\n if (type === \"array\") {\n result.push(String.fromCharCode.apply(null, array.slice(k, Math.min(k + chunk, len))));\n }\n else {\n result.push(String.fromCharCode.apply(null, array.subarray(k, Math.min(k + chunk, len))));\n }\n k += chunk;\n }\n return result.join(\"\");\n }\n\n /**\n * Call String.fromCharCode on every item in the array.\n * This is the naive implementation, which generate A LOT of intermediate string.\n * This should be used when everything else fail.\n * @param {Array|ArrayBuffer|Uint8Array|Buffer} array the array to transform.\n * @return {String} the result.\n */\n function stringifyByChar(array) {\n var resultStr = \"\";\n for(var i = 0; i < array.length; i++) {\n resultStr += String.fromCharCode(array[i]);\n }\n return resultStr;\n }\n\n /**\n * true if the browser accepts to use String.fromCharCode on Uint8Array\n */\n var fromCharCodeSupportsTypedArrays = function () {\n var supported;\n try {\n supported = support$3.uint8array && String.fromCharCode.apply(null, new Uint8Array(1)).length === 1;\n } catch (e) {\n supported = false;\n }\n\n fromCharCodeSupportsTypedArrays = function () { return supported; };\n return supported;\n };\n\n /**\n * Transform an array-like object to a string.\n * @param {Array|ArrayBuffer|Uint8Array|Buffer} array the array to transform.\n * @return {String} the result.\n */\n function arrayLikeToString(array) {\n // Performances notes :\n // --------------------\n // String.fromCharCode.apply(null, array) is the fastest, see\n // see http://jsperf.com/converting-a-uint8array-to-a-string/2\n // but the stack is limited (and we can get huge arrays !).\n //\n // result += String.fromCharCode(array[i]); generate too many strings !\n //\n // This code is inspired by http://jsperf.com/arraybuffer-to-string-apply-performance/2\n // TODO : we now have workers that split the work. Do we still need that ?\n var chunk = 65536,\n type = getTypeOf(array),\n canUseApply = true;\n if (type === \"uint8array\") {\n canUseApply = fromCharCodeSupportsTypedArrays();\n }\n\n if (canUseApply) {\n while (chunk > 1) {\n try {\n return stringifyByChunk(array, type, chunk);\n } catch (e) {\n chunk = Math.floor(chunk / 2);\n }\n }\n }\n\n // no apply or chunk error : slow and painful algorithm\n // default browser on android 4.*\n return stringifyByChar(array);\n }\n\n var applyFromCharCode = arrayLikeToString;\n\n\n /**\n * Copy the data from an array-like to an other array-like.\n * @param {Array|ArrayBuffer|Uint8Array|Buffer} arrayFrom the origin array.\n * @param {Array|ArrayBuffer|Uint8Array|Buffer} arrayTo the destination array which will be mutated.\n * @return {Array|ArrayBuffer|Uint8Array|Buffer} the updated destination array.\n */\n function arrayLikeToArrayLike(arrayFrom, arrayTo) {\n for (var i = 0; i < arrayFrom.length; i++) {\n arrayTo[i] = arrayFrom[i];\n }\n return arrayTo;\n }\n\n // a matrix containing functions to transform everything into everything.\n var transform$1 = {\n // string to ?\n \"string\": {\n \"string\": identity$4,\n \"array\": function(input) {\n return stringToArrayLike(input, new Array(input.length));\n },\n \"arraybuffer\": function(input) {\n return transform$1[\"string\"][\"uint8array\"](input).buffer;\n },\n \"uint8array\": function(input) {\n return stringToArrayLike(input, new Uint8Array(input.length));\n }\n },\n\n // array to ?\n \"array\": {\n \"string\": arrayLikeToString,\n \"array\": identity$4,\n \"arraybuffer\": function(input) {\n return (new Uint8Array(input)).buffer;\n },\n \"uint8array\": function(input) {\n return new Uint8Array(input);\n }\n },\n\n // arraybuffer to ?\n \"arraybuffer\": {\n \"string\": function(input) {\n return arrayLikeToString(new Uint8Array(input));\n },\n \"array\": function(input) {\n return arrayLikeToArrayLike(new Uint8Array(input), new Array(input.byteLength));\n },\n \"arraybuffer\": identity$4,\n \"uint8array\": function(input) {\n return new Uint8Array(input);\n }\n },\n\n // uint8array to ?\n \"uint8array\": {\n \"string\": arrayLikeToString,\n \"array\": function(input) {\n return arrayLikeToArrayLike(input, new Array(input.length));\n },\n \"arraybuffer\": function(input) {\n return input.buffer;\n },\n \"uint8array\": identity$4\n }\n };\n\n /**\n * Transform an input into any type.\n * The supported output type are : string, array, uint8array, arraybuffer.\n * If no output type is specified, the unmodified input will be returned.\n * @param {String} outputType the output type.\n * @param {String|Array|ArrayBuffer|Uint8Array|Buffer} input the input to convert.\n * @throws {Error} an Error if the browser doesn't support the requested output type.\n */\n var transformTo = function(outputType, input) {\n if (!input) {\n // undefined, null, etc\n // an empty string won't harm.\n input = \"\";\n }\n if (!outputType) {\n return input;\n }\n checkSupport(outputType);\n var inputType = getTypeOf(input);\n var result = transform$1[inputType][outputType](input);\n return result;\n };\n\n /**\n * Return the type of the input.\n * The type will be in a format valid for JSZip.utils.transformTo : string, array, uint8array, arraybuffer.\n * @param {Object} input the input to identify.\n * @return {String} the (lowercase) type of the input.\n */\n var getTypeOf = function(input) {\n if (typeof input === \"string\") {\n return \"string\";\n }\n if (Object.prototype.toString.call(input) === \"[object Array]\") {\n return \"array\";\n }\n if (support$3.uint8array && input instanceof Uint8Array) {\n return \"uint8array\";\n }\n if (support$3.arraybuffer && input instanceof ArrayBuffer) {\n return \"arraybuffer\";\n }\n };\n\n /**\n * Throw an exception if the type is not supported.\n * @param {String} type the type to check.\n * @throws {Error} an Error if the browser doesn't support the requested type.\n */\n var checkSupport = function(type) {\n var supported = support$3[type.toLowerCase()];\n if (!supported) {\n throw new Error(type + \" is not supported by this platform\");\n }\n };\n\n var MAX_VALUE_16BITS = 65535;\n var MAX_VALUE_32BITS = -1; // well, \"\\xFF\\xFF\\xFF\\xFF\\xFF\\xFF\\xFF\\xFF\" is parsed as -1\n\n /**\n * Prettify a string read as binary.\n * @param {string} str the string to prettify.\n * @return {string} a pretty string.\n */\n var pretty = function(str) {\n var res = '',\n code, i;\n for (i = 0; i < (str || \"\").length; i++) {\n code = str.charCodeAt(i);\n res += '\\\\x' + (code < 16 ? \"0\" : \"\") + code.toString(16).toUpperCase();\n }\n return res;\n };\n\n /**\n * Defer the call of a function.\n * @param {Function} callback the function to call asynchronously.\n * @param {Array} args the arguments to give to the callback.\n */\n var delay = function(callback, args, self) {\n setTimeout(function() {\n callback.apply(self || null, args || []);\n }, 0);\n };\n\n /**\n * Merge the objects passed as parameters into a new one.\n * @private\n * @param {...Object} var_args All objects to merge.\n * @return {Object} a new object with the data of the others.\n */\n var extend$h = function() {\n var arguments$1 = arguments;\n\n var result = {}, i, attr;\n for (i = 0; i < arguments.length; i++) { // arguments is not enumerable in some browsers\n for (attr in arguments[i]) {\n if (Object.hasOwnProperty.call(arguments$1[i], attr) && typeof result[attr] === \"undefined\") {\n result[attr] = arguments$1[i][attr];\n }\n }\n }\n return result;\n };\n\n /**\n * Transform arbitrary content into a Promise.\n * @param {String} name a name for the content being processed.\n * @param {Object} inputData the content to process.\n * @param {Boolean} isBinary true if the content is not an unicode string\n * @param {Boolean} isOptimizedBinaryString true if the string content only has one byte per character.\n * @param {Boolean} isBase64 true if the string content is encoded with base64.\n * @return {Promise} a promise in a format usable by JSZip.\n */\n var prepareContent = function(name, inputData, isBinary, isOptimizedBinaryString, isBase64) {\n\n // if inputData is already a promise, this flatten it.\n var promise = external.Promise.resolve(inputData).then(function(data) {\n\n\n var isBlob = support$3.blob && (data instanceof Blob || ['[object File]', '[object Blob]'].indexOf(Object.prototype.toString.call(data)) !== -1);\n\n if (isBlob && typeof FileReader !== \"undefined\") {\n return new external.Promise(function (resolve, reject) {\n var reader = new FileReader();\n\n reader.onload = function(e) {\n resolve(e.target.result);\n };\n reader.onerror = function(e) {\n reject(e.target.error);\n };\n reader.readAsArrayBuffer(data);\n });\n } else {\n return data;\n }\n });\n\n return promise.then(function(data) {\n var dataType = getTypeOf(data);\n\n if (!dataType) {\n return external.Promise.reject(\n new Error(\"Can't read the data of '\" + name + \"'. Is it \" +\n \"in a supported JavaScript type (String, Blob, ArrayBuffer, etc) ?\")\n );\n }\n // special case : it's way easier to work with Uint8Array than with ArrayBuffer\n if (dataType === \"arraybuffer\") {\n data = transformTo(\"uint8array\", data);\n } else if (dataType === \"string\") {\n if (isBase64) {\n data = decode(data);\n }\n else if (isBinary) {\n // optimizedBinaryString === true means that the file has already been filtered with a 0xFF mask\n if (isOptimizedBinaryString !== true) {\n // this is a string, not in a base64 format.\n // Be sure that this is a correct \"binary string\"\n data = string2binary(data);\n }\n }\n }\n return data;\n });\n };\n\n /* eslint-disable */\n\n /**\n * A worker that does nothing but passing chunks to the next one. This is like\n * a nodejs stream but with some differences. On the good side :\n * - it works on IE 6-9 without any issue / polyfill\n * - it weights less than the full dependencies bundled with browserify\n * - it forwards errors (no need to declare an error handler EVERYWHERE)\n *\n * A chunk is an object with 2 attributes : `meta` and `data`. The former is an\n * object containing anything (`percent` for example), see each worker for more\n * details. The latter is the real data (String, Uint8Array, etc).\n *\n * @constructor\n * @param {String} name the name of the stream (mainly used for debugging purposes)\n */\n var GenericWorker = function GenericWorker(name) {\n // the name of the worker\n this.name = name || \"default\";\n // an object containing metadata about the workers chain\n this.streamInfo = {};\n // an error which happened when the worker was paused\n this.generatedError = null;\n // an object containing metadata to be merged by this worker into the general metadata\n this.extraStreamInfo = {};\n // true if the stream is paused (and should not do anything), false otherwise\n this.isPaused = true;\n // true if the stream is finished (and should not do anything), false otherwise\n this.isFinished = false;\n // true if the stream is locked to prevent further structure updates (pipe), false otherwise\n this.isLocked = false;\n // the event listeners\n this._listeners = {\n 'data':[],\n 'end':[],\n 'error':[]\n };\n // the previous worker, if any\n this.previous = null;\n };\n\n /**\n * Push a chunk to the next workers.\n * @param {Object} chunk the chunk to push\n */\n GenericWorker.prototype.push = function push (chunk) {\n this.emit(\"data\", chunk);\n };\n\n /**\n * End the stream.\n * @return {Boolean} true if this call ended the worker, false otherwise.\n */\n GenericWorker.prototype.end = function end () {\n if (this.isFinished) {\n return false;\n }\n\n this.flush();\n try {\n this.emit(\"end\");\n this.cleanUp();\n this.isFinished = true;\n } catch (e) {\n this.emit(\"error\", e);\n }\n return true;\n };\n\n /**\n * End the stream with an error.\n * @param {Error} e the error which caused the premature end.\n * @return {Boolean} true if this call ended the worker with an error, false otherwise.\n */\n GenericWorker.prototype.error = function error (e) {\n if (this.isFinished) {\n return false;\n }\n\n if(this.isPaused) {\n this.generatedError = e;\n } else {\n this.isFinished = true;\n\n this.emit(\"error\", e);\n\n // in the workers chain exploded in the middle of the chain,\n // the error event will go downward but we also need to notify\n // workers upward that there has been an error.\n if(this.previous) {\n this.previous.error(e);\n }\n\n this.cleanUp();\n }\n return true;\n };\n\n /**\n * Add a callback on an event.\n * @param {String} name the name of the event (data, end, error)\n * @param {Function} listener the function to call when the event is triggered\n * @return {GenericWorker} the current object for chainability\n */\n GenericWorker.prototype.on = function on (name, listener) {\n this._listeners[name].push(listener);\n return this;\n };\n\n /**\n * Clean any references when a worker is ending.\n */\n GenericWorker.prototype.cleanUp = function cleanUp () {\n this.streamInfo = this.generatedError = this.extraStreamInfo = null;\n this._listeners = [];\n };\n\n /**\n * Trigger an event. This will call registered callback with the provided arg.\n * @param {String} name the name of the event (data, end, error)\n * @param {Object} arg the argument to call the callback with.\n */\n GenericWorker.prototype.emit = function emit (name, arg) {\n if (this._listeners[name]) {\n for(var i = 0; i < this._listeners[name].length; i++) {\n this._listeners[name][i].call(this, arg);\n }\n }\n };\n\n /**\n * Chain a worker with an other.\n * @param {Worker} next the worker receiving events from the current one.\n * @return {worker} the next worker for chainability\n */\n GenericWorker.prototype.pipe = function pipe (next) {\n return next.registerPrevious(this);\n };\n\n /**\n * Same as `pipe` in the other direction.\n * Using an API with `pipe(next)` is very easy.\n * Implementing the API with the point of view of the next one registering\n * a source is easier, see the ZipFileWorker.\n * @param {Worker} previous the previous worker, sending events to this one\n * @return {Worker} the current worker for chainability\n */\n GenericWorker.prototype.registerPrevious = function registerPrevious (previous) {\n if (this.isLocked) {\n throw new Error(\"The stream '\" + this + \"' has already been used.\");\n }\n\n // sharing the streamInfo...\n this.streamInfo = previous.streamInfo;\n // ... and adding our own bits\n this.mergeStreamInfo();\n this.previous = previous;\n var self = this;\n previous.on('data', function (chunk) {\n self.processChunk(chunk);\n });\n previous.on('end', function () {\n self.end();\n });\n previous.on('error', function (e) {\n self.error(e);\n });\n return this;\n };\n\n /**\n * Pause the stream so it doesn't send events anymore.\n * @return {Boolean} true if this call paused the worker, false otherwise.\n */\n GenericWorker.prototype.pause = function pause () {\n if(this.isPaused || this.isFinished) {\n return false;\n }\n this.isPaused = true;\n\n if(this.previous) {\n this.previous.pause();\n }\n return true;\n };\n\n /**\n * Resume a paused stream.\n * @return {Boolean} true if this call resumed the worker, false otherwise.\n */\n GenericWorker.prototype.resume = function resume () {\n if(!this.isPaused || this.isFinished) {\n return false;\n }\n this.isPaused = false;\n\n // if true, the worker tried to resume but failed\n var withError = false;\n if(this.generatedError) {\n this.error(this.generatedError);\n withError = true;\n }\n if(this.previous) {\n this.previous.resume();\n }\n\n return !withError;\n };\n\n /**\n * Flush any remaining bytes as the stream is ending.\n */\n GenericWorker.prototype.flush = function flush () {};\n\n /**\n * Process a chunk. This is usually the method overridden.\n * @param {Object} chunk the chunk to process.\n */\n GenericWorker.prototype.processChunk = function processChunk (chunk) {\n this.push(chunk);\n };\n\n /**\n * Add a key/value to be added in the workers chain streamInfo once activated.\n * @param {String} key the key to use\n * @param {Object} value the associated value\n * @return {Worker} the current worker for chainability\n */\n GenericWorker.prototype.withStreamInfo = function withStreamInfo (key, value) {\n this.extraStreamInfo[key] = value;\n this.mergeStreamInfo();\n return this;\n };\n\n /**\n * Merge this worker's streamInfo into the chain's streamInfo.\n */\n GenericWorker.prototype.mergeStreamInfo = function mergeStreamInfo () {\n for(var key in this.extraStreamInfo) {\n if (!this.extraStreamInfo.hasOwnProperty(key)) {\n continue;\n }\n this.streamInfo[key] = this.extraStreamInfo[key];\n }\n };\n\n /**\n * Lock the stream to prevent further updates on the workers chain.\n * After calling this method, all calls to pipe will fail.\n */\n GenericWorker.prototype.lock = function lock () {\n if (this.isLocked) {\n throw new Error(\"The stream '\" + this + \"' has already been used.\");\n }\n this.isLocked = true;\n if (this.previous) {\n this.previous.lock();\n }\n };\n\n /**\n *\n * Pretty print the workers chain.\n */\n GenericWorker.prototype.toString = function toString () {\n var me = \"Worker \" + this.name;\n if (this.previous) {\n return this.previous + \" -> \" + me;\n } else {\n return me;\n }\n };\n\n /* eslint-disable */\n\n /**\n * The following functions come from pako, from pako/lib/utils/strings\n * released under the MIT license, see pako https://github.com/nodeca/pako/\n */\n\n // Returns the utf8 lengths (calculated by first byte of sequence)\n // Note, that 5 & 6-byte values and some 4-byte values can not be represented in JS,\n // because max possible codepoint is 0x10ffff\n var utf8len = function(c) {\n var _utf8len = new Array(256);\n for (var i = 0; i < 256; i++) {\n _utf8len[i] = (i >= 252 ? 6 : i >= 248 ? 5 : i >= 240 ? 4 : i >= 224 ? 3 : i >= 192 ? 2 : 1);\n }\n _utf8len[254] = _utf8len[254] = 1; // Invalid sequence start\n\n // Memoize table after first call\n utf8len = function(c) {\n return _utf8len[c];\n };\n\n return _utf8len[c];\n };\n\n // convert string to array (typed, when possible)\n var string2buf = function (str) {\n var buf, c, c2, m_pos, i, str_len = str.length, buf_len = 0;\n\n // count binary size\n for (m_pos = 0; m_pos < str_len; m_pos++) {\n c = str.charCodeAt(m_pos);\n if ((c & 0xfc00) === 0xd800 && (m_pos+1 < str_len)) {\n c2 = str.charCodeAt(m_pos+1);\n if ((c2 & 0xfc00) === 0xdc00) {\n c = 0x10000 + ((c - 0xd800) << 10) + (c2 - 0xdc00);\n m_pos++;\n }\n }\n buf_len += c < 0x80 ? 1 : c < 0x800 ? 2 : c < 0x10000 ? 3 : 4;\n }\n\n // allocate buffer\n if (support$3.uint8array) {\n buf = new Uint8Array(buf_len);\n } else {\n buf = new Array(buf_len);\n }\n\n // convert\n for (i=0, m_pos = 0; i < buf_len; m_pos++) {\n c = str.charCodeAt(m_pos);\n if ((c & 0xfc00) === 0xd800 && (m_pos+1 < str_len)) {\n c2 = str.charCodeAt(m_pos+1);\n if ((c2 & 0xfc00) === 0xdc00) {\n c = 0x10000 + ((c - 0xd800) << 10) + (c2 - 0xdc00);\n m_pos++;\n }\n }\n if (c < 0x80) {\n /* one byte */\n buf[i++] = c;\n } else if (c < 0x800) {\n /* two bytes */\n buf[i++] = 0xC0 | (c >>> 6);\n buf[i++] = 0x80 | (c & 0x3f);\n } else if (c < 0x10000) {\n /* three bytes */\n buf[i++] = 0xE0 | (c >>> 12);\n buf[i++] = 0x80 | (c >>> 6 & 0x3f);\n buf[i++] = 0x80 | (c & 0x3f);\n } else {\n /* four bytes */\n buf[i++] = 0xf0 | (c >>> 18);\n buf[i++] = 0x80 | (c >>> 12 & 0x3f);\n buf[i++] = 0x80 | (c >>> 6 & 0x3f);\n buf[i++] = 0x80 | (c & 0x3f);\n }\n }\n\n return buf;\n };\n\n // Calculate max possible position in utf8 buffer,\n // that will not break sequence. If that's not possible\n // - (very small limits) return max size as is.\n //\n // buf[] - utf8 bytes array\n // max - length limit (mandatory);\n var utf8border = function(buf, max) {\n var pos;\n\n max = max || buf.length;\n if (max > buf.length) { max = buf.length; }\n\n // go back from last position, until start of sequence found\n pos = max-1;\n while (pos >= 0 && (buf[pos] & 0xC0) === 0x80) { pos--; }\n\n // Fuckup - very small and broken sequence,\n // return max, because we should return something anyway.\n if (pos < 0) { return max; }\n\n // If we came to start of buffer - that means vuffer is too small,\n // return max too.\n if (pos === 0) { return max; }\n\n return (pos + utf8len(buf[pos]) > max) ? pos : max;\n };\n\n // convert array to string\n var buf2string = function (buf) {\n var i, out, c, c_len;\n var len = buf.length;\n\n // Reserve max possible length (2 words per char)\n // NB: by unknown reasons, Array is significantly faster for\n // String.fromCharCode.apply than Uint16Array.\n var utf16buf = new Array(len*2);\n\n for (out=0, i=0; i 4) { utf16buf[out++] = 0xfffd; i += c_len-1; continue; }\n\n // apply mask on first byte\n c &= c_len === 2 ? 0x1f : c_len === 3 ? 0x0f : 0x07;\n // join the rest\n while (c_len > 1 && i < len) {\n c = (c << 6) | (buf[i++] & 0x3f);\n c_len--;\n }\n\n // terminated by end of string?\n if (c_len > 1) { utf16buf[out++] = 0xfffd; continue; }\n\n if (c < 0x10000) {\n utf16buf[out++] = c;\n } else {\n c -= 0x10000;\n utf16buf[out++] = 0xd800 | ((c >> 10) & 0x3ff);\n utf16buf[out++] = 0xdc00 | (c & 0x3ff);\n }\n }\n\n // shrinkBuf(utf16buf, out)\n if (utf16buf.length !== out) {\n if(utf16buf.subarray) {\n utf16buf = utf16buf.subarray(0, out);\n } else {\n utf16buf.length = out;\n }\n }\n\n // return String.fromCharCode.apply(null, utf16buf);\n return applyFromCharCode(utf16buf);\n };\n\n\n // That's all for the pako functions.\n\n\n /**\n * Transform a javascript string into an array (typed if possible) of bytes,\n * UTF-8 encoded.\n * @param {String} str the string to encode\n * @return {Array|Uint8Array|Buffer} the UTF-8 encoded string.\n */\n var utf8encode = function utf8encode(str) {\n return string2buf(str);\n };\n\n /**\n * Transform a bytes array (or a representation) representing an UTF-8 encoded\n * string into a javascript string.\n * @param {Array|Uint8Array|Buffer} buf the data de decode\n * @return {String} the decoded string.\n */\n var utf8decode = function utf8decode(buf) {\n buf = transformTo(support$3.uint8array ? \"uint8array\" : \"array\", buf);\n\n return buf2string(buf);\n };\n\n /**\n * A worker to decode utf8 encoded binary chunks into string chunks.\n * @constructor\n */\n var Utf8DecodeWorker = /*@__PURE__*/(function (GenericWorker) {\n function Utf8DecodeWorker() {\n GenericWorker.call(this, \"utf-8 decode\");\n\n // the last bytes if a chunk didn't end with a complete codepoint.\n this.leftOver = null;\n }\n\n if ( GenericWorker ) Utf8DecodeWorker.__proto__ = GenericWorker;\n Utf8DecodeWorker.prototype = Object.create( GenericWorker && GenericWorker.prototype );\n Utf8DecodeWorker.prototype.constructor = Utf8DecodeWorker;\n\n /**\n * @see GenericWorker.processChunk\n */\n Utf8DecodeWorker.prototype.processChunk = function processChunk (chunk) {\n var data = transformTo(support$3.uint8array ? \"uint8array\" : \"array\", chunk.data);\n\n // 1st step, re-use what's left of the previous chunk\n if (this.leftOver && this.leftOver.length) {\n if(support$3.uint8array) {\n var previousData = data;\n data = new Uint8Array(previousData.length + this.leftOver.length);\n data.set(this.leftOver, 0);\n data.set(previousData, this.leftOver.length);\n } else {\n data = this.leftOver.concat(data);\n }\n this.leftOver = null;\n }\n\n var nextBoundary = utf8border(data);\n var usableData = data;\n if (nextBoundary !== data.length) {\n if (support$3.uint8array) {\n usableData = data.subarray(0, nextBoundary);\n this.leftOver = data.subarray(nextBoundary, data.length);\n } else {\n usableData = data.slice(0, nextBoundary);\n this.leftOver = data.slice(nextBoundary, data.length);\n }\n }\n\n this.push({\n data : utf8decode(usableData),\n meta : chunk.meta\n });\n };\n\n /**\n * @see GenericWorker.flush\n */\n Utf8DecodeWorker.prototype.flush = function flush () {\n if (this.leftOver && this.leftOver.length) {\n this.push({\n data : utf8decode(this.leftOver),\n meta : {}\n });\n this.leftOver = null;\n }\n };\n\n return Utf8DecodeWorker;\n }(GenericWorker));\n\n /**\n * A worker to endcode string chunks into utf8 encoded binary chunks.\n * @constructor\n */\n var Utf8EncodeWorker = /*@__PURE__*/(function (GenericWorker) {\n function Utf8EncodeWorker() {\n GenericWorker.call(this, \"utf-8 encode\");\n }\n\n if ( GenericWorker ) Utf8EncodeWorker.__proto__ = GenericWorker;\n Utf8EncodeWorker.prototype = Object.create( GenericWorker && GenericWorker.prototype );\n Utf8EncodeWorker.prototype.constructor = Utf8EncodeWorker;\n\n /**\n * @see GenericWorker.processChunk\n */\n Utf8EncodeWorker.prototype.processChunk = function processChunk (chunk) {\n this.push({\n data: utf8encode(chunk.data),\n meta: chunk.meta\n });\n };\n\n return Utf8EncodeWorker;\n }(GenericWorker));\n\n /**\n * A worker which convert chunks to a specified type.\n * @constructor\n * @param {String} destType the destination type.\n */\n var ConvertWorker = /*@__PURE__*/(function (GenericWorker) {\n function ConvertWorker(destType) {\n GenericWorker.call(this, \"ConvertWorker to \" + destType);\n this.destType = destType;\n }\n\n if ( GenericWorker ) ConvertWorker.__proto__ = GenericWorker;\n ConvertWorker.prototype = Object.create( GenericWorker && GenericWorker.prototype );\n ConvertWorker.prototype.constructor = ConvertWorker;\n\n /**\n * @see GenericWorker.processChunk\n */\n ConvertWorker.prototype.processChunk = function processChunk (chunk) {\n this.push({\n data: transformTo(this.destType, chunk.data),\n meta: chunk.meta\n });\n };\n\n return ConvertWorker;\n }(GenericWorker));\n\n /* eslint-disable */\n\n /**\n * Apply the final transformation of the data. If the user wants a Blob for\n * example, it's easier to work with an U8intArray and finally do the\n * ArrayBuffer/Blob conversion.\n * @param {String} type the name of the final type\n * @param {String|Uint8Array|Buffer} content the content to transform\n * @param {String} mimeType the mime type of the content, if applicable.\n * @return {String|Uint8Array|ArrayBuffer|Buffer|Blob} the content in the right format.\n */\n function transformZipOutput(type, content, mimeType) {\n switch(type) {\n case \"blob\" :\n return newBlob(transformTo(\"arraybuffer\", content), mimeType);\n case \"base64\" :\n return encode(content);\n default :\n return transformTo(type, content);\n }\n }\n\n /**\n * Concatenate an array of data of the given type.\n * @param {String} type the type of the data in the given array.\n * @param {Array} dataArray the array containing the data chunks to concatenate\n * @return {String|Uint8Array|Buffer} the concatenated data\n * @throws Error if the asked type is unsupported\n */\n function concat$2 (type, dataArray) {\n var i, index = 0, res = null, totalLength = 0;\n for(i = 0; i < dataArray.length; i++) {\n totalLength += dataArray[i].length;\n }\n switch(type) {\n case \"string\":\n return dataArray.join(\"\");\n case \"array\":\n return Array.prototype.concat.apply([], dataArray);\n case \"uint8array\":\n res = new Uint8Array(totalLength);\n for(i = 0; i < dataArray.length; i++) {\n res.set(dataArray[i], index);\n index += dataArray[i].length;\n }\n return res;\n default:\n throw new Error(\"concat : unsupported type '\" + type + \"'\");\n }\n }\n\n /**\n * Listen a StreamHelper, accumulate its content and concatenate it into a\n * complete block.\n * @param {StreamHelper} helper the helper to use.\n * @param {Function} updateCallback a callback called on each update. Called\n * with one arg :\n * - the metadata linked to the update received.\n * @return Promise the promise for the accumulation.\n */\n function accumulate(helper, updateCallback) {\n return new external.Promise(function (resolve, reject){\n var dataArray = [];\n var chunkType = helper._internalType,\n resultType = helper._outputType,\n mimeType = helper._mimeType;\n helper\n .on('data', function (data, meta) {\n dataArray.push(data);\n if(updateCallback) {\n updateCallback(meta);\n }\n })\n .on('error', function(err) {\n dataArray = [];\n reject(err);\n })\n .on('end', function (){\n try {\n var result = transformZipOutput(resultType, concat$2(chunkType, dataArray), mimeType);\n resolve(result);\n } catch (e) {\n reject(e);\n }\n dataArray = [];\n })\n .resume();\n });\n }\n\n /**\n * An helper to easily use workers outside of JSZip.\n * @constructor\n * @param {Worker} worker the worker to wrap\n * @param {String} outputType the type of data expected by the use\n * @param {String} mimeType the mime type of the content, if applicable.\n */\n var StreamHelper = function StreamHelper (worker, outputType, mimeType) {\n var internalType = outputType;\n switch(outputType) {\n case \"blob\":\n case \"arraybuffer\":\n internalType = \"uint8array\";\n break;\n case \"base64\":\n internalType = \"string\";\n break;\n }\n\n try {\n // the type used internally\n this._internalType = internalType;\n // the type used to output results\n this._outputType = outputType;\n // the mime type\n this._mimeType = mimeType;\n checkSupport(internalType);\n this._worker = worker.pipe(new ConvertWorker(internalType));\n // the last workers can be rewired without issues but we need to\n // prevent any updates on previous workers.\n worker.lock();\n } catch(e) {\n this._worker = new GenericWorker(\"error\");\n this._worker.error(e);\n }\n };\n\n /**\n * Listen a StreamHelper, accumulate its content and concatenate it into a\n * complete block.\n * @param {Function} updateCb the update callback.\n * @return Promise the promise for the accumulation.\n */\n StreamHelper.prototype.accumulate = function accumulate$1 (updateCb) {\n return accumulate(this, updateCb);\n };\n\n /**\n * Add a listener on an event triggered on a stream.\n * @param {String} evt the name of the event\n * @param {Function} fn the listener\n * @return {StreamHelper} the current helper.\n */\n StreamHelper.prototype.on = function on (evt, fn) {\n var self = this;\n\n if(evt === \"data\") {\n this._worker.on(evt, function (chunk) {\n fn.call(self, chunk.data, chunk.meta);\n });\n } else {\n this._worker.on(evt, function () {\n delay(fn, arguments, self);\n });\n }\n return this;\n };\n\n /**\n * Resume the flow of chunks.\n * @return {StreamHelper} the current helper.\n */\n StreamHelper.prototype.resume = function resume () {\n delay(this._worker.resume, [], this._worker);\n return this;\n };\n\n /**\n * Pause the flow of chunks.\n * @return {StreamHelper} the current helper.\n */\n StreamHelper.prototype.pause = function pause () {\n this._worker.pause();\n return this;\n };\n\n var base64 = false;\n var binary = false;\n var dir = false;\n var createFolders = true;\n var date = null;\n var compression = null;\n var compressionOptions = null;\n var comment = null;\n var unixPermissions = null;\n var dosPermissions = null;\n\n var defaults = /*#__PURE__*/Object.freeze({\n __proto__: null,\n base64: base64,\n binary: binary,\n dir: dir,\n createFolders: createFolders,\n date: date,\n compression: compression,\n compressionOptions: compressionOptions,\n comment: comment,\n unixPermissions: unixPermissions,\n dosPermissions: dosPermissions\n });\n\n /* eslint-disable */\n\n // the size of the generated chunks\n // TODO expose this as a public variable\n var DEFAULT_BLOCK_SIZE = 16 * 1024;\n\n /**\n * A worker that reads a content and emits chunks.\n * @constructor\n * @param {Promise} dataP the promise of the data to split\n */\n var DataWorker = /*@__PURE__*/(function (GenericWorker) {\n function DataWorker(dataP) {\n GenericWorker.call(this, \"DataWorker\");\n var self = this;\n this.dataIsReady = false;\n this.index = 0;\n this.max = 0;\n this.data = null;\n this.type = \"\";\n\n this._tickScheduled = false;\n\n dataP.then(function (data) {\n self.dataIsReady = true;\n self.data = data;\n self.max = data && data.length || 0;\n self.type = getTypeOf(data);\n if(!self.isPaused) {\n self._tickAndRepeat();\n }\n }, function (e) {\n self.error(e);\n });\n }\n\n if ( GenericWorker ) DataWorker.__proto__ = GenericWorker;\n DataWorker.prototype = Object.create( GenericWorker && GenericWorker.prototype );\n DataWorker.prototype.constructor = DataWorker;\n\n /**\n * @see GenericWorker.cleanUp\n */\n DataWorker.prototype.cleanUp = function cleanUp () {\n GenericWorker.prototype.cleanUp.call(this);\n this.data = null;\n };\n\n /**\n * @see GenericWorker.resume\n */\n DataWorker.prototype.resume = function resume () {\n if(!GenericWorker.prototype.resume.call(this)) {\n return false;\n }\n\n if (!this._tickScheduled && this.dataIsReady) {\n this._tickScheduled = true;\n delay(this._tickAndRepeat, [], this);\n }\n return true;\n };\n\n /**\n * Trigger a tick a schedule an other call to this function.\n */\n DataWorker.prototype._tickAndRepeat = function _tickAndRepeat () {\n this._tickScheduled = false;\n if(this.isPaused || this.isFinished) {\n return;\n }\n this._tick();\n if(!this.isFinished) {\n delay(this._tickAndRepeat, [], this);\n this._tickScheduled = true;\n }\n };\n /**\n * Read and push a chunk.\n */\n DataWorker.prototype._tick = function _tick () {\n\n if(this.isPaused || this.isFinished) {\n return false;\n }\n\n var size = DEFAULT_BLOCK_SIZE;\n var data = null, nextIndex = Math.min(this.max, this.index + size);\n if (this.index >= this.max) {\n // EOF\n return this.end();\n } else {\n switch(this.type) {\n case \"string\":\n data = this.data.substring(this.index, nextIndex);\n break;\n case \"uint8array\":\n data = this.data.subarray(this.index, nextIndex);\n break;\n case \"array\":\n data = this.data.slice(this.index, nextIndex);\n break;\n }\n this.index = nextIndex;\n return this.push({\n data : data,\n meta : {\n percent : this.max ? this.index / this.max * 100 : 0\n }\n });\n }\n };\n\n return DataWorker;\n }(GenericWorker));\n\n /**\n * A worker which calculate the total length of the data flowing through.\n * @constructor\n * @param {String} propName the name used to expose the length\n */\n var DataLengthProbe = /*@__PURE__*/(function (GenericWorker) {\n function DataLengthProbe(propName) {\n GenericWorker.call(this, \"DataLengthProbe for \" + propName);\n this.propName = propName;\n this.withStreamInfo(propName, 0);\n }\n\n if ( GenericWorker ) DataLengthProbe.__proto__ = GenericWorker;\n DataLengthProbe.prototype = Object.create( GenericWorker && GenericWorker.prototype );\n DataLengthProbe.prototype.constructor = DataLengthProbe;\n\n /**\n * @see GenericWorker.processChunk\n */\n DataLengthProbe.prototype.processChunk = function processChunk (chunk) {\n if (chunk) {\n var length = this.streamInfo[this.propName] || 0;\n this.streamInfo[this.propName] = length + chunk.data.length;\n }\n GenericWorker.prototype.processChunk.call(this, chunk);\n };\n\n return DataLengthProbe;\n }(GenericWorker));\n\n /* eslint-disable */\n\n /**\n * The following functions come from pako, from pako/lib/zlib/crc32.js\n * released under the MIT license, see pako https://github.com/nodeca/pako/\n */\n\n var makeTable = function() {\n // Use ordinary array, since untyped makes no boost here\n var table = [];\n\n for (var n =0; n < 256; n++){\n var c = n;\n for(var k =0; k < 8; k++){\n c = ((c&1) ? (0xEDB88320 ^ (c >>> 1)) : (c >>> 1));\n }\n table[n] = c;\n }\n\n // Memoize table on first call.\n makeTable = function() {\n return table;\n };\n\n return table;\n };\n\n function crc32(crc, buf, len, pos) {\n var t = makeTable();\n var end = pos + len;\n\n crc = crc ^ (-1);\n\n for (var i = pos; i < end; i++ ) {\n crc = (crc >>> 8) ^ t[(crc ^ buf[i]) & 0xFF];\n }\n\n return (crc ^ (-1)); // >>> 0;\n }\n\n // That's all for the pako functions.\n\n /**\n * Compute the crc32 of a string.\n * This is almost the same as the function crc32, but for strings. Using the\n * same function for the two use cases leads to horrible performances.\n * @param {Number} crc the starting value of the crc.\n * @param {String} str the string to use.\n * @param {Number} len the length of the string.\n * @param {Number} pos the starting position for the crc32 computation.\n * @return {Number} the computed crc32.\n */\n function crc32str(crc, str, len, pos) {\n var t = makeTable();\n var end = pos + len;\n\n crc = crc ^ (-1);\n\n for (var i = pos; i < end; i++ ) {\n crc = (crc >>> 8) ^ t[(crc ^ str.charCodeAt(i)) & 0xFF];\n }\n\n return (crc ^ (-1)); // >>> 0;\n }\n\n function crc32wrapper(input, crc) {\n if (typeof input === \"undefined\" || !input.length) {\n return 0;\n }\n\n var isArray = getTypeOf(input) !== \"string\";\n\n if (isArray) {\n return crc32(crc | 0, input, input.length, 0);\n } else {\n return crc32str(crc | 0, input, input.length, 0);\n }\n }\n\n /**\n * A worker which calculate the crc32 of the data flowing through.\n * @constructor\n */\n var Crc32Probe = /*@__PURE__*/(function (GenericWorker) {\n function Crc32Probe() {\n GenericWorker.call(this, \"Crc32Probe\");\n this.withStreamInfo(\"crc32\", 0);\n }\n\n if ( GenericWorker ) Crc32Probe.__proto__ = GenericWorker;\n Crc32Probe.prototype = Object.create( GenericWorker && GenericWorker.prototype );\n Crc32Probe.prototype.constructor = Crc32Probe;\n\n /**\n * @see GenericWorker.processChunk\n */\n Crc32Probe.prototype.processChunk = function processChunk (chunk) {\n this.streamInfo.crc32 = crc32wrapper(chunk.data, this.streamInfo.crc32 || 0);\n this.push(chunk);\n };\n\n return Crc32Probe;\n }(GenericWorker));\n\n /* eslint-disable */\n\n /**\n * Represent a compressed object, with everything needed to decompress it.\n * @constructor\n * @param {number} compressedSize the size of the data compressed.\n * @param {number} uncompressedSize the size of the data after decompression.\n * @param {number} crc32 the crc32 of the decompressed file.\n * @param {object} compression the type of compression, see lib/compressions.js.\n * @param {String|ArrayBuffer|Uint8Array|Buffer} data the compressed data.\n */\n var CompressedObject = function CompressedObject(compressedSize, uncompressedSize, crc32, compression, data) {\n this.compressedSize = compressedSize;\n this.uncompressedSize = uncompressedSize;\n this.crc32 = crc32;\n this.compression = compression;\n this.compressedContent = data;\n };\n\n /**\n * Create a worker to get the uncompressed content.\n * @return {GenericWorker} the worker.\n */\n CompressedObject.prototype.getContentWorker = function getContentWorker () {\n var worker = new DataWorker(external.Promise.resolve(this.compressedContent))\n .pipe(this.compression.uncompressWorker())\n .pipe(new DataLengthProbe(\"data_length\"));\n\n var that = this;\n worker.on(\"end\", function () {\n if(this.streamInfo['data_length'] !== that.uncompressedSize) {\n throw new Error(\"Bug : uncompressed data size mismatch\");\n }\n });\n return worker;\n };\n\n /**\n * Create a worker to get the compressed content.\n * @return {GenericWorker} the worker.\n */\n CompressedObject.prototype.getCompressedWorker = function getCompressedWorker () {\n return new DataWorker(external.Promise.resolve(this.compressedContent))\n .withStreamInfo(\"compressedSize\", this.compressedSize)\n .withStreamInfo(\"uncompressedSize\", this.uncompressedSize)\n .withStreamInfo(\"crc32\", this.crc32)\n .withStreamInfo(\"compression\", this.compression)\n ;\n };\n\n /**\n * Chain the given worker with other workers to compress the content with the\n * given compression.\n * @param {GenericWorker} uncompressedWorker the worker to pipe.\n * @param {Object} compression the compression object.\n * @param {Object} compressionOptions the options to use when compressing.\n * @return {GenericWorker} the new worker compressing the content.\n */\n CompressedObject.createWorkerFrom = function createWorkerFrom (uncompressedWorker, compression, compressionOptions) {\n return uncompressedWorker\n .pipe(new Crc32Probe())\n .pipe(new DataLengthProbe(\"uncompressedSize\"))\n .pipe(compression.compressWorker(compressionOptions))\n .pipe(new DataLengthProbe(\"compressedSize\"))\n .withStreamInfo(\"compression\", compression);\n };\n\n /* eslint-disable */\n\n /**\n * A simple object representing a file in the zip file.\n * @constructor\n * @param {string} name the name of the file\n * @param {String|ArrayBuffer|Uint8Array|Buffer} data the data\n * @param {Object} options the options of the file\n */\n var ZipObject = function ZipObject(name, data, options) {\n this.name = name;\n this.dir = options.dir;\n this.date = options.date;\n this.comment = options.comment;\n this.unixPermissions = options.unixPermissions;\n this.dosPermissions = options.dosPermissions;\n\n this._data = data;\n this._dataBinary = options.binary;\n // keep only the compression\n this.options = {\n compression : options.compression,\n compressionOptions : options.compressionOptions\n };\n };\n\n /**\n * Create an internal stream for the content of this object.\n * @param {String} type the type of each chunk.\n * @return StreamHelper the stream.\n */\n ZipObject.prototype.internalStream = function internalStream (type) {\n var result = null, outputType = \"string\";\n try {\n if (!type) {\n throw new Error(\"No output type specified.\");\n }\n outputType = type.toLowerCase();\n var askUnicodeString = outputType === \"string\" || outputType === \"text\";\n if (outputType === \"binarystring\" || outputType === \"text\") {\n outputType = \"string\";\n }\n result = this._decompressWorker();\n\n var isUnicodeString = !this._dataBinary;\n\n if (isUnicodeString && !askUnicodeString) {\n result = result.pipe(new Utf8EncodeWorker());\n }\n if (!isUnicodeString && askUnicodeString) {\n result = result.pipe(new Utf8DecodeWorker());\n }\n } catch (e) {\n result = new GenericWorker(\"error\");\n result.error(e);\n }\n\n return new StreamHelper(result, outputType, \"\");\n };\n\n /**\n * Prepare the content in the asked type.\n * @param {String} type the type of the result.\n * @param {Function} onUpdate a function to call on each internal update.\n * @return Promise the promise of the result.\n */\n ZipObject.prototype.async = function async (type, onUpdate) {\n return this.internalStream(type).accumulate(onUpdate);\n };\n\n /**\n * Return a worker for the compressed content.\n * @private\n * @param {Object} compression the compression object to use.\n * @param {Object} compressionOptions the options to use when compressing.\n * @return Worker the worker.\n */\n ZipObject.prototype._compressWorker = function _compressWorker (compression, compressionOptions) {\n if (\n this._data instanceof CompressedObject &&\n this._data.compression.magic === compression.magic\n ) {\n return this._data.getCompressedWorker();\n } else {\n var result = this._decompressWorker();\n if(!this._dataBinary) {\n result = result.pipe(new Utf8EncodeWorker());\n }\n return CompressedObject.createWorkerFrom(result, compression, compressionOptions);\n }\n };\n\n /**\n * Return a worker for the decompressed content.\n * @private\n * @return Worker the worker.\n */\n ZipObject.prototype._decompressWorker = function _decompressWorker () {\n if (this._data instanceof CompressedObject) {\n return this._data.getContentWorker();\n } else if (this._data instanceof GenericWorker) {\n return this._data;\n } else {\n return new DataWorker(this._data);\n }\n };\n\n var arrayType = function() {\n var useTypedArray = (typeof Uint8Array !== 'undefined') && (typeof Uint16Array !== 'undefined') && (typeof Uint32Array !== 'undefined');\n var resolved = useTypedArray ? \"uint8array\" : \"array\";\n\n arrayType = function() {\n return resolved;\n };\n };\n\n /**\n * Create a worker that uses pako to inflate/deflate.\n * @constructor\n * @param {String} action the name of the pako function to call : either \"Deflate\" or \"Inflate\".\n * @param {Object} options the options to use when (de)compressing.\n */\n var FlateWorker = /*@__PURE__*/(function (GenericWorker) {\n function FlateWorker(action, options) {\n GenericWorker.call(this, \"FlateWorker/\" + action);\n\n this._pako = null;\n this._pakoAction = action;\n this._pakoOptions = options;\n // the `meta` object from the last chunk received\n // this allow this worker to pass around metadata\n this.meta = {};\n }\n\n if ( GenericWorker ) FlateWorker.__proto__ = GenericWorker;\n FlateWorker.prototype = Object.create( GenericWorker && GenericWorker.prototype );\n FlateWorker.prototype.constructor = FlateWorker;\n\n /**\n * @see GenericWorker.processChunk\n */\n FlateWorker.prototype.processChunk = function processChunk (chunk) {\n this.meta = chunk.meta;\n if (this._pako === null) {\n this._createPako();\n }\n this._pako.push(transformTo(arrayType(), chunk.data), false);\n };\n\n /**\n * @see GenericWorker.flush\n */\n FlateWorker.prototype.flush = function flush () {\n GenericWorker.prototype.flush.call(this);\n if (this._pako === null) {\n this._createPako();\n }\n this._pako.push([], true);\n };\n /**\n * @see GenericWorker.cleanUp\n */\n FlateWorker.prototype.cleanUp = function cleanUp () {\n GenericWorker.prototype.cleanUp.call(this);\n this._pako = null;\n };\n\n /**\n * Create the _pako object.\n * TODO: lazy-loading this object isn't the best solution but it's the\n * quickest. The best solution is to lazy-load the worker list. See also the\n * issue #446.\n */\n FlateWorker.prototype._createPako = function _createPako () {\n var this$1$1 = this;\n\n var params = {\n raw: true,\n level: this._pakoOptions.level || -1 // default compression\n };\n this._pako = this._pakoAction === 'Deflate' ? new Deflate(params) : new Inflate(params);\n this._pako.onData = function (data) {\n this$1$1.push({\n data: data,\n meta: this$1$1.meta\n });\n };\n };\n\n return FlateWorker;\n }(GenericWorker));\n\n var DEFLATE = {\n magic: \"\\x08\\x00\",\n compressWorker: function(compressionOptions) {\n return new FlateWorker(\"Deflate\", compressionOptions);\n },\n\n uncompressWorker: function() {\n return new FlateWorker(\"Inflate\", {});\n }\n };\n\n var STORE = {\n magic: \"\\x00\\x00\",\n compressWorker: function() {\n return new GenericWorker(\"STORE compression\");\n },\n uncompressWorker: function() {\n return new GenericWorker(\"STORE decompression\");\n }\n };\n\n var compressions = {\n STORE: STORE,\n DEFLATE: DEFLATE\n };\n\n var LOCAL_FILE_HEADER = \"PK\\x03\\x04\";\n var CENTRAL_FILE_HEADER = \"PK\\x01\\x02\";\n var CENTRAL_DIRECTORY_END = \"PK\\x05\\x06\";\n var ZIP64_CENTRAL_DIRECTORY_LOCATOR = \"PK\\x06\\x07\";\n var ZIP64_CENTRAL_DIRECTORY_END = \"PK\\x06\\x06\";\n var DATA_DESCRIPTOR = \"PK\\x07\\x08\";\n\n /* eslint-disable */\n\n /**\n * Transform an integer into a string in hexadecimal.\n * @private\n * @param {number} dec the number to convert.\n * @param {number} bytes the number of bytes to generate.\n * @returns {string} the result.\n */\n var decToHex = function(dec, bytes) {\n var hex = \"\", i;\n for (i = 0; i < bytes; i++) {\n hex += String.fromCharCode(dec & 0xff);\n dec = dec >>> 8;\n }\n return hex;\n };\n\n /**\n * Generate the UNIX part of the external file attributes.\n * @param {Object} unixPermissions the unix permissions or null.\n * @param {Boolean} isDir true if the entry is a directory, false otherwise.\n * @return {Number} a 32 bit integer.\n *\n * adapted from http://unix.stackexchange.com/questions/14705/the-zip-formats-external-file-attribute :\n *\n * TTTTsstrwxrwxrwx0000000000ADVSHR\n * ^^^^____________________________ file type, see zipinfo.c (UNX_*)\n * ^^^_________________________ setuid, setgid, sticky\n * ^^^^^^^^^________________ permissions\n * ^^^^^^^^^^______ not used ?\n * ^^^^^^ DOS attribute bits : Archive, Directory, Volume label, System file, Hidden, Read only\n */\n var generateUnixExternalFileAttr = function (unixPermissions, isDir) {\n\n var result = unixPermissions;\n if (!unixPermissions) {\n // I can't use octal values in strict mode, hence the hexa.\n // 040775 => 0x41fd\n // 0100664 => 0x81b4\n result = isDir ? 0x41fd : 0x81b4;\n }\n return (result & 0xFFFF) << 16;\n };\n\n /**\n * Generate the DOS part of the external file attributes.\n * @param {Object} dosPermissions the dos permissions or null.\n * @param {Boolean} isDir true if the entry is a directory, false otherwise.\n * @return {Number} a 32 bit integer.\n *\n * Bit 0 Read-Only\n * Bit 1 Hidden\n * Bit 2 System\n * Bit 3 Volume Label\n * Bit 4 Directory\n * Bit 5 Archive\n */\n var generateDosExternalFileAttr = function (dosPermissions, isDir) {\n\n // the dir flag is already set for compatibility\n return (dosPermissions || 0) & 0x3F;\n };\n\n /**\n * Generate the various parts used in the construction of the final zip file.\n * @param {Object} streamInfo the hash with information about the compressed file.\n * @param {Boolean} streamedContent is the content streamed ?\n * @param {Boolean} streamingEnded is the stream finished ?\n * @param {number} offset the current offset from the start of the zip file.\n * @param {String} platform let's pretend we are this platform (change platform dependents fields)\n * @param {Function} encodeFileName the function to encode the file name / comment.\n * @return {Object} the zip parts.\n */\n var generateZipParts = function(streamInfo, streamedContent, streamingEnded, offset, platform, encodeFileName) {\n var file = streamInfo['file'],\n compression = streamInfo['compression'],\n useCustomEncoding = encodeFileName !== utf8encode,\n encodedFileName = transformTo(\"string\", encodeFileName(file.name)),\n utfEncodedFileName = transformTo(\"string\", utf8encode(file.name)),\n comment = file.comment,\n encodedComment = transformTo(\"string\", encodeFileName(comment)),\n utfEncodedComment = transformTo(\"string\", utf8encode(comment)),\n useUTF8ForFileName = utfEncodedFileName.length !== file.name.length,\n useUTF8ForComment = utfEncodedComment.length !== comment.length,\n dosTime,\n dosDate,\n extraFields = \"\",\n unicodePathExtraField = \"\",\n unicodeCommentExtraField = \"\",\n dir = file.dir,\n date = file.date;\n\n\n var dataInfo = {\n crc32 : 0,\n compressedSize : 0,\n uncompressedSize : 0\n };\n\n // if the content is streamed, the sizes/crc32 are only available AFTER\n // the end of the stream.\n if (!streamedContent || streamingEnded) {\n dataInfo.crc32 = streamInfo['crc32'];\n dataInfo.compressedSize = streamInfo['compressedSize'];\n dataInfo.uncompressedSize = streamInfo['uncompressedSize'];\n }\n\n var bitflag = 0;\n if (streamedContent) {\n // Bit 3: the sizes/crc32 are set to zero in the local header.\n // The correct values are put in the data descriptor immediately\n // following the compressed data.\n bitflag |= 0x0008;\n }\n if (!useCustomEncoding && (useUTF8ForFileName || useUTF8ForComment)) {\n // Bit 11: Language encoding flag (EFS).\n bitflag |= 0x0800;\n }\n\n\n var extFileAttr = 0;\n var versionMadeBy = 0;\n if (dir) {\n // dos or unix, we set the dos dir flag\n extFileAttr |= 0x00010;\n }\n if(platform === \"UNIX\") {\n versionMadeBy = 0x031E; // UNIX, version 3.0\n extFileAttr |= generateUnixExternalFileAttr(file.unixPermissions, dir);\n } else { // DOS or other, fallback to DOS\n versionMadeBy = 0x0014; // DOS, version 2.0\n extFileAttr |= generateDosExternalFileAttr(file.dosPermissions);\n }\n\n // date\n // @see http://www.delorie.com/djgpp/doc/rbinter/it/52/13.html\n // @see http://www.delorie.com/djgpp/doc/rbinter/it/65/16.html\n // @see http://www.delorie.com/djgpp/doc/rbinter/it/66/16.html\n\n dosTime = date.getUTCHours();\n dosTime = dosTime << 6;\n dosTime = dosTime | date.getUTCMinutes();\n dosTime = dosTime << 5;\n dosTime = dosTime | date.getUTCSeconds() / 2;\n\n dosDate = date.getUTCFullYear() - 1980;\n dosDate = dosDate << 4;\n dosDate = dosDate | (date.getUTCMonth() + 1);\n dosDate = dosDate << 5;\n dosDate = dosDate | date.getUTCDate();\n\n if (useUTF8ForFileName) {\n // set the unicode path extra field. unzip needs at least one extra\n // field to correctly handle unicode path, so using the path is as good\n // as any other information. This could improve the situation with\n // other archive managers too.\n // This field is usually used without the utf8 flag, with a non\n // unicode path in the header (winrar, winzip). This helps (a bit)\n // with the messy Windows' default compressed folders feature but\n // breaks on p7zip which doesn't seek the unicode path extra field.\n // So for now, UTF-8 everywhere !\n unicodePathExtraField =\n // Version\n decToHex(1, 1) +\n // NameCRC32\n decToHex(crc32wrapper(encodedFileName), 4) +\n // UnicodeName\n utfEncodedFileName;\n\n extraFields +=\n // Info-ZIP Unicode Path Extra Field\n \"\\x75\\x70\" +\n // size\n decToHex(unicodePathExtraField.length, 2) +\n // content\n unicodePathExtraField;\n }\n\n if(useUTF8ForComment) {\n\n unicodeCommentExtraField =\n // Version\n decToHex(1, 1) +\n // CommentCRC32\n decToHex(crc32wrapper(encodedComment), 4) +\n // UnicodeName\n utfEncodedComment;\n\n extraFields +=\n // Info-ZIP Unicode Path Extra Field\n \"\\x75\\x63\" +\n // size\n decToHex(unicodeCommentExtraField.length, 2) +\n // content\n unicodeCommentExtraField;\n }\n\n var header = \"\";\n\n // version needed to extract\n header += \"\\x0A\\x00\";\n // general purpose bit flag\n header += decToHex(bitflag, 2);\n // compression method\n header += compression.magic;\n // last mod file time\n header += decToHex(dosTime, 2);\n // last mod file date\n header += decToHex(dosDate, 2);\n // crc-32\n header += decToHex(dataInfo.crc32, 4);\n // compressed size\n header += decToHex(dataInfo.compressedSize, 4);\n // uncompressed size\n header += decToHex(dataInfo.uncompressedSize, 4);\n // file name length\n header += decToHex(encodedFileName.length, 2);\n // extra field length\n header += decToHex(extraFields.length, 2);\n\n\n var fileRecord = LOCAL_FILE_HEADER + header + encodedFileName + extraFields;\n\n var dirRecord = CENTRAL_FILE_HEADER +\n // version made by (00: DOS)\n decToHex(versionMadeBy, 2) +\n // file header (common to file and central directory)\n header +\n // file comment length\n decToHex(encodedComment.length, 2) +\n // disk number start\n \"\\x00\\x00\" +\n // internal file attributes TODO\n \"\\x00\\x00\" +\n // external file attributes\n decToHex(extFileAttr, 4) +\n // relative offset of local header\n decToHex(offset, 4) +\n // file name\n encodedFileName +\n // extra field\n extraFields +\n // file comment\n encodedComment;\n\n return {\n fileRecord: fileRecord,\n dirRecord: dirRecord\n };\n };\n\n /**\n * Generate the EOCD record.\n * @param {Number} entriesCount the number of entries in the zip file.\n * @param {Number} centralDirLength the length (in bytes) of the central dir.\n * @param {Number} localDirLength the length (in bytes) of the local dir.\n * @param {String} comment the zip file comment as a binary string.\n * @param {Function} encodeFileName the function to encode the comment.\n * @return {String} the EOCD record.\n */\n var generateCentralDirectoryEnd = function (entriesCount, centralDirLength, localDirLength, comment, encodeFileName) {\n var dirEnd = \"\";\n var encodedComment = transformTo(\"string\", encodeFileName(comment));\n\n // end of central dir signature\n dirEnd = CENTRAL_DIRECTORY_END +\n // number of this disk\n \"\\x00\\x00\" +\n // number of the disk with the start of the central directory\n \"\\x00\\x00\" +\n // total number of entries in the central directory on this disk\n decToHex(entriesCount, 2) +\n // total number of entries in the central directory\n decToHex(entriesCount, 2) +\n // size of the central directory 4 bytes\n decToHex(centralDirLength, 4) +\n // offset of start of central directory with respect to the starting disk number\n decToHex(localDirLength, 4) +\n // .ZIP file comment length\n decToHex(encodedComment.length, 2) +\n // .ZIP file comment\n encodedComment;\n\n return dirEnd;\n };\n\n /**\n * Generate data descriptors for a file entry.\n * @param {Object} streamInfo the hash generated by a worker, containing information\n * on the file entry.\n * @return {String} the data descriptors.\n */\n var generateDataDescriptors = function (streamInfo) {\n var descriptor = \"\";\n descriptor = DATA_DESCRIPTOR +\n // crc-32 4 bytes\n decToHex(streamInfo['crc32'], 4) +\n // compressed size 4 bytes\n decToHex(streamInfo['compressedSize'], 4) +\n // uncompressed size 4 bytes\n decToHex(streamInfo['uncompressedSize'], 4);\n\n return descriptor;\n };\n\n\n /**\n * A worker to concatenate other workers to create a zip file.\n * @param {Boolean} streamFiles `true` to stream the content of the files,\n * `false` to accumulate it.\n * @param {String} comment the comment to use.\n * @param {String} platform the platform to use, \"UNIX\" or \"DOS\".\n * @param {Function} encodeFileName the function to encode file names and comments.\n */\n var ZipFileWorker = /*@__PURE__*/(function (GenericWorker) {\n function ZipFileWorker(streamFiles, comment, platform, encodeFileName) {\n GenericWorker.call(this, \"ZipFileWorker\");\n // The number of bytes written so far. This doesn't count accumulated chunks.\n this.bytesWritten = 0;\n // The comment of the zip file\n this.zipComment = comment;\n // The platform \"generating\" the zip file.\n this.zipPlatform = platform;\n // the function to encode file names and comments.\n this.encodeFileName = encodeFileName;\n // Should we stream the content of the files ?\n this.streamFiles = streamFiles;\n // If `streamFiles` is false, we will need to accumulate the content of the\n // files to calculate sizes / crc32 (and write them *before* the content).\n // This boolean indicates if we are accumulating chunks (it will change a lot\n // during the lifetime of this worker).\n this.accumulate = false;\n // The buffer receiving chunks when accumulating content.\n this.contentBuffer = [];\n // The list of generated directory records.\n this.dirRecords = [];\n // The offset (in bytes) from the beginning of the zip file for the current source.\n this.currentSourceOffset = 0;\n // The total number of entries in this zip file.\n this.entriesCount = 0;\n // the name of the file currently being added, null when handling the end of the zip file.\n // Used for the emitted metadata.\n this.currentFile = null;\n\n this._sources = [];\n }\n\n if ( GenericWorker ) ZipFileWorker.__proto__ = GenericWorker;\n ZipFileWorker.prototype = Object.create( GenericWorker && GenericWorker.prototype );\n ZipFileWorker.prototype.constructor = ZipFileWorker;\n\n /**\n * @see GenericWorker.push\n */\n ZipFileWorker.prototype.push = function push (chunk) {\n\n var currentFilePercent = chunk.meta.percent || 0;\n var entriesCount = this.entriesCount;\n var remainingFiles = this._sources.length;\n\n if(this.accumulate) {\n this.contentBuffer.push(chunk);\n } else {\n this.bytesWritten += chunk.data.length;\n\n GenericWorker.prototype.push.call(this, {\n data : chunk.data,\n meta : {\n currentFile : this.currentFile,\n percent : entriesCount ? (currentFilePercent + 100 * (entriesCount - remainingFiles - 1)) / entriesCount : 100\n }\n });\n }\n };\n\n /**\n * The worker started a new source (an other worker).\n * @param {Object} streamInfo the streamInfo object from the new source.\n */\n ZipFileWorker.prototype.openedSource = function openedSource (streamInfo) {\n this.currentSourceOffset = this.bytesWritten;\n this.currentFile = streamInfo['file'].name;\n\n var streamedContent = this.streamFiles && !streamInfo['file'].dir;\n\n // don't stream folders (because they don't have any content)\n if(streamedContent) {\n var record = generateZipParts(streamInfo, streamedContent, false, this.currentSourceOffset, this.zipPlatform, this.encodeFileName);\n this.push({\n data : record.fileRecord,\n meta : {percent:0}\n });\n } else {\n // we need to wait for the whole file before pushing anything\n this.accumulate = true;\n }\n };\n\n /**\n * The worker finished a source (an other worker).\n * @param {Object} streamInfo the streamInfo object from the finished source.\n */\n ZipFileWorker.prototype.closedSource = function closedSource (streamInfo) {\n this.accumulate = false;\n var streamedContent = this.streamFiles && !streamInfo['file'].dir;\n var record = generateZipParts(streamInfo, streamedContent, true, this.currentSourceOffset, this.zipPlatform, this.encodeFileName);\n\n this.dirRecords.push(record.dirRecord);\n if(streamedContent) {\n // after the streamed file, we put data descriptors\n this.push({\n data : generateDataDescriptors(streamInfo),\n meta : {percent:100}\n });\n } else {\n // the content wasn't streamed, we need to push everything now\n // first the file record, then the content\n this.push({\n data : record.fileRecord,\n meta : {percent:0}\n });\n while(this.contentBuffer.length) {\n this.push(this.contentBuffer.shift());\n }\n }\n this.currentFile = null;\n };\n\n /**\n * @see GenericWorker.flush\n */\n ZipFileWorker.prototype.flush = function flush () {\n\n var localDirLength = this.bytesWritten;\n for(var i = 0; i < this.dirRecords.length; i++) {\n this.push({\n data : this.dirRecords[i],\n meta : {percent:100}\n });\n }\n var centralDirLength = this.bytesWritten - localDirLength;\n\n var dirEnd = generateCentralDirectoryEnd(this.dirRecords.length, centralDirLength, localDirLength, this.zipComment, this.encodeFileName);\n\n this.push({\n data : dirEnd,\n meta : {percent:100}\n });\n };\n\n /**\n * Prepare the next source to be read.\n */\n ZipFileWorker.prototype.prepareNextSource = function prepareNextSource () {\n this.previous = this._sources.shift();\n this.openedSource(this.previous.streamInfo);\n if (this.isPaused) {\n this.previous.pause();\n } else {\n this.previous.resume();\n }\n };\n\n /**\n * @see GenericWorker.registerPrevious\n */\n ZipFileWorker.prototype.registerPrevious = function registerPrevious (previous) {\n this._sources.push(previous);\n var self = this;\n\n previous.on('data', function (chunk) {\n self.processChunk(chunk);\n });\n previous.on('end', function () {\n self.closedSource(self.previous.streamInfo);\n if(self._sources.length) {\n self.prepareNextSource();\n } else {\n self.end();\n }\n });\n previous.on('error', function (e) {\n self.error(e);\n });\n return this;\n };\n\n /**\n * @see GenericWorker.resume\n */\n ZipFileWorker.prototype.resume = function resume () {\n if(!GenericWorker.prototype.resume.call(this)) {\n return false;\n }\n\n if (!this.previous && this._sources.length) {\n this.prepareNextSource();\n return true;\n }\n if (!this.previous && !this._sources.length && !this.generatedError) {\n this.end();\n return true;\n }\n };\n\n /**\n * @see GenericWorker.error\n */\n ZipFileWorker.prototype.error = function error (e) {\n var sources = this._sources;\n if(!GenericWorker.prototype.error.call(this, e)) {\n return false;\n }\n for(var i = 0; i < sources.length; i++) {\n try {\n sources[i].error(e);\n } catch(e$1) {\n // the `error` exploded, nothing to do\n }\n }\n return true;\n };\n\n /**\n * @see GenericWorker.lock\n */\n ZipFileWorker.prototype.lock = function lock () {\n GenericWorker.prototype.lock.call(this);\n var sources = this._sources;\n for(var i = 0; i < sources.length; i++) {\n sources[i].lock();\n }\n };\n\n return ZipFileWorker;\n }(GenericWorker));\n\n /* eslint-disable */\n\n /**\n * Find the compression to use.\n * @param {String} fileCompression the compression defined at the file level, if any.\n * @param {String} zipCompression the compression defined at the load() level.\n * @return {Object} the compression object to use.\n */\n var getCompression = function (fileCompression, zipCompression) {\n\n var compressionName = fileCompression || zipCompression;\n var compression = compressions[compressionName];\n if (!compression) {\n throw new Error(compressionName + \" is not a valid compression method !\");\n }\n return compression;\n };\n\n /**\n * Create a worker to generate a zip file.\n * @param {JSZip} zip the JSZip instance at the right root level.\n * @param {Object} options to generate the zip file.\n * @param {String} comment the comment to use.\n */\n var generateWorker = function (zip, options, comment) {\n\n var zipFileWorker = new ZipFileWorker(options.streamFiles, comment, options.platform, options.encodeFileName);\n var entriesCount = 0;\n try {\n\n zip.forEach(function (relativePath, file) {\n entriesCount++;\n var compression = getCompression(file.options.compression, options.compression);\n var compressionOptions = file.options.compressionOptions || options.compressionOptions || {};\n var dir = file.dir, date = file.date;\n\n file._compressWorker(compression, compressionOptions)\n .withStreamInfo(\"file\", {\n name : relativePath,\n dir : dir,\n date : date,\n comment : file.comment || \"\",\n unixPermissions : file.unixPermissions,\n dosPermissions : file.dosPermissions\n })\n .pipe(zipFileWorker);\n });\n zipFileWorker.entriesCount = entriesCount;\n } catch (e) {\n zipFileWorker.error(e);\n }\n\n return zipFileWorker;\n };\n\n /* eslint-disable */\n\n var DataReader = function DataReader(data) {\n this.data = data; // type : see implementation\n this.length = data.length;\n this.index = 0;\n this.zero = 0;\n };\n\n /**\n * Check that the offset will not go too far.\n * @param {string} offset the additional offset to check.\n * @throws {Error} an Error if the offset is out of bounds.\n */\n DataReader.prototype.checkOffset = function checkOffset (offset) {\n this.checkIndex(this.index + offset);\n };\n\n /**\n * Check that the specified index will not be too far.\n * @param {string} newIndex the index to check.\n * @throws {Error} an Error if the index is out of bounds.\n */\n DataReader.prototype.checkIndex = function checkIndex (newIndex) {\n if (this.length < this.zero + newIndex || newIndex < 0) {\n throw new Error(\"End of data reached (data length = \" + this.length + \", asked index = \" + (newIndex) + \"). Corrupted zip ?\");\n }\n };\n\n /**\n * Change the index.\n * @param {number} newIndex The new index.\n * @throws {Error} if the new index is out of the data.\n */\n DataReader.prototype.setIndex = function setIndex (newIndex) {\n this.checkIndex(newIndex);\n this.index = newIndex;\n };\n\n /**\n * Skip the next n bytes.\n * @param {number} n the number of bytes to skip.\n * @throws {Error} if the new index is out of the data.\n */\n DataReader.prototype.skip = function skip (n) {\n this.setIndex(this.index + n);\n };\n\n /**\n * Get the byte at the specified index.\n * @param {number} i the index to use.\n * @return {number} a byte.\n */\n DataReader.prototype.byteAt = function byteAt (i) {\n // see implementations\n };\n\n /**\n * Get the next number with a given byte size.\n * @param {number} size the number of bytes to read.\n * @return {number} the corresponding number.\n */\n DataReader.prototype.readInt = function readInt (size) {\n var result = 0,\n i;\n this.checkOffset(size);\n for (i = this.index + size - 1; i >= this.index; i--) {\n result = (result << 8) + this.byteAt(i);\n }\n this.index += size;\n return result;\n };\n\n /**\n * Get the next string with a given byte size.\n * @param {number} size the number of bytes to read.\n * @return {string} the corresponding string.\n */\n DataReader.prototype.readString = function readString (size) {\n return transformTo(\"string\", this.readData(size));\n };\n\n /**\n * Get raw data without conversion, bytes.\n * @param {number} size the number of bytes to read.\n * @return {Object} the raw data, implementation specific.\n */\n DataReader.prototype.readData = function readData (size) {\n // see implementations\n };\n\n /**\n * Find the last occurrence of a zip signature (4 bytes).\n * @param {string} sig the signature to find.\n * @return {number} the index of the last occurrence, -1 if not found.\n */\n DataReader.prototype.lastIndexOfSignature = function lastIndexOfSignature (sig) {\n // see implementations\n };\n\n /**\n * Read the signature (4 bytes) at the current position and compare it with sig.\n * @param {string} sig the expected signature\n * @return {boolean} true if the signature matches, false otherwise.\n */\n DataReader.prototype.readAndCheckSignature = function readAndCheckSignature (sig) {\n // see implementations\n };\n\n /**\n * Get the next date.\n * @return {Date} the date.\n */\n DataReader.prototype.readDate = function readDate () {\n var dostime = this.readInt(4);\n return new Date(Date.UTC(\n ((dostime >> 25) & 0x7f) + 1980, // year\n ((dostime >> 21) & 0x0f) - 1, // month\n (dostime >> 16) & 0x1f, // day\n (dostime >> 11) & 0x1f, // hour\n (dostime >> 5) & 0x3f, // minute\n (dostime & 0x1f) << 1)); // second\n };\n\n /* eslint-disable */\n\n var ArrayReader = /*@__PURE__*/(function (DataReader) {\n function ArrayReader(data) {\n DataReader.call(this, data);\n for(var i = 0; i < this.data.length; i++) {\n data[i] = data[i] & 0xFF;\n }\n }\n\n if ( DataReader ) ArrayReader.__proto__ = DataReader;\n ArrayReader.prototype = Object.create( DataReader && DataReader.prototype );\n ArrayReader.prototype.constructor = ArrayReader;\n\n /**\n * @see DataReader.byteAt\n */\n ArrayReader.prototype.byteAt = function byteAt (i) {\n return this.data[this.zero + i];\n };\n\n /**\n * @see DataReader.lastIndexOfSignature\n */\n ArrayReader.prototype.lastIndexOfSignature = function lastIndexOfSignature (sig) {\n var sig0 = sig.charCodeAt(0),\n sig1 = sig.charCodeAt(1),\n sig2 = sig.charCodeAt(2),\n sig3 = sig.charCodeAt(3);\n for (var i = this.length - 4; i >= 0; --i) {\n if (this.data[i] === sig0 && this.data[i + 1] === sig1 && this.data[i + 2] === sig2 && this.data[i + 3] === sig3) {\n return i - this.zero;\n }\n }\n\n return -1;\n };\n\n /**\n * @see DataReader.readAndCheckSignature\n */\n ArrayReader.prototype.readAndCheckSignature = function readAndCheckSignature (sig) {\n var sig0 = sig.charCodeAt(0),\n sig1 = sig.charCodeAt(1),\n sig2 = sig.charCodeAt(2),\n sig3 = sig.charCodeAt(3),\n data = this.readData(4);\n return sig0 === data[0] && sig1 === data[1] && sig2 === data[2] && sig3 === data[3];\n };\n\n /**\n * @see DataReader.readData\n */\n ArrayReader.prototype.readData = function readData (size) {\n this.checkOffset(size);\n if(size === 0) {\n return [];\n }\n var result = this.data.slice(this.zero + this.index, this.zero + this.index + size);\n this.index += size;\n return result;\n };\n\n return ArrayReader;\n }(DataReader));\n\n var StringReader = /*@__PURE__*/(function (DataReader) {\n function StringReader(data) {\n DataReader.call(this, data);\n }\n\n if ( DataReader ) StringReader.__proto__ = DataReader;\n StringReader.prototype = Object.create( DataReader && DataReader.prototype );\n StringReader.prototype.constructor = StringReader;\n\n /**\n * @see DataReader.byteAt\n */\n StringReader.prototype.byteAt = function byteAt (i) {\n return this.data.charCodeAt(this.zero + i);\n };\n\n /**\n * @see DataReader.lastIndexOfSignature\n */\n StringReader.prototype.lastIndexOfSignature = function lastIndexOfSignature (sig) {\n return this.data.lastIndexOf(sig) - this.zero;\n };\n\n /**\n * @see DataReader.readAndCheckSignature\n */\n StringReader.prototype.readAndCheckSignature = function readAndCheckSignature (sig) {\n var data = this.readData(4);\n return sig === data;\n };\n\n /**\n * @see DataReader.readData\n */\n StringReader.prototype.readData = function readData (size) {\n this.checkOffset(size);\n // this will work because the constructor applied the \"& 0xff\" mask.\n var result = this.data.slice(this.zero + this.index, this.zero + this.index + size);\n this.index += size;\n return result;\n };\n\n return StringReader;\n }(DataReader));\n\n /* eslint-disable */\n\n var Uint8ArrayReader = /*@__PURE__*/(function (ArrayReader) {\n function Uint8ArrayReader(data) {\n ArrayReader.call(this, data);\n }\n\n if ( ArrayReader ) Uint8ArrayReader.__proto__ = ArrayReader;\n Uint8ArrayReader.prototype = Object.create( ArrayReader && ArrayReader.prototype );\n Uint8ArrayReader.prototype.constructor = Uint8ArrayReader;\n\n /**\n * @see DataReader.readData\n */\n Uint8ArrayReader.prototype.readData = function readData (size) {\n this.checkOffset(size);\n if(size === 0) {\n // in IE10, when using subarray(idx, idx), we get the array [0x00] instead of [].\n return new Uint8Array(0);\n }\n var result = this.data.subarray(this.zero + this.index, this.zero + this.index + size);\n this.index += size;\n return result;\n };\n\n return Uint8ArrayReader;\n }(ArrayReader));\n\n /**\n * Create a reader adapted to the data.\n * @param {String|ArrayBuffer|Uint8Array|Buffer} data the data to read.\n * @return {DataReader} the data reader.\n */\n function readerFor(data) {\n var type = getTypeOf(data);\n checkSupport(type);\n if (type === \"string\" && !support$3.uint8array) {\n return new StringReader(data);\n }\n if (support$3.uint8array) {\n return new Uint8ArrayReader(transformTo(\"uint8array\", data));\n }\n return new ArrayReader(transformTo(\"array\", data));\n }\n\n /* eslint-disable */\n\n var MADE_BY_DOS = 0x00;\n var MADE_BY_UNIX = 0x03;\n\n /**\n * Find a compression registered in JSZip.\n * @param {string} compressionMethod the method magic to find.\n * @return {Object|null} the JSZip compression object, null if none found.\n */\n var findCompression = function(compressionMethod) {\n for (var method in compressions) {\n if (!compressions.hasOwnProperty(method)) {\n continue;\n }\n if (compressions[method].magic === compressionMethod) {\n return compressions[method];\n }\n }\n return null;\n };\n\n // class ZipEntry {{{\n /**\n * An entry in the zip file.\n * @constructor\n * @param {Object} options Options of the current file.\n * @param {Object} loadOptions Options for loading the stream.\n */\n var ZipEntry = function ZipEntry(options, loadOptions) {\n this.options = options;\n this.loadOptions = loadOptions;\n };\n\n /**\n * say if the file is encrypted.\n * @return {boolean} true if the file is encrypted, false otherwise.\n */\n ZipEntry.prototype.isEncrypted = function isEncrypted () {\n // bit 1 is set\n return (this.bitFlag & 0x0001) === 0x0001;\n };\n\n /**\n * say if the file has utf-8 filename/comment.\n * @return {boolean} true if the filename/comment is in utf-8, false otherwise.\n */\n ZipEntry.prototype.useUTF8 = function useUTF8 () {\n // bit 11 is set\n return (this.bitFlag & 0x0800) === 0x0800;\n };\n\n /**\n * Read the local part of a zip file and add the info in this object.\n * @param {DataReader} reader the reader to use.\n */\n ZipEntry.prototype.readLocalPart = function readLocalPart (reader) {\n var compression, localExtraFieldsLength;\n\n // we already know everything from the central dir !\n // If the central dir data are false, we are doomed.\n // On the bright side, the local part is scary : zip64, data descriptors, both, etc.\n // The less data we get here, the more reliable this should be.\n // Let's skip the whole header and dash to the data !\n reader.skip(22);\n // in some zip created on windows, the filename stored in the central dir contains \\ instead of /.\n // Strangely, the filename here is OK.\n // I would love to treat these zip files as corrupted (see http://www.info-zip.org/FAQ.html#backslashes\n // or APPNOTE#4.4.17.1, \"All slashes MUST be forward slashes '/'\") but there are a lot of bad zip generators...\n // Search \"unzip mismatching \"local\" filename continuing with \"central\" filename version\" on\n // the internet.\n //\n // I think I see the logic here : the central directory is used to display\n // content and the local directory is used to extract the files. Mixing / and \\\n // may be used to display \\ to windows users and use / when extracting the files.\n // Unfortunately, this lead also to some issues : http://seclists.org/fulldisclosure/2009/Sep/394\n this.fileNameLength = reader.readInt(2);\n localExtraFieldsLength = reader.readInt(2); // can't be sure this will be the same as the central dir\n // the fileName is stored as binary data, the handleUTF8 method will take care of the encoding.\n this.fileName = reader.readData(this.fileNameLength);\n reader.skip(localExtraFieldsLength);\n\n if (this.compressedSize === -1 || this.uncompressedSize === -1) {\n throw new Error(\"Bug or corrupted zip : didn't get enough information from the central directory \" + \"(compressedSize === -1 || uncompressedSize === -1)\");\n }\n\n compression = findCompression(this.compressionMethod);\n if (compression === null) { // no compression found\n throw new Error(\"Corrupted zip : compression \" + pretty(this.compressionMethod) + \" unknown (inner file : \" + transformTo(\"string\", this.fileName) + \")\");\n }\n this.decompressed = new CompressedObject(this.compressedSize, this.uncompressedSize, this.crc32, compression, reader.readData(this.compressedSize));\n };\n\n /**\n * Read the central part of a zip file and add the info in this object.\n * @param {DataReader} reader the reader to use.\n */\n ZipEntry.prototype.readCentralPart = function readCentralPart (reader) {\n this.versionMadeBy = reader.readInt(2);\n reader.skip(2);\n // this.versionNeeded = reader.readInt(2);\n this.bitFlag = reader.readInt(2);\n this.compressionMethod = reader.readString(2);\n this.date = reader.readDate();\n this.crc32 = reader.readInt(4);\n this.compressedSize = reader.readInt(4);\n this.uncompressedSize = reader.readInt(4);\n var fileNameLength = reader.readInt(2);\n this.extraFieldsLength = reader.readInt(2);\n this.fileCommentLength = reader.readInt(2);\n this.diskNumberStart = reader.readInt(2);\n this.internalFileAttributes = reader.readInt(2);\n this.externalFileAttributes = reader.readInt(4);\n this.localHeaderOffset = reader.readInt(4);\n\n if (this.isEncrypted()) {\n throw new Error(\"Encrypted zip are not supported\");\n }\n\n // will be read in the local part, see the comments there\n reader.skip(fileNameLength);\n this.readExtraFields(reader);\n this.parseZIP64ExtraField(reader);\n this.fileComment = reader.readData(this.fileCommentLength);\n };\n\n /**\n * Parse the external file attributes and get the unix/dos permissions.\n */\n ZipEntry.prototype.processAttributes = function processAttributes () {\n this.unixPermissions = null;\n this.dosPermissions = null;\n var madeBy = this.versionMadeBy >> 8;\n\n // Check if we have the DOS directory flag set.\n // We look for it in the DOS and UNIX permissions\n // but some unknown platform could set it as a compatibility flag.\n this.dir = this.externalFileAttributes & 0x0010 ? true : false;\n\n if(madeBy === MADE_BY_DOS) {\n // first 6 bits (0 to 5)\n this.dosPermissions = this.externalFileAttributes & 0x3F;\n }\n\n if(madeBy === MADE_BY_UNIX) {\n this.unixPermissions = (this.externalFileAttributes >> 16) & 0xFFFF;\n // the octal permissions are in (this.unixPermissions & 0x01FF).toString(8);\n }\n\n // fail safe : if the name ends with a / it probably means a folder\n if (!this.dir && this.fileNameStr.slice(-1) === '/') {\n this.dir = true;\n }\n };\n\n /**\n * Parse the ZIP64 extra field and merge the info in the current ZipEntry.\n * @param {DataReader} reader the reader to use.\n */\n ZipEntry.prototype.parseZIP64ExtraField = function parseZIP64ExtraField (reader) {\n\n if (!this.extraFields[0x0001]) {\n return;\n }\n\n // should be something, preparing the extra reader\n var extraReader = readerFor(this.extraFields[0x0001].value);\n\n // I really hope that these 64bits integer can fit in 32 bits integer, because js\n // won't let us have more.\n if (this.uncompressedSize === MAX_VALUE_32BITS) {\n this.uncompressedSize = extraReader.readInt(8);\n }\n if (this.compressedSize === MAX_VALUE_32BITS) {\n this.compressedSize = extraReader.readInt(8);\n }\n if (this.localHeaderOffset === MAX_VALUE_32BITS) {\n this.localHeaderOffset = extraReader.readInt(8);\n }\n if (this.diskNumberStart === MAX_VALUE_32BITS) {\n this.diskNumberStart = extraReader.readInt(4);\n }\n };\n\n /**\n * Read the central part of a zip file and add the info in this object.\n * @param {DataReader} reader the reader to use.\n */\n ZipEntry.prototype.readExtraFields = function readExtraFields (reader) {\n var end = reader.index + this.extraFieldsLength,\n extraFieldId,\n extraFieldLength,\n extraFieldValue;\n\n if (!this.extraFields) {\n this.extraFields = {};\n }\n\n while (reader.index < end) {\n extraFieldId = reader.readInt(2);\n extraFieldLength = reader.readInt(2);\n extraFieldValue = reader.readData(extraFieldLength);\n\n this.extraFields[extraFieldId] = {\n id: extraFieldId,\n length: extraFieldLength,\n value: extraFieldValue\n };\n }\n };\n\n /**\n * Apply an UTF8 transformation if needed.\n */\n ZipEntry.prototype.handleUTF8 = function handleUTF8 () {\n var decodeParamType = support$3.uint8array ? \"uint8array\" : \"array\";\n if (this.useUTF8()) {\n this.fileNameStr = utf8decode(this.fileName);\n this.fileCommentStr = utf8decode(this.fileComment);\n } else {\n var upath = this.findExtraFieldUnicodePath();\n if (upath !== null) {\n this.fileNameStr = upath;\n } else {\n // ASCII text or unsupported code page\n var fileNameByteArray = transformTo(decodeParamType, this.fileName);\n this.fileNameStr = this.loadOptions.decodeFileName(fileNameByteArray);\n }\n\n var ucomment = this.findExtraFieldUnicodeComment();\n if (ucomment !== null) {\n this.fileCommentStr = ucomment;\n } else {\n // ASCII text or unsupported code page\n var commentByteArray = transformTo(decodeParamType, this.fileComment);\n this.fileCommentStr = this.loadOptions.decodeFileName(commentByteArray);\n }\n }\n };\n\n /**\n * Find the unicode path declared in the extra field, if any.\n * @return {String} the unicode path, null otherwise.\n */\n ZipEntry.prototype.findExtraFieldUnicodePath = function findExtraFieldUnicodePath () {\n var upathField = this.extraFields[0x7075];\n if (upathField) {\n var extraReader = readerFor(upathField.value);\n\n // wrong version\n if (extraReader.readInt(1) !== 1) {\n return null;\n }\n\n // the crc of the filename changed, this field is out of date.\n if (crc32wrapper(this.fileName) !== extraReader.readInt(4)) {\n return null;\n }\n\n return utf8decode(extraReader.readData(upathField.length - 5));\n }\n return null;\n };\n\n /**\n * Find the unicode comment declared in the extra field, if any.\n * @return {String} the unicode comment, null otherwise.\n */\n ZipEntry.prototype.findExtraFieldUnicodeComment = function findExtraFieldUnicodeComment () {\n var ucommentField = this.extraFields[0x6375];\n if (ucommentField) {\n var extraReader = readerFor(ucommentField.value);\n\n // wrong version\n if (extraReader.readInt(1) !== 1) {\n return null;\n }\n\n // the crc of the comment changed, this field is out of date.\n if (crc32wrapper(this.fileComment) !== extraReader.readInt(4)) {\n return null;\n }\n\n return utf8decode(extraReader.readData(ucommentField.length - 5));\n }\n return null;\n };\n\n /* eslint-disable */\n\n // class ZipEntries {{{\n /**\n * All the entries in the zip file.\n * @constructor\n * @param {Object} loadOptions Options for loading the stream.\n */\n var ZipEntries = function ZipEntries(loadOptions) {\n this.files = [];\n this.loadOptions = loadOptions;\n };\n\n /**\n * Check that the reader is on the specified signature.\n * @param {string} expectedSignature the expected signature.\n * @throws {Error} if it is an other signature.\n */\n ZipEntries.prototype.checkSignature = function checkSignature (expectedSignature) {\n if (!this.reader.readAndCheckSignature(expectedSignature)) {\n this.reader.index -= 4;\n var signature = this.reader.readString(4);\n throw new Error(\"Corrupted zip or bug: unexpected signature \" + \"(\" + pretty(signature) + \", expected \" + pretty(expectedSignature) + \")\");\n }\n };\n\n /**\n * Check if the given signature is at the given index.\n * @param {number} askedIndex the index to check.\n * @param {string} expectedSignature the signature to expect.\n * @return {boolean} true if the signature is here, false otherwise.\n */\n ZipEntries.prototype.isSignature = function isSignature (askedIndex, expectedSignature) {\n var currentIndex = this.reader.index;\n this.reader.setIndex(askedIndex);\n var signature = this.reader.readString(4);\n var result = signature === expectedSignature;\n this.reader.setIndex(currentIndex);\n return result;\n };\n\n /**\n * Read the end of the central directory.\n */\n ZipEntries.prototype.readBlockEndOfCentral = function readBlockEndOfCentral () {\n this.diskNumber = this.reader.readInt(2);\n this.diskWithCentralDirStart = this.reader.readInt(2);\n this.centralDirRecordsOnThisDisk = this.reader.readInt(2);\n this.centralDirRecords = this.reader.readInt(2);\n this.centralDirSize = this.reader.readInt(4);\n this.centralDirOffset = this.reader.readInt(4);\n\n this.zipCommentLength = this.reader.readInt(2);\n // warning : the encoding depends of the system locale\n // On a linux machine with LANG=en_US.utf8, this field is utf8 encoded.\n // On a windows machine, this field is encoded with the localized windows code page.\n var zipComment = this.reader.readData(this.zipCommentLength);\n var decodeParamType = support$3.uint8array ? \"uint8array\" : \"array\";\n // To get consistent behavior with the generation part, we will assume that\n // this is utf8 encoded unless specified otherwise.\n var decodeContent = transformTo(decodeParamType, zipComment);\n this.zipComment = this.loadOptions.decodeFileName(decodeContent);\n };\n\n /**\n * Read the end of the Zip 64 central directory.\n * Not merged with the method readEndOfCentral :\n * The end of central can coexist with its Zip64 brother,\n * I don't want to read the wrong number of bytes !\n */\n ZipEntries.prototype.readBlockZip64EndOfCentral = function readBlockZip64EndOfCentral () {\n this.zip64EndOfCentralSize = this.reader.readInt(8);\n this.reader.skip(4);\n // this.versionMadeBy = this.reader.readString(2);\n // this.versionNeeded = this.reader.readInt(2);\n this.diskNumber = this.reader.readInt(4);\n this.diskWithCentralDirStart = this.reader.readInt(4);\n this.centralDirRecordsOnThisDisk = this.reader.readInt(8);\n this.centralDirRecords = this.reader.readInt(8);\n this.centralDirSize = this.reader.readInt(8);\n this.centralDirOffset = this.reader.readInt(8);\n\n this.zip64ExtensibleData = {};\n var extraDataSize = this.zip64EndOfCentralSize - 44,\n index = 0,\n extraFieldId,\n extraFieldLength,\n extraFieldValue;\n while (index < extraDataSize) {\n extraFieldId = this.reader.readInt(2);\n extraFieldLength = this.reader.readInt(4);\n extraFieldValue = this.reader.readData(extraFieldLength);\n this.zip64ExtensibleData[extraFieldId] = {\n id: extraFieldId,\n length: extraFieldLength,\n value: extraFieldValue\n };\n }\n };\n\n /**\n * Read the end of the Zip 64 central directory locator.\n */\n ZipEntries.prototype.readBlockZip64EndOfCentralLocator = function readBlockZip64EndOfCentralLocator () {\n this.diskWithZip64CentralDirStart = this.reader.readInt(4);\n this.relativeOffsetEndOfZip64CentralDir = this.reader.readInt(8);\n this.disksCount = this.reader.readInt(4);\n if (this.disksCount > 1) {\n throw new Error(\"Multi-volumes zip are not supported\");\n }\n };\n\n /**\n * Read the local files, based on the offset read in the central part.\n */\n ZipEntries.prototype.readLocalFiles = function readLocalFiles () {\n var i, file;\n for (i = 0; i < this.files.length; i++) {\n file = this.files[i];\n this.reader.setIndex(file.localHeaderOffset);\n this.checkSignature(LOCAL_FILE_HEADER);\n file.readLocalPart(this.reader);\n file.handleUTF8();\n file.processAttributes();\n }\n };\n\n /**\n * Read the central directory.\n */\n ZipEntries.prototype.readCentralDir = function readCentralDir () {\n var file;\n\n this.reader.setIndex(this.centralDirOffset);\n while (this.reader.readAndCheckSignature(CENTRAL_FILE_HEADER)) {\n file = new ZipEntry({\n zip64: this.zip64\n }, this.loadOptions);\n file.readCentralPart(this.reader);\n this.files.push(file);\n }\n\n if (this.centralDirRecords !== this.files.length) {\n if (this.centralDirRecords !== 0 && this.files.length === 0) {\n // We expected some records but couldn't find ANY.\n // This is really suspicious, as if something went wrong.\n throw new Error(\"Corrupted zip or bug: expected \" + this.centralDirRecords + \" records in central dir, got \" + this.files.length);\n }\n }\n };\n\n /**\n * Read the end of central directory.\n */\n ZipEntries.prototype.readEndOfCentral = function readEndOfCentral () {\n var offset = this.reader.lastIndexOfSignature(CENTRAL_DIRECTORY_END);\n if (offset < 0) {\n // Check if the content is a truncated zip or complete garbage.\n // A \"LOCAL_FILE_HEADER\" is not required at the beginning (auto\n // extractible zip for example) but it can give a good hint.\n // If an ajax request was used without responseType, we will also\n // get unreadable data.\n var isGarbage = !this.isSignature(0, LOCAL_FILE_HEADER);\n\n if (isGarbage) {\n throw new Error(\"Can't find end of central directory : is this a zip file ? \" +\n \"If it is, see https://stuk.github.io/jszip/documentation/howto/read_zip.html\");\n } else {\n throw new Error(\"Corrupted zip: can't find end of central directory\");\n }\n\n }\n this.reader.setIndex(offset);\n var endOfCentralDirOffset = offset;\n this.checkSignature(CENTRAL_DIRECTORY_END);\n this.readBlockEndOfCentral();\n\n\n /* extract from the zip spec :\n 4) If one of the fields in the end of central directory\n record is too small to hold required data, the field\n should be set to -1 (0xFFFF or 0xFFFFFFFF) and the\n ZIP64 format record should be created.\n 5) The end of central directory record and the\n Zip64 end of central directory locator record must\n reside on the same disk when splitting or spanning\n an archive.\n */\n if (this.diskNumber === MAX_VALUE_16BITS || this.diskWithCentralDirStart === MAX_VALUE_16BITS || this.centralDirRecordsOnThisDisk === MAX_VALUE_16BITS || this.centralDirRecords === MAX_VALUE_16BITS || this.centralDirSize === MAX_VALUE_32BITS || this.centralDirOffset === MAX_VALUE_32BITS) {\n this.zip64 = true;\n\n /*\n Warning : the zip64 extension is supported, but ONLY if the 64bits integer read from\n the zip file can fit into a 32bits integer. This cannot be solved : JavaScript represents\n all numbers as 64-bit double precision IEEE 754 floating point numbers.\n So, we have 53bits for integers and bitwise operations treat everything as 32bits.\n see https://developer.mozilla.org/en-US/docs/JavaScript/Reference/Operators/Bitwise_Operators\n and http://www.ecma-international.org/publications/files/ECMA-ST/ECMA-262.pdf section 8.5\n */\n\n // should look for a zip64 EOCD locator\n offset = this.reader.lastIndexOfSignature(ZIP64_CENTRAL_DIRECTORY_LOCATOR);\n if (offset < 0) {\n throw new Error(\"Corrupted zip: can't find the ZIP64 end of central directory locator\");\n }\n this.reader.setIndex(offset);\n this.checkSignature(ZIP64_CENTRAL_DIRECTORY_LOCATOR);\n this.readBlockZip64EndOfCentralLocator();\n\n // now the zip64 EOCD record\n if (!this.isSignature(this.relativeOffsetEndOfZip64CentralDir, ZIP64_CENTRAL_DIRECTORY_END)) {\n // console.warn(\"ZIP64 end of central directory not where expected.\");\n this.relativeOffsetEndOfZip64CentralDir = this.reader.lastIndexOfSignature(ZIP64_CENTRAL_DIRECTORY_END);\n if (this.relativeOffsetEndOfZip64CentralDir < 0) {\n throw new Error(\"Corrupted zip: can't find the ZIP64 end of central directory\");\n }\n }\n this.reader.setIndex(this.relativeOffsetEndOfZip64CentralDir);\n this.checkSignature(ZIP64_CENTRAL_DIRECTORY_END);\n this.readBlockZip64EndOfCentral();\n }\n\n var expectedEndOfCentralDirOffset = this.centralDirOffset + this.centralDirSize;\n if (this.zip64) {\n expectedEndOfCentralDirOffset += 20; // end of central dir 64 locator\n expectedEndOfCentralDirOffset += 12 /* should not include the leading 12 bytes */ + this.zip64EndOfCentralSize;\n }\n\n var extraBytes = endOfCentralDirOffset - expectedEndOfCentralDirOffset;\n\n if (extraBytes > 0) {\n // console.warn(extraBytes, \"extra bytes at beginning or within zipfile\");\n if (this.isSignature(endOfCentralDirOffset, CENTRAL_FILE_HEADER)) ; else {\n // the offset is wrong, update the \"zero\" of the reader\n // this happens if data has been prepended (crx files for example)\n this.reader.zero = extraBytes;\n }\n } else if (extraBytes < 0) {\n throw new Error(\"Corrupted zip: missing \" + Math.abs(extraBytes) + \" bytes.\");\n }\n };\n\n ZipEntries.prototype.prepareReader = function prepareReader (data) {\n this.reader = readerFor(data);\n };\n\n /**\n * Read a zip file and create ZipEntries.\n * @param {String|ArrayBuffer|Uint8Array|Buffer} data the binary string representing a zip file.\n */\n ZipEntries.prototype.load = function load (data) {\n this.prepareReader(data);\n this.readEndOfCentral();\n this.readCentralDir();\n this.readLocalFiles();\n };\n\n /* eslint-disable */\n\n /**\n * Check the CRC32 of an entry.\n * @param {ZipEntry} zipEntry the zip entry to check.\n * @return {Promise} the result.\n */\n function checkEntryCRC32(zipEntry) {\n return new external.Promise(function (resolve, reject) {\n var worker = zipEntry.decompressed.getContentWorker().pipe(new Crc32Probe());\n worker.on(\"error\", function (e) {\n reject(e);\n })\n .on(\"end\", function () {\n if (worker.streamInfo.crc32 !== zipEntry.decompressed.crc32) {\n reject(new Error(\"Corrupted zip : CRC32 mismatch\"));\n } else {\n resolve();\n }\n })\n .resume();\n });\n }\n\n function load(data, options) {\n var zip = this;\n options = extend$h(options || {}, {\n base64: false,\n checkCRC32: false,\n optimizedBinaryString: false,\n createFolders: false,\n decodeFileName: utf8decode\n });\n\n return prepareContent(\"the loaded zip file\", data, true, options.optimizedBinaryString, options.base64)\n .then(function(data) {\n var zipEntries = new ZipEntries(options);\n zipEntries.load(data);\n return zipEntries;\n }).then(function checkCRC32(zipEntries) {\n var promises = [external.Promise.resolve(zipEntries)];\n var files = zipEntries.files;\n if (options.checkCRC32) {\n for (var i = 0; i < files.length; i++) {\n promises.push(checkEntryCRC32(files[i]));\n }\n }\n return external.Promise.all(promises);\n }).then(function addFiles(results) {\n var zipEntries = results.shift();\n var files = zipEntries.files;\n for (var i = 0; i < files.length; i++) {\n var input = files[i];\n zip.file(input.fileNameStr, input.decompressed, {\n binary: true,\n optimizedBinaryString: true,\n date: input.date,\n dir: input.dir,\n comment : input.fileCommentStr.length ? input.fileCommentStr : null,\n unixPermissions : input.unixPermissions,\n dosPermissions : input.dosPermissions,\n createFolders: options.createFolders\n });\n }\n if (zipEntries.zipComment.length) {\n zip.comment = zipEntries.zipComment;\n }\n\n return zip;\n });\n }\n\n /* eslint-disable */\n\n /**\n * Add a file in the current folder.\n * @private\n * @param {string} name the name of the file\n * @param {String|ArrayBuffer|Uint8Array|Buffer} data the data of the file\n * @param {Object} originalOptions the options of the file\n * @return {Object} the new file.\n */\n var fileAdd = function(name, data, originalOptions) {\n // be sure sub folders exist\n var dataType = getTypeOf(data),\n parent;\n\n\n /*\n * Correct options.\n */\n\n var o = extend$h(originalOptions || {}, defaults);\n o.date = o.date || new Date();\n if (o.compression !== null) {\n o.compression = o.compression.toUpperCase();\n }\n\n if (typeof o.unixPermissions === \"string\") {\n o.unixPermissions = parseInt(o.unixPermissions, 8);\n }\n\n // UNX_IFDIR 0040000 see zipinfo.c\n if (o.unixPermissions && (o.unixPermissions & 0x4000)) {\n o.dir = true;\n }\n // Bit 4 Directory\n if (o.dosPermissions && (o.dosPermissions & 0x0010)) {\n o.dir = true;\n }\n\n if (o.dir) {\n name = forceTrailingSlash(name);\n }\n if (o.createFolders && (parent = parentFolder(name))) {\n folderAdd.call(this, parent, true);\n }\n\n var isUnicodeString = dataType === \"string\" && o.binary === false && o.base64 === false;\n if (!originalOptions || typeof originalOptions.binary === \"undefined\") {\n o.binary = !isUnicodeString;\n }\n\n\n var isCompressedEmpty = (data instanceof CompressedObject) && data.uncompressedSize === 0;\n\n if (isCompressedEmpty || o.dir || !data || data.length === 0) {\n o.base64 = false;\n o.binary = true;\n data = \"\";\n o.compression = \"STORE\";\n dataType = \"string\";\n }\n\n /*\n * Convert content to fit.\n */\n\n var zipObjectContent = null;\n if (data instanceof CompressedObject || data instanceof GenericWorker) {\n zipObjectContent = data;\n } else {\n zipObjectContent = prepareContent(name, data, o.binary, o.optimizedBinaryString, o.base64);\n }\n\n var object = new ZipObject(name, zipObjectContent, o);\n this.files[name] = object;\n /*\n TODO: we can't throw an exception because we have async promises\n (we can have a promise of a Date() for example) but returning a\n promise is useless because file(name, data) returns the JSZip\n object for chaining. Should we break that to allow the user\n to catch the error ?\n\n return external.Promise.resolve(zipObjectContent)\n .then(function () {\n return object;\n });\n */\n };\n\n /**\n * Find the parent folder of the path.\n * @private\n * @param {string} path the path to use\n * @return {string} the parent folder, or \"\"\n */\n var parentFolder = function (path) {\n if (path.slice(-1) === '/') {\n path = path.substring(0, path.length - 1);\n }\n var lastSlash = path.lastIndexOf('/');\n return (lastSlash > 0) ? path.substring(0, lastSlash) : \"\";\n };\n\n /**\n * Returns the path with a slash at the end.\n * @private\n * @param {String} path the path to check.\n * @return {String} the path with a trailing slash.\n */\n var forceTrailingSlash = function(path) {\n // Check the name ends with a /\n if (path.slice(-1) !== \"/\") {\n path += \"/\"; // IE doesn't like substr(-1)\n }\n return path;\n };\n\n /**\n * Add a (sub) folder in the current folder.\n * @private\n * @param {string} name the folder's name\n * @param {boolean=} [createFolders] If true, automatically create sub\n * folders. Defaults to false.\n * @return {Object} the new folder.\n */\n var folderAdd = function(name, createFolders$1) {\n createFolders$1 = (typeof createFolders$1 !== 'undefined') ? createFolders$1 : createFolders;\n\n name = forceTrailingSlash(name);\n\n // Does this folder already exist?\n if (!this.files[name]) {\n fileAdd.call(this, name, null, {\n dir: true,\n createFolders: createFolders$1\n });\n }\n return this.files[name];\n };\n\n /**\n * Cross-window, cross-Node-context regular expression detection\n * @param {Object} object Anything\n * @return {Boolean} true if the object is a regular expression,\n * false otherwise\n */\n function isRegExp(object) {\n return Object.prototype.toString.call(object) === \"[object RegExp]\";\n }\n\n /**\n * Representation a of zip file in js\n * @constructor\n */\n var JSZip$1 = function JSZip() {\n if (arguments.length) {\n throw new Error(\"The constructor with parameters has been removed in JSZip 3.0, please check the upgrade guide.\");\n }\n\n // object containing the files :\n // {\n // \"folder/\" : {...},\n // \"folder/data.txt\" : {...}\n // }\n // NOTE: we use a null prototype because we do not\n // want filenames like \"toString\" coming from a zip file\n // to overwrite methods and attributes in a normal Object.\n this.files = Object.create(null);\n\n this.comment = null;\n\n // Where we are in the hierarchy\n this.root = \"\";\n this.clone = function() {\n var newObj = new JSZip();\n for (var i in this) {\n if (typeof this[i] !== \"function\") {\n newObj[i] = this[i];\n }\n }\n return newObj;\n };\n };\n\n var staticAccessors$1 = { support: { configurable: true },defaults: { configurable: true },version: { configurable: true },external: { configurable: true } };\n\n /**\n * @see loadAsync\n */\n JSZip$1.prototype.load = function load () {\n throw new Error(\"This method has been removed in JSZip 3.0, please check the upgrade guide.\");\n };\n\n /**\n * Call a callback function for each entry at this folder level.\n * @param {Function} cb the callback function:\n * function (relativePath, file) {...}\n * It takes 2 arguments : the relative path and the file.\n */\n JSZip$1.prototype.forEach = function forEach (cb) {\n var filename, relativePath, file;\n for (filename in this.files) {\n file = this.files[filename];\n relativePath = filename.slice(this.root.length, filename.length);\n if (relativePath && filename.slice(0, this.root.length) === this.root) { // the file is in the current root\n cb(relativePath, file); // TODO reverse the parameters ? need to be clean AND consistent with the filter search fn...\n }\n }\n };\n\n /**\n * Filter nested files/folders with the specified function.\n * @param {Function} search the predicate to use :\n * function (relativePath, file) {...}\n * It takes 2 arguments : the relative path and the file.\n * @return {Array} An array of matching elements.\n */\n JSZip$1.prototype.filter = function filter (search) {\n var result = [];\n this.forEach(function (relativePath, entry) {\n if (search(relativePath, entry)) { // the file matches the function\n result.push(entry);\n }\n\n });\n return result;\n };\n\n /**\n * Add a file to the zip file, or search a file.\n * @param {string|RegExp} name The name of the file to add (if data is defined),\n * the name of the file to find (if no data) or a regex to match files.\n * @param {String|ArrayBuffer|Uint8Array|Buffer} data The file data, either raw or base64 encoded\n * @param {Object} o File options\n * @return {JSZip|Object|Array} this JSZip object (when adding a file),\n * a file (when searching by string) or an array of files (when searching by regex).\n */\n JSZip$1.prototype.file = function file (name, data, o) {\n if (arguments.length === 1) {\n if (isRegExp(name)) {\n var regexp = name;\n return this.filter(function(relativePath, file) {\n return !file.dir && regexp.test(relativePath);\n });\n }\n else { // text\n var obj = this.files[this.root + name];\n if (obj && !obj.dir) {\n return obj;\n } else {\n return null;\n }\n }\n }\n else { // more than one argument : we have data !\n name = this.root + name;\n fileAdd.call(this, name, data, o);\n }\n return this;\n };\n\n /**\n * Add a directory to the zip file, or search.\n * @param {String|RegExp} arg The name of the directory to add, or a regex to search folders.\n * @return {JSZip} an object with the new directory as the root, or an array containing matching folders.\n */\n JSZip$1.prototype.folder = function folder (arg) {\n if (!arg) {\n return this;\n }\n\n if (isRegExp(arg)) {\n return this.filter(function(relativePath, file) {\n return file.dir && arg.test(relativePath);\n });\n }\n\n // else, name is a new folder\n var name = this.root + arg;\n var newFolder = folderAdd.call(this, name);\n\n // Allow chaining by returning a new object with this folder as the root\n var ret = this.clone();\n ret.root = newFolder.name;\n return ret;\n };\n\n /**\n * Delete a file, or a directory and all sub-files, from the zip\n * @param {string} name the name of the file to delete\n * @return {JSZip} this JSZip object\n */\n JSZip$1.prototype.remove = function remove (name) {\n name = this.root + name;\n var file = this.files[name];\n if (!file) {\n // Look for any folders\n if (name.slice(-1) !== \"/\") {\n name += \"/\";\n }\n file = this.files[name];\n }\n\n if (file && !file.dir) {\n // file\n delete this.files[name];\n } else {\n // maybe a folder, delete recursively\n var kids = this.filter(function(relativePath, file) {\n return file.name.slice(0, name.length) === name;\n });\n for (var i = 0; i < kids.length; i++) {\n delete this.files[kids[i].name];\n }\n }\n\n return this;\n };\n\n /**\n * Generate the complete zip file\n * @param {Object} options the options to generate the zip file :\n * - compression, \"STORE\" by default.\n * - type, \"base64\" by default. Values are : string, base64, uint8array, arraybuffer, blob.\n * @return {String|Uint8Array|ArrayBuffer|Buffer|Blob} the zip file\n */\n JSZip$1.prototype.generate = function generate (options) {\n throw new Error(\"This method has been removed in JSZip 3.0, please check the upgrade guide.\");\n };\n\n /**\n * Generate the complete zip file as an internal stream.\n * @param {Object} options the options to generate the zip file :\n * - compression, \"STORE\" by default.\n * - type, \"base64\" by default. Values are : string, base64, uint8array, arraybuffer, blob.\n * @return {StreamHelper} the streamed zip file.\n */\n JSZip$1.prototype.generateInternalStream = function generateInternalStream (options) {\n var worker, opts = {};\n try {\n opts = extend$h(options || {}, {\n streamFiles: false,\n compression: \"STORE\",\n compressionOptions : null,\n type: \"\",\n platform: \"DOS\",\n comment: null,\n mimeType: 'application/zip',\n encodeFileName: utf8encode\n });\n\n opts.type = opts.type.toLowerCase();\n opts.compression = opts.compression.toUpperCase();\n\n // \"binarystring\" is preferred but the internals use \"string\".\n if(opts.type === \"binarystring\") {\n opts.type = \"string\";\n }\n\n if (!opts.type) {\n throw new Error(\"No output type specified.\");\n }\n\n checkSupport(opts.type);\n\n // accept nodejs `process.platform`\n if(\n opts.platform === 'darwin' ||\n opts.platform === 'freebsd' ||\n opts.platform === 'linux' ||\n opts.platform === 'sunos'\n ) {\n opts.platform = \"UNIX\";\n }\n if (opts.platform === 'win32') {\n opts.platform = \"DOS\";\n }\n\n var comment = opts.comment || this.comment || \"\";\n worker = generateWorker(this, opts, comment);\n } catch (e) {\n worker = new GenericWorker(\"error\");\n worker.error(e);\n }\n return new StreamHelper(worker, opts.type || \"string\", opts.mimeType);\n };\n\n /**\n * Generate the complete zip file asynchronously.\n * @see generateInternalStream\n */\n JSZip$1.prototype.generateAsync = function generateAsync (options, onUpdate) {\n return this.generateInternalStream(options).accumulate(onUpdate);\n };\n\n JSZip$1.prototype.loadAsync = function loadAsync (data, options) {\n return load.apply(this, [data, options]);\n };\n\n JSZip$1.loadAsync = function loadAsync (content, options) {\n return new JSZip$1().loadAsync(content, options);\n };\n \n staticAccessors$1.support.get = function () {\n return support$3;\n };\n\n staticAccessors$1.defaults.get = function () {\n return defaults;\n };\n\n staticAccessors$1.version.get = function () {\n return \"3.2.2-esm\";\n };\n\n staticAccessors$1.external.get = function () {\n return external;\n };\n\n Object.defineProperties( JSZip$1, staticAccessors$1 );\n\n const __meta__$2C = {\n id: \"ooxml.cmn.chunk\",\n name: \"OoxmlCmnChunk\",\n category: \"web\",\n description: \"A reusable outputed chunk of code\",\n depends: ['jszip-esm.cmn.chunk'],\n hidden: true,\n chunk: true\n };\n\n\n\n var current$1$1 = {\n compile: function(template) {\n return template;\n }\n };\n\n var TemplateService$1 = function TemplateService () {};\n\n TemplateService$1.register = function register (userImplementation) {\n current$1$1 = userImplementation;\n };\n\n TemplateService$1.compile = function compile (template) {\n return current$1$1.compile(template);\n };\n\n var FIELD_REGEX$4 = /\\[(?:(\\d+)|['\"](.*?)['\"])\\]|((?:(?!\\[.*?\\]|\\.).)+)/g;\n var getterCache$4 = {};\n var UNDEFINED$2 = 'undefined';\n\n getterCache$4[UNDEFINED$2] = function(obj) {\n return obj;\n };\n\n function getter$4(field) {\n if (getterCache$4[field]) {\n return getterCache$4[field];\n }\n\n var fields = [];\n field.replace(FIELD_REGEX$4, function(match, index, indexAccessor, field) {\n fields.push(typeof index !== UNDEFINED$2 ? index : (indexAccessor || field));\n });\n\n getterCache$4[field] = function(obj) {\n var result = obj;\n for (var idx = 0; idx < fields.length && result; idx++) {\n result = result[fields[idx]];\n }\n\n return result;\n };\n\n return getterCache$4[field];\n }\n\n function map$3(array, func) {\n return array.reduce(function (result, el, i) {\n var val = func(el, i);\n if (val != null) {\n result.push(val);\n }\n return result;\n }, []);\n }\n\n function defaultGroupHeaderTemplate(data) {\n return ((data.title) + \": \" + (data.value));\n }\n\n function createArray(length, callback) {\n var result = [];\n\n for (var idx = 0; idx < length; idx++) {\n result.push(callback(idx));\n }\n\n return result;\n }\n\n function defaultItemId(item) {\n return item.id;\n }\n\n var ExcelExporter = function ExcelExporter(options) {\n options.columns = this._trimColumns(options.columns || []);\n\n this.allColumns = map$3(this._leafColumns(options.columns || []), this._prepareColumn);\n\n this.columns = this._visibleColumns(this.allColumns);\n\n this.options = options;\n this.data = options.data || [];\n this.aggregates = options.aggregates || {};\n this.groups = [].concat(options.groups || []);\n this.hasGroups = this.groups.length > 0;\n this.hierarchy = options.hierarchy;\n this.hasGroupHeaderColumn = this.columns.some(function (column) { return column.groupHeaderColumnTemplate; });\n this.collapsible = this.options.collapsible;\n };\n\n ExcelExporter.prototype.workbook = function workbook () {\n var workbook = {\n sheets: [ {\n columns: this._columns(),\n rows: this.hierarchy ? this._hierarchyRows() : this._rows(),\n freezePane: this._freezePane(),\n filter: this._filter()\n } ]\n };\n\n return workbook;\n };\n\n ExcelExporter.prototype._trimColumns = function _trimColumns (columns) {\n var this$1$1 = this;\n\n return columns.filter(function (column) {\n var result = Boolean(column.field);\n\n if (!result && column.columns) {\n result = this$1$1._trimColumns(column.columns).length > 0;\n }\n\n return result;\n });\n };\n\n ExcelExporter.prototype._leafColumns = function _leafColumns (columns) {\n var this$1$1 = this;\n\n var result = [];\n\n for (var idx = 0; idx < columns.length; idx++) {\n if (!columns[idx].columns) {\n result.push(columns[idx]);\n } else {\n result = result.concat(this$1$1._leafColumns(columns[idx].columns));\n }\n }\n\n return result;\n };\n\n ExcelExporter.prototype._prepareColumn = function _prepareColumn (column) {\n if (!column.field) {\n return null;\n }\n\n var value = function(dataItem) {\n return getter$4(column.field, true)(dataItem);\n };\n\n var values = null;\n\n if (column.values) {\n values = {};\n\n column.values.forEach(function(item) {\n values[item.value] = item.text;\n });\n\n value = function(dataItem) {\n return values[getter$4(column.field, true)(dataItem)];\n };\n }\n\n return Object.assign({}, column, {\n value: value,\n values: values,\n groupHeaderTemplate: column.groupHeaderTemplate ? TemplateService$1.compile(column.groupHeaderTemplate) : defaultGroupHeaderTemplate,\n groupHeaderColumnTemplate: column.groupHeaderColumnTemplate ? TemplateService$1.compile(column.groupHeaderColumnTemplate) : null,\n groupFooterTemplate: column.groupFooterTemplate ? TemplateService$1.compile(column.groupFooterTemplate) : null,\n footerTemplate: column.footerTemplate ? TemplateService$1.compile(column.footerTemplate) : null\n });\n };\n\n ExcelExporter.prototype._filter = function _filter () {\n if (!this.options.filterable) {\n return null;\n }\n\n var depth = this._depth();\n\n return {\n from: depth,\n to: depth + this.columns.length - 1\n };\n };\n\n ExcelExporter.prototype._createPaddingCells = function _createPaddingCells (length) {\n var this$1$1 = this;\n\n return createArray(length, function () { return Object.assign({\n background: \"#dfdfdf\",\n color: \"#333\"\n }, this$1$1.options.paddingCellOptions); });\n };\n\n ExcelExporter.prototype._dataRow = function _dataRow (dataItem, level, depth) {\n var this$1$1 = this;\n\n var cells = this._createPaddingCells(level);\n\n // grouped\n if (this.hasGroups && depth && dataItem.items) {\n cells = cells.concat(this._groupHeaderCells(dataItem, level, depth));\n var rows = this._dataRows(dataItem.items, level + 1);\n\n rows.unshift({\n type: \"group-header\",\n cells: cells,\n level: this.collapsible ? level : null\n });\n\n return rows.concat(this._footer(dataItem, level));\n }\n\n var dataCells = [];\n\n for (var cellIdx = 0; cellIdx < this.columns.length; cellIdx++) {\n dataCells[cellIdx] = this$1$1._cell(dataItem, this$1$1.columns[cellIdx]);\n }\n\n if (this.hierarchy) {\n dataCells[0].colSpan = depth - level + 1;\n }\n\n return [ {\n type: \"data\",\n cells: cells.concat(dataCells),\n level: this.collapsible ? level : null\n } ];\n };\n\n ExcelExporter.prototype._groupHeaderCells = function _groupHeaderCells (dataItem, level, depth) {\n var cells = [];\n\n var column = this.allColumns.filter(function(column) {\n return column.field === dataItem.field;\n })[0] || {};\n\n var title = column && column.title ? column.title : dataItem.field;\n var template = column ? column.groupHeaderTemplate || column.groupHeaderColumnTemplate : null;\n var group = Object.assign({\n title: title,\n field: dataItem.field,\n value: column && column.values ? column.values[dataItem.value] : dataItem.value,\n aggregates: dataItem.aggregates,\n items: dataItem.items\n }, dataItem.aggregates[dataItem.field]);\n\n var value = template ? template(group) : (title + \": \" + (dataItem.value));\n\n cells.push(Object.assign({\n value: value,\n background: \"#dfdfdf\",\n color: \"#333\",\n colSpan: (this.hasGroupHeaderColumn ? 1 : this.columns.length) + depth - level\n }, column.groupHeaderCellOptions));\n\n if (this.hasGroupHeaderColumn) {\n this.columns.forEach(function(column, index) {\n if (index > 0) {\n cells.push(Object.assign({\n background: \"#dfdfdf\",\n color: \"#333\",\n value: column.groupHeaderColumnTemplate ?\n column.groupHeaderColumnTemplate(Object.assign({ group: group }, group, dataItem.aggregates[column.field])) :\n undefined\n }, column.groupHeaderCellOptions));\n }\n });\n }\n\n return cells;\n };\n\n ExcelExporter.prototype._dataRows = function _dataRows (dataItems, level) {\n var this$1$1 = this;\n\n var depth = this._depth();\n var rows = [];\n\n for (var idx = 0; idx < dataItems.length; idx++) {\n rows.push.apply(rows, this$1$1._dataRow(dataItems[idx], level, depth));\n }\n\n return rows;\n };\n\n ExcelExporter.prototype._hierarchyRows = function _hierarchyRows () {\n var this$1$1 = this;\n\n var depth = this._depth();\n var data = this.data;\n var itemLevel = this.hierarchy.itemLevel;\n var itemId = this.hierarchy.itemId || defaultItemId;\n var hasFooter = this._hasFooterTemplate();\n var rows = [];\n var parents = [];\n var previousLevel = 0;\n var previousItemId;\n\n if (!hasFooter) {\n this.collapsible = false;\n }\n\n for (var idx = 0; idx < data.length; idx++) {\n var item = data[idx];\n var level = itemLevel(item, idx);\n\n if (hasFooter) {\n if (level > previousLevel) {\n parents.push({ id: previousItemId, level: previousLevel });\n } else if (level < previousLevel) {\n rows.push.apply(rows, this$1$1._hierarchyFooterRows(parents, level, depth));\n }\n\n previousLevel = level;\n previousItemId = itemId(item, idx);\n }\n\n rows.push.apply(rows, this$1$1._dataRow(item, level + 1, depth));\n }\n\n if (hasFooter) {\n rows.push.apply(rows, this._hierarchyFooterRows(parents, 0, depth));\n\n var rootAggregate = data.length ? this.aggregates[data[0].parentId] : {};\n rows.push(this._hierarchyFooter(rootAggregate, 0, depth));\n }\n\n this._prependHeaderRows(rows);\n\n return rows;\n };\n\n ExcelExporter.prototype._hierarchyFooterRows = function _hierarchyFooterRows (parents, currentLevel, depth) {\n var this$1$1 = this;\n\n var rows = [];\n while (parents.length && parents[parents.length - 1].level >= currentLevel) {\n var parent = parents.pop();\n rows.push(this$1$1._hierarchyFooter(this$1$1.aggregates[parent.id], parent.level + 1, depth));\n }\n\n return rows;\n };\n\n ExcelExporter.prototype._hasFooterTemplate = function _hasFooterTemplate () {\n var columns = this.columns;\n for (var idx = 0; idx < columns.length; idx++) {\n if (columns[idx].footerTemplate) {\n return true;\n }\n }\n };\n\n ExcelExporter.prototype._hierarchyFooter = function _hierarchyFooter (aggregates, level, depth) {\n var cells = this.columns.map(function(column, index) {\n var colSpan = index ? 1 : depth - level + 1;\n if (column.footerTemplate) {\n var fieldAggregates = (aggregates || {})[column.field];\n return Object.assign({\n background: \"#dfdfdf\",\n color: \"#333\",\n colSpan: colSpan,\n value: column.footerTemplate(Object.assign({ aggregates: aggregates }, fieldAggregates))\n }, column.footerCellOptions);\n }\n\n return Object.assign({\n background: \"#dfdfdf\",\n color: \"#333\",\n colSpan: colSpan\n }, column.footerCellOptions);\n });\n\n return {\n type: \"footer\",\n cells: this._createPaddingCells(level).concat(cells),\n level: this.collapsible ? level : null\n };\n };\n\n ExcelExporter.prototype._footer = function _footer (dataItem, level) {\n var rows = [];\n var footer = this.columns.some(function (column) { return column.groupFooterTemplate; });\n\n var templateData, group;\n if (footer) {\n group = {\n group: { items: dataItem.items,\n field: dataItem.field,\n value: dataItem.value }\n };\n templateData = {};\n Object.keys(dataItem.aggregates).forEach(function (key) {\n templateData[key] = Object.assign({}, dataItem.aggregates[key], group);\n });\n }\n\n var cells = this.columns.map(function (column) {\n if (column.groupFooterTemplate) {\n var data = Object.assign({}, templateData, dataItem.aggregates[column.field], group);\n return Object.assign({\n background: \"#dfdfdf\",\n color: \"#333\",\n value: column.groupFooterTemplate(data)\n }, column.groupFooterCellOptions);\n }\n\n return Object.assign({\n background: \"#dfdfdf\",\n color: \"#333\"\n }, column.groupFooterCellOptions);\n });\n\n if (footer) {\n rows.push({\n type: \"group-footer\",\n cells: this._createPaddingCells(this.groups.length).concat(cells),\n level: this.collapsible ? level : null\n });\n }\n\n return rows;\n };\n\n ExcelExporter.prototype._isColumnVisible = function _isColumnVisible (column) {\n return this._visibleColumns([ column ]).length > 0 && (column.field || column.columns);\n };\n\n ExcelExporter.prototype._visibleColumns = function _visibleColumns (columns) {\n var this$1$1 = this;\n\n return columns.filter(function (column) {\n var exportable = column.exportable;\n if (typeof exportable === 'object') {\n exportable = column.exportable.excel;\n }\n\n var visibleInExport = !column.hidden && exportable !== false;\n var visibleInExportOnly = column.hidden && exportable === true;\n var visible = visibleInExport || visibleInExportOnly;\n if (visible && column.columns) {\n visible = this$1$1._visibleColumns(column.columns).length > 0;\n }\n return visible;\n });\n };\n\n ExcelExporter.prototype._headerRow = function _headerRow (row, groups) {\n var this$1$1 = this;\n\n var headers = row.cells.map(function(cell) {\n return Object.assign(cell, {\n colSpan: cell.colSpan > 1 ? cell.colSpan : 1,\n rowSpan: row.rowSpan > 1 && !cell.colSpan ? row.rowSpan : 1\n });\n });\n\n if (this.hierarchy && headers[0].firstCell) {\n headers[0].colSpan += this._depth();\n }\n\n return {\n type: \"header\",\n cells: createArray(groups.length, function () { return Object.assign({\n background: \"#7a7a7a\",\n color: \"#fff\"\n }, this$1$1.options.headerPaddingCellOptions); }).concat(headers)\n };\n };\n\n ExcelExporter.prototype._prependHeaderRows = function _prependHeaderRows (rows) {\n var this$1$1 = this;\n\n var groups = this.groups;\n\n var headerRows = [ { rowSpan: 1, cells: [], index: 0 } ];\n\n this._prepareHeaderRows(headerRows, this.options.columns);\n\n for (var idx = headerRows.length - 1; idx >= 0; idx--) {\n rows.unshift(this$1$1._headerRow(headerRows[idx], groups));\n }\n };\n\n ExcelExporter.prototype._prepareHeaderRows = function _prepareHeaderRows (rows, columns, parentCell, parentRow) {\n var this$1$1 = this;\n\n var row = parentRow || rows[rows.length - 1];\n var childRow = rows[row.index + 1];\n var totalColSpan = 0;\n\n for (var idx = 0; idx < columns.length; idx++) {\n var column = columns[idx];\n if (this$1$1._isColumnVisible(column)) {\n\n var cell = Object.assign({\n background: \"#7a7a7a\",\n color: \"#fff\",\n value: column.title || column.field,\n colSpan: 0,\n firstCell: idx === 0 && (!parentCell || parentCell.firstCell)\n }, column.headerCellOptions);\n row.cells.push(cell);\n\n if (column.columns && column.columns.length) {\n if (!childRow) {\n childRow = { rowSpan: 0, cells: [], index: rows.length };\n rows.push(childRow);\n }\n cell.colSpan = this$1$1._trimColumns(this$1$1._visibleColumns(column.columns)).length;\n this$1$1._prepareHeaderRows(rows, column.columns, cell, childRow);\n totalColSpan += cell.colSpan - 1;\n row.rowSpan = rows.length - row.index;\n }\n }\n }\n\n if (parentCell) {\n parentCell.colSpan += totalColSpan;\n }\n };\n\n ExcelExporter.prototype._rows = function _rows () {\n var this$1$1 = this;\n\n var rows = this._dataRows(this.data, 0);\n\n if (this.columns.length) {\n this._prependHeaderRows(rows);\n var footer = false;\n\n var cells = this.columns.map(function (column) {\n if (column.footerTemplate) {\n footer = true;\n\n return Object.assign({\n background: \"#dfdfdf\",\n color: \"#333\",\n value: column.footerTemplate(Object.assign({}, this$1$1.aggregates, this$1$1.aggregates[column.field]))\n }, column.footerCellOptions);\n }\n\n return Object.assign({\n background: \"#dfdfdf\",\n color: \"#333\"\n }, column.footerCellOptions);\n });\n\n if (footer) {\n rows.push({\n type: \"footer\",\n cells: this._createPaddingCells(this.groups.length).concat(cells)\n });\n }\n }\n\n return rows;\n };\n\n ExcelExporter.prototype._headerDepth = function _headerDepth (columns) {\n var this$1$1 = this;\n\n var result = 1;\n var max = 0;\n\n for (var idx = 0; idx < columns.length; idx++) {\n if (columns[idx].columns) {\n var temp = this$1$1._headerDepth(columns[idx].columns);\n if (temp > max) {\n max = temp;\n }\n }\n }\n return result + max;\n };\n\n ExcelExporter.prototype._freezePane = function _freezePane () {\n var columns = this._visibleColumns(this.options.columns || []);\n\n var colSplit = this._visibleColumns(this._trimColumns(this._leafColumns(columns.filter(function(column) {\n return column.locked;\n })))).length;\n\n return {\n rowSplit: this._headerDepth(columns),\n colSplit: colSplit ? colSplit + this.groups.length : 0\n };\n };\n\n ExcelExporter.prototype._cell = function _cell (dataItem, column) {\n return Object.assign({\n value: column.value(dataItem)\n }, column.cellOptions);\n };\n\n ExcelExporter.prototype._depth = function _depth () {\n var depth = 0;\n\n if (this.hierarchy) {\n depth = this.hierarchy.depth;\n } else {\n depth = this.groups.length;\n }\n\n return depth;\n };\n\n ExcelExporter.prototype._columns = function _columns () {\n var depth = this._depth();\n var columns = createArray(depth, function () { return ({ width: 20 }); });\n\n return columns.concat(this.columns.map(function(column) {\n return {\n width: parseInt(column.width, 10),\n autoWidth: column.width ? false : true\n };\n }));\n };\n\n var current$3 = {\n toString: function (value) { return value; }\n };\n\n var IntlService$1 = function IntlService () {};\n\n IntlService$1.register = function register (userImplementation) {\n current$3 = userImplementation;\n };\n\n IntlService$1.toString = function toString (value, format) {\n return current$3.toString(value, format);\n };\n\n function createZip() {\n return new JSZip$1();\n }\n\n // date packing utilities from Kendo Spreadsheet\n\n // Julian days algorithms from http://www.hermetic.ch/cal_stud/jdn.htm#comp\n function dateToJulianDays$1(y, m, d) {\n return ((1461 * (y + 4800 + ((m - 13) / 12 | 0))) / 4 | 0) +\n ((367 * (m - 1 - 12 * ((m - 13) / 12 | 0))) / 12 | 0) -\n ((3 * (((y + 4900 + ((m - 13) / 12 | 0)) / 100 | 0))) / 4 | 0) +\n d - 32075;\n }\n\n // This uses the Google Spreadsheet approach: treat 1899-12-31 as day 1, allowing to avoid\n // implementing the \"Leap Year Bug\" yet still be Excel compatible for dates starting 1900-03-01.\n var BASE_DATE$1 = dateToJulianDays$1(1900, 0, -1);\n\n function packDate$3(year, month, date) {\n return dateToJulianDays$1(year, month, date) - BASE_DATE$1;\n }\n\n function packTime$2(hh, mm, ss, ms) {\n return (hh + (mm + (ss + ms / 1000) / 60) / 60) / 24;\n }\n\n function dateToSerial$3(date) {\n var time = packTime$2(date.getHours(),\n date.getMinutes(),\n date.getSeconds(),\n date.getMilliseconds());\n var serial = packDate$3(date.getFullYear(),\n date.getMonth(),\n date.getDate());\n return serial < 0 ? serial - 1 + time : serial + time;\n }\n\n var MIME_TYPE = \"application/vnd.openxmlformats-officedocument.spreadsheetml.sheet\";\n var DATA_URL_PREFIX = \"data:\" + MIME_TYPE + \";base64,\";\n var DATA_URL_OPTIONS = { compression: \"DEFLATE\", type: \"base64\" };\n var BLOB_OPTIONS = { compression: \"DEFLATE\", type: \"blob\" };\n var ARRAYBUFFER_OPTIONS = { compression: \"DEFLATE\", type: \"arraybuffer\" };\n\n /* eslint-disable key-spacing, no-confusing-arrow, no-constant-condition, indent, no-nested-ternary, consistent-return */\n\n function toDataURI(content) {\n return DATA_URL_PREFIX + content;\n }\n\n function indexOf$1(thing, array) {\n return array.indexOf(thing);\n }\n\n var parseJSON = JSON.parse.bind(JSON);\n\n function ESC(val) {\n return String(val)\n .replace(/&/g, \"&\")\n .replace(//g, \">\")\n .replace(/\\\"/g, \""\")\n .replace(/\\'/g, \"'\");\n }\n\n function repeat$1(count, func) {\n var str = \"\";\n for (var i = 0; i < count; ++i) {\n str += func(i);\n }\n return str;\n }\n\n function foreach(arr, func) {\n var str = \"\";\n if (arr != null) {\n if (Array.isArray(arr)) {\n for (var i = 0; i < arr.length; ++i) {\n str += func(arr[i], i);\n }\n } else if (typeof arr == \"object\") {\n Object.keys(arr).forEach(function (key, i) {\n str += func(arr[key], key, i);\n });\n }\n }\n return str;\n }\n\n var XMLHEAD = '\\r';\n\n var RELS = XMLHEAD + \"\\n \\n \\n \\n \\n \";\n\n var CORE = function (ref) {\n var creator = ref.creator;\n var lastModifiedBy = ref.lastModifiedBy;\n var created = ref.created;\n var modified = ref.modified;\n\n return (XMLHEAD + \"\\n \\n \" + (ESC(creator)) + \"\\n \" + (ESC(lastModifiedBy)) + \"\\n \" + (ESC(created)) + \"\\n \" + (ESC(modified)) + \"\\n\");\n };\n\n var APP = function (ref) {\n var sheets = ref.sheets;\n\n return (XMLHEAD + \"\\n\\n Microsoft Excel\\n 0\\n false\\n \\n \\n \\n Worksheets\\n \\n \\n \" + (sheets.length) + \"\\n \\n \\n \\n \\n \" + (foreach(sheets, function (sheet, i) { return sheet.options.title\n ? (\"\" + (ESC(sheet.options.title)) + \"\")\n : (\"Sheet\" + (i + 1) + \"\"); }\n )) + \"\\n \\n false\\n false\\n false\\n 14.0300\\n\");\n };\n\n var CONTENT_TYPES = function (ref) {\n var sheetCount = ref.sheetCount;\n var commentFiles = ref.commentFiles;\n var drawingFiles = ref.drawingFiles;\n\n return (XMLHEAD + \"\\n\\n \\n \\n \\n \\n \\n \\n \\n \\n \\n \" + (repeat$1(sheetCount, function (idx) { return (\"\"); })) + \"\\n \" + (foreach(commentFiles, function (filename) { return (\"\"); })) + \"\\n \" + (foreach(drawingFiles, function (filename) { return (\"\"); })) + \"\\n \\n \\n\");\n };\n\n var WORKBOOK = function (ref) {\n var sheets = ref.sheets;\n var filterNames = ref.filterNames;\n var userNames = ref.userNames;\n\n return (XMLHEAD + \"\\n\\n \\n \\n \\n \\n \\n \\n \" + (foreach(sheets, function (ref, i) {\n var options = ref.options;\n\n var name = options.name || options.title || (\"Sheet\" + (i + 1));\n var state = options.state || 'visible';\n return (\"\");\n })) + \"\\n \\n \" + (filterNames.length || userNames.length ? (\"\\n \\n \" + (foreach(filterNames, function (f) { return (\"\\n \" + (ESC(quoteSheet(f.name))) + \"!\" + (ESC(f.from)) + \":\" + (ESC(f.to)) + \"\"); })) + \"\\n \" + (foreach(userNames, function (f) { return (\"\\n \" + (ESC(f.value)) + \"\"); })) + \"\\n \") : '') + \"\\n \\n\");\n };\n\n var WORKSHEET = function (ref$1$1) {\n var frozenColumns = ref$1$1.frozenColumns;\n var frozenRows = ref$1$1.frozenRows;\n var columns = ref$1$1.columns;\n var defaults = ref$1$1.defaults;\n var data = ref$1$1.data;\n var index = ref$1$1.index;\n var mergeCells = ref$1$1.mergeCells;\n var autoFilter = ref$1$1.autoFilter;\n var filter = ref$1$1.filter;\n var showGridLines = ref$1$1.showGridLines;\n var hyperlinks = ref$1$1.hyperlinks;\n var validations = ref$1$1.validations;\n var defaultCellStyleId = ref$1$1.defaultCellStyleId;\n var rtl = ref$1$1.rtl;\n var legacyDrawing = ref$1$1.legacyDrawing;\n var drawing = ref$1$1.drawing;\n var lastRow = ref$1$1.lastRow;\n var lastCol = ref$1$1.lastCol;\n var hasDisabledCells = ref$1$1.hasDisabledCells;\n\n return (XMLHEAD + \"\\n\\n \" + (lastRow && lastCol ? (\"\") : \"\") + \"\\n\\n \\n \\n \" + (frozenRows || frozenColumns ? (\"\\n \") : '') + \"\\n \\n \\n\\n \\n\\n \" + (defaultCellStyleId != null || (columns && columns.length > 0) ? (\"\\n \\n \" + (!columns || !columns.length ? (\"\\n \") : '') + \"\\n \" + (foreach(columns, function (column, ci) {\n var columnIndex = typeof column.index === \"number\" ? column.index + 1 : (ci + 1);\n if (column.width === 0) {\n return (\"\");\n }\n return (\"\");\n })) + \"\\n \") : '') + \"\\n\\n \\n \" + (foreach(data, function (row, ri) {\n var rowIndex = typeof row.index === \"number\" ? row.index + 1 : (ri + 1);\n return (\"\\n \\n \" + (foreach(row.data, function (cell) { return (\"\\n \\n \" + (cell.formula != null ? writeFormula(cell.formula) : '') + \"\\n \" + (cell.value != null ? (\"\" + (ESC(cell.value)) + \"\") : '') + \"\\n \"); })) + \"\\n
\\n \");})) + \"\\n \\n\\n \" + (hasDisabledCells ? \"\" : '') + \"\\n\\n \" + (autoFilter ? (\"\")\n : filter ? spreadsheetFilters(filter) : '') + \"\\n\\n \" + (mergeCells.length ? (\"\\n \\n \" + (foreach(mergeCells, function (ref) { return (\"\"); })) + \"\\n \") : '') + \"\\n\\n \" + (validations.length ? (\"\\n \\n \" + (foreach(validations, function (val) { return (\"\\n \\n \" + (val.formula1 ? (\"\" + (ESC(val.formula1)) + \"\") : '') + \"\\n \" + (val.formula2 ? (\"\" + (ESC(val.formula2)) + \"\") : '') + \"\\n \"); })) + \"\\n \") : '') + \"\\n\\n \" + (hyperlinks.length ? (\"\\n \\n \" + (foreach(hyperlinks, function (link) { return (\"\\n \"); })) + \"\\n \") : '') + \"\\n\\n \\n \" + (drawing ? (\"\") : '') + \"\\n \" + (legacyDrawing ? (\"\") : '') + \"\\n\");\n };\n\n var WORKBOOK_RELS = function (ref) {\n var count = ref.count;\n\n return (XMLHEAD + \"\\n\\n \" + (repeat$1(count, function (idx) { return (\"\\n \"); })) + \"\\n \\n \\n\");\n };\n\n var WORKSHEET_RELS = function (ref) {\n var hyperlinks = ref.hyperlinks;\n var comments = ref.comments;\n var sheetIndex = ref.sheetIndex;\n var drawings = ref.drawings;\n\n return (XMLHEAD + \"\\n\\n \" + (foreach(hyperlinks, function (link) { return (\"\\n \"); })) + \"\\n \" + (!comments.length ? '' : (\"\\n \\n \")) + \"\\n \" + (!drawings.length ? '' : (\"\\n \")) + \"\\n\");\n };\n\n var COMMENTS_XML = function (ref) {\n var comments = ref.comments;\n\n return (XMLHEAD + \"\\n\\n \\n \\n \\n \\n \" + (foreach(comments, function (comment) { return (\"\\n \\n \\n \\n \\n \\n \\n \\n \\n \\n \" + (ESC(comment.text)) + \"\\n \\n \\n \"); })) + \"\\n \\n\");\n };\n\n var LEGACY_DRAWING = function (ref) {\n var comments = ref.comments;\n\n return (\"\\n \\n \\n \\n \\n \" + (foreach(comments, function (comment) { return (\"\\n \\n \\n \\n \\n \\n \" + (comment.anchor) + \"\\n False\\n \" + (comment.row) + \"\\n \" + (comment.col) + \"\\n \\n \"); })) + \"\\n\");\n };\n\n var DRAWINGS_XML = function (drawings) { return (XMLHEAD + \"\\n\\n \" + (foreach(drawings, function (drawing, index) { return (\"\\n \\n \\n \" + (drawing.col) + \"\\n \" + (drawing.colOffset) + \"\\n \" + (drawing.row) + \"\\n \" + (drawing.rowOffset) + \"\\n \\n \\n \\n \\n \\n \\n \\n \\n \\n \\n \\n \\n \\n \\n \\n \\n \\n \\n \\n \\n \"); })) + \"\\n\"); };\n\n var DRAWINGS_RELS_XML = function (rels) { return (XMLHEAD + \"\\n\\n \" + (foreach(rels, function (rel) { return (\"\\n \"); })) + \"\\n\"); };\n\n var SHARED_STRINGS = function (ref) {\n var count = ref.count;\n var uniqueCount = ref.uniqueCount;\n var indexes = ref.indexes;\n\n return (XMLHEAD + \"\\n\\n \" + (foreach(Object.keys(indexes), function (index) { return (\"\\n \" + (ESC(index.substring(1))) + \"\"); })) + \"\\n\");\n };\n\n var STYLES = function (ref) {\n var formats = ref.formats;\n var fonts = ref.fonts;\n var fills = ref.fills;\n var borders = ref.borders;\n var styles = ref.styles;\n\n return (XMLHEAD + \"\\n\\n \\n \" + (foreach(formats, function (format, fi) { return (\"\\n \"); })) + \"\\n \\n \\n \\n \\n \\n \\n \\n \\n \\n \" + (foreach(fonts, function (font) { return (\"\\n \\n \" + (font.bold ? '' : '') + \"\\n \" + (font.italic ? '' : '') + \"\\n \" + (font.underline ? '' : '') + \"\\n \\n \" + (font.color ? (\"\") : '') + \"\\n \" + (font.fontFamily ? (\"\\n \\n \\n \") : \"\\n \\n \\n \\n \") + \"\\n \"); })) + \"\\n \\n \\n \\n \\n \" + (foreach(fills, function (fill) { return (\"\\n \" + (fill.background ? (\"\\n \\n \\n \\n \\n \\n \") : '')); })) + \"\\n \\n \\n \\n \" + (foreach(borders, borderTemplate)) + \"\\n \\n \\n \\n \\n \\n \\n \" + (foreach(styles, function (style) { return (\"\\n \\n \" + (style.textAlign || style.verticalAlign || style.wrap ? (\"\\n \\n \") : '') + \"\\n \" + (style.disabled != null ? (\"\\n \\n \") : '') + \"\\n \\n \"); })) + \"\\n \\n \\n \\n \\n \\n \\n\");\n };\n\n function writeFormula(formula) {\n if (typeof formula == \"string\") {\n return (\"\" + (ESC(formula)) + \"\");\n }\n // array formulas\n return (\"\" + (ESC(formula.src)) + \"\");\n }\n\n function numChar(colIndex) {\n var letter = Math.floor(colIndex / 26) - 1;\n\n return (letter >= 0 ? numChar(letter) : \"\") + String.fromCharCode(65 + (colIndex % 26));\n }\n\n function ref$1(rowIndex, colIndex) {\n return numChar(colIndex) + (rowIndex + 1);\n }\n\n function $ref(rowIndex, colIndex) {\n return \"$\" + numChar(colIndex) + \"$\" + (rowIndex + 1);\n }\n\n function filterRowIndex(options) {\n var frozenRows = options.frozenRows || (options.freezePane || {}).rowSplit || 1;\n return frozenRows - 1;\n }\n\n function toWidth(px) {\n var maximumDigitWidth = 7;\n return (px / maximumDigitWidth) - (Math.floor(128 / maximumDigitWidth) / 256);\n }\n\n function toHeight(px) {\n return px * 0.75;\n }\n\n function stripFunnyChars(value) {\n return String(value)\n .replace(/[\\x00-\\x09\\x0B\\x0C\\x0E-\\x1F]/g, \"\") // leave CRLF in\n .replace(/\\r?\\n/g, \"\\r\\n\"); // make sure LF is preceded by CR\n }\n\n var Worksheet = function Worksheet(options, sharedStrings, styles, borders) {\n this.options = options;\n this._strings = sharedStrings;\n this._styles = styles;\n this._borders = borders;\n this._validations = {};\n this._comments = [];\n this._drawings = options.drawings || [];\n this._hyperlinks = (this.options.hyperlinks || []).map(\n function (link, i) { return Object.assign({}, link, { rId: (\"link\" + i) }); });\n };\n\n Worksheet.prototype.relsToXML = function relsToXML () {\n var hyperlinks = this._hyperlinks;\n var comments = this._comments;\n var drawings = this._drawings;\n\n if (hyperlinks.length || comments.length || drawings.length) {\n return WORKSHEET_RELS({\n hyperlinks : hyperlinks,\n comments : comments,\n sheetIndex : this.options.sheetIndex,\n drawings : drawings\n });\n }\n };\n\n Worksheet.prototype.toXML = function toXML (index) {\n var this$1$1 = this;\n\n var mergeCells = this.options.mergedCells || [];\n var rows = this.options.rows || [];\n var data = inflate(rows, mergeCells);\n\n this._readCells(data);\n\n var autoFilter = this.options.filter;\n var filter;\n if (autoFilter && (typeof autoFilter.from === \"number\") && (typeof autoFilter.to === \"number\")) {\n // Grid enables auto filter\n autoFilter = {\n from: ref$1(filterRowIndex(this.options), autoFilter.from),\n to: ref$1(filterRowIndex(this.options), autoFilter.to)\n };\n } else if (autoFilter && autoFilter.ref && autoFilter.columns) {\n // this is probably from the Spreadsheet\n filter = autoFilter;\n autoFilter = null;\n }\n\n var validations = [];\n for (var i in this$1$1._validations) {\n if (Object.prototype.hasOwnProperty.call(this$1$1._validations, i)) {\n validations.push(this$1$1._validations[i]);\n }\n }\n\n var defaultCellStyleId = null;\n var defaultCellStyle = this.options.defaultCellStyle;\n if (this._hasDisabledCells) {\n if (!defaultCellStyle) {\n defaultCellStyle = { disabled: false };\n } else {\n defaultCellStyle = Object.assign({ disabled: false }, defaultCellStyle);\n }\n }\n if (defaultCellStyle) {\n defaultCellStyleId = this._lookupStyle(defaultCellStyle);\n }\n\n var freezePane = this.options.freezePane || {};\n var defaults = this.options.defaults || {};\n var lastRow = this.options.rows ? this._getLastRow() : 1;\n var lastCol = this.options.rows ? this._getLastCol() : 1;\n\n return WORKSHEET({\n frozenColumns: this.options.frozenColumns || freezePane.colSplit,\n frozenRows: this.options.frozenRows || freezePane.rowSplit,\n columns: this.options.columns,\n defaults: defaults,\n data: data,\n index: index,\n mergeCells: mergeCells,\n autoFilter: autoFilter,\n filter: filter,\n showGridLines: this.options.showGridLines,\n hyperlinks: this._hyperlinks,\n validations: validations,\n defaultCellStyleId: defaultCellStyleId,\n rtl: this.options.rtl !== undefined ? this.options.rtl : defaults.rtl,\n legacyDrawing: this._comments.length ? (\"vml\" + (this.options.sheetIndex)) : null,\n drawing: this._drawings.length ? (\"drw\" + (this.options.sheetIndex)) : null,\n lastRow: lastRow,\n lastCol: lastCol,\n hasDisabledCells: this._hasDisabledCells,\n });\n };\n\n Worksheet.prototype.commentsXML = function commentsXML () {\n if (this._comments.length) {\n return COMMENTS_XML({ comments: this._comments });\n }\n };\n\n Worksheet.prototype.drawingsXML = function drawingsXML (images) {\n if (this._drawings.length) {\n var rels = {};\n var main = this._drawings.map(function (drw) {\n var ref = parseRef(drw.topLeftCell);\n var img = rels[drw.image];\n if (!img) {\n img = rels[drw.image] = {\n rId: (\"img\" + (drw.image)),\n target: images[drw.image].target\n };\n }\n return {\n col : ref.col,\n colOffset : pixelsToExcel(drw.offsetX),\n row : ref.row,\n rowOffset : pixelsToExcel(drw.offsetY),\n width : pixelsToExcel(drw.width),\n height : pixelsToExcel(drw.height),\n imageId : img.rId\n };\n });\n return {\n main: DRAWINGS_XML(main),\n rels: DRAWINGS_RELS_XML(rels)\n };\n }\n };\n\n Worksheet.prototype.legacyDrawing = function legacyDrawing () {\n if (this._comments.length) {\n return LEGACY_DRAWING({ comments: this._comments });\n }\n };\n\n Worksheet.prototype._lookupString = function _lookupString (value) {\n var key = \"$\" + value;\n var index = this._strings.indexes[key];\n var result;\n\n if (index !== undefined) {\n result = index;\n } else {\n result = this._strings.indexes[key] = this._strings.uniqueCount;\n this._strings.uniqueCount ++;\n }\n\n this._strings.count ++;\n\n return result;\n };\n\n Worksheet.prototype._lookupStyle = function _lookupStyle (style) {\n var json = JSON.stringify(style);\n\n if (json === \"{}\") {\n return 0;\n }\n\n var index = indexOf$1(json, this._styles);\n\n if (index < 0) {\n index = this._styles.push(json) - 1;\n }\n\n // There is one default style\n return index + 1;\n };\n\n Worksheet.prototype._lookupBorder = function _lookupBorder (border) {\n var json = JSON.stringify(border);\n if (json === \"{}\") {\n return;\n }\n\n var index = indexOf$1(json, this._borders);\n if (index < 0) {\n index = this._borders.push(json) - 1;\n }\n\n // There is one default border\n return index + 1;\n };\n\n Worksheet.prototype._readCells = function _readCells (rowData) {\n var this$1$1 = this;\n\n for (var i = 0; i < rowData.length; i++) {\n var row = rowData[i];\n var cells = row.cells;\n\n row.data = [];\n\n for (var j = 0; j < cells.length; j++) {\n var cellData = this$1$1._cell(cells[j], row.index, j);\n if (cellData) {\n row.data.push(cellData);\n }\n }\n }\n };\n\n Worksheet.prototype._cell = function _cell (data, rowIndex, cellIndex) {\n var this$1$1 = this;\n\n if (!data || data === EMPTY_CELL) {\n return null;\n }\n\n var value = data.value;\n\n var border = {};\n\n if (data.borderLeft) {\n border.left = data.borderLeft;\n }\n\n if (data.borderRight) {\n border.right = data.borderRight;\n }\n\n if (data.borderTop) {\n border.top = data.borderTop;\n }\n\n if (data.borderBottom) {\n border.bottom = data.borderBottom;\n }\n\n if (data.dBorders) {\n border.diagonal = data.dBorders;\n }\n\n border = this._lookupBorder(border);\n\n var defStyle = this.options.defaultCellStyle || {};\n var style = { borderId: border };\n\n (function (add) {\n add(\"color\");\n add(\"background\");\n add(\"bold\");\n add(\"italic\");\n add(\"underline\");\n if (!add(\"fontFamily\")) { add(\"fontName\", \"fontFamily\"); }\n add(\"fontSize\");\n add(\"format\");\n if (!add(\"textAlign\")) { add(\"hAlign\", \"textAlign\"); }\n if (!add(\"verticalAlign\")) { add(\"vAlign\", \"verticalAlign\"); }\n add(\"wrap\");\n add(\"indent\");\n if (!add(\"disabled\")) {\n if (add(\"enable\")) {\n style.disabled = !style.enable;\n delete style.enable;\n }\n }\n if (style.disabled) {\n this$1$1._hasDisabledCells = true;\n }\n })(function (prop, target) {\n var val = data[prop];\n if (val === undefined) {\n val = defStyle[prop];\n }\n if (val !== undefined) {\n style[target || prop] = val;\n return true;\n }\n });\n\n var columns = this.options.columns || [];\n\n var column = columns[cellIndex];\n var type = typeof value;\n\n if (column && column.autoWidth && (!data.colSpan || data.colSpan === 1)) {\n var displayValue = value;\n\n // XXX: let's not bring kendo.toString in only for this.\n // better wait until the spreadsheet engine is available as a separate\n // component, then we can use a real Excel-like formatter.\n //\n if (type === \"number\") {\n // kendo.toString will not behave exactly like the Excel format\n // Still, it's the best we have available for estimating the character count.\n displayValue = IntlService$1.toString(value, data.format);\n }\n\n column.width = Math.max(column.width || 0, String(displayValue).length);\n }\n\n if (type === \"string\") {\n value = stripFunnyChars(value);\n value = this._lookupString(value);\n type = \"s\";\n } else if (type === \"number\") {\n type = \"n\";\n } else if (type === \"boolean\") {\n type = \"b\";\n value = Number(value);\n } else if (value && value.getTime) {\n type = null;\n value = dateToSerial$3(value);\n if (!style.format) {\n style.format = \"mm-dd-yy\";\n }\n } else {\n type = null;\n value = null;\n }\n\n style = this._lookupStyle(style);\n\n var cellName = ref$1(rowIndex, cellIndex);\n\n if (data.validation) {\n this._addValidation(data.validation, cellName);\n }\n\n if (data.comment) {\n var anchor = [\n cellIndex + 1,// start column\n 15, // start column offset\n rowIndex, // start row\n 10, // start row offset\n cellIndex + 3,// end column\n 15, // end column offset\n rowIndex + 3, // end row\n 4 // end row offset\n ];\n this._comments.push({\n ref : cellName,\n text : data.comment,\n row : rowIndex,\n col : cellIndex,\n anchor : anchor.join(\", \")\n });\n }\n\n return {\n value: value,\n formula: data.formula,\n type: type,\n style: style,\n ref: cellName\n };\n };\n\n Worksheet.prototype._addValidation = function _addValidation (v, ref) {\n var tmp = {\n showErrorMessage : v.type === \"reject\" ? 1 : 0,\n formula1 : v.from,\n formula2 : v.to,\n type : MAP_EXCEL_TYPE[v.dataType] || v.dataType,\n operator : MAP_EXCEL_OPERATOR$1[v.comparerType] || v.comparerType,\n allowBlank : v.allowNulls ? 1 : 0,\n showDropDown : v.showButton ? 0 : 1, // LOL, Excel!\n error : v.messageTemplate,\n errorTitle : v.titleTemplate\n };\n var json = JSON.stringify(tmp);\n if (!this._validations[json]) {\n this._validations[json] = tmp;\n tmp.sqref = [];\n }\n this._validations[json].sqref.push(ref);\n };\n\n Worksheet.prototype._getLastRow = function _getLastRow () {\n return countData(this.options.rows);\n };\n\n Worksheet.prototype._getLastCol = function _getLastCol () {\n var last = 0;\n this.options.rows.forEach(function(row) {\n if (row.cells) {\n last = Math.max(last, countData(row.cells));\n }\n });\n return last;\n };\n\n function countData(data) {\n var last = data.length;\n data.forEach(function(el) {\n if (el.index && el.index >= last) {\n last = el.index + 1;\n }\n });\n return last;\n }\n\n var MAP_EXCEL_OPERATOR$1 = {\n // includes only what differs; key is our operator, value is Excel\n // operator.\n greaterThanOrEqualTo : \"greaterThanOrEqual\",\n lessThanOrEqualTo : \"lessThanOrEqual\"\n };\n\n var MAP_EXCEL_TYPE = {\n // eslint-disable-next-line id-denylist\n number: \"decimal\"\n };\n\n var defaultFormats = {\n \"General\": 0,\n \"0\": 1,\n \"0.00\": 2,\n \"#,##0\": 3,\n \"#,##0.00\": 4,\n \"0%\": 9,\n \"0.00%\": 10,\n \"0.00E+00\": 11,\n \"# ?/?\": 12,\n \"# ??/??\": 13,\n \"mm-dd-yy\": 14,\n \"d-mmm-yy\": 15,\n \"d-mmm\": 16,\n \"mmm-yy\": 17,\n \"h:mm AM/PM\": 18,\n \"h:mm:ss AM/PM\": 19,\n \"h:mm\": 20,\n \"h:mm:ss\": 21,\n \"m/d/yy h:mm\": 22,\n \"#,##0 ;(#,##0)\": 37,\n \"#,##0 ;[Red](#,##0)\": 38,\n \"#,##0.00;(#,##0.00)\": 39,\n \"#,##0.00;[Red](#,##0.00)\": 40,\n \"mm:ss\": 45,\n \"[h]:mm:ss\": 46,\n \"mmss.0\": 47,\n \"##0.0E+0\": 48,\n \"@\": 49,\n \"[$-404]e/m/d\": 27,\n \"m/d/yy\": 30,\n \"t0\": 59,\n \"t0.00\": 60,\n \"t#,##0\": 61,\n \"t#,##0.00\": 62,\n \"t0%\": 67,\n \"t0.00%\": 68,\n \"t# ?/?\": 69,\n \"t# ??/??\": 70\n };\n\n function maybeRGB(value) {\n function hex(val) {\n var x = parseInt(val, 10).toString(16);\n return x.length < 2 ? \"0\" + x : x;\n }\n\n var m = /^rgba?\\((\\d+)\\s*,\\s*(\\d+)\\s*,\\s*(\\d+)\\s*(?:,\\s*([0-9.]+)\\s*)?\\)/i.exec(value.trim());\n if (m) {\n var opacity = (m[4] ? parseFloat(m[4]) : 1) * 255 | 0;\n return \"#\" + hex(opacity) + hex(m[1]) + hex(m[2]) + hex(m[3]);\n }\n return value;\n }\n\n function convertColor(value) {\n var color = maybeRGB(value);\n if (color.length < 6) {\n color = color.replace(/(\\w)/g, function($0, $1) {\n return $1 + $1;\n });\n }\n\n color = color.substring(1).toUpperCase();\n\n if (color.length < 8) {\n color = \"FF\" + color;\n }\n\n return color;\n }\n\n var Workbook$1 = function Workbook(options) {\n var this$1$1 = this;\n\n this.options = options || {};\n this._strings = {\n indexes: {},\n count: 0,\n uniqueCount: 0\n };\n this._styles = [];\n this._borders = [];\n this._images = this.options.images;\n this._imgId = 0;\n\n this._sheets = map$3(this.options.sheets || [], function (options, i) {\n options.defaults = this$1$1.options;\n options.sheetIndex = i + 1;\n return new Worksheet(options, this$1$1._strings, this$1$1._styles, this$1$1._borders);\n });\n };\n\n Workbook$1.prototype.imageFilename = function imageFilename (mimeType) {\n var id = ++this._imgId;\n switch (mimeType) {\n case \"image/jpg\":\n case \"image/jpeg\":\n return (\"image\" + id + \".jpg\");\n case \"image/png\":\n return (\"image\" + id + \".png\");\n case \"image/gif\":\n return (\"image\" + id + \".gif\");\n default:\n return (\"image\" + id + \".bin\"); // XXX: anything better to do here?\n }\n };\n\n Workbook$1.prototype.toZIP = function toZIP () {\n var this$1$1 = this;\n\n var zip = createZip();\n\n var docProps = zip.folder(\"docProps\");\n\n docProps.file(\"core.xml\", CORE({\n creator: this.options.creator || \"Kendo UI\",\n lastModifiedBy: this.options.creator || \"Kendo UI\",\n created: this.options.date || new Date().toJSON(),\n modified: this.options.date || new Date().toJSON()\n }));\n\n var sheetCount = this._sheets.length;\n\n docProps.file(\"app.xml\", APP({ sheets: this._sheets }));\n\n var rels = zip.folder(\"_rels\");\n rels.file(\".rels\", RELS);\n\n var xl = zip.folder(\"xl\");\n\n var xlRels = xl.folder(\"_rels\");\n xlRels.file(\"workbook.xml.rels\", WORKBOOK_RELS({ count: sheetCount }));\n\n if (this._images) {\n var media = xl.folder(\"media\");\n Object.keys(this._images).forEach(function (id) {\n var img = this$1$1._images[id];\n var filename = this$1$1.imageFilename(img.type);\n media.file(filename, img.data);\n img.target = \"../media/\" + filename;\n });\n }\n\n var sheetIds = {};\n xl.file(\"workbook.xml\", WORKBOOK({\n sheets: this._sheets,\n filterNames: map$3(this._sheets, function(sheet, index) {\n var options = sheet.options;\n var sheetName = (options.name || options.title || \"Sheet\" + (index + 1));\n sheetIds[sheetName.toLowerCase()] = index;\n var filter = options.filter;\n if (filter) {\n if (filter.ref) {\n // spreadsheet provides `ref`\n var a = filter.ref.split(\":\");\n var from = parseRef(a[0]);\n var to = parseRef(a[1]);\n return {\n localSheetId: index,\n name: sheetName,\n from: $ref(from.row, from.col),\n to: $ref(to.row, to.col)\n };\n } else if (typeof filter.from !== \"undefined\" && typeof filter.to !== \"undefined\") {\n // grid does this\n return {\n localSheetId: index,\n name: sheetName,\n from: $ref(filterRowIndex(options), filter.from),\n to: $ref(filterRowIndex(options), filter.to)\n };\n }\n }\n }),\n userNames: map$3(this.options.names || [], function(def) {\n return {\n name: def.localName,\n localSheetId: def.sheet ? sheetIds[def.sheet.toLowerCase()] : null,\n value: def.value,\n hidden: def.hidden\n };\n })\n }));\n\n var worksheets = xl.folder(\"worksheets\");\n var drawings = xl.folder(\"drawings\");\n var drawingsRels = drawings.folder(\"_rels\");\n var sheetRels = worksheets.folder(\"_rels\");\n var commentFiles = [];\n var drawingFiles = [];\n\n for (var idx = 0; idx < sheetCount; idx++) {\n var sheet = this$1$1._sheets[idx];\n var sheetName = \"sheet\" + (idx + 1) + \".xml\";\n var sheetXML = sheet.toXML(idx); // must be called before relsToXML\n var relsXML = sheet.relsToXML();\n var commentsXML = sheet.commentsXML();\n var legacyDrawing = sheet.legacyDrawing();\n var drawingsXML = sheet.drawingsXML(this$1$1._images);\n\n if (relsXML) {\n sheetRels.file(sheetName + \".rels\", relsXML);\n }\n if (commentsXML) {\n var name = \"comments\" + (sheet.options.sheetIndex) + \".xml\";\n xl.file(name, commentsXML);\n commentFiles.push(name);\n }\n if (legacyDrawing) {\n drawings.file((\"vmlDrawing\" + (sheet.options.sheetIndex) + \".vml\"), legacyDrawing);\n }\n if (drawingsXML) {\n var name$1 = \"drawing\" + (sheet.options.sheetIndex) + \".xml\";\n drawings.file(name$1, drawingsXML.main);\n drawingsRels.file((name$1 + \".rels\"), drawingsXML.rels);\n drawingFiles.push(name$1);\n }\n\n worksheets.file(sheetName, sheetXML);\n }\n\n var borders = map$3(this._borders, parseJSON);\n\n var styles = map$3(this._styles, parseJSON);\n\n var hasFont = function(style) {\n return style.underline || style.bold || style.italic || style.color || style.fontFamily || style.fontSize;\n };\n\n var convertFontSize = function(value) {\n var fontInPx = Number(value);\n var fontInPt;\n\n if (fontInPx) {\n fontInPt = fontInPx * 3 / 4;\n }\n\n return fontInPt;\n };\n\n var fonts = map$3(styles, function(style) {\n if (style.fontSize) {\n style.fontSize = convertFontSize(style.fontSize);\n }\n\n if (style.color) {\n style.color = convertColor(style.color);\n }\n\n if (hasFont(style)) {\n return style;\n }\n });\n\n var formats = map$3(styles, function(style) {\n if (style.format && defaultFormats[style.format] === undefined) {\n return style;\n }\n });\n\n var fills = map$3(styles, function(style) {\n if (style.background) {\n style.background = convertColor(style.background);\n return style;\n }\n });\n\n xl.file(\"styles.xml\", STYLES({\n fonts: fonts,\n fills: fills,\n formats: formats,\n borders: borders,\n styles: map$3(styles, function(style) {\n var result = {};\n\n if (hasFont(style)) {\n result.fontId = indexOf$1(style, fonts) + 1;\n }\n\n if (style.background) {\n result.fillId = indexOf$1(style, fills) + 2;\n }\n\n result.textAlign = style.textAlign;\n result.indent = style.indent;\n result.verticalAlign = style.verticalAlign;\n result.wrap = style.wrap;\n result.borderId = style.borderId;\n\n if (style.format) {\n if (defaultFormats[style.format] !== undefined) {\n result.numFmtId = defaultFormats[style.format];\n } else {\n result.numFmtId = 165 + indexOf$1(style, formats);\n }\n }\n\n if (style.disabled != null) {\n result.disabled = style.disabled;\n }\n\n return result;\n })\n }));\n\n xl.file(\"sharedStrings.xml\", SHARED_STRINGS(this._strings));\n\n zip.file(\"[Content_Types].xml\", CONTENT_TYPES({\n sheetCount: sheetCount,\n commentFiles: commentFiles,\n drawingFiles: drawingFiles\n }));\n\n return zip;\n };\n\n Workbook$1.prototype.toDataURL = function toDataURL () {\n var zip = this.toZIP();\n\n return zip.generateAsync ? zip.generateAsync(DATA_URL_OPTIONS).then(toDataURI) : toDataURI(zip.generate(DATA_URL_OPTIONS));\n };\n\n Workbook$1.prototype.toBlob = function toBlob () {\n var zip = this.toZIP();\n if (zip.generateAsync) {\n return zip.generateAsync(BLOB_OPTIONS);\n }\n return new Blob([ zip.generate(ARRAYBUFFER_OPTIONS) ], { type: MIME_TYPE });\n };\n\n function borderStyle(width) {\n var alias = \"thin\";\n\n if (width === 2) {\n alias = \"medium\";\n } else if (width === 3) {\n alias = \"thick\";\n }\n\n return alias;\n }\n\n function borderSideTemplate(name, style) {\n var result = \"\";\n\n if (style) {\n result += \"<\" + name + \" style=\\\"\" + borderStyle(style.size) + \"\\\">\";\n if (style.color) {\n result += \"\";\n }\n result += \"\";\n }\n\n return result;\n }\n\n function borderTemplate(border) {\n var diag = border.diagonal ? border.diagonal.type : 0;\n return (\"\\n \" + (borderSideTemplate(\"left\", border.left)) + \"\\n \" + (borderSideTemplate(\"right\", border.right)) + \"\\n \" + (borderSideTemplate(\"top\", border.top)) + \"\\n \" + (borderSideTemplate(\"bottom\", border.bottom)) + \"\\n \" + (borderSideTemplate(\"diagonal\", border.diagonal)) + \"\\n \");\n }\n\n var EMPTY_CELL = {};\n function inflate(rows, mergedCells) {\n var rowData = [];\n var rowsByIndex = [];\n\n indexRows(rows, function(row, index) {\n var data = {\n _source: row,\n index: index,\n height: row.height,\n level: row.level,\n cells: []\n };\n\n rowData.push(data);\n rowsByIndex[index] = data;\n });\n\n var sorted = sortByIndex(rowData).slice(0);\n var ctx = {\n rowData: rowData,\n rowsByIndex: rowsByIndex,\n mergedCells: mergedCells\n };\n\n for (var i = 0; i < sorted.length; i++) {\n fillCells(sorted[i], ctx);\n delete sorted[i]._source;\n }\n\n return sortByIndex(rowData);\n }\n\n function indexRows(rows, callback) {\n for (var i = 0; i < rows.length; i++) {\n var row = rows[i];\n if (!row) {\n continue;\n }\n\n var index = row.index;\n if (typeof index !== \"number\") {\n index = i;\n }\n\n callback(row, index);\n }\n }\n\n function sortByIndex(items) {\n return items.sort(function(a, b) {\n return a.index - b.index;\n });\n }\n\n function pushUnique(array, el) {\n if (array.indexOf(el) < 0) {\n array.push(el);\n }\n }\n\n function getSpan(mergedCells, ref) {\n for (var i = 0; i < mergedCells.length; ++i) {\n var range = mergedCells[i];\n var a = range.split(\":\");\n var topLeft = a[0];\n if (topLeft === ref) {\n var bottomRight = a[1];\n topLeft = parseRef(topLeft);\n bottomRight = parseRef(bottomRight);\n return {\n rowSpan: bottomRight.row - topLeft.row + 1,\n colSpan: bottomRight.col - topLeft.col + 1\n };\n }\n }\n }\n\n function parseRef(ref) {\n function getcol(str) {\n var upperStr = str.toUpperCase();\n var col = 0;\n for (var i = 0; i < upperStr.length; ++i) {\n col = col * 26 + upperStr.charCodeAt(i) - 64;\n }\n return col - 1;\n }\n\n function getrow(str) {\n return parseInt(str, 10) - 1;\n }\n\n var m = /^([a-z]+)(\\d+)$/i.exec(ref);\n return {\n row: getrow(m[2]),\n col: getcol(m[1])\n };\n }\n\n function pixelsToExcel(px) {\n return Math.round(px * 9525);\n }\n\n function fillCells(data, ctx) {\n var row = data._source;\n var rowIndex = data.index;\n var cells = row.cells;\n var cellData = data.cells;\n\n if (!cells) {\n return;\n }\n\n for (var i = 0; i < cells.length; i++) {\n var cell = cells[i] || EMPTY_CELL;\n\n var rowSpan = cell.rowSpan || 1;\n var colSpan = cell.colSpan || 1;\n\n var cellIndex = insertCell(cellData, cell);\n var topLeftRef = ref$1(rowIndex, cellIndex);\n\n if (rowSpan === 1 && colSpan === 1) {\n // could still be merged: the spreadsheet does not send\n // rowSpan/colSpan, but mergedCells is already populated.\n // https://github.com/telerik/kendo-ui-core/issues/2401\n var tmp = getSpan(ctx.mergedCells, topLeftRef);\n if (tmp) {\n colSpan = tmp.colSpan;\n rowSpan = tmp.rowSpan;\n }\n }\n\n spanCell(cell, cellData, cellIndex, colSpan);\n\n if (rowSpan > 1 || colSpan > 1) {\n pushUnique(ctx.mergedCells,\n topLeftRef + \":\" + ref$1(rowIndex + rowSpan - 1,\n cellIndex + colSpan - 1));\n }\n\n if (rowSpan > 1) {\n for (var ri = rowIndex + 1; ri < rowIndex + rowSpan; ri++) {\n var nextRow = ctx.rowsByIndex[ri];\n if (!nextRow) {\n nextRow = ctx.rowsByIndex[ri] = { index: ri, cells: [] };\n ctx.rowData.push(nextRow);\n }\n\n spanCell(cell, nextRow.cells, cellIndex - 1, colSpan + 1);\n }\n }\n }\n }\n\n function insertCell(data, cell) {\n var index;\n\n if (typeof cell.index === \"number\") {\n index = cell.index;\n insertCellAt(data, cell, cell.index);\n } else {\n index = appendCell(data, cell);\n }\n\n return index;\n }\n\n function insertCellAt(data, cell, index) {\n data[index] = cell;\n }\n\n function appendCell(data, cell) {\n var index = data.length;\n\n for (var i = 0; i < data.length + 1; i++) {\n if (!data[i]) {\n data[i] = cell;\n index = i;\n break;\n }\n }\n\n return index;\n }\n\n function spanCell(cell, row, startIndex, colSpan) {\n for (var i = 1; i < colSpan; i++) {\n var tmp = {\n borderTop : cell.borderTop,\n borderRight : cell.borderRight,\n borderBottom : cell.borderBottom,\n borderLeft : cell.borderLeft\n };\n insertCellAt(row, tmp, startIndex + i);\n }\n }\n\n var SPREADSHEET_FILTERS = function (ref$1) {\n var ref = ref$1.ref;\n var columns = ref$1.columns;\n var generators = ref$1.generators;\n\n return (\"\\n\\n \" + (foreach(columns, function (col) { return (\"\\n \\n \" + (generators[col.filter](col)) + \"\\n \\n \"); })) + \"\\n\");\n };\n\n var SPREADSHEET_CUSTOM_FILTER = function (ref) {\n var logic = ref.logic;\n var criteria = ref.criteria;\n\n return (\"\\n\\n\" + (foreach(criteria, function (f) {\n var op = spreadsheetFilters.customOperator(f);\n var val = spreadsheetFilters.customValue(f);\n return (\"\");\n })) + \"\\n\");\n };\n\n var SPREADSHEET_DYNAMIC_FILTER = function (ref) {\n var type = ref.type;\n\n return (\"\");\n };\n\n var SPREADSHEET_TOP_FILTER = function (ref) {\n var type = ref.type;\n var value = ref.value;\n\n return (\"\");\n };\n\n var SPREADSHEET_VALUE_FILTER = function (ref) {\n var blanks = ref.blanks;\n var values = ref.values;\n\n return (\"\\n \" + (foreach(values, function (value) { return (\"\\n \"); })) + \"\\n \");\n };\n\n function spreadsheetFilters(filter) {\n return SPREADSHEET_FILTERS({\n ref: filter.ref,\n columns: filter.columns,\n generators: {\n custom : SPREADSHEET_CUSTOM_FILTER,\n dynamic : SPREADSHEET_DYNAMIC_FILTER,\n top : SPREADSHEET_TOP_FILTER,\n value : SPREADSHEET_VALUE_FILTER\n }\n });\n }\n\n spreadsheetFilters.customOperator = function(f) {\n return {\n eq : \"equal\",\n gt : \"greaterThan\",\n gte : \"greaterThanOrEqual\",\n lt : \"lessThan\",\n lte : \"lessThanOrEqual\",\n ne : \"notEqual\",\n\n // These are not in the spec, but seems to be how Excel does\n // it (see customValue below). For the non-negated versions,\n // the operator attribute is missing completely.\n doesnotstartwith: \"notEqual\",\n doesnotendwith: \"notEqual\",\n doesnotcontain: \"notEqual\",\n doesnotmatch: \"notEqual\"\n }[f.operator.toLowerCase()];\n };\n\n function quoteSheet(name) {\n if (/^\\'/.test(name)) { // assume already quoted, the Spreadsheet does it.\n return name;\n }\n if (/^[a-z_][a-z0-9_]*$/i.test(name)) {\n return name; // no need to quote it\n }\n return \"'\" + name.replace(/\\x27/g, \"\\\\'\") + \"'\";\n }\n\n spreadsheetFilters.customValue = function(f) {\n function esc(str) {\n return str.replace(/([*?])/g, \"~$1\");\n }\n\n switch (f.operator.toLowerCase()) {\n case \"startswith\":\n case \"doesnotstartwith\":\n return esc(f.value) + \"*\";\n\n case \"endswith\":\n case \"doesnotendwith\":\n return \"*\" + esc(f.value);\n\n case \"contains\":\n case \"doesnotcontain\":\n return \"*\" + esc(f.value) + \"*\";\n\n default:\n return f.value;\n }\n };\n\n spreadsheetFilters.dynamicFilterType = function(type) {\n return {\n quarter1 : \"Q1\",\n quarter2 : \"Q2\",\n quarter3 : \"Q3\",\n quarter4 : \"Q4\",\n january : \"M1\",\n february : \"M2\",\n march : \"M3\",\n april : \"M4\",\n may : \"M5\",\n june : \"M6\",\n july : \"M7\",\n august : \"M8\",\n september : \"M9\",\n october : \"M10\",\n november : \"M11\",\n december : \"M12\"\n }[type.toLowerCase()] || type;\n };\n\n const __meta__$2B = {\n id: \"ooxml\",\n name: \"XLSX generation\",\n category: \"framework\",\n advanced: true,\n depends: [\"core\", \"ooxml.cmn.chunk\"]\n };\n\n (function($) {\n\n IntlService$1.register({\n toString: kendo.toString\n });\n\n\n let convertedWorkbook = kendo.ConvertClass(Workbook$1);\n var toDataURL = convertedWorkbook.prototype.toDataURL;\n\n Object.assign(convertedWorkbook.prototype, {\n toDataURL: function() {\n var result = toDataURL.call(this);\n if (typeof result !== 'string') {\n throw new Error('The toDataURL method can be used only with jsZip 2. Either include jsZip 2 or use the toDataURLAsync method.');\n }\n\n return result;\n },\n\n toDataURLAsync: function() {\n var deferred = $.Deferred();\n var result = toDataURL.call(this);\n if (typeof result === 'string') {\n result = deferred.resolve(result);\n } else if (result && result.then) {\n result.then(function(dataURI) {\n deferred.resolve(dataURI);\n }, function() {\n deferred.reject();\n });\n }\n\n return deferred.promise();\n }\n });\n\n window.kendo.ooxml = window.kendo.ooxml || {};\n window.kendo.ooxml.IntlService = IntlService$1;\n window.kendo.ooxml.Workbook = convertedWorkbook;\n window.kendo.ooxml.Worksheet = kendo.ConvertClass(Worksheet);\n window.kendo.ooxml.createZip = function() {\n /* global JSZip */\n if (typeof JSZip === \"undefined\") {\n throw new Error(\"JSZip not found. Check http://docs.telerik.com/kendo-ui/framework/excel/introduction#requirements for more details.\");\n }\n\n return new JSZip();\n };\n\n })(window.kendo.jQuery);\n\n (function($, kendo) {\n\n var extend = $.extend;\n let convertedExporter = kendo.ConvertClass(ExcelExporter);\n\n TemplateService$1.register({\n compile: kendo.template\n });\n\n kendo.ExcelExporter = kendo.Class.extend({\n init: function(options) {\n this.options = options;\n var dataSource = options.dataSource;\n\n if (dataSource instanceof kendo.data.DataSource) {\n\n if (!dataSource.filter()) {\n dataSource.options.filter = undefined;\n }\n\n this.dataSource = new dataSource.constructor(extend(\n {},\n dataSource.options,\n {\n page: options.allPages ? 0 : dataSource.page(),\n filter: dataSource.filter(),\n pageSize: (options.allPages || options.groupPaging) ? dataSource.total() : dataSource.pageSize() || dataSource.total(),\n sort: dataSource.sort(),\n group: dataSource.group(),\n aggregate: dataSource.aggregate(),\n isExcelExportRequest: true\n }));\n\n var data = dataSource.data();\n\n if (data.length > 0) {\n if (options.hierarchy) {\n for (var i = 0; i < data.length; i++) {\n if (data[i].expanded === false || data[i].expanded === undefined) {\n data[i].expanded = true;\n data[i].shouldRestoreExpandedState = true;\n }\n }\n }\n // Avoid toJSON() for perf and avoid data() to prevent reparenting.\n this.dataSource._data = data;\n\n var transport = this.dataSource.transport;\n if (dataSource._isServerGrouped() && transport.options && transport.options.data) { // clear the transport data when using aspnet-mvc transport\n transport.options.data = null;\n }\n }\n\n } else {\n this.dataSource = kendo.data.DataSource.create(dataSource);\n }\n },\n\n _hierarchy: function() {\n var hierarchy = this.options.hierarchy;\n var dataSource = this.dataSource;\n\n if (hierarchy && dataSource.level) {\n hierarchy = {\n itemLevel: function(item) {\n return dataSource.level(item);\n }\n };\n\n var view = dataSource.view();\n var depth = 0;\n var level;\n\n for (var idx = 0; idx < view.length; idx++) {\n level = dataSource.level(view[idx]);\n\n if (level > depth) {\n depth = level;\n }\n }\n\n hierarchy.depth = depth + 1;\n } else {\n hierarchy = false;\n }\n\n return {\n hierarchy: hierarchy\n };\n },\n\n _restoreExpandedState: function() {\n var options = this.options,\n dataSource = options.dataSource,\n data = dataSource.data(),\n hierarchy = options.hierarchy;\n\n if (data.length > 0) {\n if (hierarchy) {\n for (var i = 0; i < data.length; i++) {\n if (data[i].shouldRestoreExpandedState) {\n data[i].expanded = false;\n delete data[i].shouldRestoreExpandedState;\n }\n }\n }\n }\n },\n\n workbook: function() {\n return $.Deferred((function(d) {\n this.dataSource.fetch()\n .then((function() {\n\n var workbook = new convertedExporter(extend({}, this.options, this._hierarchy(), {\n data: this.dataSource.view(),\n groups: this.dataSource.group(),\n aggregates: this.dataSource.aggregates()\n })).workbook();\n\n d.resolve(workbook, this.dataSource.view());\n }).bind(this));\n }).bind(this)).promise();\n }\n });\n\n window.kendo.excel = window.kendo.excel || {};\n window.kendo.excel.ExcelExporter = convertedExporter;\n window.kendo.excel.TemplateService = TemplateService$1;\n\n })(kendo.jQuery, kendo);\n\n (function($, kendo) {\n\n\n kendo.ExcelMixin = {\n extend: function(proto) {\n proto.events.push(\"excelExport\");\n proto.options.excel = $.extend(proto.options.excel, this.options);\n proto.saveAsExcel = this.saveAsExcel;\n },\n options: {\n proxyURL: \"\",\n allPages: false,\n filterable: false,\n fileName: \"Export.xlsx\",\n collapsible: false\n },\n saveAsExcel: function(deferred) {\n var excel = this.options.excel || {};\n\n var exporter = new kendo.ExcelExporter({\n columns: this.columns,\n dataSource: this.dataSource,\n allPages: excel.allPages,\n filterable: excel.filterable,\n hierarchy: excel.hierarchy,\n collapsible: excel.collapsible\n });\n\n exporter.workbook().then((function(book, data) {\n if (!this.trigger(\"excelExport\", { workbook: book, data: data })) {\n var workbook = new kendo.ooxml.Workbook(book);\n\n if (!workbook.options) {\n workbook.options = {};\n }\n workbook.options.skipCustomHeight = true;\n\n workbook.toDataURLAsync().then(function(dataURI) {\n kendo.saveAs({\n dataURI: dataURI,\n fileName: book.fileName || excel.fileName,\n proxyURL: excel.proxyURL,\n forceProxy: excel.forceProxy\n });\n\n if (exporter._restoreExpandedState) {\n exporter._restoreExpandedState();\n }\n\n if (deferred) {\n deferred.resolve();\n }\n });\n }\n }).bind(this));\n }\n };\n\n })(kendo.jQuery, kendo);\n\n const __meta__$2A = {\n id: \"excel\",\n name: \"Excel export\",\n category: \"framework\",\n advanced: true,\n mixin: true,\n depends: [\"data\", \"ooxml\", \"ooxml.cmn.chunk\"]\n };\n\n const __meta__$2z = {\n id: \"data.signalr\",\n name: \"SignalR\",\n category: \"framework\",\n depends: [ \"data\" ],\n hidden: true\n };\n\n (function($) {\n var kendo = window.kendo;\n var isFunction = kendo.isFunction;\n\n function isJQueryPromise(promise) {\n return promise && isFunction(promise.done) && isFunction(promise.fail);\n }\n\n function isNativePromise(promise) {\n return promise && isFunction(promise.then) && isFunction(promise.catch);\n }\n\n var transport = kendo.data.RemoteTransport.extend({\n init: function(options) {\n var signalr = options && options.signalr ? options.signalr : {};\n\n var promise = signalr.promise;\n\n if (!promise) {\n throw new Error('The \"promise\" option must be set.');\n }\n\n if (!isJQueryPromise(promise) && !isNativePromise(promise)) {\n throw new Error('The \"promise\" option must be a Promise.');\n }\n\n this.promise = promise;\n\n var hub = signalr.hub;\n\n if (!hub) {\n throw new Error('The \"hub\" option must be set.');\n }\n\n if (typeof hub.on != \"function\" || typeof hub.invoke != \"function\") {\n throw new Error('The \"hub\" option is not a valid SignalR hub proxy.');\n }\n\n this.hub = hub;\n\n kendo.data.RemoteTransport.fn.init.call(this, options);\n },\n\n push: function(callbacks) {\n var client = this.options.signalr.client || {};\n\n if (client.create) {\n this.hub.on(client.create, callbacks.pushCreate);\n }\n\n if (client.update) {\n this.hub.on(client.update, callbacks.pushUpdate);\n }\n\n if (client.destroy) {\n this.hub.on(client.destroy, callbacks.pushDestroy);\n }\n },\n\n _crud: function(options, type) {\n var hub = this.hub;\n var promise = this.promise;\n var server = this.options.signalr.server;\n\n if (!server || !server[type]) {\n throw new Error(kendo.format('The \"server.{0}\" option must be set.', type));\n }\n\n var args = [server[type]];\n\n var data = this.parameterMap(options.data, type);\n\n if (!$.isEmptyObject(data)) {\n args.push(data);\n }\n\n if (isJQueryPromise(promise)) {\n promise.done(function() {\n hub.invoke.apply(hub, args)\n .done(options.success)\n .fail(options.error);\n });\n } else if (isNativePromise(promise)) {\n promise.then(function() {\n hub.invoke.apply(hub, args)\n .then(options.success)\n .catch(options.error);\n });\n }\n },\n\n read: function(options) {\n this._crud(options, \"read\");\n },\n\n create: function(options) {\n this._crud(options, \"create\");\n },\n\n update: function(options) {\n this._crud(options, \"update\");\n },\n\n destroy: function(options) {\n this._crud(options, \"destroy\");\n }\n });\n\n $.extend(true, kendo.data, {\n transports: {\n signalr: transport\n }\n });\n\n })(window.kendo.jQuery);\n var kendo$1$2d = kendo;\n\n const __meta__$2y = {\n id: \"common.cmn.chunk\",\n name: \"CommonCmnChunk\",\n category: \"web\",\n description: \"A reusable outputed chunk of code\",\n depends: [],\n hidden: true,\n chunk: true\n };\n\n /**\n * @hidden\n */\n var isWindowAvailable$1 = function () {\n return typeof window !== 'undefined';\n };\n\n /* tslint:disable:object-literal-sort-keys max-line-length */\n var agentRxs$1 = {\n wp: /(Windows Phone(?: OS)?)\\s(\\d+)\\.(\\d+(\\.\\d+)?)/,\n fire: /(Silk)\\/(\\d+)\\.(\\d+(\\.\\d+)?)/,\n android: /(Android|Android.*(?:Opera|Firefox).*?\\/)\\s*(\\d+)(\\.(\\d+(\\.\\d+)?))?/,\n iphone: /(iPhone|iPod).*OS\\s+(\\d+)[\\._]([\\d\\._]+)/,\n ipad: /(iPad).*OS\\s+(\\d+)[\\._]([\\d_]+)/,\n meego: /(MeeGo).+NokiaBrowser\\/(\\d+)\\.([\\d\\._]+)/,\n webos: /(webOS)\\/(\\d+)\\.(\\d+(\\.\\d+)?)/,\n blackberry: /(BlackBerry|BB10).*?Version\\/(\\d+)\\.(\\d+(\\.\\d+)?)/,\n playbook: /(PlayBook).*?Tablet\\s*OS\\s*(\\d+)\\.(\\d+(\\.\\d+)?)/,\n windows: /(MSIE)\\s+(\\d+)\\.(\\d+(\\.\\d+)?)/,\n tizen: /(tizen).*?Version\\/(\\d+)\\.(\\d+(\\.\\d+)?)/i,\n sailfish: /(sailfish).*rv:(\\d+)\\.(\\d+(\\.\\d+)?).*firefox/i,\n ffos: /(Mobile).*rv:(\\d+)\\.(\\d+(\\.\\d+)?).*Firefox/\n };\n var osRxs$1 = {\n ios: /^i(phone|pad|pod)$/i,\n android: /^android|fire$/i,\n blackberry: /^blackberry|playbook/i,\n windows: /windows/,\n wp: /wp/,\n flat: /sailfish|ffos|tizen/i,\n meego: /meego/\n };\n var desktopBrowserRxs$1 = {\n edge: /(edge)[ \\/]([\\w.]+)/i,\n webkit: /(chrome)[ \\/]([\\w.]+)/i,\n safari: /(webkit)[ \\/]([\\w.]+)/i,\n opera: /(opera)(?:.*version|)[ \\/]([\\w.]+)/i,\n msie: /(msie\\s|trident.*? rv:)([\\w.]+)/i,\n mozilla: /(mozilla)(?:.*? rv:([\\w.]+)|)/i\n };\n var mobileBrowserRxs$1 = {\n omini: /Opera\\sMini/i,\n omobile: /Opera\\sMobi/i,\n firefox: /Firefox|Fennec/i,\n mobilesafari: /version\\/.*safari/i,\n ie: /MSIE|Windows\\sPhone/i,\n chrome: /chrome|crios/i,\n webkit: /webkit/i\n };\n var testRx$1 = function (agent, rxs, dflt) {\n for (var rx in rxs) {\n if (rxs.hasOwnProperty(rx) && rxs[rx].test(agent)) {\n return rx;\n }\n }\n return dflt !== undefined ? dflt : agent;\n };\n /**\n * A function that detects the mobile browser based on the given UserAgent.\n *\n * @param ua - The user agent string.\n * @returns - A browser info object containing the browser type and version.\n *\n * @example\n * ```ts-no-run\n * const userAgent = 'Mozilla/5.0 (Linux; Android 8.0.0) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Focus/1.3 Chrome/61.0.3163.81 Mobile Safari/537.36';\n * detectMobileOS(userAgent); // { android: true };\n * ```\n */\n var detectMobileOS$1 = function (ua) {\n var minorVersion;\n var match = [];\n for (var agent in agentRxs$1) {\n if (agentRxs$1.hasOwnProperty(agent)) {\n match = ua.match(agentRxs$1[agent]);\n if (!match) {\n continue;\n }\n if (agent === 'windows' && 'plugins' in window.navigator) {\n return null;\n } // Break if not Metro/Mobile Windows\n var os = {};\n os.device = agent;\n os.browser = testRx$1(ua, mobileBrowserRxs$1, 'default');\n os.name = testRx$1(agent, osRxs$1);\n os[os.name] = true;\n os.majorVersion = match[2];\n os.minorVersion = match[3] ? match[3].replace('_', '.') : '.0';\n minorVersion = os.minorVersion.replace('.', '').substr(0, 2);\n os.flatVersion = os.majorVersion + minorVersion +\n (new Array(3 - (minorVersion.length < 3 ? minorVersion.length : 2)).join('0'));\n os.cordova = typeof window.PhoneGap !== undefined\n || typeof window.cordova !== undefined; // Use file protocol to detect appModes.\n os.appMode = window.navigator.standalone\n || (/file|local|wmapp/).test(window.location.protocol)\n || os.cordova; // Use file protocol to detect appModes.\n return os;\n }\n }\n return null;\n };\n /**\n * A function that detects the desktop browser based on the given UserAgent.\n *\n * @param ua - The user agent string.\n * @returns - A browser info object containing the browser type and version.\n *\n * @example\n * ```ts-no-run\n * const userAgent = 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_3) AppleWebKit/535.19 (KHTML, like Gecko) Chrome/18.0.1025.151 Safari/535.19';\n * detectDesktopBrowser(userAgent); // { chrome: true, webkit: true };\n * ```\n */\n var detectDesktopBrowser$1 = function (ua) {\n var browserInfo = null;\n var match = [];\n for (var agent in desktopBrowserRxs$1) {\n if (desktopBrowserRxs$1.hasOwnProperty(agent)) {\n match = ua.match(desktopBrowserRxs$1[agent]);\n if (match) {\n browserInfo = {};\n browserInfo[agent] = true;\n browserInfo[match[1].toLowerCase().split(' ')[0].split('/')[0]] = true;\n browserInfo.version = parseInt(document.documentMode || match[2], 10);\n break;\n }\n }\n }\n return browserInfo;\n };\n var userAgent$1 = isWindowAvailable$1() && window.navigator ? window.navigator.userAgent : null;\n /**\n * A constant holding the desktop browser info. The variable persists the result of the detectDesktopBrowser(window.navigator.userAgent) call.\n * If no desktop browser is detected, the constant will be `null`.\n */\n var browser$1$2 = userAgent$1 ? detectDesktopBrowser$1(userAgent$1) : null;\n /**\n * A constant holding the mobile OS info. The variable persists the result of the detectMobileOS(window.navigator.userAgent) call.\n * If no mobile OS is detected, the constant will be `null`.\n */\n var mobileOS$1 = userAgent$1 ? detectMobileOS$1(userAgent$1) : null;\n /**\n * A constant reporting the browser `touch` events support.\n */\n var touch$1 = isWindowAvailable$1() && 'ontouchstart' in window;\n /**\n * @hidden\n * A constant reporting the browser `msPointers` events support.\n */\n var msPointers$1 = browser$1$2 && !browser$1$2.chrome && window.MSPointerEvent;\n /**\n * A constant reporting the browser `pointers` events support.\n */\n var pointers$1 = browser$1$2 && !browser$1$2.chrome && window.PointerEvent;\n /**\n * A constant reporting whether the browser is touch enabled.\n */\n var touchEnabled$1 = mobileOS$1 && (touch$1 || msPointers$1 || pointers$1);\n\n var FIELD_REGEX$1$1 = /\\[(?:(\\d+)|['\"](.*?)['\"])\\]|((?:(?!\\[.*?\\]|\\.).)+)/g;\n /**\n * @hidden\n */\n function fieldList$1(field) {\n var fields = [];\n field.replace(FIELD_REGEX$1$1, function (_match, index, indexAccessor, fieldName) {\n fields.push(index !== undefined ? index : (indexAccessor || fieldName));\n });\n return fields;\n }\n\n var getterCache$1$1 = {};\n // tslint:disable-next-line:no-string-literal\n getterCache$1$1['undefined'] = function (obj) { return obj; };\n /**\n * @hidden\n */\n function getter$1$1(field) {\n if (getterCache$1$1[field]) {\n return getterCache$1$1[field];\n }\n var fields = fieldList$1(field);\n getterCache$1$1[field] = function (obj) {\n var result = obj;\n for (var idx = 0; idx < fields.length && result; idx++) {\n result = result[fields[idx]];\n }\n return result;\n };\n return getterCache$1$1[field];\n }\n\n var setterCache$1 = {};\n // tslint:disable-next-line:no-string-literal\n setterCache$1['undefined'] = function (obj) { return obj; };\n var defaultValue$1 = function (nextField, options) {\n return options && options.arrays && !isNaN(Number(nextField)) ? [] : {};\n };\n /**\n * @hidden\n */\n function setter$1(field) {\n if (setterCache$1[field]) {\n return setterCache$1[field];\n }\n var fields = fieldList$1(field);\n setterCache$1[field] = function (obj, value, options) {\n var root = obj;\n var depth = fields.length - 1;\n for (var idx = 0; idx < depth && root; idx++) {\n root = root[fields[idx]] = root[fields[idx]] || defaultValue$1(fields[idx + 1], options);\n }\n root[fields[depth]] = value;\n };\n return setterCache$1[field];\n }\n\n var reComment = /\\/\\*[\\s\\S]*?\\*\\//g;\n /*\n ([^\\s:;]+?)\\s*:\\s* # Property name and colon\n (\n (?:\n (?: # Begin alternation\n url\\( # Match 'url('\n \\s*\n (?:\n (?:[^\"')\\\\]|\\\\.)* # Content inside url(), excluding quotes and closing parenthesis\n |\n \"(?:[^\"\\\\]|\\\\.)*\" # Double-quoted strings, handling escaped characters\n |\n '(?:[^'\\\\]|\\\\.)*' # Single-quoted strings, handling escaped characters\n )\n \\s*\n \\)\n |\n \"(?:[^\"\\\\]|\\\\.)*\" # Double-quoted strings, handling escaped characters\n |\n '(?:[^'\\\\]|\\\\.)*' # Single-quoted strings, handling escaped characters\n |\n [^;\"'] # Any character except ';', double or single quotes\n )*? # Repeat zero or more times, non-greedy\n \\s*\n )\n )\n (?=;|$) # Lookahead for ';' or end of string\n */\n var reDeclaration = /([^\\s:;]+?)\\s*:\\s*((?:(?:url\\(\\s*(?:(?:[^\"')\\\\]|\\\\.)*|\"(?:[^\"\\\\]|\\\\.)*\"|'(?:[^'\\\\]|\\\\.)*')\\s*\\)|\"(?:[^\"\\\\]|\\\\.)*\"|'(?:[^'\\\\]|\\\\.)*'|[^;\"'])*?)\\s*)(?=;|$)/gi;\n var reDoubleQuoted = /"|"|"/gi;\n var reSingleQuoted = /'|'|'/gi;\n var doubleQuote = '\"';\n var singleQuote = \"'\";\n var empty$1 = '';\n function replaceQuoteEntities(str) {\n return str.replace(reDoubleQuoted, doubleQuote)\n .replace(reSingleQuoted, singleQuote);\n }\n /**\n * Parse inline styles string into object.\n *\n * @param styleString - inline styles string\n * @returns object with styles\n */\n function parseInlineStyles(styleString) {\n var styleObject = {};\n var input = replaceQuoteEntities((styleString || empty$1).replace(reComment, empty$1));\n var match = reDeclaration.exec(input), property, value;\n while (match !== null) {\n property = match[1].trim();\n value = match[2].trim();\n styleObject[property] = value;\n match = reDeclaration.exec(input);\n }\n return styleObject;\n }\n\n /**\n * @hidden\n */\n var isWindowAvailable = function () {\n return typeof window !== 'undefined';\n };\n\n /* tslint:disable:object-literal-sort-keys max-line-length */\n var agentRxs = {\n wp: /(Windows Phone(?: OS)?)\\s(\\d+)\\.(\\d+(\\.\\d+)?)/,\n fire: /(Silk)\\/(\\d+)\\.(\\d+(\\.\\d+)?)/,\n android: /(Android|Android.*(?:Opera|Firefox).*?\\/)\\s*(\\d+)(\\.(\\d+(\\.\\d+)?))?/,\n iphone: /(iPhone|iPod).*OS\\s+(\\d+)[\\._]([\\d\\._]+)/,\n ipad: /(iPad).*OS\\s+(\\d+)[\\._]([\\d_]+)/,\n meego: /(MeeGo).+NokiaBrowser\\/(\\d+)\\.([\\d\\._]+)/,\n webos: /(webOS)\\/(\\d+)\\.(\\d+(\\.\\d+)?)/,\n blackberry: /(BlackBerry|BB10).*?Version\\/(\\d+)\\.(\\d+(\\.\\d+)?)/,\n playbook: /(PlayBook).*?Tablet\\s*OS\\s*(\\d+)\\.(\\d+(\\.\\d+)?)/,\n windows: /(MSIE)\\s+(\\d+)\\.(\\d+(\\.\\d+)?)/,\n tizen: /(tizen).*?Version\\/(\\d+)\\.(\\d+(\\.\\d+)?)/i,\n sailfish: /(sailfish).*rv:(\\d+)\\.(\\d+(\\.\\d+)?).*firefox/i,\n ffos: /(Mobile).*rv:(\\d+)\\.(\\d+(\\.\\d+)?).*Firefox/\n };\n var osRxs = {\n ios: /^i(phone|pad|pod)$/i,\n android: /^android|fire$/i,\n blackberry: /^blackberry|playbook/i,\n windows: /windows/,\n wp: /wp/,\n flat: /sailfish|ffos|tizen/i,\n meego: /meego/\n };\n var desktopBrowserRxs = {\n edge: /(edge)[ \\/]([\\w.]+)/i,\n webkit: /(chrome)[ \\/]([\\w.]+)/i,\n safari: /(webkit)[ \\/]([\\w.]+)/i,\n opera: /(opera)(?:.*version|)[ \\/]([\\w.]+)/i,\n msie: /(msie\\s|trident.*? rv:)([\\w.]+)/i,\n mozilla: /(mozilla)(?:.*? rv:([\\w.]+)|)/i\n };\n var mobileBrowserRxs = {\n omini: /Opera\\sMini/i,\n omobile: /Opera\\sMobi/i,\n firefox: /Firefox|Fennec/i,\n mobilesafari: /version\\/.*safari/i,\n ie: /MSIE|Windows\\sPhone/i,\n chrome: /chrome|crios/i,\n webkit: /webkit/i\n };\n var testRx = function (agent, rxs, dflt) {\n for (var rx in rxs) {\n if (rxs.hasOwnProperty(rx) && rxs[rx].test(agent)) {\n return rx;\n }\n }\n return dflt !== undefined ? dflt : agent;\n };\n /**\n * A function that detects the mobile browser based on the given UserAgent.\n *\n * @param ua - The user agent string.\n * @returns - A browser info object containing the browser type and version.\n *\n * @example\n * ```ts-no-run\n * const userAgent = 'Mozilla/5.0 (Linux; Android 8.0.0) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Focus/1.3 Chrome/61.0.3163.81 Mobile Safari/537.36';\n * detectMobileOS(userAgent); // { android: true };\n * ```\n */\n var detectMobileOS = function (ua) {\n var minorVersion;\n var match = [];\n for (var agent in agentRxs) {\n if (agentRxs.hasOwnProperty(agent)) {\n match = ua.match(agentRxs[agent]);\n if (!match) {\n continue;\n }\n if (agent === 'windows' && 'plugins' in window.navigator) {\n return null;\n } // Break if not Metro/Mobile Windows\n var os = {};\n os.device = agent;\n os.browser = testRx(ua, mobileBrowserRxs, 'default');\n os.name = testRx(agent, osRxs);\n os[os.name] = true;\n os.majorVersion = match[2];\n os.minorVersion = match[3] ? match[3].replace('_', '.') : '.0';\n minorVersion = os.minorVersion.replace('.', '').substr(0, 2);\n os.flatVersion = os.majorVersion + minorVersion +\n (new Array(3 - (minorVersion.length < 3 ? minorVersion.length : 2)).join('0'));\n os.cordova = typeof window.PhoneGap !== undefined\n || typeof window.cordova !== undefined; // Use file protocol to detect appModes.\n os.appMode = window.navigator.standalone\n || (/file|local|wmapp/).test(window.location.protocol)\n || os.cordova; // Use file protocol to detect appModes.\n return os;\n }\n }\n return null;\n };\n /**\n * A function that detects the desktop browser based on the given UserAgent.\n *\n * @param ua - The user agent string.\n * @returns - A browser info object containing the browser type and version.\n *\n * @example\n * ```ts-no-run\n * const userAgent = 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_3) AppleWebKit/535.19 (KHTML, like Gecko) Chrome/18.0.1025.151 Safari/535.19';\n * detectDesktopBrowser(userAgent); // { chrome: true, webkit: true };\n * ```\n */\n var detectDesktopBrowser = function (ua) {\n var browserInfo = null;\n var match = [];\n for (var agent in desktopBrowserRxs) {\n if (desktopBrowserRxs.hasOwnProperty(agent)) {\n match = ua.match(desktopBrowserRxs[agent]);\n if (match) {\n browserInfo = {};\n browserInfo[agent] = true;\n browserInfo[match[1].toLowerCase().split(' ')[0].split('/')[0]] = true;\n browserInfo.version = parseInt(document.documentMode || match[2], 10);\n break;\n }\n }\n }\n return browserInfo;\n };\n var userAgent = isWindowAvailable() && window.navigator ? window.navigator.userAgent : null;\n /**\n * A constant holding the desktop browser info. The variable persists the result of the detectDesktopBrowser(window.navigator.userAgent) call.\n * If no desktop browser is detected, the constant will be `null`.\n */\n var browser$5 = userAgent ? detectDesktopBrowser(userAgent) : null;\n /**\n * A constant holding the mobile OS info. The variable persists the result of the detectMobileOS(window.navigator.userAgent) call.\n * If no mobile OS is detected, the constant will be `null`.\n */\n var mobileOS = userAgent ? detectMobileOS(userAgent) : null;\n /**\n * A constant reporting the browser `touch` events support.\n */\n var touch = isWindowAvailable() && 'ontouchstart' in window;\n /**\n * @hidden\n * A constant reporting the browser `msPointers` events support.\n */\n var msPointers = browser$5 && !browser$5.chrome && window.MSPointerEvent;\n /**\n * A constant reporting the browser `pointers` events support.\n */\n var pointers = browser$5 && !browser$5.chrome && window.PointerEvent;\n /**\n * A constant reporting whether the browser is touch enabled.\n */\n var touchEnabled = mobileOS && (touch || msPointers || pointers);\n\n var FIELD_REGEX$3 = /\\[(?:(\\d+)|['\"](.*?)['\"])\\]|((?:(?!\\[.*?\\]|\\.).)+)/g;\n /**\n * @hidden\n */\n function fieldList(field) {\n var fields = [];\n field.replace(FIELD_REGEX$3, function (_match, index, indexAccessor, fieldName) {\n fields.push(index !== undefined ? index : (indexAccessor || fieldName));\n });\n return fields;\n }\n\n var getterCache$3 = {};\n // tslint:disable-next-line:no-string-literal\n getterCache$3['undefined'] = function (obj) { return obj; };\n /**\n * @hidden\n */\n function getter$3(field) {\n if (getterCache$3[field]) {\n return getterCache$3[field];\n }\n var fields = fieldList(field);\n getterCache$3[field] = function (obj) {\n var result = obj;\n for (var idx = 0; idx < fields.length && result; idx++) {\n result = result[fields[idx]];\n }\n return result;\n };\n return getterCache$3[field];\n }\n\n var setterCache = {};\n // tslint:disable-next-line:no-string-literal\n setterCache['undefined'] = function (obj) { return obj; };\n var defaultValue = function (nextField, options) {\n return options && options.arrays && !isNaN(Number(nextField)) ? [] : {};\n };\n /**\n * @hidden\n */\n function setter(field) {\n if (setterCache[field]) {\n return setterCache[field];\n }\n var fields = fieldList(field);\n setterCache[field] = function (obj, value, options) {\n var root = obj;\n var depth = fields.length - 1;\n for (var idx = 0; idx < depth && root; idx++) {\n root = root[fields[idx]] = root[fields[idx]] || defaultValue(fields[idx + 1], options);\n }\n root[fields[depth]] = value;\n };\n return setterCache[field];\n }\n\n const __meta__$2x = {\n id: \"drawing.cmn.chunk\",\n name: \"DrawingCmnChunk\",\n category: \"web\",\n description: \"A reusable outputed chunk of code\",\n depends: ['common.cmn.chunk', 'pako-esm.cmn.chunk'],\n hidden: true,\n chunk: true\n };\n\n var Class = function Class () {};\n\n var Observable$3 = (function (Class) {\n function Observable() {\n Class.call(this);\n\n this._events = {};\n }\n\n if ( Class ) Observable.__proto__ = Class;\n Observable.prototype = Object.create( Class && Class.prototype );\n Observable.prototype.constructor = Observable;\n\n Observable.prototype.bind = function bind (eventName, handlers, one) {\n var arguments$1 = arguments;\n var this$1$1 = this;\n\n var eventNames = getArray(eventName);\n var handlersIsFunction = isFunction$6(handlers);\n var length = eventNames.length;\n\n if (handlers === undefined) {\n for (var field in eventName) {\n this$1$1.bind(field, eventName[field]);\n }\n return this;\n }\n\n var loop = function ( idx ) {\n var eventName$1 = eventNames[idx];\n\n var handler = handlersIsFunction ? handlers : handlers[eventName$1];\n\n if (handler) {\n if (one) {\n var original = handler;\n handler = function () { // eslint-disable-line no-loop-func\n this$1$1.unbind(eventName$1, handler);\n original.apply(this$1$1, arguments$1);\n };\n handler.original = original;\n }\n var events = this$1$1._events[eventName$1] = this$1$1._events[eventName$1] || [];\n events.push(handler);\n }\n };\n\n for (var idx = 0; idx < length; idx++) loop( idx );\n\n return this;\n };\n\n Observable.prototype.one = function one (eventNames, handlers) {\n return this.bind(eventNames, handlers, true);\n };\n\n Observable.prototype.first = function first (eventName, handlers) {\n var this$1$1 = this;\n\n var eventNames = getArray(eventName);\n var handlersIsFunction = isFunction$6(handlers);\n\n for (var idx = 0, length = eventNames.length; idx < length; idx++) {\n var eventName$1 = eventNames[idx];\n\n var handler = handlersIsFunction ? handlers : handlers[eventName$1];\n\n if (handler) {\n var events = this$1$1._events[eventName$1] = this$1$1._events[eventName$1] || [];\n events.unshift(handler);\n }\n }\n\n return this;\n };\n\n Observable.prototype.trigger = function trigger (eventName, e) {\n var this$1$1 = this;\n if ( e === void 0 ) e = {};\n\n var events = this._events[eventName];\n\n if (events) {\n var length = events.length;\n\n e.sender = this;\n e._defaultPrevented = false;\n e.preventDefault = preventDefault$7;\n e.isDefaultPrevented = isDefaultPrevented$2;\n\n events = events.slice();\n\n for (var idx = 0; idx < length; idx++) {\n events[idx].call(this$1$1, e);\n }\n\n return e._defaultPrevented === true;\n }\n\n return false;\n };\n\n Observable.prototype.unbind = function unbind (eventName, handler) {\n var events = this._events[eventName];\n\n if (eventName === undefined) {\n this._events = {};\n } else if (events) {\n if (handler) {\n for (var idx = events.length - 1; idx >= 0; idx--) {\n if (events[idx] === handler || events[idx].original === handler) {\n events.splice(idx, 1);\n }\n }\n } else {\n this._events[eventName] = [];\n }\n }\n\n return this;\n };\n\n return Observable;\n }(Class));\n\n function isFunction$6(value) {\n return typeof value === \"function\";\n }\n\n function getArray(value) {\n return typeof value === \"string\" ? [ value ] : value;\n }\n\n function preventDefault$7() {\n this._defaultPrevented = true;\n }\n\n function isDefaultPrevented$2() {\n return this._defaultPrevented === true;\n }\n\n var animationFrameProxy = function (callback) {\n var wnd = typeof window !== \"undefined\" ? window : {};\n var animationFrame = wnd.requestAnimationFrame ||\n wnd.webkitRequestAnimationFrame ||\n wnd.mozRequestAnimationFrame ||\n wnd.oRequestAnimationFrame ||\n wnd.msRequestAnimationFrame ||\n function(callback) { setTimeout(callback, 1000 / 60); };\n\n animationFrameProxy = function (callback) { return animationFrame.call(wnd, callback); };\n animationFrameProxy(callback);\n };\n\n var animationFrame$1 = animationFrameProxy;\n\n var ampRegExp$1 = /&/g;\n var ltRegExp$1 = //g;\n\n function htmlEncode$1(value) {\n return String(value).replace(ampRegExp$1, \"&\").replace(ltRegExp$1, \"<\").replace(gtRegExp$1, \">\").replace(quoteRegExp$1, \""\").replace(aposRegExp$1, \"'\");\n }\n\n /* eslint-disable no-console */\n\n function logToConsole(message) {\n var console = window.console;\n\n if (typeof(console) != \"undefined\" && console.log) {\n console.log(message);\n }\n }\n\n // XXX: the following will not work with IE9 (requires server proxy).\n function saveAs$1(options) {\n var dataURI = options.dataURI;\n var fileName = options.fileName;\n var data = dataURI;\n\n if (typeof data == \"string\" && window.Blob) {\n var parts = data.split(\";base64,\");\n var contentType = parts[0];\n var base64 = atob(parts[1]);\n var array = new Uint8Array(base64.length);\n for (var idx = 0; idx < base64.length; idx++) {\n array[idx] = base64.charCodeAt(idx);\n }\n data = new Blob([ array.buffer ], { type: contentType });\n }\n if (navigator.msSaveBlob) {\n navigator.msSaveBlob(data, fileName);\n } else {\n var link = document.createElement(\"a\");\n link.download = fileName;\n data = link.href = URL.createObjectURL(data);\n var e = document.createEvent(\"MouseEvents\");\n e.initMouseEvent(\"click\", true, false, window, 0, 0, 0, 0, 0, false, false, false, false, 0, null);\n link.dispatchEvent(e);\n setTimeout(function() {\n URL.revokeObjectURL(data);\n });\n }\n }\n\n function matchUserAgent(userAgent) {\n var browserRxs = {\n edge: /(edge)[ \\/]([\\w.]+)/i,\n webkit: /(chrome)[ \\/]([\\w.]+)/i,\n safari: /(webkit)[ \\/]([\\w.]+)/i,\n opera: /(opera)(?:.*version|)[ \\/]([\\w.]+)/i,\n msie: /(msie\\s|trident.*? rv:)([\\w.]+)/i,\n mozilla: /(mozilla)(?:.*? rv:([\\w.]+))/i\n };\n\n var browser = {};\n\n for (var agent in browserRxs) {\n if (browserRxs.hasOwnProperty(agent)) {\n var match = userAgent.match(browserRxs[agent]);\n if (match) {\n browser[agent] = true;\n browser[match[1].toLowerCase().split(\" \")[0].split(\"/\")[0]] = true;\n browser.version = parseInt(document.documentMode || match[2], 10);\n\n break;\n }\n }\n }\n\n return browser;\n }\n\n var browser$3 = null;\n\n var support$1 = {\n get browser() {\n if (typeof window === 'undefined' || browser$3) {\n return browser$3;\n }\n\n browser$3 = matchUserAgent(window.navigator.userAgent);\n return browser$3;\n }\n };\n\n function template() {\n throw new Error(\"Template implementation missing.\");\n }\n\n var now$1 = Date.now || function() {\n return new Date().getTime();\n };\n\n function throttle$1(fn, delay) {\n var lastExecTime = 0;\n var timeout;\n\n if (!delay || delay <= 0) {\n return fn;\n }\n\n var throttled = function() {\n var elapsed = now$1() - lastExecTime;\n var args = arguments;\n\n var exec = function() {\n fn.apply(null, args);\n lastExecTime = now$1();\n };\n\n // first execution\n if (!lastExecTime) {\n return exec();\n }\n\n if (timeout) {\n clearTimeout(timeout);\n }\n\n if (elapsed > delay) {\n exec();\n } else {\n timeout = setTimeout(exec, delay - elapsed);\n }\n };\n\n throttled.cancel = function() {\n clearTimeout(timeout);\n };\n\n return throttled;\n }\n\n var namedColors = {\n aliceblue: \"f0f8ff\", antiquewhite: \"faebd7\", aqua: \"00ffff\",\n aquamarine: \"7fffd4\", azure: \"f0ffff\", beige: \"f5f5dc\",\n bisque: \"ffe4c4\", black: \"000000\", blanchedalmond: \"ffebcd\",\n blue: \"0000ff\", blueviolet: \"8a2be2\", brown: \"a52a2a\",\n burlywood: \"deb887\", cadetblue: \"5f9ea0\", chartreuse: \"7fff00\",\n chocolate: \"d2691e\", coral: \"ff7f50\", cornflowerblue: \"6495ed\",\n cornsilk: \"fff8dc\", crimson: \"dc143c\", cyan: \"00ffff\",\n darkblue: \"00008b\", darkcyan: \"008b8b\", darkgoldenrod: \"b8860b\",\n darkgray: \"a9a9a9\", darkgrey: \"a9a9a9\", darkgreen: \"006400\",\n darkkhaki: \"bdb76b\", darkmagenta: \"8b008b\", darkolivegreen: \"556b2f\",\n darkorange: \"ff8c00\", darkorchid: \"9932cc\", darkred: \"8b0000\",\n darksalmon: \"e9967a\", darkseagreen: \"8fbc8f\", darkslateblue: \"483d8b\",\n darkslategray: \"2f4f4f\", darkslategrey: \"2f4f4f\", darkturquoise: \"00ced1\",\n darkviolet: \"9400d3\", deeppink: \"ff1493\", deepskyblue: \"00bfff\",\n dimgray: \"696969\", dimgrey: \"696969\", dodgerblue: \"1e90ff\",\n firebrick: \"b22222\", floralwhite: \"fffaf0\", forestgreen: \"228b22\",\n fuchsia: \"ff00ff\", gainsboro: \"dcdcdc\", ghostwhite: \"f8f8ff\",\n gold: \"ffd700\", goldenrod: \"daa520\", gray: \"808080\",\n grey: \"808080\", green: \"008000\", greenyellow: \"adff2f\",\n honeydew: \"f0fff0\", hotpink: \"ff69b4\", indianred: \"cd5c5c\",\n indigo: \"4b0082\", ivory: \"fffff0\", khaki: \"f0e68c\",\n lavender: \"e6e6fa\", lavenderblush: \"fff0f5\", lawngreen: \"7cfc00\",\n lemonchiffon: \"fffacd\", lightblue: \"add8e6\", lightcoral: \"f08080\",\n lightcyan: \"e0ffff\", lightgoldenrodyellow: \"fafad2\", lightgray: \"d3d3d3\",\n lightgrey: \"d3d3d3\", lightgreen: \"90ee90\", lightpink: \"ffb6c1\",\n lightsalmon: \"ffa07a\", lightseagreen: \"20b2aa\", lightskyblue: \"87cefa\",\n lightslategray: \"778899\", lightslategrey: \"778899\", lightsteelblue: \"b0c4de\",\n lightyellow: \"ffffe0\", lime: \"00ff00\", limegreen: \"32cd32\",\n linen: \"faf0e6\", magenta: \"ff00ff\", maroon: \"800000\",\n mediumaquamarine: \"66cdaa\", mediumblue: \"0000cd\", mediumorchid: \"ba55d3\",\n mediumpurple: \"9370d8\", mediumseagreen: \"3cb371\", mediumslateblue: \"7b68ee\",\n mediumspringgreen: \"00fa9a\", mediumturquoise: \"48d1cc\", mediumvioletred: \"c71585\",\n midnightblue: \"191970\", mintcream: \"f5fffa\", mistyrose: \"ffe4e1\",\n moccasin: \"ffe4b5\", navajowhite: \"ffdead\", navy: \"000080\",\n oldlace: \"fdf5e6\", olive: \"808000\", olivedrab: \"6b8e23\",\n orange: \"ffa500\", orangered: \"ff4500\", orchid: \"da70d6\",\n palegoldenrod: \"eee8aa\", palegreen: \"98fb98\", paleturquoise: \"afeeee\",\n palevioletred: \"d87093\", papayawhip: \"ffefd5\", peachpuff: \"ffdab9\",\n peru: \"cd853f\", pink: \"ffc0cb\", plum: \"dda0dd\",\n powderblue: \"b0e0e6\", purple: \"800080\", red: \"ff0000\",\n rosybrown: \"bc8f8f\", royalblue: \"4169e1\", saddlebrown: \"8b4513\",\n salmon: \"fa8072\", sandybrown: \"f4a460\", seagreen: \"2e8b57\",\n seashell: \"fff5ee\", sienna: \"a0522d\", silver: \"c0c0c0\",\n skyblue: \"87ceeb\", slateblue: \"6a5acd\", slategray: \"708090\",\n slategrey: \"708090\", snow: \"fffafa\", springgreen: \"00ff7f\",\n steelblue: \"4682b4\", tan: \"d2b48c\", teal: \"008080\",\n thistle: \"d8bfd8\", tomato: \"ff6347\", turquoise: \"40e0d0\",\n violet: \"ee82ee\", wheat: \"f5deb3\", white: \"ffffff\",\n whitesmoke: \"f5f5f5\", yellow: \"ffff00\", yellowgreen: \"9acd32\"\n };\n\n var browser$2 = support$1.browser;\n\n var matchNamedColor = function (color) {\n var colorNames = Object.keys(namedColors);\n colorNames.push(\"transparent\");\n\n var regexp = new RegExp(\"^(\" + colorNames.join(\"|\") + \")(\\\\W|$)\", \"i\");\n matchNamedColor = function (color) { return regexp.exec(color); };\n\n return regexp.exec(color);\n };\n\n var BaseColor = (function (Class) {\n function BaseColor() { Class.call(this); }\n\n if ( Class ) BaseColor.__proto__ = Class;\n BaseColor.prototype = Object.create( Class && Class.prototype );\n BaseColor.prototype.constructor = BaseColor;\n BaseColor.prototype.toHSV = function toHSV () { return this; };\n\n BaseColor.prototype.toRGB = function toRGB () { return this; };\n\n BaseColor.prototype.toHex = function toHex (options) { return this.toBytes().toHex(options); };\n\n BaseColor.prototype.toBytes = function toBytes () { return this; };\n\n BaseColor.prototype.toCss = function toCss (options) { return \"#\" + this.toHex(options); };\n\n BaseColor.prototype.toCssRgba = function toCssRgba () {\n var rgb = this.toBytes();\n return (\"rgba(\" + (rgb.r) + \", \" + (rgb.g) + \", \" + (rgb.b) + \", \" + (parseFloat((Number(this.a)).toFixed(3))) + \")\");\n };\n\n BaseColor.prototype.toDisplay = function toDisplay () {\n if (browser$2.msie && browser$2.version < 9) {\n return this.toCss(); // no RGBA support; does it support any opacity in colors?\n }\n return this.toCssRgba();\n };\n\n BaseColor.prototype.equals = function equals (c) {\n return c === this || ((c !== null && c !== undefined) && this.toCssRgba() === parseColor$2(c).toCssRgba());\n };\n\n BaseColor.prototype.diff = function diff (other) {\n if (other === null) {\n return NaN;\n }\n\n var c1 = this.toBytes();\n var c2 = other.toBytes();\n\n return Math.sqrt(Math.pow((c1.r - c2.r) * 0.30, 2) +\n Math.pow((c1.g - c2.g) * 0.59, 2) +\n Math.pow((c1.b - c2.b) * 0.11, 2));\n };\n\n BaseColor.prototype.clone = function clone () {\n var c = this.toBytes();\n if (c === this) {\n c = new Bytes(c.r, c.g, c.b, c.a);\n }\n\n return c;\n };\n\n return BaseColor;\n }(Class));\n\n var RGB = (function (BaseColor) {\n function RGB(r, g, b, a) {\n BaseColor.call(this);\n\n this.r = r;\n this.g = g;\n this.b = b;\n this.a = a;\n }\n\n if ( BaseColor ) RGB.__proto__ = BaseColor;\n RGB.prototype = Object.create( BaseColor && BaseColor.prototype );\n RGB.prototype.constructor = RGB;\n\n RGB.prototype.toHSV = function toHSV () {\n var ref = this;\n var r = ref.r;\n var g = ref.g;\n var b = ref.b;\n var min = Math.min(r, g, b);\n var max = Math.max(r, g, b);\n var delta = max - min;\n var v = max;\n var h, s;\n\n if (delta === 0) {\n return new HSV(0, 0, v, this.a);\n }\n\n if (max !== 0) {\n s = delta / max;\n if (r === max) {\n h = (g - b) / delta;\n } else if (g === max) {\n h = 2 + (b - r) / delta;\n } else {\n h = 4 + (r - g) / delta;\n }\n\n h *= 60;\n if (h < 0) {\n h += 360;\n }\n } else {\n s = 0;\n h = -1;\n }\n\n return new HSV(h, s, v, this.a);\n };\n\n RGB.prototype.toHSL = function toHSL () {\n var ref = this;\n var r = ref.r;\n var g = ref.g;\n var b = ref.b;\n var max = Math.max(r, g, b);\n var min = Math.min(r, g, b);\n var h, s, l = (max + min) / 2;\n\n if (max === min) {\n h = s = 0;\n } else {\n var d = max - min;\n s = l > 0.5 ? d / (2 - max - min) : d / (max + min);\n switch (max) {\n case r: h = (g - b) / d + (g < b ? 6 : 0); break;\n case g: h = (b - r) / d + 2; break;\n case b: h = (r - g) / d + 4; break;\n default: break;\n }\n }\n\n return new HSL(h * 60, s * 100, l * 100, this.a);\n };\n\n RGB.prototype.toBytes = function toBytes () {\n return new Bytes(this.r * 255, this.g * 255, this.b * 255, this.a);\n };\n\n return RGB;\n }(BaseColor));\n\n var Bytes = (function (RGB) {\n function Bytes(r, g, b, a) {\n RGB.call(this, Math.round(r), Math.round(g), Math.round(b), a);\n }\n\n if ( RGB ) Bytes.__proto__ = RGB;\n Bytes.prototype = Object.create( RGB && RGB.prototype );\n Bytes.prototype.constructor = Bytes;\n\n Bytes.prototype.toRGB = function toRGB () {\n return new RGB(this.r / 255, this.g / 255, this.b / 255, this.a);\n };\n\n Bytes.prototype.toHSV = function toHSV () {\n return this.toRGB().toHSV();\n };\n\n Bytes.prototype.toHSL = function toHSL () {\n return this.toRGB().toHSL();\n };\n\n Bytes.prototype.toHex = function toHex (options) {\n var value = hex(this.r, 2) + hex(this.g, 2) + hex(this.b, 2);\n\n if (options && options.alpha) {\n value += hex(Math.round(this.a * 255), 2);\n }\n\n return value;\n };\n\n Bytes.prototype.toBytes = function toBytes () {\n return this;\n };\n\n return Bytes;\n }(RGB));\n\n function hex(n, width, pad) {\n if ( pad === void 0 ) pad = \"0\";\n\n var result = n.toString(16);\n while (width > result.length) {\n result = pad + result;\n }\n\n return result;\n }\n\n var HSV = (function (BaseColor) {\n function HSV(h, s, v, a) {\n BaseColor.call(this);\n\n this.h = h;\n this.s = s;\n this.v = v;\n this.a = a;\n }\n\n if ( BaseColor ) HSV.__proto__ = BaseColor;\n HSV.prototype = Object.create( BaseColor && BaseColor.prototype );\n HSV.prototype.constructor = HSV;\n\n HSV.prototype.toRGB = function toRGB () {\n var ref = this;\n var h = ref.h;\n var s = ref.s;\n var v = ref.v;\n var r, g, b;\n\n if (s === 0) {\n r = g = b = v;\n } else {\n h /= 60;\n\n var i = Math.floor(h);\n var f = h - i;\n var p = v * (1 - s);\n var q = v * (1 - s * f);\n var t = v * (1 - s * (1 - f));\n\n switch (i) {\n case 0: r = v; g = t; b = p; break;\n case 1: r = q; g = v; b = p; break;\n case 2: r = p; g = v; b = t; break;\n case 3: r = p; g = q; b = v; break;\n case 4: r = t; g = p; b = v; break;\n default: r = v; g = p; b = q; break;\n }\n }\n\n return new RGB(r, g, b, this.a);\n };\n\n HSV.prototype.toHSL = function toHSL () {\n return this.toRGB().toHSL();\n };\n\n HSV.prototype.toBytes = function toBytes () {\n return this.toRGB().toBytes();\n };\n\n return HSV;\n }(BaseColor));\n\n var HSL = (function (BaseColor) {\n function HSL(h, s, l, a) {\n BaseColor.call(this);\n\n this.h = h;\n this.s = s;\n this.l = l;\n this.a = a;\n }\n\n if ( BaseColor ) HSL.__proto__ = BaseColor;\n HSL.prototype = Object.create( BaseColor && BaseColor.prototype );\n HSL.prototype.constructor = HSL;\n\n HSL.prototype.toRGB = function toRGB () {\n var h = this.h / 360;\n var s = this.s / 100;\n var l = this.l / 100;\n var r, g, b;\n\n if (s === 0) {\n r = g = b = l; // achromatic\n } else {\n var q = l < 0.5 ? l * (1 + s) : l + s - l * s;\n var p = 2 * l - q;\n r = hue2rgb(p, q, h + 1 / 3);\n g = hue2rgb(p, q, h);\n b = hue2rgb(p, q, h - 1 / 3);\n }\n\n return new RGB(r, g, b, this.a);\n };\n\n HSL.prototype.toHSV = function toHSV () {\n return this.toRGB().toHSV();\n };\n\n HSL.prototype.toBytes = function toBytes () {\n return this.toRGB().toBytes();\n };\n\n return HSL;\n }(BaseColor));\n\n function hue2rgb(p, q, s) {\n var t = s;\n\n if (t < 0) {\n t += 1;\n }\n\n if (t > 1) {\n t -= 1;\n }\n\n if (t < 1 / 6) {\n return p + (q - p) * 6 * t;\n }\n\n if (t < 1 / 2) {\n return q;\n }\n\n if (t < 2 / 3) {\n return p + (q - p) * (2 / 3 - t) * 6;\n }\n\n return p;\n }\n\n function alphaFromHex(a) {\n return parseFloat(parseFloat(parseInt(a, 16) / 255 ).toFixed(3));\n }\n\n function parseColor$2(value, safe) {\n var m, ret;\n\n if (!value || value === \"none\") {\n return null;\n }\n\n if (value instanceof BaseColor) {\n return value;\n }\n\n var color = value.toLowerCase();\n if ((m = matchNamedColor(color))) {\n if (m[1] === \"transparent\") {\n color = new RGB(1, 1, 1, 0);\n } else {\n color = parseColor$2(namedColors[m[1]], safe);\n }\n color.match = [ m[1] ];\n return color;\n }\n if ((m = /^#?([0-9a-f]{2})([0-9a-f]{2})([0-9a-f]{2})\\b/i.exec(color))) {\n ret = new Bytes(parseInt(m[1], 16),\n parseInt(m[2], 16),\n parseInt(m[3], 16), 1);\n } else if ((m = /^#?([0-9a-f])([0-9a-f])([0-9a-f])\\b/i.exec(color))) {\n ret = new Bytes(parseInt(m[1] + m[1], 16),\n parseInt(m[2] + m[2], 16),\n parseInt(m[3] + m[3], 16), 1);\n } else if ((m = /^#?([0-9a-f])([0-9a-f])([0-9a-f])([0-9a-f])\\b/i.exec(color))) { // Parse 4 digit hex color\n ret = new Bytes(parseInt(m[1] + m[1], 16),\n parseInt(m[2] + m[2], 16),\n parseInt(m[3] + m[3], 16),\n alphaFromHex(m[4] + m[4]));\n } else if ((m = /^#?([0-9a-f]{2})([0-9a-f]{2})([0-9a-f]{2})([0-9a-f]{2})\\b/i.exec(color))) { // Parse 8 digit hex color\n ret = new Bytes(parseInt(m[1], 16),\n parseInt(m[2], 16),\n parseInt(m[3], 16),\n alphaFromHex(m[4]));\n } else if ((m = /^rgb\\(\\s*([0-9]+)\\s*,\\s*([0-9]+)\\s*,\\s*([0-9]+)\\s*\\)/.exec(color))) {\n ret = new Bytes(parseInt(m[1], 10),\n parseInt(m[2], 10),\n parseInt(m[3], 10), 1);\n } else if ((m = /^rgba\\(\\s*([0-9]+)\\s*,\\s*([0-9]+)\\s*,\\s*([0-9]+)\\s*,\\s*([0-9.]+)\\s*\\)/.exec(color))) {\n ret = new Bytes(parseInt(m[1], 10),\n parseInt(m[2], 10),\n parseInt(m[3], 10), parseFloat(m[4]));\n } else if ((m = /^rgb\\(\\s*([0-9]*\\.?[0-9]+)%\\s*,\\s*([0-9]*\\.?[0-9]+)%\\s*,\\s*([0-9]*\\.?[0-9]+)%\\s*\\)/.exec(color))) {\n ret = new RGB(parseFloat(m[1]) / 100,\n parseFloat(m[2]) / 100,\n parseFloat(m[3]) / 100, 1);\n } else if ((m = /^rgba\\(\\s*([0-9]*\\.?[0-9]+)%\\s*,\\s*([0-9]*\\.?[0-9]+)%\\s*,\\s*([0-9]*\\.?[0-9]+)%\\s*,\\s*([0-9.]+)\\s*\\)/.exec(color))) {\n ret = new RGB(parseFloat(m[1]) / 100,\n parseFloat(m[2]) / 100,\n parseFloat(m[3]) / 100, parseFloat(m[4]));\n } else if ((m = /^color\\(\\s*srgb\\s*([0-9]*\\.?[0-9]+)\\s+([0-9]*\\.?[0-9]+)\\s+([0-9]*\\.?[0-9]+)\\s*(\\/\\s+([0-9]*\\.?[0-9]+))?\\)/.exec(color))) {\n ret = new RGB(\n parseFloat(m[1]),\n parseFloat(m[2]),\n parseFloat(m[3]),\n parseFloat(m[5] || '1'));\n }\n\n if (ret) {\n ret.match = m;\n } else if (!safe) {\n throw new Error(\"Cannot parse color: \" + color);\n }\n\n return ret;\n }\n\n var DARK_TRESHOLD = 180;\n\n var Color = (function (Class) {\n function Color(value) {\n var this$1$1 = this;\n\n Class.call(this);\n\n if (arguments.length === 1) {\n var formats = Color.formats;\n var resolvedColor = this.resolveColor(value);\n\n for (var idx = 0; idx < formats.length; idx++) {\n var formatRegex = formats[idx].re;\n var processor = formats[idx].process;\n var parts = formatRegex.exec(resolvedColor);\n\n if (parts) {\n var channels = processor(parts);\n this$1$1.r = channels[0];\n this$1$1.g = channels[1];\n this$1$1.b = channels[2];\n }\n }\n } else {\n this.r = arguments[0];\n this.g = arguments[1];\n this.b = arguments[2];\n }\n\n this.r = this.normalizeByte(this.r);\n this.g = this.normalizeByte(this.g);\n this.b = this.normalizeByte(this.b);\n }\n\n if ( Class ) Color.__proto__ = Class;\n Color.prototype = Object.create( Class && Class.prototype );\n Color.prototype.constructor = Color;\n\n Color.prototype.toHex = function toHex () {\n var pad = this.padDigit;\n var r = this.r.toString(16);\n var g = this.g.toString(16);\n var b = this.b.toString(16);\n\n return \"#\" + pad(r) + pad(g) + pad(b);\n };\n\n Color.prototype.resolveColor = function resolveColor (value) {\n var color = value || \"black\";\n\n if (color.charAt(0) === \"#\") {\n color = color.substr(1, 6);\n }\n\n color = color.replace(/ /g, \"\");\n color = color.toLowerCase();\n color = Color.namedColors[color] || color;\n\n return color;\n };\n\n Color.prototype.normalizeByte = function normalizeByte (value) {\n if (value < 0 || isNaN(value)) {\n return 0;\n }\n\n return value > 255 ? 255 : value;\n };\n\n Color.prototype.padDigit = function padDigit (value) {\n return (value.length === 1) ? \"0\" + value : value;\n };\n\n Color.prototype.brightness = function brightness (value) {\n var round = Math.round;\n\n this.r = round(this.normalizeByte(this.r * value));\n this.g = round(this.normalizeByte(this.g * value));\n this.b = round(this.normalizeByte(this.b * value));\n\n return this;\n };\n\n Color.prototype.percBrightness = function percBrightness () {\n return Math.sqrt(0.241 * this.r * this.r + 0.691 * this.g * this.g + 0.068 * this.b * this.b);\n };\n\n Color.prototype.isDark = function isDark () {\n return this.percBrightness() < DARK_TRESHOLD;\n };\n\n Color.fromBytes = function fromBytes (r, g, b, a) {\n return new Bytes(r, g, b, a != null ? a : 1);\n };\n\n Color.fromRGB = function fromRGB (r, g, b, a) {\n return new RGB(r, g, b, a != null ? a : 1);\n };\n\n Color.fromHSV = function fromHSV (h, s, v, a) {\n return new HSV(h, s, v, a != null ? a : 1);\n };\n\n Color.fromHSL = function fromHSL (h, s, l, a) {\n return new HSL(h, s, l, a != null ? a : 1);\n };\n\n return Color;\n }(Class));\n\n Color.formats = [ {\n re: /^rgb\\((\\d{1,3}),\\s*(\\d{1,3}),\\s*(\\d{1,3})\\)$/,\n process: function(parts) {\n return [\n parseInt(parts[1], 10), parseInt(parts[2], 10), parseInt(parts[3], 10)\n ];\n }\n }, {\n re: /^(\\w{2})(\\w{2})(\\w{2})$/,\n process: function(parts) {\n return [\n parseInt(parts[1], 16), parseInt(parts[2], 16), parseInt(parts[3], 16)\n ];\n }\n }, {\n re: /^(\\w{1})(\\w{1})(\\w{1})$/,\n process: function(parts) {\n return [\n parseInt(parts[1] + parts[1], 16),\n parseInt(parts[2] + parts[2], 16),\n parseInt(parts[3] + parts[3], 16)\n ];\n }\n } ];\n\n Color.namedColors = namedColors;\n\n var HasObservers = (function (Class) {\n function HasObservers () {\n Class.apply(this, arguments);\n }\n\n if ( Class ) HasObservers.__proto__ = Class;\n HasObservers.prototype = Object.create( Class && Class.prototype );\n HasObservers.prototype.constructor = HasObservers;\n\n HasObservers.prototype.observers = function observers () {\n this._observers = this._observers || [];\n return this._observers;\n };\n\n HasObservers.prototype.addObserver = function addObserver (element) {\n if (!this._observers) {\n this._observers = [ element ];\n } else {\n this._observers.push(element);\n }\n return this;\n };\n\n HasObservers.prototype.removeObserver = function removeObserver (element) {\n var observers = this.observers();\n var index = observers.indexOf(element);\n if (index !== -1) {\n observers.splice(index, 1);\n }\n return this;\n };\n\n HasObservers.prototype.trigger = function trigger (methodName, event) {\n var observers = this._observers;\n\n if (observers && !this._suspended) {\n for (var idx = 0; idx < observers.length; idx++) {\n var observer = observers[idx];\n if (observer[methodName]) {\n observer[methodName](event);\n }\n }\n }\n return this;\n };\n\n HasObservers.prototype.optionsChange = function optionsChange (e) {\n if ( e === void 0 ) e = {};\n\n e.element = this;\n this.trigger(\"optionsChange\", e);\n };\n\n HasObservers.prototype.geometryChange = function geometryChange () {\n this.trigger(\"geometryChange\", {\n element: this\n });\n };\n\n HasObservers.prototype.suspend = function suspend () {\n this._suspended = (this._suspended || 0) + 1;\n return this;\n };\n\n HasObservers.prototype.resume = function resume () {\n this._suspended = Math.max((this._suspended || 0) - 1, 0);\n return this;\n };\n\n HasObservers.prototype._observerField = function _observerField (field, value) {\n if (this[field]) {\n this[field].removeObserver(this);\n }\n this[field] = value;\n value.addObserver(this);\n };\n\n return HasObservers;\n }(Class));\n\n function append$1(first, second) {\n first.push.apply(first, second);\n return first;\n }\n\n /* eslint-disable key-spacing,no-multi-spaces,no-param-reassign */\n\n var literals = {\n 1 : \"i\", 10 : \"x\", 100 : \"c\",\n 2 : \"ii\", 20 : \"xx\", 200 : \"cc\",\n 3 : \"iii\", 30 : \"xxx\", 300 : \"ccc\",\n 4 : \"iv\", 40 : \"xl\", 400 : \"cd\",\n 5 : \"v\", 50 : \"l\", 500 : \"d\",\n 6 : \"vi\", 60 : \"lx\", 600 : \"dc\",\n 7 : \"vii\", 70 : \"lxx\", 700 : \"dcc\",\n 8 : \"viii\", 80 : \"lxxx\", 800 : \"dccc\",\n 9 : \"ix\", 90 : \"xc\", 900 : \"cm\",\n 1000 : \"m\"\n };\n\n function arabicToRoman$1(n) {\n var values = [ 1000,\n 900 , 800, 700, 600, 500, 400, 300, 200, 100,\n 90 , 80 , 70 , 60 , 50 , 40 , 30 , 20 , 10 ,\n 9 , 8 , 7 , 6 , 5 , 4 , 3 , 2 , 1 ];\n\n var roman = \"\";\n while (n > 0) {\n if (n < values[0]) {\n values.shift();\n } else {\n roman += literals[values[0]];\n n -= values[0];\n }\n }\n return roman;\n }\n\n function createPromise$1() {\n var resolveFn, rejectFn;\n var promise = new Promise(function (resolve, reject) {\n resolveFn = function (data) {\n promise._state = \"resolved\";\n resolve(data);\n return promise;\n };\n rejectFn = function (data) {\n promise._state = \"rejected\";\n reject(data);\n\n return promise;\n };\n });\n promise._state = \"pending\";\n promise.resolve = resolveFn;\n promise.reject = rejectFn;\n promise.state = function () { return promise._state; };\n\n return promise;\n }\n\n var UNDEFINED$1 = \"undefined\";\n\n function defined$1(value) {\n return typeof value !== UNDEFINED$1;\n }\n\n var defId = 1;\n\n function definitionId() {\n return \"kdef\" + defId++;\n }\n\n var DEG_TO_RAD$1 = Math.PI / 180;\n var MAX_NUM = Number.MAX_VALUE;\n var MIN_NUM = -Number.MAX_VALUE;\n\n function deg$1(radians) {\n return radians / DEG_TO_RAD$1;\n }\n\n var fromCharCode$1 = String.fromCharCode;\n\n var BOM = '\\xfe\\xff';\n\n // Encodes a string as UTF-8\n function encodeUTF8$1(input) {\n var output = \"\";\n\n for (var i = 0; i < input.length; i++) {\n var code = input.charCodeAt(i);\n\n if (0xD800 <= code && code <= 0xDBFF) {\n var hi = code;\n var low = input.charCodeAt(++i);\n\n if (!isNaN(low)) {\n // Combine high and low surrogate\n // See https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/charCodeAt\n code = (hi - 0xD800) * 0x400 +\n (low - 0xDC00) + 0x10000;\n }\n }\n\n if (code < 0x80) {\n // One byte\n output += fromCharCode$1(code);\n } else if (code < 0x800) {\n // Two bytes\n output += fromCharCode$1(0xC0 | (code >>> 6));\n output += fromCharCode$1(0x80 | (code & 0x3f));\n } else if (code < 0x10000) {\n // Three bytes\n output += fromCharCode$1(0xE0 | (code >>> 12));\n output += fromCharCode$1(0x80 | (code >>> 6 & 0x3f));\n output += fromCharCode$1(0x80 | (code & 0x3f));\n } else if (code < 0x10FFFF) {\n // Four bytes\n output += fromCharCode$1(0xF0 | (code >>> 18));\n output += fromCharCode$1(0x80 | (code >>> 12 & 0x3f));\n output += fromCharCode$1(0x80 | (code >>> 6 & 0x3f));\n output += fromCharCode$1(0x80 | (code & 0x3f));\n }\n }\n\n return output;\n }\n\n function encodeUnit(codeUnit) {\n return fromCharCode$1(codeUnit >> 8) + fromCharCode$1(codeUnit & 0x00ff);\n }\n\n // Encodes a string as UTF-16 big-endian\n function encodeUTF16BE(input) {\n var output = '';\n\n for (var i = 0; i < input.length; i++) {\n var c = input.charCodeAt(i);\n\n if (c < 0xFFFF) {\n output += encodeUnit(c);\n } else {\n var lead = ((c - 0x10000) >> 10) + 0xD800;\n var trail = ((c - 0x10000) & 0x3FF) + 0xDC00;\n output += encodeUnit(lead);\n output += encodeUnit(trail);\n }\n }\n\n return output;\n }\n\n var KEY_STR$1 = \"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=\";\n\n function encodeBase64$1(input) {\n var output = \"\";\n var i = 0;\n\n var utfInput = encodeUTF8$1(input);\n\n while (i < utfInput.length) {\n var chr1 = utfInput.charCodeAt(i++);\n var chr2 = utfInput.charCodeAt(i++);\n var chr3 = utfInput.charCodeAt(i++);\n\n var enc1 = chr1 >> 2;\n var enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);\n var enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);\n var enc4 = chr3 & 63;\n\n if (isNaN(chr2)) {\n enc3 = enc4 = 64;\n } else if (isNaN(chr3)) {\n enc4 = 64;\n }\n\n output = output +\n KEY_STR$1.charAt(enc1) + KEY_STR$1.charAt(enc2) +\n KEY_STR$1.charAt(enc3) + KEY_STR$1.charAt(enc4);\n }\n\n return output;\n }\n\n function eventCoordinates$1(e) {\n if (defined$1((e.x || {}).location)) {\n return {\n x: e.x.location,\n y: e.y.location\n };\n }\n\n return {\n x: e.pageX || e.clientX || 0,\n y: e.pageY || e.clientY || 0\n };\n }\n\n function eventElement$1(e) {\n if ( e === void 0 ) e = {};\n\n return e.touch ? e.touch.initialTouch : e.target;\n }\n\n function isTransparent$1(color) {\n return color === \"\" || color === null || color === \"none\" || color === \"transparent\" || !defined$1(color);\n }\n\n function last$1(array) {\n if (array) {\n return array[array.length - 1];\n }\n }\n\n function limitValue$1(value, min, max) {\n return Math.max(Math.min(value, max), min);\n }\n\n /* eslint-disable no-multi-spaces, key-spacing, indent, camelcase, space-before-blocks, eqeqeq, brace-style */\n /* eslint-disable space-infix-ops, space-before-function-paren, array-bracket-spacing, object-curly-spacing */\n /* eslint-disable no-nested-ternary, max-params, default-case, no-else-return, no-empty */\n /* eslint-disable no-param-reassign, no-var, block-scoped-var */\n\n // mergeSort is stable.\n function mergeSort(a, cmp) {\n if (a.length < 2) {\n return a.slice();\n }\n function merge(a, b) {\n var r = [], ai = 0, bi = 0, i = 0;\n while (ai < a.length && bi < b.length) {\n if (cmp(a[ai], b[bi]) <= 0) {\n r[i++] = a[ai++];\n } else {\n r[i++] = b[bi++];\n }\n }\n if (ai < a.length) {\n r.push.apply(r, a.slice(ai));\n }\n if (bi < b.length) {\n r.push.apply(r, b.slice(bi));\n }\n return r;\n }\n return (function sort(a) {\n if (a.length <= 1) {\n return a;\n }\n var m = Math.floor(a.length / 2);\n var left = a.slice(0, m);\n var right = a.slice(m);\n left = sort(left);\n right = sort(right);\n return merge(left, right);\n })(a);\n }\n\n function promiseAll(promises) {\n return Promise.all(promises);\n }\n\n function rad$1(degrees) {\n return degrees * DEG_TO_RAD$1;\n }\n\n function pow$1$1(p) {\n if (p) {\n return Math.pow(10, p);\n }\n\n return 1;\n }\n\n function round$2(value, precision) {\n var power = pow$1$1(precision);\n return Math.round(value * power) / power;\n }\n\n function valueOrDefault$2(value, defaultValue) {\n return defined$1(value) ? value : defaultValue;\n }\n\n function bindEvents$2(element, events) {\n for (var eventName in events) {\n var eventNames = eventName.trim().split(\" \");\n for (var idx = 0; idx < eventNames.length; idx++) {\n element.addEventListener(eventNames[idx], events[eventName], false);\n }\n }\n }\n\n function elementOffset$1(element) {\n var box = element.getBoundingClientRect();\n\n var documentElement = document.documentElement;\n\n return {\n top: box.top + (window.pageYOffset || documentElement.scrollTop) - (documentElement.clientTop || 0),\n left: box.left + (window.pageXOffset || documentElement.scrollLeft) - (documentElement.clientLeft || 0)\n };\n }\n\n function elementStyles$1(element, styles) {\n var result = {};\n var style = window.getComputedStyle(element) || {};\n var stylesArray = Array.isArray(styles) ? styles : [ styles ];\n\n for (var idx = 0; idx < stylesArray.length; idx++) {\n var field = stylesArray[idx];\n result[field] = style[field];\n }\n\n return result;\n }\n\n function getPixels(value) {\n if (isNaN(value)) {\n return value;\n }\n return value + \"px\";\n }\n\n function elementSize$1(element, size) {\n if (size) {\n var width = size.width;\n var height = size.height;\n\n if (defined$1(width)) {\n element.style.width = getPixels(width);\n }\n\n if (defined$1(height)) {\n element.style.height = getPixels(height);\n }\n\n } else {\n var size$1 = elementStyles$1(element, [ 'width', 'height' ]);\n\n return {\n width: parseInt(size$1.width, 10),\n height: parseInt(size$1.height, 10)\n };\n }\n }\n\n function unbindEvents$1(element, events) {\n if ( events === void 0 ) events = {};\n\n for (var name in events) {\n var eventNames = name.trim().split(\" \");\n for (var idx = 0; idx < eventNames.length; idx++) {\n element.removeEventListener(eventNames[idx], events[name], false);\n }\n }\n }\n\n function elementPadding(element) {\n var ref = elementStyles$1(element, [ \"paddingLeft\", \"paddingTop\" ]);\n var paddingLeft = ref.paddingLeft;\n var paddingTop = ref.paddingTop;\n return {\n top: parseFloat(paddingTop),\n left: parseFloat(paddingLeft)\n };\n }\n\n var Matrix$3 = (function (Class) {\n function Matrix(a, b, c, d, e, f) {\n if ( a === void 0 ) a = 0;\n if ( b === void 0 ) b = 0;\n if ( c === void 0 ) c = 0;\n if ( d === void 0 ) d = 0;\n if ( e === void 0 ) e = 0;\n if ( f === void 0 ) f = 0;\n\n Class.call(this);\n\n this.a = a;\n this.b = b;\n this.c = c;\n this.d = d;\n this.e = e;\n this.f = f;\n }\n\n if ( Class ) Matrix.__proto__ = Class;\n Matrix.prototype = Object.create( Class && Class.prototype );\n Matrix.prototype.constructor = Matrix;\n\n Matrix.prototype.multiplyCopy = function multiplyCopy (matrix) {\n return new Matrix(\n this.a * matrix.a + this.c * matrix.b,\n this.b * matrix.a + this.d * matrix.b,\n this.a * matrix.c + this.c * matrix.d,\n this.b * matrix.c + this.d * matrix.d,\n this.a * matrix.e + this.c * matrix.f + this.e,\n this.b * matrix.e + this.d * matrix.f + this.f\n );\n };\n\n Matrix.prototype.invert = function invert () {\n var ref = this;\n var a = ref.a;\n var b = ref.b;\n var d = ref.c;\n var e = ref.d;\n var g = ref.e;\n var h = ref.f;\n var det = a * e - b * d;\n\n if (det === 0) {\n return null;\n }\n\n return new Matrix(e / det, -b / det, -d / det, a / det,\n (d * h - e * g) / det, (b * g - a * h) / det);\n };\n\n Matrix.prototype.clone = function clone () {\n return new Matrix(this.a, this.b, this.c, this.d, this.e, this.f);\n };\n\n Matrix.prototype.equals = function equals (other) {\n if (!other) {\n return false;\n }\n\n return this.a === other.a && this.b === other.b &&\n this.c === other.c && this.d === other.d &&\n this.e === other.e && this.f === other.f;\n };\n\n Matrix.prototype.round = function round$1 (precision) {\n this.a = round$2(this.a, precision);\n this.b = round$2(this.b, precision);\n this.c = round$2(this.c, precision);\n this.d = round$2(this.d, precision);\n this.e = round$2(this.e, precision);\n this.f = round$2(this.f, precision);\n\n return this;\n };\n\n Matrix.prototype.toArray = function toArray (precision) {\n var result = [ this.a, this.b, this.c, this.d, this.e, this.f ];\n\n if (defined$1(precision)) {\n for (var i = 0; i < result.length; i++) {\n result[i] = round$2(result[i], precision);\n }\n }\n\n return result;\n };\n\n Matrix.prototype.toString = function toString (precision, separator) {\n if ( separator === void 0 ) separator = \",\";\n\n return this.toArray(precision).join(separator);\n };\n\n Matrix.translate = function translate (x, y) {\n return new Matrix(1, 0, 0, 1, x, y);\n };\n\n Matrix.unit = function unit () {\n return new Matrix(1, 0, 0, 1, 0, 0);\n };\n\n Matrix.rotate = function rotate (angle, x, y) {\n var matrix = new Matrix();\n matrix.a = Math.cos(rad$1(angle));\n matrix.b = Math.sin(rad$1(angle));\n matrix.c = -matrix.b;\n matrix.d = matrix.a;\n matrix.e = (x - x * matrix.a + y * matrix.b) || 0;\n matrix.f = (y - y * matrix.a - x * matrix.b) || 0;\n\n return matrix;\n };\n\n Matrix.scale = function scale (scaleX, scaleY) {\n return new Matrix(scaleX, 0, 0, scaleY, 0, 0);\n };\n\n return Matrix;\n }(Class));\n\n Matrix$3.IDENTITY = Matrix$3.unit();\n\n var matrixRegexp$1 = /matrix\\((.*)\\)/;\n\n function parseMatrix$1(matrixString) {\n var match = matrixString.match(matrixRegexp$1);\n if (match === null || match.length !== 2) {\n return Matrix$3.unit();\n }\n\n var members = match[1].split(',').map(function (x) { return parseFloat(x); });\n return new (Function.prototype.bind.apply( Matrix$3, [ null ].concat( members) ));\n }\n\n function transformMatrix$1(element) {\n var transform = getComputedStyle(element).transform;\n\n if (transform === 'none') {\n return Matrix$3.unit();\n }\n\n return parseMatrix$1(transform);\n }\n\n function elementScale$1(element) {\n if (!element) {\n return Matrix$3.unit();\n }\n\n var matrix = transformMatrix$1(element);\n var parent = element.parentElement;\n while (parent) {\n var parentMatrix = transformMatrix$1(parent);\n matrix = matrix.multiplyCopy(parentMatrix);\n parent = parent.parentElement;\n }\n\n matrix.b = matrix.c = matrix.e = matrix.f = 0;\n return matrix;\n }\n\n var LRUCache = (function (Class) {\n function LRUCache(size) {\n Class.call(this);\n\n this._size = size;\n this._length = 0;\n this._map = {};\n }\n\n if ( Class ) LRUCache.__proto__ = Class;\n LRUCache.prototype = Object.create( Class && Class.prototype );\n LRUCache.prototype.constructor = LRUCache;\n\n LRUCache.prototype.put = function put (key, value) {\n var map = this._map;\n var entry = { key: key, value: value };\n\n map[key] = entry;\n\n if (!this._head) {\n this._head = this._tail = entry;\n } else {\n this._tail.newer = entry;\n entry.older = this._tail;\n this._tail = entry;\n }\n\n if (this._length >= this._size) {\n map[this._head.key] = null;\n this._head = this._head.newer;\n this._head.older = null;\n } else {\n this._length++;\n }\n };\n\n LRUCache.prototype.get = function get (key) {\n var entry = this._map[key];\n\n if (entry) {\n if (entry === this._head && entry !== this._tail) {\n this._head = entry.newer;\n this._head.older = null;\n }\n\n if (entry !== this._tail) {\n if (entry.older) {\n entry.older.newer = entry.newer;\n entry.newer.older = entry.older;\n }\n\n entry.older = this._tail;\n entry.newer = null;\n\n this._tail.newer = entry;\n this._tail = entry;\n }\n\n return entry.value;\n }\n };\n\n return LRUCache;\n }(Class));\n\n var REPLACE_REGEX = /\\r?\\n|\\r|\\t/g;\n var SPACE$1 = ' ';\n\n function normalizeText(text) {\n return String(text).replace(REPLACE_REGEX, SPACE$1);\n }\n\n function objectKey$1(object) {\n var parts = [];\n for (var key in object) {\n parts.push(key + object[key]);\n }\n\n return parts.sort().join(\"\");\n }\n\n // Computes FNV-1 hash\n // See http://en.wikipedia.org/wiki/Fowler%E2%80%93Noll%E2%80%93Vo_hash_function\n function hashKey$1(str) {\n // 32-bit FNV-1 offset basis\n // See http://isthe.com/chongo/tech/comp/fnv/#FNV-param\n var hash = 0x811C9DC5;\n\n for (var i = 0; i < str.length; ++i) {\n hash += (hash << 1) + (hash << 4) + (hash << 7) + (hash << 8) + (hash << 24);\n hash ^= str.charCodeAt(i);\n }\n\n return hash >>> 0;\n }\n\n function zeroSize() {\n return { width: 0, height: 0, baseline: 0 };\n }\n\n var DEFAULT_OPTIONS$1 = {\n baselineMarkerSize: 1\n };\n\n var defaultMeasureBox;\n\n if (typeof document !== \"undefined\") {\n defaultMeasureBox = document.createElement(\"div\");\n defaultMeasureBox.style.setProperty(\"position\", \"absolute\", \"important\");\n defaultMeasureBox.style.setProperty(\"top\", \"-4000px\", \"important\");\n defaultMeasureBox.style.setProperty(\"width\", \"auto\", \"important\");\n defaultMeasureBox.style.setProperty(\"height\", \"auto\", \"important\");\n defaultMeasureBox.style.setProperty(\"padding\", \"0\", \"important\");\n defaultMeasureBox.style.setProperty(\"margin\", \"0\", \"important\");\n defaultMeasureBox.style.setProperty(\"border\", \"0\", \"important\");\n defaultMeasureBox.style.setProperty(\"line-height\", \"normal\", \"important\");\n defaultMeasureBox.style.setProperty(\"visibility\", \"hidden\", \"important\");\n defaultMeasureBox.style.setProperty(\"white-space\", \"pre\", \"important\");\n }\n\n var TextMetrics = (function (Class) {\n function TextMetrics(options) {\n Class.call(this);\n\n this._cache = new LRUCache(1000);\n this.options = Object.assign({}, DEFAULT_OPTIONS$1, options);\n }\n\n if ( Class ) TextMetrics.__proto__ = Class;\n TextMetrics.prototype = Object.create( Class && Class.prototype );\n TextMetrics.prototype.constructor = TextMetrics;\n\n TextMetrics.prototype.measure = function measure (text, style, options) {\n if ( options === void 0 ) options = {};\n\n if (typeof text === 'undefined' || text === null) {\n return zeroSize();\n }\n\n var styleKey = objectKey$1(style);\n var cacheKey = hashKey$1(text + styleKey);\n var cachedResult = this._cache.get(cacheKey);\n\n if (cachedResult) {\n return cachedResult;\n }\n\n var size = zeroSize();\n var measureBox = options.box || defaultMeasureBox;\n var baselineMarker = this._baselineMarker().cloneNode(false);\n\n for (var key in style) {\n var value = style[key];\n if (typeof value !== \"undefined\") {\n measureBox.style[key] = value;\n }\n }\n\n var textStr = options.normalizeText !== false ? normalizeText(text) : String(text);\n\n measureBox.textContent = textStr;\n measureBox.appendChild(baselineMarker);\n document.body.appendChild(measureBox);\n\n if (textStr.length) {\n size.width = measureBox.offsetWidth - this.options.baselineMarkerSize;\n size.height = measureBox.offsetHeight;\n size.baseline = baselineMarker.offsetTop + this.options.baselineMarkerSize;\n }\n\n if (size.width > 0 && size.height > 0) {\n this._cache.put(cacheKey, size);\n }\n\n measureBox.parentNode.removeChild(measureBox);\n\n return size;\n };\n\n TextMetrics.prototype._baselineMarker = function _baselineMarker () {\n var marker = document.createElement(\"div\");\n marker.style.display = \"inline-block\";\n marker.style.verticalAlign = \"baseline\";\n marker.style.width = this.options.baselineMarkerSize + \"px\";\n marker.style.height = this.options.baselineMarkerSize + \"px\";\n marker.style.overflow = \"hidden\";\n\n return marker;\n };\n\n return TextMetrics;\n }(Class));\n\n TextMetrics.current = new TextMetrics();\n\n function measureText$1(text, style, measureBox) {\n return TextMetrics.current.measure(text, style, measureBox);\n }\n\n var util = /*#__PURE__*/Object.freeze({\n __proto__: null,\n DEG_TO_RAD: DEG_TO_RAD$1,\n LRUCache: LRUCache,\n MAX_NUM: MAX_NUM,\n MIN_NUM: MIN_NUM,\n TextMetrics: TextMetrics,\n append: append$1,\n arabicToRoman: arabicToRoman$1,\n bindEvents: bindEvents$2,\n createPromise: createPromise$1,\n defined: defined$1,\n definitionId: definitionId,\n deg: deg$1,\n elementOffset: elementOffset$1,\n elementPadding: elementPadding,\n elementScale: elementScale$1,\n elementSize: elementSize$1,\n elementStyles: elementStyles$1,\n encodeBase64: encodeBase64$1,\n eventCoordinates: eventCoordinates$1,\n eventElement: eventElement$1,\n hashKey: hashKey$1,\n isTransparent: isTransparent$1,\n last: last$1,\n limitValue: limitValue$1,\n measureText: measureText$1,\n mergeSort: mergeSort,\n normalizeText: normalizeText,\n now: now$1,\n objectKey: objectKey$1,\n promiseAll: promiseAll,\n rad: rad$1,\n round: round$2,\n unbindEvents: unbindEvents$1,\n valueOrDefault: valueOrDefault$2\n });\n\n var toString$1 = {}.toString;\n\n var OptionsStore = (function (HasObservers) {\n function OptionsStore(options, prefix) {\n var this$1$1 = this;\n if ( prefix === void 0 ) prefix = \"\";\n\n HasObservers.call(this);\n\n this.prefix = prefix;\n\n for (var field in options) {\n var member = options[field];\n member = this$1$1._wrap(member, field);\n this$1$1[field] = member;\n }\n }\n\n if ( HasObservers ) OptionsStore.__proto__ = HasObservers;\n OptionsStore.prototype = Object.create( HasObservers && HasObservers.prototype );\n OptionsStore.prototype.constructor = OptionsStore;\n\n OptionsStore.prototype.get = function get (field) {\n var parts = field.split(\".\");\n var result = this;\n\n while (parts.length && result) {\n var part = parts.shift();\n result = result[part];\n }\n\n return result;\n };\n\n OptionsStore.prototype.set = function set (field, value) {\n var current = this.get(field);\n\n if (current !== value) {\n this._set(field, this._wrap(value, field));\n this.optionsChange({\n field: this.prefix + field,\n value: value\n });\n }\n };\n\n OptionsStore.prototype._set = function _set (field, value) {\n var this$1$1 = this;\n\n var composite = field.indexOf(\".\") >= 0;\n var parentObj = this;\n var fieldName = field;\n\n if (composite) {\n var parts = fieldName.split(\".\");\n var prefix = this.prefix;\n\n while (parts.length > 1) {\n fieldName = parts.shift();\n prefix += fieldName + \".\";\n\n var obj = parentObj[fieldName];\n\n if (!obj) {\n obj = new OptionsStore({}, prefix);\n obj.addObserver(this$1$1);\n parentObj[fieldName] = obj;\n }\n parentObj = obj;\n }\n fieldName = parts[0];\n }\n\n parentObj._clear(fieldName);\n parentObj[fieldName] = value;\n };\n\n OptionsStore.prototype._clear = function _clear (field) {\n var current = this[field];\n if (current && current.removeObserver) {\n current.removeObserver(this);\n }\n };\n\n OptionsStore.prototype._wrap = function _wrap (object, field) {\n var type = toString$1.call(object);\n var wrapped = object;\n\n if (wrapped !== null && defined$1(wrapped) && type === \"[object Object]\") {\n if (!(object instanceof OptionsStore) && !(object instanceof Class)) {\n wrapped = new OptionsStore(wrapped, this.prefix + field + \".\");\n }\n\n wrapped.addObserver(this);\n }\n\n return wrapped;\n };\n\n return OptionsStore;\n }(HasObservers));\n\n function setAccessor(field) {\n return function(value) {\n if (this[field] !== value) {\n this[field] = value;\n this.geometryChange();\n }\n\n return this;\n };\n }\n\n function getAccessor(field) {\n return function() {\n return this[field];\n };\n }\n\n function defineAccessors(fn, fields) {\n for (var i = 0; i < fields.length; i++) {\n var name = fields[i];\n var capitalized = name.charAt(0).toUpperCase() +\n name.substring(1, name.length);\n\n fn[\"set\" + capitalized] = setAccessor(name);\n fn[\"get\" + capitalized] = getAccessor(name);\n }\n }\n\n var withAccessors = function (TBase, names) {\n var result = (function (TBase) {\n function result () {\n TBase.apply(this, arguments);\n }if ( TBase ) result.__proto__ = TBase;\n result.prototype = Object.create( TBase && TBase.prototype );\n result.prototype.constructor = result;\n\n \n\n return result;\n }(TBase));\n defineAccessors(result.prototype, names);\n\n return result;\n };\n\n function toMatrix$1(transformation) {\n if (transformation && typeof transformation.matrix === \"function\") {\n return transformation.matrix();\n }\n\n return transformation;\n }\n\n var Point$6 = (function (superclass) {\n function Point(x, y) {\n superclass.call(this);\n\n this.x = x || 0;\n this.y = y || 0;\n }\n\n if ( superclass ) Point.__proto__ = superclass;\n Point.prototype = Object.create( superclass && superclass.prototype );\n Point.prototype.constructor = Point;\n\n var staticAccessors = { ZERO: { configurable: true } };\n\n Point.prototype.equals = function equals (other) {\n return other && other.x === this.x && other.y === this.y;\n };\n\n Point.prototype.clone = function clone () {\n return new Point(this.x, this.y);\n };\n\n Point.prototype.rotate = function rotate (angle, origin) {\n var originPoint = Point.create(origin) || Point.ZERO;\n\n return this.transform(Matrix$3.rotate(angle, originPoint.x, originPoint.y));\n };\n\n Point.prototype.translate = function translate (x, y) {\n this.x += x;\n this.y += y;\n\n this.geometryChange();\n\n return this;\n };\n\n Point.prototype.translateWith = function translateWith (point) {\n return this.translate(point.x, point.y);\n };\n\n Point.prototype.move = function move (x, y) {\n this.x = this.y = 0;\n return this.translate(x, y);\n };\n\n Point.prototype.scale = function scale (scaleX, scaleY) {\n if ( scaleY === void 0 ) scaleY = scaleX;\n\n this.x *= scaleX;\n this.y *= scaleY;\n\n this.geometryChange();\n\n return this;\n };\n\n Point.prototype.scaleCopy = function scaleCopy (scaleX, scaleY) {\n return this.clone().scale(scaleX, scaleY);\n };\n\n Point.prototype.transform = function transform (transformation) {\n var matrix = toMatrix$1(transformation);\n var ref = this;\n var x = ref.x;\n var y = ref.y;\n\n this.x = matrix.a * x + matrix.c * y + matrix.e;\n this.y = matrix.b * x + matrix.d * y + matrix.f;\n\n this.geometryChange();\n\n return this;\n };\n\n Point.prototype.transformCopy = function transformCopy (transformation) {\n var point = this.clone();\n\n if (transformation) {\n point.transform(transformation);\n }\n\n return point;\n };\n\n Point.prototype.distanceTo = function distanceTo (point) {\n var dx = this.x - point.x;\n var dy = this.y - point.y;\n\n return Math.sqrt(dx * dx + dy * dy);\n };\n\n Point.prototype.round = function round$1 (digits) {\n this.x = round$2(this.x, digits);\n this.y = round$2(this.y, digits);\n\n this.geometryChange();\n\n return this;\n };\n\n Point.prototype.toArray = function toArray (digits) {\n var doRound = defined$1(digits);\n var x = doRound ? round$2(this.x, digits) : this.x;\n var y = doRound ? round$2(this.y, digits) : this.y;\n\n return [ x, y ];\n };\n\n Point.prototype.toString = function toString (digits, separator) {\n if ( separator === void 0 ) separator = \" \";\n\n var ref = this;\n var x = ref.x;\n var y = ref.y;\n\n if (defined$1(digits)) {\n x = round$2(x, digits);\n y = round$2(y, digits);\n }\n\n return x + separator + y;\n };\n\n Point.create = function create (arg0, arg1) {\n if (defined$1(arg0)) {\n if (arg0 instanceof Point) {\n return arg0;\n } else if (arguments.length === 1 && arg0.length === 2) {\n return new Point(arg0[0], arg0[1]);\n }\n\n return new Point(arg0, arg1);\n }\n };\n\n Point.min = function min () {\n var arguments$1 = arguments;\n\n var minX = MAX_NUM;\n var minY = MAX_NUM;\n\n for (var i = 0; i < arguments.length; i++) {\n var point = arguments$1[i];\n minX = Math.min(point.x, minX);\n minY = Math.min(point.y, minY);\n }\n\n return new Point(minX, minY);\n };\n\n Point.max = function max () {\n var arguments$1 = arguments;\n\n var maxX = MIN_NUM;\n var maxY = MIN_NUM;\n\n for (var i = 0; i < arguments.length; i++) {\n var point = arguments$1[i];\n maxX = Math.max(point.x, maxX);\n maxY = Math.max(point.y, maxY);\n }\n\n return new Point(maxX, maxY);\n };\n\n Point.minPoint = function minPoint () {\n return new Point(MIN_NUM, MIN_NUM);\n };\n\n Point.maxPoint = function maxPoint () {\n return new Point(MAX_NUM, MAX_NUM);\n };\n\n staticAccessors.ZERO.get = function () {\n return new Point(0, 0);\n };\n\n Object.defineProperties( Point, staticAccessors );\n\n return Point;\n }(withAccessors(HasObservers, [ \"x\", \"y\" ])));\n\n var Size = (function (superclass) {\n function Size(width, height) {\n superclass.call(this);\n\n this.width = width || 0;\n this.height = height || 0;\n }\n\n if ( superclass ) Size.__proto__ = superclass;\n Size.prototype = Object.create( superclass && superclass.prototype );\n Size.prototype.constructor = Size;\n\n var staticAccessors = { ZERO: { configurable: true } };\n\n Size.prototype.equals = function equals (other) {\n return other && other.width === this.width && other.height === this.height;\n };\n\n Size.prototype.clone = function clone () {\n return new Size(this.width, this.height);\n };\n\n Size.prototype.toArray = function toArray (digits) {\n var doRound = defined$1(digits);\n var width = doRound ? round$2(this.width, digits) : this.width;\n var height = doRound ? round$2(this.height, digits) : this.height;\n\n return [ width, height ];\n };\n\n Size.create = function create (arg0, arg1) {\n if (defined$1(arg0)) {\n if (arg0 instanceof Size) {\n return arg0;\n } else if (arguments.length === 1 && arg0.length === 2) {\n return new Size(arg0[0], arg0[1]);\n }\n\n return new Size(arg0, arg1);\n }\n };\n\n staticAccessors.ZERO.get = function () {\n return new Size(0, 0);\n };\n\n Object.defineProperties( Size, staticAccessors );\n\n return Size;\n }(withAccessors(HasObservers, [ \"width\", \"height\" ])));\n\n var Rect$1 = (function (HasObservers) {\n function Rect(origin, size, cornerRadius) {\n if ( origin === void 0 ) origin = new Point$6();\n if ( size === void 0 ) size = new Size();\n if ( cornerRadius === void 0 ) cornerRadius = 0;\n\n HasObservers.call(this);\n\n this.setOrigin(origin);\n this.setSize(size);\n this.setCornerRadius(cornerRadius);\n }\n\n if ( HasObservers ) Rect.__proto__ = HasObservers;\n Rect.prototype = Object.create( HasObservers && HasObservers.prototype );\n Rect.prototype.constructor = Rect;\n\n Rect.prototype.clone = function clone () {\n return new Rect(\n this.origin.clone(),\n this.size.clone()\n );\n };\n\n Rect.prototype.equals = function equals (other) {\n return other &&\n other.origin.equals(this.origin) &&\n other.size.equals(this.size);\n };\n\n Rect.prototype.setOrigin = function setOrigin (value) {\n this._observerField(\"origin\", Point$6.create(value));\n this.geometryChange();\n return this;\n };\n\n Rect.prototype.getOrigin = function getOrigin () {\n return this.origin;\n };\n\n Rect.prototype.setCornerRadius = function setCornerRadius (radius) {\n this.cornerRadius = Array.isArray(radius) ? radius : [ radius, radius ];\n\n this.geometryChange();\n return this;\n };\n\n Rect.prototype.getCornerRadius = function getCornerRadius () {\n return this.cornerRadius;\n };\n\n Rect.prototype.setSize = function setSize (value) {\n this._observerField(\"size\", Size.create(value));\n this.geometryChange();\n return this;\n };\n\n Rect.prototype.getSize = function getSize () {\n return this.size;\n };\n\n Rect.prototype.width = function width () {\n return this.size.width;\n };\n\n Rect.prototype.height = function height () {\n return this.size.height;\n };\n\n Rect.prototype.topLeft = function topLeft () {\n return this.origin.clone();\n };\n\n Rect.prototype.bottomRight = function bottomRight () {\n return this.origin.clone().translate(this.width(), this.height());\n };\n\n Rect.prototype.topRight = function topRight () {\n return this.origin.clone().translate(this.width(), 0);\n };\n\n Rect.prototype.bottomLeft = function bottomLeft () {\n return this.origin.clone().translate(0, this.height());\n };\n\n Rect.prototype.center = function center () {\n return this.origin.clone().translate(this.width() / 2, this.height() / 2);\n };\n\n Rect.prototype.bbox = function bbox (matrix) {\n var tl = this.topLeft().transformCopy(matrix);\n var tr = this.topRight().transformCopy(matrix);\n var br = this.bottomRight().transformCopy(matrix);\n var bl = this.bottomLeft().transformCopy(matrix);\n\n return Rect.fromPoints(tl, tr, br, bl);\n };\n\n Rect.prototype.transformCopy = function transformCopy (m) {\n return Rect.fromPoints(\n this.topLeft().transform(m),\n this.bottomRight().transform(m)\n );\n };\n\n Rect.prototype.expand = function expand (x, y) {\n if ( y === void 0 ) y = x;\n\n\n this.size.width += 2 * x;\n this.size.height += 2 * y;\n\n this.origin.translate(-x, -y);\n\n return this;\n };\n\n Rect.prototype.expandCopy = function expandCopy (x, y) {\n return this.clone().expand(x, y);\n };\n\n Rect.prototype.containsPoint = function containsPoint (point) {\n var origin = this.origin;\n var bottomRight = this.bottomRight();\n return !(point.x < origin.x || point.y < origin.y || bottomRight.x < point.x || bottomRight.y < point.y);\n };\n\n Rect.prototype._isOnPath = function _isOnPath (point, width) {\n var rectOuter = this.expandCopy(width, width);\n var rectInner = this.expandCopy(-width, -width);\n\n return rectOuter.containsPoint(point) && !rectInner.containsPoint(point);\n };\n\n Rect.fromPoints = function fromPoints () {\n var topLeft = Point$6.min.apply(null, arguments);\n var bottomRight = Point$6.max.apply(null, arguments);\n var size = new Size(\n bottomRight.x - topLeft.x,\n bottomRight.y - topLeft.y\n );\n\n return new Rect(topLeft, size);\n };\n\n Rect.union = function union (a, b) {\n return Rect.fromPoints(\n Point$6.min(a.topLeft(), b.topLeft()),\n Point$6.max(a.bottomRight(), b.bottomRight())\n );\n };\n\n Rect.intersect = function intersect (a, b) {\n var rect1 = {\n left: a.topLeft().x,\n top: a.topLeft().y,\n right: a.bottomRight().x,\n bottom: a.bottomRight().y\n };\n\n var rect2 = {\n left: b.topLeft().x,\n top: b.topLeft().y,\n right: b.bottomRight().x,\n bottom: b.bottomRight().y\n };\n\n if (rect1.left <= rect2.right &&\n rect2.left <= rect1.right &&\n rect1.top <= rect2.bottom &&\n rect2.top <= rect1.bottom) {\n return Rect.fromPoints(\n new Point$6(Math.max(rect1.left, rect2.left), Math.max(rect1.top, rect2.top)),\n new Point$6(Math.min(rect1.right, rect2.right), Math.min(rect1.bottom, rect2.bottom))\n );\n }\n };\n\n return Rect;\n }(HasObservers));\n\n var Transformation = (function (HasObservers) {\n function Transformation(matrix) {\n if ( matrix === void 0 ) matrix = Matrix$3.unit();\n\n HasObservers.call(this);\n\n this._matrix = matrix;\n }\n\n if ( HasObservers ) Transformation.__proto__ = HasObservers;\n Transformation.prototype = Object.create( HasObservers && HasObservers.prototype );\n Transformation.prototype.constructor = Transformation;\n\n Transformation.prototype.clone = function clone () {\n return new Transformation(\n this._matrix.clone()\n );\n };\n\n Transformation.prototype.equals = function equals (other) {\n return other &&\n other._matrix.equals(this._matrix);\n };\n\n Transformation.prototype.translate = function translate (x, y) {\n this._matrix = this._matrix.multiplyCopy(Matrix$3.translate(x, y));\n\n this._optionsChange();\n return this;\n };\n\n Transformation.prototype.scale = function scale (scaleX, scaleY, origin) {\n if ( scaleY === void 0 ) scaleY = scaleX;\n if ( origin === void 0 ) origin = null;\n\n var originPoint = origin;\n\n if (originPoint) {\n originPoint = Point$6.create(originPoint);\n this._matrix = this._matrix.multiplyCopy(Matrix$3.translate(originPoint.x, originPoint.y));\n }\n\n this._matrix = this._matrix.multiplyCopy(Matrix$3.scale(scaleX, scaleY));\n\n if (originPoint) {\n this._matrix = this._matrix.multiplyCopy(Matrix$3.translate(-originPoint.x, -originPoint.y));\n }\n\n this._optionsChange();\n return this;\n };\n\n Transformation.prototype.rotate = function rotate (angle, origin) {\n var originPoint = Point$6.create(origin) || Point$6.ZERO;\n\n this._matrix = this._matrix.multiplyCopy(Matrix$3.rotate(angle, originPoint.x, originPoint.y));\n\n this._optionsChange();\n return this;\n };\n\n Transformation.prototype.multiply = function multiply (transformation) {\n var matrix = toMatrix$1(transformation);\n\n this._matrix = this._matrix.multiplyCopy(matrix);\n\n this._optionsChange();\n return this;\n };\n\n Transformation.prototype.matrix = function matrix (value) {\n if (value) {\n this._matrix = value;\n this._optionsChange();\n return this;\n }\n\n return this._matrix;\n };\n\n Transformation.prototype._optionsChange = function _optionsChange () {\n this.optionsChange({\n field: \"transform\",\n value: this\n });\n };\n\n return Transformation;\n }(HasObservers));\n\n function transform(matrix) {\n if (matrix === null) {\n return null;\n }\n\n if (matrix instanceof Transformation) {\n return matrix;\n }\n\n return new Transformation(matrix);\n }\n\n var DASH_ARRAYS = {\n dot: [ 1.5, 3.5 ],\n dash: [ 4, 3.5 ],\n longdash: [ 8, 3.5 ],\n dashdot: [ 3.5, 3.5, 1.5, 3.5 ],\n longdashdot: [ 8, 3.5, 1.5, 3.5 ],\n longdashdotdot: [ 8, 3.5, 1.5, 3.5, 1.5, 3.5 ]\n };\n\n var SOLID = \"solid\";\n var BUTT = \"butt\";\n var PATTERN = \"Pattern\";\n\n var Element$1$1 = (function (HasObservers) {\n function Element(options) {\n HasObservers.call(this);\n\n this._initOptions(options);\n }\n\n if ( HasObservers ) Element.__proto__ = HasObservers;\n Element.prototype = Object.create( HasObservers && HasObservers.prototype );\n Element.prototype.constructor = Element;\n\n var prototypeAccessors = { nodeType: { configurable: true } };\n\n prototypeAccessors.nodeType.get = function () {\n return \"Rect\";\n };\n\n Element.prototype._initOptions = function _initOptions (options) {\n if ( options === void 0 ) options = {};\n\n var clip = options.clip;\n var transform$1 = options.transform;\n\n if (transform$1) {\n options.transform = transform(transform$1);\n }\n\n if (clip && !clip.id) {\n clip.id = definitionId();\n }\n\n this.options = new OptionsStore(options);\n this.options.addObserver(this);\n };\n\n Element.prototype.transform = function transform$1 (value) {\n if (defined$1(value)) {\n this.options.set(\"transform\", transform(value));\n } else {\n return this.options.get(\"transform\");\n }\n };\n\n Element.prototype.parentTransform = function parentTransform () {\n var element = this;\n var parentMatrix;\n\n while (element.parent) {\n element = element.parent;\n var transformation = element.transform();\n if (transformation) {\n parentMatrix = transformation.matrix().multiplyCopy(parentMatrix || Matrix$3.unit());\n }\n }\n\n if (parentMatrix) {\n return transform(parentMatrix);\n }\n };\n\n Element.prototype.currentTransform = function currentTransform (parentTransform) {\n if ( parentTransform === void 0 ) parentTransform = this.parentTransform();\n\n var elementTransform = this.transform();\n var elementMatrix = toMatrix$1(elementTransform);\n\n var parentMatrix = toMatrix$1(parentTransform);\n var combinedMatrix;\n\n if (elementMatrix && parentMatrix) {\n combinedMatrix = parentMatrix.multiplyCopy(elementMatrix);\n } else {\n combinedMatrix = elementMatrix || parentMatrix;\n }\n\n if (combinedMatrix) {\n return transform(combinedMatrix);\n }\n };\n\n Element.prototype.visible = function visible (value) {\n if (defined$1(value)) {\n this.options.set(\"visible\", value);\n return this;\n }\n\n return this.options.get(\"visible\") !== false;\n };\n\n Element.prototype.clip = function clip (value) {\n var options = this.options;\n if (defined$1(value)) {\n if (value && !value.id) {\n value.id = definitionId();\n }\n options.set(\"clip\", value);\n return this;\n }\n\n return options.get(\"clip\");\n };\n\n Element.prototype.opacity = function opacity (value) {\n if (defined$1(value)) {\n this.options.set(\"opacity\", value);\n return this;\n }\n\n return valueOrDefault$2(this.options.get(\"opacity\"), 1);\n };\n\n Element.prototype.className = function className (value) {\n if (defined$1(value)) {\n this.options.set(\"className\", value);\n return this;\n }\n\n return this.options.get(\"className\");\n };\n\n Element.prototype.clippedBBox = function clippedBBox (transformation) {\n var bbox = this._clippedBBox(transformation);\n if (bbox) {\n var clip = this.clip();\n return clip ? Rect$1.intersect(bbox, clip.bbox(transformation)) : bbox;\n }\n };\n\n Element.prototype.containsPoint = function containsPoint (point, parentTransform) {\n if (this.visible()) {\n var transform = this.currentTransform(parentTransform);\n var transformedPoint = point;\n if (transform) {\n transformedPoint = point.transformCopy(transform.matrix().invert());\n }\n return (this._hasFill() && this._containsPoint(transformedPoint)) || (this._isOnPath && this._hasStroke() && this._isOnPath(transformedPoint));\n }\n return false;\n };\n\n Element.prototype._hasFill = function _hasFill () {\n var fill = this.options.fill;\n return fill && (fill.nodeType === PATTERN || !isTransparent$1(fill.color));\n };\n\n Element.prototype._hasStroke = function _hasStroke () {\n var stroke = this.options.stroke;\n return stroke && stroke.width > 0 && !isTransparent$1(stroke.color);\n };\n\n Element.prototype._clippedBBox = function _clippedBBox (transformation) {\n return this.bbox(transformation);\n };\n\n Object.defineProperties( Element.prototype, prototypeAccessors );\n\n return Element;\n }(HasObservers));\n\n function ellipseExtremeAngles(center, rx, ry, matrix) {\n var extremeX = 0;\n var extremeY = 0;\n\n if (matrix) {\n extremeX = Math.atan2(matrix.c * ry, matrix.a * rx);\n if (matrix.b !== 0) {\n extremeY = Math.atan2(matrix.d * ry, matrix.b * rx);\n }\n }\n\n return {\n x: extremeX,\n y: extremeY\n };\n }\n\n var PI_DIV_2$1 = Math.PI / 2;\n\n var Circle$1 = (function (superclass) {\n function Circle(center, radius) {\n if ( center === void 0 ) center = new Point$6();\n if ( radius === void 0 ) radius = 0;\n\n superclass.call(this);\n\n this.setCenter(center);\n this.setRadius(radius);\n }\n\n if ( superclass ) Circle.__proto__ = superclass;\n Circle.prototype = Object.create( superclass && superclass.prototype );\n Circle.prototype.constructor = Circle;\n\n Circle.prototype.setCenter = function setCenter (value) {\n this._observerField(\"center\", Point$6.create(value));\n this.geometryChange();\n return this;\n };\n\n Circle.prototype.getCenter = function getCenter () {\n return this.center;\n };\n\n Circle.prototype.equals = function equals (other) {\n return other &&\n other.center.equals(this.center) &&\n other.radius === this.radius;\n };\n\n Circle.prototype.clone = function clone () {\n return new Circle(this.center.clone(), this.radius);\n };\n\n Circle.prototype.pointAt = function pointAt (angle) {\n return this._pointAt(rad$1(angle));\n };\n\n Circle.prototype.bbox = function bbox (matrix) {\n var this$1$1 = this;\n\n var extremeAngles = ellipseExtremeAngles(this.center, this.radius, this.radius, matrix);\n var minPoint = Point$6.maxPoint();\n var maxPoint = Point$6.minPoint();\n\n for (var i = 0; i < 4; i++) {\n var currentPointX = this$1$1._pointAt(extremeAngles.x + i * PI_DIV_2$1).transformCopy(matrix);\n var currentPointY = this$1$1._pointAt(extremeAngles.y + i * PI_DIV_2$1).transformCopy(matrix);\n var currentPoint = new Point$6(currentPointX.x, currentPointY.y);\n\n minPoint = Point$6.min(minPoint, currentPoint);\n maxPoint = Point$6.max(maxPoint, currentPoint);\n }\n\n return Rect$1.fromPoints(minPoint, maxPoint);\n };\n\n Circle.prototype._pointAt = function _pointAt (angle) {\n var ref = this;\n var center = ref.center;\n var radius = ref.radius;\n\n return new Point$6(\n center.x + radius * Math.cos(angle),\n center.y + radius * Math.sin(angle)\n );\n };\n\n Circle.prototype.containsPoint = function containsPoint (point) {\n var ref = this;\n var center = ref.center;\n var radius = ref.radius;\n var inCircle = Math.pow(point.x - center.x, 2) +\n Math.pow(point.y - center.y, 2) <= Math.pow(radius, 2);\n return inCircle;\n };\n\n Circle.prototype._isOnPath = function _isOnPath (point, width) {\n var ref = this;\n var center = ref.center;\n var radius = ref.radius;\n var pointDistance = center.distanceTo(point);\n\n return radius - width <= pointDistance && pointDistance <= radius + width;\n };\n\n return Circle;\n }(withAccessors(HasObservers, [ \"radius\" ])));\n\n var GRADIENT = \"Gradient\";\n\n var paintable = function (TBase) { return (\n (function (TBase) {\n function anonymous () {\n TBase.apply(this, arguments);\n }\n\n if ( TBase ) anonymous.__proto__ = TBase;\n anonymous.prototype = Object.create( TBase && TBase.prototype );\n anonymous.prototype.constructor = anonymous;\n\n anonymous.prototype.fill = function fill (color, opacity) {\n var options = this.options;\n\n if (defined$1(color)) {\n if (color && color.nodeType !== GRADIENT) {\n var newFill = {\n color: color\n };\n if (defined$1(opacity)) {\n newFill.opacity = opacity;\n }\n options.set(\"fill\", newFill);\n } else {\n options.set(\"fill\", color);\n }\n\n return this;\n }\n\n return options.get(\"fill\");\n };\n\n anonymous.prototype.stroke = function stroke (color, width, opacity) {\n if (defined$1(color)) {\n this.options.set(\"stroke.color\", color);\n\n if (defined$1(width)) {\n this.options.set(\"stroke.width\", width);\n }\n\n if (defined$1(opacity)) {\n this.options.set(\"stroke.opacity\", opacity);\n }\n\n return this;\n }\n\n return this.options.get(\"stroke\");\n };\n\n return anonymous;\n }(TBase))\n ); };\n\n var IDENTITY_MATRIX_HASH = Matrix$3.IDENTITY.toString();\n\n var measurable = function (TBase) { return (\n (function (TBase) {\n function anonymous () {\n TBase.apply(this, arguments);\n }\n\n if ( TBase ) anonymous.__proto__ = TBase;\n anonymous.prototype = Object.create( TBase && TBase.prototype );\n anonymous.prototype.constructor = anonymous;\n\n anonymous.prototype.bbox = function bbox (transformation) {\n var combinedMatrix = toMatrix$1(this.currentTransform(transformation));\n var matrixHash = combinedMatrix ? combinedMatrix.toString() : IDENTITY_MATRIX_HASH;\n var bbox;\n\n if (this._bboxCache && this._matrixHash === matrixHash) {\n bbox = this._bboxCache.clone();\n } else {\n bbox = this._bbox(combinedMatrix);\n this._bboxCache = bbox ? bbox.clone() : null;\n this._matrixHash = matrixHash;\n }\n\n var strokeWidth = this.options.get(\"stroke.width\");\n if (strokeWidth && bbox) {\n bbox.expand(strokeWidth / 2);\n }\n\n return bbox;\n };\n\n anonymous.prototype.geometryChange = function geometryChange () {\n delete this._bboxCache;\n this.trigger(\"geometryChange\", {\n element: this\n });\n };\n\n return anonymous;\n }(TBase))\n ); };\n\n function geometryAccessor(name) {\n var fieldName = \"_\" + name;\n return function(value) {\n if (defined$1(value)) {\n this._observerField(fieldName, value);\n this.geometryChange();\n return this;\n }\n\n return this[fieldName];\n };\n }\n\n function defineGeometryAccessors(fn, names) {\n for (var i = 0; i < names.length; i++) {\n fn[names[i]] = geometryAccessor(names[i]);\n }\n }\n\n var withGeometry = function (TBase, names) {\n if ( names === void 0 ) names = [ \"geometry\" ];\n\n var result = (function (TBase) {\n function result () {\n TBase.apply(this, arguments);\n }if ( TBase ) result.__proto__ = TBase;\n result.prototype = Object.create( TBase && TBase.prototype );\n result.prototype.constructor = result;\n\n \n\n return result;\n }(TBase));\n defineGeometryAccessors(result.prototype, names);\n\n return result;\n };\n\n var DEFAULT_STROKE$1 = \"#000\";\n\n var Circle$2 = (function (superclass) {\n function Circle(geometry, options) {\n if ( geometry === void 0 ) geometry = new Circle$1();\n if ( options === void 0 ) options = {};\n\n superclass.call(this, options);\n\n this.geometry(geometry);\n\n if (!defined$1(this.options.stroke)) {\n this.stroke(DEFAULT_STROKE$1);\n }\n }\n\n if ( superclass ) Circle.__proto__ = superclass;\n Circle.prototype = Object.create( superclass && superclass.prototype );\n Circle.prototype.constructor = Circle;\n\n var prototypeAccessors = { nodeType: { configurable: true } };\n\n prototypeAccessors.nodeType.get = function () {\n return \"Circle\";\n };\n\n Circle.prototype.rawBBox = function rawBBox () {\n return this._geometry.bbox();\n };\n\n Circle.prototype._bbox = function _bbox (matrix) {\n return this._geometry.bbox(matrix);\n };\n\n Circle.prototype._containsPoint = function _containsPoint (point) {\n return this.geometry().containsPoint(point);\n };\n\n Circle.prototype._isOnPath = function _isOnPath (point) {\n return this.geometry()._isOnPath(point, this.options.stroke.width / 2);\n };\n\n Object.defineProperties( Circle.prototype, prototypeAccessors );\n\n return Circle;\n }(paintable(measurable(withGeometry(Element$1$1)))));\n\n var PRECISION = 10;\n\n function close(a, b, tolerance) {\n if ( tolerance === void 0 ) tolerance = PRECISION;\n\n return round$2(Math.abs(a - b), tolerance) === 0;\n }\n\n function closeOrLess(a, b, tolerance) {\n return a < b || close(a, b, tolerance);\n }\n\n function lineIntersection(p0, p1, p2, p3) {\n var s1x = p1.x - p0.x;\n var s2x = p3.x - p2.x;\n var s1y = p1.y - p0.y;\n var s2y = p3.y - p2.y;\n var nx = p0.x - p2.x;\n var ny = p0.y - p2.y;\n var d = s1x * s2y - s2x * s1y;\n var s = (s1x * ny - s1y * nx) / d;\n var t = (s2x * ny - s2y * nx) / d;\n\n if (s >= 0 && s <= 1 && t >= 0 && t <= 1) {\n return new Point$6(p0.x + t * s1x, p0.y + t * s1y);\n }\n }\n\n var MAX_INTERVAL = 45;\n var pow$2 = Math.pow;\n var accessors = [ \"radiusX\", \"radiusY\", \"startAngle\", \"endAngle\", \"anticlockwise\" ];\n\n var Arc$1 = (function (superclass) {\n function Arc(center, options) {\n if ( center === void 0 ) center = new Point$6();\n if ( options === void 0 ) options = {};\n\n superclass.call(this);\n\n this.setCenter(center);\n\n this.radiusX = options.radiusX;\n this.radiusY = options.radiusY || options.radiusX;\n this.startAngle = options.startAngle;\n this.endAngle = options.endAngle;\n this.anticlockwise = options.anticlockwise || false;\n this.xRotation = options.xRotation;\n }\n\n if ( superclass ) Arc.__proto__ = superclass;\n Arc.prototype = Object.create( superclass && superclass.prototype );\n Arc.prototype.constructor = Arc;\n\n Arc.prototype.clone = function clone () {\n return new Arc(this.center, {\n radiusX: this.radiusX,\n radiusY: this.radiusY,\n startAngle: this.startAngle,\n endAngle: this.endAngle,\n anticlockwise: this.anticlockwise\n });\n };\n\n Arc.prototype.setCenter = function setCenter (value) {\n this._observerField(\"center\", Point$6.create(value));\n this.geometryChange();\n return this;\n };\n\n Arc.prototype.getCenter = function getCenter () {\n return this.center;\n };\n\n Arc.prototype.pointAt = function pointAt (angle) {\n var center = this.center;\n var radian = rad$1(angle);\n\n return new Point$6(\n center.x + this.radiusX * Math.cos(radian),\n center.y + this.radiusY * Math.sin(radian)\n );\n };\n\n Arc.prototype.curvePoints = function curvePoints () {\n var this$1$1 = this;\n\n var startAngle = this.startAngle;\n var dir = this.anticlockwise ? -1 : 1;\n var curvePoints = [ this.pointAt(startAngle) ];\n var interval = this._arcInterval();\n var intervalAngle = interval.endAngle - interval.startAngle;\n var subIntervalsCount = Math.ceil(intervalAngle / MAX_INTERVAL);\n var subIntervalAngle = intervalAngle / subIntervalsCount;\n var currentAngle = startAngle;\n var transformation;\n if (this.xRotation) {\n transformation = transform().rotate(this.xRotation, this.center);\n }\n\n for (var i = 1; i <= subIntervalsCount; i++) {\n var nextAngle = currentAngle + dir * subIntervalAngle;\n var points = this$1$1._intervalCurvePoints(currentAngle, nextAngle, transformation);\n\n curvePoints.push(points.cp1, points.cp2, points.p2);\n currentAngle = nextAngle;\n }\n\n return curvePoints;\n };\n\n Arc.prototype.bbox = function bbox (matrix) {\n var this$1$1 = this;\n\n var interval = this._arcInterval();\n var startAngle = interval.startAngle;\n var endAngle = interval.endAngle;\n var extremeAngles = ellipseExtremeAngles(this.center, this.radiusX, this.radiusY, matrix);\n var extremeX = deg$1(extremeAngles.x);\n var extremeY = deg$1(extremeAngles.y);\n var endPoint = this.pointAt(endAngle).transformCopy(matrix);\n var currentAngleX = bboxStartAngle(extremeX, startAngle);\n var currentAngleY = bboxStartAngle(extremeY, startAngle);\n var currentPoint = this.pointAt(startAngle).transformCopy(matrix);\n var minPoint = Point$6.min(currentPoint, endPoint);\n var maxPoint = Point$6.max(currentPoint, endPoint);\n\n while (currentAngleX < endAngle || currentAngleY < endAngle) {\n var currentPointX = (void 0);\n if (currentAngleX < endAngle) {\n currentPointX = this$1$1.pointAt(currentAngleX).transformCopy(matrix);\n currentAngleX += 90;\n }\n\n var currentPointY = (void 0);\n if (currentAngleY < endAngle) {\n currentPointY = this$1$1.pointAt(currentAngleY).transformCopy(matrix);\n currentAngleY += 90;\n }\n\n currentPoint = new Point$6(currentPointX.x, currentPointY.y);\n minPoint = Point$6.min(minPoint, currentPoint);\n maxPoint = Point$6.max(maxPoint, currentPoint);\n }\n\n return Rect$1.fromPoints(minPoint, maxPoint);\n };\n\n Arc.prototype._arcInterval = function _arcInterval () {\n var ref = this;\n var startAngle = ref.startAngle;\n var endAngle = ref.endAngle;\n var anticlockwise = ref.anticlockwise;\n\n if (anticlockwise) {\n var oldStart = startAngle;\n startAngle = endAngle;\n endAngle = oldStart;\n }\n\n if (startAngle > endAngle || (anticlockwise && startAngle === endAngle)) {\n endAngle += 360;\n }\n\n return {\n startAngle: startAngle,\n endAngle: endAngle\n };\n };\n\n Arc.prototype._intervalCurvePoints = function _intervalCurvePoints (startAngle, endAngle, transformation) {\n var p1 = this.pointAt(startAngle);\n var p2 = this.pointAt(endAngle);\n var p1Derivative = this._derivativeAt(startAngle);\n var p2Derivative = this._derivativeAt(endAngle);\n var t = (rad$1(endAngle) - rad$1(startAngle)) / 3;\n var cp1 = new Point$6(p1.x + t * p1Derivative.x, p1.y + t * p1Derivative.y);\n var cp2 = new Point$6(p2.x - t * p2Derivative.x, p2.y - t * p2Derivative.y);\n if (transformation) {\n p1.transform(transformation);\n p2.transform(transformation);\n cp1.transform(transformation);\n cp2.transform(transformation);\n }\n\n return {\n p1: p1,\n cp1: cp1,\n cp2: cp2,\n p2: p2\n };\n };\n\n Arc.prototype._derivativeAt = function _derivativeAt (angle) {\n var radian = rad$1(angle);\n\n return new Point$6(-this.radiusX * Math.sin(radian), this.radiusY * Math.cos(radian));\n };\n\n Arc.prototype.containsPoint = function containsPoint (point) {\n var interval = this._arcInterval();\n var intervalAngle = interval.endAngle - interval.startAngle;\n var ref = this;\n var center = ref.center;\n var radiusX = ref.radiusX;\n var radiusY = ref.radiusY;\n var distance = center.distanceTo(point);\n var angleRad = Math.atan2(point.y - center.y, point.x - center.x);\n var pointRadius = (radiusX * radiusY) /\n Math.sqrt(pow$2(radiusX, 2) * pow$2(Math.sin(angleRad), 2) + pow$2(radiusY, 2) * pow$2(Math.cos(angleRad), 2));\n var startPoint = this.pointAt(this.startAngle).round(PRECISION);\n var endPoint = this.pointAt(this.endAngle).round(PRECISION);\n var intersection = lineIntersection(center, point.round(PRECISION), startPoint, endPoint);\n var containsPoint;\n\n if (intervalAngle < 180) {\n containsPoint = intersection && closeOrLess(center.distanceTo(intersection), distance) && closeOrLess(distance, pointRadius);\n } else {\n var angle = calculateAngle(center.x, center.y, radiusX, radiusY, point.x, point.y);\n if (angle !== 360) {\n angle = (360 + angle) % 360;\n }\n\n var inAngleRange = interval.startAngle <= angle && angle <= interval.endAngle;\n containsPoint = (inAngleRange && closeOrLess(distance, pointRadius)) || (!inAngleRange && (!intersection || intersection.equals(point)));\n }\n return containsPoint;\n };\n\n Arc.prototype._isOnPath = function _isOnPath (point, width) {\n var interval = this._arcInterval();\n var center = this.center;\n var angle = calculateAngle(center.x, center.y, this.radiusX, this.radiusY, point.x, point.y);\n if (angle !== 360) {\n angle = (360 + angle) % 360;\n }\n\n var inAngleRange = interval.startAngle <= angle && angle <= interval.endAngle;\n\n return inAngleRange && this.pointAt(angle).distanceTo(point) <= width;\n };\n\n Arc.fromPoints = function fromPoints (start, end, rx, ry, largeArc, swipe, rotation) {// eslint-disable-line max-params\n var arcParameters = normalizeArcParameters({\n x1: start.x,\n y1: start.y,\n x2: end.x,\n y2: end.y,\n rx: rx,\n ry: ry,\n largeArc: largeArc,\n swipe: swipe,\n rotation: rotation\n });\n\n return new Arc(arcParameters.center, {\n startAngle: arcParameters.startAngle,\n endAngle: arcParameters.endAngle,\n radiusX: arcParameters.radiusX,\n radiusY: arcParameters.radiusY,\n xRotation: arcParameters.xRotation,\n anticlockwise: swipe === 0\n });\n };\n\n return Arc;\n }(withAccessors(HasObservers, accessors)));\n\n function calculateAngle(cx, cy, rx, ry, x, y) {\n var cos = round$2((x - cx) / rx, 3);\n var sin = round$2((y - cy) / ry, 3);\n\n return round$2(deg$1(Math.atan2(sin, cos)));\n }\n\n function normalizeArcParameters(parameters) {\n var x1 = parameters.x1;\n var y1 = parameters.y1;\n var x2 = parameters.x2;\n var y2 = parameters.y2;\n var rx = parameters.rx;\n var ry = parameters.ry;\n var largeArc = parameters.largeArc;\n var swipe = parameters.swipe;\n var rotation = parameters.rotation; if ( rotation === void 0 ) rotation = 0;\n\n var radians = rad$1(rotation);\n var cosine = Math.cos(radians);\n var sine = Math.sin(radians);\n\n var xT = cosine * (x1 - x2) / 2 + sine * (y1 - y2) / 2;\n var yT = -sine * (x1 - x2) / 2 + cosine * (y1 - y2) / 2;\n\n var sign = largeArc !== swipe ? 1 : -1;\n\n var xt2 = Math.pow(xT, 2);\n var yt2 = Math.pow(yT, 2);\n var rx2 = Math.pow(rx, 2);\n var ry2 = Math.pow(ry, 2);\n\n var delta = xt2 / rx2 + yt2 / ry2;\n\n if (delta > 1) {\n delta = Math.sqrt(xt2 / rx2 + yt2 / ry2);\n rx = delta * rx;\n rx2 = Math.pow(rx, 2);\n\n ry = delta * ry;\n ry2 = Math.pow(ry, 2);\n }\n\n var constT = sign * Math.sqrt((rx2 * ry2 - rx2 * yt2 - ry2 * xt2) / (rx2 * yt2 + ry2 * xt2));\n // due to rounding errors the value could become NaN even after radii correction\n if (isNaN(constT)) {\n constT = 0;\n }\n\n var cxT = constT * (rx * yT) / ry;\n var cyT = - constT * (ry * xT) / rx;\n\n var cx = cosine * cxT - sine * cyT + (x1 + x2) / 2;\n var cy = sine * cxT + cosine * cyT + (y1 + y2) / 2;\n\n\n var uX = (xT - cxT) / rx;\n var uY = (yT - cyT) / ry;\n var vX = -(xT + cxT) / rx;\n var vY = -(yT + cyT) / ry;\n\n var startAngle = (uY >= 0 ? 1 : -1) * deg$1(Math.acos(uX / Math.sqrt(uX * uX + uY * uY)));\n\n var angleCosine = round$2((uX * vX + uY * vY) / (Math.sqrt(uX * uX + uY * uY) * Math.sqrt(vX * vX + vY * vY)), 10);\n var angle = (uX * vY - uY * vX >= 0 ? 1 : -1) * deg$1(Math.acos(angleCosine));\n\n if (!swipe && angle > 0) {\n angle -= 360;\n }\n\n if (swipe && angle < 0) {\n angle += 360;\n }\n var endAngle = startAngle + angle;\n var signEndAngle = endAngle >= 0 ? 1 : -1;\n endAngle = (Math.abs(endAngle) % 360) * signEndAngle;\n\n return {\n center: new Point$6(cx, cy),\n startAngle: startAngle,\n endAngle: endAngle,\n radiusX: rx,\n radiusY: ry,\n xRotation: rotation\n };\n }\n\n function bboxStartAngle(angle, start) {\n var startAngle = angle;\n\n while (startAngle < start) {\n startAngle += 90;\n }\n\n return startAngle;\n }\n\n var push = [].push;\n var pop = [].pop;\n var splice = [].splice;\n var shift = [].shift;\n var slice$1 = [].slice;\n var unshift = [].unshift;\n\n var ElementsArray = (function (HasObservers) {\n function ElementsArray(array) {\n if ( array === void 0 ) array = [];\n\n HasObservers.call(this);\n\n this.length = 0;\n this._splice(0, array.length, array);\n }\n\n if ( HasObservers ) ElementsArray.__proto__ = HasObservers;\n ElementsArray.prototype = Object.create( HasObservers && HasObservers.prototype );\n ElementsArray.prototype.constructor = ElementsArray;\n\n ElementsArray.prototype.elements = function elements (value) {\n if (value) {\n this._splice(0, this.length, value);\n\n this._change();\n return this;\n }\n\n return this.slice(0);\n };\n\n ElementsArray.prototype.push = function push$1 () {\n var elements = arguments;\n var result = push.apply(this, elements);\n\n this._add(elements);\n\n return result;\n };\n\n ElementsArray.prototype.slice = function slice$1$1 () {\n return slice$1.call(this);\n };\n\n ElementsArray.prototype.pop = function pop$1 () {\n var length = this.length;\n var result = pop.apply(this);\n\n if (length) {\n this._remove([ result ]);\n }\n\n return result;\n };\n\n ElementsArray.prototype.splice = function splice (index, howMany) {\n var elements = slice$1.call(arguments, 2);\n var result = this._splice(index, howMany, elements);\n\n this._change();\n\n return result;\n };\n\n ElementsArray.prototype.shift = function shift$1 () {\n var length = this.length;\n var result = shift.apply(this);\n\n if (length) {\n this._remove([ result ]);\n }\n\n return result;\n };\n\n ElementsArray.prototype.unshift = function unshift$1 () {\n var elements = arguments;\n var result = unshift.apply(this, elements);\n\n this._add(elements);\n\n return result;\n };\n\n ElementsArray.prototype.indexOf = function indexOf (element) {\n var this$1$1 = this;\n\n var length = this.length;\n\n for (var idx = 0; idx < length; idx++) {\n if (this$1$1[idx] === element) {\n return idx;\n }\n }\n return -1;\n };\n\n ElementsArray.prototype._splice = function _splice (index, howMany, elements) {\n var result = splice.apply(this, [ index, howMany ].concat(elements));\n\n this._clearObserver(result);\n this._setObserver(elements);\n\n return result;\n };\n\n ElementsArray.prototype._add = function _add (elements) {\n this._setObserver(elements);\n this._change();\n };\n\n ElementsArray.prototype._remove = function _remove (elements) {\n this._clearObserver(elements);\n this._change();\n };\n\n ElementsArray.prototype._setObserver = function _setObserver (elements) {\n var this$1$1 = this;\n\n for (var idx = 0; idx < elements.length; idx++) {\n elements[idx].addObserver(this$1$1);\n }\n };\n\n ElementsArray.prototype._clearObserver = function _clearObserver (elements) {\n var this$1$1 = this;\n\n for (var idx = 0; idx < elements.length; idx++) {\n elements[idx].removeObserver(this$1$1);\n }\n };\n\n ElementsArray.prototype._change = function _change () {};\n\n return ElementsArray;\n }(HasObservers));\n\n var GeometryElementsArray = (function (ElementsArray) {\n function GeometryElementsArray () {\n ElementsArray.apply(this, arguments);\n }\n\n if ( ElementsArray ) GeometryElementsArray.__proto__ = ElementsArray;\n GeometryElementsArray.prototype = Object.create( ElementsArray && ElementsArray.prototype );\n GeometryElementsArray.prototype.constructor = GeometryElementsArray;\n\n GeometryElementsArray.prototype._change = function _change () {\n this.geometryChange();\n };\n\n return GeometryElementsArray;\n }(ElementsArray));\n\n function isOutOfEndPoint(endPoint, controlPoint, point) {\n var angle = deg$1(Math.atan2(controlPoint.y - endPoint.y, controlPoint.x - endPoint.x));\n var rotatedPoint = point.transformCopy(transform().rotate(-angle, endPoint));\n\n return rotatedPoint.x < endPoint.x;\n }\n\n function calculateCurveAt(t, field, points) {\n var t1 = 1 - t;\n return Math.pow(t1, 3) * points[0][field] +\n 3 * Math.pow(t1, 2) * t * points[1][field] +\n 3 * Math.pow(t, 2) * t1 * points[2][field] +\n Math.pow(t, 3) * points[3][field];\n }\n\n function toCubicPolynomial(points, field) {\n return [ -points[0][field] + 3 * points[1][field] - 3 * points[2][field] + points[3][field],\n 3 * (points[0][field] - 2 * points[1][field] + points[2][field]),\n 3 * (-points[0][field] + points[1][field]),\n points[0][field]\n ];\n }\n\n var ComplexNumber = (function (Class) {\n function ComplexNumber(real, img) {\n if ( real === void 0 ) real = 0;\n if ( img === void 0 ) img = 0;\n\n Class.call(this);\n\n this.real = real;\n this.img = img;\n }\n\n if ( Class ) ComplexNumber.__proto__ = Class;\n ComplexNumber.prototype = Object.create( Class && Class.prototype );\n ComplexNumber.prototype.constructor = ComplexNumber;\n\n ComplexNumber.prototype.add = function add (cNumber) {\n return new ComplexNumber(round$2(this.real + cNumber.real, PRECISION), round$2(this.img + cNumber.img, PRECISION));\n };\n\n ComplexNumber.prototype.addConstant = function addConstant (value) {\n return new ComplexNumber(this.real + value, this.img);\n };\n\n ComplexNumber.prototype.negate = function negate () {\n return new ComplexNumber(-this.real, -this.img);\n };\n\n ComplexNumber.prototype.multiply = function multiply (cNumber) {\n return new ComplexNumber(this.real * cNumber.real - this.img * cNumber.img,\n this.real * cNumber.img + this.img * cNumber.real);\n };\n\n ComplexNumber.prototype.multiplyConstant = function multiplyConstant (value) {\n return new ComplexNumber(this.real * value, this.img * value);\n };\n\n ComplexNumber.prototype.nthRoot = function nthRoot (n) {\n var rad = Math.atan2(this.img, this.real);\n var r = Math.sqrt(Math.pow(this.img, 2) + Math.pow(this.real, 2));\n var nthR = Math.pow(r, 1 / n);\n\n return new ComplexNumber(nthR * Math.cos(rad / n), nthR * Math.sin(rad / n)); //Moivre's formula\n };\n\n ComplexNumber.prototype.equals = function equals (cNumber) {\n return this.real === cNumber.real && this.img === cNumber.img;\n };\n\n ComplexNumber.prototype.isReal = function isReal () {\n return this.img === 0;\n };\n\n return ComplexNumber;\n }(Class));\n\n function numberSign$1(x) {\n return x < 0 ? -1 : 1;\n }\n\n function solveQuadraticEquation(a, b, c) {\n var squareRoot = Math.sqrt(Math.pow(b, 2) - 4 * a * c);\n return [\n (-b + squareRoot) / (2 * a),\n (-b - squareRoot) / (2 * a)\n ];\n }\n\n //Cardano's formula\n function solveCubicEquation(a, b, c, d) {\n if (a === 0) {\n return solveQuadraticEquation(b, c, d);\n }\n\n var p = (3 * a * c - Math.pow(b, 2)) / (3 * Math.pow(a, 2));\n var q = (2 * Math.pow(b, 3) - 9 * a * b * c + 27 * Math.pow(a, 2) * d) / (27 * Math.pow(a, 3));\n var Q = Math.pow(p / 3, 3) + Math.pow(q / 2, 2);\n var i = new ComplexNumber(0,1);\n var b3a = -b / (3 * a);\n var x1, x2, y1, y2, y3, z1, z2;\n\n if (Q < 0) {\n x1 = new ComplexNumber(-q / 2, Math.sqrt(-Q)).nthRoot(3);\n x2 = new ComplexNumber(-q / 2, - Math.sqrt(-Q)).nthRoot(3);\n } else {\n x1 = -q / 2 + Math.sqrt(Q);\n x1 = new ComplexNumber(numberSign$1(x1) * Math.pow(Math.abs(x1), 1 / 3));\n x2 = -q / 2 - Math.sqrt(Q);\n x2 = new ComplexNumber(numberSign$1(x2) * Math.pow(Math.abs(x2), 1 / 3));\n }\n\n y1 = x1.add(x2);\n\n z1 = x1.add(x2).multiplyConstant(-1 / 2);\n z2 = x1.add(x2.negate()).multiplyConstant(Math.sqrt(3) / 2);\n\n y2 = z1.add(i.multiply(z2));\n y3 = z1.add(i.negate().multiply(z2));\n\n var result = [];\n\n if (y1.isReal()) {\n result.push(round$2(y1.real + b3a, PRECISION));\n }\n if (y2.isReal()) {\n result.push(round$2(y2.real + b3a, PRECISION));\n }\n if (y3.isReal()) {\n result.push(round$2(y3.real + b3a, PRECISION));\n }\n\n return result;\n }\n\n function hasRootsInRange(points, point, field, rootField, range) {\n var polynomial = toCubicPolynomial(points, rootField);\n var roots = solveCubicEquation(polynomial[0], polynomial[1], polynomial[2], polynomial[3] - point[rootField]);\n var intersection;\n\n for (var idx = 0; idx < roots.length; idx++) {\n if (0 <= roots[idx] && roots[idx] <= 1) {\n intersection = calculateCurveAt(roots[idx], field, points);\n if (Math.abs(intersection - point[field]) <= range) {\n return true;\n }\n }\n }\n }\n\n function curveIntersectionsCount(points, point, bbox) {\n var polynomial = toCubicPolynomial(points, \"x\");\n var roots = solveCubicEquation(polynomial[0], polynomial[1], polynomial[2], polynomial[3] - point.x);\n var rayIntersection, intersectsRay;\n var count = 0;\n for (var i = 0; i < roots.length; i++) {\n rayIntersection = calculateCurveAt(roots[i], \"y\", points);\n intersectsRay = close(rayIntersection, point.y) || rayIntersection > point.y;\n if (intersectsRay && (((roots[i] === 0 || roots[i] === 1) && bbox.bottomRight().x > point.x) || (0 < roots[i] && roots[i] < 1))) {\n count++;\n }\n }\n\n return count;\n }\n\n function lineIntersectionsCount(a, b, point) {\n var intersects;\n if (a.x !== b.x) {\n var minX = Math.min(a.x, b.x);\n var maxX = Math.max(a.x, b.x);\n var minY = Math.min(a.y, b.y);\n var maxY = Math.max(a.y, b.y);\n var inRange = minX <= point.x && point.x < maxX;\n\n if (minY === maxY) {\n intersects = point.y <= minY && inRange;\n } else {\n intersects = inRange && (((maxY - minY) * ((a.x - b.x) * (a.y - b.y) > 0 ? point.x - minX : maxX - point.x)) / (maxX - minX) + minY - point.y) >= 0;\n }\n }\n\n return intersects ? 1 : 0;\n }\n\n function pointAccessor(name) {\n var fieldName = \"_\" + name;\n return function(value) {\n if (defined$1(value)) {\n this._observerField(fieldName, Point$6.create(value));\n this.geometryChange();\n return this;\n }\n\n return this[fieldName];\n };\n }\n\n function definePointAccessors(fn, names) {\n for (var i = 0; i < names.length; i++) {\n fn[names[i]] = pointAccessor(names[i]);\n }\n }\n\n var withPoints = function (TBase, names) {\n var result = (function (TBase) {\n function result () {\n TBase.apply(this, arguments);\n }if ( TBase ) result.__proto__ = TBase;\n result.prototype = Object.create( TBase && TBase.prototype );\n result.prototype.constructor = result;\n\n \n\n return result;\n }(TBase));\n definePointAccessors(result.prototype, names);\n\n return result;\n };\n\n var points$1 = [ \"anchor\", \"controlIn\", \"controlOut\" ];\n\n var Segment = (function (superclass) {\n function Segment(anchor, controlIn, controlOut) {\n superclass.call(this);\n\n this.anchor(anchor || new Point$6());\n this.controlIn(controlIn);\n this.controlOut(controlOut);\n }\n\n if ( superclass ) Segment.__proto__ = superclass;\n Segment.prototype = Object.create( superclass && superclass.prototype );\n Segment.prototype.constructor = Segment;\n\n Segment.prototype.bboxTo = function bboxTo (toSegment, matrix) {\n var segmentAnchor = this.anchor().transformCopy(matrix);\n var toSegmentAnchor = toSegment.anchor().transformCopy(matrix);\n var rect;\n\n if (this.controlOut() && toSegment.controlIn()) {\n rect = this._curveBoundingBox(\n segmentAnchor, this.controlOut().transformCopy(matrix),\n toSegment.controlIn().transformCopy(matrix), toSegmentAnchor\n );\n } else {\n rect = this._lineBoundingBox(segmentAnchor, toSegmentAnchor);\n }\n\n return rect;\n };\n\n Segment.prototype._lineBoundingBox = function _lineBoundingBox (p1, p2) {\n return Rect$1.fromPoints(p1, p2);\n };\n\n Segment.prototype._curveBoundingBox = function _curveBoundingBox (p1, cp1, cp2, p2) {\n var points = [ p1, cp1, cp2, p2 ];\n var extremesX = this._curveExtremesFor(points, \"x\");\n var extremesY = this._curveExtremesFor(points, \"y\");\n var xLimits = arrayLimits([ extremesX.min, extremesX.max, p1.x, p2.x ]);\n var yLimits = arrayLimits([ extremesY.min, extremesY.max, p1.y, p2.y ]);\n\n return Rect$1.fromPoints(new Point$6(xLimits.min, yLimits.min), new Point$6(xLimits.max, yLimits.max));\n };\n\n Segment.prototype._curveExtremesFor = function _curveExtremesFor (points, field) {\n var extremes = this._curveExtremes(\n points[0][field], points[1][field],\n points[2][field], points[3][field]\n );\n\n return {\n min: calculateCurveAt(extremes.min, field, points),\n max: calculateCurveAt(extremes.max, field, points)\n };\n };\n\n Segment.prototype._curveExtremes = function _curveExtremes (x1, x2, x3, x4) {\n var a = x1 - 3 * x2 + 3 * x3 - x4;\n var b = - 2 * (x1 - 2 * x2 + x3);\n var c = x1 - x2;\n var sqrt = Math.sqrt(b * b - 4 * a * c);\n var t1 = 0;\n var t2 = 1;\n\n if (a === 0) {\n if (b !== 0) {\n t1 = t2 = -c / b;\n }\n } else if (!isNaN(sqrt)) {\n t1 = (- b + sqrt) / (2 * a);\n t2 = (- b - sqrt) / (2 * a);\n }\n\n var min = Math.max(Math.min(t1, t2), 0);\n if (min < 0 || min > 1) {\n min = 0;\n }\n\n var max = Math.min(Math.max(t1, t2), 1);\n if (max > 1 || max < 0) {\n max = 1;\n }\n\n return {\n min: min,\n max: max\n };\n };\n\n Segment.prototype._intersectionsTo = function _intersectionsTo (segment, point) {\n var intersectionsCount;\n if (this.controlOut() && segment.controlIn()) {\n intersectionsCount = curveIntersectionsCount([ this.anchor(), this.controlOut(), segment.controlIn(), segment.anchor() ], point, this.bboxTo(segment));\n } else {\n intersectionsCount = lineIntersectionsCount(this.anchor(), segment.anchor(), point);\n }\n return intersectionsCount;\n };\n\n Segment.prototype._isOnCurveTo = function _isOnCurveTo (segment, point, width, endSegment) {\n var bbox = this.bboxTo(segment).expand(width, width);\n if (bbox.containsPoint(point)) {\n var p1 = this.anchor();\n var p2 = this.controlOut();\n var p3 = segment.controlIn();\n var p4 = segment.anchor();\n\n if (endSegment === \"start\" && p1.distanceTo(point) <= width) {\n return !isOutOfEndPoint(p1, p2, point);\n } else if (endSegment === \"end\" && p4.distanceTo(point) <= width) {\n return !isOutOfEndPoint(p4, p3, point);\n }\n\n //the approach is not entirely correct but is close and the alternatives are solving a 6th degree polynomial or testing the segment points\n var points = [ p1, p2, p3, p4 ];\n if (hasRootsInRange(points, point, \"x\", \"y\", width) || hasRootsInRange(points, point, \"y\", \"x\", width)) {\n return true;\n }\n var rotation = transform().rotate(45, point);\n var rotatedPoints = [ p1.transformCopy(rotation), p2.transformCopy(rotation), p3.transformCopy(rotation), p4.transformCopy(rotation) ];\n return hasRootsInRange(rotatedPoints, point, \"x\", \"y\", width) || hasRootsInRange(rotatedPoints, point, \"y\", \"x\", width);\n }\n };\n\n Segment.prototype._isOnLineTo = function _isOnLineTo (segment, point, width) {\n var p1 = this.anchor();\n var p2 = segment.anchor();\n var angle = deg$1(Math.atan2(p2.y - p1.y, p2.x - p1.x));\n var rect = new Rect$1([ p1.x, p1.y - width / 2 ], [ p1.distanceTo(p2), width ]);\n return rect.containsPoint(point.transformCopy(transform().rotate(-angle, p1)));\n };\n\n Segment.prototype._isOnPathTo = function _isOnPathTo (segment, point, width, endSegment) {\n var isOnPath;\n if (this.controlOut() && segment.controlIn()) {\n isOnPath = this._isOnCurveTo(segment, point, width / 2, endSegment);\n } else {\n isOnPath = this._isOnLineTo(segment, point, width);\n }\n return isOnPath;\n };\n\n return Segment;\n }(withPoints(HasObservers, points$1)));\n\n function arrayLimits(arr) {\n var length = arr.length;\n var min = MAX_NUM;\n var max = MIN_NUM;\n\n for (var i = 0; i < length; i ++) {\n max = Math.max(max, arr[i]);\n min = Math.min(min, arr[i]);\n }\n\n return {\n min: min,\n max: max\n };\n }\n\n var geometry = /*#__PURE__*/Object.freeze({\n __proto__: null,\n Arc: Arc$1,\n Circle: Circle$1,\n Matrix: Matrix$3,\n Point: Point$6,\n Rect: Rect$1,\n Segment: Segment,\n Size: Size,\n Transformation: Transformation,\n toMatrix: toMatrix$1,\n transform: transform\n });\n\n var WEIGHT$1 = 0.333;\n var EXTREMUM_ALLOWED_DEVIATION$1 = 0.01;\n var X$1 = \"x\";\n var Y$1 = \"y\";\n\n function pointsToCurve(pointsIn, closed) {\n var points = pointsIn.slice(0);\n var segments = [];\n var length = points.length;\n\n if (length > 2) {\n removeDuplicates(0, points);\n length = points.length;\n }\n\n if (length < 2 || (length === 2 && points[0].equals(points[1]))) {\n return segments;\n }\n\n var p0 = points[0];\n var p1 = points[1];\n var p2 = points[2];\n\n segments.push(new Segment(p0));\n\n while (p0.equals(points[length - 1])) {\n closed = true;\n points.pop();\n length--;\n }\n\n if (length === 2) {\n var tangent = getTangent(p0,p1, X$1, Y$1);\n\n last$1(segments).controlOut(\n firstControlPoint(tangent, p0, p1, X$1, Y$1)\n );\n\n segments.push(new Segment(\n p1,\n secondControlPoint(tangent, p0, p1, X$1, Y$1)\n ));\n\n return segments;\n }\n\n var initialControlPoint, lastControlPoint;\n\n if (closed) {\n p0 = points[length - 1]; p1 = points[0]; p2 = points[1];\n var controlPoints = getControlPoints(p0, p1, p2);\n initialControlPoint = controlPoints[1];\n lastControlPoint = controlPoints[0];\n } else {\n var tangent$1 = getTangent(p0, p1, X$1,Y$1);\n initialControlPoint = firstControlPoint(tangent$1, p0, p1, X$1, Y$1);\n }\n\n var cp0 = initialControlPoint;\n for (var idx = 0; idx <= length - 3; idx++) {\n removeDuplicates(idx, points);\n length = points.length;\n if (idx + 3 <= length) {\n p0 = points[idx]; p1 = points[idx + 1]; p2 = points[idx + 2];\n var controlPoints$1 = getControlPoints(p0,p1,p2);\n\n last$1(segments).controlOut(cp0);\n cp0 = controlPoints$1[1];\n\n var cp1 = controlPoints$1[0];\n segments.push(new Segment(p1, cp1));\n }\n }\n\n if (closed) {\n p0 = points[length - 2]; p1 = points[length - 1]; p2 = points[0];\n var controlPoints$2 = getControlPoints(p0, p1, p2);\n\n last$1(segments).controlOut(cp0);\n segments.push(new Segment(\n p1,\n controlPoints$2[0]\n ));\n\n last$1(segments).controlOut(controlPoints$2[1]);\n segments.push(new Segment(\n p2,\n lastControlPoint\n ));\n } else {\n var tangent$2 = getTangent(p1, p2, X$1, Y$1);\n\n last$1(segments).controlOut(cp0);\n segments.push(new Segment(\n p2,\n secondControlPoint(tangent$2, p1, p2, X$1, Y$1)\n ));\n }\n\n return segments;\n }\n\n function pointsToClosedCurve(pointsIn) {\n return pointsToCurve(pointsIn, true);\n }\n\n function removeDuplicates(idx, points) {\n while (points[idx + 1] && (points[idx].equals(points[idx + 1]) || points[idx + 1].equals(points[idx + 2]))) {\n points.splice(idx + 1, 1);\n }\n }\n\n function invertAxis(p0, p1, p2) {\n var invertAxis = false;\n\n if (p0.x === p1.x) {\n invertAxis = true;\n } else if (p1.x === p2.x) {\n if ((p1.y < p2.y && p0.y <= p1.y) || (p2.y < p1.y && p1.y <= p0.y)) {\n invertAxis = true;\n }\n } else {\n var fn = lineFunction(p0,p1);\n var y2 = calculateFunction(fn, p2.x);\n if (!(p0.y <= p1.y && p2.y <= y2) &&\n !(p1.y <= p0.y && p2.y >= y2)) {\n invertAxis = true;\n }\n }\n\n return invertAxis;\n }\n\n function isLine(p0, p1, p2) {\n var fn = lineFunction(p0, p1);\n var y2 = calculateFunction(fn, p2.x);\n\n return (p0.x === p1.x && p1.x === p2.x) || round$2(y2, 1) === round$2(p2.y, 1);\n }\n\n function lineFunction(p1, p2) {\n var a = (p2.y - p1.y) / (p2.x - p1.x);\n var b = p1.y - a * p1.x;\n\n return [ b, a ];\n }\n\n function getControlPoints(p0, p1, p2) {\n var xField = X$1;\n var yField = Y$1;\n var restrict = false;\n var switchOrientation = false;\n var tangent;\n\n if (isLine(p0, p1, p2)) {\n tangent = getTangent(p0, p1, X$1, Y$1);\n } else {\n var monotonic = {\n x: isMonotonicByField(p0, p1, p2, X$1),\n y: isMonotonicByField(p0, p1, p2, Y$1)\n };\n\n if (monotonic.x && monotonic.y) {\n tangent = getTangent(p0, p2, X$1, Y$1);\n restrict = true;\n } else {\n if (invertAxis(p0, p1, p2)) {\n xField = Y$1;\n yField = X$1;\n }\n\n if (monotonic[xField]) {\n tangent = 0;\n } else {\n var sign;\n if ((p2[yField] < p0[yField] && p0[yField] <= p1[yField]) ||\n (p0[yField] < p2[yField] && p1[yField] <= p0[yField])) {\n sign = numberSign$2((p2[yField] - p0[yField]) * (p1[xField] - p0[xField]));\n } else {\n sign = -numberSign$2((p2[xField] - p0[xField]) * (p1[yField] - p0[yField]));\n }\n\n tangent = EXTREMUM_ALLOWED_DEVIATION$1 * sign;\n switchOrientation = true;\n }\n }\n }\n\n var secondCP = secondControlPoint(tangent, p0, p1, xField, yField);\n\n if (switchOrientation) {\n var oldXField = xField;\n xField = yField;\n yField = oldXField;\n }\n\n var firstCP = firstControlPoint(tangent, p1, p2, xField, yField);\n\n if (restrict) {\n restrictControlPoint(p0, p1, secondCP, tangent);\n restrictControlPoint(p1, p2, firstCP, tangent);\n }\n\n return [ secondCP, firstCP ];\n }\n\n function restrictControlPoint(p1, p2, cp, tangent) {\n if (p1.y < p2.y) {\n if (p2.y < cp.y) {\n cp.x = p1.x + (p2.y - p1.y) / tangent;\n cp.y = p2.y;\n } else if (cp.y < p1.y) {\n cp.x = p2.x - (p2.y - p1.y) / tangent;\n cp.y = p1.y;\n }\n } else {\n if (cp.y < p2.y) {\n cp.x = p1.x - (p1.y - p2.y) / tangent;\n cp.y = p2.y;\n } else if (p1.y < cp.y) {\n cp.x = p2.x + (p1.y - p2.y) / tangent;\n cp.y = p1.y;\n }\n }\n }\n\n function getTangent(p0, p1, xField, yField) {\n var x = p1[xField] - p0[xField];\n var y = p1[yField] - p0[yField];\n var tangent;\n\n if (x === 0) {\n tangent = 0;\n } else {\n tangent = y / x;\n }\n\n return tangent;\n }\n\n function isMonotonicByField(p0, p1, p2, field) {\n return (p2[field] > p1[field] && p1[field] > p0[field]) ||\n (p2[field] < p1[field] && p1[field] < p0[field]);\n }\n\n function firstControlPoint(tangent, p0, p3, xField, yField) {\n var t1 = p0[xField];\n var t2 = p3[xField];\n var distance = (t2 - t1) * WEIGHT$1;\n\n return point(t1 + distance, p0[yField] + distance * tangent, xField, yField);\n }\n\n function secondControlPoint(tangent, p0, p3, xField, yField) {\n var t1 = p0[xField];\n var t2 = p3[xField];\n var distance = (t2 - t1) * WEIGHT$1;\n\n return point(t2 - distance, p3[yField] - distance * tangent, xField, yField);\n }\n\n function point(xValue, yValue, xField, yField) {\n var controlPoint = new Point$6();\n controlPoint[xField] = xValue;\n controlPoint[yField] = yValue;\n\n return controlPoint;\n }\n\n function calculateFunction(fn, x) {\n var length = fn.length;\n var result = 0;\n\n for (var i = 0; i < length; i++) {\n result += Math.pow(x,i) * fn[i];\n }\n return result;\n }\n\n function numberSign$2(value) {\n return value <= 0 ? -1 : 1;\n }\n\n var ShapeMap = {\n l: function(path, options) {\n var parameters = options.parameters;\n var position = options.position;\n\n for (var i = 0; i < parameters.length; i += 2) {\n var point = new Point$6(parameters[i], parameters[i + 1]);\n\n if (options.isRelative) {\n point.translateWith(position);\n }\n\n path.lineTo(point.x, point.y);\n\n position.x = point.x;\n position.y = point.y;\n }\n },\n\n c: function(path, options) {\n var parameters = options.parameters;\n var position = options.position;\n\n for (var i = 0; i < parameters.length; i += 6) {\n var controlOut = new Point$6(parameters[i], parameters[i + 1]);\n var controlIn = new Point$6(parameters[i + 2], parameters[i + 3]);\n var point = new Point$6(parameters[i + 4], parameters[i + 5]);\n if (options.isRelative) {\n controlIn.translateWith(position);\n controlOut.translateWith(position);\n point.translateWith(position);\n }\n\n path.curveTo(controlOut, controlIn, point);\n\n position.x = point.x;\n position.y = point.y;\n }\n },\n\n v: function(path, options) {\n var value = options.isRelative ? 0 : options.position.x;\n\n toLineParamaters(options.parameters, true, value);\n this.l(path, options);\n },\n\n h: function(path, options) {\n var value = options.isRelative ? 0 : options.position.y;\n\n toLineParamaters(options.parameters, false, value);\n this.l(path, options);\n },\n\n a: function(path, options) {\n var parameters = options.parameters;\n var position = options.position;\n\n for (var i = 0; i < parameters.length; i += 7) {\n var radiusX = parameters[i];\n var radiusY = parameters[i + 1];\n var rotation = parameters[i + 2];\n var largeArc = parameters[i + 3];\n var swipe = parameters[i + 4];\n var endPoint = new Point$6(parameters[i + 5], parameters[i + 6]);\n\n if (options.isRelative) {\n endPoint.translateWith(position);\n }\n if (position.x !== endPoint.x || position.y !== endPoint.y) {\n path.arcTo(endPoint, radiusX, radiusY, largeArc, swipe, rotation);\n\n position.x = endPoint.x;\n position.y = endPoint.y;\n }\n }\n },\n\n s: function(path, options) {\n var parameters = options.parameters;\n var position = options.position;\n var previousCommand = options.previousCommand;\n var lastControlIn;\n\n if (previousCommand === \"s\" || previousCommand === \"c\") {\n lastControlIn = last$1(last$1(path.paths).segments).controlIn();\n }\n\n for (var i = 0; i < parameters.length; i += 4) {\n var controlIn = new Point$6(parameters[i], parameters[i + 1]);\n var endPoint = new Point$6(parameters[i + 2], parameters[i + 3]);\n var controlOut = (void 0);\n\n if (options.isRelative) {\n controlIn.translateWith(position);\n endPoint.translateWith(position);\n }\n\n if (lastControlIn) {\n controlOut = reflectionPoint(lastControlIn, position);\n } else {\n controlOut = position.clone();\n }\n\n lastControlIn = controlIn;\n\n path.curveTo(controlOut, controlIn, endPoint);\n\n position.x = endPoint.x;\n position.y = endPoint.y;\n }\n },\n\n q: function(path, options) {\n var parameters = options.parameters;\n var position = options.position;\n\n for (var i = 0; i < parameters.length; i += 4) {\n var controlPoint = new Point$6(parameters[i], parameters[i + 1]);\n var endPoint = new Point$6(parameters[i + 2], parameters[i + 3]);\n\n if (options.isRelative) {\n controlPoint.translateWith(position);\n endPoint.translateWith(position);\n }\n\n var cubicControlPoints = quadraticToCubicControlPoints(position, controlPoint, endPoint);\n\n path.curveTo(cubicControlPoints.controlOut, cubicControlPoints.controlIn, endPoint);\n\n position.x = endPoint.x;\n position.y = endPoint.y;\n }\n },\n\n t: function(path, options) {\n var parameters = options.parameters;\n var position = options.position;\n var previousCommand = options.previousCommand;\n var controlPoint;\n\n if (previousCommand === \"q\" || previousCommand === \"t\") {\n var lastSegment = last$1(last$1(path.paths).segments);\n controlPoint = lastSegment.controlIn().clone()\n .translateWith(position.scaleCopy(-1 / 3))\n .scale(3 / 2);\n }\n\n for (var i = 0; i < parameters.length; i += 2) {\n var endPoint = new Point$6(parameters[i], parameters[i + 1]);\n if (options.isRelative) {\n endPoint.translateWith(position);\n }\n\n if (controlPoint) {\n controlPoint = reflectionPoint(controlPoint, position);\n } else {\n controlPoint = position.clone();\n }\n\n var cubicControlPoints = quadraticToCubicControlPoints(position, controlPoint, endPoint);\n\n path.curveTo(cubicControlPoints.controlOut, cubicControlPoints.controlIn, endPoint);\n\n position.x = endPoint.x;\n position.y = endPoint.y;\n }\n }\n };\n\n function toLineParamaters(parameters, isVertical, value) {\n var insertPosition = isVertical ? 0 : 1;\n\n for (var i = 0; i < parameters.length; i += 2) {\n parameters.splice(i + insertPosition, 0, value);\n }\n }\n\n function reflectionPoint(point, center) {\n if (point && center) {\n return center.scaleCopy(2).translate(-point.x, -point.y);\n }\n }\n\n var third = 1 / 3;\n\n function quadraticToCubicControlPoints(position, controlPoint, endPoint) {\n var scaledPoint = controlPoint.clone().scale(2 / 3);\n return {\n controlOut: scaledPoint.clone().translateWith(position.scaleCopy(third)),\n controlIn: scaledPoint.translateWith(endPoint.scaleCopy(third))\n };\n }\n\n var SEGMENT_REGEX = /([a-df-z]{1})([^a-df-z]*)(z)?/gi;\n var SPLIT_REGEX = /[,\\s]?([+\\-]?(?:\\d*\\.\\d+|\\d+)(?:[eE][+\\-]?\\d+)?)/g;\n var MOVE$1 = \"m\";\n var CLOSE = \"z\";\n\n function parseParameters(str) {\n var parameters = [];\n str.replace(SPLIT_REGEX, function(match, number) {\n parameters.push(parseFloat(number));\n });\n return parameters;\n }\n\n function parsePath(pathInstance, str) {\n var position = new Point$6();\n var previousCommand;\n\n str.replace(SEGMENT_REGEX, function (match, element, params, closePath) {\n var command = element.toLowerCase();\n var isRelative = command === element;\n var parameters = parseParameters(params.trim());\n\n if (command === MOVE$1) {\n if (isRelative) {\n position.x += parameters[0];\n position.y += parameters[1];\n } else {\n position.x = parameters[0];\n position.y = parameters[1];\n }\n\n pathInstance.moveTo(position.x, position.y);\n\n if (parameters.length > 2) {\n command = \"l\";\n parameters.splice(0, 2);\n }\n }\n\n if (ShapeMap[command]) {\n ShapeMap[command](\n pathInstance, {\n parameters: parameters,\n position: position,\n isRelative: isRelative,\n previousCommand: previousCommand\n }\n );\n\n if (closePath && closePath.toLowerCase() === CLOSE) {\n pathInstance.close();\n }\n } else if (command !== MOVE$1) {\n throw new Error(\"Error while parsing SVG path. Unsupported command: \" + command);\n }\n\n previousCommand = command;\n });\n\n return pathInstance;\n }\n\n function elementsBoundingBox(elements, applyTransform, transformation) {\n var boundingBox;\n\n for (var i = 0; i < elements.length; i++) {\n var element = elements[i];\n if (element.visible()) {\n var elementBoundingBox = applyTransform ? element.bbox(transformation) : element.rawBBox();\n if (elementBoundingBox) {\n if (boundingBox) {\n boundingBox = Rect$1.union(boundingBox, elementBoundingBox);\n } else {\n boundingBox = elementBoundingBox;\n }\n }\n }\n }\n\n return boundingBox;\n }\n\n function elementsClippedBoundingBox(elements, transformation) {\n var boundingBox;\n\n for (var i = 0; i < elements.length; i++) {\n var element = elements[i];\n if (element.visible()) {\n var elementBoundingBox = element.clippedBBox(transformation);\n if (elementBoundingBox) {\n if (boundingBox) {\n boundingBox = Rect$1.union(boundingBox, elementBoundingBox);\n } else {\n boundingBox = elementBoundingBox;\n }\n }\n }\n }\n\n return boundingBox;\n }\n\n var SPACE = ' ';\n var printPoints = function (precision) { return function () {\n var points = [], len = arguments.length;\n while ( len-- ) points[ len ] = arguments[ len ];\n\n return points.map(function (p) { return p.toString(precision); }).join(SPACE);\n ; } };\n var segmentType = function (segmentStart, segmentEnd) { return segmentStart.controlOut() && segmentEnd.controlIn() ? 'C' : 'L'; };\n\n var Path$7 = (function (superclass) {\n function Path(options) {\n superclass.call(this, options);\n this.segments = new GeometryElementsArray();\n this.segments.addObserver(this);\n\n if (!defined$1(this.options.stroke)) {\n this.stroke('#000');\n\n if (!defined$1(this.options.stroke.lineJoin)) {\n this.options.set('stroke.lineJoin', 'miter');\n }\n }\n }\n\n if ( superclass ) Path.__proto__ = superclass;\n Path.prototype = Object.create( superclass && superclass.prototype );\n Path.prototype.constructor = Path;\n\n var prototypeAccessors = { nodeType: { configurable: true } };\n\n prototypeAccessors.nodeType.get = function () {\n return 'Path';\n };\n\n Path.prototype.moveTo = function moveTo (x, y) {\n this.suspend();\n this.segments.elements([]);\n this.resume();\n\n this.lineTo(x, y);\n\n return this;\n };\n\n Path.prototype.lineTo = function lineTo (x, y) {\n var point = defined$1(y) ? new Point$6(x, y) : x;\n var segment = new Segment(point);\n\n this.segments.push(segment);\n\n return this;\n };\n\n Path.prototype.curveTo = function curveTo (controlOut, controlIn, point) {\n if (this.segments.length > 0) {\n var lastSegment = last$1(this.segments);\n var segment = new Segment(point, controlIn);\n this.suspend();\n lastSegment.controlOut(controlOut);\n this.resume();\n\n this.segments.push(segment);\n }\n\n return this;\n };\n\n Path.prototype.arc = function arc (startAngle, endAngle, radiusX, radiusY, anticlockwise) {\n if (this.segments.length > 0) {\n var lastSegment = last$1(this.segments);\n var anchor = lastSegment.anchor();\n var start = rad$1(startAngle);\n var center = new Point$6(anchor.x - radiusX * Math.cos(start),\n anchor.y - radiusY * Math.sin(start));\n var arc = new Arc$1(center, {\n startAngle: startAngle,\n endAngle: endAngle,\n radiusX: radiusX,\n radiusY: radiusY,\n anticlockwise: anticlockwise\n });\n\n this._addArcSegments(arc);\n }\n\n return this;\n };\n\n Path.prototype.arcTo = function arcTo (end, rx, ry, largeArc, swipe, rotation) {\n if (this.segments.length > 0) {\n var lastSegment = last$1(this.segments);\n var anchor = lastSegment.anchor();\n var arc = Arc$1.fromPoints(anchor, Point$6.create(end), rx, ry, largeArc, swipe, rotation);\n\n this._addArcSegments(arc);\n }\n return this;\n };\n\n Path.prototype._addArcSegments = function _addArcSegments (arc) {\n var this$1$1 = this;\n\n this.suspend();\n\n var curvePoints = arc.curvePoints();\n\n for (var i = 1; i < curvePoints.length; i += 3) {\n this$1$1.curveTo(curvePoints[i], curvePoints[i + 1], curvePoints[i + 2]);\n }\n\n this.resume();\n this.geometryChange();\n };\n\n Path.prototype.close = function close () {\n this.options.closed = true;\n this.geometryChange();\n\n return this;\n };\n\n Path.prototype.rawBBox = function rawBBox () {\n return this._bbox();\n };\n\n Path.prototype.toString = function toString (digits) {\n var output = '';\n\n var segments = this.segments;\n var length = segments.length;\n if (length > 0) {\n var parts = [];\n var print = printPoints(digits);\n var currentType;\n\n for (var i = 1; i < length; i++) {\n var type = segmentType(segments[i - 1], segments[i]);\n if (type !== currentType) {\n currentType = type;\n parts.push(type);\n }\n\n if (type === 'L') {\n parts.push(print(segments[i].anchor()));\n } else {\n parts.push(print(\n segments[i - 1].controlOut(), segments[i].controlIn(), segments[i].anchor()\n ));\n }\n }\n\n output = 'M' + print(segments[0].anchor()) + SPACE + parts.join(SPACE);\n if (this.options.closed) {\n output += 'Z';\n }\n }\n\n return output;\n };\n\n Path.prototype._containsPoint = function _containsPoint (point) {\n var segments = this.segments;\n var length = segments.length;\n var intersectionsCount = 0;\n var previous, current;\n\n for (var idx = 1; idx < length; idx++) {\n previous = segments[idx - 1];\n current = segments[idx];\n intersectionsCount += previous._intersectionsTo(current, point);\n }\n\n if (this.options.closed || !segments[0].anchor().equals(segments[length - 1].anchor())) {\n intersectionsCount += lineIntersectionsCount(segments[0].anchor(), segments[length - 1].anchor(), point);\n }\n\n return intersectionsCount % 2 !== 0;\n };\n\n Path.prototype._isOnPath = function _isOnPath (point, width) {\n var segments = this.segments;\n var length = segments.length;\n var pathWidth = width || this.options.stroke.width;\n\n if (length > 1) {\n if (segments[0]._isOnPathTo(segments[1], point, pathWidth, 'start')) {\n return true;\n }\n\n for (var idx = 2; idx <= length - 2; idx++) {\n if (segments[idx - 1]._isOnPathTo(segments[idx], point, pathWidth)) {\n return true;\n }\n }\n\n if (segments[length - 2]._isOnPathTo(segments[length - 1], point, pathWidth, 'end')) {\n return true;\n }\n }\n return false;\n };\n\n Path.prototype._bbox = function _bbox (matrix) {\n var segments = this.segments;\n var length = segments.length;\n var boundingBox;\n\n if (length === 1) {\n var anchor = segments[0].anchor().transformCopy(matrix);\n boundingBox = new Rect$1(anchor, Size.ZERO);\n } else if (length > 0) {\n for (var i = 1; i < length; i++) {\n var segmentBox = segments[i - 1].bboxTo(segments[i], matrix);\n if (boundingBox) {\n boundingBox = Rect$1.union(boundingBox, segmentBox);\n } else {\n boundingBox = segmentBox;\n }\n }\n }\n\n return boundingBox;\n };\n\n Path.parse = function parse (str, options) {\n return MultiPath.parse(str, options);\n };\n\n Path.fromRect = function fromRect (rect, options) {\n var path = new Path(options);\n var ref = rect.cornerRadius;\n var rx = ref[0];\n var ry = ref[1];\n\n if (rx === 0 && ry === 0) {\n path.moveTo(rect.topLeft())\n .lineTo(rect.topRight())\n .lineTo(rect.bottomRight())\n .lineTo(rect.bottomLeft())\n .close();\n } else {\n var origin = rect.origin;\n var x = origin.x;\n var y = origin.y;\n var width = rect.width();\n var height = rect.height();\n rx = limitValue$1(rx, 0, width / 2);\n ry = limitValue$1(ry, 0, height / 2);\n\n path.moveTo(x + rx, y)\n .lineTo(x + width - rx, y)\n .arcTo([ x + width, y + ry ], rx, ry, false)\n .lineTo(x + width, y + height - ry)\n .arcTo([ x + width - rx, y + height ], rx, ry, false)\n .lineTo(x + rx, y + height)\n .arcTo([ x, y + height - ry ], rx, ry, false)\n .lineTo(x, y + ry)\n .arcTo([ x + rx, y ], rx, ry, false);\n }\n\n return path;\n };\n\n Path.fromPoints = function fromPoints (points, options) {\n if (points) {\n var path = new Path(options);\n\n for (var i = 0; i < points.length; i++) {\n var point = Point$6.create(points[i]);\n if (point) {\n if (i === 0) {\n path.moveTo(point);\n } else {\n path.lineTo(point);\n }\n }\n }\n\n return path;\n }\n };\n\n Path.curveFromPoints = function curveFromPoints (points, options) {\n if (points) {\n var segments = pointsToCurve(points);\n var path = new Path(options);\n path.segments.push.apply(path.segments, segments);\n\n return path;\n }\n };\n\n Path.fromArc = function fromArc (arc, options) {\n var path = new Path(options);\n var startAngle = arc.startAngle;\n var start = arc.pointAt(startAngle);\n path.moveTo(start.x, start.y);\n path.arc(startAngle, arc.endAngle, arc.radiusX, arc.radiusY, arc.anticlockwise);\n return path;\n };\n\n Object.defineProperties( Path.prototype, prototypeAccessors );\n\n return Path;\n }(paintable(measurable(Element$1$1))));\n\n var MultiPath = (function (superclass) {\n function MultiPath(options) {\n superclass.call(this, options);\n this.paths = new GeometryElementsArray();\n this.paths.addObserver(this);\n\n if (!defined$1(this.options.stroke)) {\n this.stroke('#000');\n }\n }\n\n if ( superclass ) MultiPath.__proto__ = superclass;\n MultiPath.prototype = Object.create( superclass && superclass.prototype );\n MultiPath.prototype.constructor = MultiPath;\n\n var prototypeAccessors$1 = { nodeType: { configurable: true } };\n\n MultiPath.parse = function parse (str, options) {\n var instance = new MultiPath(options);\n return parsePath(instance, str);\n };\n\n MultiPath.prototype.toString = function toString (digits) {\n var paths = this.paths;\n var output = '';\n\n if (paths.length > 0) {\n var result = [];\n\n for (var i = 0; i < paths.length; i++) {\n result.push(paths[i].toString(digits));\n }\n\n output = result.join(SPACE);\n }\n\n return output;\n };\n\n prototypeAccessors$1.nodeType.get = function () {\n return 'MultiPath';\n };\n\n MultiPath.prototype.moveTo = function moveTo (x, y) {\n var path = new Path$7();\n path.moveTo(x, y);\n\n this.paths.push(path);\n\n return this;\n };\n\n MultiPath.prototype.lineTo = function lineTo (x, y) {\n if (this.paths.length > 0) {\n last$1(this.paths).lineTo(x, y);\n }\n\n return this;\n };\n\n MultiPath.prototype.curveTo = function curveTo (controlOut, controlIn, point) {\n if (this.paths.length > 0) {\n last$1(this.paths).curveTo(controlOut, controlIn, point);\n }\n\n return this;\n };\n\n MultiPath.prototype.arc = function arc (startAngle, endAngle, radiusX, radiusY, anticlockwise) {\n if (this.paths.length > 0) {\n last$1(this.paths).arc(startAngle, endAngle, radiusX, radiusY, anticlockwise);\n }\n\n return this;\n };\n\n MultiPath.prototype.arcTo = function arcTo (end, rx, ry, largeArc, swipe, rotation) {\n if (this.paths.length > 0) {\n last$1(this.paths).arcTo(end, rx, ry, largeArc, swipe, rotation);\n }\n\n return this;\n };\n\n MultiPath.prototype.close = function close () {\n if (this.paths.length > 0) {\n last$1(this.paths).close();\n }\n\n return this;\n };\n\n MultiPath.prototype._bbox = function _bbox (matrix) {\n return elementsBoundingBox(this.paths, true, matrix);\n };\n\n MultiPath.prototype.rawBBox = function rawBBox () {\n return elementsBoundingBox(this.paths, false);\n };\n\n MultiPath.prototype._containsPoint = function _containsPoint (point) {\n var paths = this.paths;\n\n for (var idx = 0; idx < paths.length; idx++) {\n if (paths[idx]._containsPoint(point)) {\n return true;\n }\n }\n return false;\n };\n\n MultiPath.prototype._isOnPath = function _isOnPath (point) {\n var paths = this.paths;\n var width = this.options.stroke.width;\n\n for (var idx = 0; idx < paths.length; idx++) {\n if (paths[idx]._isOnPath(point, width)) {\n return true;\n }\n }\n return false;\n };\n\n MultiPath.prototype._clippedBBox = function _clippedBBox (transformation) {\n return elementsClippedBoundingBox(this.paths, this.currentTransform(transformation));\n };\n\n Object.defineProperties( MultiPath.prototype, prototypeAccessors$1 );\n\n return MultiPath;\n }(paintable(measurable(Element$1$1))));\n\n var DEFAULT_STROKE = \"#000\";\n\n var Arc$2 = (function (superclass) {\n function Arc(geometry, options) {\n if ( geometry === void 0 ) geometry = new Arc$1();\n if ( options === void 0 ) options = {};\n\n superclass.call(this, options);\n\n this.geometry(geometry);\n\n if (!defined$1(this.options.stroke)) {\n this.stroke(DEFAULT_STROKE);\n }\n }\n\n if ( superclass ) Arc.__proto__ = superclass;\n Arc.prototype = Object.create( superclass && superclass.prototype );\n Arc.prototype.constructor = Arc;\n\n var prototypeAccessors = { nodeType: { configurable: true } };\n\n prototypeAccessors.nodeType.get = function () {\n return \"Arc\";\n };\n\n Arc.prototype._bbox = function _bbox (matrix) {\n return this._geometry.bbox(matrix);\n };\n\n Arc.prototype.rawBBox = function rawBBox () {\n return this.geometry().bbox();\n };\n\n Arc.prototype.toPath = function toPath () {\n var path = new Path$7();\n var curvePoints = this.geometry().curvePoints();\n\n if (curvePoints.length > 0) {\n path.moveTo(curvePoints[0].x, curvePoints[0].y);\n\n for (var i = 1; i < curvePoints.length; i += 3) {\n path.curveTo(curvePoints[i], curvePoints[i + 1], curvePoints[i + 2]);\n }\n }\n\n return path;\n };\n\n Arc.prototype._containsPoint = function _containsPoint (point) {\n return this.geometry().containsPoint(point);\n };\n\n Arc.prototype._isOnPath = function _isOnPath (point) {\n return this.geometry()._isOnPath(point, this.options.stroke.width / 2);\n };\n\n Object.defineProperties( Arc.prototype, prototypeAccessors );\n\n return Arc;\n }(paintable(measurable(withGeometry(Element$1$1)))));\n\n var DEFAULT_FONT$1 = \"12px sans-serif\";\n var DEFAULT_FILL = \"#000\";\n\n var Text$2 = (function (superclass) {\n function Text(content, position, options) {\n if ( position === void 0 ) position = new Point$6();\n if ( options === void 0 ) options = {};\n\n superclass.call(this, options);\n\n this.content(content);\n this.position(position);\n\n if (!this.options.font) {\n this.options.font = DEFAULT_FONT$1;\n }\n\n if (!defined$1(this.options.fill)) {\n this.fill(DEFAULT_FILL);\n }\n }\n\n if ( superclass ) Text.__proto__ = superclass;\n Text.prototype = Object.create( superclass && superclass.prototype );\n Text.prototype.constructor = Text;\n\n var prototypeAccessors = { nodeType: { configurable: true } };\n\n prototypeAccessors.nodeType.get = function () {\n return \"Text\";\n };\n\n Text.prototype.content = function content (value) {\n if (defined$1(value)) {\n this.options.set(\"content\", value);\n return this;\n }\n\n return this.options.get(\"content\");\n };\n\n Text.prototype.measure = function measure () {\n var metrics = measureText$1(this.content(), {\n font: this.options.get(\"font\")\n });\n\n return metrics;\n };\n\n Text.prototype.rect = function rect () {\n var size = this.measure();\n var pos = this.position().clone();\n return new Rect$1(pos, [ size.width, size.height ]);\n };\n\n Text.prototype.bbox = function bbox (transformation) {\n var combinedMatrix = toMatrix$1(this.currentTransform(transformation));\n return this.rect().bbox(combinedMatrix);\n };\n\n Text.prototype.rawBBox = function rawBBox () {\n return this.rect().bbox();\n };\n\n Text.prototype._containsPoint = function _containsPoint (point) {\n return this.rect().containsPoint(point);\n };\n\n Object.defineProperties( Text.prototype, prototypeAccessors );\n\n return Text;\n }(paintable(withPoints(Element$1$1, [ \"position\" ]))));\n\n var Image$1 = (function (superclass) {\n function Image(src, rect, options) {\n if ( rect === void 0 ) rect = new Rect$1();\n if ( options === void 0 ) options = {};\n\n superclass.call(this, options);\n\n this.src(src);\n this.rect(rect);\n }\n\n if ( superclass ) Image.__proto__ = superclass;\n Image.prototype = Object.create( superclass && superclass.prototype );\n Image.prototype.constructor = Image;\n\n var prototypeAccessors = { nodeType: { configurable: true } };\n\n prototypeAccessors.nodeType.get = function () {\n return \"Image\";\n };\n\n Image.prototype.src = function src (value) {\n if (defined$1(value)) {\n this.options.set(\"src\", value);\n return this;\n }\n\n return this.options.get(\"src\");\n };\n\n Image.prototype.bbox = function bbox (transformation) {\n var combinedMatrix = toMatrix$1(this.currentTransform(transformation));\n return this._rect.bbox(combinedMatrix);\n };\n\n Image.prototype.rawBBox = function rawBBox () {\n return this._rect.bbox();\n };\n\n Image.prototype._containsPoint = function _containsPoint (point) {\n return this._rect.containsPoint(point);\n };\n\n Image.prototype._hasFill = function _hasFill () {\n return this.src();\n };\n\n Object.defineProperties( Image.prototype, prototypeAccessors );\n\n return Image;\n }(withGeometry(Element$1$1, [ \"rect\" ])));\n\n var traversable = function (TBase, childrenField) { return (\n (function (TBase) {\n function anonymous () {\n TBase.apply(this, arguments);\n }\n\n if ( TBase ) anonymous.__proto__ = TBase;\n anonymous.prototype = Object.create( TBase && TBase.prototype );\n anonymous.prototype.constructor = anonymous;\n\n anonymous.prototype.traverse = function traverse (callback) {\n var children = this[childrenField];\n\n for (var i = 0; i < children.length; i++) {\n var child = children[i];\n\n if (child.traverse) {\n child.traverse(callback);\n } else {\n callback(child);\n }\n }\n\n return this;\n };\n\n return anonymous;\n }(TBase))\n ); };\n\n var Group$8 = (function (superclass) {\n function Group(options) {\n superclass.call(this, options);\n this.children = [];\n }\n\n if ( superclass ) Group.__proto__ = superclass;\n Group.prototype = Object.create( superclass && superclass.prototype );\n Group.prototype.constructor = Group;\n\n var prototypeAccessors = { nodeType: { configurable: true } };\n\n prototypeAccessors.nodeType.get = function () {\n return \"Group\";\n };\n\n Group.prototype.childrenChange = function childrenChange (action, items, index) {\n this.trigger(\"childrenChange\",{\n action: action,\n items: items,\n index: index\n });\n };\n\n Group.prototype.append = function append$1$1 () {\n append$1(this.children, arguments);\n this._reparent(arguments, this);\n\n this.childrenChange(\"add\", arguments);\n\n return this;\n };\n\n Group.prototype.insert = function insert (index, element) {\n this.children.splice(index, 0, element);\n element.parent = this;\n\n this.childrenChange(\"add\", [ element ], index);\n\n return this;\n };\n\n Group.prototype.insertAt = function insertAt (element, index) {\n return this.insert(index, element);\n };\n\n Group.prototype.remove = function remove (element) {\n var index = this.children.indexOf(element);\n if (index >= 0) {\n this.children.splice(index, 1);\n element.parent = null;\n this.childrenChange(\"remove\", [ element ], index);\n }\n\n return this;\n };\n\n Group.prototype.removeAt = function removeAt (index) {\n if (0 <= index && index < this.children.length) {\n var element = this.children[index];\n this.children.splice(index, 1);\n element.parent = null;\n this.childrenChange(\"remove\", [ element ], index);\n }\n\n return this;\n };\n\n Group.prototype.clear = function clear () {\n var items = this.children;\n this.children = [];\n this._reparent(items, null);\n\n this.childrenChange(\"remove\", items, 0);\n\n return this;\n };\n\n Group.prototype.bbox = function bbox (transformation) {\n return elementsBoundingBox(this.children, true, this.currentTransform(transformation));\n };\n\n Group.prototype.rawBBox = function rawBBox () {\n return elementsBoundingBox(this.children, false);\n };\n\n Group.prototype._clippedBBox = function _clippedBBox (transformation) {\n return elementsClippedBoundingBox(this.children, this.currentTransform(transformation));\n };\n\n Group.prototype.currentTransform = function currentTransform (transformation) {\n return Element$1$1.prototype.currentTransform.call(this, transformation) || null;\n };\n\n Group.prototype.containsPoint = function containsPoint (point, parentTransform) {\n if (this.visible()) {\n var children = this.children;\n var transform = this.currentTransform(parentTransform);\n for (var idx = 0; idx < children.length; idx++) {\n if (children[idx].containsPoint(point, transform)) {\n return true;\n }\n }\n }\n return false;\n };\n\n Group.prototype._reparent = function _reparent (elements, newParent) {\n var this$1$1 = this;\n\n for (var i = 0; i < elements.length; i++) {\n var child = elements[i];\n var parent = child.parent;\n if (parent && parent !== this$1$1 && parent.remove) {\n parent.remove(child);\n }\n\n child.parent = newParent;\n }\n };\n\n Object.defineProperties( Group.prototype, prototypeAccessors );\n\n return Group;\n }(traversable(Element$1$1, \"children\")));\n\n function translateToPoint(point, bbox, element) {\n var transofrm = element.transform() || transform();\n var matrix = transofrm.matrix();\n matrix.e += point.x - bbox.origin.x;\n matrix.f += point.y - bbox.origin.y;\n\n transofrm.matrix(matrix);\n element.transform(transofrm);\n }\n\n function alignStart(size, rect, align, axis, sizeField) {\n var start;\n if (align === \"start\") {\n start = rect.origin[axis];\n } else if (align === \"end\") {\n start = rect.origin[axis] + rect.size[sizeField] - size;\n } else {\n start = rect.origin[axis] + (rect.size[sizeField] - size) / 2;\n }\n\n return start;\n }\n\n function alignStartReverse(size, rect, align, axis, sizeField) {\n var start;\n if (align === \"start\") {\n start = rect.origin[axis] + rect.size[sizeField] - size;\n } else if (align === \"end\") {\n start = rect.origin[axis];\n } else {\n start = rect.origin[axis] + (rect.size[sizeField] - size) / 2;\n }\n\n return start;\n }\n\n var DEFAULT_OPTIONS = {\n alignContent: \"start\",\n justifyContent: \"start\",\n alignItems: \"start\",\n spacing: 0,\n orientation: \"horizontal\",\n lineSpacing: 0,\n wrap: true,\n revers: false\n };\n\n var forEach$2 = function (elements, callback) {\n elements.forEach(callback);\n };\n\n var forEachReverse$1 = function (elements, callback) {\n var length = elements.length;\n\n for (var idx = length - 1; idx >= 0; idx--) {\n callback(elements[idx], idx);\n }\n };\n\n var Layout = (function (Group) {\n function Layout(rect, options) {\n Group.call(this, Object.assign({}, DEFAULT_OPTIONS, options));\n this._rect = rect;\n this._fieldMap = {};\n }\n\n if ( Group ) Layout.__proto__ = Group;\n Layout.prototype = Object.create( Group && Group.prototype );\n Layout.prototype.constructor = Layout;\n\n Layout.prototype.rect = function rect (value) {\n if (value) {\n this._rect = value;\n return this;\n }\n\n return this._rect;\n };\n\n Layout.prototype._initMap = function _initMap () {\n var options = this.options;\n var fieldMap = this._fieldMap;\n if (options.orientation === \"horizontal\") {\n fieldMap.sizeField = \"width\";\n fieldMap.groupsSizeField = \"height\";\n fieldMap.groupAxis = \"x\";\n fieldMap.groupsAxis = \"y\";\n } else {\n fieldMap.sizeField = \"height\";\n fieldMap.groupsSizeField = \"width\";\n fieldMap.groupAxis = \"y\";\n fieldMap.groupsAxis = \"x\";\n }\n\n if (options.reverse) {\n this.forEach = forEachReverse$1;\n this.justifyAlign = alignStartReverse;\n } else {\n this.forEach = forEach$2;\n this.justifyAlign = alignStart;\n }\n };\n\n Layout.prototype.reflow = function reflow () {\n var this$1$1 = this;\n\n if (!this._rect || this.children.length === 0) {\n return;\n }\n this._initMap();\n\n if (this.options.transform) {\n this.transform(null);\n }\n\n var options = this.options;\n var rect = this._rect;\n var ref = this._initGroups();\n var groups = ref.groups;\n var groupsSize = ref.groupsSize;\n var ref$1 = this._fieldMap;\n var sizeField = ref$1.sizeField;\n var groupsSizeField = ref$1.groupsSizeField;\n var groupAxis = ref$1.groupAxis;\n var groupsAxis = ref$1.groupsAxis;\n var groupOrigin = new Point$6();\n var elementOrigin = new Point$6();\n var size = new Size();\n var groupStart = alignStart(groupsSize, rect, options.alignContent, groupsAxis, groupsSizeField);\n var elementStart, group, groupBox;\n\n var arrangeElements = function (bbox, idx) {\n var element = group.elements[idx];\n\n elementOrigin[groupAxis] = elementStart;\n elementOrigin[groupsAxis] = alignStart(bbox.size[groupsSizeField], groupBox, options.alignItems, groupsAxis, groupsSizeField);\n translateToPoint(elementOrigin, bbox, element);\n elementStart += bbox.size[sizeField] + options.spacing;\n };\n\n for (var groupIdx = 0; groupIdx < groups.length; groupIdx++) {\n group = groups[groupIdx];\n groupOrigin[groupAxis] = elementStart = this$1$1.justifyAlign(group.size, rect, options.justifyContent, groupAxis, sizeField);\n groupOrigin[groupsAxis] = groupStart;\n size[sizeField] = group.size;\n size[groupsSizeField] = group.lineSize;\n groupBox = new Rect$1(groupOrigin, size);\n this$1$1.forEach(group.bboxes, arrangeElements);\n\n groupStart += group.lineSize + options.lineSpacing;\n }\n\n if (!options.wrap && group.size > rect.size[sizeField]) {\n var scale = rect.size[sizeField] / groupBox.size[sizeField];\n var scaledStart = groupBox.topLeft().scale(scale, scale);\n var scaledSize = groupBox.size[groupsSizeField] * scale;\n var newStart = alignStart(scaledSize, rect, options.alignContent, groupsAxis, groupsSizeField);\n var transform$1 = transform();\n if (groupAxis === \"x\") {\n transform$1.translate(rect.origin.x - scaledStart.x, newStart - scaledStart.y);\n } else {\n transform$1.translate(newStart - scaledStart.x, rect.origin.y - scaledStart.y);\n }\n transform$1.scale(scale, scale);\n\n this.transform(transform$1);\n }\n };\n\n Layout.prototype._initGroups = function _initGroups () {\n var this$1$1 = this;\n\n var ref = this;\n var options = ref.options;\n var children = ref.children;\n var lineSpacing = options.lineSpacing;\n var wrap = options.wrap;\n var spacing = options.spacing;\n var sizeField = this._fieldMap.sizeField;\n var group = this._newGroup();\n var groups = [];\n var addGroup = function() {\n groups.push(group);\n groupsSize += group.lineSize + lineSpacing;\n };\n var groupsSize = -lineSpacing;\n\n for (var idx = 0; idx < children.length; idx++) {\n var element = children[idx];\n var bbox = children[idx].clippedBBox();\n if (element.visible() && bbox) {\n if (wrap && group.size + bbox.size[sizeField] + spacing > this$1$1._rect.size[sizeField]) {\n if (group.bboxes.length === 0) {\n this$1$1._addToGroup(group, bbox, element);\n addGroup();\n group = this$1$1._newGroup();\n } else {\n addGroup();\n group = this$1$1._newGroup();\n this$1$1._addToGroup(group, bbox, element);\n }\n } else {\n this$1$1._addToGroup(group, bbox, element);\n }\n }\n }\n\n if (group.bboxes.length) {\n addGroup();\n }\n\n return {\n groups: groups,\n groupsSize: groupsSize\n };\n };\n\n Layout.prototype._addToGroup = function _addToGroup (group, bbox, element) {\n group.size += bbox.size[this._fieldMap.sizeField] + this.options.spacing;\n group.lineSize = Math.max(bbox.size[this._fieldMap.groupsSizeField], group.lineSize);\n group.bboxes.push(bbox);\n group.elements.push(element);\n };\n\n Layout.prototype._newGroup = function _newGroup () {\n return {\n lineSize: 0,\n size: -this.options.spacing,\n bboxes: [],\n elements: []\n };\n };\n\n return Layout;\n }(Group$8));\n\n var Rect = (function (superclass) {\n function Rect(geometry, options) {\n if ( geometry === void 0 ) geometry = new Rect$1();\n if ( options === void 0 ) options = {};\n\n superclass.call(this, options);\n\n this.geometry(geometry);\n\n if (!defined$1(this.options.stroke)) {\n this.stroke(\"#000\");\n }\n }\n\n if ( superclass ) Rect.__proto__ = superclass;\n Rect.prototype = Object.create( superclass && superclass.prototype );\n Rect.prototype.constructor = Rect;\n\n var prototypeAccessors = { nodeType: { configurable: true } };\n\n prototypeAccessors.nodeType.get = function () {\n return \"Rect\";\n };\n\n Rect.prototype._bbox = function _bbox (matrix) {\n return this._geometry.bbox(matrix);\n };\n\n Rect.prototype.rawBBox = function rawBBox () {\n return this._geometry.bbox();\n };\n\n Rect.prototype._containsPoint = function _containsPoint (point) {\n return this._geometry.containsPoint(point);\n };\n\n Rect.prototype._isOnPath = function _isOnPath (point) {\n return this.geometry()._isOnPath(point, this.options.stroke.width / 2);\n };\n\n Object.defineProperties( Rect.prototype, prototypeAccessors );\n\n return Rect;\n }(paintable(measurable(withGeometry(Element$1$1)))));\n\n function alignElements(elements, rect, alignment, axis, sizeField) {\n for (var idx = 0; idx < elements.length; idx++) {\n var bbox = elements[idx].clippedBBox();\n if (bbox) {\n var point = bbox.origin.clone();\n point[axis] = alignStart(bbox.size[sizeField], rect, alignment || \"start\", axis, sizeField);\n translateToPoint(point, bbox, elements[idx]);\n }\n }\n }\n\n function align(elements, rect, alignment) {\n alignElements(elements, rect, alignment, \"x\", \"width\");\n }\n\n function vAlign(elements, rect, alignment) {\n alignElements(elements, rect, alignment, \"y\", \"height\");\n }\n\n function stackElements(elements, stackAxis, otherAxis, sizeField) {\n if (elements.length > 1) {\n var origin = new Point$6();\n var previousBBox = elements[0].bbox;\n\n for (var idx = 1; idx < elements.length; idx++) {\n var element = elements[idx].element;\n var bbox = elements[idx].bbox;\n origin[stackAxis] = previousBBox.origin[stackAxis] + previousBBox.size[sizeField];\n origin[otherAxis] = bbox.origin[otherAxis];\n translateToPoint(origin, bbox, element);\n bbox.origin[stackAxis] = origin[stackAxis];\n previousBBox = bbox;\n }\n }\n }\n\n function createStackElements(elements) {\n var stackElements = [];\n\n for (var idx = 0; idx < elements.length; idx++) {\n var element = elements[idx];\n var bbox = element.clippedBBox();\n if (bbox) {\n stackElements.push({\n element: element,\n bbox: bbox\n });\n }\n }\n\n return stackElements;\n }\n\n function stack(elements) {\n stackElements(createStackElements(elements), \"x\", \"y\", \"width\");\n }\n\n function vStack(elements) {\n stackElements(createStackElements(elements), \"y\", \"x\", \"height\");\n }\n\n function getStacks(elements, rect, sizeField) {\n var maxSize = rect.size[sizeField];\n var stacks = [];\n var stack = [];\n var stackSize = 0;\n var element, bbox;\n\n var addElementToStack = function() {\n stack.push({\n element: element,\n bbox: bbox\n });\n };\n\n for (var idx = 0; idx < elements.length; idx++) {\n element = elements[idx];\n\n bbox = element.clippedBBox();\n if (bbox) {\n var size = bbox.size[sizeField];\n if (stackSize + size > maxSize) {\n if (stack.length) {\n stacks.push(stack);\n stack = [];\n addElementToStack();\n stackSize = size;\n } else {\n addElementToStack();\n stacks.push(stack);\n stack = [];\n stackSize = 0;\n }\n } else {\n addElementToStack();\n stackSize += size;\n }\n }\n }\n\n if (stack.length) {\n stacks.push(stack);\n }\n\n return stacks;\n }\n\n function wrapElements(elements, rect, axis, otherAxis, sizeField) {\n var stacks = getStacks(elements, rect, sizeField);\n var origin = rect.origin.clone();\n var result = [];\n\n for (var idx = 0; idx < stacks.length; idx++) {\n var stack = stacks[idx];\n var startElement = stack[0];\n origin[otherAxis] = startElement.bbox.origin[otherAxis];\n translateToPoint(origin, startElement.bbox, startElement.element);\n startElement.bbox.origin[axis] = origin[axis];\n stackElements(stack, axis, otherAxis, sizeField);\n result.push([]);\n for (var elementIdx = 0; elementIdx < stack.length; elementIdx++) {\n result[idx].push(stack[elementIdx].element);\n }\n }\n return result;\n }\n\n function wrap(elements, rect) {\n return wrapElements(elements, rect, \"x\", \"y\", \"width\");\n }\n\n function vWrap(elements, rect) {\n return wrapElements(elements, rect, \"y\", \"x\", \"height\");\n }\n\n function fit(element, rect) {\n var bbox = element.clippedBBox();\n if (bbox) {\n var elementSize = bbox.size;\n var rectSize = rect.size;\n if (rectSize.width < elementSize.width || rectSize.height < elementSize.height) {\n var scale = Math.min(rectSize.width / elementSize.width, rectSize.height / elementSize.height);\n var transform$1 = element.transform() || transform();\n transform$1.scale(scale, scale);\n element.transform(transform$1);\n }\n }\n }\n\n var StopsArray = (function (ElementsArray) {\n function StopsArray () {\n ElementsArray.apply(this, arguments);\n }\n\n if ( ElementsArray ) StopsArray.__proto__ = ElementsArray;\n StopsArray.prototype = Object.create( ElementsArray && ElementsArray.prototype );\n StopsArray.prototype.constructor = StopsArray;\n\n StopsArray.prototype._change = function _change () {\n this.optionsChange({\n field: \"stops\"\n });\n };\n\n return StopsArray;\n }(ElementsArray));\n\n function optionsAccessor(name) {\n return function(value) {\n if (defined$1(value)) {\n this.options.set(name, value);\n return this;\n }\n\n return this.options.get(name);\n };\n }\n\n function defineOptionsAccessors(fn, names) {\n for (var i = 0; i < names.length; i++) {\n fn[names[i]] = optionsAccessor(names[i]);\n }\n }\n\n var withOptions = function (TBase, names) {\n var result = (function (TBase) {\n function result () {\n TBase.apply(this, arguments);\n }if ( TBase ) result.__proto__ = TBase;\n result.prototype = Object.create( TBase && TBase.prototype );\n result.prototype.constructor = result;\n\n \n\n return result;\n }(TBase));\n defineOptionsAccessors(result.prototype, names);\n\n return result;\n };\n\n var options$1 = [ \"offset\", \"color\", \"opacity\" ];\n\n var GradientStop = (function (superclass) {\n function GradientStop(offset, color, opacity) {\n superclass.call(this);\n\n this.options = new OptionsStore({\n offset: offset,\n color: color,\n opacity: defined$1(opacity) ? opacity : 1\n });\n\n this.options.addObserver(this);\n }\n\n if ( superclass ) GradientStop.__proto__ = superclass;\n GradientStop.prototype = Object.create( superclass && superclass.prototype );\n GradientStop.prototype.constructor = GradientStop;\n\n GradientStop.create = function create (arg) {\n if (defined$1(arg)) {\n var stop;\n if (arg instanceof GradientStop) {\n stop = arg;\n } else if (arg.length > 1) {\n stop = new GradientStop(arg[0], arg[1], arg[2]);\n } else {\n stop = new GradientStop(arg.offset, arg.color, arg.opacity);\n }\n\n return stop;\n }\n };\n\n return GradientStop;\n }(withOptions(HasObservers, options$1)));\n\n var Gradient = (function (HasObservers) {\n function Gradient(options) {\n if ( options === void 0 ) options = {};\n\n HasObservers.call(this);\n\n this.stops = new StopsArray(this._createStops(options.stops));\n this.stops.addObserver(this);\n this._userSpace = options.userSpace;\n this.id = definitionId();\n }\n\n if ( HasObservers ) Gradient.__proto__ = HasObservers;\n Gradient.prototype = Object.create( HasObservers && HasObservers.prototype );\n Gradient.prototype.constructor = Gradient;\n\n var prototypeAccessors = { nodeType: { configurable: true } };\n\n prototypeAccessors.nodeType.get = function () {\n return \"Gradient\";\n };\n\n Gradient.prototype.userSpace = function userSpace (value) {\n if (defined$1(value)) {\n this._userSpace = value;\n this.optionsChange();\n return this;\n }\n\n return this._userSpace;\n };\n\n Gradient.prototype._createStops = function _createStops (stops) {\n if ( stops === void 0 ) stops = [];\n\n var result = [];\n for (var idx = 0; idx < stops.length; idx++) {\n result.push(GradientStop.create(stops[idx]));\n }\n\n return result;\n };\n\n Gradient.prototype.addStop = function addStop (offset, color, opacity) {\n this.stops.push(new GradientStop(offset, color, opacity));\n };\n\n Gradient.prototype.removeStop = function removeStop (stop) {\n var index = this.stops.indexOf(stop);\n if (index >= 0) {\n this.stops.splice(index, 1);\n }\n };\n\n Gradient.prototype.optionsChange = function optionsChange (e) {\n this.trigger(\"optionsChange\", {\n field: \"gradient\" + (e ? \".\" + e.field : \"\"),\n value: this\n });\n };\n\n Gradient.prototype.geometryChange = function geometryChange () {\n this.optionsChange();\n };\n\n Object.defineProperties( Gradient.prototype, prototypeAccessors );\n\n return Gradient;\n }(HasObservers));\n\n var points = [ \"start\", \"end\" ];\n\n var LinearGradient = (function (superclass) {\n function LinearGradient(options) {\n if ( options === void 0 ) options = {};\n\n superclass.call(this, options);\n\n this.start(options.start || new Point$6());\n this.end(options.end || new Point$6(1, 0));\n }\n\n if ( superclass ) LinearGradient.__proto__ = superclass;\n LinearGradient.prototype = Object.create( superclass && superclass.prototype );\n LinearGradient.prototype.constructor = LinearGradient;\n\n return LinearGradient;\n }(withPoints(Gradient, points)));\n\n var RadialGradient = (function (superclass) {\n function RadialGradient(options) {\n if ( options === void 0 ) options = {};\n\n superclass.call(this, options);\n\n this.center(options.center || new Point$6());\n this._radius = defined$1(options.radius) ? options.radius : 1;\n this._fallbackFill = options.fallbackFill;\n }\n\n if ( superclass ) RadialGradient.__proto__ = superclass;\n RadialGradient.prototype = Object.create( superclass && superclass.prototype );\n RadialGradient.prototype.constructor = RadialGradient;\n\n RadialGradient.prototype.radius = function radius (value) {\n if (defined$1(value)) {\n this._radius = value;\n this.geometryChange();\n return this;\n }\n\n return this._radius;\n };\n\n RadialGradient.prototype.fallbackFill = function fallbackFill (value) {\n if (defined$1(value)) {\n this._fallbackFill = value;\n this.optionsChange();\n return this;\n }\n\n return this._fallbackFill;\n };\n\n return RadialGradient;\n }(withPoints(Gradient, [ \"center\" ])));\n\n var defaultColor = \"#aba4a6\";\r\n var defaultLine = { width: 2, gap: 18 };\r\n var defaultDot = { radius: 10, gap: 10 };\r\n var defaultGrid = { size: 18, gap: 2 };\r\n\r\n var Pattern = (function (Group) {\n function Pattern(options) {\r\n Group.call(this);\r\n\r\n var width = options.width;\n var height = options.height;\r\n this._size = Size.create([width, height]);\r\n this.id = definitionId();\r\n }\n\n if ( Group ) Pattern.__proto__ = Group;\n Pattern.prototype = Object.create( Group && Group.prototype );\n Pattern.prototype.constructor = Pattern;\n\n var prototypeAccessors = { nodeType: { configurable: true } };\r\n\r\n prototypeAccessors.nodeType.get = function () {\r\n return PATTERN;\r\n };\n\n Pattern.prototype.size = function size (value) {\r\n if (value) {\r\n this._size = Size.create(value);\r\n return this;\r\n }\r\n\r\n return this._size;\r\n };\n\n Object.defineProperties( Pattern.prototype, prototypeAccessors );\n\n return Pattern;\n }(Group$8));\r\n\r\n var drawBackground = function (pattern, color, size) {\r\n if (color) {\r\n pattern.append(\r\n new Rect(new Rect$1([0, 0], size), { fill: { color: color }, stroke: null })\r\n );\r\n }\r\n };\r\n\r\n function dotsPattern$1(options) {\n if ( options === void 0 ) options = {};\n\r\n var gap = options.gap; if ( gap === void 0 ) gap = defaultDot.gap;\n var radius = options.radius; if ( radius === void 0 ) radius = defaultDot.radius;\n var color = options.color; if ( color === void 0 ) color = defaultColor;\n var background = options.background;\r\n var shapeOptions = { fill: { color: color }, stroke: null };\r\n var size = 4 * radius + 2 * gap;\r\n var yC2 = 3 * radius + 1.5 * gap;\r\n var center1 = [size / 2, radius + 1/2 * gap];\r\n var center2 = [0, yC2];\r\n var center3 = [size, yC2];\r\n\r\n var pattern = new Pattern({ width: size, height: size });\r\n\r\n drawBackground(pattern, background, [size, size]);\r\n\r\n pattern.append(\r\n new Circle$2(new Circle$1(center1, radius), shapeOptions),\r\n new Circle$2(new Circle$1(center2, radius), shapeOptions),\r\n new Circle$2(new Circle$1(center3, radius), shapeOptions)\r\n );\r\n\r\n return pattern;\r\n };\r\n\r\n function verticalStripesPattern$1(options) {\n if ( options === void 0 ) options = {};\n\r\n var gap = options.gap; if ( gap === void 0 ) gap = defaultLine.gap;\n var width = options.width; if ( width === void 0 ) width = defaultLine.width;\n var color = options.color; if ( color === void 0 ) color = defaultColor;\n var background = options.background;\r\n var size = width + gap;\r\n var shapeOptions = { fill: null, stroke: { color: color, width: width / 2 } };\r\n var pattern = new Pattern({ width: size, height: size });\r\n\r\n drawBackground(pattern, background, [size, size]);\r\n\r\n var xStart = width / 4;\r\n var xEnd = size - width / 4;\r\n\r\n var startLine = new Path$7(shapeOptions);\r\n startLine.moveTo(xStart, 0).lineTo(xStart, size);\r\n\r\n var endLine = new Path$7(shapeOptions);\r\n endLine.moveTo(xEnd, 0).lineTo(xEnd, size);\r\n\r\n pattern.append(startLine, endLine);\r\n\r\n return pattern;\r\n };\r\n\r\n function crosshatchPattern$1(options) {\n if ( options === void 0 ) options = {};\n\r\n var gap = options.gap; if ( gap === void 0 ) gap = defaultLine.gap;\n var width = options.width; if ( width === void 0 ) width = defaultLine.width;\n var color = options.color; if ( color === void 0 ) color = defaultColor;\n var background = options.background;\r\n var size = Math.sqrt(2) * (width + gap);\r\n var shapeOptions = { fill: null, stroke: { color: color, width: width } };\r\n var pattern = new Pattern({ width: size, height: size });\r\n\r\n drawBackground(pattern, background, [size, size]);\r\n\r\n var line1 = new Path$7(shapeOptions);\r\n line1.moveTo(0, 0).lineTo(size, size);\r\n\r\n var line2 = new Path$7(shapeOptions);\r\n line2.moveTo(size, 0).lineTo(0, size);\r\n\r\n pattern.append(line1, line2);\r\n\r\n return pattern;\r\n };\r\n\r\n function diagonalStripesPattern$1(options) {\n if ( options === void 0 ) options = {};\n\r\n var gap = options.gap; if ( gap === void 0 ) gap = defaultLine.gap;\n var width = options.width; if ( width === void 0 ) width = defaultLine.width;\n var color = options.color; if ( color === void 0 ) color = defaultColor;\n var background = options.background;\r\n var size = Math.sqrt(2) * (width + gap);\r\n var shapeOptions = { fill: null, stroke: { color: color, width: width, lineCap: 'square' } };\r\n var pattern = new Pattern({ width: size, height: size });\r\n \r\n drawBackground(pattern, background, [size, size]);\r\n\r\n var line1 = new Path$7(shapeOptions);\r\n line1.moveTo(0, size / 2).lineTo(size / 2, 0);\r\n\r\n var line2 = new Path$7(shapeOptions);\r\n line2.moveTo(size / 2, size).lineTo(size, size / 2);\r\n\r\n pattern.append(line1, line2);\r\n\r\n return pattern;\r\n };\r\n\r\n function gridPattern$1(options) {\n if ( options === void 0 ) options = {};\n\r\n var gap = options.gap; if ( gap === void 0 ) gap = defaultGrid.gap;\n var squareSize = options.size; if ( squareSize === void 0 ) squareSize = defaultGrid.size;\n var color = options.color; if ( color === void 0 ) color = defaultColor;\n var background = options.background;\r\n var size = squareSize + gap;\r\n var halfGap = gap / 2;\r\n var shapeOptions = { fill: { color: color }, stroke: null };\r\n var pattern = new Pattern({ width: size, height: size });\r\n\r\n drawBackground(pattern, background, [size, size]);\r\n\r\n var rect = new Rect(new Rect$1([halfGap, halfGap], [squareSize, squareSize]), shapeOptions);\r\n pattern.append(rect);\r\n\r\n return pattern;\r\n };\n\n function swing(position) {\n return 0.5 - Math.cos(position * Math.PI) / 2;\n }\n\n function linear(position) {\n return position;\n }\n\n function easeOutElastic(position, time, start, diff) {\n var s = 1.70158,\n p = 0,\n a = diff;\n\n if (position === 0) {\n return start;\n }\n\n if (position === 1) {\n return start + diff;\n }\n\n if (!p) {\n p = 0.5;\n }\n\n if (a < Math.abs(diff)) {\n a = diff;\n s = p / 4;\n } else {\n s = p / (2 * Math.PI) * Math.asin(diff / a);\n }\n\n return a * Math.pow(2, -10 * position) *\n Math.sin((Number(position) - s) * (1.1 * Math.PI) / p) + diff + start;\n }\n\n var easingFunctions = /*#__PURE__*/Object.freeze({\n __proto__: null,\n easeOutElastic: easeOutElastic,\n linear: linear,\n swing: swing\n });\n\n var instance$2;\n\n var AnimationFactory = (function (Class) {\n function AnimationFactory() {\n Class.call(this);\n\n this._items = [];\n }\n\n if ( Class ) AnimationFactory.__proto__ = Class;\n AnimationFactory.prototype = Object.create( Class && Class.prototype );\n AnimationFactory.prototype.constructor = AnimationFactory;\n\n var staticAccessors = { current: { configurable: true } };\n\n staticAccessors.current.get = function () {\n if (!instance$2) {\n instance$2 = new AnimationFactory();\n }\n\n return instance$2;\n };\n\n AnimationFactory.prototype.register = function register (name, type) {\n this._items.push({\n name: name,\n type: type\n });\n };\n\n AnimationFactory.prototype.create = function create (element, options) {\n var items = this._items;\n var match;\n\n if (options && options.type) {\n var type = options.type.toLowerCase();\n for (var i = 0; i < items.length; i++) {\n if (items[i].name.toLowerCase() === type) {\n match = items[i];\n break;\n }\n }\n }\n\n if (match) {\n return new match.type(element, options);\n }\n };\n\n Object.defineProperties( AnimationFactory, staticAccessors );\n\n return AnimationFactory;\n }(Class));\n\n var Animation$1 = (function (Class) {\n function Animation(element, options) {\n Class.call(this);\n\n this.options = Object.assign({}, this.options, options);\n this.element = element;\n }\n\n if ( Class ) Animation.__proto__ = Class;\n Animation.prototype = Object.create( Class && Class.prototype );\n Animation.prototype.constructor = Animation;\n\n var prototypeAccessors = { options: { configurable: true } };\n\n Animation.create = function create (type, element, options) {\n return AnimationFactory.current.create(type, element, options);\n };\n\n prototypeAccessors.options.get = function () {\n return this._options || {\n duration: 500,\n easing: \"swing\"\n };\n };\n\n prototypeAccessors.options.set = function (value) {\n this._options = value;\n };\n\n Animation.prototype.setup = function setup () {};\n Animation.prototype.step = function step () {};\n\n Animation.prototype.play = function play () {\n var this$1$1 = this;\n\n var options = this.options;\n var duration = options.duration;\n var delay = options.delay; if ( delay === void 0 ) delay = 0;\n var easing = easingFunctions[options.easing];\n var start = now$1() + delay;\n var finish = start + duration;\n\n if (duration === 0) {\n this.step(1);\n this.abort();\n } else {\n setTimeout(function () {\n var loop = function () {\n if (this$1$1._stopped) {\n return;\n }\n\n var wallTime = now$1();\n\n var time = limitValue$1(wallTime - start, 0, duration);\n var position = time / duration;\n var easingPosition = easing(position, time, 0, 1, duration);\n\n this$1$1.step(easingPosition);\n\n if (wallTime < finish) {\n animationFrame$1(loop);\n } else {\n this$1$1.abort();\n }\n };\n\n loop();\n }, delay);\n }\n };\n\n Animation.prototype.abort = function abort () {\n this._stopped = true;\n };\n\n Animation.prototype.destroy = function destroy () {\n this.abort();\n };\n\n Object.defineProperties( Animation.prototype, prototypeAccessors );\n\n return Animation;\n }(Class));\n\n var instance$1;\n\n var PathParser = (function (Class) {\n function PathParser () {\n Class.apply(this, arguments);\n }\n\n if ( Class ) PathParser.__proto__ = Class;\n PathParser.prototype = Object.create( Class && Class.prototype );\n PathParser.prototype.constructor = PathParser;\n\n var staticAccessors = { current: { configurable: true } };\n\n staticAccessors.current.get = function () {\n if (!instance$1) {\n instance$1 = new PathParser();\n }\n\n return instance$1;\n };\n\n PathParser.prototype.parse = function parse (str, options) {\n var multiPath = new MultiPath(options);\n return parsePath(multiPath, str);\n };\n\n Object.defineProperties( PathParser, staticAccessors );\n\n return PathParser;\n }(Class));\n\n var BaseNode = (function (Class) {\n function BaseNode(srcElement) {\n Class.call(this);\n\n this.childNodes = [];\n this.parent = null;\n\n if (srcElement) {\n this.srcElement = srcElement;\n this.observe();\n }\n }\n\n if ( Class ) BaseNode.__proto__ = Class;\n BaseNode.prototype = Object.create( Class && Class.prototype );\n BaseNode.prototype.constructor = BaseNode;\n\n BaseNode.prototype.destroy = function destroy () {\n var this$1$1 = this;\n\n if (this.srcElement) {\n this.srcElement.removeObserver(this);\n }\n\n var children = this.childNodes;\n for (var i = 0; i < children.length; i++) {\n this$1$1.childNodes[i].destroy();\n }\n\n this.parent = null;\n };\n\n BaseNode.prototype.load = function load () {};\n\n BaseNode.prototype.observe = function observe () {\n if (this.srcElement) {\n this.srcElement.addObserver(this);\n }\n };\n\n BaseNode.prototype.append = function append (node) {\n this.childNodes.push(node);\n node.parent = this;\n };\n\n BaseNode.prototype.insertAt = function insertAt (node, pos) {\n this.childNodes.splice(pos, 0, node);\n node.parent = this;\n };\n\n BaseNode.prototype.remove = function remove (index, count) {\n var this$1$1 = this;\n\n var end = index + count;\n for (var i = index; i < end; i++) {\n this$1$1.childNodes[i].removeSelf();\n }\n this.childNodes.splice(index, count);\n };\n\n BaseNode.prototype.removeSelf = function removeSelf () {\n this.clear();\n this.destroy();\n };\n\n BaseNode.prototype.clear = function clear () {\n this.remove(0, this.childNodes.length);\n };\n\n BaseNode.prototype.invalidate = function invalidate () {\n if (this.parent) {\n this.parent.invalidate();\n }\n };\n\n BaseNode.prototype.geometryChange = function geometryChange () {\n this.invalidate();\n };\n\n BaseNode.prototype.optionsChange = function optionsChange () {\n this.invalidate();\n };\n\n BaseNode.prototype.childrenChange = function childrenChange (e) {\n if (e.action === \"add\") {\n this.load(e.items, e.index);\n } else if (e.action === \"remove\") {\n this.remove(e.index, e.items.length);\n }\n\n this.invalidate();\n };\n\n return BaseNode;\n }(Class));\n\n var events$2 = [\n \"click\",\n \"mouseenter\",\n \"mouseleave\",\n \"mousemove\",\n \"resize\"\n ];\n\n var Surface$3 = (function (Observable) {\n function Surface(element, options) {\n Observable.call(this);\n\n this.options = Object.assign({}, options);\n this.element = element;\n this.element._kendoExportVisual = this.exportVisual.bind(this);\n\n this._click = this._handler(\"click\");\n this._mouseenter = this._handler(\"mouseenter\");\n this._mouseleave = this._handler(\"mouseleave\");\n this._mousemove = this._handler(\"mousemove\");\n\n this._visual = new Group$8();\n\n elementSize$1(element, this.options);\n\n this.bind(events$2, this.options);\n\n this._enableTracking();\n }\n\n if ( Observable ) Surface.__proto__ = Observable;\n Surface.prototype = Object.create( Observable && Observable.prototype );\n Surface.prototype.constructor = Surface;\n\n Surface.prototype.draw = function draw (element) {\n this._visual.children.push(element);\n };\n\n Surface.prototype.clear = function clear () {\n this._visual.children = [];\n };\n\n Surface.prototype.destroy = function destroy () {\n this._visual = null;\n this.element._kendoExportVisual = null;\n this.unbind();\n };\n\n Surface.prototype.eventTarget = function eventTarget (e) {\n var this$1$1 = this;\n\n var domNode = eventElement$1(e);\n var node;\n\n while (!node && domNode) {\n node = domNode._kendoNode;\n if (domNode === this$1$1.element) {\n break;\n }\n\n domNode = domNode.parentElement;\n }\n\n if (node) {\n return node.srcElement;\n }\n };\n\n Surface.prototype.exportVisual = function exportVisual () {\n return this._visual;\n };\n\n Surface.prototype.getSize = function getSize () {\n return elementSize$1(this.element);\n };\n\n Surface.prototype.currentSize = function currentSize (size) {\n if (size) {\n this._size = size;\n } else {\n return this._size;\n }\n };\n\n Surface.prototype.setSize = function setSize (size) {\n elementSize$1(this.element, size);\n\n this.currentSize(size);\n this._resize();\n };\n\n Surface.prototype.resize = function resize (force) {\n var size = this.getSize();\n var currentSize = this.currentSize();\n\n if (force || (size.width > 0 || size.height > 0) && (!currentSize || size.width !== currentSize.width || size.height !== currentSize.height)) {\n this.currentSize(size);\n this._resize(size, force);\n this.trigger(\"resize\", size);\n }\n };\n\n Surface.prototype.size = function size (value) {\n if (!value) {\n return this.getSize();\n }\n\n this.setSize(value);\n };\n\n Surface.prototype.suspendTracking = function suspendTracking () {\n this._suspendedTracking = true;\n };\n\n Surface.prototype.resumeTracking = function resumeTracking () {\n this._suspendedTracking = false;\n };\n\n Surface.prototype._enableTracking = function _enableTracking () {};\n\n Surface.prototype._resize = function _resize () {};\n\n Surface.prototype._handler = function _handler (eventName) {\n var this$1$1 = this;\n\n return function (e) {\n var node = this$1$1.eventTarget(e);\n if (node && !this$1$1._suspendedTracking) {\n this$1$1.trigger(eventName, {\n element: node,\n originalEvent: e,\n type: eventName\n });\n }\n };\n };\n\n Surface.prototype._elementOffset = function _elementOffset () {\n var element = this.element;\n var padding = elementPadding(element);\n var ref = elementOffset$1(element);\n var left = ref.left;\n var top = ref.top;\n\n return {\n left: left + padding.left,\n top: top + padding.top\n };\n };\n\n Surface.prototype._surfacePoint = function _surfacePoint (e) {\n var offset = this._elementOffset();\n var coord = eventCoordinates$1(e);\n var x = coord.x - offset.left;\n var y = coord.y - offset.top;\n\n var inverseTransform = elementScale$1(this.element).invert();\n var point = new Point$6(\n x,\n y\n ).transform(inverseTransform);\n\n return point;\n };\n\n return Surface;\n }(Observable$3));\n\n function renderAttr(name, value) {\n return (defined$1(value) && value !== null) ? (\" \" + name + \"=\\\"\" + value + \"\\\" \") : \"\";\n }\n\n function renderAllAttr(attrs) {\n var output = \"\";\n for (var i = 0; i < attrs.length; i++) {\n output += renderAttr(attrs[i][0], attrs[i][1]);\n }\n\n return output;\n }\n\n function renderStyle(attrs) {\n var output = \"\";\n for (var i = 0; i < attrs.length; i++) {\n var value = attrs[i][1];\n if (defined$1(value)) {\n output += attrs[i][0] + \":\" + value + \";\";\n }\n }\n\n if (output !== \"\") {\n return output;\n }\n }\n\n var NODE_MAP$1 = {};\n\n var setStyle = function (element, styleString) {\r\n var styles = parseInlineStyles(styleString);\r\n Object.keys(styles).forEach(function (key) {\r\n element.style[key] = styles[key];\r\n });\r\n };\r\n\r\n var styleAttr = 'data-style';\r\n var replaceStyleAttr = function (html) { return (html || '').replace(/\\sstyle=/g, ' ' + styleAttr + '='); };\r\n var restoreStyleAttr = function (container) {\r\n Array.from(container.querySelectorAll('[' + styleAttr +']')).forEach(function (element) {\r\n var styleString = element.getAttribute(styleAttr);\r\n element.removeAttribute(styleAttr);\r\n setStyle(element, styleString);\r\n });\r\n };\r\n\r\n var setInnerHTML = function (container, html) {\r\n container.innerHTML = replaceStyleAttr(html);\r\n restoreStyleAttr(container);\r\n };\n\n var SVG_NS = \"http://www.w3.org/2000/svg\";\n var NONE$1 = \"none\";\n var POINT_DIGITS = 3;\n\n var renderSVG = function(container, svg) {\n setInnerHTML(container, svg);\n };\n\n if (typeof document !== \"undefined\") {\n var testFragment = \"\";\n var testContainer = document.createElement(\"div\");\n var hasParser = typeof DOMParser !== \"undefined\";\n\n testContainer.innerHTML = testFragment;\n\n if (hasParser && testContainer.firstChild.namespaceURI !== SVG_NS) {\n renderSVG = function(container, svg) {\n var parser = new DOMParser();\n var chartDoc = parser.parseFromString(replaceStyleAttr(svg), \"text/xml\");\n restoreStyleAttr(chartDoc);\n var importedDoc = document.adoptNode(chartDoc.documentElement);\n\n container.innerHTML = \"\";\n container.appendChild(importedDoc);\n };\n }\n }\n\n var renderSVG$1 = renderSVG;\n\n var TRANSFORM = \"transform\";\n var DefinitionMap = {\n clip: \"clip-path\",\n fill: \"fill\"\n };\n\n function isDefinition(type, value) {\n return type === \"clip\" || (type === \"fill\" && (!value || value.nodeType === \"Gradient\" || value.nodeType === PATTERN));\n }\n\n function baseUrl() {\n var base = document.getElementsByTagName(\"base\")[0];\n var href = document.location.href;\n var url = \"\";\n\n if (base && !(support$1.browser || {}).msie) {\n var hashIndex = href.indexOf(\"#\");\n if (hashIndex !== -1) {\n href = href.substring(0, hashIndex);\n }\n\n url = href;\n }\n\n return url;\n }\n\n var Node$1$1 = (function (BaseNode) {\n function Node(srcElement, options) {\n BaseNode.call(this, srcElement);\n this.definitions = {};\n\n this.options = options;\n }\n\n if ( BaseNode ) Node.__proto__ = BaseNode;\n Node.prototype = Object.create( BaseNode && BaseNode.prototype );\n Node.prototype.constructor = Node;\n\n Node.prototype.destroy = function destroy () {\n if (this.element) {\n this.element._kendoNode = null;\n this.element = null;\n }\n\n this.clearDefinitions();\n BaseNode.prototype.destroy.call(this);\n };\n\n Node.prototype.load = function load (elements, pos) {\n var this$1$1 = this;\n\n for (var i = 0; i < elements.length; i++) {\n var srcElement = elements[i];\n var children = srcElement.children;\n\n var childNode = new NODE_MAP$1[srcElement.nodeType](srcElement, this$1$1.options);\n\n if (defined$1(pos)) {\n this$1$1.insertAt(childNode, pos);\n } else {\n this$1$1.append(childNode);\n }\n\n childNode.createDefinitions();\n\n if (children && children.length > 0) {\n childNode.load(children);\n }\n\n var element = this$1$1.element;\n if (element) {\n childNode.attachTo(element, pos);\n }\n }\n };\n\n Node.prototype.root = function root () {\n var root = this;\n\n while (root.parent) {\n root = root.parent;\n }\n\n return root;\n };\n\n Node.prototype.attachTo = function attachTo (domElement, pos) {\n var container = document.createElement(\"div\");\n renderSVG$1(container,\n \"\"\n );\n\n var element = container.firstChild.firstChild;\n if (element) {\n if (defined$1(pos)) {\n domElement.insertBefore(element, domElement.childNodes[pos] || null);\n } else {\n domElement.appendChild(element);\n }\n this.setElement(element);\n }\n };\n\n Node.prototype.setElement = function setElement (element) {\n if (this.element) {\n this.element._kendoNode = null;\n }\n\n this.element = element;\n this.element._kendoNode = this;\n\n var nodes = this.childNodes;\n for (var i = 0; i < nodes.length; i++) {\n var childElement = element.childNodes[i];\n nodes[i].setElement(childElement);\n }\n };\n\n Node.prototype.clear = function clear () {\n this.clearDefinitions();\n\n if (this.element) {\n this.element.innerHTML = \"\";\n }\n\n var children = this.childNodes;\n for (var i = 0; i < children.length; i++) {\n children[i].destroy();\n }\n\n this.childNodes = [];\n };\n\n Node.prototype.removeSelf = function removeSelf () {\n if (this.element) {\n var parentNode = this.element.parentNode;\n if (parentNode) {\n parentNode.removeChild(this.element);\n }\n this.element = null;\n }\n\n BaseNode.prototype.removeSelf.call(this);\n };\n\n Node.prototype.template = function template () {\n return this.renderChildren();\n };\n\n Node.prototype.render = function render () {\n return this.template();\n };\n\n Node.prototype.renderChildren = function renderChildren () {\n var nodes = this.childNodes;\n var output = \"\";\n\n for (var i = 0; i < nodes.length; i++) {\n output += nodes[i].render();\n }\n\n return output;\n };\n\n Node.prototype.optionsChange = function optionsChange (e) {\n var field = e.field;\n var value = e.value;\n\n if (field === \"visible\") {\n this.css(\"display\", value ? \"\" : NONE$1);\n } else if (DefinitionMap[field] && isDefinition(field, value)) {\n this.updateDefinition(field, value);\n } else if (field === \"opacity\") {\n this.attr(\"opacity\", value);\n } else if (field === \"cursor\") {\n this.css(\"cursor\", value);\n } else if (field === \"id\") {\n if (value) {\n this.attr(\"id\", value);\n } else {\n this.removeAttr(\"id\");\n }\n }\n\n BaseNode.prototype.optionsChange.call(this, e);\n };\n\n Node.prototype.accessibilityOptionsChange = function accessibilityOptionsChange (e) {\n var field = e.field;\n var value = e.value;\n\n\n if (field === \"role\") {\n if (value) {\n this.attr(\"role\", value);\n } else {\n this.removeAttr(\"role\");\n }\n } else if (field === \"ariaLabel\") {\n if (value) {\n this.attr(\"aria-label\", htmlEncode$1(value));\n } else {\n this.removeAttr(\"aria-label\");\n }\n } else if (field === \"ariaRoleDescription\") {\n if (value) {\n this.attr(\"aria-roledescription\", htmlEncode$1(value));\n } else {\n this.removeAttr(\"aria-roledescription\");\n }\n } else if (field === \"ariaChecked\") {\n if (defined$1(value)) {\n this.attr(\"aria-checked\", value);\n } else {\n this.removeAttr(\"aria-checked\");\n }\n } else if (field === \"className\") {\n this.className(value);\n }\n };\n\n Node.prototype.attr = function attr (name, value) {\n if (this.element) {\n this.element.setAttribute(name, value);\n }\n };\n\n Node.prototype.allAttr = function allAttr (attrs) {\n var this$1$1 = this;\n\n for (var i = 0; i < attrs.length; i++) {\n this$1$1.attr(attrs[i][0], attrs[i][1]);\n }\n };\n\n Node.prototype.toggleAttr = function toggleAttr (name, value) {\n if (value) {\n this.attr(name, value);\n } else {\n this.removeAttr(name);\n }\n };\n\n Node.prototype.css = function css (name, value) {\n if (this.element) {\n this.element.style[name] = value;\n }\n };\n\n Node.prototype.allCss = function allCss (styles) {\n var this$1$1 = this;\n\n for (var i = 0; i < styles.length; i++) {\n this$1$1.css(styles[i][0], styles[i][1]);\n }\n };\n\n Node.prototype.className = function className (value) {\n var this$1$1 = this;\n\n if (this.element) {\n (ref = this.element.classList).remove.apply(ref, this.element.classList);\n value.split(\" \").forEach(function (item) {\n this$1$1.element.classList.add(item);\n });\n }\n var ref;\n };\n\n Node.prototype.removeAttr = function removeAttr (name) {\n if (this.element) {\n this.element.removeAttribute(name);\n }\n };\n\n Node.prototype.mapTransform = function mapTransform (transform) {\n var attrs = [];\n if (transform) {\n attrs.push([\n TRANSFORM,\n \"matrix(\" + transform.matrix().toString(6) + \")\"\n ]);\n }\n\n return attrs;\n };\n\n Node.prototype.renderTransform = function renderTransform () {\n return renderAllAttr(\n this.mapTransform(this.srcElement.transform())\n );\n };\n\n Node.prototype.transformChange = function transformChange (value) {\n if (value) {\n this.allAttr(this.mapTransform(value));\n } else {\n this.removeAttr(TRANSFORM);\n }\n };\n\n Node.prototype.mapStyle = function mapStyle () {\n var options = this.srcElement.options;\n var style = [ [ \"cursor\", options.cursor ] ];\n\n if (options.visible === false) {\n style.push([ \"display\", NONE$1 ]);\n }\n\n return style;\n };\n\n Node.prototype.renderStyle = function renderStyle$1 () {\n return renderAttr(\"style\", renderStyle(this.mapStyle(true)));\n };\n\n Node.prototype.renderOpacity = function renderOpacity () {\n return renderAttr(\"opacity\", this.srcElement.options.opacity);\n };\n\n Node.prototype.renderId = function renderId () {\n return renderAttr(\"id\", this.srcElement.options.id);\n };\n\n Node.prototype.renderClassName = function renderClassName () {\n return renderAttr(\"class\", this.srcElement.options.className);\n };\n\n Node.prototype.renderRole = function renderRole () {\n return renderAttr(\"role\", this.srcElement.options.role);\n };\n\n Node.prototype.renderAriaLabel = function renderAriaLabel () {\n var value = this.srcElement.options.ariaLabel;\n if (value) {\n value = htmlEncode$1(value);\n }\n return renderAttr(\"aria-label\", value);\n };\n\n Node.prototype.renderAriaRoleDescription = function renderAriaRoleDescription () {\n var value = this.srcElement.options.ariaRoleDescription;\n if (value) {\n value = htmlEncode$1(value);\n }\n return renderAttr(\"aria-roledescription\", value);\n };\n\n Node.prototype.renderAriaChecked = function renderAriaChecked () {\n return renderAttr(\"aria-checked\", this.srcElement.options.ariaChecked);\n };\n\n Node.prototype.createDefinitions = function createDefinitions () {\n var srcElement = this.srcElement;\n var definitions = this.definitions;\n if (srcElement) {\n var options = srcElement.options;\n var hasDefinitions;\n\n for (var field in DefinitionMap) {\n var definition = options.get(field);\n if (definition && isDefinition(field, definition)) {\n definitions[field] = definition;\n hasDefinitions = true;\n }\n }\n if (hasDefinitions) {\n this.definitionChange({\n action: \"add\",\n definitions: definitions\n });\n }\n }\n };\n\n Node.prototype.definitionChange = function definitionChange (e) {\n if (this.parent) {\n this.parent.definitionChange(e);\n }\n };\n\n Node.prototype.updateDefinition = function updateDefinition (type, value) {\n var definitions = this.definitions;\n var current = definitions[type];\n var attr = DefinitionMap[type];\n var definition = {};\n if (current) {\n definition[type] = current;\n this.definitionChange({\n action: \"remove\",\n definitions: definition\n });\n delete definitions[type];\n }\n\n if (!value) {\n if (current) {\n this.removeAttr(attr);\n }\n } else {\n definition[type] = value;\n this.definitionChange({\n action: \"add\",\n definitions: definition\n });\n definitions[type] = value;\n this.attr(attr, this.refUrl(value.id));\n }\n };\n\n Node.prototype.clearDefinitions = function clearDefinitions () {\n var definitions = this.definitions;\n\n this.definitionChange({\n action: \"remove\",\n definitions: definitions\n });\n this.definitions = {};\n };\n\n Node.prototype.renderDefinitions = function renderDefinitions () {\n return renderAllAttr(this.mapDefinitions());\n };\n\n Node.prototype.mapDefinitions = function mapDefinitions () {\n var this$1$1 = this;\n\n var definitions = this.definitions;\n var attrs = [];\n\n for (var field in definitions) {\n attrs.push([ DefinitionMap[field], this$1$1.refUrl(definitions[field].id) ]);\n }\n\n return attrs;\n };\n\n Node.prototype.refUrl = function refUrl (id) {\n var skipBaseHref = (this.options || {}).skipBaseHref;\n var baseHref = this.baseUrl().replace(/'/g, \"\\\\'\");\n var base = skipBaseHref ? '' : baseHref;\n return (\"url(\" + base + \"#\" + id + \")\");\n };\n\n Node.prototype.baseUrl = function baseUrl$1 () {\n return baseUrl();\n };\n\n return Node;\n }(BaseNode));\n\n var GradientStopNode = (function (Node) {\n function GradientStopNode () {\n Node.apply(this, arguments);\n }\n\n if ( Node ) GradientStopNode.__proto__ = Node;\n GradientStopNode.prototype = Object.create( Node && Node.prototype );\n GradientStopNode.prototype.constructor = GradientStopNode;\n\n GradientStopNode.prototype.template = function template () {\n return (\"\");\n };\n\n GradientStopNode.prototype.renderOffset = function renderOffset () {\n return renderAttr(\"offset\", this.srcElement.offset());\n };\n\n GradientStopNode.prototype.mapStyle = function mapStyle () {\n var srcElement = this.srcElement;\n return [\n [ \"stop-color\", srcElement.color() ],\n [ \"stop-opacity\", srcElement.opacity() ]\n ];\n };\n\n GradientStopNode.prototype.optionsChange = function optionsChange (e) {\n if (e.field === \"offset\") {\n this.attr(e.field, e.value);\n } else if (e.field === \"color\" || e.field === \"opacity\") {\n this.css(\"stop-\" + e.field, e.value);\n }\n };\n\n return GradientStopNode;\n }(Node$1$1));\n\n var GradientNode = (function (Node) {\n function GradientNode(srcElement) {\n Node.call(this, srcElement);\n\n this.id = srcElement.id;\n\n this.loadStops();\n }\n\n if ( Node ) GradientNode.__proto__ = Node;\n GradientNode.prototype = Object.create( Node && Node.prototype );\n GradientNode.prototype.constructor = GradientNode;\n\n GradientNode.prototype.loadStops = function loadStops () {\n var this$1$1 = this;\n\n var stops = this.srcElement.stops;\n var element = this.element;\n\n for (var idx = 0; idx < stops.length; idx++) {\n var stopNode = new GradientStopNode(stops[idx]);\n this$1$1.append(stopNode);\n if (element) {\n stopNode.attachTo(element);\n }\n }\n };\n\n GradientNode.prototype.optionsChange = function optionsChange (e) {\n if (e.field === \"gradient.stops\") {\n BaseNode.prototype.clear.call(this);\n this.loadStops();\n } else if (e.field === \"gradient\") {\n this.allAttr(this.mapCoordinates());\n }\n };\n\n GradientNode.prototype.renderCoordinates = function renderCoordinates () {\n return renderAllAttr(this.mapCoordinates());\n };\n\n GradientNode.prototype.mapSpace = function mapSpace () {\n return [ \"gradientUnits\", this.srcElement.userSpace() ? \"userSpaceOnUse\" : \"objectBoundingBox\" ];\n };\n\n return GradientNode;\n }(Node$1$1));\n\n var LinearGradientNode = (function (GradientNode) {\n function LinearGradientNode () {\n GradientNode.apply(this, arguments);\n }\n\n if ( GradientNode ) LinearGradientNode.__proto__ = GradientNode;\n LinearGradientNode.prototype = Object.create( GradientNode && GradientNode.prototype );\n LinearGradientNode.prototype.constructor = LinearGradientNode;\n\n LinearGradientNode.prototype.template = function template () {\n return (\"\" + (this.renderChildren()) + \"\");\n };\n\n LinearGradientNode.prototype.mapCoordinates = function mapCoordinates () {\n var srcElement = this.srcElement;\n var start = srcElement.start();\n var end = srcElement.end();\n var attrs = [\n [ \"x1\", start.x ],\n [ \"y1\", start.y ],\n [ \"x2\", end.x ],\n [ \"y2\", end.y ],\n this.mapSpace()\n ];\n\n return attrs;\n };\n\n return LinearGradientNode;\n }(GradientNode));\n\n var RadialGradientNode = (function (GradientNode) {\n function RadialGradientNode () {\n GradientNode.apply(this, arguments);\n }\n\n if ( GradientNode ) RadialGradientNode.__proto__ = GradientNode;\n RadialGradientNode.prototype = Object.create( GradientNode && GradientNode.prototype );\n RadialGradientNode.prototype.constructor = RadialGradientNode;\n\n RadialGradientNode.prototype.template = function template () {\n return (\"\" + (this.renderChildren()) + \"\");\n };\n\n RadialGradientNode.prototype.mapCoordinates = function mapCoordinates () {\n var srcElement = this.srcElement;\n var center = srcElement.center();\n var radius = srcElement.radius();\n var attrs = [\n [ \"cx\", center.x ],\n [ \"cy\", center.y ],\n [ \"r\", radius ],\n this.mapSpace()\n ];\n return attrs;\n };\n\n return RadialGradientNode;\n }(GradientNode));\n\n var PatternNode = (function (Node) {\n function PatternNode(pattern) {\n Node.call(this, pattern);\n\n this.id = pattern.id;\n this.load(pattern.children);\n }\n\n if ( Node ) PatternNode.__proto__ = Node;\n PatternNode.prototype = Object.create( Node && Node.prototype );\n PatternNode.prototype.constructor = PatternNode;\n\n PatternNode.prototype.template = function template () {\n var width = this.srcElement.size().getWidth();\n var height = this.srcElement.size().getHeight();\n\n return \"\" +\n \"\" + (this.renderChildren()) +\n \"\";\n };\n\n return PatternNode;\n }(Node$1$1));\n\n var ClipNode = (function (Node) {\n function ClipNode(srcElement) {\n Node.call(this);\n\n this.srcElement = srcElement;\n this.id = srcElement.id;\n\n this.load([ srcElement ]);\n }\n\n if ( Node ) ClipNode.__proto__ = Node;\n ClipNode.prototype = Object.create( Node && Node.prototype );\n ClipNode.prototype.constructor = ClipNode;\n\n ClipNode.prototype.renderClipRule = function renderClipRule () {\n return renderAttr(\"clip-rule\", \"evenodd\");\n };\n ClipNode.prototype.template = function template () {\n return (\"\" + (this.renderChildren()) + \"\");\n };\n\n return ClipNode;\n }(Node$1$1));\n\n var DefinitionNode = (function (Node) {\n function DefinitionNode() {\n Node.call(this);\n this.definitionMap = {};\n }\n\n if ( Node ) DefinitionNode.__proto__ = Node;\n DefinitionNode.prototype = Object.create( Node && Node.prototype );\n DefinitionNode.prototype.constructor = DefinitionNode;\n\n DefinitionNode.prototype.attachTo = function attachTo (domElement) {\n this.element = domElement;\n };\n\n DefinitionNode.prototype.template = function template () {\n return (\"\" + (this.renderChildren()) + \"\");\n };\n\n DefinitionNode.prototype.definitionChange = function definitionChange (e) {\n var definitions = e.definitions;\n var action = e.action;\n\n if (action === \"add\") {\n this.addDefinitions(definitions);\n } else if (action === \"remove\") {\n this.removeDefinitions(definitions);\n }\n };\n\n DefinitionNode.prototype.createDefinition = function createDefinition (type, item) {\n var nodeType;\n if (type === \"clip\") {\n nodeType = ClipNode;\n } else if (type === \"fill\") {\n if (item instanceof LinearGradient) {\n nodeType = LinearGradientNode;\n } else if (item instanceof RadialGradient) {\n nodeType = RadialGradientNode;\n } else if (item.nodeType === PATTERN) {\n nodeType = PatternNode;\n }\n }\n return new nodeType(item);\n };\n\n DefinitionNode.prototype.addDefinitions = function addDefinitions (definitions) {\n var this$1$1 = this;\n\n for (var field in definitions) {\n this$1$1.addDefinition(field, definitions[field]);\n }\n };\n\n DefinitionNode.prototype.addDefinition = function addDefinition (type, srcElement) {\n var ref = this;\n var element = ref.element;\n var definitionMap = ref.definitionMap;\n var id = srcElement.id;\n var mapItem = definitionMap[id];\n if (!mapItem) {\n var node = this.createDefinition(type, srcElement);\n definitionMap[id] = {\n element: node,\n count: 1\n };\n this.append(node);\n if (element) {\n node.attachTo(this.element);\n }\n } else {\n mapItem.count++;\n }\n };\n\n DefinitionNode.prototype.removeDefinitions = function removeDefinitions (definitions) {\n var this$1$1 = this;\n\n for (var field in definitions) {\n this$1$1.removeDefinition(definitions[field]);\n }\n };\n\n DefinitionNode.prototype.removeDefinition = function removeDefinition (srcElement) {\n var definitionMap = this.definitionMap;\n var id = srcElement.id;\n var mapItem = definitionMap[id];\n\n if (mapItem) {\n mapItem.count--;\n if (mapItem.count === 0) {\n this.remove(this.childNodes.indexOf(mapItem.element), 1);\n delete definitionMap[id];\n }\n }\n };\n\n return DefinitionNode;\n }(Node$1$1));\n\n var RootNode$1 = (function (Node) {\n function RootNode(options) {\n Node.call(this);\n this.options = options;\n this.defs = new DefinitionNode();\n }\n\n if ( Node ) RootNode.__proto__ = Node;\n RootNode.prototype = Object.create( Node && Node.prototype );\n RootNode.prototype.constructor = RootNode;\n\n RootNode.prototype.attachTo = function attachTo (domElement) {\n this.element = domElement;\n this.defs.attachTo(domElement.firstElementChild);\n };\n\n RootNode.prototype.clear = function clear () {\n BaseNode.prototype.clear.call(this);\n };\n\n RootNode.prototype.template = function template () {\n return this.defs.render() + this.renderChildren();\n };\n\n RootNode.prototype.definitionChange = function definitionChange (e) {\n this.defs.definitionChange(e);\n };\n\n return RootNode;\n }(Node$1$1));\n\n var ATTRIBUTE_MAP = {\n \"fill.opacity\": \"fill-opacity\",\n \"stroke.color\": \"stroke\",\n \"stroke.width\": \"stroke-width\",\n \"stroke.opacity\": \"stroke-opacity\"\n };\n\n var PathNode$1 = (function (Node) {\n function PathNode () {\n Node.apply(this, arguments);\n }\n\n if ( Node ) PathNode.__proto__ = Node;\n PathNode.prototype = Object.create( Node && Node.prototype );\n PathNode.prototype.constructor = PathNode;\n\n PathNode.prototype.geometryChange = function geometryChange () {\n this.attr(\"d\", this.renderData());\n this.invalidate();\n };\n\n PathNode.prototype.optionsChange = function optionsChange (e) {\n switch (e.field) {\n case \"fill\":\n if (e.value) {\n this.allAttr(this.mapFill(e.value));\n } else {\n this.removeAttr(\"fill\");\n }\n break;\n\n case \"fill.color\":\n this.allAttr(this.mapFill({ color: e.value }));\n break;\n\n case \"stroke\":\n if (e.value) {\n this.allAttr(this.mapStroke(e.value));\n } else {\n this.removeAttr(\"stroke\");\n }\n break;\n\n case \"transform\":\n this.transformChange(e.value);\n break;\n\n default:\n var name = ATTRIBUTE_MAP[e.field];\n if (name) {\n this.attr(name, e.value);\n }\n break;\n }\n\n this.accessibilityOptionsChange(e);\n\n Node.prototype.optionsChange.call(this, e);\n };\n\n PathNode.prototype.content = function content () {\n if (this.element) {\n this.element.textContent = this.srcElement.content();\n }\n };\n\n PathNode.prototype.renderData = function renderData () {\n return this.srcElement.toString(POINT_DIGITS) || undefined;\n };\n\n PathNode.prototype.mapStroke = function mapStroke (stroke) {\n var attrs = [];\n\n if (stroke && !isTransparent$1(stroke.color)) {\n attrs.push([ \"stroke\", stroke.color ]);\n attrs.push([ \"stroke-width\", stroke.width ]);\n attrs.push([ \"stroke-linecap\", this.renderLinecap(stroke) ]);\n attrs.push([ \"stroke-linejoin\", stroke.lineJoin ]);\n\n if (defined$1(stroke.opacity)) {\n attrs.push([ \"stroke-opacity\", stroke.opacity ]);\n }\n\n if (defined$1(stroke.dashType)) {\n attrs.push([ \"stroke-dasharray\", this.renderDashType(stroke) ]);\n }\n } else {\n attrs.push([ \"stroke\", NONE$1 ]);\n }\n\n return attrs;\n };\n\n PathNode.prototype.renderStroke = function renderStroke () {\n return renderAllAttr(\n this.mapStroke(this.srcElement.options.stroke)\n );\n };\n\n PathNode.prototype.renderDashType = function renderDashType (stroke) {\n var dashType = stroke.dashType;\n var width = stroke.width; if ( width === void 0 ) width = 1;\n\n if (dashType && dashType !== SOLID) {\n var dashArray = DASH_ARRAYS[dashType.toLowerCase()];\n var result = [];\n\n for (var i = 0; i < dashArray.length; i++) {\n result.push(dashArray[i] * width);\n }\n\n return result.join(\" \");\n }\n };\n\n PathNode.prototype.renderLinecap = function renderLinecap (stroke) {\n var dashType = stroke.dashType;\n var lineCap = stroke.lineCap;\n\n return (dashType && dashType !== SOLID) ? BUTT : lineCap;\n };\n\n PathNode.prototype.mapFill = function mapFill (fill) {\n var attrs = [];\n if (!(fill && (fill.nodeType === \"Gradient\" || fill.nodeType === PATTERN))) {\n if (fill && !isTransparent$1(fill.color)) {\n attrs.push([ \"fill\", fill.color ]);\n\n if (defined$1(fill.opacity)) {\n attrs.push([ \"fill-opacity\", fill.opacity ]);\n }\n } else {\n attrs.push([ \"fill\", NONE$1 ]);\n }\n }\n\n return attrs;\n };\n\n PathNode.prototype.renderFill = function renderFill () {\n return renderAllAttr(\n this.mapFill(this.srcElement.options.fill)\n );\n };\n\n PathNode.prototype.template = function template () {\n return \"\";\n };\n\n return PathNode;\n }(Node$1$1));\n\n var ArcNode$1 = (function (PathNode) {\n function ArcNode () {\n PathNode.apply(this, arguments);\n }\n\n if ( PathNode ) ArcNode.__proto__ = PathNode;\n ArcNode.prototype = Object.create( PathNode && PathNode.prototype );\n ArcNode.prototype.constructor = ArcNode;\n\n ArcNode.prototype.renderData = function renderData () {\n return this.srcElement.toPath().toString(POINT_DIGITS);\n };\n\n return ArcNode;\n }(PathNode$1));\n\n var CircleNode$1 = (function (PathNode) {\n function CircleNode () {\n PathNode.apply(this, arguments);\n }\n\n if ( PathNode ) CircleNode.__proto__ = PathNode;\n CircleNode.prototype = Object.create( PathNode && PathNode.prototype );\n CircleNode.prototype.constructor = CircleNode;\n\n CircleNode.prototype.geometryChange = function geometryChange () {\n var center = this.center();\n this.attr(\"cx\", center.x);\n this.attr(\"cy\", center.y);\n this.attr(\"r\", this.radius());\n this.invalidate();\n };\n\n CircleNode.prototype.center = function center () {\n return this.srcElement.geometry().center;\n };\n\n CircleNode.prototype.radius = function radius () {\n return this.srcElement.geometry().radius;\n };\n\n CircleNode.prototype.template = function template () {\n return \"\";\n };\n\n return CircleNode;\n }(PathNode$1));\n\n var GroupNode$1 = (function (Node) {\n function GroupNode () {\n Node.apply(this, arguments);\n }\n\n if ( Node ) GroupNode.__proto__ = Node;\n GroupNode.prototype = Object.create( Node && Node.prototype );\n GroupNode.prototype.constructor = GroupNode;\n\n GroupNode.prototype.template = function template () {\n return (\"\" + (this.renderChildren()) + \"\");\n };\n\n GroupNode.prototype.optionsChange = function optionsChange (e) {\n var field = e.field;\n var value = e.value;\n\n if (field === \"transform\") {\n this.transformChange(value);\n }\n\n this.accessibilityOptionsChange(e);\n\n Node.prototype.optionsChange.call(this, e);\n };\n\n return GroupNode;\n }(Node$1$1));\n\n var ImageNode$1 = (function (PathNode) {\n function ImageNode () {\n PathNode.apply(this, arguments);\n }\n\n if ( PathNode ) ImageNode.__proto__ = PathNode;\n ImageNode.prototype = Object.create( PathNode && PathNode.prototype );\n ImageNode.prototype.constructor = ImageNode;\n\n ImageNode.prototype.geometryChange = function geometryChange () {\n this.allAttr(this.mapPosition());\n this.invalidate();\n };\n\n ImageNode.prototype.optionsChange = function optionsChange (e) {\n if (e.field === \"src\") {\n this.allAttr(this.mapSource());\n }\n\n PathNode.prototype.optionsChange.call(this, e);\n };\n\n ImageNode.prototype.mapPosition = function mapPosition () {\n var rect = this.srcElement.rect();\n var tl = rect.topLeft();\n\n return [\n [ \"x\", tl.x ],\n [ \"y\", tl.y ],\n [ \"width\", rect.width() + \"px\" ],\n [ \"height\", rect.height() + \"px\" ]\n ];\n };\n\n ImageNode.prototype.renderPosition = function renderPosition () {\n return renderAllAttr(this.mapPosition());\n };\n\n ImageNode.prototype.mapSource = function mapSource (encode) {\n var src = this.srcElement.src();\n\n if (encode) {\n src = htmlEncode$1(src);\n }\n\n return [ [ \"xlink:href\", src ] ];\n };\n\n ImageNode.prototype.renderSource = function renderSource () {\n return renderAllAttr(this.mapSource(true));\n };\n\n ImageNode.prototype.template = function template () {\n return \"\" +\n \"\";\n };\n\n return ImageNode;\n }(PathNode$1));\n\n var MultiPathNode$1 = (function (PathNode) {\n function MultiPathNode () {\n PathNode.apply(this, arguments);\n }\n\n if ( PathNode ) MultiPathNode.__proto__ = PathNode;\n MultiPathNode.prototype = Object.create( PathNode && PathNode.prototype );\n MultiPathNode.prototype.constructor = MultiPathNode;\n\n MultiPathNode.prototype.renderData = function renderData () {\n return this.srcElement.toString(POINT_DIGITS) || 'undefined';\n };\n\n return MultiPathNode;\n }(PathNode$1));\n\n var RectNode$1 = (function (PathNode) {\n function RectNode () {\n PathNode.apply(this, arguments);\n }\n\n if ( PathNode ) RectNode.__proto__ = PathNode;\n RectNode.prototype = Object.create( PathNode && PathNode.prototype );\n RectNode.prototype.constructor = RectNode;\n\n RectNode.prototype.geometryChange = function geometryChange () {\n var geometry = this.srcElement.geometry();\n this.attr(\"x\", geometry.origin.x);\n this.attr(\"y\", geometry.origin.y);\n this.attr(\"width\", geometry.size.width);\n this.attr(\"height\", geometry.size.height);\n this.attr(\"rx\", geometry.cornerRadius[0]);\n this.attr(\"ry\", geometry.cornerRadius[1]);\n this.invalidate();\n };\n\n RectNode.prototype.size = function size () {\n return this.srcElement.geometry().size;\n };\n\n RectNode.prototype.origin = function origin () {\n return this.srcElement.geometry().origin;\n };\n\n RectNode.prototype.rx = function rx () {\n return this.srcElement.geometry().cornerRadius[0];\n };\n\n RectNode.prototype.ry = function ry () {\n return this.srcElement.geometry().cornerRadius[1];\n };\n\n RectNode.prototype.template = function template () {\n return \"\";\n };\n\n return RectNode;\n }(PathNode$1));\n\n var ENTITY_REGEX = /&(?:[a-zA-Z]+|#\\d+);/g;\n\n function decodeEntities(text) {\n if (!text || typeof text !== \"string\" || !ENTITY_REGEX.test(text)) {\n return text;\n }\n\n var element = decodeEntities._element;\n ENTITY_REGEX.lastIndex = 0;\n\n return text.replace(ENTITY_REGEX, function (match) {\n element.innerHTML = match;\n\n return element.textContent || element.innerText;\n });\n }\n\n if (typeof document !== \"undefined\") {\n decodeEntities._element = document.createElement(\"span\");\n }\n\n var TextNode$1 = (function (PathNode) {\n function TextNode () {\n PathNode.apply(this, arguments);\n }\n\n if ( PathNode ) TextNode.__proto__ = PathNode;\n TextNode.prototype = Object.create( PathNode && PathNode.prototype );\n TextNode.prototype.constructor = TextNode;\n\n TextNode.prototype.geometryChange = function geometryChange () {\n var pos = this.pos();\n this.attr(\"x\", pos.x);\n this.attr(\"y\", pos.y);\n this.invalidate();\n };\n\n TextNode.prototype.optionsChange = function optionsChange (e) {\n if (e.field === \"font\") {\n this.attr(\"style\", renderStyle(this.mapStyle()));\n this.geometryChange();\n } else if (e.field === \"content\") {\n PathNode.prototype.content.call(this, this.srcElement.content());\n }\n\n PathNode.prototype.optionsChange.call(this, e);\n };\n\n TextNode.prototype.mapStyle = function mapStyle (encode) {\n var style = PathNode.prototype.mapStyle.call(this, encode);\n var font = this.srcElement.options.font;\n\n if (encode) {\n font = htmlEncode$1(font);\n }\n\n style.push([ \"font\", font ], [ \"white-space\", \"pre\" ]);\n\n return style;\n };\n\n TextNode.prototype.pos = function pos () {\n var pos = this.srcElement.position();\n var size = this.srcElement.measure();\n return pos.clone().setY(pos.y + size.baseline);\n };\n\n TextNode.prototype.renderContent = function renderContent () {\n var content = this.srcElement.content();\n content = decodeEntities(content);\n content = htmlEncode$1(content);\n\n return normalizeText(content);\n };\n\n TextNode.prototype.renderTextAnchor = function renderTextAnchor () {\n var anchor;\n\n if ((this.options || {}).rtl && !(support$1.browser.msie || support$1.browser.edge)) {\n anchor = 'end';\n }\n\n return renderAttr(\"text-anchor\", anchor);\n };\n\n TextNode.prototype.renderPaintOrder = function renderPaintOrder () {\n var paintOrder = this.srcElement.options.paintOrder;\n return paintOrder ? renderAttr(\"paint-order\", paintOrder) : \"\";\n };\n\n TextNode.prototype.template = function template () {\n return \"\" + (this.renderContent()) + \"\";\n };\n\n return TextNode;\n }(PathNode$1));\n\n NODE_MAP$1.Arc = ArcNode$1;\n NODE_MAP$1.Circle = CircleNode$1;\n NODE_MAP$1.Group = GroupNode$1;\n NODE_MAP$1.Image = ImageNode$1;\n NODE_MAP$1.MultiPath = MultiPathNode$1;\n NODE_MAP$1.Path = PathNode$1;\n NODE_MAP$1.Rect = RectNode$1;\n NODE_MAP$1.Text = TextNode$1;\n\n var RTL = 'rtl';\n\n function alignToScreen(element) {\n var ctm;\n\n try {\n ctm = element.getScreenCTM ? element.getScreenCTM() : null;\n } catch (e) { } // eslint-disable-line no-empty\n\n if (ctm) {\n var left = - ctm.e % 1;\n var top = - ctm.f % 1;\n var style = element.style;\n\n if (left !== 0 || top !== 0) {\n style.left = left + \"px\";\n style.top = top + \"px\";\n }\n }\n }\n\n var Surface$2 = (function (BaseSurface) {\n function Surface(element, options) {\n BaseSurface.call(this, element, options);\n\n this._root = new RootNode$1(Object.assign({\n rtl: elementStyles$1(element, 'direction').direction === RTL\n }, this.options));\n\n renderSVG$1(this.element, this._template(''));\n\n this._rootElement = this.element.firstElementChild;\n this._rootElement.style.width = '100%';\n this._rootElement.style.height = '100%';\n this._rootElement.style.overflow = 'hidden';\n\n alignToScreen(this._rootElement);\n\n this._root.attachTo(this._rootElement);\n\n bindEvents$2(this.element, {\n click: this._click,\n mouseover: this._mouseenter,\n mouseout: this._mouseleave,\n mousemove: this._mousemove\n });\n\n this.resize();\n }\n\n if ( BaseSurface ) Surface.__proto__ = BaseSurface;\n Surface.prototype = Object.create( BaseSurface && BaseSurface.prototype );\n Surface.prototype.constructor = Surface;\n\n var prototypeAccessors = { type: { configurable: true } };\n\n prototypeAccessors.type.get = function () {\n return \"svg\";\n };\n\n Surface.prototype.destroy = function destroy () {\n if (this._root) {\n this._root.destroy();\n this._root = null;\n this._rootElement = null;\n unbindEvents$1(this.element, {\n click: this._click,\n mouseover: this._mouseenter,\n mouseout: this._mouseleave,\n mousemove: this._mousemove\n });\n }\n\n BaseSurface.prototype.destroy.call(this);\n };\n\n Surface.prototype.translate = function translate (offset) {\n var viewBox = (Math.round(offset.x)) + \" \" + (Math.round(offset.y)) + \" \" + (this._size.width) + \" \" + (this._size.height);\n\n this._offset = offset;\n this._rootElement.setAttribute(\"viewBox\", viewBox);\n };\n\n Surface.prototype.draw = function draw (element) {\n BaseSurface.prototype.draw.call(this, element);\n this._root.load([ element ]);\n };\n\n Surface.prototype.clear = function clear () {\n BaseSurface.prototype.clear.call(this);\n this._root.clear();\n };\n\n Surface.prototype.svg = function svg () {\n return \"\" + this._template();\n };\n\n Surface.prototype.exportVisual = function exportVisual () {\n var ref = this;\n var visual = ref._visual;\n var offset = ref._offset;\n\n if (offset) {\n var wrap = new Group$8();\n wrap.children.push(visual);\n\n wrap.transform(\n transform().translate(-offset.x, -offset.y)\n );\n\n visual = wrap;\n }\n\n return visual;\n };\n\n Surface.prototype._resize = function _resize () {\n if (this._offset) {\n this.translate(this._offset);\n }\n };\n\n Surface.prototype._template = function _template (svgStyles) {\n var styles = typeof svgStyles === 'string' ? svgStyles :\n \"style='width: 100%; height: 100%; overflow: hidden;' \";\n return (\"\");\n };\n\n Object.defineProperties( Surface.prototype, prototypeAccessors );\n\n return Surface;\n }(Surface$3));\n\n var NODE_MAP = {};\n\n var Node$3 = (function (BaseNode) {\n function Node(srcElement) {\n BaseNode.call(this, srcElement);\n if (srcElement) {\n this.initClip();\n }\n }\n\n if ( BaseNode ) Node.__proto__ = BaseNode;\n Node.prototype = Object.create( BaseNode && BaseNode.prototype );\n Node.prototype.constructor = Node;\n\n Node.prototype.initClip = function initClip () {\n var clip = this.srcElement.clip();\n if (clip) {\n this.clip = clip;\n clip.addObserver(this);\n }\n };\n\n Node.prototype.clear = function clear () {\n if (this.srcElement) {\n this.srcElement.removeObserver(this);\n }\n\n this.clearClip();\n\n BaseNode.prototype.clear.call(this);\n };\n\n Node.prototype.clearClip = function clearClip () {\n if (this.clip) {\n this.clip.removeObserver(this);\n delete this.clip;\n }\n };\n\n Node.prototype.setClip = function setClip (ctx) {\n if (this.clip) {\n ctx.beginPath();\n\n var clipNode = new NODE_MAP[this.clip.nodeType](this.clip);\n clipNode.renderPoints(ctx, this.clip);\n\n ctx.clip(\"evenodd\");\n }\n };\n\n Node.prototype.optionsChange = function optionsChange (e) {\n if (e.field === \"clip\") {\n this.clearClip();\n this.initClip();\n }\n\n BaseNode.prototype.optionsChange.call(this, e);\n };\n\n Node.prototype.setTransform = function setTransform (ctx) {\n if (this.srcElement) {\n var transform = this.srcElement.transform();\n if (transform) {\n ctx.transform.apply(ctx, transform.matrix().toArray(6));\n }\n }\n };\n\n Node.prototype.loadElements = function loadElements (elements, pos, cors) {\n var this$1$1 = this;\n\n for (var i = 0; i < elements.length; i++) {\n var srcElement = elements[i];\n var children = srcElement.children;\n\n var childNode = new NODE_MAP[srcElement.nodeType](srcElement, cors);\n\n if (children && children.length > 0) {\n childNode.load(children, pos, cors);\n }\n\n if (defined$1(pos)) {\n this$1$1.insertAt(childNode, pos);\n } else {\n this$1$1.append(childNode);\n }\n }\n };\n\n Node.prototype.load = function load (elements, pos, cors) {\n this.loadElements(elements, pos, cors);\n\n this.invalidate();\n };\n\n Node.prototype.setOpacity = function setOpacity (ctx) {\n if (this.srcElement) {\n var opacity = this.srcElement.opacity();\n if (defined$1(opacity)) {\n this.globalAlpha(ctx, opacity);\n }\n }\n };\n\n Node.prototype.globalAlpha = function globalAlpha (ctx, value) {\n var opactity = value;\n if (opactity && ctx.globalAlpha) {\n opactity *= ctx.globalAlpha;\n }\n ctx.globalAlpha = opactity;\n };\n\n Node.prototype.visible = function visible () {\n var src = this.srcElement;\n return !src || (src && src.options.visible !== false);\n };\n\n return Node;\n }(BaseNode));\n\n var GroupNode = (function (superclass) {\n function GroupNode () {\n superclass.apply(this, arguments);\n }\n\n if ( superclass ) GroupNode.__proto__ = superclass;\n GroupNode.prototype = Object.create( superclass && superclass.prototype );\n GroupNode.prototype.constructor = GroupNode;\n\n GroupNode.prototype.renderTo = function renderTo (ctx) {\n if (!this.visible()) {\n return;\n }\n\n ctx.save();\n\n this.setTransform(ctx);\n this.setClip(ctx);\n this.setOpacity(ctx);\n\n var childNodes = this.childNodes;\n for (var i = 0; i < childNodes.length; i++) {\n var child = childNodes[i];\n if (child.visible()) {\n child.renderTo(ctx);\n }\n }\n\n ctx.restore();\n };\n\n return GroupNode;\n }(traversable(Node$3, \"childNodes\")));\n\n var FRAME_DELAY = 1000 / 60;\n\n var RootNode = (function (superclass) {\n function RootNode(canvas, size) {\n superclass.call(this);\n\n this.canvas = canvas;\n this.size = size;\n this.ctx = canvas.getContext(\"2d\");\n\n var invalidateHandler = this._invalidate.bind(this);\n this.invalidate = throttle$1(function () {\n animationFrame$1(invalidateHandler);\n }, FRAME_DELAY);\n }\n\n if ( superclass ) RootNode.__proto__ = superclass;\n RootNode.prototype = Object.create( superclass && superclass.prototype );\n RootNode.prototype.constructor = RootNode;\n\n RootNode.prototype.destroy = function destroy () {\n superclass.prototype.destroy.call(this);\n this.canvas = null;\n this.ctx = null;\n };\n\n RootNode.prototype.load = function load (elements, pos, cors) {\n this.loadElements(elements, pos, cors);\n this._invalidate();\n };\n\n RootNode.prototype._rescale = function _rescale (scale) {\n var ref = this;\n var canvas = ref.canvas;\n var size = ref.size;\n canvas.width = size.width * scale;\n canvas.height = size.height * scale;\n this.ctx.scale(scale, scale);\n };\n\n RootNode.prototype._devicePixelRatio = function _devicePixelRatio () {\n if (typeof window.devicePixelRatio === 'number') {\n return window.devicePixelRatio;\n }\n\n return 1;\n };\n\n RootNode.prototype._invalidate = function _invalidate (options) {\n if (!this.ctx) {\n return;\n }\n\n var fixedScale = options && options.fixedScale;\n var scale = fixedScale ? 1 : this._devicePixelRatio();\n this._rescale(scale);\n\n this.ctx.clearRect(0, 0, this.canvas.width, this.canvas.height);\n this.renderTo(this.ctx);\n };\n\n return RootNode;\n }(traversable(GroupNode, \"childNodes\")));\n\n var QuadRoot = (function (Class) {\n function QuadRoot() {\n Class.call(this);\n\n this.shapes = [];\n }\n\n if ( Class ) QuadRoot.__proto__ = Class;\n QuadRoot.prototype = Object.create( Class && Class.prototype );\n QuadRoot.prototype.constructor = QuadRoot;\n\n QuadRoot.prototype._add = function _add (shape, bbox) {\n this.shapes.push({\n bbox: bbox,\n shape: shape\n });\n shape._quadNode = this;\n };\n\n QuadRoot.prototype.pointShapes = function pointShapes (point) {\n var shapes = this.shapes;\n var length = shapes.length;\n var result = [];\n for (var idx = 0; idx < length; idx++) {\n if (shapes[idx].bbox.containsPoint(point)) {\n result.push(shapes[idx].shape);\n }\n }\n return result;\n };\n\n QuadRoot.prototype.insert = function insert (shape, bbox) {\n this._add(shape, bbox);\n };\n\n QuadRoot.prototype.remove = function remove (shape) {\n var shapes = this.shapes;\n var length = shapes.length;\n\n for (var idx = 0; idx < length; idx++) {\n if (shapes[idx].shape === shape) {\n shapes.splice(idx, 1);\n break;\n }\n }\n };\n\n return QuadRoot;\n }(Class));\n\n var QuadNode = (function (QuadRoot) {\n function QuadNode(rect) {\n QuadRoot.call(this);\n this.children = [];\n this.rect = rect;\n }\n\n if ( QuadRoot ) QuadNode.__proto__ = QuadRoot;\n QuadNode.prototype = Object.create( QuadRoot && QuadRoot.prototype );\n QuadNode.prototype.constructor = QuadNode;\n\n QuadNode.prototype.inBounds = function inBounds (rect) {\n var nodeRect = this.rect;\n var nodeBottomRight = nodeRect.bottomRight();\n var bottomRight = rect.bottomRight();\n var inBounds = nodeRect.origin.x <= rect.origin.x && nodeRect.origin.y <= rect.origin.y && bottomRight.x <= nodeBottomRight.x &&\n bottomRight.y <= nodeBottomRight.y;\n return inBounds;\n };\n\n QuadNode.prototype.pointShapes = function pointShapes (point) {\n var children = this.children;\n var length = children.length;\n var result = QuadRoot.prototype.pointShapes.call(this, point);\n for (var idx = 0; idx < length; idx++) {\n append$1(result, children[idx].pointShapes(point));\n }\n return result;\n };\n\n QuadNode.prototype.insert = function insert (shape, bbox) {\n var children = this.children;\n var inserted = false;\n\n if (this.inBounds(bbox)) {\n if (this.shapes.length < 4) {\n this._add(shape, bbox);\n } else {\n if (!children.length) {\n this._initChildren();\n }\n\n for (var idx = 0; idx < children.length; idx++) {\n if (children[idx].insert(shape, bbox)) {\n inserted = true;\n break;\n }\n }\n\n if (!inserted) {\n this._add(shape, bbox);\n }\n }\n inserted = true;\n }\n\n return inserted;\n };\n\n QuadNode.prototype._initChildren = function _initChildren () {\n var ref = this;\n var rect = ref.rect;\n var children = ref.children;\n var center = rect.center();\n var halfWidth = rect.width() / 2;\n var halfHeight = rect.height() / 2;\n\n children.push(\n new QuadNode(new Rect$1([ rect.origin.x, rect.origin.y ], [ halfWidth, halfHeight ])),\n new QuadNode(new Rect$1([ center.x, rect.origin.y ], [ halfWidth, halfHeight ])),\n new QuadNode(new Rect$1([ rect.origin.x, center.y ], [ halfWidth, halfHeight ])),\n new QuadNode(new Rect$1([ center.x, center.y ], [ halfWidth, halfHeight ]))\n );\n };\n\n return QuadNode;\n }(QuadRoot));\n\n var ROOT_SIZE = 3000;\n var LEVEL_STEP = 10000;\n var MAX_LEVEL = 75;\n\n var ShapesQuadTree = (function (Class) {\n function ShapesQuadTree() {\n Class.call(this);\n\n this.initRoots();\n }\n\n if ( Class ) ShapesQuadTree.__proto__ = Class;\n ShapesQuadTree.prototype = Object.create( Class && Class.prototype );\n ShapesQuadTree.prototype.constructor = ShapesQuadTree;\n\n ShapesQuadTree.prototype.initRoots = function initRoots () {\n this.rootMap = {};\n this.root = new QuadRoot();\n this.rootElements = [];\n };\n\n ShapesQuadTree.prototype.clear = function clear () {\n var this$1$1 = this;\n\n var rootElements = this.rootElements;\n for (var idx = 0; idx < rootElements.length; idx++) {\n this$1$1.remove(rootElements[idx]);\n }\n this.initRoots();\n };\n\n ShapesQuadTree.prototype.pointShape = function pointShape (point) {\n var sectorRoot = ( this.rootMap[ Math.floor( point.x / ROOT_SIZE ) ] || {} )[ Math.floor( point.y / ROOT_SIZE ) ];\n var result = this.root.pointShapes(point);\n\n if (sectorRoot) {\n result = result.concat(sectorRoot.pointShapes(point));\n }\n\n this.assignZindex(result);\n\n result.sort(zIndexComparer);\n for (var idx = 0; idx < result.length; idx++) {\n if (result[idx].containsPoint(point)) {\n return result[idx];\n }\n }\n };\n\n ShapesQuadTree.prototype.assignZindex = function assignZindex (elements) {\n var this$1$1 = this;\n\n for (var idx = 0; idx < elements.length; idx++) {\n var element = elements[idx];\n var zIndex = 0;\n var levelWeight = Math.pow(LEVEL_STEP, MAX_LEVEL);\n var parents = [];\n\n while (element) {\n parents.push(element);\n element = element.parent;\n }\n\n while (parents.length) {\n element = parents.pop();\n zIndex += ((element.parent ? element.parent.children : this$1$1.rootElements).indexOf(element) + 1) * levelWeight;\n levelWeight /= LEVEL_STEP;\n }\n\n elements[idx]._zIndex = zIndex;\n }\n };\n\n ShapesQuadTree.prototype.optionsChange = function optionsChange (e) {\n if (e.field === \"transform\" || e.field === \"stroke.width\") {\n this.bboxChange(e.element);\n }\n };\n\n ShapesQuadTree.prototype.geometryChange = function geometryChange (e) {\n this.bboxChange(e.element);\n };\n\n ShapesQuadTree.prototype.bboxChange = function bboxChange (element) {\n var this$1$1 = this;\n\n if (element.nodeType === \"Group\") {\n for (var idx = 0; idx < element.children.length; idx++) {\n this$1$1.bboxChange(element.children[idx]);\n }\n } else {\n if (element._quadNode) {\n element._quadNode.remove(element);\n }\n this._insertShape(element);\n }\n };\n\n ShapesQuadTree.prototype.add = function add (elements) {\n var elementsArray = Array.isArray(elements) ? elements.slice(0) : [ elements ];\n\n append$1(this.rootElements, elementsArray);\n this._insert(elementsArray);\n };\n\n ShapesQuadTree.prototype.childrenChange = function childrenChange (e) {\n var this$1$1 = this;\n\n if (e.action === \"remove\") {\n for (var idx = 0; idx < e.items.length; idx++) {\n this$1$1.remove(e.items[idx]);\n }\n } else {\n this._insert(Array.prototype.slice.call(e.items, 0));\n }\n };\n\n ShapesQuadTree.prototype._insert = function _insert (elements) {\n var this$1$1 = this;\n\n var element;\n\n while (elements.length > 0) {\n element = elements.pop();\n element.addObserver(this$1$1);\n if (element.nodeType === \"Group\") {\n append$1(elements, element.children);\n } else {\n this$1$1._insertShape(element);\n }\n }\n };\n\n ShapesQuadTree.prototype._insertShape = function _insertShape (shape) {\n var bbox = shape.bbox();\n if (bbox) {\n var sectors = this.getSectors(bbox);\n var x = sectors[0][0];\n var y = sectors[1][0];\n\n if (this.inRoot(sectors)) {\n this.root.insert(shape, bbox);\n } else {\n var rootMap = this.rootMap;\n if (!rootMap[x]) {\n rootMap[x] = {};\n }\n\n if (!rootMap[x][y]) {\n rootMap[x][y] = new QuadNode(\n new Rect$1([ x * ROOT_SIZE, y * ROOT_SIZE ], [ ROOT_SIZE, ROOT_SIZE ])\n );\n }\n\n rootMap[x][y].insert(shape, bbox);\n }\n }\n };\n\n ShapesQuadTree.prototype.remove = function remove (element) {\n var this$1$1 = this;\n\n element.removeObserver(this);\n\n if (element.nodeType === \"Group\") {\n var children = element.children;\n for (var idx = 0; idx < children.length; idx++) {\n this$1$1.remove(children[idx]);\n }\n } else if (element._quadNode) {\n element._quadNode.remove(element);\n delete element._quadNode;\n }\n };\n\n ShapesQuadTree.prototype.inRoot = function inRoot (sectors) {\n return sectors[0].length > 1 || sectors[1].length > 1;\n };\n\n ShapesQuadTree.prototype.getSectors = function getSectors (rect) {\n var bottomRight = rect.bottomRight();\n var bottomX = Math.floor(bottomRight.x / ROOT_SIZE);\n var bottomY = Math.floor(bottomRight.y / ROOT_SIZE);\n var sectors = [ [], [] ];\n for (var x = Math.floor(rect.origin.x / ROOT_SIZE); x <= bottomX; x++) {\n sectors[0].push(x);\n }\n for (var y = Math.floor(rect.origin.y / ROOT_SIZE); y <= bottomY; y++) {\n sectors[1].push(y);\n }\n return sectors;\n };\n\n return ShapesQuadTree;\n }(Class));\n\n function zIndexComparer(x1, x2) {\n if (x1._zIndex < x2._zIndex) {\n return 1;\n }\n if (x1._zIndex > x2._zIndex) {\n return -1;\n }\n\n return 0;\n }\n\n var SurfaceCursor = function SurfaceCursor(surface) {\n surface.bind(\"mouseenter\", this._mouseenter.bind(this));\n surface.bind(\"mouseleave\", this._mouseleave.bind(this));\n\n this.element = surface.element;\n };\n\n SurfaceCursor.prototype.clear = function clear () {\n this._resetCursor();\n };\n\n SurfaceCursor.prototype.destroy = function destroy () {\n this._resetCursor();\n delete this.element;\n };\n\n SurfaceCursor.prototype._mouseenter = function _mouseenter (e) {\n var cursor = this._shapeCursor(e);\n\n if (!cursor) {\n this._resetCursor();\n } else {\n if (!this._current) {\n this._defaultCursor = this._getCursor();\n }\n\n this._setCursor(cursor);\n }\n };\n\n SurfaceCursor.prototype._mouseleave = function _mouseleave () {\n this._resetCursor();\n };\n\n SurfaceCursor.prototype._shapeCursor = function _shapeCursor (e) {\n var shape = e.element;\n\n while (shape && !defined$1(shape.options.cursor)) {\n shape = shape.parent;\n }\n\n if (shape) {\n return shape.options.cursor;\n }\n };\n\n SurfaceCursor.prototype._getCursor = function _getCursor () {\n if (this.element) {\n return this.element.style.cursor;\n }\n };\n\n SurfaceCursor.prototype._setCursor = function _setCursor (cursor) {\n if (this.element) {\n this.element.style.cursor = cursor;\n this._current = cursor;\n }\n };\n\n SurfaceCursor.prototype._resetCursor = function _resetCursor () {\n if (this._current) {\n this._setCursor(this._defaultCursor || \"\");\n delete this._current;\n }\n };\n\n function renderPath(ctx, path) {\n var segments = path.segments;\n\n if (segments.length === 0) {\n return;\n }\n\n var segment = segments[0];\n var anchor = segment.anchor();\n ctx.moveTo(anchor.x, anchor.y);\n\n for (var i = 1; i < segments.length; i++) {\n segment = segments[i];\n anchor = segment.anchor();\n\n var prevSeg = segments[i - 1];\n var prevOut = prevSeg.controlOut();\n var controlIn = segment.controlIn();\n\n if (prevOut && controlIn) {\n ctx.bezierCurveTo(prevOut.x, prevOut.y,\n controlIn.x, controlIn.y,\n anchor.x, anchor.y);\n } else {\n ctx.lineTo(anchor.x, anchor.y);\n }\n }\n\n if (path.options.closed) {\n ctx.closePath();\n }\n }\n\n function addGradientStops(gradient, stops) {\n for (var idx = 0; idx < stops.length; idx++) {\n var stop = stops[idx];\n var color = parseColor$2(stop.color());\n\n color.a *= stop.opacity();\n\n gradient.addColorStop(stop.offset(), color.toCssRgba());\n }\n }\n\n var PathNode = (function (Node) {\n function PathNode () {\n Node.apply(this, arguments);\n }\n\n if ( Node ) PathNode.__proto__ = Node;\n PathNode.prototype = Object.create( Node && Node.prototype );\n PathNode.prototype.constructor = PathNode;\n\n PathNode.prototype.renderTo = function renderTo (ctx) {\n ctx.save();\n\n this.setTransform(ctx);\n this.setClip(ctx);\n this.setOpacity(ctx);\n\n ctx.beginPath();\n\n this.renderPoints(ctx, this.srcElement);\n\n this.setLineDash(ctx);\n this.setLineCap(ctx);\n this.setLineJoin(ctx);\n\n this.setFill(ctx);\n this.setStroke(ctx);\n\n ctx.restore();\n };\n\n PathNode.prototype.setFill = function setFill (ctx) {\n var fill = this.srcElement.options.fill;\n var hasFill = false;\n\n if (fill) {\n if (fill.nodeType === \"Gradient\") {\n this.setGradientFill(ctx, fill);\n hasFill = true;\n } else if (fill.nodeType === PATTERN) {\n this.setPatternFill(ctx, fill);\n hasFill = true;\n } else if (!isTransparent$1(fill.color)) {\n ctx.fillStyle = fill.color;\n\n ctx.save();\n this.globalAlpha(ctx, fill.opacity);\n ctx.fill();\n ctx.restore();\n\n hasFill = true;\n }\n }\n\n return hasFill;\n };\n\n PathNode.prototype.setGradientFill = function setGradientFill (ctx, fill) {\n var bbox = this.srcElement.rawBBox();\n var gradient;\n\n if (fill instanceof LinearGradient) {\n var start = fill.start();\n var end = fill.end();\n gradient = ctx.createLinearGradient(start.x, start.y, end.x, end.y);\n } else if (fill instanceof RadialGradient) {\n var center = fill.center();\n gradient = ctx.createRadialGradient(center.x, center.y, 0, center.x, center.y, fill.radius());\n }\n\n addGradientStops(gradient, fill.stops);\n\n ctx.save();\n\n if (!fill.userSpace()) {\n ctx.transform(bbox.width(), 0, 0, bbox.height(), bbox.origin.x, bbox.origin.y);\n }\n ctx.fillStyle = gradient;\n ctx.fill();\n\n ctx.restore();\n };\n\n PathNode.prototype.setPatternFill = function setPatternFill (ctx, pattern) {\n var size = pattern.size();\n var patternCanvas = document.createElement(\"canvas\");\n var patternContext = patternCanvas.getContext(\"2d\");\n\n patternCanvas.width = size.getWidth();\n patternCanvas.height = size.getHeight();\n\n this.childNodes.length = 0;\n this.loadElements(pattern.children);\n\n var childNodes = this.childNodes;\n for (var i = 0; i < childNodes.length; i++) {\n var child = childNodes[i];\n child.renderTo(patternContext);\n }\n\n ctx.save();\n ctx.fillStyle = ctx.createPattern(patternCanvas, \"repeat\");\n ctx.fill();\n ctx.restore();\n };\n\n PathNode.prototype.setStroke = function setStroke (ctx) {\n var stroke = this.srcElement.options.stroke;\n if (stroke && !isTransparent$1(stroke.color) && stroke.width > 0) {\n ctx.strokeStyle = stroke.color;\n ctx.lineWidth = valueOrDefault$2(stroke.width, 1);\n ctx.lineJoin = valueOrDefault$2(stroke.lineJoin, ctx.lineJoin);\n\n ctx.save();\n this.globalAlpha(ctx, stroke.opacity);\n ctx.stroke();\n ctx.restore();\n\n return true;\n }\n };\n\n PathNode.prototype.dashType = function dashType () {\n var stroke = this.srcElement.options.stroke;\n if (stroke && stroke.dashType) {\n return stroke.dashType.toLowerCase();\n }\n };\n\n PathNode.prototype.setLineDash = function setLineDash (ctx) {\n var dashType = this.dashType();\n if (dashType && dashType !== SOLID) {\n var dashArray = DASH_ARRAYS[dashType];\n if (ctx.setLineDash) {\n ctx.setLineDash(dashArray);\n } else {\n ctx.mozDash = dashArray;\n ctx.webkitLineDash = dashArray;\n }\n }\n };\n\n PathNode.prototype.setLineCap = function setLineCap (ctx) {\n var dashType = this.dashType();\n var stroke = this.srcElement.options.stroke;\n if (dashType && dashType !== SOLID) {\n ctx.lineCap = BUTT;\n } else if (stroke && stroke.lineCap) {\n ctx.lineCap = stroke.lineCap;\n }\n };\n\n PathNode.prototype.setLineJoin = function setLineJoin (ctx) {\n var stroke = this.srcElement.options.stroke;\n if (stroke && stroke.lineJoin) {\n ctx.lineJoin = stroke.lineJoin;\n }\n };\n\n PathNode.prototype.renderPoints = function renderPoints (ctx, path) {\n renderPath(ctx, path);\n };\n\n return PathNode;\n }(Node$3));\n\n var ArcNode = (function (PathNode) {\n function ArcNode () {\n PathNode.apply(this, arguments);\n }\n\n if ( PathNode ) ArcNode.__proto__ = PathNode;\n ArcNode.prototype = Object.create( PathNode && PathNode.prototype );\n ArcNode.prototype.constructor = ArcNode;\n\n ArcNode.prototype.renderPoints = function renderPoints (ctx) {\n var path = this.srcElement.toPath();\n renderPath(ctx, path);\n };\n\n return ArcNode;\n }(PathNode));\n\n var CircleNode = (function (PathNode) {\n function CircleNode () {\n PathNode.apply(this, arguments);\n }\n\n if ( PathNode ) CircleNode.__proto__ = PathNode;\n CircleNode.prototype = Object.create( PathNode && PathNode.prototype );\n CircleNode.prototype.constructor = CircleNode;\n\n CircleNode.prototype.renderPoints = function renderPoints (ctx) {\n var ref = this.srcElement.geometry();\n var center = ref.center;\n var radius = ref.radius;\n\n ctx.arc(center.x, center.y, radius, 0, Math.PI * 2);\n };\n\n return CircleNode;\n }(PathNode));\n\n var ImageNode = (function (PathNode) {\n function ImageNode(srcElement, cors) {\n PathNode.call(this, srcElement);\n\n this.onLoad = this.onLoad.bind(this);\n this.onError = this.onError.bind(this);\n\n this.loading = createPromise$1();\n\n var img = this.img = new Image();\n var src = srcElement.src();\n\n if (cors && !(/^data:/i.test(src))) {\n img.crossOrigin = cors;\n }\n\n if (src) {\n img.src = src;\n }\n\n if (img.complete) {\n this.onLoad();\n } else {\n img.onload = this.onLoad;\n img.onerror = this.onError;\n }\n }\n\n if ( PathNode ) ImageNode.__proto__ = PathNode;\n ImageNode.prototype = Object.create( PathNode && PathNode.prototype );\n ImageNode.prototype.constructor = ImageNode;\n\n ImageNode.prototype.renderTo = function renderTo (ctx) {\n if (this.loading.state() === \"resolved\") {\n ctx.save();\n\n this.setTransform(ctx);\n this.setClip(ctx);\n\n this.drawImage(ctx);\n\n ctx.restore();\n }\n };\n\n ImageNode.prototype.optionsChange = function optionsChange (e) {\n if (e.field === \"src\") {\n this.loading = createPromise$1();\n this.img.src = this.srcElement.src();\n } else {\n PathNode.prototype.optionsChange.call(this, e);\n }\n };\n\n ImageNode.prototype.onLoad = function onLoad () {\n this.loading.resolve();\n this.invalidate();\n };\n\n ImageNode.prototype.onError = function onError () {\n this.loading.reject(new Error(\n \"Unable to load image '\" + this.img.src +\n \"'. Check for connectivity and verify CORS headers.\"\n ));\n };\n\n ImageNode.prototype.drawImage = function drawImage (ctx) {\n var rect = this.srcElement.rect();\n var topLeft = rect.topLeft();\n\n ctx.drawImage(\n this.img, topLeft.x, topLeft.y, rect.width(), rect.height()\n );\n };\n\n return ImageNode;\n }(PathNode));\n\n var MultiPathNode = (function (PathNode) {\n function MultiPathNode () {\n PathNode.apply(this, arguments);\n }\n\n if ( PathNode ) MultiPathNode.__proto__ = PathNode;\n MultiPathNode.prototype = Object.create( PathNode && PathNode.prototype );\n MultiPathNode.prototype.constructor = MultiPathNode;\n\n MultiPathNode.prototype.renderPoints = function renderPoints (ctx) {\n var paths = this.srcElement.paths;\n for (var i = 0; i < paths.length; i++) {\n renderPath(ctx, paths[i]);\n }\n };\n\n return MultiPathNode;\n }(PathNode));\n\n var RectNode = (function (PathNode) {\n function RectNode () {\n PathNode.apply(this, arguments);\n }\n\n if ( PathNode ) RectNode.__proto__ = PathNode;\n RectNode.prototype = Object.create( PathNode && PathNode.prototype );\n RectNode.prototype.constructor = RectNode;\n\n RectNode.prototype.renderPoints = function renderPoints (ctx) {\n var geometry = this.srcElement.geometry();\n var ref = geometry.cornerRadius;\n var rx = ref[0];\n var ry = ref[1];\n\n if (rx === 0 && ry === 0) {\n var origin = geometry.origin;\n var size = geometry.size;\n ctx.rect(origin.x, origin.y, size.width, size.height);\n } else {\n PathNode.prototype.renderPoints.call(this, ctx, Path$7.fromRect(geometry));\n }\n };\n\n return RectNode;\n }(PathNode));\n\n var TextNode$2 = (function (PathNode) {\n function TextNode () {\n PathNode.apply(this, arguments);\n }\n\n if ( PathNode ) TextNode.__proto__ = PathNode;\n TextNode.prototype = Object.create( PathNode && PathNode.prototype );\n TextNode.prototype.constructor = TextNode;\n\n TextNode.prototype.renderTo = function renderTo (ctx) {\n var text = this.srcElement;\n var pos = text.position();\n var size = text.measure();\n\n ctx.save();\n\n this.setTransform(ctx);\n this.setClip(ctx);\n this.setOpacity(ctx);\n\n ctx.beginPath();\n\n ctx.font = text.options.font;\n ctx.textAlign = 'left';\n\n if (text.options.paintOrder === 'stroke') {\n this.stroke(ctx, text, pos, size);\n this.fill(ctx, text, pos, size);\n } else {\n this.fill(ctx, text, pos, size);\n this.stroke(ctx, text, pos, size);\n }\n\n ctx.restore();\n };\n\n TextNode.prototype.stroke = function stroke (ctx, text, pos, size) {\n if (this.setStroke(ctx)) {\n this.setLineDash(ctx);\n ctx.strokeText(text.content(), pos.x, pos.y + size.baseline);\n }\n };\n\n TextNode.prototype.fill = function fill (ctx, text, pos, size) {\n if (this.setFill(ctx)) {\n ctx.fillText(text.content(), pos.x, pos.y + size.baseline);\n }\n };\n\n return TextNode;\n }(PathNode));\n\n NODE_MAP.Arc = ArcNode;\n NODE_MAP.Circle = CircleNode;\n NODE_MAP.Group = GroupNode;\n NODE_MAP.Image = ImageNode;\n NODE_MAP.MultiPath = MultiPathNode;\n NODE_MAP.Path = PathNode;\n NODE_MAP.Rect = RectNode;\n NODE_MAP.Text = TextNode$2;\n\n\n var Surface$1 = (function (BaseSurface) {\n function Surface(element, options) {\n BaseSurface.call(this, element, options);\n\n this.element.innerHTML = this._template(this);\n\n var canvas = this.element.firstElementChild;\n canvas.style.width = '100%';\n canvas.style.height = '100%';\n\n var size = elementSize$1(element);\n\n canvas.width = size.width;\n canvas.height = size.height;\n\n this._rootElement = canvas;\n\n this._root = new RootNode(canvas, size);\n\n this._mouseTrackHandler = this._trackMouse.bind(this);\n\n bindEvents$2(this.element, {\n click: this._mouseTrackHandler,\n mousemove: this._mouseTrackHandler\n });\n }\n\n if ( BaseSurface ) Surface.__proto__ = BaseSurface;\n Surface.prototype = Object.create( BaseSurface && BaseSurface.prototype );\n Surface.prototype.constructor = Surface;\n\n var prototypeAccessors = { type: { configurable: true } };\n\n prototypeAccessors.type.get = function () {\n return \"canvas\";\n };\n\n Surface.prototype.destroy = function destroy () {\n BaseSurface.prototype.destroy.call(this);\n\n if (this._root) {\n this._root.destroy();\n this._root = null;\n }\n\n if (this._searchTree) {\n this._searchTree.clear();\n delete this._searchTree;\n }\n\n if (this._cursor) {\n this._cursor.destroy();\n delete this._cursor;\n }\n\n unbindEvents$1(this.element, {\n click: this._mouseTrackHandler,\n mousemove: this._mouseTrackHandler\n });\n };\n\n Surface.prototype.draw = function draw (element) {\n BaseSurface.prototype.draw.call(this, element);\n this._root.load([ element ], undefined, this.options.cors);\n\n if (this._searchTree) {\n this._searchTree.add([ element ]);\n }\n };\n\n Surface.prototype.clear = function clear () {\n BaseSurface.prototype.clear.call(this);\n this._root.clear();\n\n if (this._searchTree) {\n this._searchTree.clear();\n }\n\n if (this._cursor) {\n this._cursor.clear();\n }\n };\n\n Surface.prototype.eventTarget = function eventTarget (e) {\n if (this._searchTree) {\n var point = this._surfacePoint(e);\n var shape = this._searchTree.pointShape(point);\n return shape;\n }\n };\n\n Surface.prototype.image = function image () {\n var ref = this;\n var root = ref._root;\n var rootElement = ref._rootElement;\n var loadingStates = [];\n\n root.traverse(function (childNode) {\n if (childNode.loading) {\n loadingStates.push(childNode.loading);\n }\n });\n\n var promise = createPromise$1();\n var resolveDataURL = function () {\n root._invalidate({ fixedScale: true });\n\n try {\n var data = rootElement.toDataURL();\n promise.resolve(data);\n } catch (e) {\n promise.reject(e);\n }\n };\n\n promiseAll(loadingStates).then(resolveDataURL, resolveDataURL);\n\n return promise;\n };\n\n Surface.prototype.suspendTracking = function suspendTracking () {\n BaseSurface.prototype.suspendTracking.call(this);\n if (this._searchTree) {\n this._searchTree.clear();\n delete this._searchTree;\n }\n };\n\n Surface.prototype.resumeTracking = function resumeTracking () {\n BaseSurface.prototype.resumeTracking.call(this);\n if (!this._searchTree) {\n this._searchTree = new ShapesQuadTree();\n\n var childNodes = this._root.childNodes;\n var rootElements = [];\n for (var idx = 0; idx < childNodes.length; idx++) {\n rootElements.push(childNodes[idx].srcElement);\n }\n this._searchTree.add(rootElements);\n }\n };\n\n Surface.prototype._resize = function _resize () {\n this._rootElement.width = this._size.width;\n this._rootElement.height = this._size.height;\n\n this._root.size = this._size;\n this._root.invalidate();\n };\n\n Surface.prototype._template = function _template () {\n return \"\";\n };\n\n Surface.prototype._enableTracking = function _enableTracking () {\n this._searchTree = new ShapesQuadTree();\n this._cursor = new SurfaceCursor(this);\n\n BaseSurface.prototype._enableTracking.call(this);\n };\n\n Surface.prototype._trackMouse = function _trackMouse (e) {\n if (this._suspendedTracking) {\n return;\n }\n\n var shape = this.eventTarget(e);\n\n if (e.type !== \"click\") {\n var currentShape = this._currentShape;\n if (currentShape && currentShape !== shape) {\n this.trigger(\"mouseleave\", {\n element: currentShape,\n originalEvent: e,\n type: \"mouseleave\"\n });\n }\n\n if (shape && currentShape !== shape) {\n this.trigger(\"mouseenter\", {\n element: shape,\n originalEvent: e,\n type: \"mouseenter\"\n });\n }\n\n this.trigger(\"mousemove\", {\n element: shape,\n originalEvent: e,\n type: \"mousemove\"\n });\n\n this._currentShape = shape;\n } else if (shape) {\n this.trigger(\"click\", {\n element: shape,\n originalEvent: e,\n type: \"click\"\n });\n }\n };\n\n Object.defineProperties( Surface.prototype, prototypeAccessors );\n\n return Surface;\n }(Surface$3));\n\n var instance;\n var support$2;\n\n var hasDocument = function () { return typeof document !== \"undefined\"; };\n\n var supportsCanvas = function () { return hasDocument() &&\n document.createElement(\"canvas\").getContext; };\n\n var supportsSVG = function () { return hasDocument() &&\n document.implementation.hasFeature(\"http://www.w3.org/TR/SVG11/feature#BasicStructure\", \"1.1\"); };\n\n var SurfaceFactory = (function (Class) {\n function SurfaceFactory() {\n Class.call(this);\n\n this._items = [ {\n name: \"svg\",\n type: Surface$2\n }, {\n name: \"canvas\",\n type: Surface$1\n } ];\n }\n\n if ( Class ) SurfaceFactory.__proto__ = Class;\n SurfaceFactory.prototype = Object.create( Class && Class.prototype );\n SurfaceFactory.prototype.constructor = SurfaceFactory;\n\n var staticAccessors = { support: { configurable: true },current: { configurable: true } };\n\n staticAccessors.support.get = function () {\n if (!support$2) {\n support$2 = {\n canvas: supportsCanvas(),\n svg: supportsSVG()\n };\n }\n\n return support$2;\n };\n\n staticAccessors.current.get = function () {\n if (!instance) {\n instance = new SurfaceFactory();\n }\n\n return instance;\n };\n\n SurfaceFactory.prototype.create = function create (element, options) {\n var items = this._items;\n var match = items[0];\n\n if (options && options.type) {\n var preferred = options.type.toLowerCase();\n for (var i = 0; i < items.length; i++) {\n if (items[i].name === preferred) {\n match = items[i];\n break;\n }\n }\n }\n\n if (match) {\n return new match.type(element, options);\n }\n\n logToConsole(\n \"Warning: Unable to create Kendo UI Drawing Surface. Possible causes:\\n\" +\n \"- The browser does not support SVG and Canvas. User agent: \" + (navigator.userAgent));\n };\n\n Object.defineProperties( SurfaceFactory, staticAccessors );\n\n return SurfaceFactory;\n }(Class));\n\n var Surface$4 = (function (BaseSurface) {\n function Surface () {\n BaseSurface.apply(this, arguments);\n }\n\n if ( BaseSurface ) Surface.__proto__ = BaseSurface;\n Surface.prototype = Object.create( BaseSurface && BaseSurface.prototype );\n Surface.prototype.constructor = Surface;\n\n var staticAccessors = { support: { configurable: true } };\n\n staticAccessors.support.get = function () {\n return SurfaceFactory.support;\n };\n\n Surface.create = function create (element, options) {\n return SurfaceFactory.current.create(element, options);\n };\n\n Object.defineProperties( Surface, staticAccessors );\n\n return Surface;\n }(Surface$3));\n\n function exportGroup(group) {\n var root = new RootNode$1({\n skipBaseHref: true\n });\n var bbox = group.clippedBBox();\n var rootGroup = group;\n\n if (bbox) {\n var origin = bbox.getOrigin();\n var exportRoot = new Group$8();\n exportRoot.transform(transform().translate(-origin.x, -origin.y));\n exportRoot.children.push(group);\n rootGroup = exportRoot;\n }\n\n root.load([ rootGroup ]);\n\n var svg = \"\";\n\n root.destroy();\n\n return svg;\n }\n\n var svg = /*#__PURE__*/Object.freeze({\n __proto__: null,\n ArcNode: ArcNode$1,\n CircleNode: CircleNode$1,\n ClipNode: ClipNode,\n DefinitionNode: DefinitionNode,\n GradientStopNode: GradientStopNode,\n GroupNode: GroupNode$1,\n ImageNode: ImageNode$1,\n LinearGradientNode: LinearGradientNode,\n MultiPathNode: MultiPathNode$1,\n Node: Node$1$1,\n PathNode: PathNode$1,\n RadialGradientNode: RadialGradientNode,\n RectNode: RectNode$1,\n RootNode: RootNode$1,\n Surface: Surface$2,\n TextNode: TextNode$1,\n exportGroup: exportGroup\n });\n\n var canvas = /*#__PURE__*/Object.freeze({\n __proto__: null,\n ArcNode: ArcNode,\n CircleNode: CircleNode,\n GroupNode: GroupNode,\n ImageNode: ImageNode,\n MultiPathNode: MultiPathNode,\n Node: Node$3,\n PathNode: PathNode,\n RectNode: RectNode,\n RootNode: RootNode,\n Surface: Surface$1,\n TextNode: TextNode$2\n });\n\n function exportImage(group, options) {\n var defaults = {\n width: \"800px\", height: \"600px\",\n cors: \"Anonymous\"\n };\n\n var exportRoot = group;\n var bbox = group.clippedBBox();\n\n\n if (bbox) {\n var origin = bbox.getOrigin();\n exportRoot = new Group$8();\n exportRoot.transform(transform().translate(-origin.x, -origin.y));\n exportRoot.children.push(group);\n\n var size = bbox.getSize();\n defaults.width = size.width + \"px\";\n defaults.height = size.height + \"px\";\n }\n\n var surfaceOptions = Object.assign(defaults, options);\n\n var container = document.createElement(\"div\");\n var style = container.style;\n\n style.display = \"none\";\n style.width = surfaceOptions.width;\n style.height = surfaceOptions.height;\n document.body.appendChild(container);\n\n var surface = new Surface$1(container, surfaceOptions);\n surface.suspendTracking();\n surface.draw(exportRoot);\n\n var promise = surface.image();\n var destroy = function () {\n surface.destroy();\n document.body.removeChild(container);\n };\n promise.then(destroy, destroy);\n\n return promise;\n }\n\n function exportSVG(group, options) {\n var svg = exportGroup(group);\n\n if (!options || !options.raw) {\n svg = \"data:image/svg+xml;base64,\" + encodeBase64$1(svg);\n }\n\n return createPromise$1().resolve(svg);\n }\n\n var drawing = /*#__PURE__*/Object.freeze({\n __proto__: null,\n Animation: Animation$1,\n AnimationFactory: AnimationFactory,\n Arc: Arc$2,\n BaseNode: BaseNode,\n Circle: Circle$2,\n Element: Element$1$1,\n Gradient: Gradient,\n GradientStop: GradientStop,\n Group: Group$8,\n HasObservers: HasObservers,\n Image: Image$1,\n Layout: Layout,\n LinearGradient: LinearGradient,\n MultiPath: MultiPath,\n OptionsStore: OptionsStore,\n Path: Path$7,\n PathParser: PathParser,\n Pattern: Pattern,\n QuadNode: QuadNode,\n RadialGradient: RadialGradient,\n Rect: Rect,\n ShapesQuadTree: ShapesQuadTree,\n Surface: Surface$4,\n SurfaceFactory: SurfaceFactory,\n Text: Text$2,\n align: align,\n canvas: canvas,\n crosshatchPattern: crosshatchPattern$1,\n diagonalStripesPattern: diagonalStripesPattern$1,\n dotsPattern: dotsPattern$1,\n exportImage: exportImage,\n exportSVG: exportSVG,\n fit: fit,\n gridPattern: gridPattern$1,\n parsePath: parsePath,\n stack: stack,\n svg: svg,\n util: util,\n vAlign: vAlign,\n vStack: vStack,\n vWrap: vWrap,\n verticalStripesPattern: verticalStripesPattern$1,\n wrap: wrap\n });\n\n /* eslint-disable no-multi-spaces, key-spacing, indent, camelcase, space-before-blocks, eqeqeq, brace-style */\n /* eslint-disable space-infix-ops, space-before-function-paren, array-bracket-spacing, object-curly-spacing */\n /* eslint-disable no-nested-ternary, max-params, default-case, no-else-return, no-empty */\n /* eslint-disable no-param-reassign, no-var, block-scoped-var */\n\n // XXX: remove this junk (assume `true`) when we no longer have to support IE < 10\n // IE 9 (at least compatibility) reports having Uint8Array but the request response does not contain ArrayBuffer which results in missing table head error\n var HAS_TYPED_ARRAYS = typeof Uint8Array !== 'undefined' && support$1.browser && (!support$1.browser.msie || support$1.browser.version > 9);\n\n var BASE64 = (function(){\n var keyStr = \"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=\";\n return {\n decode: function(str) {\n var input = str.replace(/[^A-Za-z0-9\\+\\/\\=]/g, \"\"), i = 0, n = input.length, output = [];\n\n while (i < n) {\n var enc1 = keyStr.indexOf(input.charAt(i++));\n var enc2 = keyStr.indexOf(input.charAt(i++));\n var enc3 = keyStr.indexOf(input.charAt(i++));\n var enc4 = keyStr.indexOf(input.charAt(i++));\n\n var chr1 = (enc1 << 2) | (enc2 >>> 4);\n var chr2 = ((enc2 & 15) << 4) | (enc3 >>> 2);\n var chr3 = ((enc3 & 3) << 6) | enc4;\n\n output.push(chr1);\n if (enc3 != 64) {\n output.push(chr2);\n }\n if (enc4 != 64) {\n output.push(chr3);\n }\n }\n\n return output;\n },\n encode: function(bytes) {\n var i = 0, n = bytes.length;\n var output = \"\";\n\n while (i < n) {\n var chr1 = bytes[i++];\n var chr2 = bytes[i++];\n var chr3 = bytes[i++];\n\n var enc1 = chr1 >>> 2;\n var enc2 = ((chr1 & 3) << 4) | (chr2 >>> 4);\n var enc3 = ((chr2 & 15) << 2) | (chr3 >>> 6);\n var enc4 = chr3 & 63;\n\n if (i - n == 2) {\n enc3 = enc4 = 64;\n } else if (i - n == 1) {\n enc4 = 64;\n }\n\n output += keyStr.charAt(enc1) + keyStr.charAt(enc2) + keyStr.charAt(enc3) + keyStr.charAt(enc4);\n }\n return output;\n }\n };\n }());\n\n function BinaryStream(data) {\n var offset = 0, length = 0;\n if (data == null) {\n data = HAS_TYPED_ARRAYS ? new Uint8Array(256) : [];\n } else {\n length = data.length;\n }\n\n var ensure = HAS_TYPED_ARRAYS ? function(len) {\n if (len >= data.length) {\n var tmp = new Uint8Array(Math.max(len + 256, data.length * 2));\n tmp.set(data, 0);\n data = tmp;\n }\n } : function() {};\n\n var get = HAS_TYPED_ARRAYS ? function() {\n return new Uint8Array(data.buffer, 0, length);\n } : function() {\n return data;\n };\n\n var write = HAS_TYPED_ARRAYS ? function(bytes) {\n if (typeof bytes == \"string\") {\n return writeString(bytes);\n }\n var len = bytes.length;\n ensure(offset + len);\n data.set(bytes, offset);\n offset += len;\n if (offset > length) {\n length = offset;\n }\n } : function(bytes) {\n if (typeof bytes == \"string\") {\n return writeString(bytes);\n }\n for (var i = 0; i < bytes.length; ++i) {\n writeByte(bytes[i]);\n }\n };\n\n var slice = HAS_TYPED_ARRAYS ? function(start, length) {\n if (data.buffer.slice) {\n return new Uint8Array(data.buffer.slice(start, start + length));\n } else {\n // IE10\n var x = new Uint8Array(length);\n x.set(new Uint8Array(data.buffer, start, length));\n return x;\n }\n } : function(start, length) {\n return data.slice(start, start + length);\n };\n\n function eof() {\n return offset >= length;\n }\n function readByte() {\n return offset < length ? data[offset++] : 0;\n }\n function writeByte(b) {\n ensure(offset);\n data[offset++] = b & 0xFF;\n if (offset > length) {\n length = offset;\n }\n }\n function readShort() {\n return (readByte() << 8) | readByte();\n }\n function writeShort(w) {\n writeByte(w >> 8);\n writeByte(w);\n }\n function readShort_() {\n var w = readShort();\n return w >= 0x8000 ? w - 0x10000 : w;\n }\n function writeShort_(w) {\n writeShort(w < 0 ? w + 0x10000 : w);\n }\n function readLong() {\n return (readShort() * 0x10000) + readShort();\n }\n function writeLong(w) {\n writeShort((w >>> 16) & 0xFFFF);\n writeShort(w & 0xFFFF);\n }\n function readLong_() {\n var w = readLong();\n return w >= 0x80000000 ? w - 0x100000000 : w;\n }\n function writeLong_(w) {\n writeLong(w < 0 ? w + 0x100000000 : w);\n }\n function readFixed() {\n return readLong() / 0x10000;\n }\n function writeFixed(f) {\n writeLong(Math.round(f * 0x10000));\n }\n function readFixed_() {\n return readLong_() / 0x10000;\n }\n function writeFixed_(f) {\n writeLong_(Math.round(f * 0x10000));\n }\n function read(len) {\n return times(len, readByte);\n }\n function readString(len) {\n return String.fromCharCode.apply(String, read(len));\n }\n function writeString(str) {\n for (var i = 0; i < str.length; ++i) {\n writeByte(str.charCodeAt(i));\n }\n }\n function times(n, reader) {\n for (var ret = new Array(n), i = 0; i < n; ++i) {\n ret[i] = reader();\n }\n return ret;\n }\n\n var stream = {\n eof : eof,\n readByte : readByte,\n writeByte : writeByte,\n readShort : readShort,\n writeShort : writeShort,\n readLong : readLong,\n writeLong : writeLong,\n readFixed : readFixed,\n writeFixed : writeFixed,\n\n // signed numbers.\n readShort_ : readShort_,\n writeShort_ : writeShort_,\n readLong_ : readLong_,\n writeLong_ : writeLong_,\n readFixed_ : readFixed_,\n writeFixed_ : writeFixed_,\n\n read : read,\n write : write,\n readString : readString,\n writeString : writeString,\n\n times : times,\n get : get,\n slice : slice,\n\n offset: function(pos) {\n if (pos != null) {\n offset = pos;\n return stream;\n }\n return offset;\n },\n\n skip: function(nbytes) {\n offset += nbytes;\n },\n\n toString: function() {\n throw new Error(\"FIX CALLER. BinaryStream is no longer convertible to string!\");\n },\n\n length: function() { return length; },\n\n saveExcursion: function(f) {\n var pos = offset;\n try {\n return f();\n } finally {\n offset = pos;\n }\n },\n\n writeBase64: function(base64) {\n if (window.atob) {\n writeString(window.atob(base64));\n } else {\n write(BASE64.decode(base64));\n }\n },\n base64: function() {\n return BASE64.encode(get());\n }\n };\n\n return stream;\n }\n\n function ucs2decode(string) {\n var output = [],\n counter = 0,\n length = string.length,\n value,\n extra;\n while (counter < length) {\n value = string.charCodeAt(counter++);\n if (value >= 0xD800 && value <= 0xDBFF && counter < length) {\n // high surrogate, and there is a next character\n extra = string.charCodeAt(counter++);\n if ((extra & 0xFC00) == 0xDC00) { // low surrogate\n output.push(((value & 0x3FF) << 10) + (extra & 0x3FF) + 0x10000);\n } else {\n // unmatched surrogate; only append this code unit, in case the next\n // code unit is the high surrogate of a surrogate pair\n output.push(value);\n counter--;\n }\n } else {\n output.push(value);\n }\n }\n return output;\n }\n\n function ucs2encode(array) {\n return array.map(function(value){\n var output = \"\";\n if (value > 0xFFFF) {\n value -= 0x10000;\n output += String.fromCharCode(value >>> 10 & 0x3FF | 0xD800);\n value = 0xDC00 | value & 0x3FF;\n }\n output += String.fromCharCode(value);\n return output;\n }).join(\"\");\n }\n\n function atobUint8Array(base64) {\n var data = window.atob(base64);\n var result = new Uint8Array(data.length);\n\n for (var idx = 0; idx < data.length; idx++) {\n result[idx] = data.charCodeAt(idx);\n }\n\n return result;\n }\n\n function createUint8Array(data) {\n var result = new Uint8Array(data.length);\n\n for (var idx = 0; idx < data.length; idx++) {\n result[idx] = data[idx];\n }\n\n return result;\n }\n\n function base64ToUint8Array(base64) {\n if (window.atob) {\n return atobUint8Array(base64);\n }\n\n return createUint8Array(BASE64.decode(base64));\n }\n\n /* eslint-disable no-multi-spaces, key-spacing, indent, camelcase, space-before-blocks, eqeqeq, brace-style */\n /* eslint-disable space-infix-ops, space-before-function-paren, array-bracket-spacing, object-curly-spacing */\n /* eslint-disable no-nested-ternary, max-params, default-case, no-else-return, no-empty */\n /* eslint-disable no-param-reassign, no-var, block-scoped-var */\n\n\n function hasOwnProperty$2(obj, key) {\n return Object.prototype.hasOwnProperty.call(obj, key);\n }\n\n function sortedKeys(obj) {\n return Object.keys(obj).sort(function(a, b){ return a - b; }).map(parseFloat);\n }\n\n ///\n var Directory = function Directory(data) {\n this.raw = data;\n this.scalerType = data.readLong();\n this.tableCount = data.readShort();\n this.searchRange = data.readShort();\n this.entrySelector = data.readShort();\n this.rangeShift = data.readShort();\n\n var tables = this.tables = {};\n for (var i = 0; i < this.tableCount; ++i) {\n var entry = {\n tag : data.readString(4),\n checksum : data.readLong(),\n offset : data.readLong(),\n length : data.readLong()\n };\n tables[entry.tag] = entry;\n }\n };\n\n Directory.prototype.readTable = function readTable (name, Ctor) {\n var def = this.tables[name];\n if (!def) {\n throw new Error(\"Table \" + name + \" not found in directory\");\n }\n return (this[name] = def.table = new Ctor(this, def));\n };\n\n Directory.prototype.render = function render (tables) {\n var this$1$1 = this;\n\n var tableCount = Object.keys(tables).length;\n\n var maxpow2 = Math.pow(2, Math.floor(Math.log(tableCount) / Math.LN2));\n var searchRange = maxpow2 * 16;\n var entrySelector = Math.floor(Math.log(maxpow2) / Math.LN2);\n var rangeShift = tableCount * 16 - searchRange;\n\n var out = BinaryStream();\n out.writeLong(this.scalerType);\n out.writeShort(tableCount);\n out.writeShort(searchRange);\n out.writeShort(entrySelector);\n out.writeShort(rangeShift);\n\n var directoryLength = tableCount * 16;\n var offset = out.offset() + directoryLength;\n var headOffset = null;\n var tableData = BinaryStream();\n\n for (var tag in tables) {\n if (hasOwnProperty$2(tables, tag)) {\n var table = tables[tag];\n\n out.writeString(tag);\n out.writeLong(this$1$1.checksum(table));\n out.writeLong(offset);\n out.writeLong(table.length);\n\n tableData.write(table);\n if (tag == \"head\") {\n headOffset = offset;\n }\n offset += table.length;\n\n while (offset % 4) {\n tableData.writeByte(0);\n offset++;\n }\n }\n }\n\n out.write(tableData.get());\n var sum = this.checksum(out.get());\n var adjustment = 0xB1B0AFBA - sum;\n\n out.offset(headOffset + 8);\n out.writeLong(adjustment);\n return out.get();\n };\n\n Directory.prototype.checksum = function checksum (data) {\n data = BinaryStream(data);\n var sum = 0;\n while (!data.eof()) {\n sum += data.readLong();\n }\n return sum & 0xFFFFFFFF;\n };\n\n var Table = function Table(file, def) {\n this.definition = def;\n this.length = def.length;\n this.offset = def.offset;\n this.file = file;\n this.rawData = file.raw;\n this.parse(file.raw);\n };\n\n Table.prototype.raw = function raw () {\n return this.rawData.slice(this.offset, this.length);\n };\n\n Table.prototype.parse = function parse () {};\n\n var HeadTable = (function (Table) {\n function HeadTable () {\n Table.apply(this, arguments);\n }\n\n if ( Table ) HeadTable.__proto__ = Table;\n HeadTable.prototype = Object.create( Table && Table.prototype );\n HeadTable.prototype.constructor = HeadTable;\n\n HeadTable.prototype.parse = function parse (data) {\n data.offset(this.offset);\n this.version = data.readLong();\n this.revision = data.readLong();\n this.checkSumAdjustment = data.readLong();\n this.magicNumber = data.readLong();\n this.flags = data.readShort();\n this.unitsPerEm = data.readShort();\n this.created = data.read(8);\n this.modified = data.read(8);\n\n this.xMin = data.readShort_();\n this.yMin = data.readShort_();\n this.xMax = data.readShort_();\n this.yMax = data.readShort_();\n\n this.macStyle = data.readShort();\n this.lowestRecPPEM = data.readShort();\n this.fontDirectionHint = data.readShort_();\n this.indexToLocFormat = data.readShort_();\n this.glyphDataFormat = data.readShort_();\n };\n\n HeadTable.prototype.render = function render (indexToLocFormat) {\n var out = BinaryStream();\n out.writeLong(this.version);\n out.writeLong(this.revision);\n out.writeLong(0); // checksum adjustment; shall be computed later\n out.writeLong(this.magicNumber);\n out.writeShort(this.flags);\n out.writeShort(this.unitsPerEm);\n out.write(this.created);\n out.write(this.modified);\n out.writeShort_(this.xMin);\n out.writeShort_(this.yMin);\n out.writeShort_(this.xMax);\n out.writeShort_(this.yMax);\n out.writeShort(this.macStyle);\n out.writeShort(this.lowestRecPPEM);\n out.writeShort_(this.fontDirectionHint);\n out.writeShort_(indexToLocFormat); // this will depend on the `loca` table\n out.writeShort_(this.glyphDataFormat);\n return out.get();\n };\n\n return HeadTable;\n }(Table));\n\n var LocaTable = (function (Table) {\n function LocaTable () {\n Table.apply(this, arguments);\n }\n\n if ( Table ) LocaTable.__proto__ = Table;\n LocaTable.prototype = Object.create( Table && Table.prototype );\n LocaTable.prototype.constructor = LocaTable;\n\n LocaTable.prototype.parse = function parse (data) {\n data.offset(this.offset);\n var format = this.file.head.indexToLocFormat;\n if (format === 0) {\n this.offsets = data.times(this.length / 2, function(){\n return 2 * data.readShort();\n });\n } else {\n this.offsets = data.times(this.length / 4, data.readLong);\n }\n };\n\n LocaTable.prototype.offsetOf = function offsetOf (id) {\n return this.offsets[id];\n };\n\n LocaTable.prototype.lengthOf = function lengthOf (id) {\n return this.offsets[id + 1] - this.offsets[id];\n };\n\n LocaTable.prototype.render = function render (offsets) {\n var out = BinaryStream();\n var needsLongFormat = offsets[offsets.length - 1] > 0xFFFF;\n for (var i = 0; i < offsets.length; ++i) {\n if (needsLongFormat) {\n out.writeLong(offsets[i]);\n } else {\n out.writeShort(offsets[i] / 2);\n }\n }\n return {\n format: needsLongFormat ? 1 : 0,\n table: out.get()\n };\n };\n\n return LocaTable;\n }(Table));\n\n var HheaTable = (function (Table) {\n function HheaTable () {\n Table.apply(this, arguments);\n }\n\n if ( Table ) HheaTable.__proto__ = Table;\n HheaTable.prototype = Object.create( Table && Table.prototype );\n HheaTable.prototype.constructor = HheaTable;\n\n HheaTable.prototype.parse = function parse (data) {\n data.offset(this.offset);\n\n this.version = data.readLong();\n this.ascent = data.readShort_();\n this.descent = data.readShort_();\n this.lineGap = data.readShort_();\n this.advanceWidthMax = data.readShort();\n this.minLeftSideBearing = data.readShort_();\n this.minRightSideBearing = data.readShort_();\n this.xMaxExtent = data.readShort_();\n this.caretSlopeRise = data.readShort_();\n this.caretSlopeRun = data.readShort_();\n this.caretOffset = data.readShort_();\n\n data.skip(4 * 2); // reserved\n\n this.metricDataFormat = data.readShort_();\n this.numOfLongHorMetrics = data.readShort();\n };\n\n HheaTable.prototype.render = function render (ids) {\n var out = BinaryStream();\n out.writeLong(this.version);\n out.writeShort_(this.ascent);\n out.writeShort_(this.descent);\n out.writeShort_(this.lineGap);\n out.writeShort(this.advanceWidthMax);\n out.writeShort_(this.minLeftSideBearing);\n out.writeShort_(this.minRightSideBearing);\n out.writeShort_(this.xMaxExtent);\n out.writeShort_(this.caretSlopeRise);\n out.writeShort_(this.caretSlopeRun);\n out.writeShort_(this.caretOffset);\n\n out.write([ 0, 0, 0, 0, 0, 0, 0, 0 ]); // reserved bytes\n\n out.writeShort_(this.metricDataFormat);\n out.writeShort(ids.length);\n return out.get();\n };\n\n return HheaTable;\n }(Table));\n\n var MaxpTable = (function (Table) {\n function MaxpTable () {\n Table.apply(this, arguments);\n }\n\n if ( Table ) MaxpTable.__proto__ = Table;\n MaxpTable.prototype = Object.create( Table && Table.prototype );\n MaxpTable.prototype.constructor = MaxpTable;\n\n MaxpTable.prototype.parse = function parse (data) {\n data.offset(this.offset);\n this.version = data.readLong();\n this.numGlyphs = data.readShort();\n this.maxPoints = data.readShort();\n this.maxContours = data.readShort();\n this.maxComponentPoints = data.readShort();\n this.maxComponentContours = data.readShort();\n this.maxZones = data.readShort();\n this.maxTwilightPoints = data.readShort();\n this.maxStorage = data.readShort();\n this.maxFunctionDefs = data.readShort();\n this.maxInstructionDefs = data.readShort();\n this.maxStackElements = data.readShort();\n this.maxSizeOfInstructions = data.readShort();\n this.maxComponentElements = data.readShort();\n this.maxComponentDepth = data.readShort();\n };\n\n MaxpTable.prototype.render = function render (glyphIds) {\n var out = BinaryStream();\n out.writeLong(this.version);\n out.writeShort(glyphIds.length);\n out.writeShort(this.maxPoints);\n out.writeShort(this.maxContours);\n out.writeShort(this.maxComponentPoints);\n out.writeShort(this.maxComponentContours);\n out.writeShort(this.maxZones);\n out.writeShort(this.maxTwilightPoints);\n out.writeShort(this.maxStorage);\n out.writeShort(this.maxFunctionDefs);\n out.writeShort(this.maxInstructionDefs);\n out.writeShort(this.maxStackElements);\n out.writeShort(this.maxSizeOfInstructions);\n out.writeShort(this.maxComponentElements);\n out.writeShort(this.maxComponentDepth);\n return out.get();\n };\n\n return MaxpTable;\n }(Table));\n\n var HmtxTable = (function (Table) {\n function HmtxTable () {\n Table.apply(this, arguments);\n }\n\n if ( Table ) HmtxTable.__proto__ = Table;\n HmtxTable.prototype = Object.create( Table && Table.prototype );\n HmtxTable.prototype.constructor = HmtxTable;\n\n HmtxTable.prototype.parse = function parse (data) {\n data.offset(this.offset);\n var dir = this.file, hhea = dir.hhea;\n this.metrics = data.times(hhea.numOfLongHorMetrics, function(){\n return {\n advance: data.readShort(),\n lsb: data.readShort_()\n };\n });\n var lsbCount = dir.maxp.numGlyphs - dir.hhea.numOfLongHorMetrics;\n this.leftSideBearings = data.times(lsbCount, data.readShort_);\n };\n\n HmtxTable.prototype.forGlyph = function forGlyph (id) {\n var metrics = this.metrics;\n var n = metrics.length;\n if (id < n) {\n return metrics[id];\n }\n return {\n advance: metrics[n - 1].advance,\n lsb: this.leftSideBearings[id - n]\n };\n };\n\n HmtxTable.prototype.render = function render (glyphIds) {\n var this$1$1 = this;\n\n var out = BinaryStream();\n for (var i = 0; i < glyphIds.length; ++i) {\n var m = this$1$1.forGlyph(glyphIds[i]);\n out.writeShort(m.advance);\n out.writeShort_(m.lsb);\n }\n return out.get();\n };\n\n return HmtxTable;\n }(Table));\n\n var GlyfTable = (function(){\n var SimpleGlyph = function SimpleGlyph(raw) {\n this.raw = raw;\n };\n\n var prototypeAccessors = { compound: { configurable: true } };\n\n prototypeAccessors.compound.get = function () {\n return false;\n };\n\n SimpleGlyph.prototype.render = function render () {\n return this.raw.get();\n };\n\n Object.defineProperties( SimpleGlyph.prototype, prototypeAccessors );\n\n var ARG_1_AND_2_ARE_WORDS = 0x0001;\n var WE_HAVE_A_SCALE = 0x0008;\n var MORE_COMPONENTS = 0x0020;\n var WE_HAVE_AN_X_AND_Y_SCALE = 0x0040;\n var WE_HAVE_A_TWO_BY_TWO = 0x0080;\n //var WE_HAVE_INSTRUCTIONS = 0x0100;\n\n var CompoundGlyph = function CompoundGlyph(data) {\n this.raw = data;\n var ids = this.glyphIds = [];\n var offsets = this.idOffsets = [];\n while (true) { // eslint-disable-line no-constant-condition\n var flags = data.readShort();\n offsets.push(data.offset());\n ids.push(data.readShort());\n\n if (!(flags & MORE_COMPONENTS)) {\n break;\n }\n\n data.skip(flags & ARG_1_AND_2_ARE_WORDS ? 4 : 2);\n\n if (flags & WE_HAVE_A_TWO_BY_TWO) {\n data.skip(8);\n } else if (flags & WE_HAVE_AN_X_AND_Y_SCALE) {\n data.skip(4);\n } else if (flags & WE_HAVE_A_SCALE) {\n data.skip(2);\n }\n }\n };\n\n var prototypeAccessors$1 = { compound: { configurable: true } };\n\n prototypeAccessors$1.compound.get = function () {\n return true;\n };\n\n CompoundGlyph.prototype.render = function render (old2new) {\n var this$1$1 = this;\n\n var out = BinaryStream(this.raw.get());\n for (var i = 0; i < this.glyphIds.length; ++i) {\n var id = this$1$1.glyphIds[i];\n out.offset(this$1$1.idOffsets[i]);\n out.writeShort(old2new[id]);\n }\n return out.get();\n };\n\n Object.defineProperties( CompoundGlyph.prototype, prototypeAccessors$1 );\n\n return (function (Table) {\n function anonymous () {\n Table.apply(this, arguments);\n }\n\n if ( Table ) anonymous.__proto__ = Table;\n anonymous.prototype = Object.create( Table && Table.prototype );\n anonymous.prototype.constructor = anonymous;\n\n anonymous.prototype.parse = function parse () {\n this.cache = {};\n };\n\n anonymous.prototype.glyphFor = function glyphFor (id) {\n var cache = this.cache;\n if (hasOwnProperty$2(cache, id)) {\n return cache[id];\n }\n\n var loca = this.file.loca;\n var length = loca.lengthOf(id);\n\n if (length === 0) {\n return (cache[id] = null);\n }\n\n var data = this.rawData;\n var offset = this.offset + loca.offsetOf(id);\n var raw = BinaryStream(data.slice(offset, length));\n\n var numberOfContours = raw.readShort_();\n var xMin = raw.readShort_();\n var yMin = raw.readShort_();\n var xMax = raw.readShort_();\n var yMax = raw.readShort_();\n\n var glyph = cache[id] = numberOfContours < 0 ? new CompoundGlyph(raw) : new SimpleGlyph(raw);\n\n glyph.numberOfContours = numberOfContours;\n glyph.xMin = xMin;\n glyph.yMin = yMin;\n glyph.xMax = xMax;\n glyph.yMax = yMax;\n\n return glyph;\n };\n\n anonymous.prototype.render = function render (glyphs, oldIds, old2new) {\n var out = BinaryStream(), offsets = [];\n for (var i = 0; i < oldIds.length; ++i) {\n var id = oldIds[i];\n var glyph = glyphs[id];\n if (out.offset() % 2) {\n out.writeByte(0);\n }\n offsets.push(out.offset());\n if (glyph) {\n out.write(glyph.render(old2new));\n }\n }\n if (out.offset() % 2) {\n out.writeByte(0);\n }\n offsets.push(out.offset());\n return {\n table: out.get(),\n offsets: offsets\n };\n };\n\n return anonymous;\n }(Table));\n }());\n\n var NameTable = (function(){\n var NameEntry = function NameEntry(text, entry) {\n this.text = text;\n this.length = text.length;\n this.platformID = entry.platformID;\n this.platformSpecificID = entry.platformSpecificID;\n this.languageID = entry.languageID;\n this.nameID = entry.nameID;\n };\n\n return (function (Table) {\n function anonymous () {\n Table.apply(this, arguments);\n }\n\n if ( Table ) anonymous.__proto__ = Table;\n anonymous.prototype = Object.create( Table && Table.prototype );\n anonymous.prototype.constructor = anonymous;\n\n anonymous.prototype.parse = function parse (data) {\n data.offset(this.offset);\n data.readShort(); // format\n var count = data.readShort();\n var stringOffset = this.offset + data.readShort();\n var nameRecords = data.times(count, function(){\n return {\n platformID : data.readShort(),\n platformSpecificID : data.readShort(),\n languageID : data.readShort(),\n nameID : data.readShort(),\n length : data.readShort(),\n offset : data.readShort() + stringOffset\n };\n });\n var strings = this.strings = {};\n for (var i = 0; i < nameRecords.length; ++i) {\n var rec = nameRecords[i];\n data.offset(rec.offset);\n var text = data.readString(rec.length);\n if (!strings[rec.nameID]) {\n strings[rec.nameID] = [];\n }\n strings[rec.nameID].push(new NameEntry(text, rec));\n }\n this.postscriptEntry = strings[6][0];\n this.postscriptName = this.postscriptEntry.text.replace(/[^\\x20-\\x7F]/g, \"\");\n };\n\n anonymous.prototype.render = function render (psName) {\n var this$1$1 = this;\n\n var strings = this.strings;\n var strCount = 0;\n for (var i in strings) {\n if (hasOwnProperty$2(strings, i)) {\n strCount += strings[i].length;\n }\n }\n var out = BinaryStream();\n var strTable = BinaryStream();\n\n out.writeShort(0); // format\n out.writeShort(strCount);\n out.writeShort(6 + 12 * strCount); // stringOffset\n\n for (i in strings) {\n if (hasOwnProperty$2(strings, i)) {\n var list = i == 6 ? [\n new NameEntry(psName, this$1$1.postscriptEntry)\n ] : strings[i];\n for (var j = 0; j < list.length; ++j) {\n var str = list[j];\n out.writeShort(str.platformID);\n out.writeShort(str.platformSpecificID);\n out.writeShort(str.languageID);\n out.writeShort(str.nameID);\n out.writeShort(str.length);\n out.writeShort(strTable.offset());\n\n strTable.writeString(str.text);\n }\n }\n }\n\n out.write(strTable.get());\n\n return out.get();\n };\n\n return anonymous;\n }(Table));\n })();\n\n var PostTable = (function(){\n var POSTSCRIPT_GLYPHS = \".notdef .null nonmarkingreturn space exclam quotedbl numbersign dollar percent ampersand quotesingle parenleft parenright asterisk plus comma hyphen period slash zero one two three four five six seven eight nine colon semicolon less equal greater question at A B C D E F G H I J K L M N O P Q R S T U V W X Y Z bracketleft backslash bracketright asciicircum underscore grave a b c d e f g h i j k l m n o p q r s t u v w x y z braceleft bar braceright asciitilde Adieresis Aring Ccedilla Eacute Ntilde Odieresis Udieresis aacute agrave acircumflex adieresis atilde aring ccedilla eacute egrave ecircumflex edieresis iacute igrave icircumflex idieresis ntilde oacute ograve ocircumflex odieresis otilde uacute ugrave ucircumflex udieresis dagger degree cent sterling section bullet paragraph germandbls registered copyright trademark acute dieresis notequal AE Oslash infinity plusminus lessequal greaterequal yen mu partialdiff summation product pi integral ordfeminine ordmasculine Omega ae oslash questiondown exclamdown logicalnot radical florin approxequal Delta guillemotleft guillemotright ellipsis nonbreakingspace Agrave Atilde Otilde OE oe endash emdash quotedblleft quotedblright quoteleft quoteright divide lozenge ydieresis Ydieresis fraction currency guilsinglleft guilsinglright fi fl daggerdbl periodcentered quotesinglbase quotedblbase perthousand Acircumflex Ecircumflex Aacute Edieresis Egrave Iacute Icircumflex Idieresis Igrave Oacute Ocircumflex apple Ograve Uacute Ucircumflex Ugrave dotlessi circumflex tilde macron breve dotaccent ring cedilla hungarumlaut ogonek caron Lslash lslash Scaron scaron Zcaron zcaron brokenbar Eth eth Yacute yacute Thorn thorn minus multiply onesuperior twosuperior threesuperior onehalf onequarter threequarters franc Gbreve gbreve Idotaccent Scedilla scedilla Cacute cacute Ccaron ccaron dcroat\".split(/\\s+/g);\n\n return (function (Table) {\n function anonymous () {\n Table.apply(this, arguments);\n }\n\n if ( Table ) anonymous.__proto__ = Table;\n anonymous.prototype = Object.create( Table && Table.prototype );\n anonymous.prototype.constructor = anonymous;\n\n anonymous.prototype.parse = function parse (data) {\n var this$1$1 = this;\n\n data.offset(this.offset);\n\n this.format = data.readLong();\n this.italicAngle = data.readFixed_();\n this.underlinePosition = data.readShort_();\n this.underlineThickness = data.readShort_();\n this.isFixedPitch = data.readLong();\n this.minMemType42 = data.readLong();\n this.maxMemType42 = data.readLong();\n this.minMemType1 = data.readLong();\n this.maxMemType1 = data.readLong();\n\n var numberOfGlyphs;\n\n switch (this.format) {\n case 0x00010000:\n case 0x00030000:\n break;\n\n case 0x00020000:\n numberOfGlyphs = data.readShort();\n this.glyphNameIndex = data.times(numberOfGlyphs, data.readShort);\n this.names = [];\n var limit = this.offset + this.length;\n while (data.offset() < limit) {\n this$1$1.names.push(data.readString(data.readByte()));\n }\n break;\n\n case 0x00025000:\n numberOfGlyphs = data.readShort();\n this.offsets = data.read(numberOfGlyphs);\n break;\n\n case 0x00040000:\n this.map = data.times(this.file.maxp.numGlyphs, data.readShort);\n break;\n }\n };\n\n anonymous.prototype.glyphFor = function glyphFor (code) {\n switch (this.format) {\n case 0x00010000:\n return POSTSCRIPT_GLYPHS[code] || \".notdef\";\n\n case 0x00020000:\n var index = this.glyphNameIndex[code];\n if (index < POSTSCRIPT_GLYPHS.length) {\n return POSTSCRIPT_GLYPHS[index];\n }\n return this.names[index - POSTSCRIPT_GLYPHS.length] || \".notdef\";\n\n case 0x00025000:\n\n case 0x00030000:\n return \".notdef\";\n\n case 0x00040000:\n return this.map[code] || 0xFFFF;\n }\n };\n\n anonymous.prototype.render = function render (mapping) {\n var this$1$1 = this;\n\n if (this.format == 0x00030000) {\n return this.raw();\n }\n\n // keep original header, but set format to 2.0\n var out = BinaryStream(this.rawData.slice(this.offset, 32));\n out.writeLong(0x00020000);\n out.offset(32);\n\n var indexes = [];\n var strings = [];\n\n for (var i = 0; i < mapping.length; ++i) {\n var id = mapping[i];\n var post = this$1$1.glyphFor(id);\n var index = POSTSCRIPT_GLYPHS.indexOf(post);\n if (index >= 0) {\n indexes.push(index);\n } else {\n indexes.push(POSTSCRIPT_GLYPHS.length + strings.length);\n strings.push(post);\n }\n }\n\n out.writeShort(mapping.length);\n\n for (i = 0; i < indexes.length; ++i) {\n out.writeShort(indexes[i]);\n }\n\n for (i = 0; i < strings.length; ++i) {\n out.writeByte(strings[i].length);\n out.writeString(strings[i]);\n }\n\n return out.get();\n };\n\n return anonymous;\n }(Table));\n })();\n\n var CmapTable = (function(){\n var CmapEntry = function CmapEntry(data, offset, codeMap) {\n var self = this;\n self.platformID = data.readShort();\n self.platformSpecificID = data.readShort();\n self.offset = offset + data.readLong();\n\n data.saveExcursion(function(){\n var code;\n data.offset(self.offset);\n self.format = data.readShort();\n\n switch (self.format) {\n case 0:\n self.length = data.readShort();\n self.language = data.readShort();\n for (var i = 0; i < 256; ++i) {\n codeMap[i] = data.readByte();\n }\n break;\n\n case 4:\n self.length = data.readShort();\n self.language = data.readShort();\n var segCount = data.readShort() / 2;\n\n data.skip(6); // searchRange, entrySelector, rangeShift\n var endCode = data.times(segCount, data.readShort);\n data.skip(2); // reserved pad\n var startCode = data.times(segCount, data.readShort);\n var idDelta = data.times(segCount, data.readShort_);\n var idRangeOffset = data.times(segCount, data.readShort);\n\n var count = (self.length + self.offset - data.offset()) / 2;\n var glyphIds = data.times(count, data.readShort);\n\n for (i = 0; i < segCount; ++i) {\n var start = startCode[i], end = endCode[i];\n for (code = start; code <= end; ++code) {\n var glyphId;\n if (idRangeOffset[i] === 0) {\n glyphId = code + idDelta[i];\n } else {\n ///\n // When non-zero, idRangeOffset contains for each segment the byte offset of the Glyph ID\n // into the glyphIds table, from the *current* `i` cell of idRangeOffset. In other words,\n // this offset spans from the first into the second array. This works, because the arrays\n // are consecutive in the TTF file:\n //\n // [ ...idRangeOffset... ][ ...glyphIds... ]\n // ...... 48 ...... .... ID ....\n // ^----- 48 bytes -----^\n //\n // (but I can't stop wondering why is it not just a plain index, possibly incremented by 1\n // so that we can have that special `zero` value.)\n //\n // The elements of idRangeOffset are even numbers, because both arrays contain 16-bit words,\n // yet the offset is in bytes. That is why we divide it by 2. Then we subtract the\n // remaining segments (segCount-i), and add the code-start offset, to which we need to add\n // the corresponding delta to get the actual glyph ID.\n ///\n var index = idRangeOffset[i] / 2 - (segCount - i) + (code - start);\n glyphId = glyphIds[index] || 0;\n if (glyphId !== 0) {\n glyphId += idDelta[i];\n }\n }\n codeMap[code] = glyphId & 0xFFFF;\n }\n }\n break;\n\n case 6:\n self.length = data.readShort();\n self.language = data.readShort();\n code = data.readShort();\n var length = data.readShort();\n while (length-- > 0) {\n codeMap[code++] = data.readShort();\n }\n break;\n\n case 12:\n data.readShort(); // reserved\n self.length = data.readLong();\n self.language = data.readLong();\n var ngroups = data.readLong();\n while (ngroups-- > 0) {\n code = data.readLong();\n var endCharCode = data.readLong();\n var glyphCode = data.readLong();\n while (code <= endCharCode) {\n codeMap[code++] = glyphCode++;\n }\n }\n break;\n\n default:\n if (window.console) {\n window.console.error(\"Unhandled CMAP format: \" + self.format);\n }\n }\n });\n };\n\n function renderCharmap(ncid2ogid, ogid2ngid) {\n var codes = sortedKeys(ncid2ogid);\n var startCodes = [];\n var endCodes = [];\n var last = null;\n var diff = null;\n\n function new_gid(charcode) {\n return ogid2ngid[ncid2ogid[charcode]];\n }\n\n for (var i = 0; i < codes.length; ++i) {\n var code = codes[i];\n var gid = new_gid(code);\n var delta = gid - code;\n if (last == null || delta !== diff) {\n if (last) {\n endCodes.push(last);\n }\n startCodes.push(code);\n diff = delta;\n }\n last = code;\n }\n\n if (last) {\n endCodes.push(last);\n }\n endCodes.push(0xFFFF);\n startCodes.push(0xFFFF);\n\n var segCount = startCodes.length;\n var segCountX2 = segCount * 2;\n var searchRange = 2 * Math.pow(2, Math.floor(Math.log(segCount) / Math.LN2));\n var entrySelector = Math.log(searchRange / 2) / Math.LN2;\n var rangeShift = segCountX2 - searchRange;\n\n var deltas = [];\n var rangeOffsets = [];\n var glyphIds = [];\n\n for (i = 0; i < segCount; ++i) {\n var startCode = startCodes[i];\n var endCode = endCodes[i];\n if (startCode == 0xFFFF) {\n deltas.push(0);\n rangeOffsets.push(0);\n break;\n }\n var startGlyph = new_gid(startCode);\n if (startCode - startGlyph >= 0x8000) {\n deltas.push(0);\n rangeOffsets.push(2 * (glyphIds.length + segCount - i));\n for (var j = startCode; j <= endCode; ++j) {\n glyphIds.push(new_gid(j));\n }\n } else {\n deltas.push(startGlyph - startCode);\n rangeOffsets.push(0);\n }\n }\n\n var out = BinaryStream();\n\n out.writeShort(3); // platformID\n out.writeShort(1); // platformSpecificID\n out.writeLong(12); // offset\n out.writeShort(4); // format\n out.writeShort(16 + segCount * 8 + glyphIds.length * 2); // length\n out.writeShort(0); // language\n out.writeShort(segCountX2);\n out.writeShort(searchRange);\n out.writeShort(entrySelector);\n out.writeShort(rangeShift);\n\n endCodes.forEach(out.writeShort);\n out.writeShort(0); // reserved pad\n startCodes.forEach(out.writeShort);\n deltas.forEach(out.writeShort_);\n rangeOffsets.forEach(out.writeShort);\n glyphIds.forEach(out.writeShort);\n\n return out.get();\n }\n\n return (function (Table) {\n function anonymous () {\n Table.apply(this, arguments);\n }\n\n if ( Table ) anonymous.__proto__ = Table;\n anonymous.prototype = Object.create( Table && Table.prototype );\n anonymous.prototype.constructor = anonymous;\n\n anonymous.prototype.parse = function parse (data) {\n var self = this;\n var offset = self.offset;\n data.offset(offset);\n self.codeMap = {};\n self.version = data.readShort();\n var tableCount = data.readShort();\n self.tables = data.times(tableCount, function(){\n return new CmapEntry(data, offset, self.codeMap);\n });\n };\n\n anonymous.render = function render (ncid2ogid, ogid2ngid) {\n var out = BinaryStream();\n out.writeShort(0); // version\n out.writeShort(1); // tableCount\n out.write(renderCharmap(ncid2ogid, ogid2ngid));\n return out.get();\n };\n\n return anonymous;\n }(Table));\n\n })();\n\n var OS2Table = (function (Table) {\n function OS2Table () {\n Table.apply(this, arguments);\n }\n\n if ( Table ) OS2Table.__proto__ = Table;\n OS2Table.prototype = Object.create( Table && Table.prototype );\n OS2Table.prototype.constructor = OS2Table;\n\n OS2Table.prototype.parse = function parse (data) {\n data.offset(this.offset);\n this.version = data.readShort();\n this.averageCharWidth = data.readShort_();\n this.weightClass = data.readShort();\n this.widthClass = data.readShort();\n this.type = data.readShort();\n this.ySubscriptXSize = data.readShort_();\n this.ySubscriptYSize = data.readShort_();\n this.ySubscriptXOffset = data.readShort_();\n this.ySubscriptYOffset = data.readShort_();\n this.ySuperscriptXSize = data.readShort_();\n this.ySuperscriptYSize = data.readShort_();\n this.ySuperscriptXOffset = data.readShort_();\n this.ySuperscriptYOffset = data.readShort_();\n this.yStrikeoutSize = data.readShort_();\n this.yStrikeoutPosition = data.readShort_();\n this.familyClass = data.readShort_();\n\n this.panose = data.times(10, data.readByte);\n this.charRange = data.times(4, data.readLong);\n\n this.vendorID = data.readString(4);\n this.selection = data.readShort();\n this.firstCharIndex = data.readShort();\n this.lastCharIndex = data.readShort();\n\n if (this.version > 0) {\n this.ascent = data.readShort_();\n this.descent = data.readShort_();\n this.lineGap = data.readShort_();\n this.winAscent = data.readShort();\n this.winDescent = data.readShort();\n this.codePageRange = data.times(2, data.readLong);\n\n if (this.version > 1) {\n this.xHeight = data.readShort();\n this.capHeight = data.readShort();\n this.defaultChar = data.readShort();\n this.breakChar = data.readShort();\n this.maxContext = data.readShort();\n }\n }\n };\n\n OS2Table.prototype.render = function render () {\n return this.raw();\n };\n\n return OS2Table;\n }(Table));\n\n var subsetTag = 100000;\n\n function nextSubsetTag() {\n var ret = \"\", n = String(subsetTag);\n for (var i = 0; i < n.length; ++i) {\n ret += String.fromCharCode(n.charCodeAt(i) - 48 + 65);\n }\n ++subsetTag;\n return ret;\n }\n\n var Subfont = function Subfont(font) {\n this.font = font;\n this.subset = {};\n this.unicodes = {};\n this.ogid2ngid = { 0: 0 };\n this.ngid2ogid = { 0: 0 };\n this.ncid2ogid = {};\n this.next = this.firstChar = 1;\n this.nextGid = 1;\n this.psName = nextSubsetTag() + \"+\" + this.font.psName;\n };\n\n Subfont.prototype.use = function use (ch) {\n var self = this;\n if (typeof ch == \"string\") {\n return ucs2decode(ch).reduce(function(ret, code){\n return ret + String.fromCharCode(self.use(code));\n }, \"\");\n }\n var code = self.unicodes[ch];\n if (!code) {\n code = self.next++;\n self.subset[code] = ch;\n self.unicodes[ch] = code;\n\n // generate new GID (glyph ID) and maintain newGID ->\n // oldGID and back mappings\n var old_gid = self.font.cmap.codeMap[ch];\n if (old_gid) {\n self.ncid2ogid[code] = old_gid;\n if (self.ogid2ngid[old_gid] == null) {\n var new_gid = self.nextGid++;\n self.ogid2ngid[old_gid] = new_gid;\n self.ngid2ogid[new_gid] = old_gid;\n }\n }\n }\n return code;\n };\n\n Subfont.prototype.encodeText = function encodeText (text) {\n return this.use(text);\n };\n\n Subfont.prototype.glyphIds = function glyphIds () {\n return sortedKeys(this.ogid2ngid);\n };\n\n Subfont.prototype.glyphsFor = function glyphsFor (glyphIds, result) {\n var this$1$1 = this;\n\n if (!result) {\n result = {};\n }\n for (var i = 0; i < glyphIds.length; ++i) {\n var id = glyphIds[i];\n if (!result[id]) {\n var glyph = result[id] = this$1$1.font.glyf.glyphFor(id);\n if (glyph && glyph.compound) {\n this$1$1.glyphsFor(glyph.glyphIds, result);\n }\n }\n }\n return result;\n };\n\n Subfont.prototype.render = function render () {\n var this$1$1 = this;\n\n var glyphs = this.glyphsFor(this.glyphIds());\n\n // add missing sub-glyphs\n for (var old_gid in glyphs) {\n if (hasOwnProperty$2(glyphs, old_gid)) {\n old_gid = parseInt(old_gid, 10);\n if (this$1$1.ogid2ngid[old_gid] == null) {\n var new_gid = this$1$1.nextGid++;\n this$1$1.ogid2ngid[old_gid] = new_gid;\n this$1$1.ngid2ogid[new_gid] = old_gid;\n }\n }\n }\n\n // must obtain old_gid_ids in an order matching sorted\n // new_gid_ids\n var new_gid_ids = sortedKeys(this.ngid2ogid);\n var old_gid_ids = new_gid_ids.map(function(id){\n return this.ngid2ogid[id];\n }, this);\n\n var font = this.font;\n var glyf = font.glyf.render(glyphs, old_gid_ids, this.ogid2ngid);\n var loca = font.loca.render(glyf.offsets);\n\n this.lastChar = this.next - 1;\n\n var tables = {\n \"cmap\" : CmapTable.render(this.ncid2ogid, this.ogid2ngid),\n \"glyf\" : glyf.table,\n \"loca\" : loca.table,\n \"hmtx\" : font.hmtx.render(old_gid_ids),\n \"hhea\" : font.hhea.render(old_gid_ids),\n \"maxp\" : font.maxp.render(old_gid_ids),\n \"post\" : font.post.render(old_gid_ids),\n \"name\" : font.name.render(this.psName),\n \"head\" : font.head.render(loca.format),\n \"OS/2\" : font.os2.render()\n };\n\n return this.font.directory.render(tables);\n };\n\n Subfont.prototype.cidToGidMap = function cidToGidMap () {\n var this$1$1 = this;\n\n var out = BinaryStream(), len = 0;\n for (var cid = this.firstChar; cid < this.next; ++cid) {\n while (len < cid) {\n out.writeShort(0);\n len++;\n }\n var old_gid = this$1$1.ncid2ogid[cid];\n if (old_gid) {\n var new_gid = this$1$1.ogid2ngid[old_gid];\n out.writeShort(new_gid);\n } else {\n out.writeShort(0);\n }\n len++;\n }\n return out.get();\n };\n\n var TTFFont = function TTFFont(rawData, name) {\n var self = this;\n var data = self.contents = BinaryStream(rawData);\n if (data.readString(4) == \"ttcf\") {\n var offset;\n var parse = function() {\n data.offset(offset);\n self.parse();\n };\n if (!name) {\n throw new Error(\"Must specify a name for TTC files\");\n }\n data.readLong(); // version\n var numFonts = data.readLong();\n for (var i = 0; i < numFonts; ++i) {\n offset = data.readLong();\n data.saveExcursion(parse);\n if (self.psName == name) {\n return;\n }\n }\n throw new Error(\"Font \" + name + \" not found in collection\");\n } else {\n data.offset(0);\n self.parse();\n }\n };\n\n TTFFont.prototype.parse = function parse () {\n var dir = this.directory = new Directory(this.contents);\n\n this.head = dir.readTable(\"head\", HeadTable);\n this.loca = dir.readTable(\"loca\", LocaTable);\n this.hhea = dir.readTable(\"hhea\", HheaTable);\n this.maxp = dir.readTable(\"maxp\", MaxpTable);\n this.hmtx = dir.readTable(\"hmtx\", HmtxTable);\n this.glyf = dir.readTable(\"glyf\", GlyfTable);\n this.name = dir.readTable(\"name\", NameTable);\n this.post = dir.readTable(\"post\", PostTable);\n this.cmap = dir.readTable(\"cmap\", CmapTable);\n this.os2 = dir.readTable(\"OS/2\", OS2Table);\n\n this.psName = this.name.postscriptName;\n this.ascent = this.os2.ascent || this.hhea.ascent;\n this.descent = this.os2.descent || this.hhea.descent;\n this.lineGap = this.os2.lineGap || this.hhea.lineGap;\n this.scale = 1000 / this.head.unitsPerEm;\n };\n\n TTFFont.prototype.widthOfGlyph = function widthOfGlyph (glyph) {\n return this.hmtx.forGlyph(glyph).advance * this.scale;\n };\n\n TTFFont.prototype.makeSubset = function makeSubset () {\n return new Subfont(this);\n };\n\n var deflate = deflate$1$1;\n\n function supportsDeflate() {\n return true;\n }\n\n /* eslint-disable no-multi-spaces, key-spacing, indent, camelcase, space-before-blocks, eqeqeq, brace-style */\n /* eslint-disable space-infix-ops, space-before-function-paren, array-bracket-spacing, object-curly-spacing */\n /* eslint-disable no-nested-ternary, max-params, default-case, no-else-return, no-empty */\n /* eslint-disable no-param-reassign, no-var, block-scoped-var */\n\n\n var browser$1$1 = support$1.browser;\n var NL = \"\\n\";\n\n var RESOURCE_COUNTER = 0;\n\n var PAPER_SIZE$1 = {\n a0 : [ 2383.94 , 3370.39 ],\n a1 : [ 1683.78 , 2383.94 ],\n a2 : [ 1190.55 , 1683.78 ],\n a3 : [ 841.89 , 1190.55 ],\n a4 : [ 595.28 , 841.89 ],\n a5 : [ 419.53 , 595.28 ],\n a6 : [ 297.64 , 419.53 ],\n a7 : [ 209.76 , 297.64 ],\n a8 : [ 147.40 , 209.76 ],\n a9 : [ 104.88 , 147.40 ],\n a10 : [ 73.70 , 104.88 ],\n b0 : [ 2834.65 , 4008.19 ],\n b1 : [ 2004.09 , 2834.65 ],\n b2 : [ 1417.32 , 2004.09 ],\n b3 : [ 1000.63 , 1417.32 ],\n b4 : [ 708.66 , 1000.63 ],\n b5 : [ 498.90 , 708.66 ],\n b6 : [ 354.33 , 498.90 ],\n b7 : [ 249.45 , 354.33 ],\n b8 : [ 175.75 , 249.45 ],\n b9 : [ 124.72 , 175.75 ],\n b10 : [ 87.87 , 124.72 ],\n c0 : [ 2599.37 , 3676.54 ],\n c1 : [ 1836.85 , 2599.37 ],\n c2 : [ 1298.27 , 1836.85 ],\n c3 : [ 918.43 , 1298.27 ],\n c4 : [ 649.13 , 918.43 ],\n c5 : [ 459.21 , 649.13 ],\n c6 : [ 323.15 , 459.21 ],\n c7 : [ 229.61 , 323.15 ],\n c8 : [ 161.57 , 229.61 ],\n c9 : [ 113.39 , 161.57 ],\n c10 : [ 79.37 , 113.39 ],\n executive : [ 521.86 , 756.00 ],\n folio : [ 612.00 , 936.00 ],\n legal : [ 612.00 , 1008.00 ],\n letter : [ 612.00 , 792.00 ],\n tabloid : [ 792.00 , 1224.00 ]\n };\n\n function makeOutput() {\n var indentLevel = 0, output = BinaryStream();\n function out() {\n var arguments$1 = arguments;\n\n for (var i = 0; i < arguments.length; ++i) {\n var x = arguments$1[i];\n if (x === undefined) {\n throw new Error(\"Cannot output undefined to PDF\");\n }\n else if (x instanceof PDFValue) {\n x.beforeRender(out);\n x.render(out);\n }\n else if (isArray$2(x)) {\n renderArray(x, out);\n }\n else if (isDate$2(x)) {\n renderDate(x, out);\n }\n else if (typeof x == \"number\") {\n if (isNaN(x)) {\n throw new Error(\"Cannot output NaN to PDF\");\n }\n // make sure it doesn't end up in exponent notation\n var num = x.toFixed(7);\n if (num.indexOf(\".\") >= 0) {\n num = num.replace(/\\.?0+$/, \"\");\n }\n if (num == \"-0\") {\n num = \"0\";\n }\n output.writeString(num);\n }\n else if (/string|boolean/.test(typeof x)) {\n output.writeString(String(x));\n }\n else if (typeof x.get == \"function\") {\n output.write(x.get());\n }\n else if (typeof x == \"object\") {\n if (!x) {\n output.writeString(\"null\");\n } else {\n out(new PDFDictionary(x));\n }\n }\n }\n }\n out.writeData = function(data) {\n output.write(data);\n };\n out.withIndent = function(f) {\n ++indentLevel;\n f(out);\n --indentLevel;\n };\n out.indent = function() {\n out(NL, pad$1(\"\", indentLevel * 2, \" \"));\n out.apply(null, arguments);\n };\n out.offset = function() {\n return output.offset();\n };\n out.toString = function() {\n throw new Error(\"FIX CALLER\");\n };\n out.get = function() {\n return output.get();\n };\n out.stream = function() {\n return output;\n };\n return out;\n }\n\n function wrapObject(value, id) {\n var beforeRender = value.beforeRender;\n var renderValue = value.render;\n\n value.beforeRender = function(){};\n\n value.render = function(out) {\n out(id, \" 0 R\");\n };\n\n value.renderFull = function(out) {\n value._offset = out.offset();\n out(id, \" 0 obj \");\n beforeRender.call(value, out);\n renderValue.call(value, out);\n out(\" endobj\");\n };\n }\n\n function getPaperOptions$1(getOption) {\n if (typeof getOption != \"function\") {\n var options = getOption;\n getOption = function(key, def) {\n return key in options ? options[key] : def;\n };\n }\n var paperSize = getOption(\"paperSize\", PAPER_SIZE$1.a4);\n if (!paperSize) {\n return {};\n }\n if (typeof paperSize == \"string\") {\n paperSize = PAPER_SIZE$1[paperSize.toLowerCase()];\n if (paperSize == null) {\n throw new Error(\"Unknown paper size\");\n }\n }\n\n paperSize[0] = unitsToPoints$1(paperSize[0]);\n paperSize[1] = unitsToPoints$1(paperSize[1]);\n\n if (getOption(\"landscape\", false)) {\n paperSize = [\n Math.max(paperSize[0], paperSize[1]),\n Math.min(paperSize[0], paperSize[1])\n ];\n }\n\n var margin = getOption(\"margin\");\n if (margin) {\n if (typeof margin == \"string\" || typeof margin == \"number\") {\n margin = unitsToPoints$1(margin, 0);\n margin = { left: margin, top: margin, right: margin, bottom: margin };\n } else {\n margin = {\n left : unitsToPoints$1(margin.left, 0),\n top : unitsToPoints$1(margin.top, 0),\n right : unitsToPoints$1(margin.right, 0),\n bottom : unitsToPoints$1(margin.bottom, 0)\n };\n }\n if (getOption(\"addMargin\")) {\n paperSize[0] += margin.left + margin.right;\n paperSize[1] += margin.top + margin.bottom;\n }\n }\n return { paperSize: paperSize, margin: margin };\n }\n\n var FONT_CACHE = {\n \"Times-Roman\" : true,\n \"Times-Bold\" : true,\n \"Times-Italic\" : true,\n \"Times-BoldItalic\" : true,\n \"Helvetica\" : true,\n \"Helvetica-Bold\" : true,\n \"Helvetica-Oblique\" : true,\n \"Helvetica-BoldOblique\" : true,\n \"Courier\" : true,\n \"Courier-Bold\" : true,\n \"Courier-Oblique\" : true,\n \"Courier-BoldOblique\" : true,\n \"Symbol\" : true,\n \"ZapfDingbats\" : true\n };\n\n function loadBinary$1(url, cont) {\n // IE throws Accesss denied error for Data URIs\n var m;\n if (browser$1$1.msie && (m = /^data:.*?;base64,/i.exec(url))) {\n cont(base64ToUint8Array(url.substr(m[0].length)));\n return;\n }\n\n function error() {\n if (window.console) {\n if (window.console.error) {\n window.console.error(\"Cannot load URL: %s\", url);\n } else {\n window.console.log(\"Cannot load URL: %s\", url);\n }\n }\n cont(null);\n }\n var req = new XMLHttpRequest();\n req.open('GET', url, true);\n if (HAS_TYPED_ARRAYS) {\n req.responseType = \"arraybuffer\";\n }\n req.onload = function() {\n if (req.status == 200 || req.status == 304) {\n if (HAS_TYPED_ARRAYS) {\n cont(new Uint8Array(req.response));\n } else {\n cont(new window.VBArray(req.responseBody).toArray()); // IE9 only\n }\n } else {\n error();\n }\n };\n req.onerror = error;\n req.send(null);\n }\n\n function loadFont(url, cont) {\n var font = FONT_CACHE[url];\n if (font) {\n cont(font);\n } else {\n loadBinary$1(url, function(data){\n if (data == null) {\n throw new Error(\"Cannot load font from \" + url);\n } else {\n var font = new TTFFont(data);\n FONT_CACHE[url] = font;\n cont(font);\n }\n });\n }\n }\n\n var IMAGE_CACHE$1 = {};\n\n function clearImageCache() {\n IMAGE_CACHE$1 = {};\n }\n\n function loadImage(url, size, cont, options) {\n var img = IMAGE_CACHE$1[url], bloburl, blob;\n if (img) {\n cont(img);\n } else {\n img = new Image();\n if (!(/^data:/i.test(url))) {\n img.crossOrigin = \"Anonymous\";\n }\n if (HAS_TYPED_ARRAYS && !(/^data:/i.test(url))) {\n // IE10 fails to load images from another domain even when the server sends the\n // proper CORS headers. a XHR, however, will be able to load the data.\n // http://stackoverflow.com/a/19734516/154985\n //\n // On the other hand, it's worth doing it this way for all browsers which support\n // responseType = \"blob\" (HAS_TYPED_ARRAYS will be true), because we can inspect the\n // mime type and if it's a JPEG (very common case) we can save a lot of time in\n // _load below.\n var xhr = new XMLHttpRequest();\n xhr.onload = function() {\n blob = xhr.response;\n if (browser$1$1.mozilla && blob.type == \"image/svg+xml\") {\n // Firefox won't render SVGs that don't contain width and height attributes.\n var reader = new FileReader();\n reader.onload = function() {\n var doc = new window.DOMParser().parseFromString(this.result, \"image/svg+xml\");\n var svg = doc.documentElement;\n if (svg.getAttribute(\"width\") && svg.getAttribute(\"height\")) {\n // we're good, continue with the existing blob.\n bloburl = URL.createObjectURL(blob);\n _load(bloburl);\n } else {\n svg.setAttribute(\"width\", size.width);\n svg.setAttribute(\"height\", size.height);\n var xml = new window.XMLSerializer().serializeToString(svg);\n var dataURL = \"data:image/svg+xml;base64,\" + (encodeBase64$1(xml));\n _load(dataURL);\n }\n };\n reader.readAsText(blob);\n } else {\n bloburl = URL.createObjectURL(blob);\n _load(bloburl);\n }\n };\n xhr.onerror = _onerror;\n xhr.open(\"GET\", url, true);\n xhr.responseType = \"blob\";\n xhr.send();\n } else {\n _load(url);\n }\n }\n\n function _load(url) {\n img.src = url;\n if (img.complete && !browser$1$1.msie) {\n // IE, bless its little heart, says img.complete == true even though the image is\n // not loaded (width=0), therefore we must go the onload route (ticket 929635).\n _onload.call(img);\n } else {\n img.onload = _onload;\n img.onerror = _onerror;\n }\n }\n\n function _trycanvas() {\n if (!size) {\n size = { width: img.width, height: img.height };\n }\n\n var canvas = document.createElement(\"canvas\");\n canvas.width = size.width;\n canvas.height = size.height;\n\n var ctx = canvas.getContext(\"2d\");\n ctx.drawImage(img, 0, 0, size.width, size.height);\n\n var imgdata;\n try {\n imgdata = ctx.getImageData(0, 0, size.width, size.height);\n } catch (ex) {\n // it tainted the canvas -- can't draw it.\n _onerror();\n return;\n } finally {\n if (bloburl) {\n URL.revokeObjectURL(bloburl);\n }\n }\n\n // in case it contains transparency, we must separate rgb data from the alpha\n // channel and create a PDFRawImage image with opacity. otherwise we can use a\n // PDFJpegImage.\n //\n // to do this in one step, we create the rgb and alpha streams anyway, even if\n // we might end up not using them if hasAlpha remains false.\n\n var hasAlpha = false, rgb = BinaryStream(), alpha = BinaryStream();\n var rawbytes = imgdata.data;\n var i = 0;\n while (i < rawbytes.length) {\n rgb.writeByte(rawbytes[i++]);\n rgb.writeByte(rawbytes[i++]);\n rgb.writeByte(rawbytes[i++]);\n var a = rawbytes[i++];\n if (a < 255) {\n hasAlpha = true;\n }\n alpha.writeByte(a);\n }\n\n if (hasAlpha || options.keepPNG) {\n img = new PDFRawImage(size.width, size.height, rgb, alpha);\n } else {\n // no transparency, encode as JPEG.\n var data = canvas.toDataURL(\"image/jpeg\", options.jpegQuality);\n data = data.substr(data.indexOf(\";base64,\") + 8);\n\n var stream = BinaryStream();\n stream.writeBase64(data);\n img = new PDFJpegImage(stream);\n }\n\n cont(IMAGE_CACHE$1[url] = img);\n }\n\n function _onerror() {\n cont(IMAGE_CACHE$1[url] = \"ERROR\");\n }\n\n function _onload() {\n if (size) {\n var svg = (blob && blob.type === 'image/svg+xml') || (\n /^data:image\\/svg\\+xml;/i.test(this.src.substring(0, 19))\n );\n\n var upscale = size.width >= img.width || size.height >= img.height;\n\n // Use the original image if requested size is bigger than the source,\n // unless it's an SVG that can be upscaled.\n if (!svg && upscale) {\n size = null;\n }\n }\n if (!size && blob && /^image\\/jpe?g$/i.test(blob.type)) {\n // If we know we got a JPEG, we can skip the process of rendering it to a\n // canvas, getting the pixel data, searching for transparency we know we won't\n // find, getting back a data URI and then decoding the BASE64 to finally get the\n // binary we already have. Also, we avoid downgrading the image quality, with\n // the possible drawback of making a bigger PDF; still, seems legit.\n //\n // Besides saving a lot of work, this also reuses the buffer memory\n // (BinaryStream does not create a copy), potentially saving some GC cycles.\n var reader = new FileReader();\n reader.onload = function() {\n try {\n var img = new PDFJpegImage(BinaryStream(new Uint8Array(this.result)));\n URL.revokeObjectURL(bloburl);\n cont(IMAGE_CACHE$1[url] = img);\n } catch (ex) {\n // if there's an error parsing the JPEG stream, it could be due to a\n // misconfigured server (improper content-type:\n // https://github.com/telerik/kendo-ui-core/issues/4184). If that's the case,\n // the canvas will still be able to draw it.\n _trycanvas();\n }\n };\n reader.readAsArrayBuffer(blob);\n } else {\n _trycanvas();\n }\n }\n }\n\n function manyLoader(loadOne) {\n return function(urls, callback) {\n var n = urls.length, i = n;\n if (n === 0) {\n return callback();\n }\n function next() {\n if (--n === 0) {\n callback();\n }\n }\n while (i-- > 0) {\n loadOne(urls[i], next);\n }\n };\n }\n\n var loadFonts = manyLoader(loadFont);\n var loadImages = function(images, callback, options) {\n options = Object.assign({\n jpegQuality : 0.92,\n keepPNG : false\n }, options);\n var urls = Object.keys(images), n = urls.length;\n if (n === 0) {\n return callback();\n }\n function next() {\n if (--n === 0) {\n callback();\n }\n }\n urls.forEach(function(url){\n loadImage(url, images[url], next, options);\n });\n };\n\n var PDFDocument = function PDFDocument (options) {\n var self = this;\n var out = makeOutput();\n var objcount = 0;\n var objects = [];\n\n function getOption(name, defval) {\n return (options && options[name] != null) ? options[name] : defval;\n }\n\n self.getOption = getOption;\n\n self.attach = function(value) {\n if (objects.indexOf(value) < 0) {\n wrapObject(value, ++objcount);\n objects.push(value);\n }\n return value;\n };\n\n self.pages = [];\n\n self.FONTS = {};\n self.IMAGES = {};\n self.GRAD_COL_FUNCTIONS = {}; // cache for color gradient functions\n self.GRAD_OPC_FUNCTIONS = {}; // cache for opacity gradient functions\n self.GRAD_COL = {}; // cache for whole color gradient objects\n self.GRAD_OPC = {}; // cache for whole opacity gradient objects\n\n var catalog = self.attach(new PDFCatalog());\n var pageTree = self.attach(new PDFPageTree());\n\n if (getOption(\"autoPrint\")) {\n var nameTree = {};\n nameTree.JavaScript = new PDFDictionary({ Names: [\n new PDFString(\"JS\"), self.attach(new PDFDictionary({\n S: _(\"JavaScript\"),\n JS: new PDFString(\"print(true);\")\n }))\n ] });\n catalog.props.Names = new PDFDictionary(nameTree);\n }\n\n catalog.setPages(pageTree);\n\n var info = self.attach(new PDFDictionary({\n Producer : new PDFString(getOption(\"producer\", \"Kendo UI PDF Generator\"), true), // XXX: kendo.version?\n Title : new PDFString(getOption(\"title\", \"\"), true),\n Author : new PDFString(getOption(\"author\", \"\"), true),\n Subject : new PDFString(getOption(\"subject\", \"\"), true),\n Keywords : new PDFString(getOption(\"keywords\", \"\"), true),\n Creator : new PDFString(getOption(\"creator\", \"Kendo UI PDF Generator\"), true),\n CreationDate : getOption(\"date\", new Date())\n }));\n\n self.addPage = function(options) {\n var paperOptions = getPaperOptions$1(function(name, defval){\n return (options && options[name] != null) ? options[name] : defval;\n });\n var paperSize = paperOptions.paperSize;\n var margin = paperOptions.margin;\n var contentWidth = paperSize[0];\n var contentHeight = paperSize[1];\n if (margin) {\n contentWidth -= margin.left + margin.right;\n contentHeight -= margin.top + margin.bottom;\n }\n var content = new PDFStream(makeOutput(), null, true);\n var props = {\n Contents : self.attach(content),\n Parent : pageTree,\n MediaBox : [ 0, 0, paperSize[0], paperSize[1] ]\n };\n var page = new PDFPage(self, props);\n page._content = content;\n pageTree.addPage(self.attach(page));\n\n // canvas-like coord. system. (0,0) is upper-left.\n // text must be vertically mirorred before drawing.\n page.transform(1, 0, 0, -1, 0, paperSize[1]);\n\n if (margin) {\n page.translate(margin.left, margin.top);\n // XXX: clip to right/bottom margin. Make this optional?\n page.rect(0, 0, contentWidth, contentHeight);\n page.clip();\n }\n\n self.pages.push(page);\n return page;\n };\n\n self.render = function() {\n var i;\n /// file header\n out(\"%PDF-1.4\", NL, \"%\\xc2\\xc1\\xda\\xcf\\xce\", NL, NL);\n\n /// file body\n for (i = 0; i < objects.length; ++i) {\n objects[i].renderFull(out);\n out(NL, NL);\n }\n\n /// cross-reference table\n var xrefOffset = out.offset();\n out(\"xref\", NL, 0, \" \", objects.length + 1, NL);\n out(\"0000000000 65535 f \", NL);\n for (i = 0; i < objects.length; ++i) {\n out(zeropad(objects[i]._offset, 10), \" 00000 n \", NL);\n }\n out(NL);\n\n /// trailer\n out(\"trailer\", NL);\n out(new PDFDictionary({\n Size: objects.length + 1,\n Root: catalog,\n Info: info\n }), NL, NL);\n\n /// end\n out(\"startxref\", NL, xrefOffset, NL);\n out(\"%%EOF\", NL);\n\n return out.stream().offset(0);\n };\n\n self.loadFonts = loadFonts;\n self.loadImages = loadImages;\n };\n\n PDFDocument.prototype.getFont = function getFont (url) {\n var font = this.FONTS[url];\n if (!font) {\n font = FONT_CACHE[url];\n if (!font) {\n throw new Error(\"Font \" + url + \" has not been loaded\");\n }\n if (font === true) {\n font = this.attach(new PDFStandardFont(url));\n } else {\n font = this.attach(new PDFFont(this, font));\n }\n this.FONTS[url] = font;\n }\n return font;\n };\n\n PDFDocument.prototype.getImage = function getImage (url) {\n var img = this.IMAGES[url];\n if (!img) {\n img = IMAGE_CACHE$1[url];\n if (!img) {\n throw new Error(\"Image \" + url + \" has not been loaded\");\n }\n if (img === \"ERROR\") {\n return null;\n }\n img = this.IMAGES[url] = this.attach(img.asStream(this));\n }\n return img;\n };\n\n PDFDocument.prototype.getOpacityGS = function getOpacityGS (opacity, forStroke) {\n var id = parseFloat(opacity).toFixed(3);\n opacity = parseFloat(id);\n id += forStroke ? \"S\" : \"F\";\n var cache = this._opacityGSCache || (this._opacityGSCache = {});\n var gs = cache[id];\n if (!gs) {\n var props = {\n Type: _(\"ExtGState\")\n };\n if (forStroke) {\n props.CA = opacity;\n } else {\n props.ca = opacity;\n }\n gs = this.attach(new PDFDictionary(props));\n gs._resourceName = _(\"GS\" + (++RESOURCE_COUNTER));\n cache[id] = gs;\n }\n return gs;\n };\n\n PDFDocument.prototype.dict = function dict (props) {\n return new PDFDictionary(props);\n };\n\n PDFDocument.prototype.name = function name (str) {\n return _(str);\n };\n\n PDFDocument.prototype.stream = function stream (props, content) {\n return new PDFStream(content, props);\n };\n\n /* -----[ utils ]----- */\n\n function pad$1(str, len, ch) {\n while (str.length < len) {\n str = ch + str;\n }\n return str;\n }\n\n function zeropad(n, len) {\n return pad$1(String(n), len, \"0\");\n }\n\n function hasOwnProperty$1(obj, key) {\n return Object.prototype.hasOwnProperty.call(obj, key);\n }\n\n var isArray$2 = Array.isArray || function(obj) {\n return obj instanceof Array;\n };\n\n function isDate$2(obj) {\n return obj instanceof Date;\n }\n\n function renderArray(a, out) {\n out(\"[\");\n if (a.length > 0) {\n out.withIndent(function(){\n for (var i = 0; i < a.length; ++i) {\n if (i > 0 && i % 8 === 0) {\n out.indent(a[i]);\n } else {\n out(\" \", a[i]);\n }\n }\n });\n //out.indent();\n }\n out(\" ]\");\n }\n\n function renderDate(date, out) {\n out(\"(D:\",\n zeropad(date.getUTCFullYear(), 4),\n zeropad(date.getUTCMonth() + 1, 2),\n zeropad(date.getUTCDate(), 2),\n zeropad(date.getUTCHours(), 2),\n zeropad(date.getUTCMinutes(), 2),\n zeropad(date.getUTCSeconds(), 2),\n \"Z)\");\n }\n\n function mm2pt$1(mm) {\n return mm * (72/25.4);\n }\n\n function cm2pt$1(cm) {\n return mm2pt$1(cm * 10);\n }\n\n function in2pt$1(inch) {\n return inch * 72;\n }\n\n\n function unitsToPoints$1(x, def) {\n if (typeof x == \"number\") {\n return x;\n }\n if (typeof x == \"string\") {\n var m;\n m = /^\\s*([0-9.]+)\\s*(mm|cm|in|pt)\\s*$/.exec(x);\n if (m) {\n var num = parseFloat(m[1]);\n if (!isNaN(num)) {\n if (m[2] == \"pt\") {\n return num;\n }\n return {\n \"mm\": mm2pt$1,\n \"cm\": cm2pt$1,\n \"in\": in2pt$1\n }[m[2]](num);\n }\n }\n }\n if (def != null) {\n return def;\n }\n throw new Error(\"Can't parse unit: \" + x);\n }\n\n /* -----[ PDF basic objects ]----- */\n\n var PDFValue = function PDFValue () {};\n\n PDFValue.prototype.beforeRender = function beforeRender () {};\n\n var PDFString = (function (PDFValue) {\n function PDFString(value, utf16be) {\n PDFValue.call(this);\n this.value = value;\n this.utf16be = Boolean(utf16be);\n }\n\n if ( PDFValue ) PDFString.__proto__ = PDFValue;\n PDFString.prototype = Object.create( PDFValue && PDFValue.prototype );\n PDFString.prototype.constructor = PDFString;\n\n PDFString.prototype.render = function render (out) {\n var txt = this.value;\n if (this.utf16be) {\n txt = BOM + encodeUTF16BE(txt);\n txt = txt.replace(/([\\(\\)\\\\])/g, \"\\\\$1\");\n out(\"(\", txt, \")\");\n } else {\n // out.writeString truncates charcodes to 8 bits and\n // 0x128 & 0xFF is 40, the code for open paren.\n // therefore we need to do the chopping here to make\n // sure we backslash all cases.\n var data = [ 40 ]; // open PDF string '('\n for (var i = 0; i < txt.length; ++i) {\n var code = txt.charCodeAt(i) & 0xFF;\n if (code == 40 || code == 41 || code == 92) {\n // backslash before (, ) and \\\n data.push(92);\n }\n data.push(code);\n }\n data.push(41); // ')' close PDF string\n out.writeData(data);\n }\n };\n\n PDFString.prototype.toString = function toString () {\n return this.value;\n };\n\n return PDFString;\n }(PDFValue));\n\n var PDFHexString = (function (PDFString) {\n function PDFHexString(value) {\n PDFString.call(this, value);\n this.value = value;\n }\n\n if ( PDFString ) PDFHexString.__proto__ = PDFString;\n PDFHexString.prototype = Object.create( PDFString && PDFString.prototype );\n PDFHexString.prototype.constructor = PDFHexString;\n\n PDFHexString.prototype.render = function render (out) {\n var this$1$1 = this;\n\n out(\"<\");\n for (var i = 0; i < this.value.length; ++i) {\n out(zeropad(this$1$1.value.charCodeAt(i).toString(16), 4));\n }\n out(\">\");\n };\n\n return PDFHexString;\n }(PDFString));\n\n /// names\n var PDFName = (function (PDFValue) {\n function PDFName(name) {\n PDFValue.call(this);\n this.name = name;\n }\n\n if ( PDFValue ) PDFName.__proto__ = PDFValue;\n PDFName.prototype = Object.create( PDFValue && PDFValue.prototype );\n PDFName.prototype.constructor = PDFName;\n\n PDFName.get = function get (name) {\n return _(name);\n };\n\n PDFName.prototype.render = function render (out) {\n out(\"/\" + this.escape());\n };\n\n PDFName.prototype.escape = function escape () {\n return this.name.replace(/[^\\x21-\\x7E]/g, function(c){\n return \"#\" + zeropad(c.charCodeAt(0).toString(16), 2);\n });\n };\n\n PDFName.prototype.toString = function toString () {\n return this.name;\n };\n\n return PDFName;\n }(PDFValue));\n\n function _(name) {\n return new PDFName(name);\n }\n\n /// dictionary\n\n var PDFDictionary = (function (PDFValue) {\n function PDFDictionary(props) {\n PDFValue.call(this);\n this.props = props;\n }\n\n if ( PDFValue ) PDFDictionary.__proto__ = PDFValue;\n PDFDictionary.prototype = Object.create( PDFValue && PDFValue.prototype );\n PDFDictionary.prototype.constructor = PDFDictionary;\n\n PDFDictionary.prototype.render = function render (out) {\n var props = this.props, empty = true;\n out(\"<<\");\n out.withIndent(function(){\n for (var i in props) {\n if (hasOwnProperty$1(props, i) && !/^_/.test(i)) {\n empty = false;\n out.indent(_(i), \" \", props[i]);\n }\n }\n });\n if (!empty) {\n out.indent();\n }\n out(\">>\");\n };\n\n return PDFDictionary;\n }(PDFValue));\n\n /// streams\n\n var PDFStream = (function (PDFValue) {\n function PDFStream(data, props, compress) {\n PDFValue.call(this);\n if (typeof data == \"string\") {\n var tmp = BinaryStream();\n tmp.write(data);\n data = tmp;\n }\n this.data = data;\n this.props = props || {};\n this.compress = compress;\n }\n\n if ( PDFValue ) PDFStream.__proto__ = PDFValue;\n PDFStream.prototype = Object.create( PDFValue && PDFValue.prototype );\n PDFStream.prototype.constructor = PDFStream;\n\n PDFStream.prototype.render = function render (out) {\n var data = this.data.get(), props = this.props;\n if (this.compress && supportsDeflate()) {\n if (!props.Filter) {\n props.Filter = [];\n } else if (!(props.Filter instanceof Array)) {\n props.Filter = [ props.Filter ];\n }\n props.Filter.unshift(_(\"FlateDecode\"));\n data = deflate(data);\n }\n props.Length = data.length;\n out(new PDFDictionary(props), \" stream\", NL);\n out.writeData(data);\n out(NL, \"endstream\");\n };\n\n return PDFStream;\n }(PDFValue));\n\n /// catalog\n\n var PDFCatalog = (function (PDFDictionary) {\n function PDFCatalog() {\n PDFDictionary.call(this, {\n Type: _(\"Catalog\")\n });\n }\n\n if ( PDFDictionary ) PDFCatalog.__proto__ = PDFDictionary;\n PDFCatalog.prototype = Object.create( PDFDictionary && PDFDictionary.prototype );\n PDFCatalog.prototype.constructor = PDFCatalog;\n\n PDFCatalog.prototype.setPages = function setPages (pagesObj) {\n this.props.Pages = pagesObj;\n };\n\n return PDFCatalog;\n }(PDFDictionary));\n\n /// page tree\n\n var PDFPageTree = (function (PDFDictionary) {\n function PDFPageTree() {\n PDFDictionary.call(this, {\n Type : _(\"Pages\"),\n Kids : [],\n Count : 0\n });\n }\n\n if ( PDFDictionary ) PDFPageTree.__proto__ = PDFDictionary;\n PDFPageTree.prototype = Object.create( PDFDictionary && PDFDictionary.prototype );\n PDFPageTree.prototype.constructor = PDFPageTree;\n\n PDFPageTree.prototype.addPage = function addPage (pageObj) {\n this.props.Kids.push(pageObj);\n this.props.Count++;\n };\n\n return PDFPageTree;\n }(PDFDictionary));\n\n /// images\n\n // JPEG\n\n var SOF_CODES = [0xc0, 0xc1, 0xc2, 0xc3, 0xc5, 0xc6, 0xc7, 0xc9, 0xca, 0xcb, 0xcd, 0xce, 0xcf];\n\n var PDFJpegImage = function PDFJpegImage(data) {\n // we must determine the correct color space. we'll parse a bit\n // of the JPEG stream for this, it's still better than going\n // through the canvas.\n // https://github.com/telerik/kendo-ui-core/issues/2845\n data.offset(0);\n var width, height, colorSpace, bitsPerComponent;\n var soi = data.readShort();\n if (soi != 0xFFD8) {\n // XXX: do we have some better options here?\n throw new Error(\"Invalid JPEG image\");\n }\n while (!data.eof()) {\n var ff = data.readByte();\n if (ff != 0xFF) {\n throw new Error(\"Invalid JPEG image\");\n }\n var marker = data.readByte();\n var length = data.readShort();\n if (SOF_CODES.indexOf(marker) >= 0) {\n // \"start of frame\" marker\n bitsPerComponent = data.readByte();\n height = data.readShort();\n width = data.readShort();\n colorSpace = data.readByte();\n break;\n }\n data.skip(length - 2);\n }\n\n if (colorSpace == null) {\n throw new Error(\"Invalid JPEG image\");\n }\n\n var props = {\n Type : _(\"XObject\"),\n Subtype : _(\"Image\"),\n Width : width,\n Height : height,\n BitsPerComponent : bitsPerComponent,\n Filter : _(\"DCTDecode\")\n };\n\n switch (colorSpace) {\n case 1:\n props.ColorSpace = _(\"DeviceGray\");\n break;\n case 3:\n props.ColorSpace = _(\"DeviceRGB\");\n break;\n case 4:\n props.ColorSpace = _(\"DeviceCMYK\");\n props.Decode = [ 1, 0, 1, 0, 1, 0, 1, 0 ]; // invert colors\n break;\n }\n\n this.asStream = function() {\n data.offset(0);\n var stream = new PDFStream(data, props);\n stream._resourceName = _(\"I\" + (++RESOURCE_COUNTER));\n return stream;\n };\n };\n\n // PDFRawImage will be used for images with transparency (PNG)\n\n var PDFRawImage = function PDFRawImage(width, height, rgb, alpha) {\n this.asStream = function(pdf) {\n var mask = new PDFStream(alpha, {\n Type : _(\"XObject\"),\n Subtype : _(\"Image\"),\n Width : width,\n Height : height,\n BitsPerComponent : 8,\n ColorSpace : _(\"DeviceGray\")\n }, true);\n var stream = new PDFStream(rgb, {\n Type : _(\"XObject\"),\n Subtype : _(\"Image\"),\n Width : width,\n Height : height,\n BitsPerComponent : 8,\n ColorSpace : _(\"DeviceRGB\"),\n SMask : pdf.attach(mask)\n }, true);\n stream._resourceName = _(\"I\" + (++RESOURCE_COUNTER));\n return stream;\n };\n };\n\n /// standard fonts\n\n var PDFStandardFont = (function (PDFDictionary) {\n function PDFStandardFont(name){\n PDFDictionary.call(this, {\n Type : _(\"Font\"),\n Subtype : _(\"Type1\"),\n BaseFont : _(name)\n });\n\n this._resourceName = _(\"F\" + (++RESOURCE_COUNTER));\n }\n\n if ( PDFDictionary ) PDFStandardFont.__proto__ = PDFDictionary;\n PDFStandardFont.prototype = Object.create( PDFDictionary && PDFDictionary.prototype );\n PDFStandardFont.prototype.constructor = PDFStandardFont;\n\n PDFStandardFont.prototype.encodeText = function encodeText (str) {\n return new PDFString(String(str));\n };\n\n return PDFStandardFont;\n }(PDFDictionary));\n\n /// TTF fonts\n\n var PDFFont = (function (PDFDictionary) {\n function PDFFont(pdf, font, props){\n PDFDictionary.call(this, {});\n\n props = this.props;\n props.Type = _(\"Font\");\n props.Subtype = _(\"Type0\");\n props.Encoding = _(\"Identity-H\");\n\n this._pdf = pdf;\n this._font = font;\n this._sub = font.makeSubset();\n this._resourceName = _(\"F\" + (++RESOURCE_COUNTER));\n\n var head = font.head;\n\n this.name = font.psName;\n var scale = this.scale = font.scale;\n this.bbox = [\n head.xMin * scale,\n head.yMin * scale,\n head.xMax * scale,\n head.yMax * scale\n ];\n\n this.italicAngle = font.post.italicAngle;\n this.ascent = font.ascent * scale;\n this.descent = font.descent * scale;\n this.lineGap = font.lineGap * scale;\n this.capHeight = font.os2.capHeight || this.ascent;\n this.xHeight = font.os2.xHeight || 0;\n this.stemV = 0;\n\n this.familyClass = (font.os2.familyClass || 0) >> 8;\n this.isSerif = this.familyClass >= 1 && this.familyClass <= 7;\n this.isScript = this.familyClass == 10;\n\n this.flags = ((font.post.isFixedPitch ? 1 : 0) |\n (this.isSerif ? 1 << 1 : 0) |\n (this.isScript ? 1 << 3 : 0) |\n (this.italicAngle !== 0 ? 1 << 6 : 0) |\n (1 << 5));\n }\n\n if ( PDFDictionary ) PDFFont.__proto__ = PDFDictionary;\n PDFFont.prototype = Object.create( PDFDictionary && PDFDictionary.prototype );\n PDFFont.prototype.constructor = PDFFont;\n\n PDFFont.prototype.encodeText = function encodeText (text) {\n return new PDFHexString(this._sub.encodeText(String(text)));\n };\n\n PDFFont.prototype.getTextWidth = function getTextWidth (fontSize, text) {\n var this$1$1 = this;\n\n var width = 0, codeMap = this._font.cmap.codeMap;\n for (var i = 0; i < text.length; ++i) {\n var glyphId = codeMap[text.charCodeAt(i)];\n width += this$1$1._font.widthOfGlyph(glyphId || 0);\n }\n return width * fontSize / 1000;\n };\n\n PDFFont.prototype.beforeRender = function beforeRender () {\n var self = this;\n var sub = self._sub;\n\n // write the TTF data\n var data = sub.render();\n var fontStream = new PDFStream(BinaryStream(data), {\n Length1: data.length\n }, true);\n\n var descriptor = self._pdf.attach(new PDFDictionary({\n Type : _(\"FontDescriptor\"),\n FontName : _(self._sub.psName),\n FontBBox : self.bbox,\n Flags : self.flags,\n StemV : self.stemV,\n ItalicAngle : self.italicAngle,\n Ascent : self.ascent,\n Descent : self.descent,\n CapHeight : self.capHeight,\n XHeight : self.xHeight,\n FontFile2 : self._pdf.attach(fontStream)\n }));\n\n var cmap = sub.ncid2ogid;\n var firstChar = sub.firstChar;\n var lastChar = sub.lastChar;\n var charWidths = [];\n (function loop(i, chunk){\n if (i <= lastChar) {\n var gid = cmap[i];\n if (gid == null) {\n loop(i + 1);\n } else {\n if (!chunk) {\n charWidths.push(i, chunk = []);\n }\n chunk.push(self._font.widthOfGlyph(gid));\n loop(i + 1, chunk);\n }\n }\n })(firstChar);\n\n // As if two dictionaries weren't enough, we need another\n // one, the \"descendant font\". Only that one can be of\n // Subtype CIDFontType2. PDF is the X11 of document\n // formats: portable but full of legacy that nobody cares\n // about anymore.\n\n var descendant = new PDFDictionary({\n Type: _(\"Font\"),\n Subtype: _(\"CIDFontType2\"),\n BaseFont: _(self._sub.psName),\n CIDSystemInfo: new PDFDictionary({\n Registry : new PDFString(\"Adobe\"),\n Ordering : new PDFString(\"Identity\"),\n Supplement : 0\n }),\n FontDescriptor: descriptor,\n FirstChar: firstChar,\n LastChar: lastChar,\n DW: Math.round(self._font.widthOfGlyph(0)),\n W: charWidths,\n CIDToGIDMap: self._pdf.attach(self._makeCidToGidMap())\n });\n\n var dict = self.props;\n dict.BaseFont = _(self._sub.psName);\n dict.DescendantFonts = [ self._pdf.attach(descendant) ];\n\n // Compute the ToUnicode map so that apps can extract\n // meaningful text from the PDF.\n var unimap = new PDFToUnicodeCmap(firstChar, lastChar, sub.subset);\n var unimapStream = new PDFStream(makeOutput(), null, true);\n unimapStream.data(unimap);\n dict.ToUnicode = self._pdf.attach(unimapStream);\n };\n\n PDFFont.prototype._makeCidToGidMap = function _makeCidToGidMap () {\n return new PDFStream(BinaryStream(this._sub.cidToGidMap()), null, true);\n };\n\n return PDFFont;\n }(PDFDictionary));\n\n var PDFToUnicodeCmap = (function (PDFValue) {\n function PDFToUnicodeCmap(firstChar, lastChar, map){\n PDFValue.call(this);\n this.firstChar = firstChar;\n this.lastChar = lastChar;\n this.map = map;\n }\n\n if ( PDFValue ) PDFToUnicodeCmap.__proto__ = PDFValue;\n PDFToUnicodeCmap.prototype = Object.create( PDFValue && PDFValue.prototype );\n PDFToUnicodeCmap.prototype.constructor = PDFToUnicodeCmap;\n\n PDFToUnicodeCmap.prototype.render = function render (out) {\n out.indent(\"/CIDInit /ProcSet findresource begin\");\n out.indent(\"12 dict begin\");\n out.indent(\"begincmap\");\n out.indent(\"/CIDSystemInfo <<\");\n out.indent(\" /Registry (Adobe)\");\n out.indent(\" /Ordering (UCS)\");\n out.indent(\" /Supplement 0\");\n out.indent(\">> def\");\n out.indent(\"/CMapName /Adobe-Identity-UCS def\");\n out.indent(\"/CMapType 2 def\");\n out.indent(\"1 begincodespacerange\");\n out.indent(\" <0000>\");\n out.indent(\"endcodespacerange\");\n\n var self = this;\n out.indent(self.lastChar - self.firstChar + 1, \" beginbfchar\");\n out.withIndent(function(){\n for (var code = self.firstChar; code <= self.lastChar; ++code) {\n var unicode = self.map[code];\n var str = ucs2encode([ unicode ]);\n out.indent(\"<\", zeropad(code.toString(16), 4), \">\", \"<\");\n for (var i = 0; i < str.length; ++i) {\n out(zeropad(str.charCodeAt(i).toString(16), 4));\n }\n out(\">\");\n }\n });\n out.indent(\"endbfchar\");\n\n out.indent(\"endcmap\");\n out.indent(\"CMapName currentdict /CMap defineresource pop\");\n out.indent(\"end\");\n out.indent(\"end\");\n };\n\n return PDFToUnicodeCmap;\n }(PDFValue));\n\n /// gradients\n\n function makeHash(a) {\n return a.map(function(x){\n return isArray$2(x) ? makeHash(x)\n : typeof x == \"number\" ? (Math.round(x * 1000) / 1000).toFixed(3)\n : x;\n }).join(\" \");\n }\n\n function cacheColorGradientFunction(pdf, r1, g1, b1, r2, g2, b2) {\n var hash = makeHash([ r1, g1, b1, r2, g2, b2 ]);\n var func = pdf.GRAD_COL_FUNCTIONS[hash];\n if (!func) {\n func = pdf.GRAD_COL_FUNCTIONS[hash] = pdf.attach(new PDFDictionary({\n FunctionType: 2,\n Domain: [ 0, 1 ],\n Range: [ 0, 1, 0, 1, 0, 1 ],\n N: 1,\n C0: [ r1 , g1 , b1 ],\n C1: [ r2 , g2 , b2 ]\n }));\n }\n return func;\n }\n\n function cacheOpacityGradientFunction(pdf, a1, a2) {\n var hash = makeHash([ a1, a2 ]);\n var func = pdf.GRAD_OPC_FUNCTIONS[hash];\n if (!func) {\n func = pdf.GRAD_OPC_FUNCTIONS[hash] = pdf.attach(new PDFDictionary({\n FunctionType: 2,\n Domain: [ 0, 1 ],\n Range: [ 0, 1 ],\n N: 1,\n C0: [ a1 ],\n C1: [ a2 ]\n }));\n }\n return func;\n }\n\n function makeGradientFunctions(pdf, stops) {\n var hasAlpha = false;\n var opacities = [];\n var colors = [];\n var offsets = [];\n var encode = [];\n var i, prev, cur, prevColor, curColor;\n for (i = 1; i < stops.length; ++i) {\n prev = stops[i - 1];\n cur = stops[i];\n prevColor = prev.color;\n curColor = cur.color;\n colors.push(cacheColorGradientFunction(\n pdf,\n prevColor.r, prevColor.g, prevColor.b,\n curColor.r, curColor.g, curColor.b\n ));\n if (prevColor.a < 1 || curColor.a < 1) {\n hasAlpha = true;\n }\n offsets.push(cur.offset);\n encode.push(0, 1);\n }\n if (hasAlpha) {\n for (i = 1; i < stops.length; ++i) {\n prev = stops[i - 1];\n cur = stops[i];\n prevColor = prev.color;\n curColor = cur.color;\n opacities.push(cacheOpacityGradientFunction(\n pdf, prevColor.a, curColor.a\n ));\n }\n }\n offsets.pop();\n return {\n hasAlpha : hasAlpha,\n colors : assemble(colors),\n opacities : hasAlpha ? assemble(opacities) : null\n };\n function assemble(funcs) {\n if (funcs.length == 1) {\n return funcs[0];\n }\n return {\n FunctionType: 3,\n Functions: funcs,\n Domain: [ 0, 1 ],\n Bounds: offsets,\n Encode: encode\n };\n }\n }\n\n function cacheColorGradient(pdf, isRadial, stops, coords, funcs, box) {\n var shading, hash;\n // if box is given then we have user-space coordinates, which\n // means the gradient is designed for a certain position/size\n // on page. caching won't do any good.\n if (!box) {\n var a = [ isRadial ].concat(coords);\n stops.forEach(function(x){\n a.push(x.offset, x.color.r, x.color.g, x.color.b);\n });\n hash = makeHash(a);\n shading = pdf.GRAD_COL[hash];\n }\n if (!shading) {\n shading = new PDFDictionary({\n Type: _(\"Shading\"),\n ShadingType: isRadial ? 3 : 2,\n ColorSpace: _(\"DeviceRGB\"),\n Coords: coords,\n Domain: [ 0, 1 ],\n Function: funcs,\n Extend: [ true, true ]\n });\n pdf.attach(shading);\n shading._resourceName = \"S\" + (++RESOURCE_COUNTER);\n if (hash) {\n pdf.GRAD_COL[hash] = shading;\n }\n }\n return shading;\n }\n\n function cacheOpacityGradient(pdf, isRadial, stops, coords, funcs, box) {\n var opacity, hash;\n // if box is given then we have user-space coordinates, which\n // means the gradient is designed for a certain position/size\n // on page. caching won't do any good.\n if (!box) {\n var a = [ isRadial ].concat(coords);\n stops.forEach(function(x){\n a.push(x.offset, x.color.a);\n });\n hash = makeHash(a);\n opacity = pdf.GRAD_OPC[hash];\n }\n if (!opacity) {\n opacity = new PDFDictionary({\n Type: _(\"ExtGState\"),\n AIS: false,\n CA: 1,\n ca: 1,\n SMask: {\n Type: _(\"Mask\"),\n S: _(\"Luminosity\"),\n G: pdf.attach(new PDFStream(\"/a0 gs /s0 sh\", {\n Type: _(\"XObject\"),\n Subtype: _(\"Form\"),\n FormType: 1,\n BBox: (box ? [\n box.left, box.top + box.height, box.left + box.width, box.top\n ] : [ 0, 1, 1, 0 ]),\n Group: {\n Type: _(\"Group\"),\n S: _(\"Transparency\"),\n CS: _(\"DeviceGray\"),\n I: true\n },\n Resources: {\n ExtGState: {\n a0: { CA: 1, ca: 1 }\n },\n Shading: {\n s0: {\n ColorSpace: _(\"DeviceGray\"),\n Coords: coords,\n Domain: [ 0, 1 ],\n ShadingType: isRadial ? 3 : 2,\n Function: funcs,\n Extend: [ true, true ]\n }\n }\n }\n }))\n }\n });\n pdf.attach(opacity);\n opacity._resourceName = \"O\" + (++RESOURCE_COUNTER);\n if (hash) {\n pdf.GRAD_OPC[hash] = opacity;\n }\n }\n return opacity;\n }\n\n function cacheGradient(pdf, gradient, box) {\n var isRadial = gradient.type == \"radial\";\n var funcs = makeGradientFunctions(pdf, gradient.stops);\n var coords = isRadial ? [\n gradient.start.x , gradient.start.y , gradient.start.r,\n gradient.end.x , gradient.end.y , gradient.end.r\n ] : [\n gradient.start.x , gradient.start.y,\n gradient.end.x , gradient.end.y\n ];\n var shading = cacheColorGradient(\n pdf, isRadial, gradient.stops, coords, funcs.colors, gradient.userSpace && box\n );\n var opacity = funcs.hasAlpha ? cacheOpacityGradient(\n pdf, isRadial, gradient.stops, coords, funcs.opacities, gradient.userSpace && box\n ) : null;\n return {\n hasAlpha: funcs.hasAlpha,\n shading: shading,\n opacity: opacity\n };\n }\n\n /// page object\n\n var PDFPage = (function (PDFDictionary) {\n function PDFPage(pdf, props){\n PDFDictionary.call(this, props);\n\n this._pdf = pdf;\n this._rcount = 0;\n this._textMode = false;\n this._fontResources = {};\n this._gsResources = {};\n this._xResources = {};\n this._patResources = {};\n this._shResources = {};\n this._opacity = 1;\n this._matrix = [ 1, 0, 0, 1, 0, 0 ];\n this._annotations = [];\n\n this._font = null;\n this._fontSize = null;\n\n this._contextStack = [];\n\n props = this.props;\n props.Type = _(\"Page\");\n props.ProcSet = [\n _(\"PDF\"),\n _(\"Text\"),\n _(\"ImageB\"),\n _(\"ImageC\"),\n _(\"ImageI\")\n ];\n props.Resources = new PDFDictionary({\n Font : new PDFDictionary(this._fontResources),\n ExtGState : new PDFDictionary(this._gsResources),\n XObject : new PDFDictionary(this._xResources),\n Pattern : new PDFDictionary(this._patResources),\n Shading : new PDFDictionary(this._shResources)\n });\n props.Annots = this._annotations;\n }\n\n if ( PDFDictionary ) PDFPage.__proto__ = PDFDictionary;\n PDFPage.prototype = Object.create( PDFDictionary && PDFDictionary.prototype );\n PDFPage.prototype.constructor = PDFPage;\n\n PDFPage.prototype._out = function _out () {\n this._content.data.apply(null, arguments);\n };\n\n PDFPage.prototype.transform = function transform (a, b, c, d, e, f) {\n if (!isIdentityMatrix(arguments)) {\n this._matrix = mmul$1(arguments, this._matrix);\n this._out(a, \" \", b, \" \", c, \" \", d, \" \", e, \" \", f, \" cm\");\n // XXX: debug\n // this._out(\" % current matrix: \", this._matrix);\n this._out(NL);\n }\n };\n\n PDFPage.prototype.translate = function translate (dx, dy) {\n this.transform(1, 0, 0, 1, dx, dy);\n };\n\n PDFPage.prototype.scale = function scale (sx, sy) {\n this.transform(sx, 0, 0, sy, 0, 0);\n };\n\n PDFPage.prototype.rotate = function rotate (angle) {\n var cos = Math.cos(angle), sin = Math.sin(angle);\n this.transform(cos, sin, -sin, cos, 0, 0);\n };\n\n PDFPage.prototype.beginText = function beginText () {\n this._textMode = true;\n this._out(\"BT\", NL);\n };\n\n PDFPage.prototype.endText = function endText () {\n this._textMode = false;\n this._out(\"ET\", NL);\n };\n\n PDFPage.prototype._requireTextMode = function _requireTextMode () {\n if (!this._textMode) {\n throw new Error(\"Text mode required; call page.beginText() first\");\n }\n };\n\n PDFPage.prototype._requireFont = function _requireFont () {\n if (!this._font) {\n throw new Error(\"No font selected; call page.setFont() first\");\n }\n };\n\n PDFPage.prototype.setFont = function setFont (font, size) {\n this._requireTextMode();\n if (font == null) {\n font = this._font;\n } else if (!(font instanceof PDFFont)) {\n font = this._pdf.getFont(font);\n }\n if (size == null) {\n size = this._fontSize;\n }\n this._fontResources[font._resourceName] = font;\n this._font = font;\n this._fontSize = size;\n this._out(font._resourceName, \" \", size, \" Tf\", NL);\n };\n\n PDFPage.prototype.setTextLeading = function setTextLeading (size) {\n this._requireTextMode();\n this._out(size, \" TL\", NL);\n };\n\n PDFPage.prototype.setTextRenderingMode = function setTextRenderingMode (mode) {\n this._requireTextMode();\n this._out(mode, \" Tr\", NL);\n };\n\n PDFPage.prototype.showText = function showText (text, requestedWidth) {\n this._requireFont();\n if (text.length > 1 && requestedWidth && this._font instanceof PDFFont) {\n var outputWidth = this._font.getTextWidth(this._fontSize, text);\n var scale = requestedWidth / outputWidth * 100;\n this._out(scale, \" Tz \");\n }\n this._out(this._font.encodeText(text), \" Tj\", NL);\n };\n\n PDFPage.prototype.showTextNL = function showTextNL (text) {\n this._requireFont();\n this._out(this._font.encodeText(text), \" '\", NL);\n };\n\n PDFPage.prototype.addLink = function addLink (uri, box) {\n var ll = this._toPage({ x: box.left, y: box.bottom });\n var ur = this._toPage({ x: box.right, y: box.top });\n this._annotations.push(new PDFDictionary({\n Type : _(\"Annot\"),\n Subtype : _(\"Link\"),\n Rect : [ ll.x, ll.y, ur.x, ur.y ],\n Border : [ 0, 0, 0 ],\n A : new PDFDictionary({\n Type : _(\"Action\"),\n S : _(\"URI\"),\n URI : new PDFString(uri)\n })\n }));\n };\n\n PDFPage.prototype.setStrokeColor = function setStrokeColor (r, g, b) {\n this._out(r, \" \", g, \" \", b, \" RG\", NL);\n };\n\n PDFPage.prototype.setOpacity = function setOpacity (opacity) {\n this.setFillOpacity(opacity);\n this.setStrokeOpacity(opacity);\n this._opacity *= opacity;\n };\n\n PDFPage.prototype.setStrokeOpacity = function setStrokeOpacity (opacity) {\n if (opacity < 1) {\n var gs = this._pdf.getOpacityGS(this._opacity * opacity, true);\n this._gsResources[gs._resourceName] = gs;\n this._out(gs._resourceName, \" gs\", NL);\n }\n };\n\n PDFPage.prototype.setFillColor = function setFillColor (r, g, b) {\n this._out(r, \" \", g, \" \", b, \" rg\", NL);\n };\n\n PDFPage.prototype.setFillOpacity = function setFillOpacity (opacity) {\n if (opacity < 1) {\n var gs = this._pdf.getOpacityGS(this._opacity * opacity, false);\n this._gsResources[gs._resourceName] = gs;\n this._out(gs._resourceName, \" gs\", NL);\n }\n };\n\n PDFPage.prototype.gradient = function gradient (gradient$1, box) {\n this.save();\n this.rect(box.left, box.top, box.width, box.height);\n this.clip();\n if (!gradient$1.userSpace) {\n this.transform(box.width, 0, 0, box.height, box.left, box.top);\n }\n var g = cacheGradient(this._pdf, gradient$1, box);\n var sname = g.shading._resourceName, oname;\n this._shResources[sname] = g.shading;\n if (g.hasAlpha) {\n oname = g.opacity._resourceName;\n this._gsResources[oname] = g.opacity;\n this._out(\"/\" + oname + \" gs \");\n }\n this._out(\"/\" + sname + \" sh\", NL);\n this.restore();\n };\n\n PDFPage.prototype.setDashPattern = function setDashPattern (dashArray, dashPhase) {\n this._out(dashArray, \" \", dashPhase, \" d\", NL);\n };\n\n PDFPage.prototype.setLineWidth = function setLineWidth (width) {\n this._out(width, \" w\", NL);\n };\n\n PDFPage.prototype.setLineCap = function setLineCap (lineCap) {\n this._out(lineCap, \" J\", NL);\n };\n\n PDFPage.prototype.setLineJoin = function setLineJoin (lineJoin) {\n this._out(lineJoin, \" j\", NL);\n };\n\n PDFPage.prototype.setMitterLimit = function setMitterLimit (mitterLimit) {\n this._out(mitterLimit, \" M\", NL);\n };\n\n PDFPage.prototype.save = function save () {\n this._contextStack.push(this._context());\n this._out(\"q\", NL);\n };\n\n PDFPage.prototype.restore = function restore () {\n this._out(\"Q\", NL);\n this._context(this._contextStack.pop());\n };\n\n\n // paths\n PDFPage.prototype.moveTo = function moveTo (x, y) {\n this._out(x, \" \", y, \" m\", NL);\n };\n\n PDFPage.prototype.lineTo = function lineTo (x, y) {\n this._out(x, \" \", y, \" l\", NL);\n };\n\n PDFPage.prototype.bezier = function bezier (x1, y1, x2, y2, x3, y3) {\n this._out(x1, \" \", y1, \" \", x2, \" \", y2, \" \", x3, \" \", y3, \" c\", NL);\n };\n\n PDFPage.prototype.bezier1 = function bezier1 (x1, y1, x3, y3) {\n this._out(x1, \" \", y1, \" \", x3, \" \", y3, \" y\", NL);\n };\n\n PDFPage.prototype.bezier2 = function bezier2 (x2, y2, x3, y3) {\n this._out(x2, \" \", y2, \" \", x3, \" \", y3, \" v\", NL);\n };\n\n PDFPage.prototype.close = function close () {\n this._out(\"h\", NL);\n };\n\n PDFPage.prototype.rect = function rect (x, y, w, h) {\n this._out(x, \" \", y, \" \", w, \" \", h, \" re\", NL);\n };\n\n PDFPage.prototype.ellipse = function ellipse (x, y, rx, ry) {\n function _X(v) { return x + v; }\n function _Y(v) { return y + v; }\n\n // how to get to the \"magic number\" is explained here:\n // http://www.whizkidtech.redprince.net/bezier/circle/kappa/\n var k = 0.5522847498307936;\n\n this.moveTo(_X(0), _Y(ry));\n this.bezier(\n _X(rx * k) , _Y(ry),\n _X(rx) , _Y(ry * k),\n _X(rx) , _Y(0)\n );\n this.bezier(\n _X(rx) , _Y(-ry * k),\n _X(rx * k) , _Y(-ry),\n _X(0) , _Y(-ry)\n );\n this.bezier(\n _X(-rx * k) , _Y(-ry),\n _X(-rx) , _Y(-ry * k),\n _X(-rx) , _Y(0)\n );\n this.bezier(\n _X(-rx) , _Y(ry * k),\n _X(-rx * k) , _Y(ry),\n _X(0) , _Y(ry)\n );\n };\n\n PDFPage.prototype.circle = function circle (x, y, r) {\n this.ellipse(x, y, r, r);\n };\n\n PDFPage.prototype.stroke = function stroke () {\n this._out(\"S\", NL);\n };\n\n PDFPage.prototype.nop = function nop () {\n this._out(\"n\", NL);\n };\n\n PDFPage.prototype.clip = function clip () {\n this._out(\"W n\", NL);\n };\n\n PDFPage.prototype.clipStroke = function clipStroke () {\n this._out(\"W S\", NL);\n };\n\n PDFPage.prototype.closeStroke = function closeStroke () {\n this._out(\"s\", NL);\n };\n\n PDFPage.prototype.fill = function fill () {\n this._out(\"f\", NL);\n };\n\n PDFPage.prototype.fillStroke = function fillStroke () {\n this._out(\"B\", NL);\n };\n\n PDFPage.prototype.drawImage = function drawImage (url) {\n var img = this._pdf.getImage(url);\n if (img) { // the result can be null for a cross-domain image\n this._xResources[img._resourceName] = img;\n this._out(img._resourceName, \" Do\", NL);\n }\n };\n\n PDFPage.prototype.comment = function comment (txt) {\n var self = this;\n txt.split(/\\r?\\n/g).forEach(function(line){\n self._out(\"% \", line, NL);\n });\n };\n\n // internal\n PDFPage.prototype._context = function _context (val) {\n if (val != null) {\n this._opacity = val.opacity;\n this._matrix = val.matrix;\n } else {\n return {\n opacity: this._opacity,\n matrix: this._matrix\n };\n }\n };\n\n PDFPage.prototype._toPage = function _toPage (p) {\n var m = this._matrix;\n var a = m[0], b = m[1], c = m[2], d = m[3], e = m[4], f = m[5];\n return {\n x: a*p.x + c*p.y + e,\n y: b*p.x + d*p.y + f\n };\n };\n\n return PDFPage;\n }(PDFDictionary));\n\n function unquote(str) {\n return str.replace(/^\\s*(['\"])(.*)\\1\\s*$/, \"$2\");\n }\n\n function parseFontDef(fontdef) {\n // XXX: this is very crude for now and buggy. Proper parsing is quite involved.\n var rx = /^\\s*((normal|italic)\\s+)?((normal|small-caps)\\s+)?((normal|bold|\\d+)\\s+)?(([0-9.]+)(px|pt))(\\/(([0-9.]+)(px|pt)|normal))?\\s+(.*?)\\s*$/i;\n var m = rx.exec(fontdef);\n if (!m) {\n return { fontSize: 12, fontFamily: \"sans-serif\" };\n }\n var fontSize = m[8] ? parseInt(m[8], 10) : 12;\n return {\n italic : m[2] && m[2].toLowerCase() == \"italic\",\n variant : m[4],\n bold : m[6] && /bold|700/i.test(m[6]),\n fontSize : fontSize,\n lineHeight : m[12] ? m[12] == \"normal\" ? fontSize : parseInt(m[12], 10) : null,\n fontFamily : m[14].split(/\\s*,\\s*/g).map(unquote)\n };\n }\n\n function getFontURL$1(style) {\n function mkFamily(name) {\n if (style.bold) {\n name += \"|bold\";\n }\n if (style.italic) {\n name += \"|italic\";\n }\n return name.toLowerCase();\n }\n var fontFamily = style.fontFamily;\n var name, url;\n if (fontFamily instanceof Array) {\n for (var i = 0; i < fontFamily.length; ++i) {\n name = mkFamily(fontFamily[i]);\n url = FONT_MAPPINGS[name];\n if (url) {\n break;\n }\n }\n } else {\n url = FONT_MAPPINGS[fontFamily.toLowerCase()];\n }\n while (typeof url == \"function\") {\n url = url();\n }\n if (!url) {\n url = \"Times-Roman\";\n }\n return url;\n }\n\n var FONT_MAPPINGS = {\n \"serif\" : \"Times-Roman\",\n \"serif|bold\" : \"Times-Bold\",\n \"serif|italic\" : \"Times-Italic\",\n \"serif|bold|italic\" : \"Times-BoldItalic\",\n \"sans-serif\" : \"Helvetica\",\n \"sans-serif|bold\" : \"Helvetica-Bold\",\n \"sans-serif|italic\" : \"Helvetica-Oblique\",\n \"sans-serif|bold|italic\" : \"Helvetica-BoldOblique\",\n \"monospace\" : \"Courier\",\n \"monospace|bold\" : \"Courier-Bold\",\n \"monospace|italic\" : \"Courier-Oblique\",\n \"monospace|bold|italic\" : \"Courier-BoldOblique\",\n \"zapfdingbats\" : \"ZapfDingbats\",\n \"zapfdingbats|bold\" : \"ZapfDingbats\",\n \"zapfdingbats|italic\" : \"ZapfDingbats\",\n \"zapfdingbats|bold|italic\" : \"ZapfDingbats\"\n };\n\n function fontAlias(alias, name) {\n alias = alias.toLowerCase();\n FONT_MAPPINGS[alias] = function() {\n return FONT_MAPPINGS[name];\n };\n FONT_MAPPINGS[alias + \"|bold\"] = function() {\n return FONT_MAPPINGS[name + \"|bold\"];\n };\n FONT_MAPPINGS[alias + \"|italic\"] = function() {\n return FONT_MAPPINGS[name + \"|italic\"];\n };\n FONT_MAPPINGS[alias + \"|bold|italic\"] = function() {\n return FONT_MAPPINGS[name + \"|bold|italic\"];\n };\n }\n\n // Let's define some common names to an appropriate replacement.\n // These are overridable via pdf.defineFont, should the user want to\n // include the proper versions.\n\n fontAlias(\"Times New Roman\" , \"serif\");\n fontAlias(\"Courier New\" , \"monospace\");\n fontAlias(\"Arial\" , \"sans-serif\");\n fontAlias(\"Helvetica\" , \"sans-serif\");\n fontAlias(\"Verdana\" , \"sans-serif\");\n fontAlias(\"Tahoma\" , \"sans-serif\");\n fontAlias(\"Georgia\" , \"sans-serif\");\n fontAlias(\"Monaco\" , \"monospace\");\n fontAlias(\"Andale Mono\" , \"monospace\");\n\n function defineFont(name, url) {\n if (arguments.length == 1) {\n for (var i in name) {\n if (hasOwnProperty$1(name, i)) {\n defineFont(i, name[i]);\n }\n }\n } else {\n name = name.toLowerCase();\n FONT_MAPPINGS[name] = url;\n\n // special handling for DejaVu fonts: if they get defined,\n // let them also replace the default families, for good\n // Unicode support out of the box.\n switch (name) {\n case \"dejavu sans\" : FONT_MAPPINGS[\"sans-serif\"] = url; break;\n case \"dejavu sans|bold\" : FONT_MAPPINGS[\"sans-serif|bold\"] = url; break;\n case \"dejavu sans|italic\" : FONT_MAPPINGS[\"sans-serif|italic\"] = url; break;\n case \"dejavu sans|bold|italic\" : FONT_MAPPINGS[\"sans-serif|bold|italic\"] = url; break;\n case \"dejavu serif\" : FONT_MAPPINGS[\"serif\"] = url; break;\n case \"dejavu serif|bold\" : FONT_MAPPINGS[\"serif|bold\"] = url; break;\n case \"dejavu serif|italic\" : FONT_MAPPINGS[\"serif|italic\"] = url; break;\n case \"dejavu serif|bold|italic\" : FONT_MAPPINGS[\"serif|bold|italic\"] = url; break;\n case \"dejavu mono\" : FONT_MAPPINGS[\"monospace\"] = url; break;\n case \"dejavu mono|bold\" : FONT_MAPPINGS[\"monospace|bold\"] = url; break;\n case \"dejavu mono|italic\" : FONT_MAPPINGS[\"monospace|italic\"] = url; break;\n case \"dejavu mono|bold|italic\" : FONT_MAPPINGS[\"monospace|bold|italic\"] = url; break;\n }\n }\n }\n\n function mmul$1(a, b) {\n var a1 = a[0], b1 = a[1], c1 = a[2], d1 = a[3], e1 = a[4], f1 = a[5];\n var a2 = b[0], b2 = b[1], c2 = b[2], d2 = b[3], e2 = b[4], f2 = b[5];\n return [\n a1*a2 + b1*c2, a1*b2 + b1*d2,\n c1*a2 + d1*c2, c1*b2 + d1*d2,\n e1*a2 + f1*c2 + e2, e1*b2 + f1*d2 + f2\n ];\n }\n\n function isIdentityMatrix(m) {\n return m[0] === 1 && m[1] === 0 && m[2] === 0 && m[3] === 1 && m[4] === 0 && m[5] === 0;\n }\n\n var TEXT_RENDERING_MODE$1 = {\n fill : 0,\n stroke : 1,\n fillAndStroke : 2,\n invisible : 3,\n fillAndClip : 4,\n strokeAndClip : 5,\n fillStrokeClip : 6,\n clip : 7\n };\n\n /* eslint-disable no-multi-spaces, key-spacing, indent, camelcase, space-before-blocks, eqeqeq, brace-style */\n /* eslint-disable space-infix-ops, space-before-function-paren, array-bracket-spacing, object-curly-spacing */\n /* eslint-disable no-nested-ternary, max-params, default-case, no-else-return, no-empty */\n /* eslint-disable no-param-reassign, no-var, block-scoped-var */\n\n\n var DEFAULT_IMAGE_DPI = 300;\n var TEXT_RENDERING_MODE = TEXT_RENDERING_MODE$1;\n\n var DASH_PATTERNS = {\n dash : [ 4 ],\n dashDot : [ 4, 2, 1, 2 ],\n dot : [ 1, 2 ],\n longDash : [ 8, 2 ],\n longDashDot : [ 8, 2, 1, 2 ],\n longDashDotDot : [ 8, 2, 1, 2, 1, 2 ],\n solid : []\n };\n\n var LINE_CAP = {\n butt : 0,\n round : 1,\n square : 2\n };\n\n var LINE_JOIN = {\n miter : 0,\n round : 1,\n bevel : 2\n };\n\n function render(group, callback) {\n var fonts = [], images = {}, options = group.options;\n\n function getOption(name, defval, hash) {\n if (!hash) {\n hash = options;\n }\n if (hash.pdf && hash.pdf[name] != null) {\n return hash.pdf[name];\n }\n return defval;\n }\n\n var multiPage = getOption(\"multiPage\");\n var imgDPI = getOption(\"imgDPI\", DEFAULT_IMAGE_DPI);\n\n clearImageCache();\n\n group.traverse(function(element){\n dispatch({\n Image: function(element) {\n var url = element.src();\n var size = element.bbox().size;\n if (imgDPI) {\n var prev = images[url];\n size = {\n width: Math.ceil(size.width * imgDPI / 72),\n height: Math.ceil(size.height * imgDPI / 72)\n };\n\n if (prev) {\n size.width = Math.max(prev.width, size.width);\n size.height = Math.max(prev.height, size.height);\n }\n }\n\n images[url] = size;\n },\n Text: function(element) {\n var style = parseFontDef(element.options.font);\n var url = getFontURL$1(style);\n if (fonts.indexOf(url) < 0) {\n fonts.push(url);\n }\n }\n }, element);\n });\n\n function doIt() {\n if (--count > 0) {\n return;\n }\n\n var pdf = new (PDFDocument)({\n producer : getOption(\"producer\"),\n title : getOption(\"title\"),\n author : getOption(\"author\"),\n subject : getOption(\"subject\"),\n keywords : getOption(\"keywords\"),\n creator : getOption(\"creator\"),\n date : getOption(\"date\"),\n\n autoPrint : getOption(\"autoPrint\")\n });\n\n function drawPage(group) {\n var options = group.options;\n\n var tmp = optimize(group);\n var bbox = tmp.bbox;\n group = tmp.root;\n // var tmp, bbox;\n\n var paperSize = getOption(\"paperSize\", getOption(\"paperSize\", \"auto\"), options), addMargin = false;\n if (paperSize == \"auto\") {\n if (bbox) {\n var size = bbox.getSize();\n paperSize = [ size.width, size.height ];\n addMargin = true;\n var origin = bbox.getOrigin();\n tmp = new Group$8();\n tmp.transform(new Matrix$3(1, 0, 0, 1, -origin.x, -origin.y));\n tmp.append(group);\n group = tmp;\n }\n else {\n paperSize = \"A4\";\n }\n }\n\n var page;\n page = pdf.addPage({\n paperSize : paperSize,\n margin : getOption(\"margin\", getOption(\"margin\"), options),\n addMargin : addMargin,\n landscape : getOption(\"landscape\", getOption(\"landscape\", false), options)\n });\n drawElement(group, page, pdf);\n }\n\n if (multiPage) {\n group.children.forEach(drawPage);\n } else {\n drawPage(group);\n }\n\n callback(pdf.render(), pdf);\n }\n\n var count = 2;\n loadFonts(fonts, doIt);\n loadImages(images, doIt, {\n jpegQuality : getOption(\"jpegQuality\", 0.92),\n keepPNG : getOption(\"keepPNG\", false)\n });\n }\n\n function toDataURL(group, callback) {\n render(group, function(data){\n callback(\"data:application/pdf;base64,\" + data.base64());\n });\n }\n\n function toBlob(group, callback) {\n render(group, function(data){\n callback(new window.Blob([ data.get() ], { type: \"application/pdf\" }));\n });\n }\n\n function saveAs$2(group, filename, proxy, callback) {\n // XXX: Safari has Blob, but does not support the download attribute\n // so we'd end up converting to dataURL and using the proxy anyway.\n if (window.Blob && !support$1.browser.safari) {\n toBlob(group, function(blob){\n saveAs$1({ dataURI: blob, fileName: filename });\n if (callback) {\n callback(blob);\n }\n });\n } else {\n toDataURL(group, function(dataURL){\n saveAs$1({ dataURI: dataURL, fileName: filename, proxyURL: proxy });\n if (callback) {\n callback(dataURL);\n }\n });\n }\n }\n\n function dispatch(handlers, element) {\n var handler = handlers[element.nodeType];\n if (handler) {\n return handler.call.apply(handler, arguments);\n }\n return element;\n }\n\n function drawElement(element, page, pdf) {\n if (element.options._pdfDebug) {\n page.comment(\"BEGIN: \" + element.options._pdfDebug);\n }\n\n var transform = element.transform();\n var opacity = element.opacity();\n\n page.save();\n\n if (opacity != null && opacity < 1) {\n page.setOpacity(opacity);\n }\n\n setStrokeOptions(element, page, pdf);\n setFillOptions(element, page, pdf);\n\n if (transform) {\n var m = transform.matrix();\n page.transform(m.a, m.b, m.c, m.d, m.e, m.f);\n }\n\n setClipping$1(element, page, pdf);\n\n dispatch({\n Path : drawPath,\n MultiPath : drawMultiPath,\n Circle : drawCircle,\n Arc : drawArc,\n Text : drawText$1,\n Image : drawImage,\n Group : drawGroup,\n Rect : drawRect\n }, element, page, pdf);\n\n page.restore();\n\n if (element.options._pdfDebug) {\n page.comment(\"END: \" + element.options._pdfDebug);\n }\n }\n\n function setStrokeOptions(element, page) {\n var stroke = element.stroke && element.stroke();\n if (!stroke) {\n return;\n }\n\n var color = stroke.color;\n if (color) {\n color = parseColor$1(color);\n if (color == null) {\n return; // no stroke\n }\n page.setStrokeColor(color.r, color.g, color.b);\n if (color.a != 1) {\n page.setStrokeOpacity(color.a);\n }\n }\n\n var width = stroke.width;\n if (width != null) {\n if (width === 0) {\n return; // no stroke\n }\n page.setLineWidth(width);\n }\n\n var dashType = stroke.dashType;\n if (dashType) {\n page.setDashPattern(DASH_PATTERNS[dashType], 0);\n }\n\n var lineCap = stroke.lineCap;\n if (lineCap) {\n page.setLineCap(LINE_CAP[lineCap]);\n }\n\n var lineJoin = stroke.lineJoin;\n if (lineJoin) {\n page.setLineJoin(LINE_JOIN[lineJoin]);\n }\n\n var opacity = stroke.opacity;\n if (opacity != null) {\n page.setStrokeOpacity(opacity);\n }\n }\n\n function setFillOptions(element, page) {\n var fill = element.fill && element.fill();\n if (!fill) {\n return;\n }\n\n if (fill instanceof Gradient) {\n return;\n }\n\n var color = fill.color;\n if (color) {\n color = parseColor$1(color);\n if (color == null) {\n return; // no fill\n }\n page.setFillColor(color.r, color.g, color.b);\n if (color.a != 1) {\n page.setFillOpacity(color.a);\n }\n }\n\n var opacity = fill.opacity;\n if (opacity != null) {\n page.setFillOpacity(opacity);\n }\n }\n\n function setClipping$1(element, page, pdf) {\n // XXX: only Path supported at the moment.\n var clip = element.clip();\n if (clip) {\n _drawPath(clip, page, pdf);\n page.clip();\n // page.setStrokeColor(Math.random(), Math.random(), Math.random());\n // page.setLineWidth(1);\n // page.stroke();\n }\n }\n\n function shouldDraw(thing) {\n return (thing &&\n (thing instanceof Gradient ||\n (thing.color && !/^(none|transparent)$/i.test(thing.color) &&\n (thing.width == null || thing.width > 0) &&\n (thing.opacity == null || thing.opacity > 0))));\n }\n\n function maybeGradient(element, page, pdf, stroke) {\n var fill = element.fill();\n if (fill instanceof Gradient) {\n if (stroke) {\n page.clipStroke();\n } else {\n page.clip();\n }\n var isRadial = fill instanceof RadialGradient;\n var start, end;\n if (isRadial) {\n start = { x: fill.center().x , y: fill.center().y , r: 0 };\n end = { x: fill.center().x , y: fill.center().y , r: fill.radius() };\n } else {\n start = { x: fill.start().x , y: fill.start().y };\n end = { x: fill.end().x , y: fill.end().y };\n }\n\n var stops = fill.stops.elements().map(function(stop){\n var offset = stop.offset();\n if (/%$/.test(offset)) {\n offset = parseFloat(offset) / 100;\n } else {\n offset = parseFloat(offset);\n }\n var color = parseColor$1(stop.color());\n color.a *= stop.opacity();\n return {\n offset: offset,\n color: color\n };\n });\n\n // Duplicats first and last stop to fix\n // https://github.com/telerik/kendo-ui-core/issues/1782\n stops.unshift(stops[0]);\n stops.push(stops[stops.length - 1]);\n\n var gradient = {\n userSpace : fill.userSpace(),\n type : isRadial ? \"radial\" : \"linear\",\n start : start,\n end : end,\n stops : stops\n };\n var box = element.rawBBox();\n var tl = box.topLeft(), size = box.getSize();\n box = {\n left : tl.x,\n top : tl.y,\n width : size.width,\n height : size.height\n };\n page.gradient(gradient, box);\n return true;\n }\n }\n\n function maybeFillStroke(element, page, pdf) {\n if (shouldDraw(element.fill()) && shouldDraw(element.stroke())) {\n if (!maybeGradient(element, page, pdf, true)) {\n page.fillStroke();\n }\n } else if (shouldDraw(element.fill())) {\n if (!maybeGradient(element, page, pdf, false)) {\n page.fill();\n }\n } else if (shouldDraw(element.stroke())) {\n page.stroke();\n } else {\n // we should not get here; the path should have been\n // optimized away. but let's be prepared.\n page.nop();\n }\n }\n\n function maybeDrawRect(path, page) {\n var segments = path.segments;\n if (segments.length == 4 && path.options.closed) {\n // detect if this path looks like a rectangle parallel to the axis\n var a = [];\n for (var i = 0; i < segments.length; ++i) {\n if (segments[i].controlIn()) { // has curve?\n return false;\n }\n a[i] = segments[i].anchor();\n }\n // it's a rectangle if the y/x/y/x or x/y/x/y coords of\n // consecutive points are the same.\n var isRect = (\n a[0].y == a[1].y && a[1].x == a[2].x && a[2].y == a[3].y && a[3].x == a[0].x\n ) || (\n a[0].x == a[1].x && a[1].y == a[2].y && a[2].x == a[3].x && a[3].y == a[0].y\n );\n if (isRect) {\n // this saves a bunch of instructions in PDF:\n // moveTo, lineTo, lineTo, lineTo, close -> rect.\n page.rect(a[0].x, a[0].y,\n a[2].x - a[0].x /*width*/,\n a[2].y - a[0].y /*height*/);\n return true;\n }\n }\n }\n\n function _drawPath(element, page, pdf) {\n var segments = element.segments;\n if (segments.length === 0) {\n return;\n }\n if (!maybeDrawRect(element, page, pdf)) {\n for (var prev, i = 0; i < segments.length; ++i) {\n var seg = segments[i];\n var anchor = seg.anchor();\n if (!prev) {\n page.moveTo(anchor.x, anchor.y);\n } else {\n var prevOut = prev.controlOut();\n var controlIn = seg.controlIn();\n if (prevOut && controlIn) {\n page.bezier(\n prevOut.x , prevOut.y,\n controlIn.x , controlIn.y,\n anchor.x , anchor.y\n );\n } else {\n page.lineTo(anchor.x, anchor.y);\n }\n }\n prev = seg;\n }\n if (element.options.closed) {\n page.close();\n }\n }\n }\n\n function drawPath(element, page, pdf) {\n _drawPath(element, page, pdf);\n maybeFillStroke(element, page, pdf);\n }\n\n function drawMultiPath(element, page, pdf) {\n var paths = element.paths;\n for (var i = 0; i < paths.length; ++i) {\n _drawPath(paths[i], page, pdf);\n }\n maybeFillStroke(element, page, pdf);\n }\n\n function drawCircle(element, page, pdf) {\n var g = element.geometry();\n page.circle(g.center.x, g.center.y, g.radius);\n maybeFillStroke(element, page, pdf);\n }\n\n function drawArc(element, page, pdf) {\n var points = element.geometry().curvePoints();\n page.moveTo(points[0].x, points[0].y);\n for (var i = 1; i < points.length;) {\n page.bezier(\n points[i].x, points[i++].y,\n points[i].x, points[i++].y,\n points[i].x, points[i++].y\n );\n }\n maybeFillStroke(element, page, pdf);\n }\n\n function drawText$1(element, page) {\n var style = parseFontDef(element.options.font);\n var pos = element._position;\n var mode;\n\n page.transform(1, 0, 0, -1, pos.x, pos.y + style.fontSize);\n\n var draw = function (renderMode) {\n page.beginText();\n page.setFont(getFontURL$1(style), style.fontSize);\n page.setTextRenderingMode(renderMode);\n page.showText(element.content(), element._pdfRect ? element._pdfRect.width() : null);\n };\n\n if (element.fill() && element.stroke()) {\n mode = TEXT_RENDERING_MODE.fillAndStroke;\n if (element.options.paintOrder === \"stroke\") {\n draw(TEXT_RENDERING_MODE.stroke);\n mode = TEXT_RENDERING_MODE.fill;\n }\n } else if (element.fill()) {\n mode = TEXT_RENDERING_MODE.fill;\n } else if (element.stroke()) {\n mode = TEXT_RENDERING_MODE.stroke;\n }\n\n draw(mode);\n page.endText();\n }\n\n function drawGroup(element, page, pdf) {\n if (element._pdfLink) {\n page.addLink(element._pdfLink.url, element._pdfLink);\n }\n var children = element.children;\n for (var i = 0; i < children.length; ++i) {\n drawElement(children[i], page, pdf);\n }\n }\n\n function drawImage(element, page) {\n var url = element.src();\n if (!url) {\n return;\n }\n\n var rect = element.rect();\n var tl = rect.getOrigin();\n var sz = rect.getSize();\n page.transform(sz.width, 0, 0, -sz.height, tl.x, tl.y + sz.height);\n page.drawImage(url);\n }\n\n function drawRect(element, page, pdf) {\n var geometry = element.geometry();\n var ref = geometry.cornerRadius;\n var rx = ref[0];\n var ry = ref[1];\n if (rx === 0 && ry === 0) {\n page.rect(geometry.origin.x, geometry.origin.y, geometry.size.width, geometry.size.height);\n maybeFillStroke(element, page, pdf);\n } else {\n drawPath(Path$7.fromRect(geometry, element.options), page, pdf);\n }\n }\n\n function parseColor$1(value) {\n var color = parseColor$2(value, true);\n return color ? color.toRGB() : null;\n }\n\n function optimize(root) {\n var clipbox = false;\n var matrix = Matrix$3.unit();\n var currentBox = null;\n var changed;\n do {\n changed = false;\n root = opt(root);\n } while (root && changed);\n return { root: root, bbox: currentBox };\n\n function change(newShape) {\n changed = true;\n return newShape;\n }\n\n function visible(shape) {\n return (shape.visible() && shape.opacity() > 0 &&\n ( shouldDraw(shape.fill()) ||\n shouldDraw(shape.stroke()) ));\n }\n\n function optArray(a) {\n var b = [];\n for (var i = 0; i < a.length; ++i) {\n var el = opt(a[i]);\n if (el != null) {\n b.push(el);\n }\n }\n return b;\n }\n\n function withClipping(shape, f) {\n var saveclipbox = clipbox;\n var savematrix = matrix;\n\n if (shape.transform()) {\n matrix = matrix.multiplyCopy(shape.transform().matrix());\n }\n\n var clip = shape.clip();\n if (clip && typeof clip.bbox === 'function') {\n clip = clip.bbox();\n if (clip) {\n clip = clip.bbox(matrix);\n clipbox = clipbox ? Rect$1.intersect(clipbox, clip) : clip;\n }\n }\n\n try {\n return f();\n }\n finally {\n clipbox = saveclipbox;\n matrix = savematrix;\n }\n }\n\n function inClipbox(shape) {\n if (clipbox == null) {\n return false;\n }\n\n var box = shape.rawBBox();\n if (box) {\n box = box.bbox(matrix);\n }\n\n if (clipbox && box) {\n box = Rect$1.intersect(box, clipbox);\n }\n return box;\n }\n\n function opt(shape) {\n return withClipping(shape, function(){\n if (!(shape instanceof Group$8 || shape instanceof MultiPath)) {\n var box = inClipbox(shape);\n if (!box) {\n return change(null);\n }\n currentBox = currentBox ? Rect$1.union(currentBox, box) : box;\n }\n return dispatch({\n Path: function(shape) {\n if (shape.segments.length === 0 || !visible(shape)) {\n return change(null);\n }\n return shape;\n },\n MultiPath: function(shape) {\n if (!visible(shape)) {\n return change(null);\n }\n var el = new MultiPath(shape.options);\n el.paths = optArray(shape.paths);\n if (el.paths.length === 0) {\n return change(null);\n }\n return el;\n },\n Circle: function(shape) {\n if (!visible(shape)) {\n return change(null);\n }\n return shape;\n },\n Arc: function(shape) {\n if (!visible(shape)) {\n return change(null);\n }\n return shape;\n },\n Text: function(shape) {\n if (!/\\S/.test(shape.content()) || !visible(shape)) {\n return change(null);\n }\n return shape;\n },\n Image: function(shape) {\n if (!(shape.visible() && shape.opacity() > 0)) {\n return change(null);\n }\n return shape;\n },\n Group: function(shape) {\n if (!(shape.visible() && shape.opacity() > 0)) {\n return change(null);\n }\n var el = new Group$8(shape.options);\n el.children = optArray(shape.children);\n el._pdfLink = shape._pdfLink;\n if (shape !== root && el.children.length === 0 && !shape._pdfLink) {\n return change(null);\n }\n return el;\n },\n Rect: function(shape) {\n if (!visible(shape)) {\n return change(null);\n }\n return shape;\n }\n }, shape);\n });\n }\n }\n\n function exportPDF(group, options) {\n var promise = createPromise$1();\n\n for (var i in options) {\n if (i == \"margin\" && group.options.pdf && group.options.pdf._ignoreMargin) {\n // This hackish option is set by the page breaking code in drawDOM. The idea is\n // that margin is already taken into account there (that's required to do proper\n // page breaking) and we don't want to set it again here, as it would double the\n // top-left margin, and truncate the content on bottom/right.\n continue;\n }\n group.options.set(\"pdf.\" + i, options[i]);\n }\n\n toDataURL(group, promise.resolve);\n\n return promise;\n }\n\n // XXX: the duplication is in order to keep exportPDF return a data\n // URI, which is what previous versions do. Currently only IE9 does\n // not support Blob, IMO we should switch to Blob by default\n // everywhere.\n function exportPDFToBlob(group, options) {\n var promise = createPromise$1();\n\n for (var i in options) {\n if (i == \"margin\" && group.options.pdf && group.options.pdf._ignoreMargin) {\n // This hackish option is set by the page breaking code in drawDOM. The idea is\n // that margin is already taken into account there (that's required to do proper\n // page breaking) and we don't want to set it again here, as it would double the\n // top-left margin, and truncate the content on bottom/right.\n continue;\n }\n group.options.set(\"pdf.\" + i, options[i]);\n }\n\n if (window.Blob && !support$1.browser.safari) {\n toBlob(group, promise.resolve);\n } else {\n toDataURL(group, promise.resolve);\n }\n\n return promise;\n }\n\n var pdf = /*#__PURE__*/Object.freeze({\n __proto__: null,\n BinaryStream: BinaryStream,\n Document: PDFDocument,\n TEXT_RENDERING_MODE: TEXT_RENDERING_MODE$1,\n clearImageCache: clearImageCache,\n defineFont: defineFont,\n exportPDF: exportPDF,\n exportPDFToBlob: exportPDFToBlob,\n getFontURL: getFontURL$1,\n getPaperOptions: getPaperOptions$1,\n loadFonts: loadFonts,\n loadImages: loadImages,\n parseFontDef: parseFontDef,\n render: render,\n saveAs: saveAs$2,\n toBlob: toBlob,\n toDataURL: toDataURL\n });\n\n /* eslint-disable no-multi-spaces, key-spacing, indent, camelcase, space-before-blocks, eqeqeq, brace-style */\n /* eslint-disable space-infix-ops, space-before-function-paren, array-bracket-spacing, object-curly-spacing */\n /* eslint-disable no-nested-ternary, max-params, default-case, no-else-return, no-empty, yoda */\n /* eslint-disable no-param-reassign, no-var, block-scoped-var */\n\n\n var browser$4 = support$1.browser || {};\n /*\n\n XXX: to test:\n\n - cloneNodes function:\n - drawing document containing canvas with page breaking\n - drawing document with named radio -s (should not clear selection)\n - IE9/IE10 don't support el.dataset; do they copy user data?\n\n - repeating table headers/footers on page breaking\n\n - forceBreak, keepTogether\n\n - avoidLinks\n\n */\n\n /* -----[ local vars ]----- */\n\n function slice(thing) {\n return Array.prototype.slice.call(thing);\n }\n\n var KENDO_PSEUDO_ELEMENT = \"KENDO-PSEUDO-ELEMENT\";\n var KENDO_BULLET_TYPE = 'data-kendo-bullet-type';\n\n var IMAGE_CACHE = {};\n\n var nodeInfo = {};\n nodeInfo._root = nodeInfo;\n\n /* -----[ Custom Text node to speed up rendering in PDF ]----- */\n\n var inBrowser = typeof window !== 'undefined';\n var microsoft = inBrowser ? browser$4.msie || browser$4.edge : false;\n\n var TextRect = (function (Text) {\n function TextRect(str, rect, options) {\n Text.call(this, str, rect.getOrigin(), options);\n this._pdfRect = rect;\n }\n\n if ( Text ) TextRect.__proto__ = Text;\n TextRect.prototype = Object.create( Text && Text.prototype );\n TextRect.prototype.constructor = TextRect;\n TextRect.prototype.rect = function rect () {\n // this is the crux of it: we can avoid a call to\n // measure(), which is what the base class does, since we\n // already know the rect. measure() is s-l-o-w.\n return this._pdfRect;\n };\n TextRect.prototype.rawBBox = function rawBBox () {\n // also let's avoid creating a new rectangle.\n return this._pdfRect;\n };\n\n return TextRect;\n }(Text$2));\n\n function addClass$3(el, cls) {\n if (el.classList) {\n el.classList.add(cls);\n } else {\n el.className += \" \" + cls;\n }\n }\n\n function removeClass$3(el, cls) {\n if (el.classList) {\n el.classList.remove(cls);\n } else {\n el.className = el.className.split(/\\s+/).reduce(function(a, word){\n if (word != cls) {\n a.push(word);\n }\n return a;\n }, []).join(\" \");\n }\n }\n\n function setCSS(el, styles) {\n Object.keys(styles).forEach(function(key){\n el.style[key] = styles[key];\n });\n }\n\n var matches = typeof Element !== \"undefined\" && Element.prototype && (function(p){\n if (p.matches) {\n return function(el, selector) { return el.matches(selector); };\n }\n if (p.webkitMatchesSelector) {\n return function(el, selector) { return el.webkitMatchesSelector(selector); };\n }\n if (p.mozMatchesSelector) {\n return function(el, selector) { return el.mozMatchesSelector(selector); };\n }\n if (p.msMatchesSelector) {\n return function(el, selector) { return el.msMatchesSelector(selector); };\n }\n return function(s) {\n \treturn [].indexOf.call(document.querySelectorAll(s), this) !== -1;\n };\n })(Element.prototype);\n\n function closest$1(el, selector) {\n if (el.closest) {\n return el.closest(selector);\n }\n // IE: stringifying rather than simply comparing with `document`,\n // which is not iframe-proof and fails in editor export —\n // https://github.com/telerik/kendo/issues/6721\n while (el && !/^\\[object (?:HTML)?Document\\]$/.test(String(el))) {\n if (el.nodeType == 1 /* Element */ && matches(el, selector)) {\n return el;\n }\n el = el.parentNode;\n }\n }\n\n // clone nodes ourselves, so that we redraw