var canvg = (function (exports) { 'use strict'; function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function (obj) { return typeof obj; }; } else { _typeof = function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); } function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } } function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; } function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; } function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); } function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); } function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); } function isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Date.prototype.toString.call(Reflect.construct(Date, [], function () {})); return true; } catch (e) { return false; } } function _construct(Parent, args, Class) { if (isNativeReflectConstruct()) { _construct = Reflect.construct; } else { _construct = function _construct(Parent, args, Class) { var a = [null]; a.push.apply(a, args); var Constructor = Function.bind.apply(Parent, a); var instance = new Constructor(); if (Class) _setPrototypeOf(instance, Class.prototype); return instance; }; } return _construct.apply(null, arguments); } function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; } function _possibleConstructorReturn(self, call) { if (call && (typeof call === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); } function _superPropBase(object, property) { while (!Object.prototype.hasOwnProperty.call(object, property)) { object = _getPrototypeOf(object); if (object === null) break; } return object; } function _get(target, property, receiver) { if (typeof Reflect !== "undefined" && Reflect.get) { _get = Reflect.get; } else { _get = function _get(target, property, receiver) { var base = _superPropBase(target, property); if (!base) return; var desc = Object.getOwnPropertyDescriptor(base, property); if (desc.get) { return desc.get.call(receiver); } return desc.value; }; } return _get(target, property, receiver || target); } function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _nonIterableRest(); } function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _nonIterableSpread(); } function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = new Array(arr.length); i < arr.length; i++) arr2[i] = arr[i]; return arr2; } } function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; } function _iterableToArray(iter) { if (Symbol.iterator in Object(iter) || Object.prototype.toString.call(iter) === "[object Arguments]") return Array.from(iter); } function _iterableToArrayLimit(arr, i) { if (!(Symbol.iterator in Object(arr) || Object.prototype.toString.call(arr) === "[object Arguments]")) { return; } var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance"); } function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } /** * For parsing color values. * @module RGBColor * @author Stoyan Stefanov * @see https://www.phpied.com/rgb-color-parser-in-javascript/ * @license MIT */ var simpleColors = { aliceblue: 'f0f8ff', antiquewhite: 'faebd7', aqua: '00ffff', aquamarine: '7fffd4', azure: 'f0ffff', beige: 'f5f5dc', bisque: 'ffe4c4', black: '000000', blanchedalmond: 'ffebcd', blue: '0000ff', blueviolet: '8a2be2', brown: 'a52a2a', burlywood: 'deb887', cadetblue: '5f9ea0', chartreuse: '7fff00', chocolate: 'd2691e', coral: 'ff7f50', cornflowerblue: '6495ed', cornsilk: 'fff8dc', crimson: 'dc143c', cyan: '00ffff', darkblue: '00008b', darkcyan: '008b8b', darkgoldenrod: 'b8860b', darkgray: 'a9a9a9', darkgreen: '006400', darkkhaki: 'bdb76b', darkmagenta: '8b008b', darkolivegreen: '556b2f', darkorange: 'ff8c00', darkorchid: '9932cc', darkred: '8b0000', darksalmon: 'e9967a', darkseagreen: '8fbc8f', darkslateblue: '483d8b', darkslategray: '2f4f4f', darkturquoise: '00ced1', darkviolet: '9400d3', deeppink: 'ff1493', deepskyblue: '00bfff', dimgray: '696969', dodgerblue: '1e90ff', feldspar: 'd19275', firebrick: 'b22222', floralwhite: 'fffaf0', forestgreen: '228b22', fuchsia: 'ff00ff', gainsboro: 'dcdcdc', ghostwhite: 'f8f8ff', gold: 'ffd700', goldenrod: 'daa520', gray: '808080', green: '008000', greenyellow: 'adff2f', honeydew: 'f0fff0', hotpink: 'ff69b4', indianred: 'cd5c5c', indigo: '4b0082', ivory: 'fffff0', khaki: 'f0e68c', lavender: 'e6e6fa', lavenderblush: 'fff0f5', lawngreen: '7cfc00', lemonchiffon: 'fffacd', lightblue: 'add8e6', lightcoral: 'f08080', lightcyan: 'e0ffff', lightgoldenrodyellow: 'fafad2', lightgrey: 'd3d3d3', lightgreen: '90ee90', lightpink: 'ffb6c1', lightsalmon: 'ffa07a', lightseagreen: '20b2aa', lightskyblue: '87cefa', lightslateblue: '8470ff', lightslategray: '778899', lightsteelblue: 'b0c4de', lightyellow: 'ffffe0', lime: '00ff00', limegreen: '32cd32', linen: 'faf0e6', magenta: 'ff00ff', maroon: '800000', mediumaquamarine: '66cdaa', mediumblue: '0000cd', mediumorchid: 'ba55d3', mediumpurple: '9370d8', mediumseagreen: '3cb371', mediumslateblue: '7b68ee', mediumspringgreen: '00fa9a', mediumturquoise: '48d1cc', mediumvioletred: 'c71585', midnightblue: '191970', mintcream: 'f5fffa', mistyrose: 'ffe4e1', moccasin: 'ffe4b5', navajowhite: 'ffdead', navy: '000080', oldlace: 'fdf5e6', olive: '808000', olivedrab: '6b8e23', orange: 'ffa500', orangered: 'ff4500', orchid: 'da70d6', palegoldenrod: 'eee8aa', palegreen: '98fb98', paleturquoise: 'afeeee', palevioletred: 'd87093', papayawhip: 'ffefd5', peachpuff: 'ffdab9', peru: 'cd853f', pink: 'ffc0cb', plum: 'dda0dd', powderblue: 'b0e0e6', purple: '800080', red: 'ff0000', rosybrown: 'bc8f8f', royalblue: '4169e1', saddlebrown: '8b4513', salmon: 'fa8072', sandybrown: 'f4a460', seagreen: '2e8b57', seashell: 'fff5ee', sienna: 'a0522d', silver: 'c0c0c0', skyblue: '87ceeb', slateblue: '6a5acd', slategray: '708090', snow: 'fffafa', springgreen: '00ff7f', steelblue: '4682b4', tan: 'd2b48c', teal: '008080', thistle: 'd8bfd8', tomato: 'ff6347', turquoise: '40e0d0', violet: 'ee82ee', violetred: 'd02090', wheat: 'f5deb3', white: 'ffffff', whitesmoke: 'f5f5f5', yellow: 'ffff00', yellowgreen: '9acd32' }; // array of color definition objects var colorDefs = [{ re: /^rgb\((\d{1,3}),\s*(\d{1,3}),\s*(\d{1,3})\)$/, // re: /^rgb\((?\d{1,3}),\s*(?\d{1,3}),\s*(?\d{1,3})\)$/, example: ['rgb(123, 234, 45)', 'rgb(255,234,245)'], process: function process(_) { for (var _len = arguments.length, bits = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) { bits[_key - 1] = arguments[_key]; } return bits.map(function (b) { return parseInt(b); }); } }, { re: /^(\w{2})(\w{2})(\w{2})$/, // re: /^(?\w{2})(?\w{2})(?\w{2})$/, example: ['#00ff00', '336699'], process: function process(_) { for (var _len2 = arguments.length, bits = new Array(_len2 > 1 ? _len2 - 1 : 0), _key2 = 1; _key2 < _len2; _key2++) { bits[_key2 - 1] = arguments[_key2]; } return bits.map(function (b) { return parseInt(b, 16); }); } }, { re: /^(\w)(\w)(\w)$/, // re: /^(?\w{1})(?\w{1})(?\w{1})$/, example: ['#fb0', 'f0f'], process: function process(_) { for (var _len3 = arguments.length, bits = new Array(_len3 > 1 ? _len3 - 1 : 0), _key3 = 1; _key3 < _len3; _key3++) { bits[_key3 - 1] = arguments[_key3]; } return bits.map(function (b) { return parseInt(b + b, 16); }); } }]; /** * A class to parse color values. */ var RGBColor = /*#__PURE__*/ function () { /** * @param {string} colorString */ function RGBColor(colorString) { var _this = this; _classCallCheck(this, RGBColor); this.ok = false; // strip any leading # if (colorString.charAt(0) === '#') { // remove # if any colorString = colorString.substr(1, 6); } colorString = colorString.replace(/ /g, ''); colorString = colorString.toLowerCase(); // before getting into regexps, try simple matches // and overwrite the input if (colorString in simpleColors) { colorString = simpleColors[colorString]; } // end of simple type-in colors // search through the definitions to find a match colorDefs.forEach(function (_ref) { var re = _ref.re, processor = _ref.process; var bits = re.exec(colorString); if (bits) { var _processor = processor.apply(void 0, _toConsumableArray(bits)), _processor2 = _slicedToArray(_processor, 3), r = _processor2[0], g = _processor2[1], b = _processor2[2]; Object.assign(_this, { r: r, g: g, b: b }); _this.ok = true; } }); // validate/cleanup values this.r = this.r < 0 || isNaN(this.r) ? 0 : this.r > 255 ? 255 : this.r; this.g = this.g < 0 || isNaN(this.g) ? 0 : this.g > 255 ? 255 : this.g; this.b = this.b < 0 || isNaN(this.b) ? 0 : this.b > 255 ? 255 : this.b; } // some getters /** * @returns {string} */ _createClass(RGBColor, [{ key: "toRGB", value: function toRGB() { return 'rgb(' + this.r + ', ' + this.g + ', ' + this.b + ')'; } /** * @returns {string} */ }, { key: "toHex", value: function toHex() { var r = this.r.toString(16); var g = this.g.toString(16); var b = this.b.toString(16); if (r.length === 1) { r = '0' + r; } if (g.length === 1) { g = '0' + g; } if (b.length === 1) { b = '0' + b; } return '#' + r + g + b; } /** * Offers a bulleted list of help. * @returns {HTMLUListElement} */ }], [{ key: "getHelpXML", value: function getHelpXML() { var examples = [].concat(_toConsumableArray(colorDefs.flatMap(function (_ref2) { var example = _ref2.example; return example; })), _toConsumableArray(Object.keys(simpleColors))); var xml = document.createElement('ul'); xml.setAttribute('id', 'rgbcolor-examples'); xml.append.apply(xml, _toConsumableArray(examples.map(function (example) { try { var listItem = document.createElement('li'); var listColor = new RGBColor(example); var exampleDiv = document.createElement('div'); exampleDiv.style.cssText = "\n margin: 3px;\n border: 1px solid black;\n background: ".concat(listColor.toHex(), ";\n color: ").concat(listColor.toHex(), ";"); exampleDiv.append('test'); var listItemValue = " ".concat(example, " -> ").concat(listColor.toRGB(), " -> ").concat(listColor.toHex()); listItem.append(exampleDiv, listItemValue); return listItem; } catch (e) { return ''; } }))); return xml; } }]); return RGBColor; }(); function _typeof$1(obj) { if (typeof Symbol === "function" && _typeof(Symbol.iterator) === "symbol") { _typeof$1 = function _typeof$1(obj) { return _typeof(obj); }; } else { _typeof$1 = function _typeof$1(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : _typeof(obj); }; } return _typeof$1(obj); } function _classCallCheck$1(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } /** * StackBlur - a fast almost Gaussian Blur For Canvas * * In case you find this class useful - especially in commercial projects - * I am not totally unhappy for a small donation to my PayPal account * mario@quasimondo.de * * Or support me on flattr: * {@link https://flattr.com/thing/72791/StackBlur-a-fast-almost-Gaussian-Blur-Effect-for-CanvasJavascript} * @module StackBlur * @version 0.5 * @author Mario Klingemann * Contact: mario@quasimondo.com * Website: {@link http://www.quasimondo.com/StackBlurForCanvas/StackBlurDemo.html} * Twitter: @quasimondo * * @copyright (c) 2010 Mario Klingemann * * Permission is hereby granted, free of charge, to any person * obtaining a copy of this software and associated documentation * files (the "Software"), to deal in the Software without * restriction, including without limitation the rights to use, * copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following * conditions: * * The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. */ var mulTable = [512, 512, 456, 512, 328, 456, 335, 512, 405, 328, 271, 456, 388, 335, 292, 512, 454, 405, 364, 328, 298, 271, 496, 456, 420, 388, 360, 335, 312, 292, 273, 512, 482, 454, 428, 405, 383, 364, 345, 328, 312, 298, 284, 271, 259, 496, 475, 456, 437, 420, 404, 388, 374, 360, 347, 335, 323, 312, 302, 292, 282, 273, 265, 512, 497, 482, 468, 454, 441, 428, 417, 405, 394, 383, 373, 364, 354, 345, 337, 328, 320, 312, 305, 298, 291, 284, 278, 271, 265, 259, 507, 496, 485, 475, 465, 456, 446, 437, 428, 420, 412, 404, 396, 388, 381, 374, 367, 360, 354, 347, 341, 335, 329, 323, 318, 312, 307, 302, 297, 292, 287, 282, 278, 273, 269, 265, 261, 512, 505, 497, 489, 482, 475, 468, 461, 454, 447, 441, 435, 428, 422, 417, 411, 405, 399, 394, 389, 383, 378, 373, 368, 364, 359, 354, 350, 345, 341, 337, 332, 328, 324, 320, 316, 312, 309, 305, 301, 298, 294, 291, 287, 284, 281, 278, 274, 271, 268, 265, 262, 259, 257, 507, 501, 496, 491, 485, 480, 475, 470, 465, 460, 456, 451, 446, 442, 437, 433, 428, 424, 420, 416, 412, 408, 404, 400, 396, 392, 388, 385, 381, 377, 374, 370, 367, 363, 360, 357, 354, 350, 347, 344, 341, 338, 335, 332, 329, 326, 323, 320, 318, 315, 312, 310, 307, 304, 302, 299, 297, 294, 292, 289, 287, 285, 282, 280, 278, 275, 273, 271, 269, 267, 265, 263, 261, 259]; var shgTable = [9, 11, 12, 13, 13, 14, 14, 15, 15, 15, 15, 16, 16, 16, 16, 17, 17, 17, 17, 17, 17, 17, 18, 18, 18, 18, 18, 18, 18, 18, 18, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24]; /** * @param {string|HTMLCanvasElement} canvas * @param {Integer} topX * @param {Integer} topY * @param {Integer} width * @param {Integer} height * @throws {Error|TypeError} * @returns {ImageData} See {@link https://html.spec.whatwg.org/multipage/canvas.html#imagedata} */ function getImageDataFromCanvas(canvas, topX, topY, width, height) { if (typeof canvas === 'string') { canvas = document.getElementById(canvas); } if (!canvas || _typeof$1(canvas) !== 'object' || !('getContext' in canvas)) { throw new TypeError('Expecting canvas with `getContext` method in processCanvasRGB(A) calls!'); } var context = canvas.getContext('2d'); try { return context.getImageData(topX, topY, width, height); } catch (e) { throw new Error('unable to access image data: ' + e); } } /** * @param {HTMLCanvasElement} canvas * @param {Integer} topX * @param {Integer} topY * @param {Integer} width * @param {Integer} height * @param {Float} radius * @returns {undefined} */ function processCanvasRGBA(canvas, topX, topY, width, height, radius) { if (isNaN(radius) || radius < 1) { return; } radius |= 0; var imageData = getImageDataFromCanvas(canvas, topX, topY, width, height); imageData = processImageDataRGBA(imageData, topX, topY, width, height, radius); canvas.getContext('2d').putImageData(imageData, topX, topY); } /** * @param {ImageData} imageData * @param {Integer} topX * @param {Integer} topY * @param {Integer} width * @param {Integer} height * @param {Float} radius * @returns {ImageData} */ function processImageDataRGBA(imageData, topX, topY, width, height, radius) { var pixels = imageData.data; var x, y, i, p, yp, yi, yw, rSum, gSum, bSum, aSum, rOutSum, gOutSum, bOutSum, aOutSum, rInSum, gInSum, bInSum, aInSum, pr, pg, pb, pa, rbs; var div = 2 * radius + 1; // const w4 = width << 2; var widthMinus1 = width - 1; var heightMinus1 = height - 1; var radiusPlus1 = radius + 1; var sumFactor = radiusPlus1 * (radiusPlus1 + 1) / 2; var stackStart = new BlurStack(); var stack = stackStart; var stackEnd; for (i = 1; i < div; i++) { stack = stack.next = new BlurStack(); if (i === radiusPlus1) { stackEnd = stack; } } stack.next = stackStart; var stackIn = null; var stackOut = null; yw = yi = 0; var mulSum = mulTable[radius]; var shgSum = shgTable[radius]; for (y = 0; y < height; y++) { rInSum = gInSum = bInSum = aInSum = rSum = gSum = bSum = aSum = 0; rOutSum = radiusPlus1 * (pr = pixels[yi]); gOutSum = radiusPlus1 * (pg = pixels[yi + 1]); bOutSum = radiusPlus1 * (pb = pixels[yi + 2]); aOutSum = radiusPlus1 * (pa = pixels[yi + 3]); rSum += sumFactor * pr; gSum += sumFactor * pg; bSum += sumFactor * pb; aSum += sumFactor * pa; stack = stackStart; for (i = 0; i < radiusPlus1; i++) { stack.r = pr; stack.g = pg; stack.b = pb; stack.a = pa; stack = stack.next; } for (i = 1; i < radiusPlus1; i++) { p = yi + ((widthMinus1 < i ? widthMinus1 : i) << 2); rSum += (stack.r = pr = pixels[p]) * (rbs = radiusPlus1 - i); gSum += (stack.g = pg = pixels[p + 1]) * rbs; bSum += (stack.b = pb = pixels[p + 2]) * rbs; aSum += (stack.a = pa = pixels[p + 3]) * rbs; rInSum += pr; gInSum += pg; bInSum += pb; aInSum += pa; stack = stack.next; } stackIn = stackStart; stackOut = stackEnd; for (x = 0; x < width; x++) { pixels[yi + 3] = pa = aSum * mulSum >> shgSum; if (pa !== 0) { pa = 255 / pa; pixels[yi] = (rSum * mulSum >> shgSum) * pa; pixels[yi + 1] = (gSum * mulSum >> shgSum) * pa; pixels[yi + 2] = (bSum * mulSum >> shgSum) * pa; } else { pixels[yi] = pixels[yi + 1] = pixels[yi + 2] = 0; } rSum -= rOutSum; gSum -= gOutSum; bSum -= bOutSum; aSum -= aOutSum; rOutSum -= stackIn.r; gOutSum -= stackIn.g; bOutSum -= stackIn.b; aOutSum -= stackIn.a; p = yw + ((p = x + radius + 1) < widthMinus1 ? p : widthMinus1) << 2; rInSum += stackIn.r = pixels[p]; gInSum += stackIn.g = pixels[p + 1]; bInSum += stackIn.b = pixels[p + 2]; aInSum += stackIn.a = pixels[p + 3]; rSum += rInSum; gSum += gInSum; bSum += bInSum; aSum += aInSum; stackIn = stackIn.next; rOutSum += pr = stackOut.r; gOutSum += pg = stackOut.g; bOutSum += pb = stackOut.b; aOutSum += pa = stackOut.a; rInSum -= pr; gInSum -= pg; bInSum -= pb; aInSum -= pa; stackOut = stackOut.next; yi += 4; } yw += width; } for (x = 0; x < width; x++) { gInSum = bInSum = aInSum = rInSum = gSum = bSum = aSum = rSum = 0; yi = x << 2; rOutSum = radiusPlus1 * (pr = pixels[yi]); gOutSum = radiusPlus1 * (pg = pixels[yi + 1]); bOutSum = radiusPlus1 * (pb = pixels[yi + 2]); aOutSum = radiusPlus1 * (pa = pixels[yi + 3]); rSum += sumFactor * pr; gSum += sumFactor * pg; bSum += sumFactor * pb; aSum += sumFactor * pa; stack = stackStart; for (i = 0; i < radiusPlus1; i++) { stack.r = pr; stack.g = pg; stack.b = pb; stack.a = pa; stack = stack.next; } yp = width; for (i = 1; i <= radius; i++) { yi = yp + x << 2; rSum += (stack.r = pr = pixels[yi]) * (rbs = radiusPlus1 - i); gSum += (stack.g = pg = pixels[yi + 1]) * rbs; bSum += (stack.b = pb = pixels[yi + 2]) * rbs; aSum += (stack.a = pa = pixels[yi + 3]) * rbs; rInSum += pr; gInSum += pg; bInSum += pb; aInSum += pa; stack = stack.next; if (i < heightMinus1) { yp += width; } } yi = x; stackIn = stackStart; stackOut = stackEnd; for (y = 0; y < height; y++) { p = yi << 2; pixels[p + 3] = pa = aSum * mulSum >> shgSum; if (pa > 0) { pa = 255 / pa; pixels[p] = (rSum * mulSum >> shgSum) * pa; pixels[p + 1] = (gSum * mulSum >> shgSum) * pa; pixels[p + 2] = (bSum * mulSum >> shgSum) * pa; } else { pixels[p] = pixels[p + 1] = pixels[p + 2] = 0; } rSum -= rOutSum; gSum -= gOutSum; bSum -= bOutSum; aSum -= aOutSum; rOutSum -= stackIn.r; gOutSum -= stackIn.g; bOutSum -= stackIn.b; aOutSum -= stackIn.a; p = x + ((p = y + radiusPlus1) < heightMinus1 ? p : heightMinus1) * width << 2; rSum += rInSum += stackIn.r = pixels[p]; gSum += gInSum += stackIn.g = pixels[p + 1]; bSum += bInSum += stackIn.b = pixels[p + 2]; aSum += aInSum += stackIn.a = pixels[p + 3]; stackIn = stackIn.next; rOutSum += pr = stackOut.r; gOutSum += pg = stackOut.g; bOutSum += pb = stackOut.b; aOutSum += pa = stackOut.a; rInSum -= pr; gInSum -= pg; bInSum -= pb; aInSum -= pa; stackOut = stackOut.next; yi += width; } } return imageData; } /** * */ var BlurStack = function BlurStack() { _classCallCheck$1(this, BlurStack); this.r = 0; this.g = 0; this.b = 0; this.a = 0; this.next = null; }; /** * Whether a value is `null` or `undefined`. * @param {any} val * @returns {boolean} */ var isNullish = function isNullish(val) { return val === null || val === undefined; }; /** * @callback module:canvg.ForceRedraw * @returns {boolean} */ /** * @typedef {PlainObject} module:canvg.CanvgOptions * @property {boolean} ignoreMouse true => ignore mouse events * @property {boolean} ignoreAnimation true => ignore animations * @property {boolean} ignoreDimensions true => does not try to resize canvas * @property {boolean} ignoreClear true => does not clear canvas * @property {Integer} offsetX int => draws at a x offset * @property {Integer} offsetY int => draws at a y offset * @property {Integer} scaleWidth int => scales horizontally to width * @property {Integer} scaleHeight int => scales vertically to height * @property {module:canvg.ForceRedraw} forceRedraw function => will call the function on every frame, if it returns true, will redraw * @property {boolean} log Adds log function * @property {boolean} useCORS Whether to set CORS `crossOrigin` for the image to `Anonymous` */ /** * If called with no arguments, it will replace all `` elements on the page * with `` elements. * @function module:canvg.canvg * @param {HTMLCanvasElement|string} target canvas element or the id of a canvas element * @param {string|XMLDocument} s - svg string, url to svg file, or xml document * @param {module:canvg.CanvgOptions} [opts] Optional hash of options * @returns {Promise} All the function after the first render is completed with dom */ var canvg = function canvg(target, s, opts) { // no parameters if (isNullish(target) && isNullish(s) && isNullish(opts)) { var svgTags = document.querySelectorAll('svg'); return Promise.all(_toConsumableArray(svgTags).map(function (svgTag) { var c = document.createElement('canvas'); c.width = svgTag.clientWidth; c.height = svgTag.clientHeight; svgTag.before(c); svgTag.remove(); var div = document.createElement('div'); div.append(svgTag); return canvg(c, div.innerHTML); })); } if (typeof target === 'string') { target = document.getElementById(target); } // store class on canvas if (!isNullish(target.svg)) target.svg.stop(); var svg = build(opts || {}); // on i.e. 8 for flash canvas, we can't assign the property so check for it if (!(target.childNodes.length === 1 && target.childNodes[0].nodeName === 'OBJECT')) { target.svg = svg; } var ctx = target.getContext('2d'); if (typeof s.documentElement !== 'undefined') { // load from xml doc return svg.loadXmlDoc(ctx, s); } if (s.substr(0, 1) === '<') { // load from xml string return svg.loadXml(ctx, s); } // load from url return svg.load(ctx, s); }; /* eslint-disable jsdoc/check-types */ /** * @param {module:canvg.CanvgOptions} opts * @returns {object} * @todo Flesh out exactly what object is returned here (after updating to latest and reincluding our changes here and those of StackBlur) */ function build(opts) { /* eslint-enable jsdoc/check-types */ var svg = { opts: opts }; svg.FRAMERATE = 30; svg.MAX_VIRTUAL_PIXELS = 30000; svg.log = function (msg) { /* */ }; if (svg.opts.log === true && typeof console !== 'undefined') { svg.log = function (msg) { console.log(msg); }; // eslint-disable-line no-console } // globals svg.init = function (ctx) { var uniqueId = 0; svg.UniqueId = function () { uniqueId++; return 'canvg' + uniqueId; }; svg.Definitions = {}; svg.Styles = {}; svg.Animations = []; svg.Images = []; svg.ctx = ctx; svg.ViewPort = { viewPorts: [], Clear: function Clear() { this.viewPorts = []; }, SetCurrent: function SetCurrent(width, height) { this.viewPorts.push({ width: width, height: height }); }, RemoveCurrent: function RemoveCurrent() { this.viewPorts.pop(); }, Current: function Current() { return this.viewPorts[this.viewPorts.length - 1]; }, width: function width() { return this.Current().width; }, height: function height() { return this.Current().height; }, ComputeSize: function ComputeSize(d) { if (!isNullish(d) && typeof d === 'number') return d; if (d === 'x') return this.width(); if (d === 'y') return this.height(); return Math.sqrt(Math.pow(this.width(), 2) + Math.pow(this.height(), 2)) / Math.sqrt(2); } }; }; svg.init(); // images loaded svg.ImagesLoaded = function () { return svg.Images.every(function (img) { return img.loaded; }); }; // trim svg.trim = function (s) { return s.replace(/^\s+|\s+$/g, ''); }; // compress spaces svg.compressSpaces = function (s) { return s.replace(/\s+/gm, ' '); }; // ajax // Todo: Replace with `fetch` and polyfill svg.ajax = function (url, asynch) { var AJAX = window.XMLHttpRequest ? new XMLHttpRequest() : new window.ActiveXObject('Microsoft.XMLHTTP'); if (asynch) { return new Promise(function (resolve, reject) { // eslint-disable-line promise/avoid-new var req = AJAX.open('GET', url, true); req.addEventListener('load', function () { resolve(AJAX.responseText); }); AJAX.send(null); }); } AJAX.open('GET', url, false); AJAX.send(null); return AJAX.responseText; }; // parse xml svg.parseXml = function (xml) { if (window.DOMParser) { var parser = new DOMParser(); return parser.parseFromString(xml, 'text/xml'); } xml = xml.replace(/]*>/, ''); var xmlDoc = new window.ActiveXObject('Microsoft.XMLDOM'); xmlDoc.async = 'false'; xmlDoc.loadXML(xml); return xmlDoc; }; // text extensions // get the text baseline var textBaselineMapping = { baseline: 'alphabetic', 'before-edge': 'top', 'text-before-edge': 'top', middle: 'middle', central: 'middle', 'after-edge': 'bottom', 'text-after-edge': 'bottom', ideographic: 'ideographic', alphabetic: 'alphabetic', hanging: 'hanging', mathematical: 'alphabetic' }; svg.Property = /*#__PURE__*/ function () { function Property(name, value) { _classCallCheck(this, Property); this.name = name; this.value = value; } _createClass(Property, [{ key: "getValue", value: function getValue() { return this.value; } }, { key: "hasValue", value: function hasValue() { return !isNullish(this.value) && this.value !== ''; } // return the numerical value of the property }, { key: "numValue", value: function numValue() { if (!this.hasValue()) return 0; var n = parseFloat(this.value); if (String(this.value).endsWith('%')) { n /= 100.0; } return n; } }, { key: "valueOrDefault", value: function valueOrDefault(def) { if (this.hasValue()) return this.value; return def; } }, { key: "numValueOrDefault", value: function numValueOrDefault(def) { if (this.hasValue()) return this.numValue(); return def; } // color extensions // augment the current color value with the opacity }, { key: "addOpacity", value: function addOpacity(opacityProp) { var newValue = this.value; if (!isNullish(opacityProp.value) && opacityProp.value !== '' && typeof this.value === 'string') { // can only add opacity to colors, not patterns var color = new RGBColor(this.value); if (color.ok) { newValue = 'rgba(' + color.r + ', ' + color.g + ', ' + color.b + ', ' + opacityProp.numValue() + ')'; } } return new svg.Property(this.name, newValue); } // definition extensions // get the definition from the definitions table }, { key: "getDefinition", value: function getDefinition() { var name = this.value.match(/#([^)'"]+)/); if (name) { name = name[1]; } if (!name) { name = this.value; } return svg.Definitions[name]; } }, { key: "isUrlDefinition", value: function isUrlDefinition() { return this.value.startsWith('url('); } }, { key: "getFillStyleDefinition", value: function getFillStyleDefinition(e, opacityProp) { var def = this.getDefinition(); // gradient if (!isNullish(def) && def.createGradient) { return def.createGradient(svg.ctx, e, opacityProp); } // pattern if (!isNullish(def) && def.createPattern) { if (def.getHrefAttribute().hasValue()) { var pt = def.attribute('patternTransform'); def = def.getHrefAttribute().getDefinition(); if (pt.hasValue()) { def.attribute('patternTransform', true).value = pt.value; } } return def.createPattern(svg.ctx, e); } return null; } // length extensions }, { key: "getDPI", value: function getDPI(viewPort) { return 96.0; // TODO: compute? } }, { key: "getEM", value: function getEM(viewPort) { var em = 12; var fontSize = new svg.Property('fontSize', svg.Font.Parse(svg.ctx.font).fontSize); if (fontSize.hasValue()) em = fontSize.toPixels(viewPort); return em; } }, { key: "getUnits", value: function getUnits() { return String(this.value).replace(/[\d.-]/g, ''); } // get the length as pixels }, { key: "toPixels", value: function toPixels(viewPort, processPercent) { if (!this.hasValue()) return 0; var s = String(this.value); if (s.endsWith('em')) return this.numValue() * this.getEM(viewPort); if (s.endsWith('ex')) return this.numValue() * this.getEM(viewPort) / 2.0; if (s.endsWith('px')) return this.numValue(); if (s.endsWith('pt')) return this.numValue() * this.getDPI(viewPort) * (1.0 / 72.0); if (s.endsWith('pc')) return this.numValue() * 15; if (s.endsWith('cm')) return this.numValue() * this.getDPI(viewPort) / 2.54; if (s.endsWith('mm')) return this.numValue() * this.getDPI(viewPort) / 25.4; if (s.endsWith('in')) return this.numValue() * this.getDPI(viewPort); if (s.endsWith('%')) return this.numValue() * svg.ViewPort.ComputeSize(viewPort); var n = this.numValue(); if (processPercent && n < 1.0) return n * svg.ViewPort.ComputeSize(viewPort); return n; } // time extensions // get the time as milliseconds }, { key: "toMilliseconds", value: function toMilliseconds() { if (!this.hasValue()) return 0; var s = String(this.value); if (s.endsWith('ms')) return this.numValue(); if (s.endsWith('s')) return this.numValue() * 1000; return this.numValue(); } // angle extensions // get the angle as radians }, { key: "toRadians", value: function toRadians() { if (!this.hasValue()) return 0; var s = String(this.value); if (s.endsWith('deg')) return this.numValue() * (Math.PI / 180.0); if (s.endsWith('grad')) return this.numValue() * (Math.PI / 200.0); if (s.endsWith('rad')) return this.numValue(); return this.numValue() * (Math.PI / 180.0); } }, { key: "toTextBaseline", value: function toTextBaseline() { if (!this.hasValue()) return null; return textBaselineMapping[this.value]; } }]); return Property; }(); // fonts svg.Font = { Styles: 'normal|italic|oblique|inherit', Variants: 'normal|small-caps|inherit', Weights: 'normal|bold|bolder|lighter|100|200|300|400|500|600|700|800|900|inherit', CreateFont: function CreateFont(fontStyle, fontVariant, fontWeight, fontSize, fontFamily, inherit) { var f = !isNullish(inherit) ? this.Parse(inherit) : this.CreateFont('', '', '', '', '', svg.ctx.font); return { fontFamily: fontFamily || f.fontFamily, fontSize: fontSize || f.fontSize, fontStyle: fontStyle || f.fontStyle, fontWeight: fontWeight || f.fontWeight, fontVariant: fontVariant || f.fontVariant, toString: function toString() { return [this.fontStyle, this.fontVariant, this.fontWeight, this.fontSize, this.fontFamily].join(' '); } }; }, Parse: function Parse(s) { var _this = this; var f = {}; var ds = svg.trim(svg.compressSpaces(s || '')).split(' '); var set = { fontSize: false, fontStyle: false, fontWeight: false, fontVariant: false }; var ff = ''; ds.forEach(function (d) { if (!set.fontStyle && _this.Styles.includes(d)) { if (d !== 'inherit') { f.fontStyle = d; } set.fontStyle = true; } else if (!set.fontVariant && _this.Variants.includes(d)) { if (d !== 'inherit') { f.fontVariant = d; } set.fontStyle = set.fontVariant = true; } else if (!set.fontWeight && _this.Weights.includes(d)) { if (d !== 'inherit') { f.fontWeight = d; } set.fontStyle = set.fontVariant = set.fontWeight = true; } else if (!set.fontSize) { if (d !== 'inherit') { f.fontSize = d.split('/')[0]; } set.fontStyle = set.fontVariant = set.fontWeight = set.fontSize = true; } else if (d !== 'inherit') { ff += d; } }); if (ff !== '') { f.fontFamily = ff; } return f; } }; // points and paths svg.ToNumberArray = function (s) { var a = svg.trim(svg.compressSpaces((s || '').replace(/,/g, ' '))).split(' '); return a.map(function (_a) { return parseFloat(_a); }); }; svg.Point = /*#__PURE__*/ function () { function _class(x, y) { _classCallCheck(this, _class); this.x = x; this.y = y; } _createClass(_class, [{ key: "angleTo", value: function angleTo(p) { return Math.atan2(p.y - this.y, p.x - this.x); } }, { key: "applyTransform", value: function applyTransform(v) { var xp = this.x * v[0] + this.y * v[2] + v[4]; var yp = this.x * v[1] + this.y * v[3] + v[5]; this.x = xp; this.y = yp; } }]); return _class; }(); svg.CreatePoint = function (s) { var a = svg.ToNumberArray(s); return new svg.Point(a[0], a[1]); }; svg.CreatePath = function (s) { var a = svg.ToNumberArray(s); var path = []; for (var i = 0; i < a.length; i += 2) { path.push(new svg.Point(a[i], a[i + 1])); } return path; }; // bounding box svg.BoundingBox = /*#__PURE__*/ function () { function _class2(x1, y1, x2, y2) { _classCallCheck(this, _class2); // pass in initial points if you want this.x1 = Number.NaN; this.y1 = Number.NaN; this.x2 = Number.NaN; this.y2 = Number.NaN; this.addPoint(x1, y1); this.addPoint(x2, y2); } _createClass(_class2, [{ key: "x", value: function x() { return this.x1; } }, { key: "y", value: function y() { return this.y1; } }, { key: "width", value: function width() { return this.x2 - this.x1; } }, { key: "height", value: function height() { return this.y2 - this.y1; } }, { key: "addPoint", value: function addPoint(x, y) { if (!isNullish(x)) { if (isNaN(this.x1) || isNaN(this.x2)) { this.x1 = x; this.x2 = x; } if (x < this.x1) this.x1 = x; if (x > this.x2) this.x2 = x; } if (!isNullish(y)) { if (isNaN(this.y1) || isNaN(this.y2)) { this.y1 = y; this.y2 = y; } if (y < this.y1) this.y1 = y; if (y > this.y2) this.y2 = y; } } }, { key: "addX", value: function addX(x) { this.addPoint(x, null); } }, { key: "addY", value: function addY(y) { this.addPoint(null, y); } }, { key: "addBoundingBox", value: function addBoundingBox(bb) { this.addPoint(bb.x1, bb.y1); this.addPoint(bb.x2, bb.y2); } }, { key: "addQuadraticCurve", value: function addQuadraticCurve(p0x, p0y, p1x, p1y, p2x, p2y) { var cp1x = p0x + 2 / 3 * (p1x - p0x); // CP1 = QP0 + 2/3 *(QP1-QP0) var cp1y = p0y + 2 / 3 * (p1y - p0y); // CP1 = QP0 + 2/3 *(QP1-QP0) var cp2x = cp1x + 1 / 3 * (p2x - p0x); // CP2 = CP1 + 1/3 *(QP2-QP0) var cp2y = cp1y + 1 / 3 * (p2y - p0y); // CP2 = CP1 + 1/3 *(QP2-QP0) this.addBezierCurve(p0x, p0y, cp1x, cp2x, cp1y, cp2y, p2x, p2y); } }, { key: "addBezierCurve", value: function addBezierCurve(p0x, p0y, p1x, p1y, p2x, p2y, p3x, p3y) { var _this2 = this; // from http://blog.hackers-cafe.net/2009/06/how-to-calculate-bezier-curves-bounding.html var p0 = [p0x, p0y], p1 = [p1x, p1y], p2 = [p2x, p2y], p3 = [p3x, p3y]; this.addPoint(p0[0], p0[1]); this.addPoint(p3[0], p3[1]); var _loop = function _loop(i) { var f = function f(t) { return Math.pow(1 - t, 3) * p0[i] + 3 * Math.pow(1 - t, 2) * t * p1[i] + 3 * (1 - t) * Math.pow(t, 2) * p2[i] + Math.pow(t, 3) * p3[i]; }; var b = 6 * p0[i] - 12 * p1[i] + 6 * p2[i]; var a = -3 * p0[i] + 9 * p1[i] - 9 * p2[i] + 3 * p3[i]; var c = 3 * p1[i] - 3 * p0[i]; if (a === 0) { if (b === 0) return "continue"; var t = -c / b; if (t > 0 && t < 1) { if (i === 0) _this2.addX(f(t)); if (i === 1) _this2.addY(f(t)); } return "continue"; } var b2ac = Math.pow(b, 2) - 4 * c * a; if (b2ac < 0) return "continue"; var t1 = (-b + Math.sqrt(b2ac)) / (2 * a); if (t1 > 0 && t1 < 1) { if (i === 0) _this2.addX(f(t1)); if (i === 1) _this2.addY(f(t1)); } var t2 = (-b - Math.sqrt(b2ac)) / (2 * a); if (t2 > 0 && t2 < 1) { if (i === 0) _this2.addX(f(t2)); if (i === 1) _this2.addY(f(t2)); } }; for (var i = 0; i <= 1; i++) { var _ret = _loop(i); if (_ret === "continue") continue; } } }, { key: "isPointInBox", value: function isPointInBox(x, y) { return this.x1 <= x && x <= this.x2 && this.y1 <= y && y <= this.y2; } }]); return _class2; }(); // transforms svg.Transform = /*#__PURE__*/ function () { function _class3(v) { var _this6 = this; _classCallCheck(this, _class3); this.Type = { translate: function translate(s) { _classCallCheck(this, translate); this.p = svg.CreatePoint(s); this.apply = function (ctx) { ctx.translate(this.p.x || 0.0, this.p.y || 0.0); }; this.unapply = function (ctx) { ctx.translate(-1.0 * this.p.x || 0.0, -1.0 * this.p.y || 0.0); }; this.applyToPoint = function (p) { p.applyTransform([1, 0, 0, 1, this.p.x || 0.0, this.p.y || 0.0]); }; }, rotate: function rotate(s) { _classCallCheck(this, rotate); var a = svg.ToNumberArray(s); this.angle = new svg.Property('angle', a[0]); this.cx = a[1] || 0; this.cy = a[2] || 0; this.apply = function (ctx) { ctx.translate(this.cx, this.cy); ctx.rotate(this.angle.toRadians()); ctx.translate(-this.cx, -this.cy); }; this.unapply = function (ctx) { ctx.translate(this.cx, this.cy); ctx.rotate(-1.0 * this.angle.toRadians()); ctx.translate(-this.cx, -this.cy); }; this.applyToPoint = function (p) { var _a = this.angle.toRadians(); p.applyTransform([1, 0, 0, 1, this.p.x || 0.0, this.p.y || 0.0]); p.applyTransform([Math.cos(_a), Math.sin(_a), -Math.sin(_a), Math.cos(_a), 0, 0]); p.applyTransform([1, 0, 0, 1, -this.p.x || 0.0, -this.p.y || 0.0]); }; }, scale: function scale(s) { _classCallCheck(this, scale); this.p = svg.CreatePoint(s); this.apply = function (ctx) { ctx.scale(this.p.x || 1.0, this.p.y || this.p.x || 1.0); }; this.unapply = function (ctx) { ctx.scale(1.0 / this.p.x || 1.0, 1.0 / this.p.y || this.p.x || 1.0); }; this.applyToPoint = function (p) { p.applyTransform([this.p.x || 0.0, 0, 0, this.p.y || 0.0, 0, 0]); }; }, matrix: function matrix(s) { _classCallCheck(this, matrix); this.m = svg.ToNumberArray(s); this.apply = function (ctx) { ctx.transform(this.m[0], this.m[1], this.m[2], this.m[3], this.m[4], this.m[5]); }; this.applyToPoint = function (p) { p.applyTransform(this.m); }; } }; Object.assign(this.Type, { SkewBase: /*#__PURE__*/ function (_this$Type$matrix) { _inherits(SkewBase, _this$Type$matrix); function SkewBase(s) { var _this3; _classCallCheck(this, SkewBase); _this3 = _possibleConstructorReturn(this, _getPrototypeOf(SkewBase).call(this, s)); _this3.angle = new svg.Property('angle', s); return _this3; } return SkewBase; }(this.Type.matrix) }); Object.assign(this.Type, { skewX: /*#__PURE__*/ function (_this$Type$SkewBase) { _inherits(skewX, _this$Type$SkewBase); function skewX(s) { var _this4; _classCallCheck(this, skewX); _this4 = _possibleConstructorReturn(this, _getPrototypeOf(skewX).call(this, s)); _this4.m = [1, 0, Math.tan(_this4.angle.toRadians()), 1, 0, 0]; return _this4; } return skewX; }(this.Type.SkewBase), skewY: /*#__PURE__*/ function (_this$Type$SkewBase2) { _inherits(skewY, _this$Type$SkewBase2); function skewY(s) { var _this5; _classCallCheck(this, skewY); _this5 = _possibleConstructorReturn(this, _getPrototypeOf(skewY).call(this, s)); _this5.m = [1, Math.tan(_this5.angle.toRadians()), 0, 1, 0, 0]; return _this5; } return skewY; }(this.Type.SkewBase) }); var data = svg.trim(svg.compressSpaces(v)).replace(/\)([a-zA-Z])/g, ') $1').replace(/\)(\s?,\s?)/g, ') ').split(/\s(?=[a-z])/); this.transforms = data.map(function (d) { var type = svg.trim(d.split('(')[0]); var s = d.split('(')[1].replace(')', ''); var transform = new _this6.Type[type](s); transform.type = type; return transform; }); } _createClass(_class3, [{ key: "apply", value: function apply(ctx) { this.transforms.forEach(function (transform) { transform.apply(ctx); }); } }, { key: "unapply", value: function unapply(ctx) { for (var i = this.transforms.length - 1; i >= 0; i--) { this.transforms[i].unapply(ctx); } } }, { key: "applyToPoint", value: function applyToPoint(p) { this.transforms.forEach(function (transform) { transform.applyToPoint(p); }); } }]); return _class3; }(); // aspect ratio svg.AspectRatio = function (ctx, aspectRatio, width, desiredWidth, height, desiredHeight, minX, minY, refX, refY) { // aspect ratio - https://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute aspectRatio = svg.compressSpaces(aspectRatio); aspectRatio = aspectRatio.replace(/^defer\s/, ''); // ignore defer var align = aspectRatio.split(' ')[0] || 'xMidYMid'; var meetOrSlice = aspectRatio.split(' ')[1] || 'meet'; // calculate scale var scaleX = width / desiredWidth; var scaleY = height / desiredHeight; var scaleMin = Math.min(scaleX, scaleY); var scaleMax = Math.max(scaleX, scaleY); if (meetOrSlice === 'meet') { desiredWidth *= scaleMin; desiredHeight *= scaleMin; } if (meetOrSlice === 'slice') { desiredWidth *= scaleMax; desiredHeight *= scaleMax; } refX = new svg.Property('refX', refX); refY = new svg.Property('refY', refY); if (refX.hasValue() && refY.hasValue()) { ctx.translate(-scaleMin * refX.toPixels('x'), -scaleMin * refY.toPixels('y')); } else { // align if (align.startsWith('xMid') && (meetOrSlice === 'meet' && scaleMin === scaleY || meetOrSlice === 'slice' && scaleMax === scaleY)) ctx.translate(width / 2.0 - desiredWidth / 2.0, 0); if (align.endsWith('YMid') && (meetOrSlice === 'meet' && scaleMin === scaleX || meetOrSlice === 'slice' && scaleMax === scaleX)) ctx.translate(0, height / 2.0 - desiredHeight / 2.0); if (align.startsWith('xMax') && (meetOrSlice === 'meet' && scaleMin === scaleY || meetOrSlice === 'slice' && scaleMax === scaleY)) ctx.translate(width - desiredWidth, 0); if (align.endsWith('YMax') && (meetOrSlice === 'meet' && scaleMin === scaleX || meetOrSlice === 'slice' && scaleMax === scaleX)) ctx.translate(0, height - desiredHeight); } // scale if (align === 'none') ctx.scale(scaleX, scaleY);else if (meetOrSlice === 'meet') ctx.scale(scaleMin, scaleMin);else if (meetOrSlice === 'slice') ctx.scale(scaleMax, scaleMax); // translate ctx.translate(isNullish(minX) ? 0 : -minX, isNullish(minY) ? 0 : -minY); }; // elements svg.Element = {}; svg.EmptyProperty = new svg.Property('EMPTY', ''); svg.Element.ElementBase = /*#__PURE__*/ function () { function _class4(node) { var _this7 = this; _classCallCheck(this, _class4); // Argument from inheriting class this.captureTextNodes = arguments[1]; // eslint-disable-line prefer-rest-params this.attributes = {}; this.styles = {}; this.children = []; if (!isNullish(node) && node.nodeType === 1) { // ELEMENT_NODE // add children _toConsumableArray(node.childNodes).forEach(function (childNode) { if (childNode.nodeType === 1) { _this7.addChild(childNode, true); // ELEMENT_NODE } if (_this7.captureTextNodes && (childNode.nodeType === 3 || childNode.nodeType === 4)) { var text = childNode.nodeValue || childNode.text || ''; if (svg.trim(svg.compressSpaces(text)) !== '') { _this7.addChild(new svg.Element.tspan(childNode), false); // TEXT_NODE } } }); // add attributes _toConsumableArray(node.attributes).forEach(function (_ref) { var nodeName = _ref.nodeName, nodeValue = _ref.nodeValue; _this7.attributes[nodeName] = new svg.Property(nodeName, nodeValue); }); // add tag styles var styles = svg.Styles[node.nodeName]; if (!isNullish(styles)) { Object.entries(styles).forEach(function (_ref2) { var _ref3 = _slicedToArray(_ref2, 2), name = _ref3[0], styleValue = _ref3[1]; _this7.styles[name] = styleValue; }); } // add class styles if (this.attribute('class').hasValue()) { var classes = svg.compressSpaces(this.attribute('class').value).split(' '); classes.forEach(function (clss) { styles = svg.Styles['.' + clss]; if (!isNullish(styles)) { Object.entries(styles).forEach(function (_ref4) { var _ref5 = _slicedToArray(_ref4, 2), name = _ref5[0], styleValue = _ref5[1]; _this7.styles[name] = styleValue; }); } styles = svg.Styles[node.nodeName + '.' + clss]; if (!isNullish(styles)) { Object.entries(styles).forEach(function (_ref6) { var _ref7 = _slicedToArray(_ref6, 2), name = _ref7[0], styleValue = _ref7[1]; _this7.styles[name] = styleValue; }); } }); } // add id styles if (this.attribute('id').hasValue()) { var _styles = svg.Styles['#' + this.attribute('id').value]; if (!isNullish(_styles)) { Object.entries(_styles).forEach(function (_ref8) { var _ref9 = _slicedToArray(_ref8, 2), name = _ref9[0], styleValue = _ref9[1]; _this7.styles[name] = styleValue; }); } } // add inline styles if (this.attribute('style').hasValue()) { var _styles2 = this.attribute('style').value.split(';'); _styles2.forEach(function (style) { if (svg.trim(style) !== '') { var _style$split = style.split(':'), name = _style$split.name, value = _style$split.value; name = svg.trim(name); value = svg.trim(value); _this7.styles[name] = new svg.Property(name, value); } }); } // add id if (this.attribute('id').hasValue()) { if (isNullish(svg.Definitions[this.attribute('id').value])) { svg.Definitions[this.attribute('id').value] = this; } } } } // get or create attribute _createClass(_class4, [{ key: "attribute", value: function attribute(name, createIfNotExists) { var a = this.attributes[name]; if (!isNullish(a)) return a; if (createIfNotExists === true) { a = new svg.Property(name, ''); this.attributes[name] = a; } return a || svg.EmptyProperty; } }, { key: "getHrefAttribute", value: function getHrefAttribute() { for (var a in this.attributes) { if (a.endsWith(':href')) { return this.attributes[a]; } } return svg.EmptyProperty; } // get or create style, crawls up node tree }, { key: "style", value: function style(name, createIfNotExists, skipAncestors) { var s = this.styles[name]; if (!isNullish(s)) return s; var a = this.attribute(name); if (!isNullish(a) && a.hasValue()) { this.styles[name] = a; // move up to me to cache return a; } if (skipAncestors !== true) { var p = this.parent; if (!isNullish(p)) { var ps = p.style(name); if (!isNullish(ps) && ps.hasValue()) { return ps; } } } if (createIfNotExists === true) { s = new svg.Property(name, ''); this.styles[name] = s; } return s || svg.EmptyProperty; } // base render }, { key: "render", value: function render(ctx) { // don't render display=none if (this.style('display').value === 'none') return; // don't render visibility=hidden if (this.style('visibility').value === 'hidden') return; ctx.save(); if (this.attribute('mask').hasValue()) { // mask var mask = this.attribute('mask').getDefinition(); if (!isNullish(mask)) mask.apply(ctx, this); } else if (this.style('filter').hasValue()) { // filter var filter = this.style('filter').getDefinition(); if (!isNullish(filter)) filter.apply(ctx, this); } else { this.setContext(ctx); this.renderChildren(ctx); this.clearContext(ctx); } ctx.restore(); } // base set context }, { key: "setContext", value: function setContext(ctx) {} // OVERRIDE ME! // base clear context }, { key: "clearContext", value: function clearContext(ctx) {} // OVERRIDE ME! // base render children }, { key: "renderChildren", value: function renderChildren(ctx) { this.children.forEach(function (child) { child.render(ctx); }); } }, { key: "addChild", value: function addChild(childNode, create) { var child = create ? svg.CreateElement(childNode) : childNode; child.parent = this; if (child.type !== 'title') { this.children.push(child); } } }]); return _class4; }(); svg.Element.RenderedElementBase = /*#__PURE__*/ function (_svg$Element$ElementB) { _inherits(_class5, _svg$Element$ElementB); function _class5() { _classCallCheck(this, _class5); return _possibleConstructorReturn(this, _getPrototypeOf(_class5).apply(this, arguments)); } _createClass(_class5, [{ key: "setContext", value: function setContext(ctx) { // fill if (this.style('fill').isUrlDefinition()) { var fs = this.style('fill').getFillStyleDefinition(this, this.style('fill-opacity')); if (!isNullish(fs)) ctx.fillStyle = fs; } else if (this.style('fill').hasValue()) { var fillStyle = this.style('fill'); if (fillStyle.value === 'currentColor') fillStyle.value = this.style('color').value; ctx.fillStyle = fillStyle.value === 'none' ? 'rgba(0,0,0,0)' : fillStyle.value; } if (this.style('fill-opacity').hasValue()) { var _fillStyle = new svg.Property('fill', ctx.fillStyle); _fillStyle = _fillStyle.addOpacity(this.style('fill-opacity')); ctx.fillStyle = _fillStyle.value; } // stroke if (this.style('stroke').isUrlDefinition()) { var _fs = this.style('stroke').getFillStyleDefinition(this, this.style('stroke-opacity')); if (!isNullish(_fs)) ctx.strokeStyle = _fs; } else if (this.style('stroke').hasValue()) { var strokeStyle = this.style('stroke'); if (strokeStyle.value === 'currentColor') strokeStyle.value = this.style('color').value; ctx.strokeStyle = strokeStyle.value === 'none' ? 'rgba(0,0,0,0)' : strokeStyle.value; } if (this.style('stroke-opacity').hasValue()) { var _strokeStyle = new svg.Property('stroke', ctx.strokeStyle); _strokeStyle = _strokeStyle.addOpacity(this.style('stroke-opacity')); ctx.strokeStyle = _strokeStyle.value; } if (this.style('stroke-width').hasValue()) { var newLineWidth = this.style('stroke-width').toPixels(); ctx.lineWidth = newLineWidth === 0 ? 0.001 : newLineWidth; // browsers don't respect 0 } if (this.style('stroke-linecap').hasValue()) ctx.lineCap = this.style('stroke-linecap').value; if (this.style('stroke-linejoin').hasValue()) ctx.lineJoin = this.style('stroke-linejoin').value; if (this.style('stroke-miterlimit').hasValue()) ctx.miterLimit = this.style('stroke-miterlimit').value; if (this.style('stroke-dasharray').hasValue() && this.style('stroke-dasharray').value !== 'none') { var gaps = svg.ToNumberArray(this.style('stroke-dasharray').value); if (typeof ctx.setLineDash !== 'undefined') { ctx.setLineDash(gaps); } else if (typeof ctx.webkitLineDash !== 'undefined') { ctx.webkitLineDash = gaps; } else if (typeof ctx.mozDash !== 'undefined' && !(gaps.length === 1 && gaps[0] === 0)) { ctx.mozDash = gaps; } var offset = this.style('stroke-dashoffset').numValueOrDefault(1); if (typeof ctx.lineDashOffset !== 'undefined') { ctx.lineDashOffset = offset; } else if (typeof ctx.webkitLineDashOffset !== 'undefined') { ctx.webkitLineDashOffset = offset; } else if (typeof ctx.mozDashOffset !== 'undefined') { ctx.mozDashOffset = offset; } } // font if (typeof ctx.font !== 'undefined') { ctx.font = svg.Font.CreateFont(this.style('font-style').value, this.style('font-variant').value, this.style('font-weight').value, this.style('font-size').hasValue() ? this.style('font-size').toPixels() + 'px' : '', this.style('font-family').value).toString(); } // transform if (this.attribute('transform').hasValue()) { var transform = new svg.Transform(this.attribute('transform').value); transform.apply(ctx); } // clip if (this.style('clip-path', false, true).hasValue()) { var clip = this.style('clip-path', false, true).getDefinition(); if (!isNullish(clip)) clip.apply(ctx); } // opacity if (this.style('opacity').hasValue()) { ctx.globalAlpha = this.style('opacity').numValue(); } } }]); return _class5; }(svg.Element.ElementBase); svg.Element.PathElementBase = /*#__PURE__*/ function (_svg$Element$Rendered) { _inherits(_class6, _svg$Element$Rendered); function _class6() { _classCallCheck(this, _class6); return _possibleConstructorReturn(this, _getPrototypeOf(_class6).apply(this, arguments)); } _createClass(_class6, [{ key: "path", value: function path(ctx) { if (!isNullish(ctx)) ctx.beginPath(); return new svg.BoundingBox(); } }, { key: "renderChildren", value: function renderChildren(ctx) { this.path(ctx); svg.Mouse.checkPath(this, ctx); if (ctx.fillStyle !== '') { if (this.style('fill-rule').valueOrDefault('inherit') !== 'inherit') { ctx.fill(this.style('fill-rule').value); } else { ctx.fill(); } } if (ctx.strokeStyle !== '') ctx.stroke(); var markers = this.getMarkers(); if (!isNullish(markers)) { if (this.style('marker-start').isUrlDefinition()) { var marker = this.style('marker-start').getDefinition(); marker.render(ctx, markers[0][0], markers[0][1]); } if (this.style('marker-mid').isUrlDefinition()) { var _marker = this.style('marker-mid').getDefinition(); for (var i = 1; i < markers.length - 1; i++) { _marker.render(ctx, markers[i][0], markers[i][1]); } } if (this.style('marker-end').isUrlDefinition()) { var _marker2 = this.style('marker-end').getDefinition(); _marker2.render(ctx, markers[markers.length - 1][0], markers[markers.length - 1][1]); } } } }, { key: "getBoundingBox", value: function getBoundingBox() { return this.path(); } }, { key: "getMarkers", value: function getMarkers() { return null; } }]); return _class6; }(svg.Element.RenderedElementBase); // svg element svg.Element.svg = /*#__PURE__*/ function (_svg$Element$Rendered2) { _inherits(_class7, _svg$Element$Rendered2); function _class7() { _classCallCheck(this, _class7); return _possibleConstructorReturn(this, _getPrototypeOf(_class7).apply(this, arguments)); } _createClass(_class7, [{ key: "clearContext", value: function clearContext(ctx) { _get(_getPrototypeOf(_class7.prototype), "clearContext", this).call(this, ctx); svg.ViewPort.RemoveCurrent(); } }, { key: "setContext", value: function setContext(ctx) { // initial values and defaults ctx.strokeStyle = 'rgba(0,0,0,0)'; ctx.lineCap = 'butt'; ctx.lineJoin = 'miter'; ctx.miterLimit = 4; if (typeof ctx.font !== 'undefined' && typeof window.getComputedStyle !== 'undefined') { ctx.font = window.getComputedStyle(ctx.canvas).getPropertyValue('font'); } _get(_getPrototypeOf(_class7.prototype), "setContext", this).call(this, ctx); // create new view port if (!this.attribute('x').hasValue()) this.attribute('x', true).value = 0; if (!this.attribute('y').hasValue()) this.attribute('y', true).value = 0; ctx.translate(this.attribute('x').toPixels('x'), this.attribute('y').toPixels('y')); var width = svg.ViewPort.width(); var height = svg.ViewPort.height(); if (!this.attribute('width').hasValue()) this.attribute('width', true).value = '100%'; if (!this.attribute('height').hasValue()) this.attribute('height', true).value = '100%'; if (typeof this.root === 'undefined') { width = this.attribute('width').toPixels('x'); height = this.attribute('height').toPixels('y'); var x = 0; var y = 0; if (this.attribute('refX').hasValue() && this.attribute('refY').hasValue()) { x = -this.attribute('refX').toPixels('x'); y = -this.attribute('refY').toPixels('y'); } if (this.attribute('overflow').valueOrDefault('hidden') !== 'visible') { ctx.beginPath(); ctx.moveTo(x, y); ctx.lineTo(width, y); ctx.lineTo(width, height); ctx.lineTo(x, height); ctx.closePath(); ctx.clip(); } } svg.ViewPort.SetCurrent(width, height); // viewbox if (this.attribute('viewBox').hasValue()) { var viewBox = svg.ToNumberArray(this.attribute('viewBox').value); var minX = viewBox[0]; var minY = viewBox[1]; width = viewBox[2]; height = viewBox[3]; svg.AspectRatio(ctx, this.attribute('preserveAspectRatio').value, svg.ViewPort.width(), width, svg.ViewPort.height(), height, minX, minY, this.attribute('refX').value, this.attribute('refY').value); svg.ViewPort.RemoveCurrent(); svg.ViewPort.SetCurrent(viewBox[2], viewBox[3]); } } }]); return _class7; }(svg.Element.RenderedElementBase); // rect element svg.Element.rect = /*#__PURE__*/ function (_svg$Element$PathElem) { _inherits(_class8, _svg$Element$PathElem); function _class8() { _classCallCheck(this, _class8); return _possibleConstructorReturn(this, _getPrototypeOf(_class8).apply(this, arguments)); } _createClass(_class8, [{ key: "path", value: function path(ctx) { var x = this.attribute('x').toPixels('x'); var y = this.attribute('y').toPixels('y'); var width = this.attribute('width').toPixels('x'); var height = this.attribute('height').toPixels('y'); var rx = this.attribute('rx').toPixels('x'); var ry = this.attribute('ry').toPixels('y'); if (this.attribute('rx').hasValue() && !this.attribute('ry').hasValue()) ry = rx; if (this.attribute('ry').hasValue() && !this.attribute('rx').hasValue()) rx = ry; rx = Math.min(rx, width / 2.0); ry = Math.min(ry, height / 2.0); if (!isNullish(ctx)) { ctx.beginPath(); ctx.moveTo(x + rx, y); ctx.lineTo(x + width - rx, y); ctx.quadraticCurveTo(x + width, y, x + width, y + ry); ctx.lineTo(x + width, y + height - ry); ctx.quadraticCurveTo(x + width, y + height, x + width - rx, y + height); ctx.lineTo(x + rx, y + height); ctx.quadraticCurveTo(x, y + height, x, y + height - ry); ctx.lineTo(x, y + ry); ctx.quadraticCurveTo(x, y, x + rx, y); ctx.closePath(); } return new svg.BoundingBox(x, y, x + width, y + height); } }]); return _class8; }(svg.Element.PathElementBase); // circle element svg.Element.circle = /*#__PURE__*/ function (_svg$Element$PathElem2) { _inherits(_class9, _svg$Element$PathElem2); function _class9() { _classCallCheck(this, _class9); return _possibleConstructorReturn(this, _getPrototypeOf(_class9).apply(this, arguments)); } _createClass(_class9, [{ key: "path", value: function path(ctx) { var cx = this.attribute('cx').toPixels('x'); var cy = this.attribute('cy').toPixels('y'); var r = this.attribute('r').toPixels(); if (!isNullish(ctx)) { ctx.beginPath(); ctx.arc(cx, cy, r, 0, Math.PI * 2, true); ctx.closePath(); } return new svg.BoundingBox(cx - r, cy - r, cx + r, cy + r); } }]); return _class9; }(svg.Element.PathElementBase); // ellipse element var KAPPA = 4 * ((Math.sqrt(2) - 1) / 3); svg.Element.ellipse = /*#__PURE__*/ function (_svg$Element$PathElem3) { _inherits(_class10, _svg$Element$PathElem3); function _class10() { _classCallCheck(this, _class10); return _possibleConstructorReturn(this, _getPrototypeOf(_class10).apply(this, arguments)); } _createClass(_class10, [{ key: "path", value: function path(ctx) { var rx = this.attribute('rx').toPixels('x'); var ry = this.attribute('ry').toPixels('y'); var cx = this.attribute('cx').toPixels('x'); var cy = this.attribute('cy').toPixels('y'); if (!isNullish(ctx)) { ctx.beginPath(); ctx.moveTo(cx, cy - ry); ctx.bezierCurveTo(cx + KAPPA * rx, cy - ry, cx + rx, cy - KAPPA * ry, cx + rx, cy); ctx.bezierCurveTo(cx + rx, cy + KAPPA * ry, cx + KAPPA * rx, cy + ry, cx, cy + ry); ctx.bezierCurveTo(cx - KAPPA * rx, cy + ry, cx - rx, cy + KAPPA * ry, cx - rx, cy); ctx.bezierCurveTo(cx - rx, cy - KAPPA * ry, cx - KAPPA * rx, cy - ry, cx, cy - ry); ctx.closePath(); } return new svg.BoundingBox(cx - rx, cy - ry, cx + rx, cy + ry); } }]); return _class10; }(svg.Element.PathElementBase); // line element svg.Element.line = /*#__PURE__*/ function (_svg$Element$PathElem4) { _inherits(_class11, _svg$Element$PathElem4); function _class11() { _classCallCheck(this, _class11); return _possibleConstructorReturn(this, _getPrototypeOf(_class11).apply(this, arguments)); } _createClass(_class11, [{ key: "getPoints", value: function getPoints() { return [new svg.Point(this.attribute('x1').toPixels('x'), this.attribute('y1').toPixels('y')), new svg.Point(this.attribute('x2').toPixels('x'), this.attribute('y2').toPixels('y'))]; } }, { key: "path", value: function path(ctx) { var points = this.getPoints(); if (!isNullish(ctx)) { ctx.beginPath(); ctx.moveTo(points[0].x, points[0].y); ctx.lineTo(points[1].x, points[1].y); } return new svg.BoundingBox(points[0].x, points[0].y, points[1].x, points[1].y); } }, { key: "getMarkers", value: function getMarkers() { var points = this.getPoints(); var a = points[0].angleTo(points[1]); return [[points[0], a], [points[1], a]]; } }]); return _class11; }(svg.Element.PathElementBase); // polyline element svg.Element.polyline = /*#__PURE__*/ function (_svg$Element$PathElem5) { _inherits(_class12, _svg$Element$PathElem5); function _class12(node) { var _this8; _classCallCheck(this, _class12); _this8 = _possibleConstructorReturn(this, _getPrototypeOf(_class12).call(this, node)); _this8.points = svg.CreatePath(_this8.attribute('points').value); return _this8; } _createClass(_class12, [{ key: "path", value: function path(ctx) { var _this$points$ = this.points[0], x = _this$points$.x, y = _this$points$.y; var bb = new svg.BoundingBox(x, y); if (!isNullish(ctx)) { ctx.beginPath(); ctx.moveTo(x, y); } for (var i = 1; i < this.points.length; i++) { var _this$points$i = this.points[i], _x = _this$points$i.x, _y = _this$points$i.y; bb.addPoint(_x, _y); if (!isNullish(ctx)) ctx.lineTo(_x, _y); } return bb; } }, { key: "getMarkers", value: function getMarkers() { var markers = []; for (var i = 0; i < this.points.length - 1; i++) { markers.push([this.points[i], this.points[i].angleTo(this.points[i + 1])]); } markers.push([this.points[this.points.length - 1], markers[markers.length - 1][1]]); return markers; } }]); return _class12; }(svg.Element.PathElementBase); // polygon element svg.Element.polygon = /*#__PURE__*/ function (_svg$Element$polyline) { _inherits(_class13, _svg$Element$polyline); function _class13() { _classCallCheck(this, _class13); return _possibleConstructorReturn(this, _getPrototypeOf(_class13).apply(this, arguments)); } _createClass(_class13, [{ key: "path", value: function path(ctx) { var bb = _get(_getPrototypeOf(_class13.prototype), "path", this).call(this, ctx); if (!isNullish(ctx)) { ctx.lineTo(this.points[0].x, this.points[0].y); ctx.closePath(); } return bb; } }]); return _class13; }(svg.Element.polyline); // path element svg.Element.path = /*#__PURE__*/ function (_svg$Element$PathElem6) { _inherits(_class14, _svg$Element$PathElem6); function _class14(node) { var _this9; _classCallCheck(this, _class14); _this9 = _possibleConstructorReturn(this, _getPrototypeOf(_class14).call(this, node)); var d = _this9.attribute('d').value // TODO: convert to real lexer based on https://www.w3.org/TR/SVG11/paths.html#PathDataBNF .replace(/,/gm, ' ') // get rid of all commas .replace(/([MmZzLlHhVvCcSsQqTtAa])([MmZzLlHhVvCcSsQqTtAa])/gm, '$1 $2') // separate commands from commands .replace(/([MmZzLlHhVvCcSsQqTtAa])([MmZzLlHhVvCcSsQqTtAa])/gm, '$1 $2') // separate commands from commands .replace(/([MmZzLlHhVvCcSsQqTtAa])(\S)/gm, '$1 $2') // separate commands from points .replace(/(\S)([MmZzLlHhVvCcSsQqTtAa])/gm, '$1 $2') // separate commands from points .replace(/(\d)([+-])/gm, '$1 $2') // separate digits when no comma .replace(/(\.\d*)(\.)/gm, '$1 $2') // separate digits when no comma .replace(/([Aa](\s+\d+)(\s+\d+)(\s+\d+))\s+([01])\s*([01])/gm, '$1 $5 $6 '); // shorthand elliptical arc path syntax d = svg.compressSpaces(d); // compress multiple spaces d = svg.trim(d); _this9.PathParser = { tokens: d.split(' '), reset: function reset() { this.i = -1; this.command = ''; this.previousCommand = ''; this.start = new svg.Point(0, 0); this.control = new svg.Point(0, 0); this.current = new svg.Point(0, 0); this.points = []; this.angles = []; }, isEnd: function isEnd() { return this.i >= this.tokens.length - 1; }, isCommandOrEnd: function isCommandOrEnd() { if (this.isEnd()) return true; return !isNullish(this.tokens[this.i + 1].match(/^[A-Za-z]$/)); }, isRelativeCommand: function isRelativeCommand() { switch (this.command) { case 'm': case 'l': case 'h': case 'v': case 'c': case 's': case 'q': case 't': case 'a': case 'z': return true; } return false; }, getToken: function getToken() { this.i++; return this.tokens[this.i]; }, getScalar: function getScalar() { return parseFloat(this.getToken()); }, nextCommand: function nextCommand() { this.previousCommand = this.command; this.command = this.getToken(); }, getPoint: function getPoint() { var p = new svg.Point(this.getScalar(), this.getScalar()); return this.makeAbsolute(p); }, getAsControlPoint: function getAsControlPoint() { var p = this.getPoint(); this.control = p; return p; }, getAsCurrentPoint: function getAsCurrentPoint() { var p = this.getPoint(); this.current = p; return p; }, getReflectedControlPoint: function getReflectedControlPoint() { if (this.previousCommand.toLowerCase() !== 'c' && this.previousCommand.toLowerCase() !== 's' && this.previousCommand.toLowerCase() !== 'q' && this.previousCommand.toLowerCase() !== 't') { return this.current; } // reflect point var p = new svg.Point(2 * this.current.x - this.control.x, 2 * this.current.y - this.control.y); return p; }, makeAbsolute: function makeAbsolute(p) { if (this.isRelativeCommand()) { p.x += this.current.x; p.y += this.current.y; } return p; }, addMarker: function addMarker(p, from, priorTo) { // if the last angle isn't filled in because we didn't have this point yet ... if (!isNullish(priorTo) && this.angles.length > 0 && isNullish(this.angles[this.angles.length - 1])) { this.angles[this.angles.length - 1] = this.points[this.points.length - 1].angleTo(priorTo); } this.addMarkerAngle(p, isNullish(from) ? null : from.angleTo(p)); }, addMarkerAngle: function addMarkerAngle(p, a) { this.points.push(p); this.angles.push(a); }, getMarkerPoints: function getMarkerPoints() { return this.points; }, getMarkerAngles: function getMarkerAngles() { for (var i = 0; i < this.angles.length; i++) { if (isNullish(this.angles[i])) { for (var j = i + 1; j < this.angles.length; j++) { if (!isNullish(this.angles[j])) { this.angles[i] = this.angles[j]; break; } } } } return this.angles; } }; return _this9; } _createClass(_class14, [{ key: "path", value: function path(ctx) { var pp = this.PathParser; pp.reset(); var bb = new svg.BoundingBox(); if (!isNullish(ctx)) ctx.beginPath(); while (!pp.isEnd()) { pp.nextCommand(); switch (pp.command) { case 'M': case 'm': { var p = pp.getAsCurrentPoint(); pp.addMarker(p); bb.addPoint(p.x, p.y); if (!isNullish(ctx)) ctx.moveTo(p.x, p.y); pp.start = pp.current; while (!pp.isCommandOrEnd()) { var _p = pp.getAsCurrentPoint(); pp.addMarker(_p, pp.start); bb.addPoint(_p.x, _p.y); if (!isNullish(ctx)) ctx.lineTo(_p.x, _p.y); } break; } case 'L': case 'l': while (!pp.isCommandOrEnd()) { var c = pp.current; var _p2 = pp.getAsCurrentPoint(); pp.addMarker(_p2, c); bb.addPoint(_p2.x, _p2.y); if (!isNullish(ctx)) ctx.lineTo(_p2.x, _p2.y); } break; case 'H': case 'h': while (!pp.isCommandOrEnd()) { var newP = new svg.Point((pp.isRelativeCommand() ? pp.current.x : 0) + pp.getScalar(), pp.current.y); pp.addMarker(newP, pp.current); pp.current = newP; bb.addPoint(pp.current.x, pp.current.y); if (!isNullish(ctx)) ctx.lineTo(pp.current.x, pp.current.y); } break; case 'V': case 'v': while (!pp.isCommandOrEnd()) { var _newP = new svg.Point(pp.current.x, (pp.isRelativeCommand() ? pp.current.y : 0) + pp.getScalar()); pp.addMarker(_newP, pp.current); pp.current = _newP; bb.addPoint(pp.current.x, pp.current.y); if (!isNullish(ctx)) ctx.lineTo(pp.current.x, pp.current.y); } break; case 'C': case 'c': while (!pp.isCommandOrEnd()) { var curr = pp.current; var p1 = pp.getPoint(); var cntrl = pp.getAsControlPoint(); var cp = pp.getAsCurrentPoint(); pp.addMarker(cp, cntrl, p1); bb.addBezierCurve(curr.x, curr.y, p1.x, p1.y, cntrl.x, cntrl.y, cp.x, cp.y); if (!isNullish(ctx)) ctx.bezierCurveTo(p1.x, p1.y, cntrl.x, cntrl.y, cp.x, cp.y); } break; case 'S': case 's': while (!pp.isCommandOrEnd()) { var _curr = pp.current; var _p3 = pp.getReflectedControlPoint(); var _cntrl = pp.getAsControlPoint(); var _cp = pp.getAsCurrentPoint(); pp.addMarker(_cp, _cntrl, _p3); bb.addBezierCurve(_curr.x, _curr.y, _p3.x, _p3.y, _cntrl.x, _cntrl.y, _cp.x, _cp.y); if (!isNullish(ctx)) ctx.bezierCurveTo(_p3.x, _p3.y, _cntrl.x, _cntrl.y, _cp.x, _cp.y); } break; case 'Q': case 'q': while (!pp.isCommandOrEnd()) { var _curr2 = pp.current; var _cntrl2 = pp.getAsControlPoint(); var _cp2 = pp.getAsCurrentPoint(); pp.addMarker(_cp2, _cntrl2, _cntrl2); bb.addQuadraticCurve(_curr2.x, _curr2.y, _cntrl2.x, _cntrl2.y, _cp2.x, _cp2.y); if (!isNullish(ctx)) ctx.quadraticCurveTo(_cntrl2.x, _cntrl2.y, _cp2.x, _cp2.y); } break; case 'T': case 't': while (!pp.isCommandOrEnd()) { var _curr3 = pp.current; var _cntrl3 = pp.getReflectedControlPoint(); pp.control = _cntrl3; var _cp3 = pp.getAsCurrentPoint(); pp.addMarker(_cp3, _cntrl3, _cntrl3); bb.addQuadraticCurve(_curr3.x, _curr3.y, _cntrl3.x, _cntrl3.y, _cp3.x, _cp3.y); if (!isNullish(ctx)) ctx.quadraticCurveTo(_cntrl3.x, _cntrl3.y, _cp3.x, _cp3.y); } break; case 'A': case 'a': var _loop2 = function _loop2() { var curr = pp.current; var rx = pp.getScalar(); var ry = pp.getScalar(); var xAxisRotation = pp.getScalar() * (Math.PI / 180.0); var largeArcFlag = pp.getScalar(); var sweepFlag = pp.getScalar(); var cp = pp.getAsCurrentPoint(); // Conversion from endpoint to center parameterization // https://www.w3.org/TR/SVG11/implnote.html#ArcConversionEndpointToCenter // x1', y1' var currp = new svg.Point(Math.cos(xAxisRotation) * (curr.x - cp.x) / 2.0 + Math.sin(xAxisRotation) * (curr.y - cp.y) / 2.0, -Math.sin(xAxisRotation) * (curr.x - cp.x) / 2.0 + Math.cos(xAxisRotation) * (curr.y - cp.y) / 2.0); // adjust radii var l = Math.pow(currp.x, 2) / Math.pow(rx, 2) + Math.pow(currp.y, 2) / Math.pow(ry, 2); if (l > 1) { rx *= Math.sqrt(l); ry *= Math.sqrt(l); } // cx', cy' var s = (largeArcFlag === sweepFlag ? -1 : 1) * Math.sqrt((Math.pow(rx, 2) * Math.pow(ry, 2) - Math.pow(rx, 2) * Math.pow(currp.y, 2) - Math.pow(ry, 2) * Math.pow(currp.x, 2)) / (Math.pow(rx, 2) * Math.pow(currp.y, 2) + Math.pow(ry, 2) * Math.pow(currp.x, 2))); if (isNaN(s)) s = 0; var cpp = new svg.Point(s * rx * currp.y / ry, s * -ry * currp.x / rx); // cx, cy var centp = new svg.Point((curr.x + cp.x) / 2.0 + Math.cos(xAxisRotation) * cpp.x - Math.sin(xAxisRotation) * cpp.y, (curr.y + cp.y) / 2.0 + Math.sin(xAxisRotation) * cpp.x + Math.cos(xAxisRotation) * cpp.y); // vector magnitude var m = function m(v) { return Math.sqrt(Math.pow(v[0], 2) + Math.pow(v[1], 2)); }; // ratio between two vectors var r = function r(u, v) { return (u[0] * v[0] + u[1] * v[1]) / (m(u) * m(v)); }; // angle between two vectors var a = function a(u, v) { return (u[0] * v[1] < u[1] * v[0] ? -1 : 1) * Math.acos(r(u, v)); }; // initial angle var a1 = a([1, 0], [(currp.x - cpp.x) / rx, (currp.y - cpp.y) / ry]); // angle delta var u = [(currp.x - cpp.x) / rx, (currp.y - cpp.y) / ry]; var v = [(-currp.x - cpp.x) / rx, (-currp.y - cpp.y) / ry]; var ad = a(u, v); if (r(u, v) <= -1) ad = Math.PI; if (r(u, v) >= 1) ad = 0; // for markers var dir = 1 - sweepFlag ? 1.0 : -1.0; var ah = a1 + dir * (ad / 2.0); var halfWay = new svg.Point(centp.x + rx * Math.cos(ah), centp.y + ry * Math.sin(ah)); pp.addMarkerAngle(halfWay, ah - dir * Math.PI / 2); pp.addMarkerAngle(cp, ah - dir * Math.PI); bb.addPoint(cp.x, cp.y); // TODO: this is too naive, make it better if (!isNullish(ctx)) { var _r = rx > ry ? rx : ry; var sx = rx > ry ? 1 : rx / ry; var sy = rx > ry ? ry / rx : 1; ctx.translate(centp.x, centp.y); ctx.rotate(xAxisRotation); ctx.scale(sx, sy); ctx.arc(0, 0, _r, a1, a1 + ad, 1 - sweepFlag); ctx.scale(1 / sx, 1 / sy); ctx.rotate(-xAxisRotation); ctx.translate(-centp.x, -centp.y); } }; while (!pp.isCommandOrEnd()) { _loop2(); } break; case 'Z': case 'z': if (!isNullish(ctx)) ctx.closePath(); pp.current = pp.start; } } return bb; } }, { key: "getMarkers", value: function getMarkers() { var points = this.PathParser.getMarkerPoints(); var angles = this.PathParser.getMarkerAngles(); var markers = points.map(function (point, i) { return [point, angles[i]]; }); return markers; } }]); return _class14; }(svg.Element.PathElementBase); // pattern element svg.Element.pattern = /*#__PURE__*/ function (_svg$Element$ElementB2) { _inherits(_class15, _svg$Element$ElementB2); function _class15() { _classCallCheck(this, _class15); return _possibleConstructorReturn(this, _getPrototypeOf(_class15).apply(this, arguments)); } _createClass(_class15, [{ key: "createPattern", value: function createPattern(ctx, element) { var width = this.attribute('width').toPixels('x', true); var height = this.attribute('height').toPixels('y', true); // render me using a temporary svg element var tempSvg = new svg.Element.svg(); tempSvg.attributes.viewBox = new svg.Property('viewBox', this.attribute('viewBox').value); tempSvg.attributes.width = new svg.Property('width', width + 'px'); tempSvg.attributes.height = new svg.Property('height', height + 'px'); tempSvg.attributes.transform = new svg.Property('transform', this.attribute('patternTransform').value); tempSvg.children = this.children; var c = document.createElement('canvas'); c.width = width; c.height = height; var cctx = c.getContext('2d'); if (this.attribute('x').hasValue() && this.attribute('y').hasValue()) { cctx.translate(this.attribute('x').toPixels('x', true), this.attribute('y').toPixels('y', true)); } // render 3x3 grid so when we transform there's no white space on edges for (var x = -1; x <= 1; x++) { for (var y = -1; y <= 1; y++) { cctx.save(); cctx.translate(x * c.width, y * c.height); tempSvg.render(cctx); cctx.restore(); } } var pattern = ctx.createPattern(c, 'repeat'); return pattern; } }]); return _class15; }(svg.Element.ElementBase); // marker element svg.Element.marker = /*#__PURE__*/ function (_svg$Element$ElementB3) { _inherits(_class16, _svg$Element$ElementB3); function _class16() { _classCallCheck(this, _class16); return _possibleConstructorReturn(this, _getPrototypeOf(_class16).apply(this, arguments)); } _createClass(_class16, [{ key: "render", value: function render(ctx, point, angle) { ctx.translate(point.x, point.y); if (this.attribute('orient').valueOrDefault('auto') === 'auto') ctx.rotate(angle); if (this.attribute('markerUnits').valueOrDefault('strokeWidth') === 'strokeWidth') ctx.scale(ctx.lineWidth, ctx.lineWidth); ctx.save(); // render me using a temporary svg element var tempSvg = new svg.Element.svg(); tempSvg.attributes.viewBox = new svg.Property('viewBox', this.attribute('viewBox').value); tempSvg.attributes.refX = new svg.Property('refX', this.attribute('refX').value); tempSvg.attributes.refY = new svg.Property('refY', this.attribute('refY').value); tempSvg.attributes.width = new svg.Property('width', this.attribute('markerWidth').value); tempSvg.attributes.height = new svg.Property('height', this.attribute('markerHeight').value); tempSvg.attributes.fill = new svg.Property('fill', this.attribute('fill').valueOrDefault('black')); tempSvg.attributes.stroke = new svg.Property('stroke', this.attribute('stroke').valueOrDefault('none')); tempSvg.children = this.children; tempSvg.render(ctx); ctx.restore(); if (this.attribute('markerUnits').valueOrDefault('strokeWidth') === 'strokeWidth') ctx.scale(1 / ctx.lineWidth, 1 / ctx.lineWidth); if (this.attribute('orient').valueOrDefault('auto') === 'auto') ctx.rotate(-angle); ctx.translate(-point.x, -point.y); } }]); return _class16; }(svg.Element.ElementBase); // definitions element svg.Element.defs = /*#__PURE__*/ function (_svg$Element$ElementB4) { _inherits(_class17, _svg$Element$ElementB4); function _class17() { _classCallCheck(this, _class17); return _possibleConstructorReturn(this, _getPrototypeOf(_class17).apply(this, arguments)); } _createClass(_class17, [{ key: "render", value: function render(ctx) {// NOOP } }]); return _class17; }(svg.Element.ElementBase); // base for gradients svg.Element.GradientBase = /*#__PURE__*/ function (_svg$Element$ElementB5) { _inherits(_class18, _svg$Element$ElementB5); function _class18(node) { var _this10; _classCallCheck(this, _class18); _this10 = _possibleConstructorReturn(this, _getPrototypeOf(_class18).call(this, node)); _this10.gradientUnits = _this10.attribute('gradientUnits').valueOrDefault('objectBoundingBox'); _this10.stops = []; _this10.children.forEach(function (child) { if (child.type === 'stop') { _this10.stops.push(child); } }); return _this10; } _createClass(_class18, [{ key: "getGradient", value: function getGradient() {// OVERRIDE ME! } }, { key: "createGradient", value: function createGradient(ctx, element, parentOpacityProp) { var stopsContainer = this.getHrefAttribute().hasValue() ? this.getHrefAttribute().getDefinition() : this; var addParentOpacity = function addParentOpacity(color) { if (parentOpacityProp.hasValue()) { var p = new svg.Property('color', color); return p.addOpacity(parentOpacityProp).value; } return color; }; var g = this.getGradient(ctx, element); if (isNullish(g)) return addParentOpacity(stopsContainer.stops[stopsContainer.stops.length - 1].color); stopsContainer.stops.forEach(function (_ref10) { var offset = _ref10.offset, color = _ref10.color; g.addColorStop(offset, addParentOpacity(color)); }); if (this.attribute('gradientTransform').hasValue()) { // render as transformed pattern on temporary canvas var rootView = svg.ViewPort.viewPorts[0]; var rect = new svg.Element.rect(); rect.attributes.x = new svg.Property('x', -svg.MAX_VIRTUAL_PIXELS / 3.0); rect.attributes.y = new svg.Property('y', -svg.MAX_VIRTUAL_PIXELS / 3.0); rect.attributes.width = new svg.Property('width', svg.MAX_VIRTUAL_PIXELS); rect.attributes.height = new svg.Property('height', svg.MAX_VIRTUAL_PIXELS); var group = new svg.Element.g(); group.attributes.transform = new svg.Property('transform', this.attribute('gradientTransform').value); group.children = [rect]; var tempSvg = new svg.Element.svg(); tempSvg.attributes.x = new svg.Property('x', 0); tempSvg.attributes.y = new svg.Property('y', 0); tempSvg.attributes.width = new svg.Property('width', rootView.width); tempSvg.attributes.height = new svg.Property('height', rootView.height); tempSvg.children = [group]; var c = document.createElement('canvas'); c.width = rootView.width; c.height = rootView.height; var tempCtx = c.getContext('2d'); tempCtx.fillStyle = g; tempSvg.render(tempCtx); return tempCtx.createPattern(c, 'no-repeat'); } return g; } }]); return _class18; }(svg.Element.ElementBase); // linear gradient element svg.Element.linearGradient = /*#__PURE__*/ function (_svg$Element$Gradient) { _inherits(_class19, _svg$Element$Gradient); function _class19() { _classCallCheck(this, _class19); return _possibleConstructorReturn(this, _getPrototypeOf(_class19).apply(this, arguments)); } _createClass(_class19, [{ key: "getGradient", value: function getGradient(ctx, element) { var useBB = this.gradientUnits === 'objectBoundingBox' && element.getBoundingBox; var bb = useBB ? element.getBoundingBox() : null; if (!this.attribute('x1').hasValue() && !this.attribute('y1').hasValue() && !this.attribute('x2').hasValue() && !this.attribute('y2').hasValue()) { this.attribute('x1', true).value = 0; this.attribute('y1', true).value = 0; this.attribute('x2', true).value = 1; this.attribute('y2', true).value = 0; } var x1 = useBB ? bb.x() + bb.width() * this.attribute('x1').numValue() : this.attribute('x1').toPixels('x'); var y1 = useBB ? bb.y() + bb.height() * this.attribute('y1').numValue() : this.attribute('y1').toPixels('y'); var x2 = useBB ? bb.x() + bb.width() * this.attribute('x2').numValue() : this.attribute('x2').toPixels('x'); var y2 = useBB ? bb.y() + bb.height() * this.attribute('y2').numValue() : this.attribute('y2').toPixels('y'); if (x1 === x2 && y1 === y2) return null; return ctx.createLinearGradient(x1, y1, x2, y2); } }]); return _class19; }(svg.Element.GradientBase); // radial gradient element svg.Element.radialGradient = /*#__PURE__*/ function (_svg$Element$Gradient2) { _inherits(_class20, _svg$Element$Gradient2); function _class20() { _classCallCheck(this, _class20); return _possibleConstructorReturn(this, _getPrototypeOf(_class20).apply(this, arguments)); } _createClass(_class20, [{ key: "getGradient", value: function getGradient(ctx, element) { var useBB = this.gradientUnits === 'objectBoundingBox' && element.getBoundingBox; var bb = useBB ? element.getBoundingBox() : null; if (!this.attribute('cx').hasValue()) this.attribute('cx', true).value = '50%'; if (!this.attribute('cy').hasValue()) this.attribute('cy', true).value = '50%'; if (!this.attribute('r').hasValue()) this.attribute('r', true).value = '50%'; var cx = useBB ? bb.x() + bb.width() * this.attribute('cx').numValue() : this.attribute('cx').toPixels('x'); var cy = useBB ? bb.y() + bb.height() * this.attribute('cy').numValue() : this.attribute('cy').toPixels('y'); var fx = cx; var fy = cy; if (this.attribute('fx').hasValue()) { fx = useBB ? bb.x() + bb.width() * this.attribute('fx').numValue() : this.attribute('fx').toPixels('x'); } if (this.attribute('fy').hasValue()) { fy = useBB ? bb.y() + bb.height() * this.attribute('fy').numValue() : this.attribute('fy').toPixels('y'); } var r = useBB ? (bb.width() + bb.height()) / 2.0 * this.attribute('r').numValue() : this.attribute('r').toPixels(); return ctx.createRadialGradient(fx, fy, 0, cx, cy, r); } }]); return _class20; }(svg.Element.GradientBase); // gradient stop element svg.Element.stop = /*#__PURE__*/ function (_svg$Element$ElementB6) { _inherits(_class21, _svg$Element$ElementB6); function _class21(node) { var _this11; _classCallCheck(this, _class21); _this11 = _possibleConstructorReturn(this, _getPrototypeOf(_class21).call(this, node)); _this11.offset = _this11.attribute('offset').numValue(); if (_this11.offset < 0) _this11.offset = 0; if (_this11.offset > 1) _this11.offset = 1; var stopColor = _this11.style('stop-color'); if (_this11.style('stop-opacity').hasValue()) { stopColor = stopColor.addOpacity(_this11.style('stop-opacity')); } _this11.color = stopColor.value; return _this11; } return _class21; }(svg.Element.ElementBase); // animation base element svg.Element.AnimateBase = /*#__PURE__*/ function (_svg$Element$ElementB7) { _inherits(_class22, _svg$Element$ElementB7); function _class22(node) { var _this12; _classCallCheck(this, _class22); _this12 = _possibleConstructorReturn(this, _getPrototypeOf(_class22).call(this, node)); svg.Animations.push(_assertThisInitialized(_this12)); _this12.duration = 0.0; _this12.begin = _this12.attribute('begin').toMilliseconds(); _this12.maxDuration = _this12.begin + _this12.attribute('dur').toMilliseconds(); _this12.initialValue = null; _this12.initialUnits = ''; _this12.removed = false; _this12.from = _this12.attribute('from'); _this12.to = _this12.attribute('to'); _this12.values = _this12.attribute('values'); if (_this12.values.hasValue()) _this12.values.value = _this12.values.value.split(';'); return _this12; } _createClass(_class22, [{ key: "getProperty", value: function getProperty() { var attributeType = this.attribute('attributeType').value; var attributeName = this.attribute('attributeName').value; if (attributeType === 'CSS') { return this.parent.style(attributeName, true); } return this.parent.attribute(attributeName, true); } }, { key: "calcValue", value: function calcValue() { // OVERRIDE ME! return ''; } }, { key: "update", value: function update(delta) { // set initial value if (isNullish(this.initialValue)) { this.initialValue = this.getProperty().value; this.initialUnits = this.getProperty().getUnits(); } // if we're past the end time if (this.duration > this.maxDuration) { // loop for indefinitely repeating animations if (this.attribute('repeatCount').value === 'indefinite' || this.attribute('repeatDur').value === 'indefinite') { this.duration = 0.0; } else if (this.attribute('fill').valueOrDefault('remove') === 'freeze' && !this.frozen) { this.frozen = true; this.parent.animationFrozen = true; this.parent.animationFrozenValue = this.getProperty().value; } else if (this.attribute('fill').valueOrDefault('remove') === 'remove' && !this.removed) { this.removed = true; this.getProperty().value = this.parent.animationFrozen ? this.parent.animationFrozenValue : this.initialValue; return true; } return false; } this.duration += delta; // if we're past the begin time var updated = false; if (this.begin < this.duration) { var newValue = this.calcValue(); // tween if (this.attribute('type').hasValue()) { // for transform, etc. var type = this.attribute('type').value; newValue = type + '(' + newValue + ')'; } this.getProperty().value = newValue; updated = true; } return updated; } // fraction of duration we've covered }, { key: "progress", value: function progress() { var ret = { progress: (this.duration - this.begin) / (this.maxDuration - this.begin) }; if (this.values.hasValue()) { var p = ret.progress * (this.values.value.length - 1); var lb = Math.floor(p), ub = Math.ceil(p); ret.from = new svg.Property('from', parseFloat(this.values.value[lb])); ret.to = new svg.Property('to', parseFloat(this.values.value[ub])); ret.progress = (p - lb) / (ub - lb); } else { ret.from = this.from; ret.to = this.to; } return ret; } }]); return _class22; }(svg.Element.ElementBase); // animate element svg.Element.animate = /*#__PURE__*/ function (_svg$Element$AnimateB) { _inherits(_class23, _svg$Element$AnimateB); function _class23() { _classCallCheck(this, _class23); return _possibleConstructorReturn(this, _getPrototypeOf(_class23).apply(this, arguments)); } _createClass(_class23, [{ key: "calcValue", value: function calcValue() { var p = this.progress(); // tween value linearly var newValue = p.from.numValue() + (p.to.numValue() - p.from.numValue()) * p.progress; return newValue + this.initialUnits; } }]); return _class23; }(svg.Element.AnimateBase); // animate color element svg.Element.animateColor = /*#__PURE__*/ function (_svg$Element$AnimateB2) { _inherits(_class24, _svg$Element$AnimateB2); function _class24() { _classCallCheck(this, _class24); return _possibleConstructorReturn(this, _getPrototypeOf(_class24).apply(this, arguments)); } _createClass(_class24, [{ key: "calcValue", value: function calcValue() { var p = this.progress(); var from = new RGBColor(p.from.value); var to = new RGBColor(p.to.value); if (from.ok && to.ok) { // tween color linearly var r = from.r + (to.r - from.r) * p.progress; var g = from.g + (to.g - from.g) * p.progress; var b = from.b + (to.b - from.b) * p.progress; return 'rgb(' + parseInt(r) + ',' + parseInt(g) + ',' + parseInt(b) + ')'; } return this.attribute('from').value; } }]); return _class24; }(svg.Element.AnimateBase); // animate transform element svg.Element.animateTransform = /*#__PURE__*/ function (_svg$Element$animate) { _inherits(_class25, _svg$Element$animate); function _class25() { _classCallCheck(this, _class25); return _possibleConstructorReturn(this, _getPrototypeOf(_class25).apply(this, arguments)); } _createClass(_class25, [{ key: "calcValue", value: function calcValue() { var p = this.progress(); // tween value linearly var from = svg.ToNumberArray(p.from.value); var to = svg.ToNumberArray(p.to.value); var newValue = ''; from.forEach(function (fr, i) { newValue += fr + (to[i] - fr) * p.progress + ' '; }); return newValue; } }]); return _class25; }(svg.Element.animate); // font element svg.Element.font = /*#__PURE__*/ function (_svg$Element$ElementB8) { _inherits(_class26, _svg$Element$ElementB8); function _class26(node) { var _this13; _classCallCheck(this, _class26); _this13 = _possibleConstructorReturn(this, _getPrototypeOf(_class26).call(this, node)); _this13.horizAdvX = _this13.attribute('horiz-adv-x').numValue(); _this13.isRTL = false; _this13.isArabic = false; _this13.fontFace = null; _this13.missingGlyph = null; _this13.glyphs = []; _this13.children.forEach(function (child) { if (child.type === 'font-face') { _this13.fontFace = child; if (child.style('font-family').hasValue()) { svg.Definitions[child.style('font-family').value] = _assertThisInitialized(_this13); } } else if (child.type === 'missing-glyph') { _this13.missingGlyph = child; } else if (child.type === 'glyph') { if (child.arabicForm !== '') { _this13.isRTL = true; _this13.isArabic = true; if (typeof _this13.glyphs[child.unicode] === 'undefined') { _this13.glyphs[child.unicode] = []; } _this13.glyphs[child.unicode][child.arabicForm] = child; } else { _this13.glyphs[child.unicode] = child; } } }); return _this13; } return _class26; }(svg.Element.ElementBase); // font-face element svg.Element.fontface = /*#__PURE__*/ function (_svg$Element$ElementB9) { _inherits(_class27, _svg$Element$ElementB9); function _class27(node) { var _this14; _classCallCheck(this, _class27); _this14 = _possibleConstructorReturn(this, _getPrototypeOf(_class27).call(this, node)); _this14.ascent = _this14.attribute('ascent').value; _this14.descent = _this14.attribute('descent').value; _this14.unitsPerEm = _this14.attribute('units-per-em').numValue(); return _this14; } return _class27; }(svg.Element.ElementBase); // missing-glyph element svg.Element.missingglyph = /*#__PURE__*/ function (_svg$Element$path) { _inherits(_class28, _svg$Element$path); function _class28(node) { var _this15; _classCallCheck(this, _class28); _this15 = _possibleConstructorReturn(this, _getPrototypeOf(_class28).call(this, node)); _this15.horizAdvX = 0; return _this15; } return _class28; }(svg.Element.path); // glyph element svg.Element.glyph = /*#__PURE__*/ function (_svg$Element$path2) { _inherits(_class29, _svg$Element$path2); function _class29(node) { var _this16; _classCallCheck(this, _class29); _this16 = _possibleConstructorReturn(this, _getPrototypeOf(_class29).call(this, node)); _this16.horizAdvX = _this16.attribute('horiz-adv-x').numValue(); _this16.unicode = _this16.attribute('unicode').value; _this16.arabicForm = _this16.attribute('arabic-form').value; return _this16; } return _class29; }(svg.Element.path); // text element svg.Element.text = /*#__PURE__*/ function (_svg$Element$Rendered3) { _inherits(_class30, _svg$Element$Rendered3); function _class30(node) { _classCallCheck(this, _class30); return _possibleConstructorReturn(this, _getPrototypeOf(_class30).call(this, node, true)); } _createClass(_class30, [{ key: "setContext", value: function setContext(ctx) { _get(_getPrototypeOf(_class30.prototype), "setContext", this).call(this, ctx); var textBaseline = this.style('dominant-baseline').toTextBaseline(); if (isNullish(textBaseline)) textBaseline = this.style('alignment-baseline').toTextBaseline(); if (!isNullish(textBaseline)) ctx.textBaseline = textBaseline; } }, { key: "getBoundingBox", value: function getBoundingBox() { var x = this.attribute('x').toPixels('x'); var y = this.attribute('y').toPixels('y'); var fontSize = this.parent.style('font-size').numValueOrDefault(svg.Font.Parse(svg.ctx.font).fontSize); return new svg.BoundingBox(x, y - fontSize, x + Math.floor(fontSize * 2.0 / 3.0) * this.children[0].getText().length, y); } }, { key: "renderChildren", value: function renderChildren(ctx) { var _this17 = this; this.x = this.attribute('x').toPixels('x'); this.y = this.attribute('y').toPixels('y'); this.x += this.getAnchorDelta(ctx, this, 0); this.children.forEach(function (child, i) { _this17.renderChild(ctx, _this17, i); }); } }, { key: "getAnchorDelta", value: function getAnchorDelta(ctx, parent, startI) { var textAnchor = this.style('text-anchor').valueOrDefault('start'); if (textAnchor !== 'start') { var width = 0; for (var i = startI; i < parent.children.length; i++) { var child = parent.children[i]; if (i > startI && child.attribute('x').hasValue()) break; // new group width += child.measureTextRecursive(ctx); } return -1 * (textAnchor === 'end' ? width : width / 2.0); } return 0; } }, { key: "renderChild", value: function renderChild(ctx, parent, i) { var child = parent.children[i]; if (child.attribute('x').hasValue()) { child.x = child.attribute('x').toPixels('x') + this.getAnchorDelta(ctx, parent, i); if (child.attribute('dx').hasValue()) child.x += child.attribute('dx').toPixels('x'); } else { if (this.attribute('dx').hasValue()) this.x += this.attribute('dx').toPixels('x'); if (child.attribute('dx').hasValue()) this.x += child.attribute('dx').toPixels('x'); child.x = this.x; } this.x = child.x + child.measureText(ctx); if (child.attribute('y').hasValue()) { child.y = child.attribute('y').toPixels('y'); if (child.attribute('dy').hasValue()) child.y += child.attribute('dy').toPixels('y'); } else { if (this.attribute('dy').hasValue()) this.y += this.attribute('dy').toPixels('y'); if (child.attribute('dy').hasValue()) this.y += child.attribute('dy').toPixels('y'); child.y = this.y; } this.y = child.y; child.render(ctx); for (var j = 0; j < child.children.length; j++) { this.renderChild(ctx, child, j); } } }]); return _class30; }(svg.Element.RenderedElementBase); // text base svg.Element.TextElementBase = /*#__PURE__*/ function (_svg$Element$Rendered4) { _inherits(_class31, _svg$Element$Rendered4); function _class31() { _classCallCheck(this, _class31); return _possibleConstructorReturn(this, _getPrototypeOf(_class31).apply(this, arguments)); } _createClass(_class31, [{ key: "getGlyph", value: function getGlyph(font, text, i) { var c = text[i]; var glyph = null; if (font.isArabic) { var arabicForm = 'isolated'; if ((i === 0 || text[i - 1] === ' ') && i < text.length - 2 && text[i + 1] !== ' ') arabicForm = 'terminal'; if (i > 0 && text[i - 1] !== ' ' && i < text.length - 2 && text[i + 1] !== ' ') arabicForm = 'medial'; if (i > 0 && text[i - 1] !== ' ' && (i === text.length - 1 || text[i + 1] === ' ')) arabicForm = 'initial'; if (typeof font.glyphs[c] !== 'undefined') { glyph = font.glyphs[c][arabicForm]; if (isNullish(glyph) && font.glyphs[c].type === 'glyph') glyph = font.glyphs[c]; } } else { glyph = font.glyphs[c]; } if (isNullish(glyph)) glyph = font.missingGlyph; return glyph; } }, { key: "renderChildren", value: function renderChildren(ctx) { var customFont = this.parent.style('font-family').getDefinition(); if (!isNullish(customFont)) { var fontSize = this.parent.style('font-size').numValueOrDefault(svg.Font.Parse(svg.ctx.font).fontSize); var fontStyle = this.parent.style('font-style').valueOrDefault(svg.Font.Parse(svg.ctx.font).fontStyle); var text = this.getText(); if (customFont.isRTL) text = text.split('').reverse().join(''); var dx = svg.ToNumberArray(this.parent.attribute('dx').value); for (var i = 0; i < text.length; i++) { var glyph = this.getGlyph(customFont, text, i); var scale = fontSize / customFont.fontFace.unitsPerEm; ctx.translate(this.x, this.y); ctx.scale(scale, -scale); var lw = ctx.lineWidth; ctx.lineWidth = ctx.lineWidth * customFont.fontFace.unitsPerEm / fontSize; if (fontStyle === 'italic') ctx.transform(1, 0, 0.4, 1, 0, 0); glyph.render(ctx); if (fontStyle === 'italic') ctx.transform(1, 0, -0.4, 1, 0, 0); ctx.lineWidth = lw; ctx.scale(1 / scale, -1 / scale); ctx.translate(-this.x, -this.y); this.x += fontSize * (glyph.horizAdvX || customFont.horizAdvX) / customFont.fontFace.unitsPerEm; if (typeof dx[i] !== 'undefined' && !isNaN(dx[i])) { this.x += dx[i]; } } return; } if (ctx.fillStyle !== '') ctx.fillText(svg.compressSpaces(this.getText()), this.x, this.y); if (ctx.strokeStyle !== '') ctx.strokeText(svg.compressSpaces(this.getText()), this.x, this.y); } }, { key: "getText", value: function getText() {// OVERRIDE ME } }, { key: "measureTextRecursive", value: function measureTextRecursive(ctx) { var width = this.measureText(ctx); this.children.forEach(function (child) { width += child.measureTextRecursive(ctx); }); return width; } }, { key: "measureText", value: function measureText(ctx) { var customFont = this.parent.style('font-family').getDefinition(); if (!isNullish(customFont)) { var fontSize = this.parent.style('font-size').numValueOrDefault(svg.Font.Parse(svg.ctx.font).fontSize); var measure = 0; var text = this.getText(); if (customFont.isRTL) text = text.split('').reverse().join(''); var dx = svg.ToNumberArray(this.parent.attribute('dx').value); for (var i = 0; i < text.length; i++) { var glyph = this.getGlyph(customFont, text, i); measure += (glyph.horizAdvX || customFont.horizAdvX) * fontSize / customFont.fontFace.unitsPerEm; if (typeof dx[i] !== 'undefined' && !isNaN(dx[i])) { measure += dx[i]; } } return measure; } var textToMeasure = svg.compressSpaces(this.getText()); if (!ctx.measureText) return textToMeasure.length * 10; ctx.save(); this.setContext(ctx); var _ctx$measureText = ctx.measureText(textToMeasure), width = _ctx$measureText.width; ctx.restore(); return width; } }]); return _class31; }(svg.Element.RenderedElementBase); // tspan svg.Element.tspan = /*#__PURE__*/ function (_svg$Element$TextElem) { _inherits(_class32, _svg$Element$TextElem); function _class32(node) { var _this18; _classCallCheck(this, _class32); _this18 = _possibleConstructorReturn(this, _getPrototypeOf(_class32).call(this, node, true)); _this18.text = node.nodeValue || node.text || ''; return _this18; } _createClass(_class32, [{ key: "getText", value: function getText() { return this.text; } }]); return _class32; }(svg.Element.TextElementBase); // tref svg.Element.tref = /*#__PURE__*/ function (_svg$Element$TextElem2) { _inherits(_class33, _svg$Element$TextElem2); function _class33() { _classCallCheck(this, _class33); return _possibleConstructorReturn(this, _getPrototypeOf(_class33).apply(this, arguments)); } _createClass(_class33, [{ key: "getText", value: function getText() { var element = this.getHrefAttribute().getDefinition(); if (!isNullish(element)) return element.children[0].getText(); return undefined; } }]); return _class33; }(svg.Element.TextElementBase); // a element svg.Element.a = /*#__PURE__*/ function (_svg$Element$TextElem3) { _inherits(_class34, _svg$Element$TextElem3); function _class34(node) { var _this19; _classCallCheck(this, _class34); _this19 = _possibleConstructorReturn(this, _getPrototypeOf(_class34).call(this, node)); _this19.hasText = true; _toConsumableArray(node.childNodes).forEach(function (childNode) { if (childNode.nodeType !== 3) { _this19.hasText = false; } }); // this might contain text _this19.text = _this19.hasText ? node.childNodes[0].nodeValue : ''; return _this19; } _createClass(_class34, [{ key: "getText", value: function getText() { return this.text; } }, { key: "renderChildren", value: function renderChildren(ctx) { if (this.hasText) { // render as text element _get(_getPrototypeOf(_class34.prototype), "renderChildren", this).call(this, ctx); var fontSize = new svg.Property('fontSize', svg.Font.Parse(svg.ctx.font).fontSize); svg.Mouse.checkBoundingBox(this, new svg.BoundingBox(this.x, this.y - fontSize.toPixels('y'), this.x + this.measureText(ctx), this.y)); } else { // render as temporary group var g = new svg.Element.g(); g.children = this.children; g.parent = this; g.render(ctx); } } }, { key: "onclick", value: function onclick() { window.open(this.getHrefAttribute().value); } }, { key: "onmousemove", value: function onmousemove() { svg.ctx.canvas.style.cursor = 'pointer'; } }]); return _class34; }(svg.Element.TextElementBase); // image element svg.Element.image = /*#__PURE__*/ function (_svg$Element$Rendered5) { _inherits(_class35, _svg$Element$Rendered5); function _class35(node) { var _this20; _classCallCheck(this, _class35); _this20 = _possibleConstructorReturn(this, _getPrototypeOf(_class35).call(this, node)); var href = _this20.getHrefAttribute().value; if (href === '') { return _possibleConstructorReturn(_this20); } _this20._isSvg = href.match(/\.svg$/); svg.Images.push(_assertThisInitialized(_this20)); _this20.loaded = false; if (!_this20._isSvg) { _this20.img = document.createElement('img'); if (svg.opts.useCORS === true) { _this20.img.crossOrigin = 'Anonymous'; } _this20.img.addEventListener('load', function () { _this20.loaded = true; }); _this20.img.addEventListener('error', function () { svg.log('ERROR: image "' + href + '" not found'); _this20.loaded = true; }); _this20.img.src = href; } else { svg.ajax(href, true).then(function (img) { // eslint-disable-line promise/prefer-await-to-then, promise/always-return _this20.img = img; _this20.loaded = true; })["catch"](function (err) { // eslint-disable-line promise/prefer-await-to-callbacks _this20.erred = true; console.error('Ajax error for canvg', err); // eslint-disable-line no-console }); } return _this20; } _createClass(_class35, [{ key: "renderChildren", value: function renderChildren(ctx) { var x = this.attribute('x').toPixels('x'); var y = this.attribute('y').toPixels('y'); var width = this.attribute('width').toPixels('x'); var height = this.attribute('height').toPixels('y'); if (width === 0 || height === 0) return; ctx.save(); if (this._isSvg) { ctx.drawSvg(this.img, x, y, width, height); } else { ctx.translate(x, y); svg.AspectRatio(ctx, this.attribute('preserveAspectRatio').value, width, this.img.width, height, this.img.height, 0, 0); ctx.drawImage(this.img, 0, 0); } ctx.restore(); } }, { key: "getBoundingBox", value: function getBoundingBox() { var x = this.attribute('x').toPixels('x'); var y = this.attribute('y').toPixels('y'); var width = this.attribute('width').toPixels('x'); var height = this.attribute('height').toPixels('y'); return new svg.BoundingBox(x, y, x + width, y + height); } }]); return _class35; }(svg.Element.RenderedElementBase); // group element svg.Element.g = /*#__PURE__*/ function (_svg$Element$Rendered6) { _inherits(_class36, _svg$Element$Rendered6); function _class36() { _classCallCheck(this, _class36); return _possibleConstructorReturn(this, _getPrototypeOf(_class36).apply(this, arguments)); } _createClass(_class36, [{ key: "getBoundingBox", value: function getBoundingBox() { var bb = new svg.BoundingBox(); this.children.forEach(function (child) { bb.addBoundingBox(child.getBoundingBox()); }); return bb; } }]); return _class36; }(svg.Element.RenderedElementBase); // symbol element svg.Element.symbol = /*#__PURE__*/ function (_svg$Element$Rendered7) { _inherits(_class37, _svg$Element$Rendered7); function _class37() { _classCallCheck(this, _class37); return _possibleConstructorReturn(this, _getPrototypeOf(_class37).apply(this, arguments)); } _createClass(_class37, [{ key: "render", value: function render(ctx) {// NO RENDER } }]); return _class37; }(svg.Element.RenderedElementBase); // style element svg.Element.style = /*#__PURE__*/ function (_svg$Element$ElementB10) { _inherits(_class38, _svg$Element$ElementB10); function _class38(node) { var _this21; _classCallCheck(this, _class38); _this21 = _possibleConstructorReturn(this, _getPrototypeOf(_class38).call(this, node)); // text, or spaces then CDATA var css = ''; _toConsumableArray(node.childNodes).forEach(function (_ref11) { var nodeValue = _ref11.nodeValue; css += nodeValue; }); // remove comments css = css.replace(/(\/\*([^*]|[\r\n]|(\*+([^*/]|[\r\n])))*\*+\/)|(^\s*\/\/.*)/gm, ''); // eslint-disable-line unicorn/no-unsafe-regex // replace whitespace css = svg.compressSpaces(css); var cssDefs = css.split('}'); cssDefs.forEach(function (cssDef) { if (svg.trim(cssDef) !== '') { var _cssDef$split = cssDef.split('{'), _cssDef$split2 = _slicedToArray(_cssDef$split, 2), cssClasses = _cssDef$split2[0], cssProps = _cssDef$split2[1]; cssClasses = cssClasses.split(','); cssProps = cssProps.split(';'); cssClasses.forEach(function (cssClass) { cssClass = svg.trim(cssClass); if (cssClass !== '') { var props = {}; cssProps.forEach(function (cssProp) { var prop = cssProp.indexOf(':'); var name = cssProp.substr(0, prop); var value = cssProp.substr(prop + 1, cssProp.length - prop); if (!isNullish(name) && !isNullish(value)) { props[svg.trim(name)] = new svg.Property(svg.trim(name), svg.trim(value)); } }); svg.Styles[cssClass] = props; if (cssClass === '@font-face') { var fontFamily = props['font-family'].value.replace(/"/g, ''); var srcs = props.src.value.split(','); srcs.forEach(function (src) { if (src.includes('format("svg")')) { var urlStart = src.indexOf('url'); var urlEnd = src.indexOf(')', urlStart); var url = src.substr(urlStart + 5, urlEnd - urlStart - 6); // Can this ajax safely be converted to async? var doc = svg.parseXml(svg.ajax(url)); var fonts = doc.getElementsByTagName('font'); _toConsumableArray(fonts).forEach(function (font) { font = svg.CreateElement(font); svg.Definitions[fontFamily] = font; }); } }); } } }); } }); return _this21; } return _class38; }(svg.Element.ElementBase); // use element svg.Element.use = /*#__PURE__*/ function (_svg$Element$Rendered8) { _inherits(_class39, _svg$Element$Rendered8); function _class39(node) { var _this22; _classCallCheck(this, _class39); _this22 = _possibleConstructorReturn(this, _getPrototypeOf(_class39).call(this, node)); _this22._el = _this22.getHrefAttribute().getDefinition(); return _this22; } _createClass(_class39, [{ key: "setContext", value: function setContext(ctx) { _get(_getPrototypeOf(_class39.prototype), "setContext", this).call(this, ctx); if (this.attribute('x').hasValue()) ctx.translate(this.attribute('x').toPixels('x'), 0); if (this.attribute('y').hasValue()) ctx.translate(0, this.attribute('y').toPixels('y')); } }, { key: "path", value: function path(ctx) { var element = this._el; if (!isNullish(element)) element.path(ctx); } }, { key: "getBoundingBox", value: function getBoundingBox() { var element = this._el; if (!isNullish(element)) return element.getBoundingBox(); return undefined; } }, { key: "renderChildren", value: function renderChildren(ctx) { var element = this._el; if (!isNullish(element)) { var tempSvg = element; if (element.type === 'symbol') { // render me using a temporary svg element in symbol cases (https://www.w3.org/TR/SVG/struct.html#UseElement) tempSvg = new svg.Element.svg(); tempSvg.type = 'svg'; tempSvg.attributes.viewBox = new svg.Property('viewBox', element.attribute('viewBox').value); tempSvg.attributes.preserveAspectRatio = new svg.Property('preserveAspectRatio', element.attribute('preserveAspectRatio').value); tempSvg.attributes.overflow = new svg.Property('overflow', element.attribute('overflow').value); tempSvg.children = element.children; } if (tempSvg.type === 'svg') { // if symbol or svg, inherit width/height from me if (this.attribute('width').hasValue()) tempSvg.attributes.width = new svg.Property('width', this.attribute('width').value); if (this.attribute('height').hasValue()) tempSvg.attributes.height = new svg.Property('height', this.attribute('height').value); } var oldParent = tempSvg.parent; tempSvg.parent = null; tempSvg.render(ctx); tempSvg.parent = oldParent; } } }]); return _class39; }(svg.Element.RenderedElementBase); // mask element svg.Element.mask = /*#__PURE__*/ function (_svg$Element$ElementB11) { _inherits(_class40, _svg$Element$ElementB11); function _class40() { _classCallCheck(this, _class40); return _possibleConstructorReturn(this, _getPrototypeOf(_class40).apply(this, arguments)); } _createClass(_class40, [{ key: "apply", value: function apply(ctx, element) { // render as temp svg var x = this.attribute('x').toPixels('x'); var y = this.attribute('y').toPixels('y'); var width = this.attribute('width').toPixels('x'); var height = this.attribute('height').toPixels('y'); if (width === 0 && height === 0) { var bb = new svg.BoundingBox(); this.children.forEach(function (child) { bb.addBoundingBox(child.getBoundingBox()); }); x = Math.floor(bb.x1); y = Math.floor(bb.y1); width = Math.floor(bb.width()); height = Math.floor(bb.height()); } // temporarily remove mask to avoid recursion var mask = element.attribute('mask').value; element.attribute('mask').value = ''; var cMask = document.createElement('canvas'); cMask.width = x + width; cMask.height = y + height; var maskCtx = cMask.getContext('2d'); this.renderChildren(maskCtx); var c = document.createElement('canvas'); c.width = x + width; c.height = y + height; var tempCtx = c.getContext('2d'); element.render(tempCtx); tempCtx.globalCompositeOperation = 'destination-in'; tempCtx.fillStyle = maskCtx.createPattern(cMask, 'no-repeat'); tempCtx.fillRect(0, 0, x + width, y + height); ctx.fillStyle = tempCtx.createPattern(c, 'no-repeat'); ctx.fillRect(0, 0, x + width, y + height); // reassign mask element.attribute('mask').value = mask; } }, { key: "render", value: function render(ctx) {// NO RENDER } }]); return _class40; }(svg.Element.ElementBase); // clip element svg.Element.clipPath = /*#__PURE__*/ function (_svg$Element$ElementB12) { _inherits(_class41, _svg$Element$ElementB12); function _class41() { _classCallCheck(this, _class41); return _possibleConstructorReturn(this, _getPrototypeOf(_class41).apply(this, arguments)); } _createClass(_class41, [{ key: "apply", value: function apply(ctx) { this.children.forEach(function (child) { if (typeof child.path !== 'undefined') { var transform = null; if (child.attribute('transform').hasValue()) { transform = new svg.Transform(child.attribute('transform').value); transform.apply(ctx); } child.path(ctx); ctx.clip(); if (transform) { transform.unapply(ctx); } } }); } }, { key: "render", value: function render(ctx) {// NO RENDER } }]); return _class41; }(svg.Element.ElementBase); // filters svg.Element.filter = /*#__PURE__*/ function (_svg$Element$ElementB13) { _inherits(_class42, _svg$Element$ElementB13); function _class42() { _classCallCheck(this, _class42); return _possibleConstructorReturn(this, _getPrototypeOf(_class42).apply(this, arguments)); } _createClass(_class42, [{ key: "apply", value: function apply(ctx, element) { // render as temp svg var bb = element.getBoundingBox(); var x = Math.floor(bb.x1); var y = Math.floor(bb.y1); var width = Math.floor(bb.width()); var height = Math.floor(bb.height()); // temporarily remove filter to avoid recursion var filter = element.style('filter').value; element.style('filter').value = ''; var px = 0, py = 0; this.children.forEach(function (child) { var efd = child.extraFilterDistance || 0; px = Math.max(px, efd); py = Math.max(py, efd); }); var c = document.createElement('canvas'); c.width = width + 2 * px; c.height = height + 2 * py; var tempCtx = c.getContext('2d'); tempCtx.translate(-x + px, -y + py); element.render(tempCtx); // apply filters this.children.forEach(function (child) { child.apply(tempCtx, 0, 0, width + 2 * px, height + 2 * py); }); // render on me ctx.drawImage(c, 0, 0, width + 2 * px, height + 2 * py, x - px, y - py, width + 2 * px, height + 2 * py); // reassign filter element.style('filter', true).value = filter; } }, { key: "render", value: function render(ctx) {// NO RENDER } }]); return _class42; }(svg.Element.ElementBase); svg.Element.feMorphology = /*#__PURE__*/ function (_svg$Element$ElementB14) { _inherits(_class43, _svg$Element$ElementB14); function _class43() { _classCallCheck(this, _class43); return _possibleConstructorReturn(this, _getPrototypeOf(_class43).apply(this, arguments)); } _createClass(_class43, [{ key: "apply", value: function apply(ctx, x, y, width, height) {// TODO: implement } }]); return _class43; }(svg.Element.ElementBase); svg.Element.feComposite = /*#__PURE__*/ function (_svg$Element$ElementB15) { _inherits(_class44, _svg$Element$ElementB15); function _class44() { _classCallCheck(this, _class44); return _possibleConstructorReturn(this, _getPrototypeOf(_class44).apply(this, arguments)); } _createClass(_class44, [{ key: "apply", value: function apply(ctx, x, y, width, height) {// TODO: implement } }]); return _class44; }(svg.Element.ElementBase); /** * @param {Uint8ClampedArray} img * @param {Integer} x * @param {Integer} y * @param {Float} width * @param {Float} height * @param {Integer} rgba * @returns {Integer} */ function imGet(img, x, y, width, height, rgba) { return img[y * width * 4 + x * 4 + rgba]; } /** * @param {Uint8ClampedArray} img * @param {Integer} x * @param {Integer} y * @param {Float} width * @param {Float} height * @param {Integer} rgba * @param {Float} val * @returns {void} */ function imSet(img, x, y, width, height, rgba, val) { img[y * width * 4 + x * 4 + rgba] = val; } svg.Element.feColorMatrix = /*#__PURE__*/ function (_svg$Element$ElementB16) { _inherits(_class45, _svg$Element$ElementB16); function _class45(node) { var _this23; _classCallCheck(this, _class45); _this23 = _possibleConstructorReturn(this, _getPrototypeOf(_class45).call(this, node)); var matrix = svg.ToNumberArray(_this23.attribute('values').value); switch (_this23.attribute('type').valueOrDefault('matrix')) { // https://www.w3.org/TR/SVG/filters.html#feColorMatrixElement case 'saturate': { var s = matrix[0]; matrix = [0.213 + 0.787 * s, 0.715 - 0.715 * s, 0.072 - 0.072 * s, 0, 0, 0.213 - 0.213 * s, 0.715 + 0.285 * s, 0.072 - 0.072 * s, 0, 0, 0.213 - 0.213 * s, 0.715 - 0.715 * s, 0.072 + 0.928 * s, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1]; break; } case 'hueRotate': { var a = matrix[0] * Math.PI / 180.0; var c = function c(m1, m2, m3) { return m1 + Math.cos(a) * m2 + Math.sin(a) * m3; }; matrix = [c(0.213, 0.787, -0.213), c(0.715, -0.715, -0.715), c(0.072, -0.072, 0.928), 0, 0, c(0.213, -0.213, 0.143), c(0.715, 0.285, 0.140), c(0.072, -0.072, -0.283), 0, 0, c(0.213, -0.213, -0.787), c(0.715, -0.715, 0.715), c(0.072, 0.928, 0.072), 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1]; break; } case 'luminanceToAlpha': matrix = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0.2125, 0.7154, 0.0721, 0, 0, 0, 0, 0, 0, 1]; break; } _this23.matrix = matrix; _this23._m = function (i, v) { var mi = matrix[i]; return mi * (mi < 0 ? v - 255 : v); }; return _this23; } _createClass(_class45, [{ key: "apply", value: function apply(ctx, x, y, width, height) { var m = this._m; // assuming x==0 && y==0 for now var srcData = ctx.getImageData(0, 0, width, height); for (var _y = 0; _y < height; _y++) { for (var _x = 0; _x < width; _x++) { var r = imGet(srcData.data, _x, _y, width, height, 0); var g = imGet(srcData.data, _x, _y, width, height, 1); var b = imGet(srcData.data, _x, _y, width, height, 2); var a = imGet(srcData.data, _x, _y, width, height, 3); imSet(srcData.data, _x, _y, width, height, 0, m(0, r) + m(1, g) + m(2, b) + m(3, a) + m(4, 1)); imSet(srcData.data, _x, _y, width, height, 1, m(5, r) + m(6, g) + m(7, b) + m(8, a) + m(9, 1)); imSet(srcData.data, _x, _y, width, height, 2, m(10, r) + m(11, g) + m(12, b) + m(13, a) + m(14, 1)); imSet(srcData.data, _x, _y, width, height, 3, m(15, r) + m(16, g) + m(17, b) + m(18, a) + m(19, 1)); } } ctx.clearRect(0, 0, width, height); ctx.putImageData(srcData, 0, 0); } }]); return _class45; }(svg.Element.ElementBase); svg.Element.feGaussianBlur = /*#__PURE__*/ function (_svg$Element$ElementB17) { _inherits(_class46, _svg$Element$ElementB17); function _class46(node) { var _this24; _classCallCheck(this, _class46); _this24 = _possibleConstructorReturn(this, _getPrototypeOf(_class46).call(this, node)); _this24.blurRadius = Math.floor(_this24.attribute('stdDeviation').numValue()); _this24.extraFilterDistance = _this24.blurRadius; return _this24; } _createClass(_class46, [{ key: "apply", value: function apply(ctx, x, y, width, height) { // Todo: This might not be a problem anymore with out `instanceof` fix // StackBlur requires canvas be on document ctx.canvas.id = svg.UniqueId(); ctx.canvas.style.display = 'none'; document.body.append(ctx.canvas); processCanvasRGBA(ctx.canvas, x, y, width, height, this.blurRadius); ctx.canvas.remove(); } }]); return _class46; }(svg.Element.ElementBase); // title element, do nothing svg.Element.title = /*#__PURE__*/ function (_svg$Element$ElementB18) { _inherits(_class47, _svg$Element$ElementB18); function _class47(node) { _classCallCheck(this, _class47); return _possibleConstructorReturn(this, _getPrototypeOf(_class47).call(this)); } return _class47; }(svg.Element.ElementBase); // desc element, do nothing svg.Element.desc = /*#__PURE__*/ function (_svg$Element$ElementB19) { _inherits(_class48, _svg$Element$ElementB19); function _class48(node) { _classCallCheck(this, _class48); return _possibleConstructorReturn(this, _getPrototypeOf(_class48).call(this)); } return _class48; }(svg.Element.ElementBase); svg.Element.MISSING = /*#__PURE__*/ function (_svg$Element$ElementB20) { _inherits(_class49, _svg$Element$ElementB20); function _class49(node) { var _this25; _classCallCheck(this, _class49); _this25 = _possibleConstructorReturn(this, _getPrototypeOf(_class49).call(this)); svg.log('ERROR: Element \'' + node.nodeName + '\' not yet implemented.'); return _this25; } return _class49; }(svg.Element.ElementBase); // element factory svg.CreateElement = function (node) { var className = node.nodeName.replace(/^[^:]+:/, '') // remove namespace .replace(/-/g, ''); // remove dashes var e; if (typeof svg.Element[className] !== 'undefined') { e = new svg.Element[className](node); } else { e = new svg.Element.MISSING(node); } e.type = node.nodeName; return e; }; // load from url svg.load = /*#__PURE__*/ function () { var _ref12 = _asyncToGenerator( /*#__PURE__*/ regeneratorRuntime.mark(function _callee(ctx, url) { var dom; return regeneratorRuntime.wrap(function _callee$(_context) { while (1) { switch (_context.prev = _context.next) { case 0: _context.next = 2; return svg.ajax(url, true); case 2: dom = _context.sent; return _context.abrupt("return", svg.loadXml(ctx, dom)); case 4: case "end": return _context.stop(); } } }, _callee); })); return function (_x2, _x3) { return _ref12.apply(this, arguments); }; }(); // load from xml svg.loadXml = function (ctx, xml) { return svg.loadXmlDoc(ctx, svg.parseXml(xml)); }; svg.loadXmlDoc = function (ctx, dom) { var res; svg.init(ctx); var mapXY = function mapXY(p) { var e = ctx.canvas; while (e) { p.x -= e.offsetLeft; p.y -= e.offsetTop; e = e.offsetParent; } if (window.scrollX) p.x += window.scrollX; if (window.scrollY) p.y += window.scrollY; return p; }; // bind mouse if (svg.opts.ignoreMouse !== true) { ctx.canvas.addEventListener('click', function (e) { var args = !isNullish(e) ? [e.clientX, e.clientY] : [event.clientX, event.clientY]; // eslint-disable-line no-restricted-globals var _mapXY = mapXY(_construct(svg.Point, args)), x = _mapXY.x, y = _mapXY.y; svg.Mouse.onclick(x, y); }); ctx.canvas.addEventListener('mousemove', function (e) { var args = !isNullish(e) ? [e.clientX, e.clientY] : [event.clientX, event.clientY]; // eslint-disable-line no-restricted-globals var _mapXY2 = mapXY(_construct(svg.Point, args)), x = _mapXY2.x, y = _mapXY2.y; svg.Mouse.onmousemove(x, y); }); } var e = svg.CreateElement(dom.documentElement); e.root = true; // render loop var isFirstRender = true; var draw = function draw(resolve) { svg.ViewPort.Clear(); if (ctx.canvas.parentNode) { svg.ViewPort.SetCurrent(ctx.canvas.parentNode.clientWidth, ctx.canvas.parentNode.clientHeight); } if (svg.opts.ignoreDimensions !== true) { // set canvas size if (e.style('width').hasValue()) { ctx.canvas.width = e.style('width').toPixels('x'); ctx.canvas.style.width = ctx.canvas.width + 'px'; } if (e.style('height').hasValue()) { ctx.canvas.height = e.style('height').toPixels('y'); ctx.canvas.style.height = ctx.canvas.height + 'px'; } } var cWidth = ctx.canvas.clientWidth || ctx.canvas.width; var cHeight = ctx.canvas.clientHeight || ctx.canvas.height; if (svg.opts.ignoreDimensions === true && e.style('width').hasValue() && e.style('height').hasValue()) { cWidth = e.style('width').toPixels('x'); cHeight = e.style('height').toPixels('y'); } svg.ViewPort.SetCurrent(cWidth, cHeight); if (!isNullish(svg.opts.offsetX)) { e.attribute('x', true).value = svg.opts.offsetX; } if (!isNullish(svg.opts.offsetY)) { e.attribute('y', true).value = svg.opts.offsetY; } if (!isNullish(svg.opts.scaleWidth) || !isNullish(svg.opts.scaleHeight)) { var viewBox = svg.ToNumberArray(e.attribute('viewBox').value); var xRatio = null, yRatio = null; if (!isNullish(svg.opts.scaleWidth)) { if (e.attribute('width').hasValue()) { xRatio = e.attribute('width').toPixels('x') / svg.opts.scaleWidth; } else if (!isNaN(viewBox[2])) { xRatio = viewBox[2] / svg.opts.scaleWidth; } } if (!isNullish(svg.opts.scaleHeight)) { if (e.attribute('height').hasValue()) { yRatio = e.attribute('height').toPixels('y') / svg.opts.scaleHeight; } else if (!isNaN(viewBox[3])) { yRatio = viewBox[3] / svg.opts.scaleHeight; } } if (isNullish(xRatio)) { xRatio = yRatio; } if (isNullish(yRatio)) { yRatio = xRatio; } e.attribute('width', true).value = svg.opts.scaleWidth; e.attribute('height', true).value = svg.opts.scaleHeight; e.attribute('viewBox', true).value = '0 0 ' + cWidth * xRatio + ' ' + cHeight * yRatio; e.attribute('preserveAspectRatio', true).value = 'none'; } // clear and render if (svg.opts.ignoreClear !== true) { ctx.clearRect(0, 0, cWidth, cHeight); } e.render(ctx); if (isFirstRender) { isFirstRender = false; resolve(dom); } }; var waitingForImages = true; svg.intervalID = setInterval(function () { var needUpdate = false; if (waitingForImages && svg.ImagesLoaded()) { waitingForImages = false; needUpdate = true; } // need update from mouse events? if (svg.opts.ignoreMouse !== true) { needUpdate = needUpdate || svg.Mouse.hasEvents(); } // need update from animations? if (svg.opts.ignoreAnimation !== true) { svg.Animations.forEach(function (animation) { var needAnimationUpdate = animation.update(1000 / svg.FRAMERATE); needUpdate = needUpdate || needAnimationUpdate; }); } // need update from redraw? if (typeof svg.opts.forceRedraw === 'function') { if (svg.opts.forceRedraw() === true) { needUpdate = true; } } // render if needed if (needUpdate) { draw(res); svg.Mouse.runEvents(); // run and clear our events } }, 1000 / svg.FRAMERATE); // Todo: Replace with an image loading Promise utility? return new Promise(function (resolve, reject) { // eslint-disable-line promise/avoid-new if (svg.ImagesLoaded()) { waitingForImages = false; draw(resolve); return; } res = resolve; }); }; svg.stop = function () { if (svg.intervalID) { clearInterval(svg.intervalID); } }; svg.Mouse = { events: [], hasEvents: function hasEvents() { return this.events.length !== 0; }, onclick: function onclick(x, y) { this.events.push({ type: 'onclick', x: x, y: y, run: function run(e) { if (e.onclick) e.onclick(); } }); }, onmousemove: function onmousemove(x, y) { this.events.push({ type: 'onmousemove', x: x, y: y, run: function run(e) { if (e.onmousemove) e.onmousemove(); } }); }, eventElements: [], checkPath: function checkPath(element, ctx) { var _this26 = this; this.events.forEach(function (_ref13, i) { var x = _ref13.x, y = _ref13.y; if (ctx.isPointInPath && ctx.isPointInPath(x, y)) { _this26.eventElements[i] = element; } }); }, checkBoundingBox: function checkBoundingBox(element, bb) { var _this27 = this; this.events.forEach(function (_ref14, i) { var x = _ref14.x, y = _ref14.y; if (bb.isPointInBox(x, y)) { _this27.eventElements[i] = element; } }); }, runEvents: function runEvents() { var _this28 = this; svg.ctx.canvas.style.cursor = ''; this.events.forEach(function (e, i) { var element = _this28.eventElements[i]; while (element) { e.run(element); element = element.parent; } }); // done running, clear this.events = []; this.eventElements = []; } }; return svg; } if (typeof CanvasRenderingContext2D !== 'undefined') { CanvasRenderingContext2D.prototype.drawSvg = function (s, dx, dy, dw, dh) { canvg(this.canvas, s, { ignoreMouse: true, ignoreAnimation: true, ignoreDimensions: true, ignoreClear: true, offsetX: dx, offsetY: dy, scaleWidth: dw, scaleHeight: dh }); }; } exports.canvg = canvg; return exports; }({}));