619 lines
19 KiB
JavaScript
619 lines
19 KiB
JavaScript
(function () {
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'use strict';
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var classCallCheck = function (instance, Constructor) {
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if (!(instance instanceof Constructor)) {
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throw new TypeError("Cannot call a class as a function");
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}
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};
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var createClass = function () {
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function defineProperties(target, props) {
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for (var i = 0; i < props.length; i++) {
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var descriptor = props[i];
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descriptor.enumerable = descriptor.enumerable || false;
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descriptor.configurable = true;
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if ("value" in descriptor) descriptor.writable = true;
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Object.defineProperty(target, descriptor.key, descriptor);
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}
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}
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return function (Constructor, protoProps, staticProps) {
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if (protoProps) defineProperties(Constructor.prototype, protoProps);
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if (staticProps) defineProperties(Constructor, staticProps);
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return Constructor;
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};
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}();
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var slicedToArray = function () {
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function sliceIterator(arr, i) {
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var _arr = [];
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var _n = true;
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var _d = false;
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var _e = undefined;
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try {
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for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) {
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_arr.push(_s.value);
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if (i && _arr.length === i) break;
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}
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} catch (err) {
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_d = true;
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_e = err;
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} finally {
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try {
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if (!_n && _i["return"]) _i["return"]();
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} finally {
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if (_d) throw _e;
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}
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}
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return _arr;
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}
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return function (arr, i) {
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if (Array.isArray(arr)) {
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return arr;
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} else if (Symbol.iterator in Object(arr)) {
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return sliceIterator(arr, i);
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} else {
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throw new TypeError("Invalid attempt to destructure non-iterable instance");
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}
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};
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}();
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var toConsumableArray = function (arr) {
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if (Array.isArray(arr)) {
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for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) arr2[i] = arr[i];
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return arr2;
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} else {
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return Array.from(arr);
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}
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};
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/**
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* For parsing color values
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* @module RGBColor
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* @author Stoyan Stefanov <sstoo@gmail.com>
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* @see https://www.phpied.com/rgb-color-parser-in-javascript/
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* @license MIT
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*/
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var simpleColors = {
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aliceblue: 'f0f8ff',
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antiquewhite: 'faebd7',
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aqua: '00ffff',
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aquamarine: '7fffd4',
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azure: 'f0ffff',
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beige: 'f5f5dc',
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bisque: 'ffe4c4',
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black: '000000',
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blanchedalmond: 'ffebcd',
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blue: '0000ff',
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blueviolet: '8a2be2',
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brown: 'a52a2a',
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burlywood: 'deb887',
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cadetblue: '5f9ea0',
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chartreuse: '7fff00',
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chocolate: 'd2691e',
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coral: 'ff7f50',
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cornflowerblue: '6495ed',
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cornsilk: 'fff8dc',
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crimson: 'dc143c',
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cyan: '00ffff',
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darkblue: '00008b',
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darkcyan: '008b8b',
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darkgoldenrod: 'b8860b',
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darkgray: 'a9a9a9',
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darkgreen: '006400',
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darkkhaki: 'bdb76b',
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darkmagenta: '8b008b',
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darkolivegreen: '556b2f',
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darkorange: 'ff8c00',
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darkorchid: '9932cc',
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darkred: '8b0000',
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darksalmon: 'e9967a',
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darkseagreen: '8fbc8f',
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darkslateblue: '483d8b',
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darkslategray: '2f4f4f',
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darkturquoise: '00ced1',
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darkviolet: '9400d3',
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deeppink: 'ff1493',
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deepskyblue: '00bfff',
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dimgray: '696969',
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dodgerblue: '1e90ff',
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feldspar: 'd19275',
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firebrick: 'b22222',
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floralwhite: 'fffaf0',
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forestgreen: '228b22',
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fuchsia: 'ff00ff',
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gainsboro: 'dcdcdc',
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ghostwhite: 'f8f8ff',
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gold: 'ffd700',
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goldenrod: 'daa520',
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gray: '808080',
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green: '008000',
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greenyellow: 'adff2f',
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honeydew: 'f0fff0',
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hotpink: 'ff69b4',
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indianred: 'cd5c5c',
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indigo: '4b0082',
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ivory: 'fffff0',
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khaki: 'f0e68c',
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lavender: 'e6e6fa',
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lavenderblush: 'fff0f5',
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lawngreen: '7cfc00',
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lemonchiffon: 'fffacd',
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lightblue: 'add8e6',
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lightcoral: 'f08080',
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lightcyan: 'e0ffff',
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lightgoldenrodyellow: 'fafad2',
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lightgrey: 'd3d3d3',
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lightgreen: '90ee90',
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lightpink: 'ffb6c1',
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lightsalmon: 'ffa07a',
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lightseagreen: '20b2aa',
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lightskyblue: '87cefa',
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lightslateblue: '8470ff',
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lightslategray: '778899',
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lightsteelblue: 'b0c4de',
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lightyellow: 'ffffe0',
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lime: '00ff00',
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limegreen: '32cd32',
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linen: 'faf0e6',
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magenta: 'ff00ff',
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maroon: '800000',
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mediumaquamarine: '66cdaa',
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mediumblue: '0000cd',
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mediumorchid: 'ba55d3',
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mediumpurple: '9370d8',
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mediumseagreen: '3cb371',
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mediumslateblue: '7b68ee',
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mediumspringgreen: '00fa9a',
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mediumturquoise: '48d1cc',
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mediumvioletred: 'c71585',
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midnightblue: '191970',
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mintcream: 'f5fffa',
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mistyrose: 'ffe4e1',
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moccasin: 'ffe4b5',
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navajowhite: 'ffdead',
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navy: '000080',
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oldlace: 'fdf5e6',
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olive: '808000',
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olivedrab: '6b8e23',
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orange: 'ffa500',
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orangered: 'ff4500',
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orchid: 'da70d6',
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palegoldenrod: 'eee8aa',
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palegreen: '98fb98',
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paleturquoise: 'afeeee',
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palevioletred: 'd87093',
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papayawhip: 'ffefd5',
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peachpuff: 'ffdab9',
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peru: 'cd853f',
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pink: 'ffc0cb',
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plum: 'dda0dd',
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powderblue: 'b0e0e6',
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purple: '800080',
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red: 'ff0000',
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rosybrown: 'bc8f8f',
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royalblue: '4169e1',
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saddlebrown: '8b4513',
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salmon: 'fa8072',
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sandybrown: 'f4a460',
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seagreen: '2e8b57',
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seashell: 'fff5ee',
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sienna: 'a0522d',
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silver: 'c0c0c0',
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skyblue: '87ceeb',
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slateblue: '6a5acd',
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slategray: '708090',
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snow: 'fffafa',
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springgreen: '00ff7f',
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steelblue: '4682b4',
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tan: 'd2b48c',
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teal: '008080',
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thistle: 'd8bfd8',
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tomato: 'ff6347',
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turquoise: '40e0d0',
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violet: 'ee82ee',
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violetred: 'd02090',
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wheat: 'f5deb3',
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white: 'ffffff',
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whitesmoke: 'f5f5f5',
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yellow: 'ffff00',
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yellowgreen: '9acd32'
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};
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// array of color definition objects
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var colorDefs = [{
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re: /^rgb\((\d{1,3}),\s*(\d{1,3}),\s*(\d{1,3})\)$/,
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example: ['rgb(123, 234, 45)', 'rgb(255,234,245)'],
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process: function process(bits) {
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return [parseInt(bits[1], 10), parseInt(bits[2], 10), parseInt(bits[3], 10)];
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}
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}, {
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re: /^(\w{2})(\w{2})(\w{2})$/,
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example: ['#00ff00', '336699'],
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process: function process(bits) {
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return [parseInt(bits[1], 16), parseInt(bits[2], 16), parseInt(bits[3], 16)];
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}
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}, {
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re: /^(\w{1})(\w{1})(\w{1})$/,
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example: ['#fb0', 'f0f'],
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process: function process(bits) {
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return [parseInt(bits[1] + bits[1], 16), parseInt(bits[2] + bits[2], 16), parseInt(bits[3] + bits[3], 16)];
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}
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}];
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/**
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* A class to parse color values
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*/
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var RGBColor = function () {
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/**
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* @param {string} colorString
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*/
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function RGBColor(colorString) {
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classCallCheck(this, RGBColor);
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this.ok = false;
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// strip any leading #
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if (colorString.charAt(0) === '#') {
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// remove # if any
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colorString = colorString.substr(1, 6);
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}
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colorString = colorString.replace(/ /g, '');
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colorString = colorString.toLowerCase();
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// before getting into regexps, try simple matches
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// and overwrite the input
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if (colorString in simpleColors) {
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colorString = simpleColors[colorString];
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}
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// end of simple type-in colors
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// search through the definitions to find a match
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for (var i = 0; i < colorDefs.length; i++) {
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var re = colorDefs[i].re;
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var processor = colorDefs[i].process;
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var bits = re.exec(colorString);
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if (bits) {
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var _processor = processor(bits),
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_processor2 = slicedToArray(_processor, 3),
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r = _processor2[0],
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g = _processor2[1],
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b = _processor2[2];
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Object.assign(this, { r: r, g: g, b: b });
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this.ok = true;
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}
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}
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// validate/cleanup values
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this.r = this.r < 0 || isNaN(this.r) ? 0 : this.r > 255 ? 255 : this.r;
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this.g = this.g < 0 || isNaN(this.g) ? 0 : this.g > 255 ? 255 : this.g;
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this.b = this.b < 0 || isNaN(this.b) ? 0 : this.b > 255 ? 255 : this.b;
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}
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// some getters
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/**
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* @returns {string}
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*/
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createClass(RGBColor, [{
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key: 'toRGB',
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value: function toRGB() {
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return 'rgb(' + this.r + ', ' + this.g + ', ' + this.b + ')';
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}
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/**
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* @returns {string}
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*/
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}, {
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key: 'toHex',
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value: function toHex() {
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var r = this.r.toString(16);
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var g = this.g.toString(16);
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var b = this.b.toString(16);
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if (r.length === 1) {
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r = '0' + r;
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}
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if (g.length === 1) {
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g = '0' + g;
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}
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if (b.length === 1) {
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b = '0' + b;
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}
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return '#' + r + g + b;
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}
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/**
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* help
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* @returns {HTMLUListElement}
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*/
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}, {
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key: 'getHelpXML',
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value: function getHelpXML() {
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var examples = [];
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// add regexps
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for (var i = 0; i < colorDefs.length; i++) {
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var example = colorDefs[i].example;
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for (var j = 0; j < example.length; j++) {
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examples[examples.length] = example[j];
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}
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}
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// add type-in colors
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examples.push.apply(examples, toConsumableArray(Object.keys(simpleColors)));
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var xml = document.createElement('ul');
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xml.setAttribute('id', 'rgbcolor-examples');
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for (var _i = 0; _i < examples.length; _i++) {
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try {
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var listItem = document.createElement('li');
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var listColor = new RGBColor(examples[_i]);
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var exampleDiv = document.createElement('div');
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exampleDiv.style.cssText = 'margin: 3px;\nborder: 1px solid black;\nbackground: ' + listColor.toHex() + ';\ncolor: ' + listColor.toHex() + ';';
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exampleDiv.append('test');
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var listItemValue = ' ' + examples[_i] + ' -> ' + listColor.toRGB() + ' -> ' + listColor.toHex();
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listItem.append(exampleDiv, listItemValue);
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xml.append(listItem);
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} catch (e) {}
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}
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return xml;
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}
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}]);
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return RGBColor;
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}();
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/* globals jsPDF */
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var jsPDFAPI = jsPDF.API;
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var pdfSvgAttr = {
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// allowed attributes. all others are removed from the preview.
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g: ['stroke', 'fill', 'stroke-width'],
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line: ['x1', 'y1', 'x2', 'y2', 'stroke', 'stroke-width'],
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rect: ['x', 'y', 'width', 'height', 'stroke', 'fill', 'stroke-width'],
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ellipse: ['cx', 'cy', 'rx', 'ry', 'stroke', 'fill', 'stroke-width'],
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circle: ['cx', 'cy', 'r', 'stroke', 'fill', 'stroke-width'],
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polygon: ['points', 'stroke', 'fill', 'stroke-width'],
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// polyline attributes are the same as those of polygon
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text: ['x', 'y', 'font-size', 'font-family', 'text-anchor', 'font-weight', 'font-style', 'fill']
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};
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var attributeIsNotEmpty = function attributeIsNotEmpty(node, attr) {
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var attVal = attr ? node.getAttribute(attr) : node;
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return attVal !== '' && attVal !== null;
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};
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var nodeIs = function nodeIs(node, possible) {
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return possible.includes(node.tagName.toLowerCase());
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};
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var removeAttributes = function removeAttributes(node, attributes) {
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var toRemove = [];
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[].forEach.call(node.attributes, function (a) {
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if (attributeIsNotEmpty(a) && !attributes.includes(a.name.toLowerCase())) {
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toRemove.push(a.name);
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}
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});
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toRemove.forEach(function (a) {
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node.removeAttribute(a.name);
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});
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};
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var numRgx = /[+-]?(?:\d+\.\d*|\d+|\.\d+)(?:[eE][+-]?\d+)?/g;
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var getLinesOptionsOfPoly = function getLinesOptionsOfPoly(node) {
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var nums = node.getAttribute('points');
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nums = nums && nums.match(numRgx) || [];
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if (nums && nums.length) {
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nums = nums.map(Number);
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if (nums.length % 2) {
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nums.length--;
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}
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}
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if (nums.length < 4) {
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console.log('invalid points attribute:', node);
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return;
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}
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var _nums = nums,
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_nums2 = slicedToArray(_nums, 2),
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x = _nums2[0],
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y = _nums2[1],
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lines = [];
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|
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for (var i = 2; i < nums.length; i += 2) {
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lines.push([nums[i] - nums[i - 2], nums[i + 1] - nums[i - 1]]);
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}
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return { x: x, y: y, lines: lines };
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};
|
|
|
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var svgElementToPdf = function svgElementToPdf(element, pdf, options) {
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// pdf is a jsPDF object
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// console.log('options =', options);
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var remove = options.removeInvalid === undefined ? false : options.removeInvalid;
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var k = options.scale === undefined ? 1.0 : options.scale;
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var colorMode = null;
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[].forEach.call(element.children, function (node) {
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// console.log('passing: ', node);
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// let hasStrokeColor = false;
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|
var hasFillColor = false;
|
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var fillRGB = void 0;
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if (nodeIs(node, ['g', 'line', 'rect', 'ellipse', 'circle', 'polygon', 'polyline', 'text'])) {
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var fillColor = node.getAttribute('fill');
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if (attributeIsNotEmpty(fillColor)) {
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fillRGB = new RGBColor(fillColor);
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if (fillRGB.ok) {
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hasFillColor = true;
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colorMode = 'F';
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|
} else {
|
|
colorMode = null;
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|
}
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}
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}
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if (nodeIs(node, ['g', 'line', 'rect', 'ellipse', 'circle', 'polygon', 'polyline'])) {
|
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if (hasFillColor) {
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pdf.setFillColor(fillRGB.r, fillRGB.g, fillRGB.b);
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}
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if (attributeIsNotEmpty(node, 'stroke-width')) {
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pdf.setLineWidth(k * parseInt(node.getAttribute('stroke-width'), 10));
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}
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var strokeColor = node.getAttribute('stroke');
|
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if (attributeIsNotEmpty(strokeColor)) {
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var strokeRGB = new RGBColor(strokeColor);
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if (strokeRGB.ok) {
|
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// hasStrokeColor = true;
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pdf.setDrawColor(strokeRGB.r, strokeRGB.g, strokeRGB.b);
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if (colorMode === 'F') {
|
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colorMode = 'FD';
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} else {
|
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colorMode = 'S';
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}
|
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} else {
|
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colorMode = null;
|
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}
|
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}
|
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}
|
|
var tag = node.tagName.toLowerCase();
|
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switch (tag) {
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|
case 'svg':
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|
case 'a':
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case 'g':
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svgElementToPdf(node, pdf, options);
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|
removeAttributes(node, pdfSvgAttr.g);
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break;
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case 'line':
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pdf.line(k * parseInt(node.getAttribute('x1'), 10), k * parseInt(node.getAttribute('y1'), 10), k * parseInt(node.getAttribute('x2'), 10), k * parseInt(node.getAttribute('y2'), 10));
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removeAttributes(node, pdfSvgAttr.line);
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break;
|
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case 'rect':
|
|
pdf.rect(k * parseInt(node.getAttribute('x'), 10), k * parseInt(node.getAttribute('y'), 10), k * parseInt(node.getAttribute('width'), 10), k * parseInt(node.getAttribute('height'), 10), colorMode);
|
|
removeAttributes(node, pdfSvgAttr.rect);
|
|
break;
|
|
case 'ellipse':
|
|
pdf.ellipse(k * parseInt(node.getAttribute('cx'), 10), k * parseInt(node.getAttribute('cy'), 10), k * parseInt(node.getAttribute('rx'), 10), k * parseInt(node.getAttribute('ry'), 10), colorMode);
|
|
removeAttributes(node, pdfSvgAttr.ellipse);
|
|
break;
|
|
case 'circle':
|
|
pdf.circle(k * parseInt(node.getAttribute('cx'), 10), k * parseInt(node.getAttribute('cy'), 10), k * parseInt(node.getAttribute('r'), 10), colorMode);
|
|
removeAttributes(node, pdfSvgAttr.circle);
|
|
break;
|
|
case 'polygon':
|
|
case 'polyline':
|
|
var linesOptions = getLinesOptionsOfPoly(node);
|
|
if (linesOptions) {
|
|
pdf.lines(linesOptions.lines, k * linesOptions.x, k * linesOptions.y, [k, k], colorMode, tag === 'polygon' // polygon is closed, polyline is not closed
|
|
);
|
|
}
|
|
removeAttributes(node, pdfSvgAttr.polygon);
|
|
break;
|
|
// TODO: path
|
|
case 'text':
|
|
if (node.hasAttribute('font-family')) {
|
|
switch ((node.getAttribute('font-family') || '').toLowerCase()) {
|
|
case 'serif':
|
|
pdf.setFont('times');break;
|
|
case 'monospace':
|
|
pdf.setFont('courier');break;
|
|
default:
|
|
node.setAttribute('font-family', 'sans-serif');
|
|
pdf.setFont('helvetica');
|
|
}
|
|
}
|
|
if (hasFillColor) {
|
|
pdf.setTextColor(fillRGB.r, fillRGB.g, fillRGB.b);
|
|
}
|
|
var fontType = '';
|
|
if (node.hasAttribute('font-weight')) {
|
|
if (node.getAttribute('font-weight') === 'bold') {
|
|
fontType = 'bold';
|
|
} else {
|
|
node.removeAttribute('font-weight');
|
|
}
|
|
}
|
|
if (node.hasAttribute('font-style')) {
|
|
if (node.getAttribute('font-style') === 'italic') {
|
|
fontType += 'italic';
|
|
} else {
|
|
node.removeAttribute('font-style');
|
|
}
|
|
}
|
|
pdf.setFontType(fontType);
|
|
var pdfFontSize = node.hasAttribute('font-size') ? parseInt(node.getAttribute('font-size'), 10) : 16;
|
|
|
|
var getWidth = function getWidth(node) {
|
|
var box = void 0;
|
|
try {
|
|
box = node.getBBox(); // Firefox on MacOS will raise error here
|
|
} catch (err) {
|
|
// copy and append to body so that getBBox is available
|
|
var nodeCopy = node.cloneNode(true);
|
|
var svg = node.ownerSVGElement.cloneNode(false);
|
|
svg.appendChild(nodeCopy);
|
|
document.body.appendChild(svg);
|
|
try {
|
|
box = nodeCopy.getBBox();
|
|
} catch (err) {
|
|
box = { width: 0 };
|
|
}
|
|
document.body.removeChild(svg);
|
|
}
|
|
return box.width;
|
|
};
|
|
// FIXME: use more accurate positioning!!
|
|
var x = void 0,
|
|
y = void 0,
|
|
xOffset = 0;
|
|
if (node.hasAttribute('text-anchor')) {
|
|
switch (node.getAttribute('text-anchor')) {
|
|
case 'end':
|
|
xOffset = getWidth(node);break;
|
|
case 'middle':
|
|
xOffset = getWidth(node) / 2;break;
|
|
case 'start':
|
|
break;
|
|
case 'default':
|
|
node.setAttribute('text-anchor', 'start');break;
|
|
}
|
|
x = parseInt(node.getAttribute('x'), 10) - xOffset;
|
|
y = parseInt(node.getAttribute('y'), 10);
|
|
}
|
|
// console.log('fontSize:', pdfFontSize, 'text:', node.textContent);
|
|
pdf.setFontSize(pdfFontSize).text(k * x, k * y, node.textContent);
|
|
removeAttributes(node, pdfSvgAttr.text);
|
|
break;
|
|
// TODO: image
|
|
default:
|
|
if (remove) {
|
|
console.log("can't translate to pdf:", node);
|
|
node.remove();
|
|
}
|
|
}
|
|
});
|
|
return pdf;
|
|
};
|
|
|
|
jsPDFAPI.addSVG = function (element, x, y, options) {
|
|
options = options === undefined ? {} : options;
|
|
options.x_offset = x;
|
|
options.y_offset = y;
|
|
|
|
if (typeof element === 'string') {
|
|
element = new DOMParser().parseFromString(element, 'text/xml').documentElement;
|
|
}
|
|
svgElementToPdf(element, this, options);
|
|
return this;
|
|
};
|
|
|
|
}());
|