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Diffstat (limited to 'html/includes/js/modules/canvas-tools.src.js')
| -rw-r--r-- | html/includes/js/modules/canvas-tools.src.js | 3113 |
1 files changed, 0 insertions, 3113 deletions
diff --git a/html/includes/js/modules/canvas-tools.src.js b/html/includes/js/modules/canvas-tools.src.js deleted file mode 100644 index 3725c02..0000000 --- a/html/includes/js/modules/canvas-tools.src.js +++ /dev/null @@ -1,3113 +0,0 @@ -/** - * @license A class to parse color values - * @author Stoyan Stefanov <sstoo@gmail.com> - * @link http://www.phpied.com/rgb-color-parser-in-javascript/ - * Use it if you like it - * - */ -function RGBColor(color_string) -{ - this.ok = false; - - // strip any leading # - if (color_string.charAt(0) == '#') { // remove # if any - color_string = color_string.substr(1,6); - } - - color_string = color_string.replace(/ /g,''); - color_string = color_string.toLowerCase(); - - // before getting into regexps, try simple matches - // and overwrite the input - var simple_colors = { - 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' - }; - for (var key in simple_colors) { - if (color_string == key) { - color_string = simple_colors[key]; - } - } - // emd of simple type-in colors - - // array of color definition objects - var color_defs = [ - { - re: /^rgb\((\d{1,3}),\s*(\d{1,3}),\s*(\d{1,3})\)$/, - example: ['rgb(123, 234, 45)', 'rgb(255,234,245)'], - process: function (bits){ - return [ - parseInt(bits[1]), - parseInt(bits[2]), - parseInt(bits[3]) - ]; - } - }, - { - re: /^(\w{2})(\w{2})(\w{2})$/, - example: ['#00ff00', '336699'], - process: function (bits){ - return [ - parseInt(bits[1], 16), - parseInt(bits[2], 16), - parseInt(bits[3], 16) - ]; - } - }, - { - re: /^(\w{1})(\w{1})(\w{1})$/, - example: ['#fb0', 'f0f'], - process: function (bits){ - return [ - parseInt(bits[1] + bits[1], 16), - parseInt(bits[2] + bits[2], 16), - parseInt(bits[3] + bits[3], 16) - ]; - } - } - ]; - - // search through the definitions to find a match - for (var i = 0; i < color_defs.length; i++) { - var re = color_defs[i].re; - var processor = color_defs[i].process; - var bits = re.exec(color_string); - if (bits) { - channels = processor(bits); - this.r = channels[0]; - this.g = channels[1]; - this.b = channels[2]; - 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 - this.toRGB = function () { - return 'rgb(' + this.r + ', ' + this.g + ', ' + this.b + ')'; - } - this.toHex = function () { - 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; - } - - // help - this.getHelpXML = function () { - - var examples = new Array(); - // add regexps - for (var i = 0; i < color_defs.length; i++) { - var example = color_defs[i].example; - for (var j = 0; j < example.length; j++) { - examples[examples.length] = example[j]; - } - } - // add type-in colors - for (var sc in simple_colors) { - examples[examples.length] = sc; - } - - var xml = document.createElement('ul'); - xml.setAttribute('id', 'rgbcolor-examples'); - for (var i = 0; i < examples.length; i++) { - try { - var list_item = document.createElement('li'); - var list_color = new RGBColor(examples[i]); - var example_div = document.createElement('div'); - example_div.style.cssText = - 'margin: 3px; ' - + 'border: 1px solid black; ' - + 'background:' + list_color.toHex() + '; ' - + 'color:' + list_color.toHex() - ; - example_div.appendChild(document.createTextNode('test')); - var list_item_value = document.createTextNode( - ' ' + examples[i] + ' -> ' + list_color.toRGB() + ' -> ' + list_color.toHex() - ); - list_item.appendChild(example_div); - list_item.appendChild(list_item_value); - xml.appendChild(list_item); - - } catch(e){} - } - return xml; - - } - -} - -/** - * @license canvg.js - Javascript SVG parser and renderer on Canvas - * MIT Licensed - * Gabe Lerner (gabelerner@gmail.com) - * http://code.google.com/p/canvg/ - * - * Requires: rgbcolor.js - http://www.phpied.com/rgb-color-parser-in-javascript/ - * - */ -if(!window.console) { - window.console = {}; - window.console.log = function(str) {}; - window.console.dir = function(str) {}; -} - -if(!Array.prototype.indexOf){ - Array.prototype.indexOf = function(obj){ - for(var i=0; i<this.length; i++){ - if(this[i]==obj){ - return i; - } - } - return -1; - } -} - -(function(){ - // canvg(target, s) - // empty parameters: replace all 'svg' elements on page with 'canvas' elements - // target: canvas element or the id of a canvas element - // s: svg string, url to svg file, or xml document - // opts: optional hash of options - // ignoreMouse: true => ignore mouse events - // ignoreAnimation: true => ignore animations - // ignoreDimensions: true => does not try to resize canvas - // ignoreClear: true => does not clear canvas - // offsetX: int => draws at a x offset - // offsetY: int => draws at a y offset - // scaleWidth: int => scales horizontally to width - // scaleHeight: int => scales vertically to height - // renderCallback: function => will call the function after the first render is completed - // forceRedraw: function => will call the function on every frame, if it returns true, will redraw - this.canvg = function (target, s, opts) { - // no parameters - if (target == null && s == null && opts == null) { - var svgTags = document.getElementsByTagName('svg'); - for (var i=0; i<svgTags.length; i++) { - var svgTag = svgTags[i]; - var c = document.createElement('canvas'); - c.width = svgTag.clientWidth; - c.height = svgTag.clientHeight; - svgTag.parentNode.insertBefore(c, svgTag); - svgTag.parentNode.removeChild(svgTag); - var div = document.createElement('div'); - div.appendChild(svgTag); - canvg(c, div.innerHTML); - } - return; - } - opts = opts || {}; - - if (typeof target == 'string') { - target = document.getElementById(target); - } - - // reuse class per canvas - var svg; - if (target.svg == null) { - svg = build(); - target.svg = svg; - } - else { - svg = target.svg; - svg.stop(); - } - svg.opts = opts; - - var ctx = target.getContext('2d'); - if (typeof(s.documentElement) != 'undefined') { - // load from xml doc - svg.loadXmlDoc(ctx, s); - } - else if (s.substr(0,1) == '<') { - // load from xml string - svg.loadXml(ctx, s); - } - else { - // load from url - svg.load(ctx, s); - } - } - - function build() { - var svg = { }; - - svg.FRAMERATE = 30; - svg.MAX_VIRTUAL_PIXELS = 30000; - - // globals - svg.init = function(ctx) { - svg.Definitions = {}; - svg.Styles = {}; - svg.Animations = []; - svg.Images = []; - svg.ctx = ctx; - svg.ViewPort = new (function () { - this.viewPorts = []; - this.Clear = function() { this.viewPorts = []; } - this.SetCurrent = function(width, height) { this.viewPorts.push({ width: width, height: height }); } - this.RemoveCurrent = function() { this.viewPorts.pop(); } - this.Current = function() { return this.viewPorts[this.viewPorts.length - 1]; } - this.width = function() { return this.Current().width; } - this.height = function() { return this.Current().height; } - this.ComputeSize = function(d) { - if (d != null && 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() { - for (var i=0; i<svg.Images.length; i++) { - if (!svg.Images[i].loaded) return false; - } - return true; - } - - // trim - svg.trim = function(s) { return s.replace(/^\s+|\s+$/g, ''); } - - // compress spaces - svg.compressSpaces = function(s) { return s.replace(/[\s\r\t\n]+/gm,' '); } - - // ajax - svg.ajax = function(url) { - var AJAX; - if(window.XMLHttpRequest){AJAX=new XMLHttpRequest();} - else{AJAX=new ActiveXObject('Microsoft.XMLHTTP');} - if(AJAX){ - AJAX.open('GET',url,false); - AJAX.send(null); - return AJAX.responseText; - } - return null; - } - - // parse xml - svg.parseXml = function(xml) { - if (window.DOMParser) - { - var parser = new DOMParser(); - return parser.parseFromString(xml, 'text/xml'); - } - else - { - xml = xml.replace(/<!DOCTYPE svg[^>]*>/, ''); - var xmlDoc = new ActiveXObject('Microsoft.XMLDOM'); - xmlDoc.async = 'false'; - xmlDoc.loadXML(xml); - return xmlDoc; - } - } - - svg.Property = function(name, value) { - this.name = name; - this.value = value; - - this.hasValue = function() { - return (this.value != null && this.value !== ''); - } - - // return the numerical value of the property - this.numValue = function() { - if (!this.hasValue()) return 0; - - var n = parseFloat(this.value); - if ((this.value + '').match(/%$/)) { - n = n / 100.0; - } - return n; - } - - this.valueOrDefault = function(def) { - if (this.hasValue()) return this.value; - return def; - } - - this.numValueOrDefault = function(def) { - if (this.hasValue()) return this.numValue(); - return def; - } - - /* EXTENSIONS */ - var that = this; - - // color extensions - this.Color = { - // augment the current color value with the opacity - addOpacity: function(opacity) { - var newValue = that.value; - if (opacity != null && opacity != '') { - var color = new RGBColor(that.value); - if (color.ok) { - newValue = 'rgba(' + color.r + ', ' + color.g + ', ' + color.b + ', ' + opacity + ')'; - } - } - return new svg.Property(that.name, newValue); - } - } - - // definition extensions - this.Definition = { - // get the definition from the definitions table - getDefinition: function() { - var name = that.value.replace(/^(url\()?#([^\)]+)\)?$/, '$2'); - return svg.Definitions[name]; - }, - - isUrl: function() { - return that.value.indexOf('url(') == 0 - }, - - getFillStyle: function(e) { - var def = this.getDefinition(); - - // gradient - if (def != null && def.createGradient) { - return def.createGradient(svg.ctx, e); - } - - // pattern - if (def != null && def.createPattern) { - return def.createPattern(svg.ctx, e); - } - - return null; - } - } - - // length extensions - this.Length = { - DPI: function(viewPort) { - return 96.0; // TODO: compute? - }, - - EM: function(viewPort) { - var em = 12; - - var fontSize = new svg.Property('fontSize', svg.Font.Parse(svg.ctx.font).fontSize); - if (fontSize.hasValue()) em = fontSize.Length.toPixels(viewPort); - - return em; - }, - - // get the length as pixels - toPixels: function(viewPort) { - if (!that.hasValue()) return 0; - var s = that.value+''; - if (s.match(/em$/)) return that.numValue() * this.EM(viewPort); - if (s.match(/ex$/)) return that.numValue() * this.EM(viewPort) / 2.0; - if (s.match(/px$/)) return that.numValue(); - if (s.match(/pt$/)) return that.numValue() * 1.25; - if (s.match(/pc$/)) return that.numValue() * 15; - if (s.match(/cm$/)) return that.numValue() * this.DPI(viewPort) / 2.54; - if (s.match(/mm$/)) return that.numValue() * this.DPI(viewPort) / 25.4; - if (s.match(/in$/)) return that.numValue() * this.DPI(viewPort); - if (s.match(/%$/)) return that.numValue() * svg.ViewPort.ComputeSize(viewPort); - return that.numValue(); - } - } - - // time extensions - this.Time = { - // get the time as milliseconds - toMilliseconds: function() { - if (!that.hasValue()) return 0; - var s = that.value+''; - if (s.match(/s$/)) return that.numValue() * 1000; - if (s.match(/ms$/)) return that.numValue(); - return that.numValue(); - } - } - - // angle extensions - this.Angle = { - // get the angle as radians - toRadians: function() { - if (!that.hasValue()) return 0; - var s = that.value+''; - if (s.match(/deg$/)) return that.numValue() * (Math.PI / 180.0); - if (s.match(/grad$/)) return that.numValue() * (Math.PI / 200.0); - if (s.match(/rad$/)) return that.numValue(); - return that.numValue() * (Math.PI / 180.0); - } - } - } - - // fonts - svg.Font = new (function() { - this.Styles = ['normal','italic','oblique','inherit']; - this.Variants = ['normal','small-caps','inherit']; - this.Weights = ['normal','bold','bolder','lighter','100','200','300','400','500','600','700','800','900','inherit']; - - this.CreateFont = function(fontStyle, fontVariant, fontWeight, fontSize, fontFamily, inherit) { - var f = inherit != null ? 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 () { return [this.fontStyle, this.fontVariant, this.fontWeight, this.fontSize, this.fontFamily].join(' ') } - } - } - - var that = this; - this.Parse = function(s) { - var f = {}; - var d = svg.trim(svg.compressSpaces(s || '')).split(' '); - var set = { fontSize: false, fontStyle: false, fontWeight: false, fontVariant: false } - var ff = ''; - for (var i=0; i<d.length; i++) { - if (!set.fontStyle && that.Styles.indexOf(d[i]) != -1) { if (d[i] != 'inherit') f.fontStyle = d[i]; set.fontStyle = true; } - else if (!set.fontVariant && that.Variants.indexOf(d[i]) != -1) { if (d[i] != 'inherit') f.fontVariant = d[i]; set.fontStyle = set.fontVariant = true; } - else if (!set.fontWeight && that.Weights.indexOf(d[i]) != -1) { if (d[i] != 'inherit') f.fontWeight = d[i]; set.fontStyle = set.fontVariant = set.fontWeight = true; } - else if (!set.fontSize) { if (d[i] != 'inherit') f.fontSize = d[i].split('/')[0]; set.fontStyle = set.fontVariant = set.fontWeight = set.fontSize = true; } - else { if (d[i] != 'inherit') ff += d[i]; } - } if (ff != '') f.fontFamily = ff; - return f; - } - }); - - // points and paths - svg.ToNumberArray = function(s) { - var a = svg.trim(svg.compressSpaces((s || '').replace(/,/g, ' '))).split(' '); - for (var i=0; i<a.length; i++) { - a[i] = parseFloat(a[i]); - } - return a; - } - svg.Point = function(x, y) { - this.x = x; - this.y = y; - - this.angleTo = function(p) { - return Math.atan2(p.y - this.y, p.x - this.x); - } - - this.applyTransform = function(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; - } - } - 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 = function(x1, y1, x2, y2) { // pass in initial points if you want - this.x1 = Number.NaN; - this.y1 = Number.NaN; - this.x2 = Number.NaN; - this.y2 = Number.NaN; - - this.x = function() { return this.x1; } - this.y = function() { return this.y1; } - this.width = function() { return this.x2 - this.x1; } - this.height = function() { return this.y2 - this.y1; } - - this.addPoint = function(x, y) { - if (x != null) { - 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 (y != null) { - 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; - } - } - this.addX = function(x) { this.addPoint(x, null); } - this.addY = function(y) { this.addPoint(null, y); } - - this.addBoundingBox = function(bb) { - this.addPoint(bb.x1, bb.y1); - this.addPoint(bb.x2, bb.y2); - } - - this.addQuadraticCurve = function(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); - } - - this.addBezierCurve = function(p0x, p0y, p1x, p1y, p2x, p2y, p3x, p3y) { - // 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]); - - for (i=0; i<=1; i++) { - var f = function(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) continue; - var t = -c / b; - if (0 < t && t < 1) { - if (i == 0) this.addX(f(t)); - if (i == 1) this.addY(f(t)); - } - continue; - } - - var b2ac = Math.pow(b, 2) - 4 * c * a; - if (b2ac < 0) continue; - var t1 = (-b + Math.sqrt(b2ac)) / (2 * a); - if (0 < t1 && t1 < 1) { - if (i == 0) this.addX(f(t1)); - if (i == 1) this.addY(f(t1)); - } - var t2 = (-b - Math.sqrt(b2ac)) / (2 * a); - if (0 < t2 && t2 < 1) { - if (i == 0) this.addX(f(t2)); - if (i == 1) this.addY(f(t2)); - } - } - } - - this.isPointInBox = function(x, y) { - return (this.x1 <= x && x <= this.x2 && this.y1 <= y && y <= this.y2); - } - - this.addPoint(x1, y1); - this.addPoint(x2, y2); - } - - // transforms - svg.Transform = function(v) { - var that = this; - this.Type = {} - - // translate - this.Type.translate = function(s) { - this.p = svg.CreatePoint(s); - this.apply = function(ctx) { - ctx.translate(this.p.x || 0.0, 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 - this.Type.rotate = function(s) { - 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.Angle.toRadians()); - ctx.translate(-this.cx, -this.cy); - } - this.applyToPoint = function(p) { - var a = this.angle.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]); - } - } - - this.Type.scale = function(s) { - 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.applyToPoint = function(p) { - p.applyTransform([this.p.x || 0.0, 0, 0, this.p.y || 0.0, 0, 0]); - } - } - - this.Type.matrix = function(s) { - 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); - } - } - - this.Type.SkewBase = function(s) { - this.base = that.Type.matrix; - this.base(s); - this.angle = new svg.Property('angle', s); - } - this.Type.SkewBase.prototype = new this.Type.matrix; - - this.Type.skewX = function(s) { - this.base = that.Type.SkewBase; - this.base(s); - this.m = [1, 0, Math.tan(this.angle.Angle.toRadians()), 1, 0, 0]; - } - this.Type.skewX.prototype = new this.Type.SkewBase; - - this.Type.skewY = function(s) { - this.base = that.Type.SkewBase; - this.base(s); - this.m = [1, Math.tan(this.angle.Angle.toRadians()), 0, 1, 0, 0]; - } - this.Type.skewY.prototype = new this.Type.SkewBase; - - this.transforms = []; - - this.apply = function(ctx) { - for (var i=0; i<this.transforms.length; i++) { - this.transforms[i].apply(ctx); - } - } - - this.applyToPoint = function(p) { - for (var i=0; i<this.transforms.length; i++) { - this.transforms[i].applyToPoint(p); - } - } - - var data = svg.trim(svg.compressSpaces(v)).split(/\s(?=[a-z])/); - for (var i=0; i<data.length; i++) { - var type = data[i].split('(')[0]; - var s = data[i].split('(')[1].replace(')',''); - var transform = new this.Type[type](s); - this.transforms.push(transform); - } - } - - // aspect ratio - svg.AspectRatio = function(ctx, aspectRatio, width, desiredWidth, height, desiredHeight, minX, minY, refX, refY) { - // aspect ratio - http://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.Length.toPixels('x'), -scaleMin * refY.Length.toPixels('y')); - } - else { - // align - if (align.match(/^xMid/) && ((meetOrSlice == 'meet' && scaleMin == scaleY) || (meetOrSlice == 'slice' && scaleMax == scaleY))) ctx.translate(width / 2.0 - desiredWidth / 2.0, 0); - if (align.match(/YMid$/) && ((meetOrSlice == 'meet' && scaleMin == scaleX) || (meetOrSlice == 'slice' && scaleMax == scaleX))) ctx.translate(0, height / 2.0 - desiredHeight / 2.0); - if (align.match(/^xMax/) && ((meetOrSlice == 'meet' && scaleMin == scaleY) || (meetOrSlice == 'slice' && scaleMax == scaleY))) ctx.translate(width - desiredWidth, 0); - if (align.match(/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(minX == null ? 0 : -minX, minY == null ? 0 : -minY); - } - - // elements - svg.Element = {} - - svg.Element.ElementBase = function(node) { - this.attributes = {}; - this.styles = {}; - this.children = []; - - // get or create attribute - this.attribute = function(name, createIfNotExists) { - var a = this.attributes[name]; - if (a != null) return a; - - a = new svg.Property(name, ''); - if (createIfNotExists == true) this.attributes[name] = a; - return a; - } - - // get or create style, crawls up node tree - this.style = function(name, createIfNotExists) { - var s = this.styles[name]; - if (s != null) return s; - - var a = this.attribute(name); - if (a != null && a.hasValue()) { - return a; - } - - var p = this.parent; - if (p != null) { - var ps = p.style(name); - if (ps != null && ps.hasValue()) { - return ps; - } - } - - s = new svg.Property(name, ''); - if (createIfNotExists == true) this.styles[name] = s; - return s; - } - - // base render - this.render = function(ctx) { - // don't render display=none - if (this.style('display').value == 'none') return; - - // don't render visibility=hidden - if (this.attribute('visibility').value == 'hidden') return; - - ctx.save(); - this.setContext(ctx); - // mask - if (this.attribute('mask').hasValue()) { - var mask = this.attribute('mask').Definition.getDefinition(); - if (mask != null) mask.apply(ctx, this); - } - else if (this.style('filter').hasValue()) { - var filter = this.style('filter').Definition.getDefinition(); - if (filter != null) filter.apply(ctx, this); - } - else this.renderChildren(ctx); - this.clearContext(ctx); - ctx.restore(); - } - - // base set context - this.setContext = function(ctx) { - // OVERRIDE ME! - } - - // base clear context - this.clearContext = function(ctx) { - // OVERRIDE ME! - } - - // base render children - this.renderChildren = function(ctx) { - for (var i=0; i<this.children.length; i++) { - this.children[i].render(ctx); - } - } - - this.addChild = function(childNode, create) { - var child = childNode; - if (create) child = svg.CreateElement(childNode); - child.parent = this; - this.children.push(child); - } - - if (node != null && node.nodeType == 1) { //ELEMENT_NODE - // add children - for (var i=0; i<node.childNodes.length; i++) { - var childNode = node.childNodes[i]; - if (childNode.nodeType == 1) this.addChild(childNode, true); //ELEMENT_NODE - } - - // add attributes - for (var i=0; i<node.attributes.length; i++) { - var attribute = node.attributes[i]; - this.attributes[attribute.nodeName] = new svg.Property(attribute.nodeName, attribute.nodeValue); - } - - // add tag styles - var styles = svg.Styles[node.nodeName]; - if (styles != null) { - for (var name in styles) { - this.styles[name] = styles[name]; - } - } - - // add class styles - if (this.attribute('class').hasValue()) { - var classes = svg.compressSpaces(this.attribute('class').value).split(' '); - for (var j=0; j<classes.length; j++) { - styles = svg.Styles['.'+classes[j]]; - if (styles != null) { - for (var name in styles) { - this.styles[name] = styles[name]; - } - } - styles = svg.Styles[node.nodeName+'.'+classes[j]]; - if (styles != null) { - for (var name in styles) { - this.styles[name] = styles[name]; - } - } - } - } - - // add inline styles - if (this.attribute('style').hasValue()) { - var styles = this.attribute('style').value.split(';'); - for (var i=0; i<styles.length; i++) { - if (svg.trim(styles[i]) != '') { - var style = styles[i].split(':'); - var name = svg.trim(style[0]); - var value = svg.trim(style[1]); - this.styles[name] = new svg.Property(name, value); - } - } - } - - // add id - if (this.attribute('id').hasValue()) { - if (svg.Definitions[this.attribute('id').value] == null) { - svg.Definitions[this.attribute('id').value] = this; - } - } - } - } - - svg.Element.RenderedElementBase = function(node) { - this.base = svg.Element.ElementBase; - this.base(node); - - this.setContext = function(ctx) { - // fill - if (this.style('fill').Definition.isUrl()) { - var fs = this.style('fill').Definition.getFillStyle(this); - if (fs != null) ctx.fillStyle = fs; - } - else if (this.style('fill').hasValue()) { - var fillStyle = this.style('fill'); - if (this.style('fill-opacity').hasValue()) fillStyle = fillStyle.Color.addOpacity(this.style('fill-opacity').value); - ctx.fillStyle = (fillStyle.value == 'none' ? 'rgba(0,0,0,0)' : fillStyle.value); - } - - // stroke - if (this.style('stroke').Definition.isUrl()) { - var fs = this.style('stroke').Definition.getFillStyle(this); - if (fs != null) ctx.strokeStyle = fs; - } - else if (this.style('stroke').hasValue()) { - var strokeStyle = this.style('stroke'); - if (this.style('stroke-opacity').hasValue()) strokeStyle = strokeStyle.Color.addOpacity(this.style('stroke-opacity').value); - ctx.strokeStyle = (strokeStyle.value == 'none' ? 'rgba(0,0,0,0)' : strokeStyle.value); - } - if (this.style('stroke-width').hasValue()) ctx.lineWidth = this.style('stroke-width').Length.toPixels(); - 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; - - // 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').Length.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.attribute('clip-path').hasValue()) { - var clip = this.attribute('clip-path').Definition.getDefinition(); - if (clip != null) clip.apply(ctx); - } - - // opacity - if (this.style('opacity').hasValue()) { - ctx.globalAlpha = this.style('opacity').numValue(); - } - } - } - svg.Element.RenderedElementBase.prototype = new svg.Element.ElementBase; - - svg.Element.PathElementBase = function(node) { - this.base = svg.Element.RenderedElementBase; - this.base(node); - - this.path = function(ctx) { - if (ctx != null) ctx.beginPath(); - return new svg.BoundingBox(); - } - - this.renderChildren = function(ctx) { - this.path(ctx); - svg.Mouse.checkPath(this, ctx); - if (ctx.fillStyle != '') ctx.fill(); - if (ctx.strokeStyle != '') ctx.stroke(); - - var markers = this.getMarkers(); - if (markers != null) { - if (this.style('marker-start').Definition.isUrl()) { - var marker = this.style('marker-start').Definition.getDefinition(); - marker.render(ctx, markers[0][0], markers[0][1]); - } - if (this.style('marker-mid').Definition.isUrl()) { - var marker = this.style('marker-mid').Definition.getDefinition(); - for (var i=1;i<markers.length-1;i++) { - marker.render(ctx, markers[i][0], markers[i][1]); - } - } - if (this.style('marker-end').Definition.isUrl()) { - var marker = this.style('marker-end').Definition.getDefinition(); - marker.render(ctx, markers[markers.length-1][0], markers[markers.length-1][1]); - } - } - } - - this.getBoundingBox = function() { - return this.path(); - } - - this.getMarkers = function() { - return null; - } - } - svg.Element.PathElementBase.prototype = new svg.Element.RenderedElementBase; - - // svg element - svg.Element.svg = function(node) { - this.base = svg.Element.RenderedElementBase; - this.base(node); - - this.baseClearContext = this.clearContext; - this.clearContext = function(ctx) { - this.baseClearContext(ctx); - svg.ViewPort.RemoveCurrent(); - } - - this.baseSetContext = this.setContext; - this.setContext = function(ctx) { - // initial values - ctx.strokeStyle = 'rgba(0,0,0,0)'; - ctx.lineCap = 'butt'; - ctx.lineJoin = 'miter'; - ctx.miterLimit = 4; - - this.baseSetContext(ctx); - - // create new view port - if (this.attribute('x').hasValue() && this.attribute('y').hasValue()) { - ctx.translate(this.attribute('x').Length.toPixels('x'), this.attribute('y').Length.toPixels('y')); - } - - var width = svg.ViewPort.width(); - var height = svg.ViewPort.height(); - if (typeof(this.root) == 'undefined' && this.attribute('width').hasValue() && this.attribute('height').hasValue()) { - width = this.attribute('width').Length.toPixels('x'); - height = this.attribute('height').Length.toPixels('y'); - - var x = 0; - var y = 0; - if (this.attribute('refX').hasValue() && this.attribute('refY').hasValue()) { - x = -this.attribute('refX').Length.toPixels('x'); - y = -this.attribute('refY').Length.toPixels('y'); - } - - 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]); - } - } - } - svg.Element.svg.prototype = new svg.Element.RenderedElementBase; - - // rect element - svg.Element.rect = function(node) { - this.base = svg.Element.PathElementBase; - this.base(node); - - this.path = function(ctx) { - var x = this.attribute('x').Length.toPixels('x'); - var y = this.attribute('y').Length.toPixels('y'); - var width = this.attribute('width').Length.toPixels('x'); - var height = this.attribute('height').Length.toPixels('y'); - var rx = this.attribute('rx').Length.toPixels('x'); - var ry = this.attribute('ry').Length.toPixels('y'); - if (this.attribute('rx').hasValue() && !this.attribute('ry').hasValue()) ry = rx; - if (this.attribute('ry').hasValue() && !this.attribute('rx').hasValue()) rx = ry; - - if (ctx != null) { - 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); - } - } - svg.Element.rect.prototype = new svg.Element.PathElementBase; - - // circle element - svg.Element.circle = function(node) { - this.base = svg.Element.PathElementBase; - this.base(node); - - this.path = function(ctx) { - var cx = this.attribute('cx').Length.toPixels('x'); - var cy = this.attribute('cy').Length.toPixels('y'); - var r = this.attribute('r').Length.toPixels(); - - if (ctx != null) { - 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); - } - } - svg.Element.circle.prototype = new svg.Element.PathElementBase; - - // ellipse element - svg.Element.ellipse = function(node) { - this.base = svg.Element.PathElementBase; - this.base(node); - - this.path = function(ctx) { - var KAPPA = 4 * ((Math.sqrt(2) - 1) / 3); - var rx = this.attribute('rx').Length.toPixels('x'); - var ry = this.attribute('ry').Length.toPixels('y'); - var cx = this.attribute('cx').Length.toPixels('x'); - var cy = this.attribute('cy').Length.toPixels('y'); - - if (ctx != null) { - 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); - } - } - svg.Element.ellipse.prototype = new svg.Element.PathElementBase; - - // line element - svg.Element.line = function(node) { - this.base = svg.Element.PathElementBase; - this.base(node); - - this.getPoints = function() { - return [ - new svg.Point(this.attribute('x1').Length.toPixels('x'), this.attribute('y1').Length.toPixels('y')), - new svg.Point(this.attribute('x2').Length.toPixels('x'), this.attribute('y2').Length.toPixels('y'))]; - } - - this.path = function(ctx) { - var points = this.getPoints(); - - if (ctx != null) { - 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); - } - - this.getMarkers = function() { - var points = this.getPoints(); - var a = points[0].angleTo(points[1]); - return [[points[0], a], [points[1], a]]; - } - } - svg.Element.line.prototype = new svg.Element.PathElementBase; - - // polyline element - svg.Element.polyline = function(node) { - this.base = svg.Element.PathElementBase; - this.base(node); - - this.points = svg.CreatePath(this.attribute('points').value); - this.path = function(ctx) { - var bb = new svg.BoundingBox(this.points[0].x, this.points[0].y); - if (ctx != null) { - ctx.beginPath(); - ctx.moveTo(this.points[0].x, this.points[0].y); - } - for (var i=1; i<this.points.length; i++) { - bb.addPoint(this.points[i].x, this.points[i].y); - if (ctx != null) ctx.lineTo(this.points[i].x, this.points[i].y); - } - return bb; - } - - this.getMarkers = function() { - 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; - } - } - svg.Element.polyline.prototype = new svg.Element.PathElementBase; - - // polygon element - svg.Element.polygon = function(node) { - this.base = svg.Element.polyline; - this.base(node); - - this.basePath = this.path; - this.path = function(ctx) { - var bb = this.basePath(ctx); - if (ctx != null) { - ctx.lineTo(this.points[0].x, this.points[0].y); - ctx.closePath(); - } - return bb; - } - } - svg.Element.polygon.prototype = new svg.Element.polyline; - - // path element - svg.Element.path = function(node) { - this.base = svg.Element.PathElementBase; - this.base(node); - - var d = this.attribute('d').value; - // TODO: convert to real lexer based on http://www.w3.org/TR/SVG11/paths.html#PathDataBNF - d = d.replace(/,/gm,' '); // get rid of all commas - d = d.replace(/([MmZzLlHhVvCcSsQqTtAa])([MmZzLlHhVvCcSsQqTtAa])/gm,'$1 $2'); // separate commands from commands - d = d.replace(/([MmZzLlHhVvCcSsQqTtAa])([MmZzLlHhVvCcSsQqTtAa])/gm,'$1 $2'); // separate commands from commands - d = d.replace(/([MmZzLlHhVvCcSsQqTtAa])([^\s])/gm,'$1 $2'); // separate commands from points - d = d.replace(/([^\s])([MmZzLlHhVvCcSsQqTtAa])/gm,'$1 $2'); // separate commands from points - d = d.replace(/([0-9])([+\-])/gm,'$1 $2'); // separate digits when no comma - d = d.replace(/(\.[0-9]*)(\.)/gm,'$1 $2'); // separate digits when no comma - d = d.replace(/([Aa](\s+[0-9]+){3})\s+([01])\s*([01])/gm,'$1 $3 $4 '); // shorthand elliptical arc path syntax - d = svg.compressSpaces(d); // compress multiple spaces - d = svg.trim(d); - this.PathParser = new (function(d) { - this.tokens = d.split(' '); - - this.reset = function() { - this.i = -1; - this.command = ''; - this.previousCommand = ''; - this.start = new svg.Point(0, 0); - this.control = new svg.Point(0, 0); - this.current = new svg.Point(0, 0); - this.points = []; - this.angles = []; - } - - this.isEnd = function() { - return this.i >= this.tokens.length - 1; - } - - this.isCommandOrEnd = function() { - if (this.isEnd()) return true; - return this.tokens[this.i + 1].match(/^[A-Za-z]$/) != null; - } - - this.isRelativeCommand = function() { - return this.command == this.command.toLowerCase(); - } - - this.getToken = function() { - this.i = this.i + 1; - return this.tokens[this.i]; - } - - this.getScalar = function() { - return parseFloat(this.getToken()); - } - - this.nextCommand = function() { - this.previousCommand = this.command; - this.command = this.getToken(); - } - - this.getPoint = function() { - var p = new svg.Point(this.getScalar(), this.getScalar()); - return this.makeAbsolute(p); - } - - this.getAsControlPoint = function() { - var p = this.getPoint(); - this.control = p; - return p; - } - - this.getAsCurrentPoint = function() { - var p = this.getPoint(); - this.current = p; - return p; - } - - this.getReflectedControlPoint = function() { - if (this.previousCommand.toLowerCase() != 'c' && this.previousCommand.toLowerCase() != 's') { - 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; - } - - this.makeAbsolute = function(p) { - if (this.isRelativeCommand()) { - p.x = this.current.x + p.x; - p.y = this.current.y + p.y; - } - return p; - } - - this.addMarker = function(p, from, priorTo) { - // if the last angle isn't filled in because we didn't have this point yet ... - if (priorTo != null && this.angles.length > 0 && this.angles[this.angles.length-1] == null) { - this.angles[this.angles.length-1] = this.points[this.points.length-1].angleTo(priorTo); - } - this.addMarkerAngle(p, from == null ? null : from.angleTo(p)); - } - - this.addMarkerAngle = function(p, a) { - this.points.push(p); - this.angles.push(a); - } - - this.getMarkerPoints = function() { return this.points; } - this.getMarkerAngles = function() { - for (var i=0; i<this.angles.length; i++) { - if (this.angles[i] == null) { - for (var j=i+1; j<this.angles.length; j++) { - if (this.angles[j] != null) { - this.angles[i] = this.angles[j]; - break; - } - } - } - } - return this.angles; - } - })(d); - - this.path = function(ctx) { - var pp = this.PathParser; - pp.reset(); - - var bb = new svg.BoundingBox(); - if (ctx != null) ctx.beginPath(); - while (!pp.isEnd()) { - pp.nextCommand(); - switch (pp.command.toUpperCase()) { - case 'M': - var p = pp.getAsCurrentPoint(); - pp.addMarker(p); - bb.addPoint(p.x, p.y); - if (ctx != null) 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 (ctx != null) ctx.lineTo(p.x, p.y); - } - break; - case 'L': - while (!pp.isCommandOrEnd()) { - var c = pp.current; - var p = pp.getAsCurrentPoint(); - pp.addMarker(p, c); - bb.addPoint(p.x, p.y); - if (ctx != null) ctx.lineTo(p.x, p.y); - } - break; - 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 (ctx != null) ctx.lineTo(pp.current.x, pp.current.y); - } - break; - 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 (ctx != null) ctx.lineTo(pp.current.x, pp.current.y); - } - break; - 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 (ctx != null) ctx.bezierCurveTo(p1.x, p1.y, cntrl.x, cntrl.y, cp.x, cp.y); - } - break; - case 'S': - while (!pp.isCommandOrEnd()) { - var curr = pp.current; - var p1 = pp.getReflectedControlPoint(); - 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 (ctx != null) ctx.bezierCurveTo(p1.x, p1.y, cntrl.x, cntrl.y, cp.x, cp.y); - } - break; - case 'Q': - while (!pp.isCommandOrEnd()) { - var curr = pp.current; - var cntrl = pp.getAsControlPoint(); - var cp = pp.getAsCurrentPoint(); - pp.addMarker(cp, cntrl, cntrl); - bb.addQuadraticCurve(curr.x, curr.y, cntrl.x, cntrl.y, cp.x, cp.y); - if (ctx != null) ctx.quadraticCurveTo(cntrl.x, cntrl.y, cp.x, cp.y); - } - break; - case 'T': - while (!pp.isCommandOrEnd()) { - var curr = pp.current; - var cntrl = pp.getReflectedControlPoint(); - pp.control = cntrl; - var cp = pp.getAsCurrentPoint(); - pp.addMarker(cp, cntrl, cntrl); - bb.addQuadraticCurve(curr.x, curr.y, cntrl.x, cntrl.y, cp.x, cp.y); - if (ctx != null) ctx.quadraticCurveTo(cntrl.x, cntrl.y, cp.x, cp.y); - } - break; - case 'A': - while (!pp.isCommandOrEnd()) { - 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 - // http://www.w3.org/TR/SVG11/implnote.html#ArcImplementationNotes - // 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(v) { return Math.sqrt(Math.pow(v[0],2) + Math.pow(v[1],2)); } - // ratio between two vectors - var r = function(u, v) { return (u[0]*v[0]+u[1]*v[1]) / (m(u)*m(v)) } - // angle between two vectors - var a = function(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; - - if (sweepFlag == 0 && ad > 0) ad = ad - 2 * Math.PI; - if (sweepFlag == 1 && ad < 0) ad = ad + 2 * Math.PI; - - // for markers - var halfWay = new svg.Point( - centp.x - rx * Math.cos((a1 + ad) / 2), - centp.y - ry * Math.sin((a1 + ad) / 2) - ); - pp.addMarkerAngle(halfWay, (a1 + ad) / 2 + (sweepFlag == 0 ? 1 : -1) * Math.PI / 2); - pp.addMarkerAngle(cp, ad + (sweepFlag == 0 ? 1 : -1) * Math.PI / 2); - - bb.addPoint(cp.x, cp.y); // TODO: this is too naive, make it better - if (ctx != null) { - 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); - } - } - break; - case 'Z': - if (ctx != null) ctx.closePath(); - pp.current = pp.start; - } - } - - return bb; - } - - this.getMarkers = function() { - var points = this.PathParser.getMarkerPoints(); - var angles = this.PathParser.getMarkerAngles(); - - var markers = []; - for (var i=0; i<points.length; i++) { - markers.push([points[i], angles[i]]); - } - return markers; - } - } - svg.Element.path.prototype = new svg.Element.PathElementBase; - - // pattern element - svg.Element.pattern = function(node) { - this.base = svg.Element.ElementBase; - this.base(node); - - this.createPattern = function(ctx, element) { - // 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['x'] = new svg.Property('x', this.attribute('x').value); - tempSvg.attributes['y'] = new svg.Property('y', this.attribute('y').value); - tempSvg.attributes['width'] = new svg.Property('width', this.attribute('width').value); - tempSvg.attributes['height'] = new svg.Property('height', this.attribute('height').value); - tempSvg.children = this.children; - - var c = document.createElement('canvas'); - c.width = this.attribute('width').Length.toPixels('x'); - c.height = this.attribute('height').Length.toPixels('y'); - tempSvg.render(c.getContext('2d')); - return ctx.createPattern(c, 'repeat'); - } - } - svg.Element.pattern.prototype = new svg.Element.ElementBase; - - // marker element - svg.Element.marker = function(node) { - this.base = svg.Element.ElementBase; - this.base(node); - - this.baseRender = this.render; - this.render = function(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); - } - } - svg.Element.marker.prototype = new svg.Element.ElementBase; - - // definitions element - svg.Element.defs = function(node) { - this.base = svg.Element.ElementBase; - this.base(node); - - this.render = function(ctx) { - // NOOP - } - } - svg.Element.defs.prototype = new svg.Element.ElementBase; - - // base for gradients - svg.Element.GradientBase = function(node) { - this.base = svg.Element.ElementBase; - this.base(node); - - this.gradientUnits = this.attribute('gradientUnits').valueOrDefault('objectBoundingBox'); - - this.stops = []; - for (var i=0; i<this.children.length; i++) { - var child = this.children[i]; - this.stops.push(child); - } - - this.getGradient = function() { - // OVERRIDE ME! - } - - this.createGradient = function(ctx, element) { - var stopsContainer = this; - if (this.attribute('xlink:href').hasValue()) { - stopsContainer = this.attribute('xlink:href').Definition.getDefinition(); - } - - var g = this.getGradient(ctx, element); - for (var i=0; i<stopsContainer.stops.length; i++) { - g.addColorStop(stopsContainer.stops[i].offset, stopsContainer.stops[i].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; - } - } - svg.Element.GradientBase.prototype = new svg.Element.ElementBase; - - // linear gradient element - svg.Element.linearGradient = function(node) { - this.base = svg.Element.GradientBase; - this.base(node); - - this.getGradient = function(ctx, element) { - var bb = element.getBoundingBox(); - - var x1 = (this.gradientUnits == 'objectBoundingBox' - ? bb.x() + bb.width() * this.attribute('x1').numValue() - : this.attribute('x1').Length.toPixels('x')); - var y1 = (this.gradientUnits == 'objectBoundingBox' - ? bb.y() + bb.height() * this.attribute('y1').numValue() - : this.attribute('y1').Length.toPixels('y')); - var x2 = (this.gradientUnits == 'objectBoundingBox' - ? bb.x() + bb.width() * this.attribute('x2').numValue() - : this.attribute('x2').Length.toPixels('x')); - var y2 = (this.gradientUnits == 'objectBoundingBox' - ? bb.y() + bb.height() * this.attribute('y2').numValue() - : this.attribute('y2').Length.toPixels('y')); - - return ctx.createLinearGradient(x1, y1, x2, y2); - } - } - svg.Element.linearGradient.prototype = new svg.Element.GradientBase; - - // radial gradient element - svg.Element.radialGradient = function(node) { - this.base = svg.Element.GradientBase; - this.base(node); - - this.getGradient = function(ctx, element) { - var bb = element.getBoundingBox(); - - var cx = (this.gradientUnits == 'objectBoundingBox' - ? bb.x() + bb.width() * this.attribute('cx').numValue() - : this.attribute('cx').Length.toPixels('x')); - var cy = (this.gradientUnits == 'objectBoundingBox' - ? bb.y() + bb.height() * this.attribute('cy').numValue() - : this.attribute('cy').Length.toPixels('y')); - - var fx = cx; - var fy = cy; - if (this.attribute('fx').hasValue()) { - fx = (this.gradientUnits == 'objectBoundingBox' - ? bb.x() + bb.width() * this.attribute('fx').numValue() - : this.attribute('fx').Length.toPixels('x')); - } - if (this.attribute('fy').hasValue()) { - fy = (this.gradientUnits == 'objectBoundingBox' - ? bb.y() + bb.height() * this.attribute('fy').numValue() - : this.attribute('fy').Length.toPixels('y')); - } - - var r = (this.gradientUnits == 'objectBoundingBox' - ? (bb.width() + bb.height()) / 2.0 * this.attribute('r').numValue() - : this.attribute('r').Length.toPixels()); - - return ctx.createRadialGradient(fx, fy, 0, cx, cy, r); - } - } - svg.Element.radialGradient.prototype = new svg.Element.GradientBase; - - // gradient stop element - svg.Element.stop = function(node) { - this.base = svg.Element.ElementBase; - this.base(node); - - this.offset = this.attribute('offset').numValue(); - - var stopColor = this.style('stop-color'); - if (this.style('stop-opacity').hasValue()) stopColor = stopColor.Color.addOpacity(this.style('stop-opacity').value); - this.color = stopColor.value; - } - svg.Element.stop.prototype = new svg.Element.ElementBase; - - // animation base element - svg.Element.AnimateBase = function(node) { - this.base = svg.Element.ElementBase; - this.base(node); - - svg.Animations.push(this); - - this.duration = 0.0; - this.begin = this.attribute('begin').Time.toMilliseconds(); - this.maxDuration = this.begin + this.attribute('dur').Time.toMilliseconds(); - - this.getProperty = function() { - 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); - }; - - this.initialValue = null; - this.removed = false; - - this.calcValue = function() { - // OVERRIDE ME! - return ''; - } - - this.update = function(delta) { - // set initial value - if (this.initialValue == null) { - this.initialValue = this.getProperty().value; - } - - // if we're past the end time - if (this.duration > this.maxDuration) { - // loop for indefinitely repeating animations - if (this.attribute('repeatCount').value == 'indefinite') { - this.duration = 0.0 - } - else if (this.attribute('fill').valueOrDefault('remove') == 'remove' && !this.removed) { - this.removed = true; - this.getProperty().value = this.initialValue; - return true; - } - else { - return false; // no updates made - } - } - this.duration = 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 - this.progress = function() { - return ((this.duration - this.begin) / (this.maxDuration - this.begin)); - } - } - svg.Element.AnimateBase.prototype = new svg.Element.ElementBase; - - // animate element - svg.Element.animate = function(node) { - this.base = svg.Element.AnimateBase; - this.base(node); - - this.calcValue = function() { - var from = this.attribute('from').numValue(); - var to = this.attribute('to').numValue(); - - // tween value linearly - return from + (to - from) * this.progress(); - }; - } - svg.Element.animate.prototype = new svg.Element.AnimateBase; - - // animate color element - svg.Element.animateColor = function(node) { - this.base = svg.Element.AnimateBase; - this.base(node); - - this.calcValue = function() { - var from = new RGBColor(this.attribute('from').value); - var to = new RGBColor(this.attribute('to').value); - - if (from.ok && to.ok) { - // tween color linearly - var r = from.r + (to.r - from.r) * this.progress(); - var g = from.g + (to.g - from.g) * this.progress(); - var b = from.b + (to.b - from.b) * this.progress(); - return 'rgb('+parseInt(r,10)+','+parseInt(g,10)+','+parseInt(b,10)+')'; - } - return this.attribute('from').value; - }; - } - svg.Element.animateColor.prototype = new svg.Element.AnimateBase; - - // animate transform element - svg.Element.animateTransform = function(node) { - this.base = svg.Element.animate; - this.base(node); - } - svg.Element.animateTransform.prototype = new svg.Element.animate; - - // font element - svg.Element.font = function(node) { - this.base = svg.Element.ElementBase; - this.base(node); - - this.horizAdvX = this.attribute('horiz-adv-x').numValue(); - - this.isRTL = false; - this.isArabic = false; - this.fontFace = null; - this.missingGlyph = null; - this.glyphs = []; - for (var i=0; i<this.children.length; i++) { - var child = this.children[i]; - if (child.type == 'font-face') { - this.fontFace = child; - if (child.style('font-family').hasValue()) { - svg.Definitions[child.style('font-family').value] = this; - } - } - else if (child.type == 'missing-glyph') this.missingGlyph = child; - else if (child.type == 'glyph') { - if (child.arabicForm != '') { - this.isRTL = true; - this.isArabic = true; - if (typeof(this.glyphs[child.unicode]) == 'undefined') this.glyphs[child.unicode] = []; - this.glyphs[child.unicode][child.arabicForm] = child; - } - else { - this.glyphs[child.unicode] = child; - } - } - } - } - svg.Element.font.prototype = new svg.Element.ElementBase; - - // font-face element - svg.Element.fontface = function(node) { - this.base = svg.Element.ElementBase; - this.base(node); - - this.ascent = this.attribute('ascent').value; - this.descent = this.attribute('descent').value; - this.unitsPerEm = this.attribute('units-per-em').numValue(); - } - svg.Element.fontface.prototype = new svg.Element.ElementBase; - - // missing-glyph element - svg.Element.missingglyph = function(node) { - this.base = svg.Element.path; - this.base(node); - - this.horizAdvX = 0; - } - svg.Element.missingglyph.prototype = new svg.Element.path; - - // glyph element - svg.Element.glyph = function(node) { - this.base = svg.Element.path; - this.base(node); - - this.horizAdvX = this.attribute('horiz-adv-x').numValue(); - this.unicode = this.attribute('unicode').value; - this.arabicForm = this.attribute('arabic-form').value; - } - svg.Element.glyph.prototype = new svg.Element.path; - - // text element - svg.Element.text = function(node) { - this.base = svg.Element.RenderedElementBase; - this.base(node); - - if (node != null) { - // add children - this.children = []; - for (var i=0; i<node.childNodes.length; i++) { - var childNode = node.childNodes[i]; - if (childNode.nodeType == 1) { // capture tspan and tref nodes - this.addChild(childNode, true); - } - else if (childNode.nodeType == 3) { // capture text - this.addChild(new svg.Element.tspan(childNode), false); - } - } - } - - this.baseSetContext = this.setContext; - this.setContext = function(ctx) { - this.baseSetContext(ctx); - if (this.style('dominant-baseline').hasValue()) ctx.textBaseline = this.style('dominant-baseline').value; - if (this.style('alignment-baseline').hasValue()) ctx.textBaseline = this.style('alignment-baseline').value; - } - - this.renderChildren = function(ctx) { - var textAnchor = this.style('text-anchor').valueOrDefault('start'); - var x = this.attribute('x').Length.toPixels('x'); - var y = this.attribute('y').Length.toPixels('y'); - for (var i=0; i<this.children.length; i++) { - var child = this.children[i]; - - if (child.attribute('x').hasValue()) { - child.x = child.attribute('x').Length.toPixels('x'); - } - else { - if (child.attribute('dx').hasValue()) x += child.attribute('dx').Length.toPixels('x'); - child.x = x; - } - - var childLength = child.measureText(ctx); - if (textAnchor != 'start' && (i==0 || child.attribute('x').hasValue())) { // new group? - // loop through rest of children - var groupLength = childLength; - for (var j=i+1; j<this.children.length; j++) { - var childInGroup = this.children[j]; - if (childInGroup.attribute('x').hasValue()) break; // new group - groupLength += childInGroup.measureText(ctx); - } - child.x -= (textAnchor == 'end' ? groupLength : groupLength / 2.0); - } - x = child.x + childLength; - - if (child.attribute('y').hasValue()) { - child.y = child.attribute('y').Length.toPixels('y'); - } - else { - if (child.attribute('dy').hasValue()) y += child.attribute('dy').Length.toPixels('y'); - child.y = y; - } - y = child.y; - - child.render(ctx); - } - } - } - svg.Element.text.prototype = new svg.Element.RenderedElementBase; - - // text base - svg.Element.TextElementBase = function(node) { - this.base = svg.Element.RenderedElementBase; - this.base(node); - - this.getGlyph = function(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 (glyph == null && font.glyphs[c].type == 'glyph') glyph = font.glyphs[c]; - } - } - else { - glyph = font.glyphs[c]; - } - if (glyph == null) glyph = font.missingGlyph; - return glyph; - } - - this.renderChildren = function(ctx) { - var customFont = this.parent.style('font-family').Definition.getDefinition(); - if (customFont != null) { - 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, .4, 1, 0, 0); - glyph.render(ctx); - if (fontStyle == 'italic') ctx.transform(1, 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.strokeStyle != '') ctx.strokeText(svg.compressSpaces(this.getText()), this.x, this.y); - if (ctx.fillStyle != '') ctx.fillText(svg.compressSpaces(this.getText()), this.x, this.y); - } - - this.getText = function() { - // OVERRIDE ME - } - - this.measureText = function(ctx) { - var customFont = this.parent.style('font-family').Definition.getDefinition(); - if (customFont != null) { - 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 width = ctx.measureText(textToMeasure).width; - ctx.restore(); - return width; - } - } - svg.Element.TextElementBase.prototype = new svg.Element.RenderedElementBase; - - // tspan - svg.Element.tspan = function(node) { - this.base = svg.Element.TextElementBase; - this.base(node); - - this.text = node.nodeType == 3 ? node.nodeValue : // text - node.childNodes.length > 0 ? node.childNodes[0].nodeValue : // element - node.text; - this.getText = function() { - return this.text; - } - } - svg.Element.tspan.prototype = new svg.Element.TextElementBase; - - // tref - svg.Element.tref = function(node) { - this.base = svg.Element.TextElementBase; - this.base(node); - - this.getText = function() { - var element = this.attribute('xlink:href').Definition.getDefinition(); - if (element != null) return element.children[0].getText(); - } - } - svg.Element.tref.prototype = new svg.Element.TextElementBase; - - // a element - svg.Element.a = function(node) { - this.base = svg.Element.TextElementBase; - this.base(node); - - this.hasText = true; - for (var i=0; i<node.childNodes.length; i++) { - if (node.childNodes[i].nodeType != 3) this.hasText = false; - } - - // this might contain text - this.text = this.hasText ? node.childNodes[0].nodeValue : ''; - this.getText = function() { - return this.text; - } - - this.baseRenderChildren = this.renderChildren; - this.renderChildren = function(ctx) { - if (this.hasText) { - // render as text element - this.baseRenderChildren(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.Length.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); - } - } - - this.onclick = function() { - window.open(this.attribute('xlink:href').value); - } - - this.onmousemove = function() { - svg.ctx.canvas.style.cursor = 'pointer'; - } - } - svg.Element.a.prototype = new svg.Element.TextElementBase; - - // image element - svg.Element.image = function(node) { - this.base = svg.Element.RenderedElementBase; - this.base(node); - - svg.Images.push(this); - this.img = document.createElement('img'); - this.loaded = false; - var that = this; - this.img.onload = function() { that.loaded = true; } - this.img.src = this.attribute('xlink:href').value; - - this.renderChildren = function(ctx) { - var x = this.attribute('x').Length.toPixels('x'); - var y = this.attribute('y').Length.toPixels('y'); - - var width = this.attribute('width').Length.toPixels('x'); - var height = this.attribute('height').Length.toPixels('y'); - if (width == 0 || height == 0) return; - - ctx.save(); - 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(); - } - } - svg.Element.image.prototype = new svg.Element.RenderedElementBase; - - // group element - svg.Element.g = function(node) { - this.base = svg.Element.RenderedElementBase; - this.base(node); - - this.getBoundingBox = function() { - var bb = new svg.BoundingBox(); - for (var i=0; i<this.children.length; i++) { - bb.addBoundingBox(this.children[i].getBoundingBox()); - } - return bb; - }; - } - svg.Element.g.prototype = new svg.Element.RenderedElementBase; - - // symbol element - svg.Element.symbol = function(node) { - this.base = svg.Element.RenderedElementBase; - this.base(node); - - this.baseSetContext = this.setContext; - this.setContext = function(ctx) { - this.baseSetContext(ctx); - - // 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, - this.attribute('width').Length.toPixels('x'), - width, - this.attribute('height').Length.toPixels('y'), - height, - minX, - minY); - - svg.ViewPort.SetCurrent(viewBox[2], viewBox[3]); - } - } - } - svg.Element.symbol.prototype = new svg.Element.RenderedElementBase; - - // style element - svg.Element.style = function(node) { - this.base = svg.Element.ElementBase; - this.base(node); - - // text, or spaces then CDATA - var css = node.childNodes[0].nodeValue + (node.childNodes.length > 1 ? node.childNodes[1].nodeValue : ''); - css = css.replace(/(\/\*([^*]|[\r\n]|(\*+([^*\/]|[\r\n])))*\*+\/)|(^[\s]*\/\/.*)/gm, ''); // remove comments - css = svg.compressSpaces(css); // replace whitespace - var cssDefs = css.split('}'); - for (var i=0; i<cssDefs.length; i++) { - if (svg.trim(cssDefs[i]) != '') { - var cssDef = cssDefs[i].split('{'); - var cssClasses = cssDef[0].split(','); - var cssProps = cssDef[1].split(';'); - for (var j=0; j<cssClasses.length; j++) { - var cssClass = svg.trim(cssClasses[j]); - if (cssClass != '') { - var props = {}; - for (var k=0; k<cssProps.length; k++) { - var prop = cssProps[k].indexOf(':'); - var name = cssProps[k].substr(0, prop); - var value = cssProps[k].substr(prop + 1, cssProps[k].length - prop); - if (name != null && value != null) { - 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(','); - for (var s=0; s<srcs.length; s++) { - if (srcs[s].indexOf('format("svg")') > 0) { - var urlStart = srcs[s].indexOf('url'); - var urlEnd = srcs[s].indexOf(')', urlStart); - var url = srcs[s].substr(urlStart + 5, urlEnd - urlStart - 6); - var doc = svg.parseXml(svg.ajax(url)); - var fonts = doc.getElementsByTagName('font'); - for (var f=0; f<fonts.length; f++) { - var font = svg.CreateElement(fonts[f]); - svg.Definitions[fontFamily] = font; - } - } - } - } - } - } - } - } - } - svg.Element.style.prototype = new svg.Element.ElementBase; - - // use element - svg.Element.use = function(node) { - this.base = svg.Element.RenderedElementBase; - this.base(node); - - this.baseSetContext = this.setContext; - this.setContext = function(ctx) { - this.baseSetContext(ctx); - if (this.attribute('x').hasValue()) ctx.translate(this.attribute('x').Length.toPixels('x'), 0); - if (this.attribute('y').hasValue()) ctx.translate(0, this.attribute('y').Length.toPixels('y')); - } - - this.getDefinition = function() { - var element = this.attribute('xlink:href').Definition.getDefinition(); - if (this.attribute('width').hasValue()) element.attribute('width', true).value = this.attribute('width').value; - if (this.attribute('height').hasValue()) element.attribute('height', true).value = this.attribute('height').value; - return element; - } - - this.path = function(ctx) { - var element = this.getDefinition(); - if (element != null) element.path(ctx); - } - - this.renderChildren = function(ctx) { - var element = this.getDefinition(); - if (element != null) element.render(ctx); - } - } - svg.Element.use.prototype = new svg.Element.RenderedElementBase; - - // mask element - svg.Element.mask = function(node) { - this.base = svg.Element.ElementBase; - this.base(node); - - this.apply = function(ctx, element) { - // render as temp svg - var x = this.attribute('x').Length.toPixels('x'); - var y = this.attribute('y').Length.toPixels('y'); - var width = this.attribute('width').Length.toPixels('x'); - var height = this.attribute('height').Length.toPixels('y'); - - // 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; - } - - this.render = function(ctx) { - // NO RENDER - } - } - svg.Element.mask.prototype = new svg.Element.ElementBase; - - // clip element - svg.Element.clipPath = function(node) { - this.base = svg.Element.ElementBase; - this.base(node); - - this.apply = function(ctx) { - for (var i=0; i<this.children.length; i++) { - if (this.children[i].path) { - this.children[i].path(ctx); - ctx.clip(); - } - } - } - - this.render = function(ctx) { - // NO RENDER - } - } - svg.Element.clipPath.prototype = new svg.Element.ElementBase; - - // filters - svg.Element.filter = function(node) { - this.base = svg.Element.ElementBase; - this.base(node); - - this.apply = function(ctx, element) { - // render as temp svg - var bb = element.getBoundingBox(); - var x = this.attribute('x').Length.toPixels('x'); - var y = this.attribute('y').Length.toPixels('y'); - if (x == 0 || y == 0) { - x = bb.x1; - y = bb.y1; - } - var width = this.attribute('width').Length.toPixels('x'); - var height = this.attribute('height').Length.toPixels('y'); - if (width == 0 || height == 0) { - width = bb.width(); - height = bb.height(); - } - - // temporarily remove filter to avoid recursion - var filter = element.style('filter').value; - element.style('filter').value = ''; - - // max filter distance - var extraPercent = .20; - var px = extraPercent * width; - var py = extraPercent * height; - - 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 - for (var i=0; i<this.children.length; i++) { - this.children[i].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; - } - - this.render = function(ctx) { - // NO RENDER - } - } - svg.Element.filter.prototype = new svg.Element.ElementBase; - - svg.Element.feGaussianBlur = function(node) { - this.base = svg.Element.ElementBase; - this.base(node); - - function make_fgauss(sigma) { - sigma = Math.max(sigma, 0.01); - var len = Math.ceil(sigma * 4.0) + 1; - mask = []; - for (var i = 0; i < len; i++) { - mask[i] = Math.exp(-0.5 * (i / sigma) * (i / sigma)); - } - return mask; - } - - function normalize(mask) { - var sum = 0; - for (var i = 1; i < mask.length; i++) { - sum += Math.abs(mask[i]); - } - sum = 2 * sum + Math.abs(mask[0]); - for (var i = 0; i < mask.length; i++) { - mask[i] /= sum; - } - return mask; - } - - function convolve_even(src, dst, mask, width, height) { - for (var y = 0; y < height; y++) { - for (var x = 0; x < width; x++) { - var a = imGet(src, x, y, width, height, 3)/255; - for (var rgba = 0; rgba < 4; rgba++) { - var sum = mask[0] * (a==0?255:imGet(src, x, y, width, height, rgba)) * (a==0||rgba==3?1:a); - for (var i = 1; i < mask.length; i++) { - var a1 = imGet(src, Math.max(x-i,0), y, width, height, 3)/255; - var a2 = imGet(src, Math.min(x+i, width-1), y, width, height, 3)/255; - sum += mask[i] * - ((a1==0?255:imGet(src, Math.max(x-i,0), y, width, height, rgba)) * (a1==0||rgba==3?1:a1) + - (a2==0?255:imGet(src, Math.min(x+i, width-1), y, width, height, rgba)) * (a2==0||rgba==3?1:a2)); - } - imSet(dst, y, x, height, width, rgba, sum); - } - } - } - } - - function imGet(img, x, y, width, height, rgba) { - return img[y*width*4 + x*4 + rgba]; - } - - function imSet(img, x, y, width, height, rgba, val) { - img[y*width*4 + x*4 + rgba] = val; - } - - function blur(ctx, width, height, sigma) - { - var srcData = ctx.getImageData(0, 0, width, height); - var mask = make_fgauss(sigma); - mask = normalize(mask); - tmp = []; - convolve_even(srcData.data, tmp, mask, width, height); - convolve_even(tmp, srcData.data, mask, height, width); - ctx.clearRect(0, 0, width, height); - ctx.putImageData(srcData, 0, 0); - } - - this.apply = function(ctx, x, y, width, height) { - // assuming x==0 && y==0 for now - blur(ctx, width, height, this.attribute('stdDeviation').numValue()); - } - } - svg.Element.filter.prototype = new svg.Element.feGaussianBlur; - - // title element, do nothing - svg.Element.title = function(node) { - } - svg.Element.title.prototype = new svg.Element.ElementBase; - - // desc element, do nothing - svg.Element.desc = function(node) { - } - svg.Element.desc.prototype = new svg.Element.ElementBase; - - svg.Element.MISSING = function(node) { - console.log('ERROR: Element \'' + node.nodeName + '\' not yet implemented.'); - } - svg.Element.MISSING.prototype = new svg.Element.ElementBase; - - // element factory - svg.CreateElement = function(node) { - var className = node.nodeName.replace(/^[^:]+:/,''); // remove namespace - className = className.replace(/\-/g,''); // remove dashes - var e = null; - 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 = function(ctx, url) { - svg.loadXml(ctx, svg.ajax(url)); - } - - // load from xml - svg.loadXml = function(ctx, xml) { - svg.loadXmlDoc(ctx, svg.parseXml(xml)); - } - - svg.loadXmlDoc = function(ctx, dom) { - svg.init(ctx); - - var mapXY = function(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.onclick = function(e) { - var p = mapXY(new svg.Point(e != null ? e.clientX : event.clientX, e != null ? e.clientY : event.clientY)); - svg.Mouse.onclick(p.x, p.y); - }; - ctx.canvas.onmousemove = function(e) { - var p = mapXY(new svg.Point(e != null ? e.clientX : event.clientX, e != null ? e.clientY : event.clientY)); - svg.Mouse.onmousemove(p.x, p.y); - }; - } - - var e = svg.CreateElement(dom.documentElement); - e.root = true; - - // render loop - var isFirstRender = true; - var draw = function() { - 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').Length.toPixels('x'); - ctx.canvas.style.width = ctx.canvas.width + 'px'; - } - if (e.style('height').hasValue()) { - ctx.canvas.height = e.style('height').Length.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; - svg.ViewPort.SetCurrent(cWidth, cHeight); - - if (svg.opts != null && svg.opts['offsetX'] != null) e.attribute('x', true).value = svg.opts['offsetX']; - if (svg.opts != null && svg.opts['offsetY'] != null) e.attribute('y', true).value = svg.opts['offsetY']; - if (svg.opts != null && svg.opts['scaleWidth'] != null && svg.opts['scaleHeight'] != null) { - var xRatio = 1, yRatio = 1; - if (e.attribute('width').hasValue()) xRatio = e.attribute('width').Length.toPixels('x') / svg.opts['scaleWidth']; - if (e.attribute('height').hasValue()) yRatio = e.attribute('height').Length.toPixels('y') / svg.opts['scaleHeight']; - - 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; - if (svg.opts != null && typeof(svg.opts['renderCallback']) == 'function') svg.opts['renderCallback'](); - } - } - - var waitingForImages = true; - if (svg.ImagesLoaded()) { - waitingForImages = false; - draw(); - } - 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) { - for (var i=0; i<svg.Animations.length; i++) { - needUpdate = needUpdate | svg.Animations[i].update(1000 / svg.FRAMERATE); - } - } - - // need update from redraw? - if (svg.opts != null && typeof(svg.opts['forceRedraw']) == 'function') { - if (svg.opts['forceRedraw']() == true) needUpdate = true; - } - - // render if needed - if (needUpdate) { - draw(); - svg.Mouse.runEvents(); // run and clear our events - } - }, 1000 / svg.FRAMERATE); - } - - svg.stop = function() { - if (svg.intervalID) { - clearInterval(svg.intervalID); - } - } - - svg.Mouse = new (function() { - this.events = []; - this.hasEvents = function() { return this.events.length != 0; } - - this.onclick = function(x, y) { - this.events.push({ type: 'onclick', x: x, y: y, - run: function(e) { if (e.onclick) e.onclick(); } - }); - } - - this.onmousemove = function(x, y) { - this.events.push({ type: 'onmousemove', x: x, y: y, - run: function(e) { if (e.onmousemove) e.onmousemove(); } - }); - } - - this.eventElements = []; - - this.checkPath = function(element, ctx) { - for (var i=0; i<this.events.length; i++) { - var e = this.events[i]; - if (ctx.isPointInPath && ctx.isPointInPath(e.x, e.y)) this.eventElements[i] = element; - } - } - - this.checkBoundingBox = function(element, bb) { - for (var i=0; i<this.events.length; i++) { - var e = this.events[i]; - if (bb.isPointInBox(e.x, e.y)) this.eventElements[i] = element; - } - } - - this.runEvents = function() { - svg.ctx.canvas.style.cursor = ''; - - for (var i=0; i<this.events.length; i++) { - var e = this.events[i]; - var element = this.eventElements[i]; - while (element) { - e.run(element); - element = element.parent; - } - } - - // done running, clear - this.events = []; - this.eventElements = []; - } - }); - - return svg; - } -})(); - -if (CanvasRenderingContext2D) { - 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 - }); - } -}/** - * @license Highcharts JS v4.0.4 (2014-09-02) - * CanVGRenderer Extension module - * - * (c) 2011-2012 Torstein Honsi, Erik Olsson - * - * License: www.highcharts.com/license - */ - -// JSLint options: -/*global Highcharts */ - -(function (Highcharts) { // encapsulate - var UNDEFINED, - DIV = 'div', - ABSOLUTE = 'absolute', - RELATIVE = 'relative', - HIDDEN = 'hidden', - VISIBLE = 'visible', - PX = 'px', - css = Highcharts.css, - CanVGRenderer = Highcharts.CanVGRenderer, - SVGRenderer = Highcharts.SVGRenderer, - extend = Highcharts.extend, - merge = Highcharts.merge, - addEvent = Highcharts.addEvent, - createElement = Highcharts.createElement, - discardElement = Highcharts.discardElement; - - // Extend CanVG renderer on demand, inherit from SVGRenderer - extend(CanVGRenderer.prototype, SVGRenderer.prototype); - - // Add additional functionality: - extend(CanVGRenderer.prototype, { - create: function (chart, container, chartWidth, chartHeight) { - this.setContainer(container, chartWidth, chartHeight); - this.configure(chart); - }, - setContainer: function (container, chartWidth, chartHeight) { - var containerStyle = container.style, - containerParent = container.parentNode, - containerLeft = containerStyle.left, - containerTop = containerStyle.top, - containerOffsetWidth = container.offsetWidth, - containerOffsetHeight = container.offsetHeight, - canvas, - initialHiddenStyle = { visibility: HIDDEN, position: ABSOLUTE }; - - this.init.apply(this, [container, chartWidth, chartHeight]); - - // add the canvas above it - canvas = createElement('canvas', { - width: containerOffsetWidth, - height: containerOffsetHeight - }, { - position: RELATIVE, - left: containerLeft, - top: containerTop - }, container); - this.canvas = canvas; - - // Create the tooltip line and div, they are placed as siblings to - // the container (and as direct childs to the div specified in the html page) - this.ttLine = createElement(DIV, null, initialHiddenStyle, containerParent); - this.ttDiv = createElement(DIV, null, initialHiddenStyle, containerParent); - this.ttTimer = UNDEFINED; - - // Move away the svg node to a new div inside the container's parent so we can hide it. - var hiddenSvg = createElement(DIV, { - width: containerOffsetWidth, - height: containerOffsetHeight - }, { - visibility: HIDDEN, - left: containerLeft, - top: containerTop - }, containerParent); - this.hiddenSvg = hiddenSvg; - hiddenSvg.appendChild(this.box); - }, - - /** - * Configures the renderer with the chart. Attach a listener to the event tooltipRefresh. - **/ - configure: function (chart) { - var renderer = this, - options = chart.options.tooltip, - borderWidth = options.borderWidth, - tooltipDiv = renderer.ttDiv, - tooltipDivStyle = options.style, - tooltipLine = renderer.ttLine, - padding = parseInt(tooltipDivStyle.padding, 10); - - // Add border styling from options to the style - tooltipDivStyle = merge(tooltipDivStyle, { - padding: padding + PX, - 'background-color': options.backgroundColor, - 'border-style': 'solid', - 'border-width': borderWidth + PX, - 'border-radius': options.borderRadius + PX - }); - - // Optionally add shadow - if (options.shadow) { - tooltipDivStyle = merge(tooltipDivStyle, { - 'box-shadow': '1px 1px 3px gray', // w3c - '-webkit-box-shadow': '1px 1px 3px gray' // webkit - }); - } - css(tooltipDiv, tooltipDivStyle); - - // Set simple style on the line - css(tooltipLine, { - 'border-left': '1px solid darkgray' - }); - - // This event is triggered when a new tooltip should be shown - addEvent(chart, 'tooltipRefresh', function (args) { - var chartContainer = chart.container, - offsetLeft = chartContainer.offsetLeft, - offsetTop = chartContainer.offsetTop, - position; - - // Set the content of the tooltip - tooltipDiv.innerHTML = args.text; - - // Compute the best position for the tooltip based on the divs size and container size. - position = chart.tooltip.getPosition(tooltipDiv.offsetWidth, tooltipDiv.offsetHeight, {plotX: args.x, plotY: args.y}); - - css(tooltipDiv, { - visibility: VISIBLE, - left: position.x + PX, - top: position.y + PX, - 'border-color': args.borderColor - }); - - // Position the tooltip line - css(tooltipLine, { - visibility: VISIBLE, - left: offsetLeft + args.x + PX, - top: offsetTop + chart.plotTop + PX, - height: chart.plotHeight + PX - }); - - // This timeout hides the tooltip after 3 seconds - // First clear any existing timer - if (renderer.ttTimer !== UNDEFINED) { - clearTimeout(renderer.ttTimer); - } - - // Start a new timer that hides tooltip and line - renderer.ttTimer = setTimeout(function () { - css(tooltipDiv, { visibility: HIDDEN }); - css(tooltipLine, { visibility: HIDDEN }); - }, 3000); - }); - }, - - /** - * Extend SVGRenderer.destroy to also destroy the elements added by CanVGRenderer. - */ - destroy: function () { - var renderer = this; - - // Remove the canvas - discardElement(renderer.canvas); - - // Kill the timer - if (renderer.ttTimer !== UNDEFINED) { - clearTimeout(renderer.ttTimer); - } - - // Remove the divs for tooltip and line - discardElement(renderer.ttLine); - discardElement(renderer.ttDiv); - discardElement(renderer.hiddenSvg); - - // Continue with base class - return SVGRenderer.prototype.destroy.apply(renderer); - }, - - /** - * Take a color and return it if it's a string, do not make it a gradient even if it is a - * gradient. Currently canvg cannot render gradients (turns out black), - * see: http://code.google.com/p/canvg/issues/detail?id=104 - * - * @param {Object} color The color or config object - */ - color: function (color, elem, prop) { - if (color && color.linearGradient) { - // Pick the end color and forward to base implementation - color = color.stops[color.stops.length - 1][1]; - } - return SVGRenderer.prototype.color.call(this, color, elem, prop); - }, - - /** - * Draws the SVG on the canvas or adds a draw invokation to the deferred list. - */ - draw: function () { - var renderer = this; - window.canvg(renderer.canvas, renderer.hiddenSvg.innerHTML); - } - }); -}(Highcharts)); |