1 // ┌─────────────────────────────────────────────────────────────────────┐ \\
2 // │ "Raphaël 2.0" - JavaScript Vector Library │ \\
3 // ├─────────────────────────────────────────────────────────────────────┤ \\
4 // │ Copyright (c) 2008-2011 Dmitry Baranovskiy (http://raphaeljs.com) │ \\
5 // │ Copyright (c) 2008-2011 Sencha Labs (http://sencha.com) │ \\
6 // │ Licensed under the MIT (http://raphaeljs.com/license.html) license. │ \\
7 // └─────────────────────────────────────────────────────────────────────┘ \\
13 * Creates a canvas object on which to draw.
14 * You must do this first, as all future calls to drawing methods
15 * from this instance will be bound to this canvas.
18 - container (HTMLElement|string) DOM element or its ID which is going to be a parent for drawing surface
21 - callback (function) #optional callback function which is going to be executed in the context of newly created paper
27 - callback (function) #optional callback function which is going to be executed in the context of newly created paper
29 - all (array) (first 3 or 4 elements in the array are equal to [containerID, width, height] or [x, y, width, height]. The rest are element descriptions in format {type: type, <attributes>})
30 - callback (function) #optional callback function which is going to be executed in the context of newly created paper
32 - onReadyCallback (function) function that is going to be called on DOM ready event. You can also subscribe to this event via Eve’s “DOMLoad” event. In this case method returns `undefined`.
35 | // Each of the following examples create a canvas
36 | // that is 320px wide by 200px high.
37 | // Canvas is created at the viewport’s 10,50 coordinate.
38 | var paper = Raphael(10, 50, 320, 200);
39 | // Canvas is created at the top left corner of the #notepad element
40 | // (or its top right corner in dir="rtl" elements)
41 | var paper = Raphael(document.getElementById("notepad"), 320, 200);
43 | var paper = Raphael("notepad", 320, 200);
45 | var set = Raphael(["notepad", 320, 200, {
60 if (R.is(first, "function")) {
61 return loaded ? first() : eve.on("DOMload", first);
62 } else if (R.is(first, array)) {
64 cnv = R._engine.create[apply](R, a.splice(0, 3 + R.is(a[0], nu))),
71 elements[has](j.type) && res.push(cnv[j.type]().attr(j));
75 var args = Array.prototype.slice.call(arguments, 0);
76 if (R.is(args[args.length - 1], "function")) {
78 return loaded ? f.call(R._engine.create[apply](R, args)) : eve.on("DOMload", function () {
79 f.call(R._engine.create[apply](R, args));
82 return R._engine.create[apply](R, arguments);
90 elements = {circle: 1, rect: 1, path: 1, ellipse: 1, text: 1, image: 1},
91 formatrg = /\{(\d+)\}/g,
93 has = "hasOwnProperty",
99 was: Object.prototype[has].call(g.win, "Raphael"),
102 Paper = function () {},
104 appendChild = "appendChild",
107 supportsTouch = "createTouch" in g.doc,
112 events = "click dblclick mousedown mousemove mouseout mouseover mouseup touchstart touchmove touchend touchcancel".split(S),
114 mousedown: "touchstart",
115 mousemove: "touchmove",
118 lowerCase = Str.prototype.toLowerCase,
128 toString = "toString",
130 objectToString = Object.prototype.toString,
133 ISURL = R._ISURL = /^url\(['"]?([^\)]+?)['"]?\)$/i,
134 colourRegExp = /^\s*((#[a-f\d]{6})|(#[a-f\d]{3})|rgba?\(\s*([\d\.]+%?\s*,\s*[\d\.]+%?\s*,\s*[\d\.]+%?(?:\s*,\s*[\d\.]+%?)?)\s*\)|hsba?\(\s*([\d\.]+(?:deg|\xb0|%)?\s*,\s*[\d\.]+%?\s*,\s*[\d\.]+(?:%?\s*,\s*[\d\.]+)?)%?\s*\)|hsla?\(\s*([\d\.]+(?:deg|\xb0|%)?\s*,\s*[\d\.]+%?\s*,\s*[\d\.]+(?:%?\s*,\s*[\d\.]+)?)%?\s*\))\s*$/i,
135 isnan = {"NaN": 1, "Infinity": 1, "-Infinity": 1},
136 bezierrg = /^(?:cubic-)?bezier\(([^,]+),([^,]+),([^,]+),([^\)]+)\)/,
138 setAttribute = "setAttribute",
139 toFloat = parseFloat,
141 upperCase = Str.prototype.toUpperCase,
142 availableAttrs = R._availableAttrs = {
144 "arrow-start": "none",
146 "clip-rect": "0 0 1e9 1e9",
152 font: '10px "Arial"',
153 "font-family": '"Arial"',
155 "font-style": "normal",
159 href: "http://raphaeljs.com/",
167 "stroke-dasharray": "",
168 "stroke-linecap": "butt",
169 "stroke-linejoin": "butt",
170 "stroke-miterlimit": 0,
174 "text-anchor": "middle",
181 availableAnimAttrs = R._availableAnimAttrs = {
196 "stroke-opacity": nu,
198 transform: "transform",
203 commaSpaces = /\s*,\s*/,
204 hsrg = {hs: 1, rg: 1},
205 p2s = /,?([achlmqrstvxz]),?/gi,
206 pathCommand = /([achlmrqstvz])[\s,]*((-?\d*\.?\d*(?:e[\-+]?\d+)?\s*,?\s*)+)/ig,
207 tCommand = /([rstm])[\s,]*((-?\d*\.?\d*(?:e[\-+]?\d+)?\s*,?\s*)+)/ig,
208 pathValues = /(-?\d*\.?\d*(?:e[\-+]?\d+)?)\s*,?\s*/ig,
209 radial_gradient = R._radial_gradient = /^r(?:\(([^,]+?)\s*,\s*([^\)]+?)\))?/,
211 sortByKey = function (a, b) {
212 return a.key - b.key;
214 sortByNumber = function (a, b) {
215 return toFloat(a) - toFloat(b);
217 fun = function () {},
218 pipe = function (x) {
221 rectPath = R._rectPath = function (x, y, w, h, r) {
223 return [["M", x + r, y], ["l", w - r * 2, 0], ["a", r, r, 0, 0, 1, r, r], ["l", 0, h - r * 2], ["a", r, r, 0, 0, 1, -r, r], ["l", r * 2 - w, 0], ["a", r, r, 0, 0, 1, -r, -r], ["l", 0, r * 2 - h], ["a", r, r, 0, 0, 1, r, -r], ["z"]];
225 return [["M", x, y], ["l", w, 0], ["l", 0, h], ["l", -w, 0], ["z"]];
227 ellipsePath = function (x, y, rx, ry) {
231 return [["M", x, y], ["m", 0, -ry], ["a", rx, ry, 0, 1, 1, 0, 2 * ry], ["a", rx, ry, 0, 1, 1, 0, -2 * ry], ["z"]];
233 getPath = R._getPath = {
234 path: function (el) {
235 return el.attr("path");
237 circle: function (el) {
239 return ellipsePath(a.cx, a.cy, a.r);
241 ellipse: function (el) {
243 return ellipsePath(a.cx, a.cy, a.rx, a.ry);
245 rect: function (el) {
247 return rectPath(a.x, a.y, a.width, a.height, a.r);
249 image: function (el) {
251 return rectPath(a.x, a.y, a.width, a.height);
253 text: function (el) {
254 var bbox = el._getBBox();
255 return rectPath(bbox.x, bbox.y, bbox.width, bbox.height);
258 mapPath = function (path, matrix) {
262 var x, y, i, j, pathi;
263 path = path2curve(path);
264 for (i = 0, ii = path.length; i < ii; i++) {
266 for (j = 1, jj = pathi.length; j < jj; j += 2) {
267 x = matrix.x(pathi[j], pathi[j + 1]);
268 y = matrix.y(pathi[j], pathi[j + 1]);
279 [ property (string) ]
281 * Can be “SVG”, “VML” or empty, depending on browser support.
283 R.type = (g.win.SVGAngle || g.doc.implementation.hasFeature("http://www.w3.org/TR/SVG11/feature#BasicStructure", "1.1") ? "SVG" : "VML");
284 if (R.type == "VML") {
285 var d = g.doc.createElement("div"),
287 d.innerHTML = '<v:shape adj="1"/>';
289 b.style.behavior = "url(#default#VML)";
290 if (!(b && typeof b.adj == "object")) {
297 [ property (boolean) ]
299 * `true` if browser supports SVG.
303 [ property (boolean) ]
305 * `true` if browser supports VML.
307 R.svg = !(R.vml = R.type == "VML");
311 [ property (object) ]
313 * You can add your own method to the canvas. For example if you want to draw a pie chart,
314 * you can create your own pie chart function and ship it as a Raphaël plugin. To do this
315 * you need to extend the `Raphael.fn` object. Please note that you can create your own namespaces
316 * inside the `fn` object — methods will be run in the context of canvas anyway. You should alter
317 * the `fn` object before a Raphaël instance is created, otherwise it will take no effect.
319 | Raphael.fn.arrow = function (x1, y1, x2, y2, size) {
320 | return this.path( ... );
322 | // or create namespace
323 | Raphael.fn.mystuff = {
324 | arrow: function () {…},
325 | star: function () {…},
328 | var paper = Raphael(10, 10, 630, 480);
330 | paper.arrow(10, 10, 30, 30, 5).attr({fill: "#f00"});
331 | paper.mystuff.arrow();
332 | paper.mystuff.star();
334 R.fn = paperproto = Paper.prototype = R.prototype;
336 * Paper.customAttributes
337 [ property (object) ]
339 * If you have a set of attributes that you would like to represent
340 * as a function of some number you can do it easily with custom attributes:
342 | paper.customAttributes.hue = function (num) {
344 | return {fill: "hsb(" + num + ", .75, 1)"};
346 | // Custom attribute “hue” will change fill
347 | // to be given hue with fixed saturation and brightness.
348 | // Now you can use it like this:
349 | var c = paper.circle(10, 10, 10).attr({hue: .45});
350 | // or even like this:
351 | c.animate({hue: 1}, 1e3);
353 | // You could also create custom attribute
354 | // with multiple parameters:
355 | paper.customAttributes.hsb = function (h, s, b) {
356 | return {fill: "hsb(" + [h, s, b].join(",") + ")"};
358 | c.attr({hsb: ".5 .8 1"});
359 | c.animate({hsb: "1 0 .5"}, 1e3);
361 paperproto.customAttributes = {};
368 * Handfull replacement for `typeof` operator.
370 - o (…) any object or primitive
371 - type (string) name of the type, i.e. “string”, “function”, “number”, etc.
372 = (boolean) is given value is of given type
374 R.is = function (o, type) {
375 type = lowerCase.call(type);
376 if (type == "finite") {
377 return !isnan[has](+o);
379 if (type == "array") {
380 return o instanceof Array;
382 return (type == "null" && o === null) ||
383 (type == typeof o) ||
384 (type == "object" && o === Object(o)) ||
385 (type == "array" && Array.isArray && Array.isArray(o)) ||
386 objectToString.call(o).slice(8, -1).toLowerCase() == type;
392 * Returns angle between two or three points
394 - x1 (number) x coord of first point
395 - y1 (number) y coord of first point
396 - x2 (number) x coord of second point
397 - y2 (number) y coord of second point
398 - x3 (number) #optional x coord of third point
399 - y3 (number) #optional y coord of third point
400 = (number) angle in degrees.
402 R.angle = function (x1, y1, x2, y2, x3, y3) {
409 return (180 + math.atan2(-y, -x) * 180 / PI + 360) % 360;
411 return R.angle(x1, y1, x3, y3) - R.angle(x2, y2, x3, y3);
418 * Transform angle to radians
420 - deg (number) angle in degrees
421 = (number) angle in radians.
423 R.rad = function (deg) {
424 return deg % 360 * PI / 180;
430 * Transform angle to degrees
432 - deg (number) angle in radians
433 = (number) angle in degrees.
435 R.deg = function (rad) {
436 return rad * 180 / PI % 360;
442 * Snaps given value to given grid.
444 - values (array|number) given array of values or step of the grid
445 - value (number) value to adjust
446 - tolerance (number) #optional tolerance for snapping. Default is `10`.
447 = (number) adjusted value.
449 R.snapTo = function (values, value, tolerance) {
450 tolerance = R.is(tolerance, "finite") ? tolerance : 10;
451 if (R.is(values, array)) {
452 var i = values.length;
453 while (i--) if (abs(values[i] - value) <= tolerance) {
458 var rem = value % values;
459 if (rem < tolerance) {
462 if (rem > values - tolerance) {
463 return value - rem + values;
469 var createUUID = R._createUUID = (function (uuidRegEx, uuidReplacer) {
471 return "xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx".replace(uuidRegEx, uuidReplacer).toUpperCase();
473 })(/[xy]/g, function (c) {
474 var r = math.random() * 16 | 0,
475 v = c == "x" ? r : (r & 3 | 8);
476 return v.toString(16);
483 * Used when you need to draw in `<iframe>`. Switched window to the iframe one.
485 - newwin (window) new window object
487 R.setWindow = function (newwin) {
488 eve("setWindow", R, g.win, newwin);
490 g.doc = g.win.document;
495 var toHex = function (color) {
497 // http://dean.edwards.name/weblog/2009/10/convert-any-colour-value-to-hex-in-msie/
498 var trim = /^\s+|\s+$/g;
501 var docum = new ActiveXObject("htmlfile");
502 docum.write("<body>");
506 bod = createPopup().document.body;
508 var range = bod.createTextRange();
509 toHex = cacher(function (color) {
511 bod.style.color = Str(color).replace(trim, E);
512 var value = range.queryCommandValue("ForeColor");
513 value = ((value & 255) << 16) | (value & 65280) | ((value & 16711680) >>> 16);
514 return "#" + ("000000" + value.toString(16)).slice(-6);
520 var i = g.doc.createElement("i");
521 i.title = "Rapha\xebl Colour Picker";
522 i.style.display = "none";
523 g.doc.body.appendChild(i);
524 toHex = cacher(function (color) {
525 i.style.color = color;
526 return g.doc.defaultView.getComputedStyle(i, E).getPropertyValue("color");
531 hsbtoString = function () {
532 return "hsb(" + [this.h, this.s, this.b] + ")";
534 hsltoString = function () {
535 return "hsl(" + [this.h, this.s, this.l] + ")";
537 rgbtoString = function () {
540 prepareRGB = function (r, g, b) {
541 if (g == null && R.is(r, "object") && "r" in r && "g" in r && "b" in r) {
546 if (g == null && R.is(r, string)) {
547 var clr = R.getRGB(r);
552 if (r > 1 || g > 1 || b > 1) {
560 packageRGB = function (r, g, b, o) {
569 toString: rgbtoString
571 R.is(o, "finite") && (rgb.opacity = o);
579 * Parses the color string and returns object with all values for the given color.
581 - clr (string) color string in one of the supported formats (see @Raphael.getRGB)
582 = (object) Combined RGB & HSB object in format:
587 o hex (string) color in HTML/CSS format: #••••••,
588 o error (boolean) `true` if string can’t be parsed,
590 o s (number) saturation,
591 o v (number) value (brightness),
592 o l (number) lightness
595 R.color = function (clr) {
597 if (R.is(clr, "object") && "h" in clr && "s" in clr && "b" in clr) {
598 rgb = R.hsb2rgb(clr);
603 } else if (R.is(clr, "object") && "h" in clr && "s" in clr && "l" in clr) {
604 rgb = R.hsl2rgb(clr);
610 if (R.is(clr, "string")) {
613 if (R.is(clr, "object") && "r" in clr && "g" in clr && "b" in clr) {
614 rgb = R.rgb2hsl(clr);
618 rgb = R.rgb2hsb(clr);
622 crl.r = clr.g = clr.b = clr.h = clr.s = clr.v = clr.l = -1;
625 clr.toString = rgbtoString;
632 * Converts HSB values to RGB object.
635 - s (number) saturation
636 - v (number) value or brightness
637 = (object) RGB object in format:
642 o hex (string) color in HTML/CSS format: #••••••
645 R.hsb2rgb = function (h, s, v, o) {
646 if (this.is(h, "object") && "h" in h && "s" in h && "b" in h) {
656 X = C * (1 - abs(h % 2 - 1));
660 R += [C, X, 0, 0, X, C][h];
661 G += [X, C, C, X, 0, 0][h];
662 B += [0, 0, X, C, C, X][h];
663 return packageRGB(R, G, B, o);
669 * Converts HSL values to RGB object.
672 - s (number) saturation
673 - l (number) luminosity
674 = (object) RGB object in format:
679 o hex (string) color in HTML/CSS format: #••••••
682 R.hsl2rgb = function (h, s, l, o) {
683 if (this.is(h, "object") && "h" in h && "s" in h && "l" in h) {
688 if (h > 1 || s > 1 || l > 1) {
696 C = 2 * s * (l < .5 ? l : 1 - l);
697 X = C * (1 - abs(h % 2 - 1));
698 R = G = B = l - C / 2;
701 R += [C, X, 0, 0, X, C][h];
702 G += [X, C, C, X, 0, 0][h];
703 B += [0, 0, X, C, C, X][h];
704 return packageRGB(R, G, B, o);
710 * Converts RGB values to HSB object.
715 = (object) HSB object in format:
718 o s (number) saturation
719 o b (number) brightness
722 R.rgb2hsb = function (r, g, b) {
723 b = prepareRGB(r, g, b);
730 C = V - mmin(r, g, b);
732 V == r ? (g - b) / C :
733 V == g ? (b - r) / C + 2 :
736 H = ((H + 360) % 6) * 60 / 360;
737 S = C == 0 ? 0 : C / V;
738 return {h: H, s: S, b: V, toString: hsbtoString};
744 * Converts RGB values to HSL object.
749 = (object) HSL object in format:
752 o s (number) saturation
753 o l (number) luminosity
756 R.rgb2hsl = function (r, g, b) {
757 b = prepareRGB(r, g, b);
762 var H, S, L, M, m, C;
767 M == r ? (g - b) / C :
768 M == g ? (b - r) / C + 2 :
770 H = ((H + 360) % 6) * 60 / 360;
773 L < .5 ? C / (2 * L) :
775 return {h: H, s: S, l: L, toString: hsltoString};
777 R._path2string = function () {
778 return this.join(",").replace(p2s, "$1");
780 function repush(array, item) {
781 for (var i = 0, ii = array.length; i < ii; i++) if (array[i] === item) {
782 return array.push(array.splice(i, 1)[0]);
785 function cacher(f, scope, postprocessor) {
787 var arg = Array.prototype.slice.call(arguments, 0),
788 args = arg.join("\u2400"),
789 cache = newf.cache = newf.cache || {},
790 count = newf.count = newf.count || [];
791 if (cache[has](args)) {
793 return postprocessor ? postprocessor(cache[args]) : cache[args];
795 count.length >= 1e3 && delete cache[count.shift()];
797 cache[args] = f[apply](scope, arg);
798 return postprocessor ? postprocessor(cache[args]) : cache[args];
803 var preload = R._preload = function (src, f) {
804 var img = g.doc.createElement("img");
805 img.style.cssText = "position:absolute;left:-9999em;top-9999em";
806 img.onload = function () {
809 g.doc.body.removeChild(this);
811 img.onerror = function () {
812 g.doc.body.removeChild(this);
814 g.doc.body.appendChild(img);
818 function clrToString() {
826 * Parses colour string as RGB object
828 - colour (string) colour string in one of formats:
830 # <li>Colour name (“<code>red</code>”, “<code>green</code>”, “<code>cornflowerblue</code>”, etc)</li>
831 # <li>#••• — shortened HTML colour: (“<code>#000</code>”, “<code>#fc0</code>”, etc)</li>
832 # <li>#•••••• — full length HTML colour: (“<code>#000000</code>”, “<code>#bd2300</code>”)</li>
833 # <li>rgb(•••, •••, •••) — red, green and blue channels’ values: (“<code>rgb(200, 100, 0)</code>”)</li>
834 # <li>rgb(•••%, •••%, •••%) — same as above, but in %: (“<code>rgb(100%, 175%, 0%)</code>”)</li>
835 # <li>hsb(•••, •••, •••) — hue, saturation and brightness values: (“<code>hsb(0.5, 0.25, 1)</code>”)</li>
836 # <li>hsb(•••%, •••%, •••%) — same as above, but in %</li>
837 # <li>hsl(•••, •••, •••) — same as hsb</li>
838 # <li>hsl(•••%, •••%, •••%) — same as hsb</li>
840 = (object) RGB object in format:
845 o hex (string) color in HTML/CSS format: #••••••,
846 o error (boolean) true if string can’t be parsed
849 R.getRGB = cacher(function (colour) {
850 if (!colour || !!((colour = Str(colour)).indexOf("-") + 1)) {
851 return {r: -1, g: -1, b: -1, hex: "none", error: 1, toString: clrToString};
853 if (colour == "none") {
854 return {r: -1, g: -1, b: -1, hex: "none", toString: clrToString};
856 !(hsrg[has](colour.toLowerCase().substring(0, 2)) || colour.charAt() == "#") && (colour = toHex(colour));
864 rgb = colour.match(colourRegExp);
867 blue = toInt(rgb[2].substring(5), 16);
868 green = toInt(rgb[2].substring(3, 5), 16);
869 red = toInt(rgb[2].substring(1, 3), 16);
872 blue = toInt((t = rgb[3].charAt(3)) + t, 16);
873 green = toInt((t = rgb[3].charAt(2)) + t, 16);
874 red = toInt((t = rgb[3].charAt(1)) + t, 16);
877 values = rgb[4].split(commaSpaces);
878 red = toFloat(values[0]);
879 values[0].slice(-1) == "%" && (red *= 2.55);
880 green = toFloat(values[1]);
881 values[1].slice(-1) == "%" && (green *= 2.55);
882 blue = toFloat(values[2]);
883 values[2].slice(-1) == "%" && (blue *= 2.55);
884 rgb[1].toLowerCase().slice(0, 4) == "rgba" && (opacity = toFloat(values[3]));
885 values[3] && values[3].slice(-1) == "%" && (opacity /= 100);
888 values = rgb[5].split(commaSpaces);
889 red = toFloat(values[0]);
890 values[0].slice(-1) == "%" && (red *= 2.55);
891 green = toFloat(values[1]);
892 values[1].slice(-1) == "%" && (green *= 2.55);
893 blue = toFloat(values[2]);
894 values[2].slice(-1) == "%" && (blue *= 2.55);
895 (values[0].slice(-3) == "deg" || values[0].slice(-1) == "\xb0") && (red /= 360);
896 rgb[1].toLowerCase().slice(0, 4) == "hsba" && (opacity = toFloat(values[3]));
897 values[3] && values[3].slice(-1) == "%" && (opacity /= 100);
898 return R.hsb2rgb(red, green, blue, opacity);
901 values = rgb[6].split(commaSpaces);
902 red = toFloat(values[0]);
903 values[0].slice(-1) == "%" && (red *= 2.55);
904 green = toFloat(values[1]);
905 values[1].slice(-1) == "%" && (green *= 2.55);
906 blue = toFloat(values[2]);
907 values[2].slice(-1) == "%" && (blue *= 2.55);
908 (values[0].slice(-3) == "deg" || values[0].slice(-1) == "\xb0") && (red /= 360);
909 rgb[1].toLowerCase().slice(0, 4) == "hsla" && (opacity = toFloat(values[3]));
910 values[3] && values[3].slice(-1) == "%" && (opacity /= 100);
911 return R.hsl2rgb(red, green, blue, opacity);
913 rgb = {r: red, g: green, b: blue, toString: clrToString};
914 rgb.hex = "#" + (16777216 | blue | (green << 8) | (red << 16)).toString(16).slice(1);
915 R.is(opacity, "finite") && (rgb.opacity = opacity);
918 return {r: -1, g: -1, b: -1, hex: "none", error: 1, toString: clrToString};
924 * Converts HSB values to hex representation of the colour.
927 - s (number) saturation
928 - b (number) value or brightness
929 = (string) hex representation of the colour.
931 R.hsb = cacher(function (h, s, b) {
932 return R.hsb2rgb(h, s, b).hex;
938 * Converts HSL values to hex representation of the colour.
941 - s (number) saturation
942 - l (number) luminosity
943 = (string) hex representation of the colour.
945 R.hsl = cacher(function (h, s, l) {
946 return R.hsl2rgb(h, s, l).hex;
952 * Converts RGB values to hex representation of the colour.
957 = (string) hex representation of the colour.
959 R.rgb = cacher(function (r, g, b) {
960 return "#" + (16777216 | b | (g << 8) | (r << 16)).toString(16).slice(1);
966 * On each call returns next colour in the spectrum. To reset it back to red call @Raphael.getColor.reset
968 - value (number) #optional brightness, default is `0.75`
969 = (string) hex representation of the colour.
971 R.getColor = function (value) {
972 var start = this.getColor.start = this.getColor.start || {h: 0, s: 1, b: value || .75},
973 rgb = this.hsb2rgb(start.h, start.s, start.b);
978 start.s <= 0 && (this.getColor.start = {h: 0, s: 1, b: start.b});
983 * Raphael.getColor.reset
986 * Resets spectrum position for @Raphael.getColor back to red.
988 R.getColor.reset = function () {
992 // http://schepers.cc/getting-to-the-point
993 function catmullRom2bezier(crp) {
995 for (var i = 0, iLen = crp.length; iLen - 2 > i; i += 2) {
996 var p = [{x: +crp[i], y: +crp[i + 1]},
997 {x: +crp[i], y: +crp[i + 1]},
998 {x: +crp[i + 2], y: +crp[i + 3]},
999 {x: +crp[i + 4], y: +crp[i + 5]}];
1000 if (iLen - 4 == i) {
1001 p[0] = {x: +crp[i - 2], y: +crp[i - 1]};
1004 p[0] = {x: +crp[i - 2], y: +crp[i - 1]};
1007 (-p[0].x + 6 * p[1].x + p[2].x) / 6,
1008 (-p[0].y + 6 * p[1].y + p[2].y) / 6,
1009 (p[1].x + 6 * p[2].x - p[3].x) / 6,
1010 (p[1].y + 6*p[2].y - p[3].y) / 6,
1019 * Raphael.parsePathString
1024 * Parses given path string into an array of arrays of path segments.
1026 - pathString (string|array) path string or array of segments (in the last case it will be returned straight away)
1027 = (array) array of segments.
1029 R.parsePathString = cacher(function (pathString) {
1033 var paramCounts = {a: 7, c: 6, h: 1, l: 2, m: 2, r: 4, q: 4, s: 4, t: 2, v: 1, z: 0},
1035 if (R.is(pathString, array) && R.is(pathString[0], array)) { // rough assumption
1036 data = pathClone(pathString);
1039 Str(pathString).replace(pathCommand, function (a, b, c) {
1041 name = b.toLowerCase();
1042 c.replace(pathValues, function (a, b) {
1043 b && params.push(+b);
1045 if (name == "m" && params.length > 2) {
1046 data.push([b][concat](params.splice(0, 2)));
1048 b = b == "m" ? "l" : "L";
1051 data.push([b][concat](params));
1052 } else while (params.length >= paramCounts[name]) {
1053 data.push([b][concat](params.splice(0, paramCounts[name])));
1054 if (!paramCounts[name]) {
1060 data.toString = R._path2string;
1064 * Raphael.parseTransformString
1069 * Parses given path string into an array of transformations.
1071 - TString (string|array) transform string or array of transformations (in the last case it will be returned straight away)
1072 = (array) array of transformations.
1074 R.parseTransformString = cacher(function (TString) {
1078 var paramCounts = {r: 3, s: 4, t: 2, m: 6},
1080 if (R.is(TString, array) && R.is(TString[0], array)) { // rough assumption
1081 data = pathClone(TString);
1084 Str(TString).replace(tCommand, function (a, b, c) {
1086 name = lowerCase.call(b);
1087 c.replace(pathValues, function (a, b) {
1088 b && params.push(+b);
1090 data.push([name][concat](params));
1093 data.toString = R._path2string;
1097 * Raphael.findDotsAtSegment
1102 * Find dot coordinates on the given cubic bezier curve at the given t.
1104 - p1x (number) x of the first point of the curve
1105 - p1y (number) y of the first point of the curve
1106 - c1x (number) x of the first anchor of the curve
1107 - c1y (number) y of the first anchor of the curve
1108 - c2x (number) x of the second anchor of the curve
1109 - c2y (number) y of the second anchor of the curve
1110 - p2x (number) x of the second point of the curve
1111 - p2y (number) y of the second point of the curve
1112 - t (number) position on the curve (0..1)
1113 = (object) point information in format:
1115 o x: (number) x coordinate of the point
1116 o y: (number) y coordinate of the point
1118 o x: (number) x coordinate of the left anchor
1119 o y: (number) y coordinate of the left anchor
1122 o x: (number) x coordinate of the right anchor
1123 o y: (number) y coordinate of the right anchor
1126 o x: (number) x coordinate of the start of the curve
1127 o y: (number) y coordinate of the start of the curve
1130 o x: (number) x coordinate of the end of the curve
1131 o y: (number) y coordinate of the end of the curve
1133 o alpha: (number) angle of the curve derivative at the point
1136 R.findDotsAtSegment = function (p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t) {
1142 x = t13 * p1x + t12 * 3 * t * c1x + t1 * 3 * t * t * c2x + t3 * p2x,
1143 y = t13 * p1y + t12 * 3 * t * c1y + t1 * 3 * t * t * c2y + t3 * p2y,
1144 mx = p1x + 2 * t * (c1x - p1x) + t2 * (c2x - 2 * c1x + p1x),
1145 my = p1y + 2 * t * (c1y - p1y) + t2 * (c2y - 2 * c1y + p1y),
1146 nx = c1x + 2 * t * (c2x - c1x) + t2 * (p2x - 2 * c2x + c1x),
1147 ny = c1y + 2 * t * (c2y - c1y) + t2 * (p2y - 2 * c2y + c1y),
1148 ax = t1 * p1x + t * c1x,
1149 ay = t1 * p1y + t * c1y,
1150 cx = t1 * c2x + t * p2x,
1151 cy = t1 * c2y + t * p2y,
1152 alpha = (90 - math.atan2(mx - nx, my - ny) * 180 / PI);
1153 (mx > nx || my < ny) && (alpha += 180);
1159 start: {x: ax, y: ay},
1160 end: {x: cx, y: cy},
1164 var pathDimensions = cacher(function (path) {
1166 return {x: 0, y: 0, width: 0, height: 0};
1168 path = path2curve(path);
1174 for (var i = 0, ii = path.length; i < ii; i++) {
1182 var dim = curveDim(x, y, p[1], p[2], p[3], p[4], p[5], p[6]);
1183 X = X[concat](dim.min.x, dim.max.x);
1184 Y = Y[concat](dim.min.y, dim.max.y);
1189 var xmin = mmin[apply](0, X),
1190 ymin = mmin[apply](0, Y);
1194 width: mmax[apply](0, X) - xmin,
1195 height: mmax[apply](0, Y) - ymin
1197 }, null, function (o) {
1205 pathClone = function (pathArray) {
1207 if (!R.is(pathArray, array) || !R.is(pathArray && pathArray[0], array)) { // rough assumption
1208 pathArray = R.parsePathString(pathArray);
1210 for (var i = 0, ii = pathArray.length; i < ii; i++) {
1212 for (var j = 0, jj = pathArray[i].length; j < jj; j++) {
1213 res[i][j] = pathArray[i][j];
1216 res.toString = R._path2string;
1219 pathToRelative = R._pathToRelative = cacher(function (pathArray) {
1220 if (!R.is(pathArray, array) || !R.is(pathArray && pathArray[0], array)) { // rough assumption
1221 pathArray = R.parsePathString(pathArray);
1229 if (pathArray[0][0] == "M") {
1230 x = pathArray[0][1];
1231 y = pathArray[0][2];
1235 res.push(["M", x, y]);
1237 for (var i = start, ii = pathArray.length; i < ii; i++) {
1238 var r = res[i] = [],
1240 if (pa[0] != lowerCase.call(pa[0])) {
1241 r[0] = lowerCase.call(pa[0]);
1249 r[6] = +(pa[6] - x).toFixed(3);
1250 r[7] = +(pa[7] - y).toFixed(3);
1253 r[1] = +(pa[1] - y).toFixed(3);
1259 for (var j = 1, jj = pa.length; j < jj; j++) {
1260 r[j] = +(pa[j] - ((j % 2) ? x : y)).toFixed(3);
1269 for (var k = 0, kk = pa.length; k < kk; k++) {
1273 var len = res[i].length;
1274 switch (res[i][0]) {
1280 x += +res[i][len - 1];
1283 y += +res[i][len - 1];
1286 x += +res[i][len - 2];
1287 y += +res[i][len - 1];
1290 res.toString = R._path2string;
1293 pathToAbsolute = R._pathToAbsolute = cacher(function (pathArray) {
1294 if (!R.is(pathArray, array) || !R.is(pathArray && pathArray[0], array)) { // rough assumption
1295 pathArray = R.parsePathString(pathArray);
1297 if (!pathArray || !pathArray.length) {
1298 return [["M", 0, 0]];
1306 if (pathArray[0][0] == "M") {
1307 x = +pathArray[0][1];
1308 y = +pathArray[0][2];
1312 res[0] = ["M", x, y];
1314 for (var r, pa, i = start, ii = pathArray.length; i < ii; i++) {
1317 if (pa[0] != upperCase.call(pa[0])) {
1318 r[0] = upperCase.call(pa[0]);
1326 r[6] = +(pa[6] + x);
1327 r[7] = +(pa[7] + y);
1336 var dots = [x, y][concat](pa.slice(1));
1337 for (var j = 2, jj = dots.length; j < jj; j++) {
1338 dots[j] = +dots[j] + x;
1339 dots[++j] = +dots[j] + y;
1342 res = res[concat](catmullRom2bezier(dots));
1348 for (j = 1, jj = pa.length; j < jj; j++) {
1349 r[j] = +pa[j] + ((j % 2) ? x : y);
1352 } else if (pa[0] == "R") {
1353 dots = [x, y][concat](pa.slice(1));
1355 res = res[concat](catmullRom2bezier(dots));
1356 r = ["R"][concat](pa.slice(-2));
1358 for (var k = 0, kk = pa.length; k < kk; k++) {
1374 mx = r[r.length - 2];
1375 my = r[r.length - 1];
1377 x = r[r.length - 2];
1378 y = r[r.length - 1];
1381 res.toString = R._path2string;
1383 }, null, pathClone),
1384 l2c = function (x1, y1, x2, y2) {
1385 return [x1, y1, x2, y2, x2, y2];
1387 q2c = function (x1, y1, ax, ay, x2, y2) {
1391 _13 * x1 + _23 * ax,
1392 _13 * y1 + _23 * ay,
1393 _13 * x2 + _23 * ax,
1394 _13 * y2 + _23 * ay,
1399 a2c = function (x1, y1, rx, ry, angle, large_arc_flag, sweep_flag, x2, y2, recursive) {
1400 // for more information of where this math came from visit:
1401 // http://www.w3.org/TR/SVG11/implnote.html#ArcImplementationNotes
1402 var _120 = PI * 120 / 180,
1403 rad = PI / 180 * (+angle || 0),
1406 rotate = cacher(function (x, y, rad) {
1407 var X = x * math.cos(rad) - y * math.sin(rad),
1408 Y = x * math.sin(rad) + y * math.cos(rad);
1409 return {x: X, y: Y};
1412 xy = rotate(x1, y1, -rad);
1415 xy = rotate(x2, y2, -rad);
1418 var cos = math.cos(PI / 180 * angle),
1419 sin = math.sin(PI / 180 * angle),
1422 var h = (x * x) / (rx * rx) + (y * y) / (ry * ry);
1430 k = (large_arc_flag == sweep_flag ? -1 : 1) *
1431 math.sqrt(abs((rx2 * ry2 - rx2 * y * y - ry2 * x * x) / (rx2 * y * y + ry2 * x * x))),
1432 cx = k * rx * y / ry + (x1 + x2) / 2,
1433 cy = k * -ry * x / rx + (y1 + y2) / 2,
1434 f1 = math.asin(((y1 - cy) / ry).toFixed(9)),
1435 f2 = math.asin(((y2 - cy) / ry).toFixed(9));
1437 f1 = x1 < cx ? PI - f1 : f1;
1438 f2 = x2 < cx ? PI - f2 : f2;
1439 f1 < 0 && (f1 = PI * 2 + f1);
1440 f2 < 0 && (f2 = PI * 2 + f2);
1441 if (sweep_flag && f1 > f2) {
1444 if (!sweep_flag && f2 > f1) {
1454 if (abs(df) > _120) {
1458 f2 = f1 + _120 * (sweep_flag && f2 > f1 ? 1 : -1);
1459 x2 = cx + rx * math.cos(f2);
1460 y2 = cy + ry * math.sin(f2);
1461 res = a2c(x2, y2, rx, ry, angle, 0, sweep_flag, x2old, y2old, [f2, f2old, cx, cy]);
1464 var c1 = math.cos(f1),
1468 t = math.tan(df / 4),
1469 hx = 4 / 3 * rx * t,
1470 hy = 4 / 3 * ry * t,
1472 m2 = [x1 + hx * s1, y1 - hy * c1],
1473 m3 = [x2 + hx * s2, y2 - hy * c2],
1475 m2[0] = 2 * m1[0] - m2[0];
1476 m2[1] = 2 * m1[1] - m2[1];
1478 return [m2, m3, m4][concat](res);
1480 res = [m2, m3, m4][concat](res).join().split(",");
1482 for (var i = 0, ii = res.length; i < ii; i++) {
1483 newres[i] = i % 2 ? rotate(res[i - 1], res[i], rad).y : rotate(res[i], res[i + 1], rad).x;
1488 findDotAtSegment = function (p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t) {
1491 x: pow(t1, 3) * p1x + pow(t1, 2) * 3 * t * c1x + t1 * 3 * t * t * c2x + pow(t, 3) * p2x,
1492 y: pow(t1, 3) * p1y + pow(t1, 2) * 3 * t * c1y + t1 * 3 * t * t * c2y + pow(t, 3) * p2y
1495 curveDim = cacher(function (p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y) {
1496 var a = (c2x - 2 * c1x + p1x) - (p2x - 2 * c2x + c1x),
1497 b = 2 * (c1x - p1x) - 2 * (c2x - c1x),
1499 t1 = (-b + math.sqrt(b * b - 4 * a * c)) / 2 / a,
1500 t2 = (-b - math.sqrt(b * b - 4 * a * c)) / 2 / a,
1504 abs(t1) > "1e12" && (t1 = .5);
1505 abs(t2) > "1e12" && (t2 = .5);
1506 if (t1 > 0 && t1 < 1) {
1507 dot = findDotAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t1);
1511 if (t2 > 0 && t2 < 1) {
1512 dot = findDotAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t2);
1516 a = (c2y - 2 * c1y + p1y) - (p2y - 2 * c2y + c1y);
1517 b = 2 * (c1y - p1y) - 2 * (c2y - c1y);
1519 t1 = (-b + math.sqrt(b * b - 4 * a * c)) / 2 / a;
1520 t2 = (-b - math.sqrt(b * b - 4 * a * c)) / 2 / a;
1521 abs(t1) > "1e12" && (t1 = .5);
1522 abs(t2) > "1e12" && (t2 = .5);
1523 if (t1 > 0 && t1 < 1) {
1524 dot = findDotAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t1);
1528 if (t2 > 0 && t2 < 1) {
1529 dot = findDotAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t2);
1534 min: {x: mmin[apply](0, x), y: mmin[apply](0, y)},
1535 max: {x: mmax[apply](0, x), y: mmax[apply](0, y)}
1538 path2curve = R._path2curve = cacher(function (path, path2) {
1539 var p = pathToAbsolute(path),
1540 p2 = path2 && pathToAbsolute(path2),
1541 attrs = {x: 0, y: 0, bx: 0, by: 0, X: 0, Y: 0, qx: null, qy: null},
1542 attrs2 = {x: 0, y: 0, bx: 0, by: 0, X: 0, Y: 0, qx: null, qy: null},
1543 processPath = function (path, d) {
1546 return ["C", d.x, d.y, d.x, d.y, d.x, d.y];
1548 !(path[0] in {T:1, Q:1}) && (d.qx = d.qy = null);
1555 path = ["C"][concat](a2c[apply](0, [d.x, d.y][concat](path.slice(1))));
1558 nx = d.x + (d.x - (d.bx || d.x));
1559 ny = d.y + (d.y - (d.by || d.y));
1560 path = ["C", nx, ny][concat](path.slice(1));
1563 d.qx = d.x + (d.x - (d.qx || d.x));
1564 d.qy = d.y + (d.y - (d.qy || d.y));
1565 path = ["C"][concat](q2c(d.x, d.y, d.qx, d.qy, path[1], path[2]));
1570 path = ["C"][concat](q2c(d.x, d.y, path[1], path[2], path[3], path[4]));
1573 path = ["C"][concat](l2c(d.x, d.y, path[1], path[2]));
1576 path = ["C"][concat](l2c(d.x, d.y, path[1], d.y));
1579 path = ["C"][concat](l2c(d.x, d.y, d.x, path[1]));
1582 path = ["C"][concat](l2c(d.x, d.y, d.X, d.Y));
1587 fixArc = function (pp, i) {
1588 if (pp[i].length > 7) {
1592 pp.splice(i++, 0, ["C"][concat](pi.splice(0, 6)));
1595 ii = mmax(p.length, p2 && p2.length || 0);
1598 fixM = function (path1, path2, a1, a2, i) {
1599 if (path1 && path2 && path1[i][0] == "M" && path2[i][0] != "M") {
1600 path2.splice(i, 0, ["M", a2.x, a2.y]);
1605 ii = mmax(p.length, p2 && p2.length || 0);
1608 for (var i = 0, ii = mmax(p.length, p2 && p2.length || 0); i < ii; i++) {
1609 p[i] = processPath(p[i], attrs);
1611 p2 && (p2[i] = processPath(p2[i], attrs2));
1612 p2 && fixArc(p2, i);
1613 fixM(p, p2, attrs, attrs2, i);
1614 fixM(p2, p, attrs2, attrs, i);
1617 seglen = seg.length,
1618 seg2len = p2 && seg2.length;
1619 attrs.x = seg[seglen - 2];
1620 attrs.y = seg[seglen - 1];
1621 attrs.bx = toFloat(seg[seglen - 4]) || attrs.x;
1622 attrs.by = toFloat(seg[seglen - 3]) || attrs.y;
1623 attrs2.bx = p2 && (toFloat(seg2[seg2len - 4]) || attrs2.x);
1624 attrs2.by = p2 && (toFloat(seg2[seg2len - 3]) || attrs2.y);
1625 attrs2.x = p2 && seg2[seg2len - 2];
1626 attrs2.y = p2 && seg2[seg2len - 1];
1628 return p2 ? [p, p2] : p;
1629 }, null, pathClone),
1630 parseDots = R._parseDots = cacher(function (gradient) {
1632 for (var i = 0, ii = gradient.length; i < ii; i++) {
1634 par = gradient[i].match(/^([^:]*):?([\d\.]*)/);
1635 dot.color = R.getRGB(par[1]);
1636 if (dot.color.error) {
1639 dot.color = dot.color.hex;
1640 par[2] && (dot.offset = par[2] + "%");
1643 for (i = 1, ii = dots.length - 1; i < ii; i++) {
1644 if (!dots[i].offset) {
1645 var start = toFloat(dots[i - 1].offset || 0),
1647 for (var j = i + 1; j < ii; j++) {
1648 if (dots[j].offset) {
1649 end = dots[j].offset;
1658 var d = (end - start) / (j - i + 1);
1659 for (; i < j; i++) {
1661 dots[i].offset = start + "%";
1667 tear = R._tear = function (el, paper) {
1668 el == paper.top && (paper.top = el.prev);
1669 el == paper.bottom && (paper.bottom = el.next);
1670 el.next && (el.next.prev = el.prev);
1671 el.prev && (el.prev.next = el.next);
1673 tofront = R._tofront = function (el, paper) {
1674 if (paper.top === el) {
1679 el.prev = paper.top;
1680 paper.top.next = el;
1683 toback = R._toback = function (el, paper) {
1684 if (paper.bottom === el) {
1688 el.next = paper.bottom;
1690 paper.bottom.prev = el;
1693 insertafter = R._insertafter = function (el, el2, paper) {
1695 el2 == paper.top && (paper.top = el);
1696 el2.next && (el2.next.prev = el);
1701 insertbefore = R._insertbefore = function (el, el2, paper) {
1703 el2 == paper.bottom && (paper.bottom = el);
1704 el2.prev && (el2.prev.next = el);
1709 removed = function (methodname) {
1710 return function () {
1711 throw new Error("Rapha\xebl: you are calling to method \u201c" + methodname + "\u201d of removed object");
1714 extractTransform = R._extractTransform = function (el, tstr) {
1716 return el._.transform;
1718 tstr = Str(tstr).replace(/\.{3}|\u2026/g, el._.transform || E);
1719 var tdata = R.parseTransformString(tstr),
1727 _.transform = tdata || [];
1729 for (var i = 0, ii = tdata.length; i < ii; i++) {
1733 t[0] = Str(t[0]).toLowerCase();
1734 if (t[0] == "t" && tlen == 3) {
1735 m.translate(t[1], t[2]);
1736 } else if (t[0] == "r") {
1738 bb = bb || el.getBBox(1);
1739 m.rotate(t[1], bb.x + bb.width / 2, bb.y + bb.height / 2);
1741 } else if (tlen == 4) {
1742 m.rotate(t[1], t[2], t[3]);
1745 } else if (t[0] == "s") {
1746 if (tlen == 2 || tlen == 3) {
1747 bb = bb || el.getBBox(1);
1748 m.scale(t[1], t[tlen - 1], bb.x + bb.width / 2, bb.y + bb.height / 2);
1751 } else if (tlen == 5) {
1752 m.scale(t[1], t[2], t[3], t[4]);
1756 } else if (t[0] == "m" && tlen == 7) {
1757 m.add(t[1], t[2], t[3], t[4], t[5], t[6]);
1772 if (sx == 1 && sy == 1 && !deg && _.bbox) {
1779 getEmpty = function (item) {
1781 case "t": return ["t", 0, 0];
1782 case "m": return ["m", 1, 0, 0, 1, 0, 0];
1783 case "r": if (item.length == 4) {
1784 return ["r", 0, item[2], item[3]];
1788 case "s": if (item.length == 5) {
1789 return ["s", 1, 1, item[3], item[4]];
1790 } else if (item.length == 3) {
1797 equaliseTransform = R._equaliseTransform = function (t1, t2) {
1798 t2 = Str(t2).replace(/\.{3}|\u2026/g, t1);
1799 t1 = R.parseTransformString(t1) || [];
1800 t2 = R.parseTransformString(t2) || [];
1801 var maxlength = mmax(t1.length, t2.length),
1806 for (; i < maxlength; i++) {
1807 tt1 = t1[i] || getEmpty(t2[i]);
1808 tt2 = t2[i] || getEmpty(tt1);
1809 if ((tt1[0] != tt2[0]) ||
1810 (tt1[0] == "r" && (tt1[2] != tt2[2] || tt1[3] != tt2[3])) ||
1811 (tt1[0] == "s" && (tt1[3] != tt2[3] || tt1[4] != tt2[4]))
1817 for (j = 0, jj = mmax(tt1.length, tt2.length); j < jj; j++) {
1818 j in tt1 && (from[i][j] = tt1[j]);
1819 j in tt2 && (to[i][j] = tt2[j]);
1827 R._getContainer = function (x, y, w, h) {
1829 container = h == null && !R.is(x, "object") ? g.doc.getElementById(x) : x;
1830 if (container == null) {
1833 if (container.tagName) {
1836 container: container,
1837 width: container.style.pixelWidth || container.offsetWidth,
1838 height: container.style.pixelHeight || container.offsetHeight
1842 container: container,
1857 * Raphael.pathToRelative
1862 * Converts path to relative form
1864 - pathString (string|array) path string or array of segments
1865 = (array) array of segments.
1867 R.pathToRelative = pathToRelative;
1870 * Raphael.path2curve
1875 * Converts path to a new path where all segments are cubic bezier curves.
1877 - pathString (string|array) path string or array of segments
1878 = (array) array of segments.
1880 R.path2curve = path2curve;
1887 * Returns matrix based on given parameters.
1897 R.matrix = function (a, b, c, d, e, f) {
1898 return new Matrix(a, b, c, d, e, f);
1900 function Matrix(a, b, c, d, e, f) {
1917 (function (matrixproto) {
1922 * Adds given matrix to existing one.
1931 - matrix (object) @Matrix
1933 matrixproto.add = function (a, b, c, d, e, f) {
1934 var out = [[], [], []],
1935 m = [[this.a, this.c, this.e], [this.b, this.d, this.f], [0, 0, 1]],
1936 matrix = [[a, c, e], [b, d, f], [0, 0, 1]],
1939 if (a && a instanceof Matrix) {
1940 matrix = [[a.a, a.c, a.e], [a.b, a.d, a.f], [0, 0, 1]];
1943 for (x = 0; x < 3; x++) {
1944 for (y = 0; y < 3; y++) {
1946 for (z = 0; z < 3; z++) {
1947 res += m[x][z] * matrix[z][y];
1963 * Returns inverted version of the matrix
1966 matrixproto.invert = function () {
1968 x = me.a * me.d - me.b * me.c;
1969 return new Matrix(me.d / x, -me.b / x, -me.c / x, me.a / x, (me.c * me.f - me.d * me.e) / x, (me.b * me.e - me.a * me.f) / x);
1975 * Returns copy of the matrix
1978 matrixproto.clone = function () {
1979 return new Matrix(this.a, this.b, this.c, this.d, this.e, this.f);
1985 * Translate the matrix
1990 matrixproto.translate = function (x, y) {
1991 this.add(1, 0, 0, 1, x, y);
2000 - y (number) #optional
2001 - cx (number) #optional
2002 - cy (number) #optional
2004 matrixproto.scale = function (x, y, cx, cy) {
2005 y == null && (y = x);
2006 (cx || cy) && this.add(1, 0, 0, 1, cx, cy);
2007 this.add(x, 0, 0, y, 0, 0);
2008 (cx || cy) && this.add(1, 0, 0, 1, -cx, -cy);
2014 * Rotates the matrix
2020 matrixproto.rotate = function (a, x, y) {
2024 var cos = +math.cos(a).toFixed(9),
2025 sin = +math.sin(a).toFixed(9);
2026 this.add(cos, sin, -sin, cos, x, y);
2027 this.add(1, 0, 0, 1, -x, -y);
2033 * Return x coordinate for given point after transformation described by the matrix. See also @Matrix.y
2039 matrixproto.x = function (x, y) {
2040 return x * this.a + y * this.c + this.e;
2046 * Return y coordinate for given point after transformation described by the matrix. See also @Matrix.x
2052 matrixproto.y = function (x, y) {
2053 return x * this.b + y * this.d + this.f;
2055 matrixproto.get = function (i) {
2056 return +this[Str.fromCharCode(97 + i)].toFixed(4);
2058 matrixproto.toString = function () {
2060 "matrix(" + [this.get(0), this.get(1), this.get(2), this.get(3), this.get(4), this.get(5)].join() + ")" :
2061 [this.get(0), this.get(2), this.get(1), this.get(3), 0, 0].join();
2063 matrixproto.toFilter = function () {
2064 return "progid:DXImageTransform.Microsoft.Matrix(M11=" + this.get(0) +
2065 ", M12=" + this.get(2) + ", M21=" + this.get(1) + ", M22=" + this.get(3) +
2066 ", Dx=" + this.get(4) + ", Dy=" + this.get(5) + ", sizingmethod='auto expand')";
2068 matrixproto.offset = function () {
2069 return [this.e.toFixed(4), this.f.toFixed(4)];
2072 return a[0] * a[0] + a[1] * a[1];
2074 function normalize(a) {
2075 var mag = math.sqrt(norm(a));
2076 a[0] && (a[0] /= mag);
2077 a[1] && (a[1] /= mag);
2083 * Splits matrix into primitive transformations
2084 = (object) in format:
2085 o dx (number) translation by x
2086 o dy (number) translation by y
2087 o scalex (number) scale by x
2088 o scaley (number) scale by y
2089 o shear (number) shear
2090 o rotate (number) rotation in deg
2091 o isSimple (boolean) could it be represented via simple transformations
2093 matrixproto.split = function () {
2100 var row = [[this.a, this.c], [this.b, this.d]];
2101 out.scalex = math.sqrt(norm(row[0]));
2104 out.shear = row[0][0] * row[1][0] + row[0][1] * row[1][1];
2105 row[1] = [row[1][0] - row[0][0] * out.shear, row[1][1] - row[0][1] * out.shear];
2107 out.scaley = math.sqrt(norm(row[1]));
2109 out.shear /= out.scaley;
2112 var sin = -row[0][1],
2115 out.rotate = R.deg(math.acos(cos));
2117 out.rotate = 360 - out.rotate;
2120 out.rotate = R.deg(math.asin(sin));
2123 out.isSimple = !+out.shear.toFixed(9) && (out.scalex.toFixed(9) == out.scaley.toFixed(9) || !out.rotate);
2124 out.isSuperSimple = !+out.shear.toFixed(9) && out.scalex.toFixed(9) == out.scaley.toFixed(9) && !out.rotate;
2125 out.noRotation = !+out.shear.toFixed(9) && !out.rotate;
2129 * Matrix.toTransformString
2132 * Return transform string that represents given matrix
2133 = (string) transform string
2135 matrixproto.toTransformString = function () {
2136 var s = this.split();
2138 return "t" + [s.dx, s.dy] + "s" + [s.scalex, s.scaley, 0, 0] + "r" + [s.rotate, 0, 0];
2140 return "m" + [this.get(0), this.get(1), this.get(2), this.get(3), this.get(4), this.get(5)];
2143 })(Matrix.prototype);
2145 // WebKit rendering bug workaround method
2146 var version = navigator.userAgent.match(/Version\/(.*?)\s/) || navigator.userAgent.match(/Chrome\/(\d+)/);
2147 if ((navigator.vendor == "Apple Computer, Inc.") && (version && version[1] < 4 || navigator.platform.slice(0, 2) == "iP") ||
2148 (navigator.vendor == "Google Inc." && version && version[1] < 8)) {
2153 * There is an inconvenient rendering bug in Safari (WebKit):
2154 * sometimes the rendering should be forced.
2155 * This method should help with dealing with this bug.
2157 paperproto.safari = function () {
2158 var rect = this.rect(-99, -99, this.width + 99, this.height + 99).attr({stroke: "none"});
2159 setTimeout(function () {rect.remove();});
2162 paperproto.safari = fun;
2165 var preventDefault = function () {
2166 this.returnValue = false;
2168 preventTouch = function () {
2169 return this.originalEvent.preventDefault();
2171 stopPropagation = function () {
2172 this.cancelBubble = true;
2174 stopTouch = function () {
2175 return this.originalEvent.stopPropagation();
2177 addEvent = (function () {
2178 if (g.doc.addEventListener) {
2179 return function (obj, type, fn, element) {
2180 var realName = supportsTouch && touchMap[type] ? touchMap[type] : type,
2182 var scrollY = g.doc.documentElement.scrollTop || g.doc.body.scrollTop,
2183 scrollX = g.doc.documentElement.scrollLeft || g.doc.body.scrollLeft,
2184 x = e.clientX + scrollX,
2185 y = e.clientY + scrollY;
2186 if (supportsTouch && touchMap[has](type)) {
2187 for (var i = 0, ii = e.targetTouches && e.targetTouches.length; i < ii; i++) {
2188 if (e.targetTouches[i].target == obj) {
2190 e = e.targetTouches[i];
2191 e.originalEvent = olde;
2192 e.preventDefault = preventTouch;
2193 e.stopPropagation = stopTouch;
2198 return fn.call(element, e, x, y);
2200 obj.addEventListener(realName, f, false);
2201 return function () {
2202 obj.removeEventListener(realName, f, false);
2206 } else if (g.doc.attachEvent) {
2207 return function (obj, type, fn, element) {
2208 var f = function (e) {
2209 e = e || g.win.event;
2210 var scrollY = g.doc.documentElement.scrollTop || g.doc.body.scrollTop,
2211 scrollX = g.doc.documentElement.scrollLeft || g.doc.body.scrollLeft,
2212 x = e.clientX + scrollX,
2213 y = e.clientY + scrollY;
2214 e.preventDefault = e.preventDefault || preventDefault;
2215 e.stopPropagation = e.stopPropagation || stopPropagation;
2216 return fn.call(element, e, x, y);
2218 obj.attachEvent("on" + type, f);
2219 var detacher = function () {
2220 obj.detachEvent("on" + type, f);
2228 dragMove = function (e) {
2231 scrollY = g.doc.documentElement.scrollTop || g.doc.body.scrollTop,
2232 scrollX = g.doc.documentElement.scrollLeft || g.doc.body.scrollLeft,
2237 if (supportsTouch) {
2238 var i = e.touches.length,
2241 touch = e.touches[i];
2242 if (touch.identifier == dragi.el._drag.id) {
2245 (e.originalEvent ? e.originalEvent : e).preventDefault();
2252 var node = dragi.el.node,
2254 next = node.nextSibling,
2255 parent = node.parentNode,
2256 display = node.style.display;
2257 g.win.opera && parent.removeChild(node);
2258 node.style.display = "none";
2259 o = dragi.el.paper.getElementByPoint(x, y);
2260 node.style.display = display;
2261 g.win.opera && (next ? parent.insertBefore(node, next) : parent.appendChild(node));
2262 o && eve("drag.over." + dragi.el.id, dragi.el, o);
2265 eve("drag.move." + dragi.el.id, dragi.move_scope || dragi.el, x - dragi.el._drag.x, y - dragi.el._drag.y, x, y, e);
2268 dragUp = function (e) {
2269 R.unmousemove(dragMove).unmouseup(dragUp);
2270 var i = drag.length,
2274 dragi.el._drag = {};
2275 eve("drag.end." + dragi.el.id, dragi.end_scope || dragi.start_scope || dragi.move_scope || dragi.el, e);
2281 [ property (object) ]
2283 * You can add your own method to elements. This is usefull when you want to hack default functionality or
2284 * want to wrap some common transformation or attributes in one method. In difference to canvas methods,
2285 * you can redefine element method at any time. Expending element methods wouldn’t affect set.
2287 | Raphael.el.red = function () {
2288 | this.attr({fill: "#f00"});
2291 | paper.circle(100, 100, 20).red();
2293 elproto = R.el = {};
2298 * Adds event handler for click for the element.
2300 - handler (function) handler for the event
2307 * Removes event handler for click for the element.
2309 - handler (function) handler for the event
2317 * Adds event handler for double click for the element.
2319 - handler (function) handler for the event
2323 * Element.undblclick
2326 * Removes event handler for double click for the element.
2328 - handler (function) handler for the event
2336 * Adds event handler for mousedown for the element.
2338 - handler (function) handler for the event
2342 * Element.unmousedown
2345 * Removes event handler for mousedown for the element.
2347 - handler (function) handler for the event
2355 * Adds event handler for mousemove for the element.
2357 - handler (function) handler for the event
2361 * Element.unmousemove
2364 * Removes event handler for mousemove for the element.
2366 - handler (function) handler for the event
2374 * Adds event handler for mouseout for the element.
2376 - handler (function) handler for the event
2380 * Element.unmouseout
2383 * Removes event handler for mouseout for the element.
2385 - handler (function) handler for the event
2393 * Adds event handler for mouseover for the element.
2395 - handler (function) handler for the event
2399 * Element.unmouseover
2402 * Removes event handler for mouseover for the element.
2404 - handler (function) handler for the event
2412 * Adds event handler for mouseup for the element.
2414 - handler (function) handler for the event
2421 * Removes event handler for mouseup for the element.
2423 - handler (function) handler for the event
2428 * Element.touchstart
2431 * Adds event handler for touchstart for the element.
2433 - handler (function) handler for the event
2437 * Element.untouchstart
2440 * Removes event handler for touchstart for the element.
2442 - handler (function) handler for the event
2450 * Adds event handler for touchmove for the element.
2452 - handler (function) handler for the event
2456 * Element.untouchmove
2459 * Removes event handler for touchmove for the element.
2461 - handler (function) handler for the event
2469 * Adds event handler for touchend for the element.
2471 - handler (function) handler for the event
2475 * Element.untouchend
2478 * Removes event handler for touchend for the element.
2480 - handler (function) handler for the event
2485 * Element.touchcancel
2488 * Adds event handler for touchcancel for the element.
2490 - handler (function) handler for the event
2494 * Element.untouchcancel
2497 * Removes event handler for touchcancel for the element.
2499 - handler (function) handler for the event
2502 for (var i = events.length; i--;) {
2503 (function (eventName) {
2504 R[eventName] = elproto[eventName] = function (fn, scope) {
2505 if (R.is(fn, "function")) {
2506 this.events = this.events || [];
2507 this.events.push({name: eventName, f: fn, unbind: addEvent(this.shape || this.node || g.doc, eventName, fn, scope || this)});
2511 R["un" + eventName] = elproto["un" + eventName] = function (fn) {
2512 var events = this.events,
2514 while (l--) if (events[l].name == eventName && events[l].f == fn) {
2516 events.splice(l, 1);
2517 !events.length && delete this.events;
2529 * Adds or retrieves given value asociated with given key.
2531 * See also @Element.removeData
2533 - key (string) key to store data
2534 - value (any) #optional value to store
2536 * or, if value is not specified:
2539 | for (var i = 0, i < 5, i++) {
2540 | paper.circle(10 + 15 * i, 10, 10)
2541 | .attr({fill: "#000"})
2543 | .click(function () {
2544 | alert(this.data("i"));
2548 elproto.data = function (key, value) {
2549 var data = eldata[this.id] = eldata[this.id] || {};
2550 if (arguments.length == 1) {
2551 if (R.is(key, "object")) {
2552 for (var i in key) if (key[has](i)) {
2553 this.data(i, key[i]);
2557 eve("data.get." + this.id, this, data[key], key);
2561 eve("data.set." + this.id, this, value, key);
2565 * Element.removeData
2568 * Removes value associated with an element by given key.
2569 * If key is not provided, removes all the data of the element.
2571 - key (string) #optional key
2574 elproto.removeData = function (key) {
2576 eldata[this.id] = {};
2578 eldata[this.id] && delete eldata[this.id][key];
2586 * Adds event handlers for hover for the element.
2588 - f_in (function) handler for hover in
2589 - f_out (function) handler for hover out
2590 - icontext (object) #optional context for hover in handler
2591 - ocontext (object) #optional context for hover out handler
2594 elproto.hover = function (f_in, f_out, scope_in, scope_out) {
2595 return this.mouseover(f_in, scope_in).mouseout(f_out, scope_out || scope_in);
2601 * Removes event handlers for hover for the element.
2603 - f_in (function) handler for hover in
2604 - f_out (function) handler for hover out
2607 elproto.unhover = function (f_in, f_out) {
2608 return this.unmouseover(f_in).unmouseout(f_out);
2614 * Adds event handlers for drag of the element.
2616 - onmove (function) handler for moving
2617 - onstart (function) handler for drag start
2618 - onend (function) handler for drag end
2619 - mcontext (object) #optional context for moving handler
2620 - scontext (object) #optional context for drag start handler
2621 - econtext (object) #optional context for drag end handler
2622 * Additionaly following `drag` events will be triggered: `drag.start.<id>` on start,
2623 * `drag.end.<id>` on end and `drag.move.<id>` on every move. When element will be dragged over another element
2624 * `drag.over.<id>` will be fired as well.
2626 * Start event and start handler will be called in specified context or in context of the element with following parameters:
2627 o x (number) x position of the mouse
2628 o y (number) y position of the mouse
2629 o event (object) DOM event object
2630 * Move event and move handler will be called in specified context or in context of the element with following parameters:
2631 o dx (number) shift by x from the start point
2632 o dy (number) shift by y from the start point
2633 o x (number) x position of the mouse
2634 o y (number) y position of the mouse
2635 o event (object) DOM event object
2636 * End event and end handler will be called in specified context or in context of the element with following parameters:
2637 o event (object) DOM event object
2640 elproto.drag = function (onmove, onstart, onend, move_scope, start_scope, end_scope) {
2642 (e.originalEvent || e).preventDefault();
2643 var scrollY = g.doc.documentElement.scrollTop || g.doc.body.scrollTop,
2644 scrollX = g.doc.documentElement.scrollLeft || g.doc.body.scrollLeft;
2645 this._drag.x = e.clientX + scrollX;
2646 this._drag.y = e.clientY + scrollY;
2647 this._drag.id = e.identifier;
2648 !drag.length && R.mousemove(dragMove).mouseup(dragUp);
2649 drag.push({el: this, move_scope: move_scope, start_scope: start_scope, end_scope: end_scope});
2650 onstart && eve.on("drag.start." + this.id, onstart);
2651 onmove && eve.on("drag.move." + this.id, onmove);
2652 onend && eve.on("drag.end." + this.id, onend);
2653 eve("drag.start." + this.id, start_scope || move_scope || this, e.clientX + scrollX, e.clientY + scrollY, e);
2656 this.mousedown(start);
2660 * Element.onDragOver
2663 * Shortcut for assigning event handler for `drag.over.<id>` event, where id is id of the element (see @Element.id).
2665 - f (function) handler for event
2667 elproto.onDragOver = function (f) {
2668 f ? eve.on("drag.over." + this.id, f) : eve.unbind("drag.over." + this.id);
2674 * Removes all drag event handlers from given element.
2676 elproto.undrag = function () {
2677 var i = drag.length;
2678 while (i--) if (drag[i].el == this) {
2679 R.unmousedown(drag[i].start);
2680 drag.splice(i++, 1);
2681 eve.unbind("drag.*." + this.id);
2683 !drag.length && R.unmousemove(dragMove).unmouseup(dragUp);
2693 - x (number) x coordinate of the centre
2694 - y (number) y coordinate of the centre
2696 = (object) Raphaël element object with type “circle”
2699 | var c = paper.circle(50, 50, 40);
2701 paperproto.circle = function (x, y, r) {
2702 var out = R._engine.circle(this, x || 0, y || 0, r || 0);
2703 this.__set__ && this.__set__.push(out);
2710 * Draws a rectangle.
2714 - x (number) x coordinate of the top left corner
2715 - y (number) y coordinate of the top left corner
2716 - width (number) width
2717 - height (number) height
2718 - r (number) #optional radius for rounded corners, default is 0
2719 = (object) Raphaël element object with type “rect”
2722 | // regular rectangle
2723 | var c = paper.rect(10, 10, 50, 50);
2724 | // rectangle with rounded corners
2725 | var c = paper.rect(40, 40, 50, 50, 10);
2727 paperproto.rect = function (x, y, w, h, r) {
2728 var out = R._engine.rect(this, x || 0, y || 0, w || 0, h || 0, r || 0);
2729 this.__set__ && this.__set__.push(out);
2740 - x (number) x coordinate of the centre
2741 - y (number) y coordinate of the centre
2742 - rx (number) horizontal radius
2743 - ry (number) vertical radius
2744 = (object) Raphaël element object with type “ellipse”
2747 | var c = paper.ellipse(50, 50, 40, 20);
2749 paperproto.ellipse = function (x, y, rx, ry) {
2750 var out = R._engine.ellipse(this, x || 0, y || 0, rx || 0, ry || 0);
2751 this.__set__ && this.__set__.push(out);
2758 * Creates a path element by given path data string.
2762 - pathString (string) path data in SVG path string format.
2763 = (object) Raphaël element object with type “path”
2764 # Details of a path's data attribute's format are described in the <a href="http://www.w3.org/TR/SVG/paths.html#PathData">SVG specification</a>.
2767 | var c = paper.path("M10 10L90 90");
2768 | // draw a diagonal line:
2769 | // move to 10,10, line to 90,90
2771 paperproto.path = function (pathString) {
2772 pathString && !R.is(pathString, string) && !R.is(pathString[0], array) && (pathString += E);
2773 var out = R._engine.path(R.format[apply](R, arguments), this);
2774 this.__set__ && this.__set__.push(out);
2781 * Embeds an image into the surface.
2785 - src (string) URI of the source image
2786 - x (number) x coordinate position
2787 - y (number) y coordinate position
2788 - width (number) width of the image
2789 - height (number) height of the image
2790 = (object) Raphaël element object with type “image”
2793 | var c = paper.image("apple.png", 10, 10, 80, 80);
2795 paperproto.image = function (src, x, y, w, h) {
2796 var out = R._engine.image(this, src || "about:blank", x || 0, y || 0, w || 0, h || 0);
2797 this.__set__ && this.__set__.push(out);
2804 * Draws a text string. If you need line breaks, put “\n” in the string.
2808 - x (number) x coordinate position
2809 - y (number) y coordinate position
2810 - text (string) The text string to draw
2811 = (object) Raphaël element object with type “text”
2814 | var t = paper.text(50, 50, "Raphaël\nkicks\nbutt!");
2816 paperproto.text = function (x, y, text) {
2817 var out = R._engine.text(this, x || 0, y || 0, Str(text));
2818 this.__set__ && this.__set__.push(out);
2825 * Creates array-like object to keep and operate several elements at once.
2826 * Warning: it doesn’t create any elements for itself in the page, it just groups existing elements.
2827 * Sets act as pseudo elements — all methods available to an element can be used on a set.
2828 = (object) array-like object that represents set of elements
2831 | var st = paper.set();
2833 | paper.circle(10, 10, 5),
2834 | paper.circle(30, 10, 5)
2836 | st.attr({fill: "red"}); // changes the fill of both circles
2838 paperproto.set = function (itemsArray) {
2839 !R.is(itemsArray, "array") && (itemsArray = Array.prototype.splice.call(arguments, 0, arguments.length));
2840 var out = new Set(itemsArray);
2841 this.__set__ && this.__set__.push(out);
2848 * Creates @Paper.set. All elements that will be created after calling this method and before calling
2849 * @Paper.setFinish will be added to the set.
2853 | paper.circle(10, 10, 5),
2854 | paper.circle(30, 10, 5)
2855 | var st = paper.setFinish();
2856 | st.attr({fill: "red"}); // changes the fill of both circles
2858 paperproto.setStart = function (set) {
2859 this.__set__ = set || this.set();
2865 * See @Paper.setStart. This method finishes catching and returns resulting set.
2869 paperproto.setFinish = function (set) {
2870 var out = this.__set__;
2871 delete this.__set__;
2878 * If you need to change dimensions of the canvas call this method
2882 - width (number) new width of the canvas
2883 - height (number) new height of the canvas
2885 | var st = paper.set();
2887 | paper.circle(10, 10, 5),
2888 | paper.circle(30, 10, 5)
2890 | st.attr({fill: "red"});
2892 paperproto.setSize = function (width, height) {
2893 return R._engine.setSize.call(this, width, height);
2899 * Sets the view box of the paper. Practically it gives you ability to zoom and pan whole paper surface by
2900 * specifying new boundaries.
2904 - x (number) new x position, default is `0`
2905 - y (number) new y position, default is `0`
2906 - w (number) new width of the canvas
2907 - h (number) new height of the canvas
2908 - fit (boolean) `true` if you want graphics to fit into new boundary box
2910 paperproto.setViewBox = function (x, y, w, h, fit) {
2911 return R._engine.setViewBox.call(this, x, y, w, h, fit);
2917 * Points to the topmost element on the paper
2923 * Points to the bottom element on the paper
2925 paperproto.top = paperproto.bottom = null;
2930 * Points to the @Raphael object/function
2932 paperproto.raphael = R;
2933 var getOffset = function (elem) {
2934 var box = elem.getBoundingClientRect(),
2935 doc = elem.ownerDocument,
2937 docElem = doc.documentElement,
2938 clientTop = docElem.clientTop || body.clientTop || 0, clientLeft = docElem.clientLeft || body.clientLeft || 0,
2939 top = box.top + (g.win.pageYOffset || docElem.scrollTop || body.scrollTop ) - clientTop,
2940 left = box.left + (g.win.pageXOffset || docElem.scrollLeft || body.scrollLeft) - clientLeft;
2947 * Paper.getElementByPoint
2950 * Returns you topmost element under given point.
2952 = (object) Raphaël element object
2955 - x (number) x coordinate from the top left corner of the window
2956 - y (number) y coordinate from the top left corner of the window
2958 | paper.getElementByPoint(mouseX, mouseY).attr({stroke: "#f00"});
2960 paperproto.getElementByPoint = function (x, y) {
2963 target = g.doc.elementFromPoint(x, y);
2964 if (g.win.opera && target.tagName == "svg") {
2965 var so = getOffset(svg),
2966 sr = svg.createSVGRect();
2969 sr.width = sr.height = 1;
2970 var hits = svg.getIntersectionList(sr, null);
2972 target = hits[hits.length - 1];
2978 while (target.parentNode && target != svg.parentNode && !target.raphael) {
2979 target = target.parentNode;
2981 target == paper.canvas.parentNode && (target = svg);
2982 target = target && target.raphael ? paper.getById(target.raphaelid) : null;
2989 * Returns you element by its internal ID.
2994 = (object) Raphaël element object
2996 paperproto.getById = function (id) {
2997 var bot = this.bottom;
3010 * Executes given function for each element on the paper
3012 * If callback function returns `false` it will stop loop running.
3016 - callback (function) function to run
3017 - thisArg (object) context object for the callback
3018 = (object) Paper object
3020 paperproto.forEach = function (callback, thisArg) {
3021 var bot = this.bottom;
3023 if (callback.call(thisArg, bot) === false) {
3031 return this.x + S + this.y;
3033 function x_y_w_h() {
3034 return this.x + S + this.y + S + this.width + " \xd7 " + this.height;
3040 * Return bounding box for a given element
3044 - isWithoutTransform (boolean) flag, `true` if you want to have bounding box before transformations. Default is `false`.
3045 = (object) Bounding box object:
3047 o x: (number) top left corner x
3048 o y: (number) top left corner y
3049 o width: (number) width
3050 o height: (number) height
3053 elproto.getBBox = function (isWithoutTransform) {
3058 if (isWithoutTransform) {
3059 if (_.dirty || !_.bboxwt) {
3060 this.realPath = getPath[this.type](this);
3061 _.bboxwt = pathDimensions(this.realPath);
3062 _.bboxwt.toString = x_y_w_h;
3067 if (_.dirty || _.dirtyT || !_.bbox) {
3068 if (_.dirty || !this.realPath) {
3070 this.realPath = getPath[this.type](this);
3072 _.bbox = pathDimensions(mapPath(this.realPath, this.matrix));
3073 _.bbox.toString = x_y_w_h;
3074 _.dirty = _.dirtyT = 0;
3082 = (object) clone of a given element
3085 elproto.clone = function () {
3089 return this.paper[this.type]().attr(this.attr());
3095 * Return set of elements that create glow-like effect around given element. See @Paper.set.
3097 * Note: Glow is not connected to the element. If you change element attributes it won’t adjust itself.
3101 - glow (object) #optional parameters object with all properties optional:
3103 o width (number) size of the glow, default is `10`
3104 o fill (boolean) will it be filled, default is `false`
3105 o opacity (number) opacity, default is `0.5`
3106 o offsetx (number) horizontal offset, default is `0`
3107 o offsety (number) vertical offset, default is `0`
3108 o color (string) glow colour, default is `black`
3110 = (object) @Paper.set of elements that represents glow
3112 elproto.glow = function (glow) {
3113 if (this.type == "text") {
3118 width: (glow.width || 10) + (+this.attr("stroke-width") || 1),
3119 fill: glow.fill || false,
3120 opacity: glow.opacity || .5,
3121 offsetx: glow.offsetx || 0,
3122 offsety: glow.offsety || 0,
3123 color: glow.color || "#000"
3128 path = this.realPath || getPath[this.type](this);
3129 path = this.matrix ? mapPath(path, this.matrix) : path;
3130 for (var i = 1; i < c + 1; i++) {
3131 out.push(r.path(path).attr({
3133 fill: s.fill ? s.color : "none",
3134 "stroke-linejoin": "round",
3135 "stroke-linecap": "round",
3136 "stroke-width": +(s.width / c * i).toFixed(3),
3137 opacity: +(s.opacity / c).toFixed(3)
3140 return out.insertBefore(this).translate(s.offsetx, s.offsety);
3142 var curveslengths = {},
3143 getPointAtSegmentLength = function (p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, length) {
3146 name = [p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y].join(),
3147 cache = curveslengths[name],
3149 !cache && (curveslengths[name] = cache = {data: []});
3150 cache.timer && clearTimeout(cache.timer);
3151 cache.timer = setTimeout(function () {delete curveslengths[name];}, 2e3);
3152 if (length != null && !cache.precision) {
3153 var total = getPointAtSegmentLength(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y);
3154 cache.precision = ~~total * 10;
3157 precision = cache.precision || precision;
3158 for (var i = 0; i < precision + 1; i++) {
3159 if (cache.data[i * precision]) {
3160 dot = cache.data[i * precision];
3162 dot = R.findDotsAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, i / precision);
3163 cache.data[i * precision] = dot;
3165 i && (len += pow(pow(old.x - dot.x, 2) + pow(old.y - dot.y, 2), .5));
3166 if (length != null && len >= length) {
3171 if (length == null) {
3175 getLengthFactory = function (istotal, subpath) {
3176 return function (path, length, onlystart) {
3177 path = path2curve(path);
3178 var x, y, p, l, sp = "", subpaths = {}, point,
3180 for (var i = 0, ii = path.length; i < ii; i++) {
3186 l = getPointAtSegmentLength(x, y, p[1], p[2], p[3], p[4], p[5], p[6]);
3187 if (len + l > length) {
3188 if (subpath && !subpaths.start) {
3189 point = getPointAtSegmentLength(x, y, p[1], p[2], p[3], p[4], p[5], p[6], length - len);
3190 sp += ["C" + point.start.x, point.start.y, point.m.x, point.m.y, point.x, point.y];
3191 if (onlystart) {return sp;}
3192 subpaths.start = sp;
3193 sp = ["M" + point.x, point.y + "C" + point.n.x, point.n.y, point.end.x, point.end.y, p[5], p[6]].join();
3199 if (!istotal && !subpath) {
3200 point = getPointAtSegmentLength(x, y, p[1], p[2], p[3], p[4], p[5], p[6], length - len);
3201 return {x: point.x, y: point.y, alpha: point.alpha};
3208 sp += p.shift() + p;
3211 point = istotal ? len : subpath ? subpaths : R.findDotsAtSegment(x, y, p[1], p[2], p[3], p[4], p[5], p[6], 1);
3212 point.alpha && (point = {x: point.x, y: point.y, alpha: point.alpha});
3216 var getTotalLength = getLengthFactory(1),
3217 getPointAtLength = getLengthFactory(),
3218 getSubpathsAtLength = getLengthFactory(0, 1);
3220 * Raphael.getTotalLength
3223 * Returns length of the given path in pixels.
3227 - path (string) SVG path string.
3231 R.getTotalLength = getTotalLength;
3233 * Raphael.getPointAtLength
3236 * Return coordinates of the point located at the given length on the given path.
3240 - path (string) SVG path string
3243 = (object) representation of the point:
3245 o x: (number) x coordinate
3246 o y: (number) y coordinate
3247 o alpha: (number) angle of derivative
3250 R.getPointAtLength = getPointAtLength;
3252 * Raphael.getSubpath
3255 * Return subpath of a given path from given length to given length.
3259 - path (string) SVG path string
3260 - from (number) position of the start of the segment
3261 - to (number) position of the end of the segment
3263 = (string) pathstring for the segment
3265 R.getSubpath = function (path, from, to) {
3266 if (abs(this.getTotalLength(path) - to) < 1e-6) {
3267 return getSubpathsAtLength(path, from).end;
3269 var a = getSubpathsAtLength(path, to, 1);
3270 return from ? getSubpathsAtLength(a, from).end : a;
3273 * Element.getTotalLength
3276 * Returns length of the path in pixels. Only works for element of “path” type.
3279 elproto.getTotalLength = function () {
3280 if (this.type != "path") {return;}
3281 if (this.node.getTotalLength) {
3282 return this.node.getTotalLength();
3284 return getTotalLength(this.attrs.path);
3287 * Element.getPointAtLength
3290 * Return coordinates of the point located at the given length on the given path. Only works for element of “path” type.
3296 = (object) representation of the point:
3298 o x: (number) x coordinate
3299 o y: (number) y coordinate
3300 o alpha: (number) angle of derivative
3303 elproto.getPointAtLength = function (length) {
3304 if (this.type != "path") {return;}
3305 return getPointAtLength(this.attrs.path, length);
3308 * Element.getSubpath
3311 * Return subpath of a given element from given length to given length. Only works for element of “path” type.
3315 - from (number) position of the start of the segment
3316 - to (number) position of the end of the segment
3318 = (string) pathstring for the segment
3320 elproto.getSubpath = function (from, to) {
3321 if (this.type != "path") {return;}
3322 return R.getSubpath(this.attrs.path, from, to);
3325 * Raphael.easing_formulas
3328 * Object that contains easing formulas for animation. You could extend it with your own. By default it has following list of easing:
3331 # <li>“<” or “easeIn” or “ease-in”</li>
3332 # <li>“>” or “easeOut” or “ease-out”</li>
3333 # <li>“<>” or “easeInOut” or “ease-in-out”</li>
3334 # <li>“backIn” or “back-in”</li>
3335 # <li>“backOut” or “back-out”</li>
3336 # <li>“elastic”</li>
3339 # <p>See also <a href="http://raphaeljs.com/easing.html">Easing demo</a>.</p>
3341 var ef = R.easing_formulas = {
3342 linear: function (n) {
3351 "<>": function (n) {
3352 var q = .48 - n / 1.04,
3353 Q = math.sqrt(.1734 + q * q),
3355 X = pow(abs(x), 1 / 3) * (x < 0 ? -1 : 1),
3357 Y = pow(abs(y), 1 / 3) * (y < 0 ? -1 : 1),
3359 return (1 - t) * 3 * t * t + t * t * t;
3361 backIn: function (n) {
3363 return n * n * ((s + 1) * n - s);
3365 backOut: function (n) {
3368 return n * n * ((s + 1) * n + s) + 1;
3370 elastic: function (n) {
3374 return pow(2, -10 * n) * math.sin((n - .075) * (2 * PI) / .3) + 1;
3376 bounce: function (n) {
3385 l = s * n * n + .75;
3387 if (n < (2.5 / p)) {
3389 l = s * n * n + .9375;
3392 l = s * n * n + .984375;
3399 ef.easeIn = ef["ease-in"] = ef["<"];
3400 ef.easeOut = ef["ease-out"] = ef[">"];
3401 ef.easeInOut = ef["ease-in-out"] = ef["<>"];
3402 ef["back-in"] = ef.backIn;
3403 ef["back-out"] = ef.backOut;
3405 var animationElements = [],
3406 requestAnimFrame = window.requestAnimationFrame ||
3407 window.webkitRequestAnimationFrame ||
3408 window.mozRequestAnimationFrame ||
3409 window.oRequestAnimationFrame ||
3410 window.msRequestAnimationFrame ||
3411 function (callback) {
3412 setTimeout(callback, 16);
3414 animation = function () {
3415 var Now = +new Date,
3417 for (; l < animationElements.length; l++) {
3418 var e = animationElements[l];
3419 if (e.el.removed || e.paused) {
3422 var time = Now - e.start,
3433 time = (e.initstatus * e.anim.top - e.prev) / (e.percent - e.prev) * ms;
3434 e.status = e.initstatus;
3435 delete e.initstatus;
3436 e.stop && animationElements.splice(l--, 1);
3438 e.status = (e.prev + (e.percent - e.prev) * (time / ms)) / e.anim.top;
3444 var pos = easing(time / ms);
3445 for (var attr in from) if (from[has](attr)) {
3446 switch (availableAnimAttrs[attr]) {
3448 now = +from[attr] + pos * ms * diff[attr];
3452 upto255(round(from[attr].r + pos * ms * diff[attr].r)),
3453 upto255(round(from[attr].g + pos * ms * diff[attr].g)),
3454 upto255(round(from[attr].b + pos * ms * diff[attr].b))
3459 for (var i = 0, ii = from[attr].length; i < ii; i++) {
3460 now[i] = [from[attr][i][0]];
3461 for (var j = 1, jj = from[attr][i].length; j < jj; j++) {
3462 now[i][j] = +from[attr][i][j] + pos * ms * diff[attr][i][j];
3464 now[i] = now[i].join(S);
3469 if (diff[attr].real) {
3471 for (i = 0, ii = from[attr].length; i < ii; i++) {
3472 now[i] = [from[attr][i][0]];
3473 for (j = 1, jj = from[attr][i].length; j < jj; j++) {
3474 now[i][j] = from[attr][i][j] + pos * ms * diff[attr][i][j];
3478 var get = function (i) {
3479 return +from[attr][i] + pos * ms * diff[attr][i];
3481 // now = [["r", get(2), 0, 0], ["t", get(3), get(4)], ["s", get(0), get(1), 0, 0]];
3482 now = [["m", get(0), get(1), get(2), get(3), get(4), get(5)]];
3486 if (attr == "clip-rect") {
3490 now[i] = +from[attr][i] + pos * ms * diff[attr][i];
3495 var from2 = [].concat(from[attr]);
3497 i = that.paper.customAttributes[attr].length;
3499 now[i] = +from2[i] + pos * ms * diff[attr][i];
3506 (function (id, that, anim) {
3507 setTimeout(function () {
3508 eve("anim.frame." + id, that, anim);
3510 })(that.id, that, e.anim);
3512 (function(f, el, a) {
3513 setTimeout(function() {
3514 eve("anim.frame." + el.id, el, a);
3515 eve("anim.finish." + el.id, el, a);
3516 R.is(f, "function") && f.call(el);
3518 })(e.callback, that, e.anim);
3520 animationElements.splice(l--, 1);
3521 if (e.repeat > 1 && !e.next) {
3522 runAnimation(e.anim, e.el, e.anim.percents[0], null, e.totalOrigin, e.repeat - 1);
3524 if (e.next && !e.stop) {
3525 runAnimation(e.anim, e.el, e.next, null, e.totalOrigin, e.repeat);
3529 R.svg && that && that.paper && that.paper.safari();
3530 animationElements.length && requestAnimFrame(animation);
3532 upto255 = function (color) {
3533 return color > 255 ? 255 : color < 0 ? 0 : color;
3536 * Element.animateWith
3539 * Acts similar to @Element.animate, but ensure that given animation runs in sync with another given element.
3543 - element (object) element to sync with
3544 - anim (object) animation to sync with
3545 - params (object) #optional final attributes for the element, see also @Element.attr
3546 - ms (number) #optional number of milliseconds for animation to run
3547 - easing (string) #optional easing type. Accept on of @Raphael.easing_formulas or CSS format: `cubic‐bezier(XX, XX, XX, XX)`
3548 - callback (function) #optional callback function. Will be called at the end of animation.
3550 - element (object) element to sync with
3551 - anim (object) animation to sync with
3552 - animation (object) #optional animation object, see @Raphael.animation
3554 = (object) original element
3556 elproto.animateWith = function (element, anim, params, ms, easing, callback) {
3557 var a = params ? R.animation(params, ms, easing, callback) : anim;
3558 status = element.status(anim);
3559 return this.animate(a).status(a, status * anim.ms / a.ms);
3561 function CubicBezierAtTime(t, p1x, p1y, p2x, p2y, duration) {
3563 bx = 3 * (p2x - p1x) - cx,
3566 by = 3 * (p2y - p1y) - cy,
3568 function sampleCurveX(t) {
3569 return ((ax * t + bx) * t + cx) * t;
3571 function solve(x, epsilon) {
3572 var t = solveCurveX(x, epsilon);
3573 return ((ay * t + by) * t + cy) * t;
3575 function solveCurveX(x, epsilon) {
3576 var t0, t1, t2, x2, d2, i;
3577 for(t2 = x, i = 0; i < 8; i++) {
3578 x2 = sampleCurveX(t2) - x;
3579 if (abs(x2) < epsilon) {
3582 d2 = (3 * ax * t2 + 2 * bx) * t2 + cx;
3583 if (abs(d2) < 1e-6) {
3598 x2 = sampleCurveX(t2);
3599 if (abs(x2 - x) < epsilon) {
3607 t2 = (t1 - t0) / 2 + t0;
3611 return solve(t, 1 / (200 * duration));
3613 elproto.onAnimation = function (f) {
3614 f ? eve.on("anim.frame." + this.id, f) : eve.unbind("anim.frame." + this.id);
3617 function Animation(anim, ms) {
3623 for (var attr in anim) if (anim[has](attr)) {
3624 newAnim[toFloat(attr)] = anim[attr];
3625 percents.push(toFloat(attr));
3627 percents.sort(sortByNumber);
3629 this.anim = newAnim;
3630 this.top = percents[percents.length - 1];
3631 this.percents = percents;
3637 * Creates a copy of existing animation object with given delay.
3641 - delay (number) number of ms to pass between animation start and actual animation
3643 = (object) new altered Animation object
3645 Animation.prototype.delay = function (delay) {
3646 var a = new Animation(this.anim, this.ms);
3647 a.times = this.times;
3648 a.del = +delay || 0;
3655 * Creates a copy of existing animation object with given repetition.
3659 - repeat (number) number iterations of animation. For infinite animation pass `Infinity`
3661 = (object) new altered Animation object
3663 Animation.prototype.repeat = function (times) {
3664 var a = new Animation(this.anim, this.ms);
3666 a.times = math.floor(mmax(times, 0)) || 1;
3669 function runAnimation(anim, element, percent, status, totalOrigin, times) {
3670 percent = toFloat(percent);
3683 for (i = 0, ii = animationElements.length; i < ii; i++) {
3684 var e = animationElements[i];
3685 if (e.el.id == element.id && e.anim == anim) {
3686 if (e.percent != percent) {
3687 animationElements.splice(i, 1);
3692 element.attr(e.totalOrigin);
3697 status = +to; // NaN
3699 for (var i = 0, ii = anim.percents.length; i < ii; i++) {
3700 if (anim.percents[i] == percent || anim.percents[i] > status * anim.top) {
3701 percent = anim.percents[i];
3702 prev = anim.percents[i - 1] || 0;
3703 ms = ms / anim.top * (percent - prev);
3704 next = anim.percents[i + 1];
3705 params = anim.anim[percent];
3707 } else if (status) {
3708 element.attr(anim.anim[anim.percents[i]]);
3715 for (attr in params) if (params[has](attr)) {
3716 if (availableAnimAttrs[has](attr) || element.paper.customAttributes[has](attr)) {
3717 from[attr] = element.attr(attr);
3718 (from[attr] == null) && (from[attr] = availableAttrs[attr]);
3719 to[attr] = params[attr];
3720 switch (availableAnimAttrs[attr]) {
3722 diff[attr] = (to[attr] - from[attr]) / ms;
3725 from[attr] = R.getRGB(from[attr]);
3726 var toColour = R.getRGB(to[attr]);
3728 r: (toColour.r - from[attr].r) / ms,
3729 g: (toColour.g - from[attr].g) / ms,
3730 b: (toColour.b - from[attr].b) / ms
3734 var pathes = path2curve(from[attr], to[attr]),
3736 from[attr] = pathes[0];
3738 for (i = 0, ii = from[attr].length; i < ii; i++) {
3739 diff[attr][i] = [0];
3740 for (var j = 1, jj = from[attr][i].length; j < jj; j++) {
3741 diff[attr][i][j] = (toPath[i][j] - from[attr][i][j]) / ms;
3747 eq = equaliseTransform(_[attr], to[attr]);
3749 from[attr] = eq.from;
3752 diff[attr].real = true;
3753 for (i = 0, ii = from[attr].length; i < ii; i++) {
3754 diff[attr][i] = [from[attr][i][0]];
3755 for (j = 1, jj = from[attr][i].length; j < jj; j++) {
3756 diff[attr][i][j] = (to[attr][i][j] - from[attr][i][j]) / ms;
3760 var m = (element.matrix || new Matrix),
3762 _: {transform: _.transform},
3763 getBBox: function () {
3764 return element.getBBox(1);
3775 extractTransform(to2, to[attr]);
3776 to[attr] = to2._.transform;
3778 (to2.matrix.a - m.a) / ms,
3779 (to2.matrix.b - m.b) / ms,
3780 (to2.matrix.c - m.c) / ms,
3781 (to2.matrix.d - m.d) / ms,
3782 (to2.matrix.e - m.e) / ms,
3783 (to2.matrix.e - m.f) / ms
3785 // from[attr] = [_.sx, _.sy, _.deg, _.dx, _.dy];
3786 // var to2 = {_:{}, getBBox: function () { return element.getBBox(); }};
3787 // extractTransform(to2, to[attr]);
3789 // (to2._.sx - _.sx) / ms,
3790 // (to2._.sy - _.sy) / ms,
3791 // (to2._.deg - _.deg) / ms,
3792 // (to2._.dx - _.dx) / ms,
3793 // (to2._.dy - _.dy) / ms
3798 var values = Str(params[attr]).split(separator),
3799 from2 = Str(from[attr]).split(separator);
3800 if (attr == "clip-rect") {
3805 diff[attr][i] = (values[i] - from[attr][i]) / ms;
3811 values = [].concat(params[attr]);
3812 from2 = [].concat(from[attr]);
3814 i = element.paper.customAttributes[attr].length;
3816 diff[attr][i] = ((values[i] || 0) - (from2[i] || 0)) / ms;
3822 var easing = params.easing,
3823 easyeasy = R.easing_formulas[easing];
3825 easyeasy = Str(easing).match(bezierrg);
3826 if (easyeasy && easyeasy.length == 5) {
3827 var curve = easyeasy;
3828 easyeasy = function (t) {
3829 return CubicBezierAtTime(t, +curve[1], +curve[2], +curve[3], +curve[4], ms);
3835 timestamp = params.start || anim.start || +new Date;
3839 timestamp: timestamp,
3840 start: timestamp + (anim.del || 0),
3842 initstatus: status || 0,
3850 callback: params.callback,
3853 repeat: times || anim.times,
3854 origin: element.attr(),
3855 totalOrigin: totalOrigin
3857 animationElements.push(e);
3858 if (status && !isInAnim && !isInAnimSet) {
3860 e.start = new Date - ms * status;
3861 if (animationElements.length == 1) {
3866 e.start = new Date - e.ms * status;
3868 animationElements.length == 1 && requestAnimFrame(animation);
3870 isInAnim.initstatus = status;
3871 isInAnim.start = new Date - isInAnim.ms * status;
3873 eve("anim.start." + element.id, element, anim);
3879 * Creates an animation object that can be passed to the @Element.animate or @Element.animateWith methods.
3880 * See also @Animation.delay and @Animation.repeat methods.
3884 - params (object) final attributes for the element, see also @Element.attr
3885 - ms (number) number of milliseconds for animation to run
3886 - easing (string) #optional easing type. Accept one of @Raphael.easing_formulas or CSS format: `cubic‐bezier(XX, XX, XX, XX)`
3887 - callback (function) #optional callback function. Will be called at the end of animation.
3889 = (object) @Animation
3891 R.animation = function (params, ms, easing, callback) {
3892 if (params instanceof Animation) {
3895 if (R.is(easing, "function") || !easing) {
3896 callback = callback || easing || null;
3899 params = Object(params);
3904 for (attr in params) if (params[has](attr) && toFloat(attr) != attr && toFloat(attr) + "%" != attr) {
3906 p[attr] = params[attr];
3909 return new Animation(params, ms);
3911 easing && (p.easing = easing);
3912 callback && (p.callback = callback);
3913 return new Animation({100: p}, ms);
3920 * Creates and starts animation for given element.
3924 - params (object) final attributes for the element, see also @Element.attr
3925 - ms (number) number of milliseconds for animation to run
3926 - easing (string) #optional easing type. Accept one of @Raphael.easing_formulas or CSS format: `cubic‐bezier(XX, XX, XX, XX)`
3927 - callback (function) #optional callback function. Will be called at the end of animation.
3929 - animation (object) animation object, see @Raphael.animation
3931 = (object) original element
3933 elproto.animate = function (params, ms, easing, callback) {
3935 if (element.removed) {
3936 callback && callback.call(element);
3939 var anim = params instanceof Animation ? params : R.animation(params, ms, easing, callback);
3940 runAnimation(anim, element, anim.percents[0], null, element.attr());
3947 * Sets the status of animation of the element in milliseconds. Similar to @Element.status method.
3951 - anim (object) animation object
3952 - value (number) number of milliseconds from the beginning of the animation
3954 = (object) original element if `value` is specified
3955 * Note, that during animation following events are triggered:
3957 * On each animation frame event `anim.frame.<id>`, on start `anim.start.<id>` and on end `anim.finish.<id>`.
3959 elproto.setTime = function (anim, value) {
3960 if (anim && value != null) {
3961 this.status(anim, mmin(value, anim.ms) / anim.ms);
3969 * Gets or sets the status of animation of the element.
3973 - anim (object) #optional animation object
3974 - value (number) #optional 0 – 1. If specified, method works like a setter and sets the status of a given animation to the value. This will cause animation to jump to the given position.
3978 = (array) status if `anim` is not specified. Array of objects in format:
3980 o anim: (object) animation object
3981 o status: (number) status
3984 = (object) original element if `value` is specified
3986 elproto.status = function (anim, value) {
3991 if (value != null) {
3992 runAnimation(anim, this, -1, mmin(value, 1));
3995 len = animationElements.length;
3996 for (; i < len; i++) {
3997 e = animationElements[i];
3998 if (e.el.id == this.id && (!anim || e.anim == anim)) {
4018 * Stops animation of the element with ability to resume it later on.
4022 - anim (object) #optional animation object
4024 = (object) original element
4026 elproto.pause = function (anim) {
4027 for (var i = 0; i < animationElements.length; i++) if (animationElements[i].el.id == this.id && (!anim || animationElements[i].anim == anim)) {
4028 if (eve("anim.pause." + this.id, this, animationElements[i].anim) !== false) {
4029 animationElements[i].paused = true;
4038 * Resumes animation if it was paused with @Element.pause method.
4042 - anim (object) #optional animation object
4044 = (object) original element
4046 elproto.resume = function (anim) {
4047 for (var i = 0; i < animationElements.length; i++) if (animationElements[i].el.id == this.id && (!anim || animationElements[i].anim == anim)) {
4048 var e = animationElements[i];
4049 if (eve("anim.resume." + this.id, this, e.anim) !== false) {
4051 this.status(e.anim, e.status);
4060 * Stops animation of the element.
4064 - anim (object) #optional animation object
4066 = (object) original element
4068 elproto.stop = function (anim) {
4069 for (var i = 0; i < animationElements.length; i++) if (animationElements[i].el.id == this.id && (!anim || animationElements[i].anim == anim)) {
4070 if (eve("anim.stop." + this.id, this, animationElements[i].anim) !== false) {
4071 animationElements.splice(i--, 1);
4076 elproto.toString = function () {
4077 return "Rapha\xebl\u2019s object";
4081 var Set = function (items) {
4086 for (var i = 0, ii = items.length; i < ii; i++) {
4087 if (items[i] && (items[i].constructor == elproto.constructor || items[i].constructor == Set)) {
4088 this[this.items.length] = this.items[this.items.length] = items[i];
4094 setproto = Set.prototype;
4099 * Adds each argument to the current set.
4100 = (object) original element
4102 setproto.push = function () {
4105 for (var i = 0, ii = arguments.length; i < ii; i++) {
4106 item = arguments[i];
4107 if (item && (item.constructor == elproto.constructor || item.constructor == Set)) {
4108 len = this.items.length;
4109 this[len] = this.items[len] = item;
4119 * Removes last element and returns it.
4122 setproto.pop = function () {
4123 this.length && delete this[this.length--];
4124 return this.items.pop();
4130 * Executes given function for each element in the set.
4132 * If function returns `false` it will stop loop running.
4136 - callback (function) function to run
4137 - thisArg (object) context object for the callback
4138 = (object) Set object
4140 setproto.forEach = function (callback, thisArg) {
4141 for (var i = 0, ii = this.items.length; i < ii; i++) {
4142 if (callback.call(thisArg, this.items[i]) === false) {
4148 for (var method in elproto) if (elproto[has](method)) {
4149 setproto[method] = (function (methodname) {
4150 return function () {
4151 var arg = arguments;
4152 return this.forEach(function (el) {
4153 el[methodname][apply](el, arg);
4158 setproto.attr = function (name, value) {
4159 if (name && R.is(name, array) && R.is(name[0], "object")) {
4160 for (var j = 0, jj = name.length; j < jj; j++) {
4161 this.items[j].attr(name[j]);
4164 for (var i = 0, ii = this.items.length; i < ii; i++) {
4165 this.items[i].attr(name, value);
4174 * Removeds all elements from the set
4176 setproto.clear = function () {
4177 while (this.length) {
4185 * Removes given element from the set
4189 - index (number) position of the deletion
4190 - count (number) number of element to remove
4191 - insertion… (object) #optional elements to insert
4192 = (object) set elements that were deleted
4194 setproto.splice = function (index, count, insertion) {
4195 index = index < 0 ? mmax(this.length + index, 0) : index;
4196 count = mmax(0, mmin(this.length - index, count));
4201 for (i = 2; i < arguments.length; i++) {
4202 args.push(arguments[i]);
4204 for (i = 0; i < count; i++) {
4205 todel.push(this[index + i]);
4207 for (; i < this.length - index; i++) {
4208 tail.push(this[index + i]);
4210 var arglen = args.length;
4211 for (i = 0; i < arglen + tail.length; i++) {
4212 this.items[index + i] = this[index + i] = i < arglen ? args[i] : tail[i - arglen];
4214 i = this.items.length = this.length -= count - arglen;
4218 return new Set(todel);
4224 * Removes given element from the set
4228 - element (object) element to remove
4229 = (boolean) `true` if object was found & removed from the set
4231 setproto.exclude = function (el) {
4232 for (var i = 0, ii = this.length, found; i < ii; i++) if (found || this[i] == el) {
4233 this[i] = this[i + 1];
4242 setproto.animate = function (params, ms, easing, callback) {
4243 (R.is(easing, "function") || !easing) && (callback = easing || null);
4244 var len = this.items.length,
4252 callback && (collector = function () {
4253 !--len && callback.call(set);
4255 easing = R.is(easing, string) ? easing : collector;
4256 var anim = R.animation(params, ms, easing, collector);
4257 item = this.items[--i].animate(anim);
4259 this.items[i] && !this.items[i].removed && this.items[i].animateWith(item, anim);
4263 setproto.insertAfter = function (el) {
4264 var i = this.items.length;
4266 this.items[i].insertAfter(el);
4270 setproto.getBBox = function () {
4275 for (var i = this.items.length; i--;) if (!this.items[i].removed) {
4276 var box = this.items[i].getBBox();
4279 w.push(box.x + box.width);
4280 h.push(box.y + box.height);
4282 x = mmin[apply](0, x);
4283 y = mmin[apply](0, y);
4287 width: mmax[apply](0, w) - x,
4288 height: mmax[apply](0, h) - y
4291 setproto.clone = function (s) {
4293 for (var i = 0, ii = this.items.length; i < ii; i++) {
4294 s.push(this.items[i].clone());
4298 setproto.toString = function () {
4299 return "Rapha\xebl\u2018s set";
4303 * Raphael.registerFont
4306 * Adds given font to the registered set of fonts for Raphaël. Should be used as an internal call from within Cufón’s font file.
4307 * Returns original parameter, so it could be used with chaining.
4308 # <a href="http://wiki.github.com/sorccu/cufon/about">More about Cufón and how to convert your font form TTF, OTF, etc to JavaScript file.</a>
4312 - font (object) the font to register
4313 = (object) the font you passed in
4315 | Cufon.registerFont(Raphael.registerFont({…}));
4317 R.registerFont = function (font) {
4321 this.fonts = this.fonts || {};
4327 family = font.face["font-family"];
4328 for (var prop in font.face) if (font.face[has](prop)) {
4329 fontcopy.face[prop] = font.face[prop];
4331 if (this.fonts[family]) {
4332 this.fonts[family].push(fontcopy);
4334 this.fonts[family] = [fontcopy];
4337 fontcopy.face["units-per-em"] = toInt(font.face["units-per-em"], 10);
4338 for (var glyph in font.glyphs) if (font.glyphs[has](glyph)) {
4339 var path = font.glyphs[glyph];
4340 fontcopy.glyphs[glyph] = {
4343 d: path.d && "M" + path.d.replace(/[mlcxtrv]/g, function (command) {
4344 return {l: "L", c: "C", x: "z", t: "m", r: "l", v: "c"}[command] || "M";
4348 for (var k in path.k) if (path[has](k)) {
4349 fontcopy.glyphs[glyph].k[k] = path.k[k];
4360 * Finds font object in the registered fonts by given parameters. You could specify only one word from the font name, like “Myriad” for “Myriad Pro”.
4364 - family (string) font family name or any word from it
4365 - weight (string) #optional font weight
4366 - style (string) #optional font style
4367 - stretch (string) #optional font stretch
4368 = (object) the font object
4370 | paper.print(100, 100, "Test string", paper.getFont("Times", 800), 30);
4372 paperproto.getFont = function (family, weight, style, stretch) {
4373 stretch = stretch || "normal";
4374 style = style || "normal";
4375 weight = +weight || {normal: 400, bold: 700, lighter: 300, bolder: 800}[weight] || 400;
4379 var font = R.fonts[family];
4381 var name = new RegExp("(^|\\s)" + family.replace(/[^\w\d\s+!~.:_-]/g, E) + "(\\s|$)", "i");
4382 for (var fontName in R.fonts) if (R.fonts[has](fontName)) {
4383 if (name.test(fontName)) {
4384 font = R.fonts[fontName];
4391 for (var i = 0, ii = font.length; i < ii; i++) {
4393 if (thefont.face["font-weight"] == weight && (thefont.face["font-style"] == style || !thefont.face["font-style"]) && thefont.face["font-stretch"] == stretch) {
4404 * Creates set of shapes to represent given font at given position with given size.
4405 * Result of the method is set object (see @Paper.set) which contains each letter as separate path object.
4409 - x (number) x position of the text
4410 - y (number) y position of the text
4411 - text (string) text to print
4412 - font (object) font object, see @Paper.getFont
4413 - size (number) #optional size of the font, default is `16`
4414 - origin (string) #optional could be `"baseline"` or `"middle"`, default is `"middle"`
4415 - letter_spacing (number) #optional number in range `-1..1`, default is `0`
4416 = (object) resulting set of letters
4418 | var txt = r.print(10, 50, "print", r.getFont("Museo"), 30).attr({fill: "#fff"});
4419 | // following line will paint first letter in red
4420 | txt[0].attr({fill: "#f00"});
4422 paperproto.print = function (x, y, string, font, size, origin, letter_spacing) {
4423 origin = origin || "middle"; // baseline|middle
4424 letter_spacing = mmax(mmin(letter_spacing || 0, 1), -1);
4425 var out = this.set(),
4426 letters = Str(string).split(E),
4430 R.is(font, string) && (font = this.getFont(font));
4432 scale = (size || 16) / font.face["units-per-em"];
4433 var bb = font.face.bbox.split(separator),
4435 height = +bb[1] + (origin == "baseline" ? bb[3] - bb[1] + (+font.face.descent) : (bb[3] - bb[1]) / 2);
4436 for (var i = 0, ii = letters.length; i < ii; i++) {
4437 var prev = i && font.glyphs[letters[i - 1]] || {},
4438 curr = font.glyphs[letters[i]];
4439 shift += i ? (prev.w || font.w) + (prev.k && prev.k[letters[i]] || 0) + (font.w * letter_spacing) : 0;
4440 curr && curr.d && out.push(this.path(curr.d).attr({
4443 transform: [["t", shift * scale, 0]]
4446 out.transform(["...s", scale, scale, top, height, "t", (x - top) / scale, (y - height) / scale]);
4455 * Simple format function. Replaces construction of type “`{<number>}`” to the corresponding argument.
4459 - token (string) string to format
4460 - … (string) rest of arguments will be treated as parameters for replacement
4461 = (string) formated string
4467 | // this will draw a rectangular shape equivalent to "M10,20h40v50h-40z"
4468 | paper.path(Raphael.format("M{1},{2}h{3}v{4}h{5}z", x, y, width, height, -width));
4470 R.format = function (token, params) {
4471 var args = R.is(params, array) ? [0][concat](params) : arguments;
4472 token && R.is(token, string) && args.length - 1 && (token = token.replace(formatrg, function (str, i) {
4473 return args[++i] == null ? E : args[i];
4481 * A little bit more advanced format function than @Raphael.format. Replaces construction of type “`{<name>}`” to the corresponding argument.
4485 - token (string) string to format
4486 - json (object) object which properties will be used as a replacement
4487 = (string) formated string
4489 | // this will draw a rectangular shape equivalent to "M10,20h40v50h-40z"
4490 | paper.path(Raphael.format("M{x},{y}h{dim.width}v{dim.height}h{dim['negative width']}z", {
4496 | "negative width": -40
4500 R.fullfill = (function () {
4501 var tokenRegex = /\{([^\}]+)\}/g,
4502 objNotationRegex = /(?:(?:^|\.)(.+?)(?=\[|\.|$|\()|\[('|")(.+?)\2\])(\(\))?/g, // matches .xxxxx or ["xxxxx"] to run over object properties
4503 replacer = function (all, key, obj) {
4505 key.replace(objNotationRegex, function (all, name, quote, quotedName, isFunc) {
4506 name = name || quotedName;
4511 typeof res == "function" && isFunc && (res = res());
4514 res = (res == null || res == obj ? all : res) + "";
4517 return function (str, obj) {
4518 return String(str).replace(tokenRegex, function (all, key) {
4519 return replacer(all, key, obj);
4527 * If you want to leave no trace of Raphaël (Well, Raphaël creates only one global variable `Raphael`, but anyway.) You can use `ninja` method.
4528 * Beware, that in this case plugins could stop working, because they are depending on global variable existance.
4530 = (object) Raphael object
4532 | (function (local_raphael) {
4533 | var paper = local_raphael(10, 10, 320, 200);
4535 | })(Raphael.ninja());
4537 R.ninja = function () {
4538 oldRaphael.was ? (g.win.Raphael = oldRaphael.is) : delete Raphael;
4543 [ property (object) ]
4545 * You can add your own method to elements and sets. It is wise to add a set method for each element method
4546 * you added, so you will be able to call the same method on sets too.
4548 * See also @Raphael.el.
4550 | Raphael.el.red = function () {
4551 | this.attr({fill: "#f00"});
4553 | Raphael.st.red = function () {
4554 | this.forEach(function () {
4559 | paper.set(paper.circle(100, 100, 20), paper.circle(110, 100, 20)).red();
4562 // Firefox <3.6 fix: http://webreflection.blogspot.com/2009/11/195-chars-to-help-lazy-loading.html
4563 (function (doc, loaded, f) {
4564 if (doc.readyState == null && doc.addEventListener){
4565 doc.addEventListener(loaded, f = function () {
4566 doc.removeEventListener(loaded, f, false);
4567 doc.readyState = "complete";
4569 doc.readyState = "loading";
4571 function isLoaded() {
4572 (/in/).test(doc.readyState) ? setTimeout(isLoaded, 9) : R.eve("DOMload");
4575 })(document, "DOMContentLoaded");
4577 oldRaphael.was ? (g.win.Raphael = R) : (Raphael = R);
4579 eve.on("DOMload", function () {