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 orientationchange touchcancel gesturestart gesturechange gestureend".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 ms = " progid:DXImageTransform.Microsoft",
142 upperCase = Str.prototype.toUpperCase,
143 availableAttrs = R._availableAttrs = {
145 "arrow-start": "none",
147 "clip-rect": "0 0 1e9 1e9",
153 font: '10px "Arial"',
154 "font-family": '"Arial"',
156 "font-style": "normal",
160 href: "http://raphaeljs.com/",
168 "stroke-dasharray": "",
169 "stroke-linecap": "butt",
170 "stroke-linejoin": "butt",
171 "stroke-miterlimit": 0,
175 "text-anchor": "middle",
182 availableAnimAttrs = R._availableAnimAttrs = {
197 "stroke-opacity": nu,
199 transform: "transform",
204 commaSpaces = /\s*,\s*/,
205 hsrg = {hs: 1, rg: 1},
206 p2s = /,?([achlmqrstvxz]),?/gi,
207 pathCommand = /([achlmqstvz])[\s,]*((-?\d*\.?\d*(?:e[\-+]?\d+)?\s*,?\s*)+)/ig,
208 tCommand = /([rstm])[\s,]*((-?\d*\.?\d*(?:e[\-+]?\d+)?\s*,?\s*)+)/ig,
209 pathValues = /(-?\d*\.?\d*(?:e[\-+]?\d+)?)\s*,?\s*/ig,
210 radial_gradient = R._radial_gradient = /^r(?:\(([^,]+?)\s*,\s*([^\)]+?)\))?/,
211 sortByKey = function (a, b) {
212 return a.key - b.key;
214 sortByNumber = function (a, 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;
496 var toHex = function (color) {
498 // http://dean.edwards.name/weblog/2009/10/convert-any-colour-value-to-hex-in-msie/
499 var trim = /^\s+|\s+$/g;
502 var docum = new ActiveXObject("htmlfile");
503 docum.write("<body>");
507 bod = createPopup().document.body;
509 var range = bod.createTextRange();
510 toHex = cacher(function (color) {
512 bod.style.color = Str(color).replace(trim, E);
513 var value = range.queryCommandValue("ForeColor");
514 value = ((value & 255) << 16) | (value & 65280) | ((value & 16711680) >>> 16);
515 return "#" + ("000000" + value.toString(16)).slice(-6);
521 var i = g.doc.createElement("i");
522 i.title = "Rapha\xebl Colour Picker";
523 i.style.display = "none";
524 g.doc.body.appendChild(i);
525 toHex = cacher(function (color) {
526 i.style.color = color;
527 return g.doc.defaultView.getComputedStyle(i, E).getPropertyValue("color");
532 hsbtoString = function () {
533 return "hsb(" + [this.h, this.s, this.b] + ")";
535 hsltoString = function () {
536 return "hsl(" + [this.h, this.s, this.l] + ")";
538 rgbtoString = function () {
541 prepareRGB = function (r, g, b) {
542 if (g == null && R.is(r, "object") && "r" in r && "g" in r && "b" in r) {
547 if (g == null && R.is(r, string)) {
548 var clr = R.getRGB(r);
553 if (r > 1 || g > 1 || b > 1) {
561 packageRGB = function (r, g, b, o) {
570 toString: rgbtoString
572 R.is(o, "finite") && (rgb.opacity = o);
580 * Parses the color string and returns object with all values for the given color.
582 - clr (string) color string in one of the supported formats (see @Raphael.getRGB)
583 = (object) Combined RGB & HSB object in format:
588 o hex (string) color in HTML/CSS format: #••••••,
589 o error (boolean) `true` if string can’t be parsed,
591 o s (number) saturation,
592 o v (number) value (brightness),
593 o l (number) lightness
596 R.color = function (clr) {
598 if (R.is(clr, "object") && "h" in clr && "s" in clr && "b" in clr) {
599 rgb = R.hsb2rgb(clr);
604 } else if (R.is(clr, "object") && "h" in clr && "s" in clr && "l" in clr) {
605 rgb = R.hsl2rgb(clr);
611 if (R.is(clr, "string")) {
614 if (R.is(clr, "object") && "r" in clr && "g" in clr && "b" in clr) {
615 rgb = R.rgb2hsl(clr);
619 rgb = R.rgb2hsb(clr);
623 crl.r = clr.g = clr.b = clr.h = clr.s = clr.v = clr.l = -1;
626 clr.toString = rgbtoString;
633 * Converts HSB values to RGB object.
636 - s (number) saturation
637 - v (number) value or brightness
638 = (object) RGB object in format:
643 o hex (string) color in HTML/CSS format: #••••••
646 R.hsb2rgb = function (h, s, v, o) {
647 if (this.is(h, "object") && "h" in h && "s" in h && "b" in h) {
657 X = C * (1 - abs(h % 2 - 1));
661 R += [C, X, 0, 0, X, C][h];
662 G += [X, C, C, X, 0, 0][h];
663 B += [0, 0, X, C, C, X][h];
664 return packageRGB(R, G, B, o);
670 * Converts HSL values to RGB object.
673 - s (number) saturation
674 - l (number) luminosity
675 = (object) RGB object in format:
680 o hex (string) color in HTML/CSS format: #••••••
683 R.hsl2rgb = function (h, s, l, o) {
684 if (this.is(h, "object") && "h" in h && "s" in h && "l" in h) {
689 if (h > 1 || s > 1 || l > 1) {
697 C = 2 * s * (l < .5 ? l : 1 - l);
698 X = C * (1 - abs(h % 2 - 1));
699 R = G = B = l - C / 2;
702 R += [C, X, 0, 0, X, C][h];
703 G += [X, C, C, X, 0, 0][h];
704 B += [0, 0, X, C, C, X][h];
705 return packageRGB(R, G, B, o);
711 * Converts RGB values to HSB object.
716 = (object) HSB object in format:
719 o s (number) saturation
720 o b (number) brightness
723 R.rgb2hsb = function (r, g, b) {
724 b = prepareRGB(r, g, b);
731 C = V - mmin(r, g, b);
733 V == r ? (g - b) / C :
734 V == g ? (b - r) / C + 2 :
737 H = ((H + 360) % 6) * 60 / 360;
738 S = C == 0 ? 0 : C / V;
739 return {h: H, s: S, b: V, toString: hsbtoString};
745 * Converts RGB values to HSL object.
750 = (object) HSL object in format:
753 o s (number) saturation
754 o l (number) luminosity
757 R.rgb2hsl = function (r, g, b) {
758 b = prepareRGB(r, g, b);
763 var H, S, L, M, m, C;
768 M == r ? (g - b) / C :
769 M == g ? (b - r) / C + 2 :
771 H = ((H + 360) % 6) * 60 / 360;
774 L < .5 ? C / (2 * L) :
776 return {h: H, s: S, l: L, toString: hsltoString};
778 R._path2string = function () {
779 return this.join(",").replace(p2s, "$1");
781 function repush(array, item) {
782 for (var i = 0, ii = array.length; i < ii; i++) if (array[i] === item) {
783 return array.push(array.splice(i, 1)[0]);
786 function cacher(f, scope, postprocessor) {
788 var arg = Array.prototype.slice.call(arguments, 0),
789 args = arg.join("\u2400"),
790 cache = newf.cache = newf.cache || {},
791 count = newf.count = newf.count || [];
792 if (cache[has](args)) {
794 return postprocessor ? postprocessor(cache[args]) : cache[args];
796 count.length >= 1e3 && delete cache[count.shift()];
798 cache[args] = f[apply](scope, arg);
799 return postprocessor ? postprocessor(cache[args]) : cache[args];
804 var preload = R._preload = function (src, f) {
805 var img = g.doc.createElement("img");
806 img.style.cssText = "position:absolute;left:-9999em;top-9999em";
807 img.onload = function () {
810 g.doc.body.removeChild(this);
812 img.onerror = function () {
813 g.doc.body.removeChild(this);
815 g.doc.body.appendChild(img);
819 function clrToString() {
827 * Parses colour string as RGB object
829 - colour (string) colour string in one of formats:
831 # <li>Colour name (“<code>red</code>”, “<code>green</code>”, “<code>cornflowerblue</code>”, etc)</li>
832 # <li>#••• — shortened HTML colour: (“<code>#000</code>”, “<code>#fc0</code>”, etc)</li>
833 # <li>#•••••• — full length HTML colour: (“<code>#000000</code>”, “<code>#bd2300</code>”)</li>
834 # <li>rgb(•••, •••, •••) — red, green and blue channels’ values: (“<code>rgb(200, 100, 0)</code>”)</li>
835 # <li>rgb(•••%, •••%, •••%) — same as above, but in %: (“<code>rgb(100%, 175%, 0%)</code>”)</li>
836 # <li>hsb(•••, •••, •••) — hue, saturation and brightness values: (“<code>hsb(0.5, 0.25, 1)</code>”)</li>
837 # <li>hsb(•••%, •••%, •••%) — same as above, but in %</li>
838 # <li>hsl(•••, •••, •••) — same as hsb</li>
839 # <li>hsl(•••%, •••%, •••%) — same as hsb</li>
841 = (object) RGB object in format:
846 o hex (string) color in HTML/CSS format: #••••••,
847 o error (boolean) true if string can’t be parsed
850 R.getRGB = cacher(function (colour) {
851 if (!colour || !!((colour = Str(colour)).indexOf("-") + 1)) {
852 return {r: -1, g: -1, b: -1, hex: "none", error: 1, toString: clrToString};
854 if (colour == "none") {
855 return {r: -1, g: -1, b: -1, hex: "none", toString: clrToString};
857 !(hsrg[has](colour.toLowerCase().substring(0, 2)) || colour.charAt() == "#") && (colour = toHex(colour));
865 rgb = colour.match(colourRegExp);
868 blue = toInt(rgb[2].substring(5), 16);
869 green = toInt(rgb[2].substring(3, 5), 16);
870 red = toInt(rgb[2].substring(1, 3), 16);
873 blue = toInt((t = rgb[3].charAt(3)) + t, 16);
874 green = toInt((t = rgb[3].charAt(2)) + t, 16);
875 red = toInt((t = rgb[3].charAt(1)) + t, 16);
878 values = rgb[4].split(commaSpaces);
879 red = toFloat(values[0]);
880 values[0].slice(-1) == "%" && (red *= 2.55);
881 green = toFloat(values[1]);
882 values[1].slice(-1) == "%" && (green *= 2.55);
883 blue = toFloat(values[2]);
884 values[2].slice(-1) == "%" && (blue *= 2.55);
885 rgb[1].toLowerCase().slice(0, 4) == "rgba" && (opacity = toFloat(values[3]));
886 values[3] && values[3].slice(-1) == "%" && (opacity /= 100);
889 values = rgb[5].split(commaSpaces);
890 red = toFloat(values[0]);
891 values[0].slice(-1) == "%" && (red *= 2.55);
892 green = toFloat(values[1]);
893 values[1].slice(-1) == "%" && (green *= 2.55);
894 blue = toFloat(values[2]);
895 values[2].slice(-1) == "%" && (blue *= 2.55);
896 (values[0].slice(-3) == "deg" || values[0].slice(-1) == "\xb0") && (red /= 360);
897 rgb[1].toLowerCase().slice(0, 4) == "hsba" && (opacity = toFloat(values[3]));
898 values[3] && values[3].slice(-1) == "%" && (opacity /= 100);
899 return R.hsb2rgb(red, green, blue, opacity);
902 values = rgb[6].split(commaSpaces);
903 red = toFloat(values[0]);
904 values[0].slice(-1) == "%" && (red *= 2.55);
905 green = toFloat(values[1]);
906 values[1].slice(-1) == "%" && (green *= 2.55);
907 blue = toFloat(values[2]);
908 values[2].slice(-1) == "%" && (blue *= 2.55);
909 (values[0].slice(-3) == "deg" || values[0].slice(-1) == "\xb0") && (red /= 360);
910 rgb[1].toLowerCase().slice(0, 4) == "hsla" && (opacity = toFloat(values[3]));
911 values[3] && values[3].slice(-1) == "%" && (opacity /= 100);
912 return R.hsl2rgb(red, green, blue, opacity);
914 rgb = {r: red, g: green, b: blue, toString: clrToString};
915 rgb.hex = "#" + (16777216 | blue | (green << 8) | (red << 16)).toString(16).slice(1);
916 R.is(opacity, "finite") && (rgb.opacity = opacity);
919 return {r: -1, g: -1, b: -1, hex: "none", error: 1, toString: clrToString};
925 * Converts HSB values to hex representation of the colour.
928 - s (number) saturation
929 - b (number) value or brightness
930 = (string) hex representation of the colour.
932 R.hsb = cacher(function (h, s, b) {
933 return R.hsb2rgb(h, s, b).hex;
939 * Converts HSL values to hex representation of the colour.
942 - s (number) saturation
943 - l (number) luminosity
944 = (string) hex representation of the colour.
946 R.hsl = cacher(function (h, s, l) {
947 return R.hsl2rgb(h, s, l).hex;
953 * Converts RGB values to hex representation of the colour.
958 = (string) hex representation of the colour.
960 R.rgb = cacher(function (r, g, b) {
961 return "#" + (16777216 | b | (g << 8) | (r << 16)).toString(16).slice(1);
967 * On each call returns next colour in the spectrum. To reset it back to red call @Raphael.getColor.reset
969 - value (number) #optional brightness, default is `0.75`
970 = (string) hex representation of the colour.
972 R.getColor = function (value) {
973 var start = this.getColor.start = this.getColor.start || {h: 0, s: 1, b: value || .75},
974 rgb = this.hsb2rgb(start.h, start.s, start.b);
979 start.s <= 0 && (this.getColor.start = {h: 0, s: 1, b: start.b});
984 * Raphael.getColor.reset
987 * Resets spectrum position for @Raphael.getColor back to red.
989 R.getColor.reset = function () {
994 * Raphael.parsePathString
999 * Parses given path string into an array of arrays of path segments.
1001 - pathString (string|array) path string or array of segments (in the last case it will be returned straight away)
1002 = (array) array of segments.
1004 R.parsePathString = cacher(function (pathString) {
1008 var paramCounts = {a: 7, c: 6, h: 1, l: 2, m: 2, q: 4, s: 4, t: 2, v: 1, z: 0},
1010 if (R.is(pathString, array) && R.is(pathString[0], array)) { // rough assumption
1011 data = pathClone(pathString);
1014 Str(pathString).replace(pathCommand, function (a, b, c) {
1016 name = lowerCase.call(b);
1017 c.replace(pathValues, function (a, b) {
1018 b && params.push(+b);
1020 if (name == "m" && params.length > 2) {
1021 data.push([b][concat](params.splice(0, 2)));
1023 b = b == "m" ? "l" : "L";
1025 while (params.length >= paramCounts[name]) {
1026 data.push([b][concat](params.splice(0, paramCounts[name])));
1027 if (!paramCounts[name]) {
1033 data.toString = R._path2string;
1037 * Raphael.parseTransformString
1042 * Parses given path string into an array of transformations.
1044 - TString (string|array) transform string or array of transformations (in the last case it will be returned straight away)
1045 = (array) array of transformations.
1047 R.parseTransformString = cacher(function (TString) {
1051 var paramCounts = {r: 3, s: 4, t: 2, m: 6},
1053 if (R.is(TString, array) && R.is(TString[0], array)) { // rough assumption
1054 data = pathClone(TString);
1057 Str(TString).replace(tCommand, function (a, b, c) {
1059 name = lowerCase.call(b);
1060 c.replace(pathValues, function (a, b) {
1061 b && params.push(+b);
1063 data.push([name][concat](params));
1066 data.toString = R._path2string;
1070 * Raphael.findDotsAtSegment
1075 * Find dot coordinates on the given cubic bezier curve at the given t.
1077 - p1x (number) x of the first point of the curve
1078 - p1y (number) y of the first point of the curve
1079 - c1x (number) x of the first anchor of the curve
1080 - c1y (number) y of the first anchor of the curve
1081 - c2x (number) x of the second anchor of the curve
1082 - c2y (number) y of the second anchor of the curve
1083 - p2x (number) x of the second point of the curve
1084 - p2y (number) y of the second point of the curve
1085 - t (number) position on the curve (0..1)
1086 = (object) point information in format:
1088 o x: (number) x coordinate of the point
1089 o y: (number) y coordinate of the point
1091 o x: (number) x coordinate of the left anchor
1092 o y: (number) y coordinate of the left anchor
1095 o x: (number) x coordinate of the right anchor
1096 o y: (number) y coordinate of the right anchor
1099 o x: (number) x coordinate of the start of the curve
1100 o y: (number) y coordinate of the start of the curve
1103 o x: (number) x coordinate of the end of the curve
1104 o y: (number) y coordinate of the end of the curve
1106 o alpha: (number) angle of the curve derivative at the point
1109 R.findDotsAtSegment = function (p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t) {
1111 x = pow(t1, 3) * p1x + pow(t1, 2) * 3 * t * c1x + t1 * 3 * t * t * c2x + pow(t, 3) * p2x,
1112 y = pow(t1, 3) * p1y + pow(t1, 2) * 3 * t * c1y + t1 * 3 * t * t * c2y + pow(t, 3) * p2y,
1113 mx = p1x + 2 * t * (c1x - p1x) + t * t * (c2x - 2 * c1x + p1x),
1114 my = p1y + 2 * t * (c1y - p1y) + t * t * (c2y - 2 * c1y + p1y),
1115 nx = c1x + 2 * t * (c2x - c1x) + t * t * (p2x - 2 * c2x + c1x),
1116 ny = c1y + 2 * t * (c2y - c1y) + t * t * (p2y - 2 * c2y + c1y),
1117 ax = (1 - t) * p1x + t * c1x,
1118 ay = (1 - t) * p1y + t * c1y,
1119 cx = (1 - t) * c2x + t * p2x,
1120 cy = (1 - t) * c2y + t * p2y,
1121 alpha = (90 - math.atan2(mx - nx, my - ny) * 180 / PI);
1122 (mx > nx || my < ny) && (alpha += 180);
1128 start: {x: ax, y: ay},
1129 end: {x: cx, y: cy},
1133 var pathDimensions = cacher(function (path) {
1135 return {x: 0, y: 0, width: 0, height: 0};
1137 path = path2curve(path);
1143 for (var i = 0, ii = path.length; i < ii; i++) {
1151 var dim = curveDim(x, y, p[1], p[2], p[3], p[4], p[5], p[6]);
1152 X = X[concat](dim.min.x, dim.max.x);
1153 Y = Y[concat](dim.min.y, dim.max.y);
1158 var xmin = mmin[apply](0, X),
1159 ymin = mmin[apply](0, Y);
1163 width: mmax[apply](0, X) - xmin,
1164 height: mmax[apply](0, Y) - ymin
1166 }, null, function (o) {
1174 pathClone = function (pathArray) {
1176 if (!R.is(pathArray, array) || !R.is(pathArray && pathArray[0], array)) { // rough assumption
1177 pathArray = R.parsePathString(pathArray);
1179 for (var i = 0, ii = pathArray.length; i < ii; i++) {
1181 for (var j = 0, jj = pathArray[i].length; j < jj; j++) {
1182 res[i][j] = pathArray[i][j];
1185 res.toString = R._path2string;
1188 pathToRelative = R._pathToRelative = cacher(function (pathArray) {
1189 if (!R.is(pathArray, array) || !R.is(pathArray && pathArray[0], array)) { // rough assumption
1190 pathArray = R.parsePathString(pathArray);
1198 if (pathArray[0][0] == "M") {
1199 x = pathArray[0][1];
1200 y = pathArray[0][2];
1204 res.push(["M", x, y]);
1206 for (var i = start, ii = pathArray.length; i < ii; i++) {
1207 var r = res[i] = [],
1209 if (pa[0] != lowerCase.call(pa[0])) {
1210 r[0] = lowerCase.call(pa[0]);
1218 r[6] = +(pa[6] - x).toFixed(3);
1219 r[7] = +(pa[7] - y).toFixed(3);
1222 r[1] = +(pa[1] - y).toFixed(3);
1228 for (var j = 1, jj = pa.length; j < jj; j++) {
1229 r[j] = +(pa[j] - ((j % 2) ? x : y)).toFixed(3);
1238 for (var k = 0, kk = pa.length; k < kk; k++) {
1242 var len = res[i].length;
1243 switch (res[i][0]) {
1249 x += +res[i][len - 1];
1252 y += +res[i][len - 1];
1255 x += +res[i][len - 2];
1256 y += +res[i][len - 1];
1259 res.toString = R._path2string;
1262 pathToAbsolute = R._pathToAbsolute = cacher(function (pathArray) {
1263 if (!R.is(pathArray, array) || !R.is(pathArray && pathArray[0], array)) { // rough assumption
1264 pathArray = R.parsePathString(pathArray);
1266 if (!pathArray || !pathArray.length) {
1267 return [["M", 0, 0]];
1275 if (pathArray[0][0] == "M") {
1276 x = +pathArray[0][1];
1277 y = +pathArray[0][2];
1281 res[0] = ["M", x, y];
1283 for (var i = start, ii = pathArray.length; i < ii; i++) {
1284 var r = res[i] = [],
1286 if (pa[0] != upperCase.call(pa[0])) {
1287 r[0] = upperCase.call(pa[0]);
1295 r[6] = +(pa[6] + x);
1296 r[7] = +(pa[7] + y);
1308 for (var j = 1, jj = pa.length; j < jj; j++) {
1309 r[j] = +pa[j] + ((j % 2) ? x : y);
1313 for (var k = 0, kk = pa.length; k < kk; k++) {
1329 mx = res[i][res[i].length - 2];
1330 my = res[i][res[i].length - 1];
1332 x = res[i][res[i].length - 2];
1333 y = res[i][res[i].length - 1];
1336 res.toString = R._path2string;
1338 }, null, pathClone),
1339 l2c = function (x1, y1, x2, y2) {
1340 return [x1, y1, x2, y2, x2, y2];
1342 q2c = function (x1, y1, ax, ay, x2, y2) {
1346 _13 * x1 + _23 * ax,
1347 _13 * y1 + _23 * ay,
1348 _13 * x2 + _23 * ax,
1349 _13 * y2 + _23 * ay,
1354 a2c = function (x1, y1, rx, ry, angle, large_arc_flag, sweep_flag, x2, y2, recursive) {
1355 // for more information of where this math came from visit:
1356 // http://www.w3.org/TR/SVG11/implnote.html#ArcImplementationNotes
1357 var _120 = PI * 120 / 180,
1358 rad = PI / 180 * (+angle || 0),
1361 rotate = cacher(function (x, y, rad) {
1362 var X = x * math.cos(rad) - y * math.sin(rad),
1363 Y = x * math.sin(rad) + y * math.cos(rad);
1364 return {x: X, y: Y};
1367 xy = rotate(x1, y1, -rad);
1370 xy = rotate(x2, y2, -rad);
1373 var cos = math.cos(PI / 180 * angle),
1374 sin = math.sin(PI / 180 * angle),
1377 var h = (x * x) / (rx * rx) + (y * y) / (ry * ry);
1385 k = (large_arc_flag == sweep_flag ? -1 : 1) *
1386 math.sqrt(abs((rx2 * ry2 - rx2 * y * y - ry2 * x * x) / (rx2 * y * y + ry2 * x * x))),
1387 cx = k * rx * y / ry + (x1 + x2) / 2,
1388 cy = k * -ry * x / rx + (y1 + y2) / 2,
1389 f1 = math.asin(((y1 - cy) / ry).toFixed(9)),
1390 f2 = math.asin(((y2 - cy) / ry).toFixed(9));
1392 f1 = x1 < cx ? PI - f1 : f1;
1393 f2 = x2 < cx ? PI - f2 : f2;
1394 f1 < 0 && (f1 = PI * 2 + f1);
1395 f2 < 0 && (f2 = PI * 2 + f2);
1396 if (sweep_flag && f1 > f2) {
1399 if (!sweep_flag && f2 > f1) {
1409 if (abs(df) > _120) {
1413 f2 = f1 + _120 * (sweep_flag && f2 > f1 ? 1 : -1);
1414 x2 = cx + rx * math.cos(f2);
1415 y2 = cy + ry * math.sin(f2);
1416 res = a2c(x2, y2, rx, ry, angle, 0, sweep_flag, x2old, y2old, [f2, f2old, cx, cy]);
1419 var c1 = math.cos(f1),
1423 t = math.tan(df / 4),
1424 hx = 4 / 3 * rx * t,
1425 hy = 4 / 3 * ry * t,
1427 m2 = [x1 + hx * s1, y1 - hy * c1],
1428 m3 = [x2 + hx * s2, y2 - hy * c2],
1430 m2[0] = 2 * m1[0] - m2[0];
1431 m2[1] = 2 * m1[1] - m2[1];
1433 return [m2, m3, m4][concat](res);
1435 res = [m2, m3, m4][concat](res).join().split(",");
1437 for (var i = 0, ii = res.length; i < ii; i++) {
1438 newres[i] = i % 2 ? rotate(res[i - 1], res[i], rad).y : rotate(res[i], res[i + 1], rad).x;
1443 findDotAtSegment = function (p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t) {
1446 x: pow(t1, 3) * p1x + pow(t1, 2) * 3 * t * c1x + t1 * 3 * t * t * c2x + pow(t, 3) * p2x,
1447 y: pow(t1, 3) * p1y + pow(t1, 2) * 3 * t * c1y + t1 * 3 * t * t * c2y + pow(t, 3) * p2y
1450 curveDim = cacher(function (p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y) {
1451 var a = (c2x - 2 * c1x + p1x) - (p2x - 2 * c2x + c1x),
1452 b = 2 * (c1x - p1x) - 2 * (c2x - c1x),
1454 t1 = (-b + math.sqrt(b * b - 4 * a * c)) / 2 / a,
1455 t2 = (-b - math.sqrt(b * b - 4 * a * c)) / 2 / a,
1459 abs(t1) > "1e12" && (t1 = .5);
1460 abs(t2) > "1e12" && (t2 = .5);
1461 if (t1 > 0 && t1 < 1) {
1462 dot = findDotAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t1);
1466 if (t2 > 0 && t2 < 1) {
1467 dot = findDotAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t2);
1471 a = (c2y - 2 * c1y + p1y) - (p2y - 2 * c2y + c1y);
1472 b = 2 * (c1y - p1y) - 2 * (c2y - c1y);
1474 t1 = (-b + math.sqrt(b * b - 4 * a * c)) / 2 / a;
1475 t2 = (-b - math.sqrt(b * b - 4 * a * c)) / 2 / a;
1476 abs(t1) > "1e12" && (t1 = .5);
1477 abs(t2) > "1e12" && (t2 = .5);
1478 if (t1 > 0 && t1 < 1) {
1479 dot = findDotAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t1);
1483 if (t2 > 0 && t2 < 1) {
1484 dot = findDotAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t2);
1489 min: {x: mmin[apply](0, x), y: mmin[apply](0, y)},
1490 max: {x: mmax[apply](0, x), y: mmax[apply](0, y)}
1493 path2curve = cacher(function (path, path2) {
1494 var p = pathToAbsolute(path),
1495 p2 = path2 && pathToAbsolute(path2),
1496 attrs = {x: 0, y: 0, bx: 0, by: 0, X: 0, Y: 0, qx: null, qy: null},
1497 attrs2 = {x: 0, y: 0, bx: 0, by: 0, X: 0, Y: 0, qx: null, qy: null},
1498 processPath = function (path, d) {
1501 return ["C", d.x, d.y, d.x, d.y, d.x, d.y];
1503 !(path[0] in {T:1, Q:1}) && (d.qx = d.qy = null);
1510 path = ["C"][concat](a2c[apply](0, [d.x, d.y][concat](path.slice(1))));
1513 nx = d.x + (d.x - (d.bx || d.x));
1514 ny = d.y + (d.y - (d.by || d.y));
1515 path = ["C", nx, ny][concat](path.slice(1));
1518 d.qx = d.x + (d.x - (d.qx || d.x));
1519 d.qy = d.y + (d.y - (d.qy || d.y));
1520 path = ["C"][concat](q2c(d.x, d.y, d.qx, d.qy, path[1], path[2]));
1525 path = ["C"][concat](q2c(d.x, d.y, path[1], path[2], path[3], path[4]));
1528 path = ["C"][concat](l2c(d.x, d.y, path[1], path[2]));
1531 path = ["C"][concat](l2c(d.x, d.y, path[1], d.y));
1534 path = ["C"][concat](l2c(d.x, d.y, d.x, path[1]));
1537 path = ["C"][concat](l2c(d.x, d.y, d.X, d.Y));
1542 fixArc = function (pp, i) {
1543 if (pp[i].length > 7) {
1547 pp.splice(i++, 0, ["C"][concat](pi.splice(0, 6)));
1550 ii = mmax(p.length, p2 && p2.length || 0);
1553 fixM = function (path1, path2, a1, a2, i) {
1554 if (path1 && path2 && path1[i][0] == "M" && path2[i][0] != "M") {
1555 path2.splice(i, 0, ["M", a2.x, a2.y]);
1560 ii = mmax(p.length, p2 && p2.length || 0);
1563 for (var i = 0, ii = mmax(p.length, p2 && p2.length || 0); i < ii; i++) {
1564 p[i] = processPath(p[i], attrs);
1566 p2 && (p2[i] = processPath(p2[i], attrs2));
1567 p2 && fixArc(p2, i);
1568 fixM(p, p2, attrs, attrs2, i);
1569 fixM(p2, p, attrs2, attrs, i);
1572 seglen = seg.length,
1573 seg2len = p2 && seg2.length;
1574 attrs.x = seg[seglen - 2];
1575 attrs.y = seg[seglen - 1];
1576 attrs.bx = toFloat(seg[seglen - 4]) || attrs.x;
1577 attrs.by = toFloat(seg[seglen - 3]) || attrs.y;
1578 attrs2.bx = p2 && (toFloat(seg2[seg2len - 4]) || attrs2.x);
1579 attrs2.by = p2 && (toFloat(seg2[seg2len - 3]) || attrs2.y);
1580 attrs2.x = p2 && seg2[seg2len - 2];
1581 attrs2.y = p2 && seg2[seg2len - 1];
1583 return p2 ? [p, p2] : p;
1584 }, null, pathClone),
1585 parseDots = R._parseDots = cacher(function (gradient) {
1587 for (var i = 0, ii = gradient.length; i < ii; i++) {
1589 par = gradient[i].match(/^([^:]*):?([\d\.]*)/);
1590 dot.color = R.getRGB(par[1]);
1591 if (dot.color.error) {
1594 dot.color = dot.color.hex;
1595 par[2] && (dot.offset = par[2] + "%");
1598 for (i = 1, ii = dots.length - 1; i < ii; i++) {
1599 if (!dots[i].offset) {
1600 var start = toFloat(dots[i - 1].offset || 0),
1602 for (var j = i + 1; j < ii; j++) {
1603 if (dots[j].offset) {
1604 end = dots[j].offset;
1613 var d = (end - start) / (j - i + 1);
1614 for (; i < j; i++) {
1616 dots[i].offset = start + "%";
1622 tear = R._tear = function (el, paper) {
1623 el == paper.top && (paper.top = el.prev);
1624 el == paper.bottom && (paper.bottom = el.next);
1625 el.next && (el.next.prev = el.prev);
1626 el.prev && (el.prev.next = el.next);
1628 tofront = R._tofront = function (el, paper) {
1629 if (paper.top === el) {
1634 el.prev = paper.top;
1635 paper.top.next = el;
1638 toback = R._toback = function (el, paper) {
1639 if (paper.bottom === el) {
1643 el.next = paper.bottom;
1645 paper.bottom.prev = el;
1648 insertafter = R._insertafter = function (el, el2, paper) {
1650 el2 == paper.top && (paper.top = el);
1651 el2.next && (el2.next.prev = el);
1656 insertbefore = R._insertbefore = function (el, el2, paper) {
1658 el2 == paper.bottom && (paper.bottom = el);
1659 el2.prev && (el2.prev.next = el);
1664 removed = function (methodname) {
1665 return function () {
1666 throw new Error("Rapha\xebl: you are calling to method \u201c" + methodname + "\u201d of removed object");
1669 extractTransform = R._extractTransform = function (el, tstr) {
1671 return el._.transform;
1673 tstr = Str(tstr).replace(/\.{3}|\u2026/g, el._.transform || E);
1674 var tdata = R.parseTransformString(tstr),
1682 _.transform = tdata || [];
1684 for (var i = 0, ii = tdata.length; i < ii; i++) {
1688 t[0] = Str(t[0]).toLowerCase();
1689 if (t[0] == "t" && tlen == 3) {
1690 m.translate(t[1], t[2]);
1691 } else if (t[0] == "r") {
1693 bb = bb || el.getBBox(1);
1694 m.rotate(t[1], bb.x + bb.width / 2, bb.y + bb.height / 2);
1696 } else if (tlen == 4) {
1697 m.rotate(t[1], t[2], t[3]);
1700 } else if (t[0] == "s") {
1701 if (tlen == 2 || tlen == 3) {
1702 bb = bb || el.getBBox(1);
1703 m.scale(t[1], t[tlen - 1], bb.x + bb.width / 2, bb.y + bb.height / 2);
1706 } else if (tlen == 5) {
1707 m.scale(t[1], t[2], t[3], t[4]);
1711 } else if (t[0] == "m" && tlen == 7) {
1712 m.add(t[1], t[2], t[3], t[4], t[5], t[6]);
1727 if (sx == 1 && sy == 1 && !deg && _.bbox) {
1734 getEmpty = function (item) {
1736 case "t": return ["t", 0, 0];
1737 case "m": return ["m", 1, 0, 0, 1, 0, 0];
1738 case "r": if (item.length == 4) {
1739 return ["r", 0, item[2], item[3]];
1743 case "s": if (item.length == 5) {
1744 return ["s", 1, 1, item[3], item[4]];
1745 } else if (item.length == 3) {
1752 equaliseTransform = R._equaliseTransform = function (t1, t2) {
1753 t2 = Str(t2).replace(/\.{3}|\u2026/g, t1);
1754 t1 = R.parseTransformString(t1) || [];
1755 t2 = R.parseTransformString(t2) || [];
1756 var maxlength = mmax(t1.length, t2.length),
1761 for (; i < maxlength; i++) {
1762 tt1 = t1[i] || getEmpty(t2[i]);
1763 tt2 = t2[i] || getEmpty(tt1);
1764 if ((tt1[0] != tt2[0]) ||
1765 (tt1[0] == "r" && (tt1[2] != tt2[2] || tt1[3] != tt2[3])) ||
1766 (tt1[0] == "s" && (tt1[3] != tt2[3] || tt1[4] != tt2[4]))
1772 for (j = 0, jj = mmax(tt1.length, tt2.length); j < jj; j++) {
1773 j in tt1 && (from[i][j] = tt1[j]);
1774 j in tt2 && (to[i][j] = tt2[j]);
1782 R._getContainer = function (x, y, w, h) {
1784 container = h == null && !R.is(x, "object") ? g.doc.getElementById(x) : x;
1785 if (container == null) {
1788 if (container.tagName) {
1791 container: container,
1792 width: container.style.pixelWidth || container.offsetWidth,
1793 height: container.style.pixelHeight || container.offsetHeight
1797 container: container,
1812 * Raphael.pathToRelative
1817 * Converts path to relative form
1819 - pathString (string|array) path string or array of segments
1820 = (array) array of segments.
1822 R.pathToRelative = pathToRelative;
1825 * Raphael.path2curve
1830 * Converts path to a new path where all segments are cubic bezier curves.
1832 - pathString (string|array) path string or array of segments
1833 = (array) array of segments.
1835 R.path2curve = path2curve;
1842 * Returns matrix based on given parameters.
1852 R.matrix = function (a, b, c, d, e, f) {
1853 return new Matrix(a, b, c, d, e, f);
1855 function Matrix(a, b, c, d, e, f) {
1872 (function (matrixproto) {
1877 * Adds given matrix to existing one.
1886 - matrix (object) @Matrix
1888 matrixproto.add = function (a, b, c, d, e, f) {
1889 var out = [[], [], []],
1890 m = [[this.a, this.c, this.e], [this.b, this.d, this.f], [0, 0, 1]],
1891 matrix = [[a, c, e], [b, d, f], [0, 0, 1]],
1894 if (a && a instanceof Matrix) {
1895 matrix = [[a.a, a.c, a.e], [a.b, a.d, a.f], [0, 0, 1]];
1898 for (x = 0; x < 3; x++) {
1899 for (y = 0; y < 3; y++) {
1901 for (z = 0; z < 3; z++) {
1902 res += m[x][z] * matrix[z][y];
1918 * Returns inverted version of the matrix
1921 matrixproto.invert = function () {
1923 x = me.a * me.d - me.b * me.c;
1924 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);
1930 * Returns copy of the matrix
1933 matrixproto.clone = function () {
1934 return new Matrix(this.a, this.b, this.c, this.d, this.e, this.f);
1940 * Translate the matrix
1945 matrixproto.translate = function (x, y) {
1946 this.add(1, 0, 0, 1, x, y);
1955 - y (number) #optional
1956 - cx (number) #optional
1957 - cy (number) #optional
1959 matrixproto.scale = function (x, y, cx, cy) {
1960 y == null && (y = x);
1961 cx || cy && this.add(1, 0, 0, 1, cx, cy);
1962 this.add(x, 0, 0, y, 0, 0);
1963 cx || cy && this.add(1, 0, 0, 1, -cx, -cy);
1969 * Rotates the matrix
1975 matrixproto.rotate = function (a, x, y) {
1979 var cos = +math.cos(a).toFixed(9),
1980 sin = +math.sin(a).toFixed(9);
1981 this.add(cos, sin, -sin, cos, x, y);
1982 this.add(1, 0, 0, 1, -x, -y);
1988 * Return x coordinate for given point after transformation described by the matrix. See also @Matrix.y
1994 matrixproto.x = function (x, y) {
1995 return x * this.a + y * this.c + this.e;
2001 * Return y coordinate for given point after transformation described by the matrix. See also @Matrix.x
2007 matrixproto.y = function (x, y) {
2008 return x * this.b + y * this.d + this.f;
2010 matrixproto.get = function (i) {
2011 return +this[Str.fromCharCode(97 + i)].toFixed(4);
2013 matrixproto.toString = function () {
2015 "matrix(" + [this.get(0), this.get(1), this.get(2), this.get(3), this.get(4), this.get(5)].join() + ")" :
2016 [this.get(0), this.get(2), this.get(1), this.get(3), 0, 0].join();
2018 matrixproto.toFilter = function () {
2019 return "progid:DXImageTransform.Microsoft.Matrix(M11=" + this.get(0) +
2020 ", M12=" + this.get(2) + ", M21=" + this.get(1) + ", M22=" + this.get(3) +
2021 ", Dx=" + this.get(4) + ", Dy=" + this.get(5) + ", sizingmethod='auto expand')";
2023 matrixproto.offset = function () {
2024 return [this.e.toFixed(4), this.f.toFixed(4)];
2027 return a[0] * a[0] + a[1] * a[1];
2029 function normalize(a) {
2030 var mag = math.sqrt(norm(a));
2031 a[0] && (a[0] /= mag);
2032 a[1] && (a[1] /= mag);
2038 * Splits matrix into primitive transformations
2039 = (object) in format:
2040 o dx (number) translation by x
2041 o dy (number) translation by y
2042 o scalex (number) scale by x
2043 o scaley (number) scale by y
2044 o shear (number) shear
2045 o rotate (number) rotation in deg
2046 o isSimple (boolean) could it be represented via simple transformations
2048 matrixproto.split = function () {
2055 var row = [[this.a, this.c], [this.b, this.d]];
2056 out.scalex = math.sqrt(norm(row[0]));
2059 out.shear = row[0][0] * row[1][0] + row[0][1] * row[1][1];
2060 row[1] = [row[1][0] - row[0][0] * out.shear, row[1][1] - row[0][1] * out.shear];
2062 out.scaley = math.sqrt(norm(row[1]));
2064 out.shear /= out.scaley;
2067 var sin = -row[0][1],
2070 out.rotate = R.deg(math.acos(cos));
2072 out.rotate = 360 - out.rotate;
2075 out.rotate = R.deg(math.asin(sin));
2078 out.isSimple = !+out.shear.toFixed(9) && (out.scalex.toFixed(9) == out.scaley.toFixed(9) || !out.rotate);
2079 out.isSuperSimple = !+out.shear.toFixed(9) && out.scalex.toFixed(9) == out.scaley.toFixed(9) && !out.rotate;
2080 out.noRotation = !+out.shear.toFixed(9) && !out.rotate;
2084 * Matrix.toTransformString
2087 * Return transform string that represents given matrix
2088 = (string) transform string
2090 matrixproto.toTransformString = function () {
2091 var s = this.split();
2093 return "t" + [s.dx, s.dy] + "s" + [s.scalex, s.scaley, 0, 0] + "r" + [s.rotate, 0, 0];
2095 return "m" + [this.get(0), this.get(1), this.get(2), this.get(3), this.get(4), this.get(5)];
2098 })(Matrix.prototype);
2100 // WebKit rendering bug workaround method
2101 var version = navigator.userAgent.match(/Version\/(.*?)\s/) || navigator.userAgent.match(/Chrome\/(\d+)/);
2102 if ((navigator.vendor == "Apple Computer, Inc.") && (version && version[1] < 4 || navigator.platform.slice(0, 2) == "iP") ||
2103 (navigator.vendor == "Google Inc." && version && version[1] < 8)) {
2108 * There is an inconvenient rendering bug in Safari (WebKit):
2109 * sometimes the rendering should be forced.
2110 * This method should help with dealing with this bug.
2112 paperproto.safari = function () {
2113 var rect = this.rect(-99, -99, this.width + 99, this.height + 99).attr({stroke: "none"});
2114 setTimeout(function () {rect.remove();});
2117 paperproto.safari = fun;
2121 var preventDefault = function () {
2122 this.returnValue = false;
2124 preventTouch = function () {
2125 return this.originalEvent.preventDefault();
2127 stopPropagation = function () {
2128 this.cancelBubble = true;
2130 stopTouch = function () {
2131 return this.originalEvent.stopPropagation();
2133 addEvent = (function () {
2134 if (g.doc.addEventListener) {
2135 return function (obj, type, fn, element) {
2136 var realName = supportsTouch && touchMap[type] ? touchMap[type] : type,
2138 var scrollY = g.doc.documentElement.scrollTop || g.doc.body.scrollTop,
2139 scrollX = g.doc.documentElement.scrollLeft || g.doc.body.scrollLeft,
2140 x = e.clientX + scrollX,
2141 y = e.clientY + scrollY;
2142 if (supportsTouch && touchMap[has](type)) {
2143 for (var i = 0, ii = e.targetTouches && e.targetTouches.length; i < ii; i++) {
2144 if (e.targetTouches[i].target == obj) {
2146 e = e.targetTouches[i];
2147 e.originalEvent = olde;
2148 e.preventDefault = preventTouch;
2149 e.stopPropagation = stopTouch;
2154 return fn.call(element, e, x, y);
2156 obj.addEventListener(realName, f, false);
2157 return function () {
2158 obj.removeEventListener(realName, f, false);
2162 } else if (g.doc.attachEvent) {
2163 return function (obj, type, fn, element) {
2164 var f = function (e) {
2165 e = e || g.win.event;
2166 var scrollY = g.doc.documentElement.scrollTop || g.doc.body.scrollTop,
2167 scrollX = g.doc.documentElement.scrollLeft || g.doc.body.scrollLeft,
2168 x = e.clientX + scrollX,
2169 y = e.clientY + scrollY;
2170 e.preventDefault = e.preventDefault || preventDefault;
2171 e.stopPropagation = e.stopPropagation || stopPropagation;
2172 return fn.call(element, e, x, y);
2174 obj.attachEvent("on" + type, f);
2175 var detacher = function () {
2176 obj.detachEvent("on" + type, f);
2184 dragMove = function (e) {
2187 scrollY = g.doc.documentElement.scrollTop || g.doc.body.scrollTop,
2188 scrollX = g.doc.documentElement.scrollLeft || g.doc.body.scrollLeft,
2193 if (supportsTouch) {
2194 var i = e.touches.length,
2197 touch = e.touches[i];
2198 if (touch.identifier == dragi.el._drag.id) {
2201 (e.originalEvent ? e.originalEvent : e).preventDefault();
2208 var node = dragi.el.node,
2210 next = node.nextSibling,
2211 parent = node.parentNode,
2212 display = node.style.display;
2213 g.win.opera && parent.removeChild(node);
2214 node.style.display = "none";
2215 o = dragi.el.paper.getElementByPoint(x, y);
2216 node.style.display = display;
2217 g.win.opera && (next ? parent.insertBefore(node, next) : parent.appendChild(node));
2218 o && eve("drag.over." + dragi.el.id, dragi.el, o);
2221 eve("drag.move." + dragi.el.id, dragi.move_scope || dragi.el, x - dragi.el._drag.x, y - dragi.el._drag.y, x, y, e);
2224 dragUp = function (e) {
2225 R.unmousemove(dragMove).unmouseup(dragUp);
2226 var i = drag.length,
2230 dragi.el._drag = {};
2231 eve("drag.end." + dragi.el.id, dragi.end_scope || dragi.start_scope || dragi.move_scope || dragi.el, e);
2237 [ property (object) ]
2239 * You can add your own method to elements. This is usefull when you want to hack default functionality or
2240 * want to wrap some common transformation or attributes in one method. In difference to canvas methods,
2241 * you can redefine element method at any time. Expending element methods wouldn’t affect set.
2243 | Raphael.el.red = function () {
2244 | this.attr({fill: "#f00"});
2247 | paper.circle(100, 100, 20).red();
2249 elproto = R.el = {};
2250 for (var i = events.length; i--;) {
2251 (function (eventName) {
2252 R[eventName] = elproto[eventName] = function (fn, scope) {
2253 if (R.is(fn, "function")) {
2254 this.events = this.events || [];
2255 this.events.push({name: eventName, f: fn, unbind: addEvent(this.shape || this.node || g.doc, eventName, fn, scope || this)});
2259 R["un" + eventName] = elproto["un" + eventName] = function (fn) {
2260 var events = this.events,
2262 while (l--) if (events[l].name == eventName && events[l].f == fn) {
2264 events.splice(l, 1);
2265 !events.length && delete this.events;
2277 * Adds event handlers for hover for the element.
2279 - f_in (function) handler for hover in
2280 - f_out (function) handler for hover out
2281 - icontext (object) #optional context for hover in handler
2282 - ocontext (object) #optional context for hover out handler
2285 elproto.hover = function (f_in, f_out, scope_in, scope_out) {
2286 return this.mouseover(f_in, scope_in).mouseout(f_out, scope_out || scope_in);
2292 * Removes event handlers for hover for the element.
2294 - f_in (function) handler for hover in
2295 - f_out (function) handler for hover out
2298 elproto.unhover = function (f_in, f_out) {
2299 return this.unmouseover(f_in).unmouseout(f_out);
2305 * Adds event handlers for drag of the element.
2307 - onmove (function) handler for moving
2308 - onstart (function) handler for drag start
2309 - onend (function) handler for drag end
2310 - mcontext (object) #optional context for moving handler
2311 - scontext (object) #optional context for drag start handler
2312 - econtext (object) #optional context for drag end handler
2313 * Additionaly following `drag` events will be triggered: `drag.start.<id>` on start,
2314 * `drag.end.<id>` on end and `drag.move.<id>` on every move. When element will be dragged over another element
2315 * `drag.over.<id>` will be fired as well.
2317 * Start event and start handler will be called in specified context or in context of the element with following parameters:
2318 o x (number) x position of the mouse
2319 o y (number) y position of the mouse
2320 o event (object) DOM event object
2321 * Move event and move handler will be called in specified context or in context of the element with following parameters:
2322 o dx (number) shift by x from the start point
2323 o dy (number) shift by y from the start point
2324 o x (number) x position of the mouse
2325 o y (number) y position of the mouse
2326 o event (object) DOM event object
2327 * End event and end handler will be called in specified context or in context of the element with following parameters:
2328 o event (object) DOM event object
2331 elproto.drag = function (onmove, onstart, onend, move_scope, start_scope, end_scope) {
2333 (e.originalEvent || e).preventDefault();
2334 var scrollY = g.doc.documentElement.scrollTop || g.doc.body.scrollTop,
2335 scrollX = g.doc.documentElement.scrollLeft || g.doc.body.scrollLeft;
2336 this._drag.x = e.clientX + scrollX;
2337 this._drag.y = e.clientY + scrollY;
2338 this._drag.id = e.identifier;
2339 !drag.length && R.mousemove(dragMove).mouseup(dragUp);
2340 drag.push({el: this, move_scope: move_scope, start_scope: start_scope, end_scope: end_scope});
2341 onstart && eve.on("drag.start." + this.id, onstart);
2342 onmove && eve.on("drag.move." + this.id, onmove);
2343 onend && eve.on("drag.end." + this.id, onend);
2344 eve("drag.start." + this.id, start_scope || move_scope || this, e.clientX + scrollX, e.clientY + scrollY, e);
2347 this.mousedown(start);
2351 * Element.onDragOver
2354 * Shortcut for assigning event handler for `drag.over.<id>` event, where id is id of the element (see @Element.id).
2356 - f (function) handler for event
2358 elproto.onDragOver = function (f) {
2359 f ? eve.on("drag.over." + this.id, f) : eve.unbind("drag.over." + this.id);
2365 * Removes all drag event handlers from given element.
2367 elproto.undrag = function () {
2368 var i = drag.length;
2369 while (i--) if (drag[i].el == this) {
2370 R.unmousedown(drag[i].start);
2371 drag.splice(i++, 1);
2372 eve.unbind("drag.*." + this.id);
2374 !drag.length && R.unmousemove(dragMove).unmouseup(dragUp);
2384 - x (number) x coordinate of the centre
2385 - y (number) y coordinate of the centre
2387 = (object) Raphaël element object with type “circle”
2390 | var c = paper.circle(50, 50, 40);
2392 paperproto.circle = function (x, y, r) {
2393 var out = R._engine.circle(this, x || 0, y || 0, r || 0);
2394 this.__set__ && this.__set__.push(out);
2401 * Draws a rectangle.
2405 - x (number) x coordinate of the top left corner
2406 - y (number) y coordinate of the top left corner
2407 - width (number) width
2408 - height (number) height
2409 - r (number) #optional radius for rounded corners, default is 0
2410 = (object) Raphaël element object with type “rect”
2413 | // regular rectangle
2414 | var c = paper.rect(10, 10, 50, 50);
2415 | // rectangle with rounded corners
2416 | var c = paper.rect(40, 40, 50, 50, 10);
2418 paperproto.rect = function (x, y, w, h, r) {
2419 var out = R._engine.rect(this, x || 0, y || 0, w || 0, h || 0, r || 0);
2420 this.__set__ && this.__set__.push(out);
2431 - x (number) x coordinate of the centre
2432 - y (number) y coordinate of the centre
2433 - rx (number) horizontal radius
2434 - ry (number) vertical radius
2435 = (object) Raphaël element object with type “ellipse”
2438 | var c = paper.ellipse(50, 50, 40, 20);
2440 paperproto.ellipse = function (x, y, rx, ry) {
2441 var out = R._engine.ellipse(this, x || 0, y || 0, rx || 0, ry || 0);
2442 this.__set__ && this.__set__.push(out);
2449 * Creates a path element by given path data string.
2453 - pathString (string) path data in SVG path string format.
2454 = (object) Raphaël element object with type “path”
2455 # 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>.
2458 | var c = paper.path("M10 10L90 90");
2459 | // draw a diagonal line:
2460 | // move to 10,10, line to 90,90
2462 paperproto.path = function (pathString) {
2463 pathString && !R.is(pathString, string) && !R.is(pathString[0], array) && (pathString += E);
2464 var out = R._engine.path(R.format[apply](R, arguments), this);
2465 this.__set__ && this.__set__.push(out);
2472 * Embeds an image into the surface.
2476 - src (string) URI of the source image
2477 - x (number) x coordinate position
2478 - y (number) y coordinate position
2479 - width (number) width of the image
2480 - height (number) height of the image
2481 = (object) Raphaël element object with type “image”
2484 | var c = paper.image("apple.png", 10, 10, 80, 80);
2486 paperproto.image = function (src, x, y, w, h) {
2487 var out = R._engine.image(this, src || "about:blank", x || 0, y || 0, w || 0, h || 0);
2488 this.__set__ && this.__set__.push(out);
2495 * Draws a text string. If you need line breaks, put “\n” in the string.
2499 - x (number) x coordinate position
2500 - y (number) y coordinate position
2501 - text (string) The text string to draw
2502 = (object) Raphaël element object with type “text”
2505 | var t = paper.text(50, 50, "Raphaël\nkicks\nbutt!");
2507 paperproto.text = function (x, y, text) {
2508 var out = R._engine.text(this, x || 0, y || 0, Str(text));
2509 this.__set__ && this.__set__.push(out);
2516 * Creates array-like object to keep and operate several elements at once.
2517 * Warning: it doesn’t create any elements for itself in the page, it just groups existing elements.
2518 * Sets act as pseudo elements — all methods available to an element can be used on a set.
2519 = (object) array-like object that represents set of elements
2522 | var st = paper.set();
2524 | paper.circle(10, 10, 5),
2525 | paper.circle(30, 10, 5)
2527 | st.attr({fill: "red"}); // changes the fill of both circles
2529 paperproto.set = function (itemsArray) {
2530 !R.is(itemsArray, "array") && (itemsArray = Array.prototype.splice.call(arguments, 0, arguments.length));
2531 var out = new Set(itemsArray);
2532 this.__set__ && this.__set__.push(out);
2539 * Creates @Paper.set. All elements that will be created after calling this method and before calling
2540 * @Paper.setFinish will be added to the set.
2544 | paper.circle(10, 10, 5),
2545 | paper.circle(30, 10, 5)
2546 | var st = paper.setFinish();
2547 | st.attr({fill: "red"}); // changes the fill of both circles
2549 paperproto.setStart = function (set) {
2550 this.__set__ = set || this.set();
2556 * See @Paper.setStart. This method finishes catching and returns resulting set.
2560 paperproto.setFinish = function (set) {
2561 var out = this.__set__;
2562 delete this.__set__;
2569 * If you need to change dimensions of the canvas call this method
2573 - width (number) new width of the canvas
2574 - height (number) new height of the canvas
2576 | var st = paper.set();
2578 | paper.circle(10, 10, 5),
2579 | paper.circle(30, 10, 5)
2581 | st.attr({fill: "red"});
2583 paperproto.setSize = R._engine.setSize;
2588 * Sets the view box of the paper. Practically it gives you ability to zoom and pan whole paper surface by
2589 * specifying new boundaries.
2594 - x (number) new x position, default is `0`
2595 - y (number) new y position, default is `0`
2596 - w (number) new width of the canvas
2597 - h (number) new height of the canvas
2598 - fit (boolean) `true` if you want graphics to fit into new boundary box
2600 paperproto.setViewBox = R._engine.setViewBox;
2605 * Points to the topmost element on the paper
2611 * Points to the bottom element on the paper
2613 paperproto.top = paperproto.bottom = null;
2618 * Points to the @Raphael object/function
2620 paperproto.raphael = R;
2621 var getOffset = function (elem) {
2622 var box = elem.getBoundingClientRect(),
2623 doc = elem.ownerDocument,
2625 docElem = doc.documentElement,
2626 clientTop = docElem.clientTop || body.clientTop || 0, clientLeft = docElem.clientLeft || body.clientLeft || 0,
2627 top = box.top + (g.win.pageYOffset || docElem.scrollTop || body.scrollTop ) - clientTop,
2628 left = box.left + (g.win.pageXOffset || docElem.scrollLeft || body.scrollLeft) - clientLeft;
2635 * Paper.getElementByPoint
2638 * Returns you topmost element under given point.
2640 = (object) Raphaël element object
2643 - x (number) x coordinate from the top left corner of the window
2644 - y (number) y coordinate from the top left corner of the window
2646 | paper.getElementByPoint(mouseX, mouseY).attr({stroke: "#f00"});
2648 paperproto.getElementByPoint = function (x, y) {
2651 target = g.doc.elementFromPoint(x, y);
2652 if (g.win.opera && target.tagName == "svg") {
2653 var so = getOffset(svg),
2654 sr = svg.createSVGRect();
2657 sr.width = sr.height = 1;
2658 var hits = svg.getIntersectionList(sr, null);
2660 target = hits[hits.length - 1];
2666 while (target.parentNode && target != svg.parentNode && !target.raphael) {
2667 target = target.parentNode;
2669 target == paper.canvas.parentNode && (target = svg);
2670 target = target && target.raphael ? paper.getById(target.raphaelid) : null;
2677 * Returns you element by its internal ID.
2682 = (object) Raphaël element object
2684 paperproto.getById = function (id) {
2685 var bot = this.bottom;
2698 * Executes given function for each element on the paper
2700 * If callback function returns `false` it will stop loop running.
2704 - callback (function) function to run
2705 - thisArg (object) context object for the callback
2706 = (object) Paper object
2708 paperproto.forEach = function (callback, thisArg) {
2709 var bot = this.bottom;
2711 if (callback.call(thisArg, bot) === false) {
2719 return this.x + S + this.y;
2721 function x_y_w_h() {
2722 return this.x + S + this.y + S + this.width + " \xd7 " + this.height;
2728 * Return bounding box for a given element
2732 - isWithoutTransform (boolean) flag, `true` if you want to have bounding box before transformations. Default is `false`.
2733 = (object) Bounding box object:
2735 o x: (number) top left corner x
2736 o y: (number) top left corner y
2737 o width: (number) width
2738 o height: (number) height
2741 elproto.getBBox = function (isWithoutTransform) {
2746 if (isWithoutTransform) {
2747 if (_.dirty || !_.bboxwt) {
2748 this.realPath = getPath[this.type](this);
2749 _.bboxwt = pathDimensions(this.realPath);
2750 _.bboxwt.toString = x_y_w_h;
2755 if (_.dirty || _.dirtyT || !_.bbox) {
2756 if (_.dirty || !this.realPath) {
2758 this.realPath = getPath[this.type](this);
2760 _.bbox = pathDimensions(mapPath(this.realPath, this.matrix));
2761 _.bbox.toString = x_y_w_h;
2762 _.dirty = _.dirtyT = 0;
2770 = (object) clone of a given element
2773 elproto.clone = function () {
2777 return this.paper[this.type]().attr(this.attr());
2783 * Return set of elements that create glow-like effect around given element. See @Paper.set.
2785 * Note: Glow is not connected to the element. If you change element attributes it won’t adjust itself.
2789 - glow (object) #optional parameters object with all properties optional:
2791 o width (number) size of the glow, default is `10`
2792 o fill (boolean) will it be filled, default is `false`
2793 o opacity (number) opacity, default is `0.5`
2794 o offsetx (number) horizontal offset, default is `0`
2795 o offsety (number) vertical offset, default is `0`
2796 o color (string) glow colour, default is `black`
2798 = (object) @Paper.set of elements that represents glow
2800 elproto.glow = function (glow) {
2801 if (this.type == "text") {
2806 width: (glow.width || 10) + (+this.attr("stroke-width") || 1),
2807 fill: glow.fill || false,
2808 opacity: glow.opacity || .5,
2809 offsetx: glow.offsetx || 0,
2810 offsety: glow.offsety || 0,
2811 color: glow.color || "#000"
2816 path = this.realPath || getPath[this.type](this);
2817 path = this.matrix ? mapPath(path, this.matrix) : path;
2818 for (var i = 1; i < c + 1; i++) {
2819 out.push(r.path(path).attr({
2821 fill: s.fill ? s.color : "none",
2822 "stroke-linejoin": "round",
2823 "stroke-linecap": "round",
2824 "stroke-width": +(s.width / c * i).toFixed(3),
2825 opacity: +(s.opacity / c).toFixed(3)
2828 return out.insertBefore(this).translate(s.offsetx, s.offsety);
2830 var curveslengths = {},
2831 getPointAtSegmentLength = function (p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, length) {
2834 name = [p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y].join(),
2835 cache = curveslengths[name],
2837 !cache && (curveslengths[name] = cache = {data: []});
2838 cache.timer && clearTimeout(cache.timer);
2839 cache.timer = setTimeout(function () {delete curveslengths[name];}, 2e3);
2840 if (length != null && !cache.precision) {
2841 var total = getPointAtSegmentLength(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y);
2842 cache.precision = ~~total * 10;
2845 precision = cache.precision || precision;
2846 for (var i = 0; i < precision + 1; i++) {
2847 if (cache.data[i * precision]) {
2848 dot = cache.data[i * precision];
2850 dot = R.findDotsAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, i / precision);
2851 cache.data[i * precision] = dot;
2853 i && (len += pow(pow(old.x - dot.x, 2) + pow(old.y - dot.y, 2), .5));
2854 if (length != null && len >= length) {
2859 if (length == null) {
2863 getLengthFactory = function (istotal, subpath) {
2864 return function (path, length, onlystart) {
2865 path = path2curve(path);
2866 var x, y, p, l, sp = "", subpaths = {}, point,
2868 for (var i = 0, ii = path.length; i < ii; i++) {
2874 l = getPointAtSegmentLength(x, y, p[1], p[2], p[3], p[4], p[5], p[6]);
2875 if (len + l > length) {
2876 if (subpath && !subpaths.start) {
2877 point = getPointAtSegmentLength(x, y, p[1], p[2], p[3], p[4], p[5], p[6], length - len);
2878 sp += ["C" + point.start.x, point.start.y, point.m.x, point.m.y, point.x, point.y];
2879 if (onlystart) {return sp;}
2880 subpaths.start = sp;
2881 sp = ["M" + point.x, point.y + "C" + point.n.x, point.n.y, point.end.x, point.end.y, p[5], p[6]].join();
2887 if (!istotal && !subpath) {
2888 point = getPointAtSegmentLength(x, y, p[1], p[2], p[3], p[4], p[5], p[6], length - len);
2889 return {x: point.x, y: point.y, alpha: point.alpha};
2896 sp += p.shift() + p;
2899 point = istotal ? len : subpath ? subpaths : R.findDotsAtSegment(x, y, p[1], p[2], p[3], p[4], p[5], p[6], 1);
2900 point.alpha && (point = {x: point.x, y: point.y, alpha: point.alpha});
2904 var getTotalLength = getLengthFactory(1),
2905 getPointAtLength = getLengthFactory(),
2906 getSubpathsAtLength = getLengthFactory(0, 1);
2908 * Raphael.getTotalLength
2911 * Returns length of the given path in pixels.
2915 - path (string) SVG path string.
2919 R.getTotalLength = getTotalLength;
2921 * Raphael.getPointAtLength
2924 * Return coordinates of the point located at the given length on the given path.
2928 - path (string) SVG path string
2931 = (object) representation of the point:
2933 o x: (number) x coordinate
2934 o y: (number) y coordinate
2935 o alpha: (number) angle of derivative
2938 R.getPointAtLength = getPointAtLength;
2940 * Raphael.getSubpath
2943 * Return subpath of a given path from given length to given length.
2947 - path (string) SVG path string
2948 - from (number) position of the start of the segment
2949 - to (number) position of the end of the segment
2951 = (string) pathstring for the segment
2953 R.getSubpath = function (path, from, to) {
2954 if (abs(this.getTotalLength(path) - to) < 1e-6) {
2955 return getSubpathsAtLength(path, from).end;
2957 var a = getSubpathsAtLength(path, to, 1);
2958 return from ? getSubpathsAtLength(a, from).end : a;
2961 * Element.getTotalLength
2964 * Returns length of the path in pixels. Only works for element of “path” type.
2967 elproto.getTotalLength = function () {
2968 if (this.type != "path") {return;}
2969 if (this.node.getTotalLength) {
2970 return this.node.getTotalLength();
2972 return getTotalLength(this.attrs.path);
2975 * Element.getPointAtLength
2978 * Return coordinates of the point located at the given length on the given path. Only works for element of “path” type.
2984 = (object) representation of the point:
2986 o x: (number) x coordinate
2987 o y: (number) y coordinate
2988 o alpha: (number) angle of derivative
2991 elproto.getPointAtLength = function (length) {
2992 if (this.type != "path") {return;}
2993 return getPointAtLength(this.attrs.path, length);
2996 * Element.getSubpath
2999 * Return subpath of a given element from given length to given length. Only works for element of “path” type.
3003 - from (number) position of the start of the segment
3004 - to (number) position of the end of the segment
3006 = (string) pathstring for the segment
3008 elproto.getSubpath = function (from, to) {
3009 if (this.type != "path") {return;}
3010 return R.getSubpath(this.attrs.path, from, to);
3013 * Raphael.easing_formulas
3016 * Object that contains easing formulas for animation. You could extend it with your own. By default it has following list of easing:
3019 # <li>“<” or “easeIn” or “ease-in”</li>
3020 # <li>“>” or “easeOut” or “ease-out”</li>
3021 # <li>“<>” or “easeInOut” or “ease-in-out”</li>
3022 # <li>“backIn” or “back-in”</li>
3023 # <li>“backOut” or “back-out”</li>
3024 # <li>“elastic”</li>
3027 # <p>See also <a href="http://raphaeljs.com/easing.html">Easing demo</a>.</p>
3029 var ef = R.easing_formulas = {
3030 linear: function (n) {
3039 "<>": function (n) {
3040 var q = .48 - n / 1.04,
3041 Q = math.sqrt(.1734 + q * q),
3043 X = pow(abs(x), 1 / 3) * (x < 0 ? -1 : 1),
3045 Y = pow(abs(y), 1 / 3) * (y < 0 ? -1 : 1),
3047 return (1 - t) * 3 * t * t + t * t * t;
3049 backIn: function (n) {
3051 return n * n * ((s + 1) * n - s);
3053 backOut: function (n) {
3056 return n * n * ((s + 1) * n + s) + 1;
3058 elastic: function (n) {
3062 return pow(2, -10 * n) * math.sin((n - .075) * (2 * PI) / .3) + 1;
3064 bounce: function (n) {
3073 l = s * n * n + .75;
3075 if (n < (2.5 / p)) {
3077 l = s * n * n + .9375;
3080 l = s * n * n + .984375;
3087 ef.easeIn = ef["ease-in"] = ef["<"];
3088 ef.easeOut = ef["ease-out"] = ef[">"];
3089 ef.easeInOut = ef["ease-in-out"] = ef["<>"];
3090 ef["back-in"] = ef.backIn;
3091 ef["back-out"] = ef.backOut;
3093 var animationElements = [],
3094 requestAnimFrame = window.requestAnimationFrame ||
3095 window.webkitRequestAnimationFrame ||
3096 window.mozRequestAnimationFrame ||
3097 window.oRequestAnimationFrame ||
3098 window.msRequestAnimationFrame ||
3099 function (callback) {
3100 setTimeout(callback, 16);
3102 animation = function () {
3103 var Now = +new Date,
3105 for (; l < animationElements.length; l++) {
3106 var e = animationElements[l];
3107 if (e.el.removed || e.paused) {
3110 var time = Now - e.start,
3121 time = (e.initstatus * e.anim.top - e.prev) / (e.percent - e.prev) * ms;
3122 e.status = e.initstatus;
3123 delete e.initstatus;
3124 e.stop && animationElements.splice(l--, 1);
3126 e.status = (e.prev + (e.percent - e.prev) * (time / ms)) / e.anim.top;
3132 var pos = easing(time / ms);
3133 for (var attr in from) if (from[has](attr)) {
3134 switch (availableAnimAttrs[attr]) {
3136 now = +from[attr] + pos * ms * diff[attr];
3140 upto255(round(from[attr].r + pos * ms * diff[attr].r)),
3141 upto255(round(from[attr].g + pos * ms * diff[attr].g)),
3142 upto255(round(from[attr].b + pos * ms * diff[attr].b))
3147 for (var i = 0, ii = from[attr].length; i < ii; i++) {
3148 now[i] = [from[attr][i][0]];
3149 for (var j = 1, jj = from[attr][i].length; j < jj; j++) {
3150 now[i][j] = +from[attr][i][j] + pos * ms * diff[attr][i][j];
3152 now[i] = now[i].join(S);
3157 if (diff[attr].real) {
3159 for (i = 0, ii = from[attr].length; i < ii; i++) {
3160 now[i] = [from[attr][i][0]];
3161 for (j = 1, jj = from[attr][i].length; j < jj; j++) {
3162 now[i][j] = from[attr][i][j] + pos * ms * diff[attr][i][j];
3166 var get = function (i) {
3167 return +from[attr][i] + pos * ms * diff[attr][i];
3169 // now = [["r", get(2), 0, 0], ["t", get(3), get(4)], ["s", get(0), get(1), 0, 0]];
3170 now = [["m", get(0), get(1), get(2), get(3), get(4), get(5)]];
3174 if (attr == "clip-rect") {
3178 now[i] = +from[attr][i] + pos * ms * diff[attr][i];
3183 var from2 = [].concat(from[attr]);
3185 i = that.paper.customAttributes[attr].length;
3187 now[i] = +from2[i] + pos * ms * diff[attr][i];
3194 (function (id, that, anim) {
3195 setTimeout(function () {
3196 eve("anim.frame." + id, that, anim);
3198 })(that.id, that, e.anim);
3200 (function(f, el, a) {
3201 setTimeout(function() {
3202 eve("anim.frame." + el.id, el, a);
3203 eve("anim.finish." + el.id, el, a);
3204 R.is(f, "function") && f.call(el);
3206 })(e.callback, that, e.anim);
3208 animationElements.splice(l--, 1);
3209 if (e.repeat > 1 && !e.next) {
3210 runAnimation(e.anim, e.el, e.anim.percents[0], null, e.totalOrigin, e.repeat - 1);
3212 if (e.next && !e.stop) {
3213 runAnimation(e.anim, e.el, e.next, null, e.totalOrigin, e.repeat);
3217 R.svg && that && that.paper && that.paper.safari();
3218 animationElements.length && requestAnimFrame(animation);
3220 upto255 = function (color) {
3221 return color > 255 ? 255 : color < 0 ? 0 : color;
3224 * Element.animateWith
3227 * Acts similar to @Element.animate, but ensure that given animation runs in sync with another given element.
3231 - params (object) final attributes for the element, see also @Element.attr
3232 - ms (number) number of milliseconds for animation to run
3233 - easing (string) #optional easing type. Accept on of @Raphael.easing_formulas or CSS format: `cubic‐bezier(XX, XX, XX, XX)`
3234 - callback (function) #optional callback function. Will be called at the end of animation.
3236 - animation (object) animation object, see @Raphael.animation
3238 = (object) original element
3240 elproto.animateWith = function (element, params, ms, easing, callback) {
3241 this.animate(params, ms, easing, callback);
3243 for (var i = 0, ii = animationElements.length; i < ii; i++) {
3244 el = animationElements[i];
3245 if (el.el.id == element.id) {
3246 start = el.timestamp;
3247 } else if (el.el.id == this.id) {
3251 return this.animate(params, ms, easing, callback);
3253 function CubicBezierAtTime(t, p1x, p1y, p2x, p2y, duration) {
3255 bx = 3 * (p2x - p1x) - cx,
3258 by = 3 * (p2y - p1y) - cy,
3260 function sampleCurveX(t) {
3261 return ((ax * t + bx) * t + cx) * t;
3263 function solve(x, epsilon) {
3264 var t = solveCurveX(x, epsilon);
3265 return ((ay * t + by) * t + cy) * t;
3267 function solveCurveX(x, epsilon) {
3268 var t0, t1, t2, x2, d2, i;
3269 for(t2 = x, i = 0; i < 8; i++) {
3270 x2 = sampleCurveX(t2) - x;
3271 if (abs(x2) < epsilon) {
3274 d2 = (3 * ax * t2 + 2 * bx) * t2 + cx;
3275 if (abs(d2) < 1e-6) {
3290 x2 = sampleCurveX(t2);
3291 if (abs(x2 - x) < epsilon) {
3299 t2 = (t1 - t0) / 2 + t0;
3303 return solve(t, 1 / (200 * duration));
3305 elproto.onAnimation = function (f) {
3306 f ? eve.on("anim.frame." + this.id, f) : eve.unbind("anim.frame." + this.id);
3309 function Animation(anim, ms) {
3315 for (var attr in this.anim) if (this.anim[has](attr)) {
3316 percents.push(+attr);
3318 percents.sort(sortByNumber);
3320 this.top = percents[percents.length - 1];
3321 this.percents = percents;
3327 * Creates a copy of existing animation object with given delay.
3331 - delay (number) number of ms to pass between animation start and actual animation
3333 = (object) new altered Animation object
3335 Animation.prototype.delay = function (delay) {
3336 var a = new Animation(this.anim, this.ms);
3337 a.times = this.times;
3338 a.del = +delay || 0;
3345 * Creates a copy of existing animation object with given repetition.
3349 - repeat (number) number iterations of animation. For infinite animation pass `Infinity`
3351 = (object) new altered Animation object
3353 Animation.prototype.repeat = function (times) {
3354 var a = new Animation(this.anim, this.ms);
3356 a.times = math.floor(mmax(times, 0)) || 1;
3359 function runAnimation(anim, element, percent, status, totalOrigin, times) {
3360 percent = toFloat(percent);
3373 for (i = 0, ii = animationElements.length; i < ii; i++) {
3374 var e = animationElements[i];
3375 if (e.el.id == element.id && e.anim == anim) {
3376 if (e.percent != percent) {
3377 animationElements.splice(i, 1);
3382 element.attr(e.totalOrigin);
3387 status = +to; // NaN
3389 for (var i = 0, ii = anim.percents.length; i < ii; i++) {
3390 if (anim.percents[i] == percent || anim.percents[i] > status * anim.top) {
3391 percent = anim.percents[i];
3392 prev = anim.percents[i - 1] || 0;
3393 ms = ms / anim.top * (percent - prev);
3394 next = anim.percents[i + 1];
3395 params = anim.anim[percent];
3397 } else if (status) {
3398 element.attr(anim.anim[anim.percents[i]]);
3405 for (attr in params) if (params[has](attr)) {
3406 if (availableAnimAttrs[has](attr) || element.paper.customAttributes[has](attr)) {
3407 from[attr] = element.attr(attr);
3408 (from[attr] == null) && (from[attr] = availableAttrs[attr]);
3409 to[attr] = params[attr];
3410 switch (availableAnimAttrs[attr]) {
3412 diff[attr] = (to[attr] - from[attr]) / ms;
3415 from[attr] = R.getRGB(from[attr]);
3416 var toColour = R.getRGB(to[attr]);
3418 r: (toColour.r - from[attr].r) / ms,
3419 g: (toColour.g - from[attr].g) / ms,
3420 b: (toColour.b - from[attr].b) / ms
3424 var pathes = path2curve(from[attr], to[attr]),
3426 from[attr] = pathes[0];
3428 for (i = 0, ii = from[attr].length; i < ii; i++) {
3429 diff[attr][i] = [0];
3430 for (var j = 1, jj = from[attr][i].length; j < jj; j++) {
3431 diff[attr][i][j] = (toPath[i][j] - from[attr][i][j]) / ms;
3437 eq = equaliseTransform(_[attr], to[attr]);
3439 from[attr] = eq.from;
3442 diff[attr].real = true;
3443 for (i = 0, ii = from[attr].length; i < ii; i++) {
3444 diff[attr][i] = [from[attr][i][0]];
3445 for (j = 1, jj = from[attr][i].length; j < jj; j++) {
3446 diff[attr][i][j] = (to[attr][i][j] - from[attr][i][j]) / ms;
3450 var m = (element.matrix || new Matrix),
3452 _: {transform: _.transform},
3453 getBBox: function () {
3454 return element.getBBox(1);
3465 extractTransform(to2, to[attr]);
3466 to[attr] = to2._.transform;
3468 (to2.matrix.a - m.a) / ms,
3469 (to2.matrix.b - m.b) / ms,
3470 (to2.matrix.c - m.c) / ms,
3471 (to2.matrix.d - m.d) / ms,
3472 (to2.matrix.e - m.e) / ms,
3473 (to2.matrix.e - m.f) / ms
3475 // from[attr] = [_.sx, _.sy, _.deg, _.dx, _.dy];
3476 // var to2 = {_:{}, getBBox: function () { return element.getBBox(); }};
3477 // extractTransform(to2, to[attr]);
3479 // (to2._.sx - _.sx) / ms,
3480 // (to2._.sy - _.sy) / ms,
3481 // (to2._.deg - _.deg) / ms,
3482 // (to2._.dx - _.dx) / ms,
3483 // (to2._.dy - _.dy) / ms
3488 var values = Str(params[attr]).split(separator),
3489 from2 = Str(from[attr]).split(separator);
3490 if (attr == "clip-rect") {
3495 diff[attr][i] = (values[i] - from[attr][i]) / ms;
3501 values = [].concat(params[attr]);
3502 from2 = [].concat(from[attr]);
3504 i = element.paper.customAttributes[attr].length;
3506 diff[attr][i] = ((values[i] || 0) - (from2[i] || 0)) / ms;
3512 var easing = params.easing,
3513 easyeasy = R.easing_formulas[easing];
3515 easyeasy = Str(easing).match(bezierrg);
3516 if (easyeasy && easyeasy.length == 5) {
3517 var curve = easyeasy;
3518 easyeasy = function (t) {
3519 return CubicBezierAtTime(t, +curve[1], +curve[2], +curve[3], +curve[4], ms);
3525 timestamp = params.start || anim.start || +new Date;
3529 timestamp: timestamp,
3530 start: timestamp + (anim.del || 0),
3532 initstatus: status || 0,
3540 callback: params.callback,
3543 repeat: times || anim.times,
3544 origin: element.attr(),
3545 totalOrigin: totalOrigin
3547 animationElements.push(e);
3548 if (status && !isInAnim) {
3550 e.start = new Date - ms * status;
3551 if (animationElements.length == 1) {
3555 animationElements.length == 1 && requestAnimFrame(animation);
3557 isInAnim.initstatus = status;
3558 isInAnim.start = new Date - isInAnim.ms * status;
3560 eve("anim.start." + element.id, element, anim);
3566 * Creates an animation object that can be passed to the @Element.animate or @Element.animateWith methods.
3567 * See also @Animation.delay and @Animation.repeat methods.
3571 - params (object) final attributes for the element, see also @Element.attr
3572 - ms (number) number of milliseconds for animation to run
3573 - easing (string) #optional easing type. Accept one of @Raphael.easing_formulas or CSS format: `cubic‐bezier(XX, XX, XX, XX)`
3574 - callback (function) #optional callback function. Will be called at the end of animation.
3576 = (object) @Animation
3578 R.animation = function (params, ms, easing, callback) {
3579 if (R.is(easing, "function") || !easing) {
3580 callback = callback || easing || null;
3583 params = Object(params);
3588 for (attr in params) if (params[has](attr) && toFloat(attr) != attr) {
3590 p[attr] = params[attr];
3593 return new Animation(params, ms);
3595 easing && (p.easing = easing);
3596 callback && (p.callback = callback);
3597 return new Animation({100: p}, ms);
3604 * Creates and starts animation for given element.
3608 - params (object) final attributes for the element, see also @Element.attr
3609 - ms (number) number of milliseconds for animation to run
3610 - easing (string) #optional easing type. Accept one of @Raphael.easing_formulas or CSS format: `cubic‐bezier(XX, XX, XX, XX)`
3611 - callback (function) #optional callback function. Will be called at the end of animation.
3613 - animation (object) animation object, see @Raphael.animation
3615 = (object) original element
3617 elproto.animate = function (params, ms, easing, callback) {
3619 if (element.removed) {
3620 callback && callback.call(element);
3623 var anim = params instanceof Animation ? params : R.animation(params, ms, easing, callback);
3624 runAnimation(anim, element, anim.percents[0], null, element.attr());
3631 * Sets the status of animation of the element in milliseconds. Similar to @Element.status method.
3635 - anim (object) animation object
3636 - value (number) number of milliseconds from the beginning of the animation
3638 = (object) original element if `value` is specified
3639 * Note, that during animation following events are triggered:
3641 * On each animation frame event `anim.frame.<id>`, on start `anim.start.<id>` and on end `anim.finish.<id>`.
3643 elproto.setTime = function (anim, value) {
3644 if (anim && value != null) {
3645 this.status(anim, mmin(value, anim.ms) / anim.ms);
3653 * Gets or sets the status of animation of the element.
3657 - anim (object) #optional animation object
3658 - 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.
3662 = (array) status if `anim` is not specified. Array of objects in format:
3664 o anim: (object) animation object
3665 o status: (number) status
3668 = (object) original element if `value` is specified
3670 elproto.status = function (anim, value) {
3675 if (value != null) {
3676 runAnimation(anim, this, -1, mmin(value, 1));
3679 len = animationElements.length;
3680 for (; i < len; i++) {
3681 e = animationElements[i];
3682 if (e.el.id == this.id && (!anim || e.anim == anim)) {
3686 out.push({anim: e.anim, status: e.status});
3699 * Stops animation of the element with ability to resume it later on.
3703 - anim (object) #optional animation object
3705 = (object) original element
3707 elproto.pause = function (anim) {
3708 for (var i = 0; i < animationElements.length; i++) if (animationElements[i].el.id == this.id && (!anim || animationElements[i].anim == anim)) {
3709 if (eve("anim.pause." + this.id, this, animationElements[i].anim) !== false) {
3710 animationElements[i].paused = true;
3719 * Resumes animation if it was paused with @Element.pause method.
3723 - anim (object) #optional animation object
3725 = (object) original element
3727 elproto.resume = function (anim) {
3728 for (var i = 0; i < animationElements.length; i++) if (animationElements[i].el.id == this.id && (!anim || animationElements[i].anim == anim)) {
3729 var e = animationElements[i];
3730 if (eve("anim.resume." + this.id, this, e.anim) !== false) {
3732 this.status(e.anim, e.status);
3741 * Stops animation of the element.
3745 - anim (object) #optional animation object
3747 = (object) original element
3749 elproto.stop = function (anim) {
3750 for (var i = 0; i < animationElements.length; i++) if (animationElements[i].el.id == this.id && (!anim || animationElements[i].anim == anim)) {
3751 if (eve("anim.stop." + this.id, this, animationElements[i].anim) !== false) {
3752 animationElements.splice(i--, 1);
3757 elproto.toString = function () {
3758 return "Rapha\xebl\u2019s object";
3762 var Set = function (items) {
3767 for (var i = 0, ii = items.length; i < ii; i++) {
3768 if (items[i] && (items[i].constructor == elproto.constructor || items[i].constructor == Set)) {
3769 this[this.items.length] = this.items[this.items.length] = items[i];
3775 setproto = Set.prototype;
3780 * Adds each argument to the current set.
3781 = (object) original element
3783 setproto.push = function () {
3786 for (var i = 0, ii = arguments.length; i < ii; i++) {
3787 item = arguments[i];
3788 if (item && (item.constructor == elproto.constructor || item.constructor == Set)) {
3789 len = this.items.length;
3790 this[len] = this.items[len] = item;
3800 * Removes last element and returns it.
3803 setproto.pop = function () {
3804 this.length && delete this[this.length--];
3805 return this.items.pop();
3811 * Executes given function for each element in the set.
3813 * If function returns `false` it will stop loop running.
3817 - callback (function) function to run
3818 - thisArg (object) context object for the callback
3819 = (object) Set object
3821 setproto.forEach = function (callback, thisArg) {
3822 for (var i = 0, ii = this.items.length; i < ii; i++) {
3823 if (callback.call(thisArg, this.items[i]) === false) {
3829 for (var method in elproto) if (elproto[has](method)) {
3830 setproto[method] = (function (methodname) {
3831 return function () {
3832 var arg = arguments;
3833 return this.forEach(function (el) {
3834 el[methodname][apply](el, arg);
3839 setproto.attr = function (name, value) {
3840 if (name && R.is(name, array) && R.is(name[0], "object")) {
3841 for (var j = 0, jj = name.length; j < jj; j++) {
3842 this.items[j].attr(name[j]);
3845 for (var i = 0, ii = this.items.length; i < ii; i++) {
3846 this.items[i].attr(name, value);
3851 setproto.clear = function () {
3852 while (this.length) {
3856 setproto.animate = function (params, ms, easing, callback) {
3857 (R.is(easing, "function") || !easing) && (callback = easing || null);
3858 var len = this.items.length,
3866 callback && (collector = function () {
3867 !--len && callback.call(set);
3869 easing = R.is(easing, string) ? easing : collector;
3870 var anim = params instanceof Animation ? params : R.animation(params, ms, easing, collector);
3871 item = this.items[--i].animate(anim);
3873 this.items[i] && !this.items[i].removed && this.items[i].animateWith(item, anim);
3877 setproto.insertAfter = function (el) {
3878 var i = this.items.length;
3880 this.items[i].insertAfter(el);
3884 setproto.getBBox = function () {
3889 for (var i = this.items.length; i--;) if (!this.items[i].removed) {
3890 var box = this.items[i].getBBox();
3893 w.push(box.x + box.width);
3894 h.push(box.y + box.height);
3896 x = mmin[apply](0, x);
3897 y = mmin[apply](0, y);
3901 width: mmax[apply](0, w) - x,
3902 height: mmax[apply](0, h) - y
3905 setproto.clone = function (s) {
3907 for (var i = 0, ii = this.items.length; i < ii; i++) {
3908 s.push(this.items[i].clone());
3912 setproto.toString = function () {
3913 return "Rapha\xebl\u2018s set";
3916 R.registerFont = function (font) {
3920 this.fonts = this.fonts || {};
3926 family = font.face["font-family"];
3927 for (var prop in font.face) if (font.face[has](prop)) {
3928 fontcopy.face[prop] = font.face[prop];
3930 if (this.fonts[family]) {
3931 this.fonts[family].push(fontcopy);
3933 this.fonts[family] = [fontcopy];
3936 fontcopy.face["units-per-em"] = toInt(font.face["units-per-em"], 10);
3937 for (var glyph in font.glyphs) if (font.glyphs[has](glyph)) {
3938 var path = font.glyphs[glyph];
3939 fontcopy.glyphs[glyph] = {
3942 d: path.d && "M" + path.d.replace(/[mlcxtrv]/g, function (command) {
3943 return {l: "L", c: "C", x: "z", t: "m", r: "l", v: "c"}[command] || "M";
3947 for (var k in path.k) if (path[has](k)) {
3948 fontcopy.glyphs[glyph].k[k] = path.k[k];
3955 paperproto.getFont = function (family, weight, style, stretch) {
3956 stretch = stretch || "normal";
3957 style = style || "normal";
3958 weight = +weight || {normal: 400, bold: 700, lighter: 300, bolder: 800}[weight] || 400;
3962 var font = R.fonts[family];
3964 var name = new RegExp("(^|\\s)" + family.replace(/[^\w\d\s+!~.:_-]/g, E) + "(\\s|$)", "i");
3965 for (var fontName in R.fonts) if (R.fonts[has](fontName)) {
3966 if (name.test(fontName)) {
3967 font = R.fonts[fontName];
3974 for (var i = 0, ii = font.length; i < ii; i++) {
3976 if (thefont.face["font-weight"] == weight && (thefont.face["font-style"] == style || !thefont.face["font-style"]) && thefont.face["font-stretch"] == stretch) {
3983 paperproto.print = function (x, y, string, font, size, origin, letter_spacing) {
3984 origin = origin || "middle"; // baseline|middle
3985 letter_spacing = mmax(mmin(letter_spacing || 0, 1), -1);
3986 var out = this.set(),
3987 letters = Str(string).split(E),
3991 R.is(font, string) && (font = this.getFont(font));
3993 scale = (size || 16) / font.face["units-per-em"];
3994 var bb = font.face.bbox.split(separator),
3996 height = +bb[1] + (origin == "baseline" ? bb[3] - bb[1] + (+font.face.descent) : (bb[3] - bb[1]) / 2);
3997 for (var i = 0, ii = letters.length; i < ii; i++) {
3998 var prev = i && font.glyphs[letters[i - 1]] || {},
3999 curr = font.glyphs[letters[i]];
4000 shift += i ? (prev.w || font.w) + (prev.k && prev.k[letters[i]] || 0) + (font.w * letter_spacing) : 0;
4001 curr && curr.d && out.push(this.path(curr.d).attr({
4004 transform: [["t", shift * scale, 0]]
4007 out.transform(["...s", scale, scale, top, height, "t", (x - top) / scale, (y - height) / scale]);
4016 * Simple format function. Replaces construction of type “`{<number>}`” to the corresponding argument.
4020 - token (string) string to format
4021 - … (string) rest of arguments will be treated as parameters for replacement
4022 = (string) formated string
4028 | // this will draw a rectangular shape equivalent to "M10,20h40v50h-40z"
4029 | paper.path(Raphael.format("M{1},{2}h{3}v{4}h{5}z", x, y, width, height, -width));
4031 R.format = function (token, params) {
4032 var args = R.is(params, array) ? [0][concat](params) : arguments;
4033 token && R.is(token, string) && args.length - 1 && (token = token.replace(formatrg, function (str, i) {
4034 return args[++i] == null ? E : args[i];
4042 * A little bit more advanced format function than @Raphael.format. Replaces construction of type “`{<name>}`” to the corresponding argument.
4046 - token (string) string to format
4047 - json (object) object which properties will be used as a replacement
4048 = (string) formated string
4050 | // this will draw a rectangular shape equivalent to "M10,20h40v50h-40z"
4051 | paper.path(Raphael.format("M{x},{y}h{dim.width}v{dim.height}h{dim['negative width']}z", {
4057 | "negative width": -40
4061 R.fullfill = (function () {
4062 var tokenRegex = /\{([^\}]+)\}/g,
4063 objNotationRegex = /(?:(?:^|\.)(.+?)(?=\[|\.|$|\()|\[('|")(.+?)\2\])(\(\))?/g, // matches .xxxxx or ["xxxxx"] to run over object properties
4064 replacer = function (all, key, obj) {
4066 key.replace(objNotationRegex, function (all, name, quote, quotedName, isFunc) {
4067 name = name || quotedName;
4072 typeof res == "function" && isFunc && (res = res());
4075 res = (res == null || res == obj ? all : res) + "";
4078 return function (str, obj) {
4079 return String(str).replace(tokenRegex, function (all, key) {
4080 return replacer(all, key, obj);
4088 * If you want to leave no trace of Raphaël (Well, Raphaël creates only one global variable `Raphael`, but anyway.) You can use `ninja` method.
4089 * Beware, that in this case plugins could stop working, because they are depending on global variable existance.
4091 = (object) Raphael object
4093 | (function (local_raphael) {
4094 | var paper = local_raphael(10, 10, 320, 200);
4096 | })(Raphael.ninja());
4098 R.ninja = function () {
4099 oldRaphael.was ? (g.win.Raphael = oldRaphael.is) : delete Raphael;
4104 [ property (object) ]
4106 * You can add your own method to elements and sets. It is wise to add a set method for each element method
4107 * you added, so you will be able to call the same method on sets too.
4109 * See also @Raphael.el.
4111 | Raphael.el.red = function () {
4112 | this.attr({fill: "#f00"});
4114 | Raphael.st.red = function () {
4115 | this.forEach(function () {
4120 | paper.set(paper.circle(100, 100, 20), paper.circle(110, 100, 20)).red();
4123 // Firefox <3.6 fix: http://webreflection.blogspot.com/2009/11/195-chars-to-help-lazy-loading.html
4124 (function (doc, loaded, f) {
4125 if (doc.readyState == null && doc.addEventListener){
4126 doc.addEventListener(loaded, f = function () {
4127 doc.removeEventListener(loaded, f, false);
4128 doc.readyState = "complete";
4130 doc.readyState = "loading";
4132 function isLoaded() {
4133 (/in/).test(doc.readyState) ? setTimeout(isLoaded, 9) : R.eve("DOMload");
4136 })(document, "DOMContentLoaded");
4138 oldRaphael.was ? (g.win.Raphael = R) : (Raphael = R);
4140 eve.on("DOMload", function () {