laserkard: js-lib/raphael.js annotate

annotate js-lib/raphael.js @ 94:0f19af92260e laserkard

saving progress.

author	Robert McIntyre <rlm@mit.edu>
date	Mon, 26 Jul 2010 20:33:17 -0400
parents	e0dadfad3dc4
children

rev	line source
rlm@83	1 /*!
rlm@83	2 * Raphael 1.4.7 - JavaScript Vector Library
rlm@83	3 *
rlm@83	4 * Copyright (c) 2010 Dmitry Baranovskiy (http://raphaeljs.com)
rlm@83	5 * Licensed under the MIT (http://www.opensource.org/licenses/mit-license.php) license.
rlm@83	6 */
rlm@83	7
rlm@83	8 Raphael = (function () {
rlm@83	9 function R() {
rlm@83	10 if (R.is(arguments[0], array)) {
rlm@83	11 var a = arguments[0],
rlm@83	12 cnv = create[apply](R, a.splice(0, 3 + R.is(a[0], nu))),
rlm@83	13 res = cnv.set();
rlm@83	14 for (var i = 0, ii = a[length]; i < ii; i++) {
rlm@83	15 var j = a[i] \|\| {};
rlm@83	16 elements.test(j.type) && res[push](cnv[j.type]().attr(j));
rlm@83	17 }
rlm@83	18 return res;
rlm@83	19 }
rlm@83	20 return create[apply](R, arguments);
rlm@83	21 }
rlm@83	22 R.version = "1.4.7";
rlm@83	23 var separator = /[, ]+/,
rlm@83	24 elements = /^(circle\|rect\|path\|ellipse\|text\|image)$/,
rlm@83	25 proto = "prototype",
rlm@83	26 has = "hasOwnProperty",
rlm@83	27 doc = document,
rlm@83	28 win = window,
rlm@83	29 oldRaphael = {
rlm@83	30 was: Object[proto][has].call(win, "Raphael"),
rlm@83	31 is: win.Raphael
rlm@83	32 },
rlm@83	33 Paper = function () {},
rlm@83	34 appendChild = "appendChild",
rlm@83	35 apply = "apply",
rlm@83	36 concat = "concat",
rlm@83	37 supportsTouch = "createTouch" in doc,
rlm@83	38 E = "",
rlm@83	39 S = " ",
rlm@83	40 Str = String,
rlm@83	41 split = "split",
rlm@83	42 events = "click dblclick mousedown mousemove mouseout mouseover mouseup touchstart touchmove touchend orientationchange touchcancel gesturestart gesturechange gestureend"[split](S),
rlm@83	43 touchMap = {
rlm@83	44 mousedown: "touchstart",
rlm@83	45 mousemove: "touchmove",
rlm@83	46 mouseup: "touchend"
rlm@83	47 },
rlm@83	48 join = "join",
rlm@83	49 length = "length",
rlm@83	50 lowerCase = String[proto].toLowerCase,
rlm@83	51 math = Math,
rlm@83	52 mmax = math.max,
rlm@83	53 mmin = math.min,
rlm@83	54 nu = "number",
rlm@83	55 string = "string",
rlm@83	56 array = "array",
rlm@83	57 toString = "toString",
rlm@83	58 fillString = "fill",
rlm@83	59 objectToString = Object[proto][toString],
rlm@83	60 paper = {},
rlm@83	61 pow = math.pow,
rlm@83	62 push = "push",
rlm@83	63 rg = /^(?=[\da-f]$)/,
rlm@83	64 ISURL = /^url\(['"]?([^\)]+?)['"]?\)$/i,
rlm@83	65 colourRegExp = /^\s((#[a-f\d]{6})\|(#[a-f\d]{3})\|rgba?\(\s([\d\.]+\s,\s[\d\.]+\s,\s[\d\.]+(?:\s,\s[\d\.]+)?)\s\)\|rgba?\(\s([\d\.]+%\s,\s[\d\.]+%\s,\s[\d\.]+%(?:\s,\s[\d\.]+%)?)\s\)\|hsb\(\s([\d\.]+(?:deg\|\xb0)?\s,\s[\d\.]+\s,\s[\d\.]+)\s\)\|hsb\(\s([\d\.]+(?:deg\|\xb0\|%)\s,\s[\d\.]+%\s,\s[\d\.]+%)\s\)\|hsl\(\s([\d\.]+(?:deg\|\xb0)?\s,\s[\d\.]+\s,\s[\d\.]+)\s\)\|hsl\(\s([\d\.]+(?:deg\|\xb0\|%)\s,\s[\d\.]+%\s,\s[\d\.]+%)\s\))\s$/i,
rlm@83	66 round = math.round,
rlm@83	67 setAttribute = "setAttribute",
rlm@83	68 toFloat = parseFloat,
rlm@83	69 toInt = parseInt,
rlm@83	70 ms = " progid:DXImageTransform.Microsoft",
rlm@83	71 upperCase = String[proto].toUpperCase,
rlm@83	72 availableAttrs = {blur: 0, "clip-rect": "0 0 1e9 1e9", cursor: "default", cx: 0, cy: 0, fill: "#fff", "fill-opacity": 1, font: '10px "Arial"', "font-family": '"Arial"', "font-size": "10", "font-style": "normal", "font-weight": 400, gradient: 0, height: 0, href: "http://raphaeljs.com/", opacity: 1, path: "M0,0", r: 0, rotation: 0, rx: 0, ry: 0, scale: "1 1", src: "", stroke: "#000", "stroke-dasharray": "", "stroke-linecap": "butt", "stroke-linejoin": "butt", "stroke-miterlimit": 0, "stroke-opacity": 1, "stroke-width": 1, target: "_blank", "text-anchor": "middle", title: "Raphael", translation: "0 0", width: 0, x: 0, y: 0},
rlm@83	73 availableAnimAttrs = {along: "along", blur: nu, "clip-rect": "csv", cx: nu, cy: nu, fill: "colour", "fill-opacity": nu, "font-size": nu, height: nu, opacity: nu, path: "path", r: nu, rotation: "csv", rx: nu, ry: nu, scale: "csv", stroke: "colour", "stroke-opacity": nu, "stroke-width": nu, translation: "csv", width: nu, x: nu, y: nu},
rlm@83	74 rp = "replace";
rlm@83	75 R.type = (win.SVGAngle \|\| doc.implementation.hasFeature("http://www.w3.org/TR/SVG11/feature#BasicStructure", "1.1") ? "SVG" : "VML");
rlm@83	76 if (R.type == "VML") {
rlm@83	77 var d = doc.createElement("div"),
rlm@83	78 b;
rlm@83	79 d.innerHTML = '<v:shape adj="1"/>';
rlm@83	80 b = d.firstChild;
rlm@83	81 b.style.behavior = "url(#default#VML)";
rlm@83	82 if (!(b && typeof b.adj == "object")) {
rlm@83	83 return R.type = null;
rlm@83	84 }
rlm@83	85 d = null;
rlm@83	86 }
rlm@83	87 R.svg = !(R.vml = R.type == "VML");
rlm@83	88 Paper[proto] = R[proto];
rlm@83	89 R._id = 0;
rlm@83	90 R._oid = 0;
rlm@83	91 R.fn = {};
rlm@83	92 R.is = function (o, type) {
rlm@83	93 type = lowerCase.call(type);
rlm@83	94 return (type == "object" && o === Object(o)) \|\|
rlm@83	95 (type == "undefined" && typeof o == type) \|\|
rlm@83	96 (type == "null" && o == null) \|\|
rlm@83	97 (type == "array" && Array.isArray && Array.isArray(o)) \|\|
rlm@83	98 lowerCase.call(objectToString.call(o).slice(8, -1)) == type;
rlm@83	99 };
rlm@83	100
rlm@83	101 R.setWindow = function (newwin) {
rlm@83	102 win = newwin;
rlm@83	103 doc = win.document;
rlm@83	104 };
rlm@83	105 // colour utilities
rlm@83	106 var toHex = function (color) {
rlm@83	107 if (R.vml) {
rlm@83	108 // http://dean.edwards.name/weblog/2009/10/convert-any-colour-value-to-hex-in-msie/
rlm@83	109 var trim = /^\s+\|\s+$/g;
rlm@83	110 toHex = cacher(function (color) {
rlm@83	111 var bod;
rlm@83	112 color = Str(color)[rp](trim, E);
rlm@83	113 try {
rlm@83	114 var docum = new win.ActiveXObject("htmlfile");
rlm@83	115 docum.write("<body>");
rlm@83	116 docum.close();
rlm@83	117 bod = docum.body;
rlm@83	118 } catch(e) {
rlm@83	119 bod = win.createPopup().document.body;
rlm@83	120 }
rlm@83	121 var range = bod.createTextRange();
rlm@83	122 try {
rlm@83	123 bod.style.color = color;
rlm@83	124 var value = range.queryCommandValue("ForeColor");
rlm@83	125 value = ((value & 255) << 16) \| (value & 65280) \| ((value & 16711680) >>> 16);
rlm@83	126 return "#" + ("000000" + value[toString](16)).slice(-6);
rlm@83	127 } catch(e) {
rlm@83	128 return "none";
rlm@83	129 }
rlm@83	130 });
rlm@83	131 } else {
rlm@83	132 var i = doc.createElement("i");
rlm@83	133 i.title = "Rapha\xebl Colour Picker";
rlm@83	134 i.style.display = "none";
rlm@83	135 doc.body[appendChild](i);
rlm@83	136 toHex = cacher(function (color) {
rlm@83	137 i.style.color = color;
rlm@83	138 return doc.defaultView.getComputedStyle(i, E).getPropertyValue("color");
rlm@83	139 });
rlm@83	140 }
rlm@83	141 return toHex(color);
rlm@83	142 },
rlm@83	143 hsbtoString = function () {
rlm@83	144 return "hsb(" + [this.h, this.s, this.b] + ")";
rlm@83	145 },
rlm@83	146 hsltoString = function () {
rlm@83	147 return "hsl(" + [this.h, this.s, this.l] + ")";
rlm@83	148 },
rlm@83	149 rgbtoString = function () {
rlm@83	150 return this.hex;
rlm@83	151 };
rlm@83	152 R.hsb2rgb = function (h, s, b) {
rlm@83	153 if (R.is(h, "object") && "h" in h && "s" in h && "b" in h) {
rlm@83	154 b = h.b;
rlm@83	155 s = h.s;
rlm@83	156 h = h.h;
rlm@83	157 }
rlm@83	158 return R.hsl2rgb(h, s, b / 2);
rlm@83	159 };
rlm@83	160 R.hsl2rgb = function (h, s, l) {
rlm@83	161 if (R.is(h, "object") && "h" in h && "s" in h && "l" in h) {
rlm@83	162 l = h.l;
rlm@83	163 s = h.s;
rlm@83	164 h = h.h;
rlm@83	165 }
rlm@83	166 if (h > 1 \|\| s > 1 \|\| l > 1) {
rlm@83	167 h /= 255;
rlm@83	168 s /= 255;
rlm@83	169 l /= 255;
rlm@83	170 }
rlm@83	171 var rgb = {},
rlm@83	172 channels = ["r", "g", "b"],
rlm@83	173 t2, t1, t3, r, g, b;
rlm@83	174 if (!s) {
rlm@83	175 rgb = {
rlm@83	176 r: l,
rlm@83	177 g: l,
rlm@83	178 b: l
rlm@83	179 };
rlm@83	180 } else {
rlm@83	181 if (l < .5) {
rlm@83	182 t2 = l * (1 + s);
rlm@83	183 } else {
rlm@83	184 t2 = l + s - l * s;
rlm@83	185 }
rlm@83	186 t1 = 2 * l - t2;
rlm@83	187 for (var i = 0, ii = channels.length; i < ii; i++) {
rlm@83	188 t3 = h + 1 / 3 * -(i - 1);
rlm@83	189 t3 < 0 && t3++;
rlm@83	190 t3 > 1 && t3--;
rlm@83	191 if (t3 * 6 < 1) {
rlm@83	192 rgb[channels[i]] = t1 + (t2 - t1) * 6 * t3;
rlm@83	193 } else if (t3 * 2 < 1) {
rlm@83	194 rgb[channels[i]] = t2;
rlm@83	195 } else if (t3 * 3 < 2) {
rlm@83	196 rgb[channels[i]] = t1 + (t2 - t1) * (2 / 3 - t3) * 6;
rlm@83	197 } else {
rlm@83	198 rgb[channels[i]] = t1;
rlm@83	199 }
rlm@83	200 }
rlm@83	201 }
rlm@83	202 rgb.r *= 255;
rlm@83	203 rgb.g *= 255;
rlm@83	204 rgb.b *= 255;
rlm@83	205 r = (~~rgb.r)[toString](16);
rlm@83	206 g = (~~rgb.g)[toString](16);
rlm@83	207 b = (~~rgb.b)[toString](16);
rlm@83	208 r = r[rp](rg, "0");
rlm@83	209 g = g[rp](rg, "0");
rlm@83	210 b = b[rp](rg, "0");
rlm@83	211 rgb.hex = "#" + r + g + b;
rlm@83	212 rgb.toString = rgbtoString;
rlm@83	213 return rgb;
rlm@83	214 };
rlm@83	215 R.rgb2hsb = function (red, green, blue) {
rlm@83	216 if (green == null && R.is(red, "object") && "r" in red && "g" in red && "b" in red) {
rlm@83	217 blue = red.b;
rlm@83	218 green = red.g;
rlm@83	219 red = red.r;
rlm@83	220 }
rlm@83	221 if (green == null && R.is(red, string)) {
rlm@83	222 var clr = R.getRGB(red);
rlm@83	223 red = clr.r;
rlm@83	224 green = clr.g;
rlm@83	225 blue = clr.b;
rlm@83	226 }
rlm@83	227 if (red > 1 \|\| green > 1 \|\| blue > 1) {
rlm@83	228 red /= 255;
rlm@83	229 green /= 255;
rlm@83	230 blue /= 255;
rlm@83	231 }
rlm@83	232 var max = mmax(red, green, blue),
rlm@83	233 min = mmin(red, green, blue),
rlm@83	234 hue,
rlm@83	235 saturation,
rlm@83	236 brightness = max;
rlm@83	237 if (min == max) {
rlm@83	238 return {h: 0, s: 0, b: max, toString: hsbtoString};
rlm@83	239 } else {
rlm@83	240 var delta = (max - min);
rlm@83	241 saturation = delta / max;
rlm@83	242 if (red == max) {
rlm@83	243 hue = (green - blue) / delta;
rlm@83	244 } else if (green == max) {
rlm@83	245 hue = 2 + ((blue - red) / delta);
rlm@83	246 } else {
rlm@83	247 hue = 4 + ((red - green) / delta);
rlm@83	248 }
rlm@83	249 hue /= 6;
rlm@83	250 hue < 0 && hue++;
rlm@83	251 hue > 1 && hue--;
rlm@83	252 }
rlm@83	253 return {h: hue, s: saturation, b: brightness, toString: hsbtoString};
rlm@83	254 };
rlm@83	255 R.rgb2hsl = function (red, green, blue) {
rlm@83	256 if (green == null && R.is(red, "object") && "r" in red && "g" in red && "b" in red) {
rlm@83	257 blue = red.b;
rlm@83	258 green = red.g;
rlm@83	259 red = red.r;
rlm@83	260 }
rlm@83	261 if (green == null && R.is(red, string)) {
rlm@83	262 var clr = R.getRGB(red);
rlm@83	263 red = clr.r;
rlm@83	264 green = clr.g;
rlm@83	265 blue = clr.b;
rlm@83	266 }
rlm@83	267 if (red > 1 \|\| green > 1 \|\| blue > 1) {
rlm@83	268 red /= 255;
rlm@83	269 green /= 255;
rlm@83	270 blue /= 255;
rlm@83	271 }
rlm@83	272 var max = mmax(red, green, blue),
rlm@83	273 min = mmin(red, green, blue),
rlm@83	274 h,
rlm@83	275 s,
rlm@83	276 l = (max + min) / 2,
rlm@83	277 hsl;
rlm@83	278 if (min == max) {
rlm@83	279 hsl = {h: 0, s: 0, l: l};
rlm@83	280 } else {
rlm@83	281 var delta = max - min;
rlm@83	282 s = l < .5 ? delta / (max + min) : delta / (2 - max - min);
rlm@83	283 if (red == max) {
rlm@83	284 h = (green - blue) / delta;
rlm@83	285 } else if (green == max) {
rlm@83	286 h = 2 + (blue - red) / delta;
rlm@83	287 } else {
rlm@83	288 h = 4 + (red - green) / delta;
rlm@83	289 }
rlm@83	290 h /= 6;
rlm@83	291 h < 0 && h++;
rlm@83	292 h > 1 && h--;
rlm@83	293 hsl = {h: h, s: s, l: l};
rlm@83	294 }
rlm@83	295 hsl.toString = hsltoString;
rlm@83	296 return hsl;
rlm@83	297 };
rlm@83	298 var p2s = /,?([achlmqrstvxz]),?/gi,
rlm@83	299 commaSpaces = /\s,\s/,
rlm@83	300 hsrg = {hs: 1, rg: 1};
rlm@83	301 R._path2string = function () {
rlm@83	302 return this.join(",")[rp](p2s, "$1");
rlm@83	303 };
rlm@83	304 function cacher(f, scope, postprocessor) {
rlm@83	305 function newf() {
rlm@83	306 var arg = Array[proto].slice.call(arguments, 0),
rlm@83	307 args = arg[join]("\u25ba"),
rlm@83	308 cache = newf.cache = newf.cache \|\| {},
rlm@83	309 count = newf.count = newf.count \|\| [];
rlm@83	310 if (cache[has](args)) {
rlm@83	311 return postprocessor ? postprocessor(cache[args]) : cache[args];
rlm@83	312 }
rlm@83	313 count[length] >= 1e3 && delete cache[count.shift()];
rlm@83	314 count[push](args);
rlm@83	315 cache[args] = f[apply](scope, arg);
rlm@83	316 return postprocessor ? postprocessor(cache[args]) : cache[args];
rlm@83	317 }
rlm@83	318 return newf;
rlm@83	319 }
rlm@83	320
rlm@83	321 R.getRGB = cacher(function (colour) {
rlm@83	322 if (!colour \|\| !!((colour = Str(colour)).indexOf("-") + 1)) {
rlm@83	323 return {r: -1, g: -1, b: -1, hex: "none", error: 1};
rlm@83	324 }
rlm@83	325 if (colour == "none") {
rlm@83	326 return {r: -1, g: -1, b: -1, hex: "none"};
rlm@83	327 }
rlm@83	328 !(hsrg[has](colour.substring(0, 2)) \|\| colour.charAt() == "#") && (colour = toHex(colour));
rlm@83	329 var res,
rlm@83	330 red,
rlm@83	331 green,
rlm@83	332 blue,
rlm@83	333 opacity,
rlm@83	334 t,
rlm@83	335 rgb = colour.match(colourRegExp);
rlm@83	336 if (rgb) {
rlm@83	337 if (rgb[2]) {
rlm@83	338 blue = toInt(rgb[2].substring(5), 16);
rlm@83	339 green = toInt(rgb[2].substring(3, 5), 16);
rlm@83	340 red = toInt(rgb[2].substring(1, 3), 16);
rlm@83	341 }
rlm@83	342 if (rgb[3]) {
rlm@83	343 blue = toInt((t = rgb[3].charAt(3)) + t, 16);
rlm@83	344 green = toInt((t = rgb[3].charAt(2)) + t, 16);
rlm@83	345 red = toInt((t = rgb[3].charAt(1)) + t, 16);
rlm@83	346 }
rlm@83	347 if (rgb[4]) {
rlm@83	348 rgb = rgb[4][split](commaSpaces);
rlm@83	349 red = toFloat(rgb[0]);
rlm@83	350 green = toFloat(rgb[1]);
rlm@83	351 blue = toFloat(rgb[2]);
rlm@83	352 opacity = toFloat(rgb[3]);
rlm@83	353 }
rlm@83	354 if (rgb[5]) {
rlm@83	355 rgb = rgb[5][split](commaSpaces);
rlm@83	356 red = toFloat(rgb[0]) * 2.55;
rlm@83	357 green = toFloat(rgb[1]) * 2.55;
rlm@83	358 blue = toFloat(rgb[2]) * 2.55;
rlm@83	359 opacity = toFloat(rgb[3]);
rlm@83	360 }
rlm@83	361 if (rgb[6]) {
rlm@83	362 rgb = rgb[6][split](commaSpaces);
rlm@83	363 red = toFloat(rgb[0]);
rlm@83	364 green = toFloat(rgb[1]);
rlm@83	365 blue = toFloat(rgb[2]);
rlm@83	366 (rgb[0].slice(-3) == "deg" \|\| rgb[0].slice(-1) == "\xb0") && (red /= 360);
rlm@83	367 return R.hsb2rgb(red, green, blue);
rlm@83	368 }
rlm@83	369 if (rgb[7]) {
rlm@83	370 rgb = rgb[7][split](commaSpaces);
rlm@83	371 red = toFloat(rgb[0]) * 2.55;
rlm@83	372 green = toFloat(rgb[1]) * 2.55;
rlm@83	373 blue = toFloat(rgb[2]) * 2.55;
rlm@83	374 (rgb[0].slice(-3) == "deg" \|\| rgb[0].slice(-1) == "\xb0") && (red /= 360 * 2.55);
rlm@83	375 return R.hsb2rgb(red, green, blue);
rlm@83	376 }
rlm@83	377 if (rgb[8]) {
rlm@83	378 rgb = rgb[8][split](commaSpaces);
rlm@83	379 red = toFloat(rgb[0]);
rlm@83	380 green = toFloat(rgb[1]);
rlm@83	381 blue = toFloat(rgb[2]);
rlm@83	382 (rgb[0].slice(-3) == "deg" \|\| rgb[0].slice(-1) == "\xb0") && (red /= 360);
rlm@83	383 return R.hsl2rgb(red, green, blue);
rlm@83	384 }
rlm@83	385 if (rgb[9]) {
rlm@83	386 rgb = rgb[9][split](commaSpaces);
rlm@83	387 red = toFloat(rgb[0]) * 2.55;
rlm@83	388 green = toFloat(rgb[1]) * 2.55;
rlm@83	389 blue = toFloat(rgb[2]) * 2.55;
rlm@83	390 (rgb[0].slice(-3) == "deg" \|\| rgb[0].slice(-1) == "\xb0") && (red /= 360 * 2.55);
rlm@83	391 return R.hsl2rgb(red, green, blue);
rlm@83	392 }
rlm@83	393 rgb = {r: red, g: green, b: blue};
rlm@83	394 var r = (~~red)[toString](16),
rlm@83	395 g = (~~green)[toString](16),
rlm@83	396 b = (~~blue)[toString](16);
rlm@83	397 r = r[rp](rg, "0");
rlm@83	398 g = g[rp](rg, "0");
rlm@83	399 b = b[rp](rg, "0");
rlm@83	400 rgb.hex = "#" + r + g + b;
rlm@83	401 isFinite(toFloat(opacity)) && (rgb.o = opacity);
rlm@83	402 return rgb;
rlm@83	403 }
rlm@83	404 return {r: -1, g: -1, b: -1, hex: "none", error: 1};
rlm@83	405 }, R);
rlm@83	406 R.getColor = function (value) {
rlm@83	407 var start = this.getColor.start = this.getColor.start \|\| {h: 0, s: 1, b: value \|\| .75},
rlm@83	408 rgb = this.hsb2rgb(start.h, start.s, start.b);
rlm@83	409 start.h += .075;
rlm@83	410 if (start.h > 1) {
rlm@83	411 start.h = 0;
rlm@83	412 start.s -= .2;
rlm@83	413 start.s <= 0 && (this.getColor.start = {h: 0, s: 1, b: start.b});
rlm@83	414 }
rlm@83	415 return rgb.hex;
rlm@83	416 };
rlm@83	417 R.getColor.reset = function () {
rlm@83	418 delete this.start;
rlm@83	419 };
rlm@83	420 // path utilities
rlm@83	421 var pathCommand = /([achlmqstvz])[\s,]((-?\d\.?\d(?:e[-+]?\d+)?\s,?\s*)+)/ig,
rlm@83	422 pathValues = /(-?\d\.?\d(?:e[-+]?\d+)?)\s,?\s/ig;
rlm@83	423 R.parsePathString = cacher(function (pathString) {
rlm@83	424 if (!pathString) {
rlm@83	425 return null;
rlm@83	426 }
rlm@83	427 var paramCounts = {a: 7, c: 6, h: 1, l: 2, m: 2, q: 4, s: 4, t: 2, v: 1, z: 0},
rlm@83	428 data = [];
rlm@83	429 if (R.is(pathString, array) && R.is(pathString[0], array)) { // rough assumption
rlm@83	430 data = pathClone(pathString);
rlm@83	431 }
rlm@83	432 if (!data[length]) {
rlm@83	433 Str(pathString)[rp](pathCommand, function (a, b, c) {
rlm@83	434 var params = [],
rlm@83	435 name = lowerCase.call(b);
rlm@83	436 c[rp](pathValues, function (a, b) {
rlm@83	437 b && params[push](+b);
rlm@83	438 });
rlm@83	439 if (name == "m" && params[length] > 2) {
rlm@83	440 data[push]([b][concat](params.splice(0, 2)));
rlm@83	441 name = "l";
rlm@83	442 b = b == "m" ? "l" : "L";
rlm@83	443 }
rlm@83	444 while (params[length] >= paramCounts[name]) {
rlm@83	445 data[push]([b][concat](params.splice(0, paramCounts[name])));
rlm@83	446 if (!paramCounts[name]) {
rlm@83	447 break;
rlm@83	448 }
rlm@83	449 }
rlm@83	450 });
rlm@83	451 }
rlm@83	452 data[toString] = R._path2string;
rlm@83	453 return data;
rlm@83	454 });
rlm@83	455 R.findDotsAtSegment = function (p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t) {
rlm@83	456 var t1 = 1 - t,
rlm@83	457 x = pow(t1, 3) * p1x + pow(t1, 2) * 3 * t * c1x + t1 * 3 * t * t * c2x + pow(t, 3) * p2x,
rlm@83	458 y = pow(t1, 3) * p1y + pow(t1, 2) * 3 * t * c1y + t1 * 3 * t * t * c2y + pow(t, 3) * p2y,
rlm@83	459 mx = p1x + 2 * t * (c1x - p1x) + t * t * (c2x - 2 * c1x + p1x),
rlm@83	460 my = p1y + 2 * t * (c1y - p1y) + t * t * (c2y - 2 * c1y + p1y),
rlm@83	461 nx = c1x + 2 * t * (c2x - c1x) + t * t * (p2x - 2 * c2x + c1x),
rlm@83	462 ny = c1y + 2 * t * (c2y - c1y) + t * t * (p2y - 2 * c2y + c1y),
rlm@83	463 ax = (1 - t) * p1x + t * c1x,
rlm@83	464 ay = (1 - t) * p1y + t * c1y,
rlm@83	465 cx = (1 - t) * c2x + t * p2x,
rlm@83	466 cy = (1 - t) * c2y + t * p2y,
rlm@83	467 alpha = (90 - math.atan((mx - nx) / (my - ny)) * 180 / math.PI);
rlm@83	468 (mx > nx \|\| my < ny) && (alpha += 180);
rlm@83	469 return {x: x, y: y, m: {x: mx, y: my}, n: {x: nx, y: ny}, start: {x: ax, y: ay}, end: {x: cx, y: cy}, alpha: alpha};
rlm@83	470 };
rlm@83	471 var pathDimensions = cacher(function (path) {
rlm@83	472 if (!path) {
rlm@83	473 return {x: 0, y: 0, width: 0, height: 0};
rlm@83	474 }
rlm@83	475 path = path2curve(path);
rlm@83	476 var x = 0,
rlm@83	477 y = 0,
rlm@83	478 X = [],
rlm@83	479 Y = [],
rlm@83	480 p;
rlm@83	481 for (var i = 0, ii = path[length]; i < ii; i++) {
rlm@83	482 p = path[i];
rlm@83	483 if (p[0] == "M") {
rlm@83	484 x = p[1];
rlm@83	485 y = p[2];
rlm@83	486 X[push](x);
rlm@83	487 Y[push](y);
rlm@83	488 } else {
rlm@83	489 var dim = curveDim(x, y, p[1], p[2], p[3], p[4], p[5], p[6]);
rlm@83	490 X = X[concat](dim.min.x, dim.max.x);
rlm@83	491 Y = Y[concat](dim.min.y, dim.max.y);
rlm@83	492 x = p[5];
rlm@83	493 y = p[6];
rlm@83	494 }
rlm@83	495 }
rlm@83	496 var xmin = mmin[apply](0, X),
rlm@83	497 ymin = mmin[apply](0, Y);
rlm@83	498 return {
rlm@83	499 x: xmin,
rlm@83	500 y: ymin,
rlm@83	501 width: mmax[apply](0, X) - xmin,
rlm@83	502 height: mmax[apply](0, Y) - ymin
rlm@83	503 };
rlm@83	504 }),
rlm@83	505 pathClone = function (pathArray) {
rlm@83	506 var res = [];
rlm@83	507 if (!R.is(pathArray, array) \|\| !R.is(pathArray && pathArray[0], array)) { // rough assumption
rlm@83	508 pathArray = R.parsePathString(pathArray);
rlm@83	509 }
rlm@83	510 for (var i = 0, ii = pathArray[length]; i < ii; i++) {
rlm@83	511 res[i] = [];
rlm@83	512 for (var j = 0, jj = pathArray[i][length]; j < jj; j++) {
rlm@83	513 res[i][j] = pathArray[i][j];
rlm@83	514 }
rlm@83	515 }
rlm@83	516 res[toString] = R._path2string;
rlm@83	517 return res;
rlm@83	518 },
rlm@83	519 pathToRelative = cacher(function (pathArray) {
rlm@83	520 if (!R.is(pathArray, array) \|\| !R.is(pathArray && pathArray[0], array)) { // rough assumption
rlm@83	521 pathArray = R.parsePathString(pathArray);
rlm@83	522 }
rlm@83	523 var res = [],
rlm@83	524 x = 0,
rlm@83	525 y = 0,
rlm@83	526 mx = 0,
rlm@83	527 my = 0,
rlm@83	528 start = 0;
rlm@83	529 if (pathArray[0][0] == "M") {
rlm@83	530 x = pathArray[0][1];
rlm@83	531 y = pathArray[0][2];
rlm@83	532 mx = x;
rlm@83	533 my = y;
rlm@83	534 start++;
rlm@83	535 res[push](["M", x, y]);
rlm@83	536 }
rlm@83	537 for (var i = start, ii = pathArray[length]; i < ii; i++) {
rlm@83	538 var r = res[i] = [],
rlm@83	539 pa = pathArray[i];
rlm@83	540 if (pa[0] != lowerCase.call(pa[0])) {
rlm@83	541 r[0] = lowerCase.call(pa[0]);
rlm@83	542 switch (r[0]) {
rlm@83	543 case "a":
rlm@83	544 r[1] = pa[1];
rlm@83	545 r[2] = pa[2];
rlm@83	546 r[3] = pa[3];
rlm@83	547 r[4] = pa[4];
rlm@83	548 r[5] = pa[5];
rlm@83	549 r[6] = +(pa[6] - x).toFixed(3);
rlm@83	550 r[7] = +(pa[7] - y).toFixed(3);
rlm@83	551 break;
rlm@83	552 case "v":
rlm@83	553 r[1] = +(pa[1] - y).toFixed(3);
rlm@83	554 break;
rlm@83	555 case "m":
rlm@83	556 mx = pa[1];
rlm@83	557 my = pa[2];
rlm@83	558 default:
rlm@83	559 for (var j = 1, jj = pa[length]; j < jj; j++) {
rlm@83	560 r[j] = +(pa[j] - ((j % 2) ? x : y)).toFixed(3);
rlm@83	561 }
rlm@83	562 }
rlm@83	563 } else {
rlm@83	564 r = res[i] = [];
rlm@83	565 if (pa[0] == "m") {
rlm@83	566 mx = pa[1] + x;
rlm@83	567 my = pa[2] + y;
rlm@83	568 }
rlm@83	569 for (var k = 0, kk = pa[length]; k < kk; k++) {
rlm@83	570 res[i][k] = pa[k];
rlm@83	571 }
rlm@83	572 }
rlm@83	573 var len = res[i][length];
rlm@83	574 switch (res[i][0]) {
rlm@83	575 case "z":
rlm@83	576 x = mx;
rlm@83	577 y = my;
rlm@83	578 break;
rlm@83	579 case "h":
rlm@83	580 x += +res[i][len - 1];
rlm@83	581 break;
rlm@83	582 case "v":
rlm@83	583 y += +res[i][len - 1];
rlm@83	584 break;
rlm@83	585 default:
rlm@83	586 x += +res[i][len - 2];
rlm@83	587 y += +res[i][len - 1];
rlm@83	588 }
rlm@83	589 }
rlm@83	590 res[toString] = R._path2string;
rlm@83	591 return res;
rlm@83	592 }, 0, pathClone),
rlm@83	593 pathToAbsolute = cacher(function (pathArray) {
rlm@83	594 if (!R.is(pathArray, array) \|\| !R.is(pathArray && pathArray[0], array)) { // rough assumption
rlm@83	595 pathArray = R.parsePathString(pathArray);
rlm@83	596 }
rlm@83	597 var res = [],
rlm@83	598 x = 0,
rlm@83	599 y = 0,
rlm@83	600 mx = 0,
rlm@83	601 my = 0,
rlm@83	602 start = 0;
rlm@83	603 if (pathArray[0][0] == "M") {
rlm@83	604 x = +pathArray[0][1];
rlm@83	605 y = +pathArray[0][2];
rlm@83	606 mx = x;
rlm@83	607 my = y;
rlm@83	608 start++;
rlm@83	609 res[0] = ["M", x, y];
rlm@83	610 }
rlm@83	611 for (var i = start, ii = pathArray[length]; i < ii; i++) {
rlm@83	612 var r = res[i] = [],
rlm@83	613 pa = pathArray[i];
rlm@83	614 if (pa[0] != upperCase.call(pa[0])) {
rlm@83	615 r[0] = upperCase.call(pa[0]);
rlm@83	616 switch (r[0]) {
rlm@83	617 case "A":
rlm@83	618 r[1] = pa[1];
rlm@83	619 r[2] = pa[2];
rlm@83	620 r[3] = pa[3];
rlm@83	621 r[4] = pa[4];
rlm@83	622 r[5] = pa[5];
rlm@83	623 r[6] = +(pa[6] + x);
rlm@83	624 r[7] = +(pa[7] + y);
rlm@83	625 break;
rlm@83	626 case "V":
rlm@83	627 r[1] = +pa[1] + y;
rlm@83	628 break;
rlm@83	629 case "H":
rlm@83	630 r[1] = +pa[1] + x;
rlm@83	631 break;
rlm@83	632 case "M":
rlm@83	633 mx = +pa[1] + x;
rlm@83	634 my = +pa[2] + y;
rlm@83	635 default:
rlm@83	636 for (var j = 1, jj = pa[length]; j < jj; j++) {
rlm@83	637 r[j] = +pa[j] + ((j % 2) ? x : y);
rlm@83	638 }
rlm@83	639 }
rlm@83	640 } else {
rlm@83	641 for (var k = 0, kk = pa[length]; k < kk; k++) {
rlm@83	642 res[i][k] = pa[k];
rlm@83	643 }
rlm@83	644 }
rlm@83	645 switch (r[0]) {
rlm@83	646 case "Z":
rlm@83	647 x = mx;
rlm@83	648 y = my;
rlm@83	649 break;
rlm@83	650 case "H":
rlm@83	651 x = r[1];
rlm@83	652 break;
rlm@83	653 case "V":
rlm@83	654 y = r[1];
rlm@83	655 break;
rlm@83	656 case "M":
rlm@83	657 mx = res[i][res[i][length] - 2];
rlm@83	658 my = res[i][res[i][length] - 1];
rlm@83	659 default:
rlm@83	660 x = res[i][res[i][length] - 2];
rlm@83	661 y = res[i][res[i][length] - 1];
rlm@83	662 }
rlm@83	663 }
rlm@83	664 res[toString] = R._path2string;
rlm@83	665 return res;
rlm@83	666 }, null, pathClone),
rlm@83	667 l2c = function (x1, y1, x2, y2) {
rlm@83	668 return [x1, y1, x2, y2, x2, y2];
rlm@83	669 },
rlm@83	670 q2c = function (x1, y1, ax, ay, x2, y2) {
rlm@83	671 var _13 = 1 / 3,
rlm@83	672 _23 = 2 / 3;
rlm@83	673 return [
rlm@83	674 _13 * x1 + _23 * ax,
rlm@83	675 _13 * y1 + _23 * ay,
rlm@83	676 _13 * x2 + _23 * ax,
rlm@83	677 _13 * y2 + _23 * ay,
rlm@83	678 x2,
rlm@83	679 y2
rlm@83	680 ];
rlm@83	681 },
rlm@83	682 a2c = function (x1, y1, rx, ry, angle, large_arc_flag, sweep_flag, x2, y2, recursive) {
rlm@83	683 // for more information of where this math came from visit:
rlm@83	684 // http://www.w3.org/TR/SVG11/implnote.html#ArcImplementationNotes
rlm@83	685 var PI = math.PI,
rlm@83	686 _120 = PI * 120 / 180,
rlm@83	687 rad = PI / 180 * (+angle \|\| 0),
rlm@83	688 res = [],
rlm@83	689 xy,
rlm@83	690 rotate = cacher(function (x, y, rad) {
rlm@83	691 var X = x * math.cos(rad) - y * math.sin(rad),
rlm@83	692 Y = x * math.sin(rad) + y * math.cos(rad);
rlm@83	693 return {x: X, y: Y};
rlm@83	694 });
rlm@83	695 if (!recursive) {
rlm@83	696 xy = rotate(x1, y1, -rad);
rlm@83	697 x1 = xy.x;
rlm@83	698 y1 = xy.y;
rlm@83	699 xy = rotate(x2, y2, -rad);
rlm@83	700 x2 = xy.x;
rlm@83	701 y2 = xy.y;
rlm@83	702 var cos = math.cos(PI / 180 * angle),
rlm@83	703 sin = math.sin(PI / 180 * angle),
rlm@83	704 x = (x1 - x2) / 2,
rlm@83	705 y = (y1 - y2) / 2;
rlm@83	706 var h = (x * x) / (rx * rx) + (y * y) / (ry * ry);
rlm@83	707 if (h > 1) {
rlm@83	708 h = math.sqrt(h);
rlm@83	709 rx = h * rx;
rlm@83	710 ry = h * ry;
rlm@83	711 }
rlm@83	712 var rx2 = rx * rx,
rlm@83	713 ry2 = ry * ry,
rlm@83	714 k = (large_arc_flag == sweep_flag ? -1 : 1) *
rlm@83	715 math.sqrt(math.abs((rx2 * ry2 - rx2 * y * y - ry2 * x * x) / (rx2 * y * y + ry2 * x * x))),
rlm@83	716 cx = k * rx * y / ry + (x1 + x2) / 2,
rlm@83	717 cy = k * -ry * x / rx + (y1 + y2) / 2,
rlm@83	718 f1 = math.asin(((y1 - cy) / ry).toFixed(7)),
rlm@83	719 f2 = math.asin(((y2 - cy) / ry).toFixed(7));
rlm@83	720
rlm@83	721 f1 = x1 < cx ? PI - f1 : f1;
rlm@83	722 f2 = x2 < cx ? PI - f2 : f2;
rlm@83	723 f1 < 0 && (f1 = PI * 2 + f1);
rlm@83	724 f2 < 0 && (f2 = PI * 2 + f2);
rlm@83	725 if (sweep_flag && f1 > f2) {
rlm@83	726 f1 = f1 - PI * 2;
rlm@83	727 }
rlm@83	728 if (!sweep_flag && f2 > f1) {
rlm@83	729 f2 = f2 - PI * 2;
rlm@83	730 }
rlm@83	731 } else {
rlm@83	732 f1 = recursive[0];
rlm@83	733 f2 = recursive[1];
rlm@83	734 cx = recursive[2];
rlm@83	735 cy = recursive[3];
rlm@83	736 }
rlm@83	737 var df = f2 - f1;
rlm@83	738 if (math.abs(df) > _120) {
rlm@83	739 var f2old = f2,
rlm@83	740 x2old = x2,
rlm@83	741 y2old = y2;
rlm@83	742 f2 = f1 + _120 * (sweep_flag && f2 > f1 ? 1 : -1);
rlm@83	743 x2 = cx + rx * math.cos(f2);
rlm@83	744 y2 = cy + ry * math.sin(f2);
rlm@83	745 res = a2c(x2, y2, rx, ry, angle, 0, sweep_flag, x2old, y2old, [f2, f2old, cx, cy]);
rlm@83	746 }
rlm@83	747 df = f2 - f1;
rlm@83	748 var c1 = math.cos(f1),
rlm@83	749 s1 = math.sin(f1),
rlm@83	750 c2 = math.cos(f2),
rlm@83	751 s2 = math.sin(f2),
rlm@83	752 t = math.tan(df / 4),
rlm@83	753 hx = 4 / 3 * rx * t,
rlm@83	754 hy = 4 / 3 * ry * t,
rlm@83	755 m1 = [x1, y1],
rlm@83	756 m2 = [x1 + hx * s1, y1 - hy * c1],
rlm@83	757 m3 = [x2 + hx * s2, y2 - hy * c2],
rlm@83	758 m4 = [x2, y2];
rlm@83	759 m2[0] = 2 * m1[0] - m2[0];
rlm@83	760 m2[1] = 2 * m1[1] - m2[1];
rlm@83	761 if (recursive) {
rlm@83	762 return [m2, m3, m4][concat](res);
rlm@83	763 } else {
rlm@83	764 res = [m2, m3, m4][concat](res)[join]()[split](",");
rlm@83	765 var newres = [];
rlm@83	766 for (var i = 0, ii = res[length]; i < ii; i++) {
rlm@83	767 newres[i] = i % 2 ? rotate(res[i - 1], res[i], rad).y : rotate(res[i], res[i + 1], rad).x;
rlm@83	768 }
rlm@83	769 return newres;
rlm@83	770 }
rlm@83	771 },
rlm@83	772 findDotAtSegment = function (p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t) {
rlm@83	773 var t1 = 1 - t;
rlm@83	774 return {
rlm@83	775 x: pow(t1, 3) * p1x + pow(t1, 2) * 3 * t * c1x + t1 * 3 * t * t * c2x + pow(t, 3) * p2x,
rlm@83	776 y: pow(t1, 3) * p1y + pow(t1, 2) * 3 * t * c1y + t1 * 3 * t * t * c2y + pow(t, 3) * p2y
rlm@83	777 };
rlm@83	778 },
rlm@83	779 curveDim = cacher(function (p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y) {
rlm@83	780 var a = (c2x - 2 * c1x + p1x) - (p2x - 2 * c2x + c1x),
rlm@83	781 b = 2 * (c1x - p1x) - 2 * (c2x - c1x),
rlm@83	782 c = p1x - c1x,
rlm@83	783 t1 = (-b + math.sqrt(b * b - 4 * a * c)) / 2 / a,
rlm@83	784 t2 = (-b - math.sqrt(b * b - 4 * a * c)) / 2 / a,
rlm@83	785 y = [p1y, p2y],
rlm@83	786 x = [p1x, p2x],
rlm@83	787 dot;
rlm@83	788 math.abs(t1) > 1e12 && (t1 = .5);
rlm@83	789 math.abs(t2) > 1e12 && (t2 = .5);
rlm@83	790 if (t1 > 0 && t1 < 1) {
rlm@83	791 dot = findDotAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t1);
rlm@83	792 x[push](dot.x);
rlm@83	793 y[push](dot.y);
rlm@83	794 }
rlm@83	795 if (t2 > 0 && t2 < 1) {
rlm@83	796 dot = findDotAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t2);
rlm@83	797 x[push](dot.x);
rlm@83	798 y[push](dot.y);
rlm@83	799 }
rlm@83	800 a = (c2y - 2 * c1y + p1y) - (p2y - 2 * c2y + c1y);
rlm@83	801 b = 2 * (c1y - p1y) - 2 * (c2y - c1y);
rlm@83	802 c = p1y - c1y;
rlm@83	803 t1 = (-b + math.sqrt(b * b - 4 * a * c)) / 2 / a;
rlm@83	804 t2 = (-b - math.sqrt(b * b - 4 * a * c)) / 2 / a;
rlm@83	805 math.abs(t1) > 1e12 && (t1 = .5);
rlm@83	806 math.abs(t2) > 1e12 && (t2 = .5);
rlm@83	807 if (t1 > 0 && t1 < 1) {
rlm@83	808 dot = findDotAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t1);
rlm@83	809 x[push](dot.x);
rlm@83	810 y[push](dot.y);
rlm@83	811 }
rlm@83	812 if (t2 > 0 && t2 < 1) {
rlm@83	813 dot = findDotAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t2);
rlm@83	814 x[push](dot.x);
rlm@83	815 y[push](dot.y);
rlm@83	816 }
rlm@83	817 return {
rlm@83	818 min: {x: mmin[apply](0, x), y: mmin[apply](0, y)},
rlm@83	819 max: {x: mmax[apply](0, x), y: mmax[apply](0, y)}
rlm@83	820 };
rlm@83	821 }),
rlm@83	822 path2curve = cacher(function (path, path2) {
rlm@83	823 var p = pathToAbsolute(path),
rlm@83	824 p2 = path2 && pathToAbsolute(path2),
rlm@83	825 attrs = {x: 0, y: 0, bx: 0, by: 0, X: 0, Y: 0, qx: null, qy: null},
rlm@83	826 attrs2 = {x: 0, y: 0, bx: 0, by: 0, X: 0, Y: 0, qx: null, qy: null},
rlm@83	827 processPath = function (path, d) {
rlm@83	828 var nx, ny;
rlm@83	829 if (!path) {
rlm@83	830 return ["C", d.x, d.y, d.x, d.y, d.x, d.y];
rlm@83	831 }
rlm@83	832 !(path[0] in {T:1, Q:1}) && (d.qx = d.qy = null);
rlm@83	833 switch (path[0]) {
rlm@83	834 case "M":
rlm@83	835 d.X = path[1];
rlm@83	836 d.Y = path[2];
rlm@83	837 break;
rlm@83	838 case "A":
rlm@83	839 path = ["C"][concat](a2c[apply](0, [d.x, d.y][concat](path.slice(1))));
rlm@83	840 break;
rlm@83	841 case "S":
rlm@83	842 nx = d.x + (d.x - (d.bx \|\| d.x));
rlm@83	843 ny = d.y + (d.y - (d.by \|\| d.y));
rlm@83	844 path = ["C", nx, ny][concat](path.slice(1));
rlm@83	845 break;
rlm@83	846 case "T":
rlm@83	847 d.qx = d.x + (d.x - (d.qx \|\| d.x));
rlm@83	848 d.qy = d.y + (d.y - (d.qy \|\| d.y));
rlm@83	849 path = ["C"][concat](q2c(d.x, d.y, d.qx, d.qy, path[1], path[2]));
rlm@83	850 break;
rlm@83	851 case "Q":
rlm@83	852 d.qx = path[1];
rlm@83	853 d.qy = path[2];
rlm@83	854 path = ["C"][concat](q2c(d.x, d.y, path[1], path[2], path[3], path[4]));
rlm@83	855 break;
rlm@83	856 case "L":
rlm@83	857 path = ["C"][concat](l2c(d.x, d.y, path[1], path[2]));
rlm@83	858 break;
rlm@83	859 case "H":
rlm@83	860 path = ["C"][concat](l2c(d.x, d.y, path[1], d.y));
rlm@83	861 break;
rlm@83	862 case "V":
rlm@83	863 path = ["C"][concat](l2c(d.x, d.y, d.x, path[1]));
rlm@83	864 break;
rlm@83	865 case "Z":
rlm@83	866 path = ["C"][concat](l2c(d.x, d.y, d.X, d.Y));
rlm@83	867 break;
rlm@83	868 }
rlm@83	869 return path;
rlm@83	870 },
rlm@83	871 fixArc = function (pp, i) {
rlm@83	872 if (pp[i][length] > 7) {
rlm@83	873 pp[i].shift();
rlm@83	874 var pi = pp[i];
rlm@83	875 while (pi[length]) {
rlm@83	876 pp.splice(i++, 0, ["C"][concat](pi.splice(0, 6)));
rlm@83	877 }
rlm@83	878 pp.splice(i, 1);
rlm@83	879 ii = mmax(p[length], p2 && p2[length] \|\| 0);
rlm@83	880 }
rlm@83	881 },
rlm@83	882 fixM = function (path1, path2, a1, a2, i) {
rlm@83	883 if (path1 && path2 && path1[i][0] == "M" && path2[i][0] != "M") {
rlm@83	884 path2.splice(i, 0, ["M", a2.x, a2.y]);
rlm@83	885 a1.bx = 0;
rlm@83	886 a1.by = 0;
rlm@83	887 a1.x = path1[i][1];
rlm@83	888 a1.y = path1[i][2];
rlm@83	889 ii = mmax(p[length], p2 && p2[length] \|\| 0);
rlm@83	890 }
rlm@83	891 };
rlm@83	892 for (var i = 0, ii = mmax(p[length], p2 && p2[length] \|\| 0); i < ii; i++) {
rlm@83	893 p[i] = processPath(p[i], attrs);
rlm@83	894 fixArc(p, i);
rlm@83	895 p2 && (p2[i] = processPath(p2[i], attrs2));
rlm@83	896 p2 && fixArc(p2, i);
rlm@83	897 fixM(p, p2, attrs, attrs2, i);
rlm@83	898 fixM(p2, p, attrs2, attrs, i);
rlm@83	899 var seg = p[i],
rlm@83	900 seg2 = p2 && p2[i],
rlm@83	901 seglen = seg[length],
rlm@83	902 seg2len = p2 && seg2[length];
rlm@83	903 attrs.x = seg[seglen - 2];
rlm@83	904 attrs.y = seg[seglen - 1];
rlm@83	905 attrs.bx = toFloat(seg[seglen - 4]) \|\| attrs.x;
rlm@83	906 attrs.by = toFloat(seg[seglen - 3]) \|\| attrs.y;
rlm@83	907 attrs2.bx = p2 && (toFloat(seg2[seg2len - 4]) \|\| attrs2.x);
rlm@83	908 attrs2.by = p2 && (toFloat(seg2[seg2len - 3]) \|\| attrs2.y);
rlm@83	909 attrs2.x = p2 && seg2[seg2len - 2];
rlm@83	910 attrs2.y = p2 && seg2[seg2len - 1];
rlm@83	911 }
rlm@83	912 return p2 ? [p, p2] : p;
rlm@83	913 }, null, pathClone),
rlm@83	914 parseDots = cacher(function (gradient) {
rlm@83	915 var dots = [];
rlm@83	916 for (var i = 0, ii = gradient[length]; i < ii; i++) {
rlm@83	917 var dot = {},
rlm@83	918 par = gradient[i].match(/^([^:]):?([\d\.])/);
rlm@83	919 dot.color = R.getRGB(par[1]);
rlm@83	920 if (dot.color.error) {
rlm@83	921 return null;
rlm@83	922 }
rlm@83	923 dot.color = dot.color.hex;
rlm@83	924 par[2] && (dot.offset = par[2] + "%");
rlm@83	925 dots[push](dot);
rlm@83	926 }
rlm@83	927 for (i = 1, ii = dots[length] - 1; i < ii; i++) {
rlm@83	928 if (!dots[i].offset) {
rlm@83	929 var start = toFloat(dots[i - 1].offset \|\| 0),
rlm@83	930 end = 0;
rlm@83	931 for (var j = i + 1; j < ii; j++) {
rlm@83	932 if (dots[j].offset) {
rlm@83	933 end = dots[j].offset;
rlm@83	934 break;
rlm@83	935 }
rlm@83	936 }
rlm@83	937 if (!end) {
rlm@83	938 end = 100;
rlm@83	939 j = ii;
rlm@83	940 }
rlm@83	941 end = toFloat(end);
rlm@83	942 var d = (end - start) / (j - i + 1);
rlm@83	943 for (; i < j; i++) {
rlm@83	944 start += d;
rlm@83	945 dots[i].offset = start + "%";
rlm@83	946 }
rlm@83	947 }
rlm@83	948 }
rlm@83	949 return dots;
rlm@83	950 }),
rlm@83	951 getContainer = function (x, y, w, h) {
rlm@83	952 var container;
rlm@83	953 if (R.is(x, string) \|\| R.is(x, "object")) {
rlm@83	954 container = R.is(x, string) ? doc.getElementById(x) : x;
rlm@83	955 if (container.tagName) {
rlm@83	956 if (y == null) {
rlm@83	957 return {
rlm@83	958 container: container,
rlm@83	959 width: container.style.pixelWidth \|\| container.offsetWidth,
rlm@83	960 height: container.style.pixelHeight \|\| container.offsetHeight
rlm@83	961 };
rlm@83	962 } else {
rlm@83	963 return {container: container, width: y, height: w};
rlm@83	964 }
rlm@83	965 }
rlm@83	966 } else {
rlm@83	967 return {container: 1, x: x, y: y, width: w, height: h};
rlm@83	968 }
rlm@83	969 },
rlm@83	970 plugins = function (con, add) {
rlm@83	971 var that = this;
rlm@83	972 for (var prop in add) {
rlm@83	973 if (add[has](prop) && !(prop in con)) {
rlm@83	974 switch (typeof add[prop]) {
rlm@83	975 case "function":
rlm@83	976 (function (f) {
rlm@83	977 con[prop] = con === that ? f : function () { return f[apply](that, arguments); };
rlm@83	978 })(add[prop]);
rlm@83	979 break;
rlm@83	980 case "object":
rlm@83	981 con[prop] = con[prop] \|\| {};
rlm@83	982 plugins.call(this, con[prop], add[prop]);
rlm@83	983 break;
rlm@83	984 default:
rlm@83	985 con[prop] = add[prop];
rlm@83	986 break;
rlm@83	987 }
rlm@83	988 }
rlm@83	989 }
rlm@83	990 },
rlm@83	991 tear = function (el, paper) {
rlm@83	992 el == paper.top && (paper.top = el.prev);
rlm@83	993 el == paper.bottom && (paper.bottom = el.next);
rlm@83	994 el.next && (el.next.prev = el.prev);
rlm@83	995 el.prev && (el.prev.next = el.next);
rlm@83	996 },
rlm@83	997 tofront = function (el, paper) {
rlm@83	998 if (paper.top === el) {
rlm@83	999 return;
rlm@83	1000 }
rlm@83	1001 tear(el, paper);
rlm@83	1002 el.next = null;
rlm@83	1003 el.prev = paper.top;
rlm@83	1004 paper.top.next = el;
rlm@83	1005 paper.top = el;
rlm@83	1006 },
rlm@83	1007 toback = function (el, paper) {
rlm@83	1008 if (paper.bottom === el) {
rlm@83	1009 return;
rlm@83	1010 }
rlm@83	1011 tear(el, paper);
rlm@83	1012 el.next = paper.bottom;
rlm@83	1013 el.prev = null;
rlm@83	1014 paper.bottom.prev = el;
rlm@83	1015 paper.bottom = el;
rlm@83	1016 },
rlm@83	1017 insertafter = function (el, el2, paper) {
rlm@83	1018 tear(el, paper);
rlm@83	1019 el2 == paper.top && (paper.top = el);
rlm@83	1020 el2.next && (el2.next.prev = el);
rlm@83	1021 el.next = el2.next;
rlm@83	1022 el.prev = el2;
rlm@83	1023 el2.next = el;
rlm@83	1024 },
rlm@83	1025 insertbefore = function (el, el2, paper) {
rlm@83	1026 tear(el, paper);
rlm@83	1027 el2 == paper.bottom && (paper.bottom = el);
rlm@83	1028 el2.prev && (el2.prev.next = el);
rlm@83	1029 el.prev = el2.prev;
rlm@83	1030 el2.prev = el;
rlm@83	1031 el.next = el2;
rlm@83	1032 },
rlm@83	1033 removed = function (methodname) {
rlm@83	1034 return function () {
rlm@83	1035 throw new Error("Rapha\xebl: you are calling to method \u201c" + methodname + "\u201d of removed object");
rlm@83	1036 };
rlm@83	1037 },
rlm@83	1038 radial_gradient = /^r(?:\(([^,]+?)\s,\s([^\)]+?)\))?/;
rlm@83	1039 R.pathToRelative = pathToRelative;
rlm@83	1040 // SVG
rlm@83	1041 if (R.svg) {
rlm@83	1042 Paper[proto].svgns = "http://www.w3.org/2000/svg";
rlm@83	1043 Paper[proto].xlink = "http://www.w3.org/1999/xlink";
rlm@83	1044 round = function (num) {
rlm@83	1045 return +num + (~~num === num) * .5;
rlm@83	1046 };
rlm@83	1047 var $ = function (el, attr) {
rlm@83	1048 if (attr) {
rlm@83	1049 for (var key in attr) {
rlm@83	1050 if (attr[has](key)) {
rlm@83	1051 el[setAttribute](key, Str(attr[key]));
rlm@83	1052 }
rlm@83	1053 }
rlm@83	1054 } else {
rlm@83	1055 el = doc.createElementNS(Paper[proto].svgns, el);
rlm@83	1056 el.style.webkitTapHighlightColor = "rgba(0,0,0,0)";
rlm@83	1057 return el;
rlm@83	1058 }
rlm@83	1059 };
rlm@83	1060 R[toString] = function () {
rlm@83	1061 return "Your browser supports SVG.\nYou are running Rapha\xebl " + this.version;
rlm@83	1062 };
rlm@83	1063 var thePath = function (pathString, SVG) {
rlm@83	1064 var el = $("path");
rlm@83	1065 SVG.canvas && SVG.canvas[appendChild](el);
rlm@83	1066 var p = new Element(el, SVG);
rlm@83	1067 p.type = "path";
rlm@83	1068 setFillAndStroke(p, {fill: "none", stroke: "#000", path: pathString});
rlm@83	1069 return p;
rlm@83	1070 };
rlm@83	1071 var addGradientFill = function (o, gradient, SVG) {
rlm@83	1072 var type = "linear",
rlm@83	1073 fx = .5, fy = .5,
rlm@83	1074 s = o.style;
rlm@83	1075 gradient = Str(gradient)[rp](radial_gradient, function (all, _fx, _fy) {
rlm@83	1076 type = "radial";
rlm@83	1077 if (_fx && _fy) {
rlm@83	1078 fx = toFloat(_fx);
rlm@83	1079 fy = toFloat(_fy);
rlm@83	1080 var dir = ((fy > .5) * 2 - 1);
rlm@83	1081 pow(fx - .5, 2) + pow(fy - .5, 2) > .25 &&
rlm@83	1082 (fy = math.sqrt(.25 - pow(fx - .5, 2)) * dir + .5) &&
rlm@83	1083 fy != .5 &&
rlm@83	1084 (fy = fy.toFixed(5) - 1e-5 * dir);
rlm@83	1085 }
rlm@83	1086 return E;
rlm@83	1087 });
rlm@83	1088 gradient = gradient[split](/\s\-\s/);
rlm@83	1089 if (type == "linear") {
rlm@83	1090 var angle = gradient.shift();
rlm@83	1091 angle = -toFloat(angle);
rlm@83	1092 if (isNaN(angle)) {
rlm@83	1093 return null;
rlm@83	1094 }
rlm@83	1095 var vector = [0, 0, math.cos(angle * math.PI / 180), math.sin(angle * math.PI / 180)],
rlm@83	1096 max = 1 / (mmax(math.abs(vector[2]), math.abs(vector[3])) \|\| 1);
rlm@83	1097 vector[2] *= max;
rlm@83	1098 vector[3] *= max;
rlm@83	1099 if (vector[2] < 0) {
rlm@83	1100 vector[0] = -vector[2];
rlm@83	1101 vector[2] = 0;
rlm@83	1102 }
rlm@83	1103 if (vector[3] < 0) {
rlm@83	1104 vector[1] = -vector[3];
rlm@83	1105 vector[3] = 0;
rlm@83	1106 }
rlm@83	1107 }
rlm@83	1108 var dots = parseDots(gradient);
rlm@83	1109 if (!dots) {
rlm@83	1110 return null;
rlm@83	1111 }
rlm@83	1112 var id = o.getAttribute(fillString);
rlm@83	1113 id = id.match(/^url\(#(.*)\)$/);
rlm@83	1114 id && SVG.defs.removeChild(doc.getElementById(id[1]));
rlm@83	1115
rlm@83	1116 var el = $(type + "Gradient");
rlm@83	1117 el.id = "r" + (R._id++)[toString](36);
rlm@83	1118 $(el, type == "radial" ? {fx: fx, fy: fy} : {x1: vector[0], y1: vector[1], x2: vector[2], y2: vector[3]});
rlm@83	1119 SVG.defs[appendChild](el);
rlm@83	1120 for (var i = 0, ii = dots[length]; i < ii; i++) {
rlm@83	1121 var stop = $("stop");
rlm@83	1122 $(stop, {
rlm@83	1123 offset: dots[i].offset ? dots[i].offset : !i ? "0%" : "100%",
rlm@83	1124 "stop-color": dots[i].color \|\| "#fff"
rlm@83	1125 });
rlm@83	1126 el[appendChild](stop);
rlm@83	1127 }
rlm@83	1128 $(o, {
rlm@83	1129 fill: "url(#" + el.id + ")",
rlm@83	1130 opacity: 1,
rlm@83	1131 "fill-opacity": 1
rlm@83	1132 });
rlm@83	1133 s.fill = E;
rlm@83	1134 s.opacity = 1;
rlm@83	1135 s.fillOpacity = 1;
rlm@83	1136 return 1;
rlm@83	1137 };
rlm@83	1138 var updatePosition = function (o) {
rlm@83	1139 var bbox = o.getBBox();
rlm@83	1140 $(o.pattern, {patternTransform: R.format("translate({0},{1})", bbox.x, bbox.y)});
rlm@83	1141 };
rlm@83	1142 var setFillAndStroke = function (o, params) {
rlm@83	1143 var dasharray = {
rlm@83	1144 "": [0],
rlm@83	1145 "none": [0],
rlm@83	1146 "-": [3, 1],
rlm@83	1147 ".": [1, 1],
rlm@83	1148 "-.": [3, 1, 1, 1],
rlm@83	1149 "-..": [3, 1, 1, 1, 1, 1],
rlm@83	1150 ". ": [1, 3],
rlm@83	1151 "- ": [4, 3],
rlm@83	1152 "--": [8, 3],
rlm@83	1153 "- .": [4, 3, 1, 3],
rlm@83	1154 "--.": [8, 3, 1, 3],
rlm@83	1155 "--..": [8, 3, 1, 3, 1, 3]
rlm@83	1156 },
rlm@83	1157 node = o.node,
rlm@83	1158 attrs = o.attrs,
rlm@83	1159 rot = o.rotate(),
rlm@83	1160 addDashes = function (o, value) {
rlm@83	1161 value = dasharray[lowerCase.call(value)];
rlm@83	1162 if (value) {
rlm@83	1163 var width = o.attrs["stroke-width"] \|\| "1",
rlm@83	1164 butt = {round: width, square: width, butt: 0}[o.attrs["stroke-linecap"] \|\| params["stroke-linecap"]] \|\| 0,
rlm@83	1165 dashes = [];
rlm@83	1166 var i = value[length];
rlm@83	1167 while (i--) {
rlm@83	1168 dashes[i] = value[i] * width + ((i % 2) ? 1 : -1) * butt;
rlm@83	1169 }
rlm@83	1170 $(node, {"stroke-dasharray": dashes[join](",")});
rlm@83	1171 }
rlm@83	1172 };
rlm@83	1173 params[has]("rotation") && (rot = params.rotation);
rlm@83	1174 var rotxy = Str(rot)[split](separator);
rlm@83	1175 if (!(rotxy.length - 1)) {
rlm@83	1176 rotxy = null;
rlm@83	1177 } else {
rlm@83	1178 rotxy[1] = +rotxy[1];
rlm@83	1179 rotxy[2] = +rotxy[2];
rlm@83	1180 }
rlm@83	1181 toFloat(rot) && o.rotate(0, true);
rlm@83	1182 for (var att in params) {
rlm@83	1183 if (params[has](att)) {
rlm@83	1184 if (!availableAttrs[has](att)) {
rlm@83	1185 continue;
rlm@83	1186 }
rlm@83	1187 var value = params[att];
rlm@83	1188 attrs[att] = value;
rlm@83	1189 switch (att) {
rlm@83	1190 case "blur":
rlm@83	1191 o.blur(value);
rlm@83	1192 break;
rlm@83	1193 case "rotation":
rlm@83	1194 o.rotate(value, true);
rlm@83	1195 break;
rlm@83	1196 case "href":
rlm@83	1197 case "title":
rlm@83	1198 case "target":
rlm@83	1199 var pn = node.parentNode;
rlm@83	1200 if (lowerCase.call(pn.tagName) != "a") {
rlm@83	1201 var hl = $("a");
rlm@83	1202 pn.insertBefore(hl, node);
rlm@83	1203 hl[appendChild](node);
rlm@83	1204 pn = hl;
rlm@83	1205 }
rlm@83	1206 pn.setAttributeNS(o.paper.xlink, att, value);
rlm@83	1207 break;
rlm@83	1208 case "cursor":
rlm@83	1209 node.style.cursor = value;
rlm@83	1210 break;
rlm@83	1211 case "clip-rect":
rlm@83	1212 var rect = Str(value)[split](separator);
rlm@83	1213 if (rect[length] == 4) {
rlm@83	1214 o.clip && o.clip.parentNode.parentNode.removeChild(o.clip.parentNode);
rlm@83	1215 var el = $("clipPath"),
rlm@83	1216 rc = $("rect");
rlm@83	1217 el.id = "r" + (R._id++)[toString](36);
rlm@83	1218 $(rc, {
rlm@83	1219 x: rect[0],
rlm@83	1220 y: rect[1],
rlm@83	1221 width: rect[2],
rlm@83	1222 height: rect[3]
rlm@83	1223 });
rlm@83	1224 el[appendChild](rc);
rlm@83	1225 o.paper.defs[appendChild](el);
rlm@83	1226 $(node, {"clip-path": "url(#" + el.id + ")"});
rlm@83	1227 o.clip = rc;
rlm@83	1228 }
rlm@83	1229 if (!value) {
rlm@83	1230 var clip = doc.getElementById(node.getAttribute("clip-path")[rp](/(^url\(#\|\)$)/g, E));
rlm@83	1231 clip && clip.parentNode.removeChild(clip);
rlm@83	1232 $(node, {"clip-path": E});
rlm@83	1233 delete o.clip;
rlm@83	1234 }
rlm@83	1235 break;
rlm@83	1236 case "path":
rlm@83	1237 if (o.type == "path") {
rlm@83	1238 $(node, {d: value ? attrs.path = pathToAbsolute(value) : "M0,0"});
rlm@83	1239 }
rlm@83	1240 break;
rlm@83	1241 case "width":
rlm@83	1242 node[setAttribute](att, value);
rlm@83	1243 if (attrs.fx) {
rlm@83	1244 att = "x";
rlm@83	1245 value = attrs.x;
rlm@83	1246 } else {
rlm@83	1247 break;
rlm@83	1248 }
rlm@83	1249 case "x":
rlm@83	1250 if (attrs.fx) {
rlm@83	1251 value = -attrs.x - (attrs.width \|\| 0);
rlm@83	1252 }
rlm@83	1253 case "rx":
rlm@83	1254 if (att == "rx" && o.type == "rect") {
rlm@83	1255 break;
rlm@83	1256 }
rlm@83	1257 case "cx":
rlm@83	1258 rotxy && (att == "x" \|\| att == "cx") && (rotxy[1] += value - attrs[att]);
rlm@83	1259 node[setAttribute](att, value);
rlm@83	1260 o.pattern && updatePosition(o);
rlm@83	1261 break;
rlm@83	1262 case "height":
rlm@83	1263 node[setAttribute](att, value);
rlm@83	1264 if (attrs.fy) {
rlm@83	1265 att = "y";
rlm@83	1266 value = attrs.y;
rlm@83	1267 } else {
rlm@83	1268 break;
rlm@83	1269 }
rlm@83	1270 case "y":
rlm@83	1271 if (attrs.fy) {
rlm@83	1272 value = -attrs.y - (attrs.height \|\| 0);
rlm@83	1273 }
rlm@83	1274 case "ry":
rlm@83	1275 if (att == "ry" && o.type == "rect") {
rlm@83	1276 break;
rlm@83	1277 }
rlm@83	1278 case "cy":
rlm@83	1279 rotxy && (att == "y" \|\| att == "cy") && (rotxy[2] += value - attrs[att]);
rlm@83	1280 node[setAttribute](att, value);
rlm@83	1281 o.pattern && updatePosition(o);
rlm@83	1282 break;
rlm@83	1283 case "r":
rlm@83	1284 if (o.type == "rect") {
rlm@83	1285 $(node, {rx: value, ry: value});
rlm@83	1286 } else {
rlm@83	1287 node[setAttribute](att, value);
rlm@83	1288 }
rlm@83	1289 break;
rlm@83	1290 case "src":
rlm@83	1291 if (o.type == "image") {
rlm@83	1292 node.setAttributeNS(o.paper.xlink, "href", value);
rlm@83	1293 }
rlm@83	1294 break;
rlm@83	1295 case "stroke-width":
rlm@83	1296 node.style.strokeWidth = value;
rlm@83	1297 // Need following line for Firefox
rlm@83	1298 node[setAttribute](att, value);
rlm@83	1299 if (attrs["stroke-dasharray"]) {
rlm@83	1300 addDashes(o, attrs["stroke-dasharray"]);
rlm@83	1301 }
rlm@83	1302 break;
rlm@83	1303 case "stroke-dasharray":
rlm@83	1304 addDashes(o, value);
rlm@83	1305 break;
rlm@83	1306 case "translation":
rlm@83	1307 var xy = Str(value)[split](separator);
rlm@83	1308 xy[0] = +xy[0] \|\| 0;
rlm@83	1309 xy[1] = +xy[1] \|\| 0;
rlm@83	1310 if (rotxy) {
rlm@83	1311 rotxy[1] += xy[0];
rlm@83	1312 rotxy[2] += xy[1];
rlm@83	1313 }
rlm@83	1314 translate.call(o, xy[0], xy[1]);
rlm@83	1315 break;
rlm@83	1316 case "scale":
rlm@83	1317 xy = Str(value)[split](separator);
rlm@83	1318 o.scale(+xy[0] \|\| 1, +xy[1] \|\| +xy[0] \|\| 1, isNaN(toFloat(xy[2])) ? null : +xy[2], isNaN(toFloat(xy[3])) ? null : +xy[3]);
rlm@83	1319 break;
rlm@83	1320 case fillString:
rlm@83	1321 var isURL = Str(value).match(ISURL);
rlm@83	1322 if (isURL) {
rlm@83	1323 el = $("pattern");
rlm@83	1324 var ig = $("image");
rlm@83	1325 el.id = "r" + (R._id++)[toString](36);
rlm@83	1326 $(el, {x: 0, y: 0, patternUnits: "userSpaceOnUse", height: 1, width: 1});
rlm@83	1327 $(ig, {x: 0, y: 0});
rlm@83	1328 ig.setAttributeNS(o.paper.xlink, "href", isURL[1]);
rlm@83	1329 el[appendChild](ig);
rlm@83	1330
rlm@83	1331 var img = doc.createElement("img");
rlm@83	1332 img.style.cssText = "position:absolute;left:-9999em;top-9999em";
rlm@83	1333 img.onload = function () {
rlm@83	1334 $(el, {width: this.offsetWidth, height: this.offsetHeight});
rlm@83	1335 $(ig, {width: this.offsetWidth, height: this.offsetHeight});
rlm@83	1336 doc.body.removeChild(this);
rlm@83	1337 o.paper.safari();
rlm@83	1338 };
rlm@83	1339 doc.body[appendChild](img);
rlm@83	1340 img.src = isURL[1];
rlm@83	1341 o.paper.defs[appendChild](el);
rlm@83	1342 node.style.fill = "url(#" + el.id + ")";
rlm@83	1343 $(node, {fill: "url(#" + el.id + ")"});
rlm@83	1344 o.pattern = el;
rlm@83	1345 o.pattern && updatePosition(o);
rlm@83	1346 break;
rlm@83	1347 }
rlm@83	1348 var clr = R.getRGB(value);
rlm@83	1349 if (!clr.error) {
rlm@83	1350 delete params.gradient;
rlm@83	1351 delete attrs.gradient;
rlm@83	1352 !R.is(attrs.opacity, "undefined") &&
rlm@83	1353 R.is(params.opacity, "undefined") &&
rlm@83	1354 $(node, {opacity: attrs.opacity});
rlm@83	1355 !R.is(attrs["fill-opacity"], "undefined") &&
rlm@83	1356 R.is(params["fill-opacity"], "undefined") &&
rlm@83	1357 $(node, {"fill-opacity": attrs["fill-opacity"]});
rlm@83	1358 } else if ((({circle: 1, ellipse: 1})[has](o.type) \|\| Str(value).charAt() != "r") && addGradientFill(node, value, o.paper)) {
rlm@83	1359 attrs.gradient = value;
rlm@83	1360 attrs.fill = "none";
rlm@83	1361 break;
rlm@83	1362 }
rlm@83	1363 clr[has]("o") && $(node, {"fill-opacity": clr.o > 1 ? clr.o / 100 : clr.o});
rlm@83	1364 case "stroke":
rlm@83	1365 clr = R.getRGB(value);
rlm@83	1366 node[setAttribute](att, clr.hex);
rlm@83	1367 att == "stroke" && clr[has]("o") && $(node, {"stroke-opacity": clr.o > 1 ? clr.o / 100 : clr.o});
rlm@83	1368 break;
rlm@83	1369 case "gradient":
rlm@83	1370 (({circle: 1, ellipse: 1})[has](o.type) \|\| Str(value).charAt() != "r") && addGradientFill(node, value, o.paper);
rlm@83	1371 break;
rlm@83	1372 case "opacity":
rlm@83	1373 case "fill-opacity":
rlm@83	1374 if (attrs.gradient) {
rlm@83	1375 var gradient = doc.getElementById(node.getAttribute(fillString)[rp](/^url\(#\|\)$/g, E));
rlm@83	1376 if (gradient) {
rlm@83	1377 var stops = gradient.getElementsByTagName("stop");
rlm@83	1378 stops[stops[length] - 1][setAttribute]("stop-opacity", value);
rlm@83	1379 }
rlm@83	1380 break;
rlm@83	1381 }
rlm@83	1382 default:
rlm@83	1383 att == "font-size" && (value = toInt(value, 10) + "px");
rlm@83	1384 var cssrule = att[rp](/(\-.)/g, function (w) {
rlm@83	1385 return upperCase.call(w.substring(1));
rlm@83	1386 });
rlm@83	1387 node.style[cssrule] = value;
rlm@83	1388 // Need following line for Firefox
rlm@83	1389 node[setAttribute](att, value);
rlm@83	1390 break;
rlm@83	1391 }
rlm@83	1392 }
rlm@83	1393 }
rlm@83	1394
rlm@83	1395 tuneText(o, params);
rlm@83	1396 if (rotxy) {
rlm@83	1397 o.rotate(rotxy.join(S));
rlm@83	1398 } else {
rlm@83	1399 toFloat(rot) && o.rotate(rot, true);
rlm@83	1400 }
rlm@83	1401 };
rlm@83	1402 var leading = 1.2,
rlm@83	1403 tuneText = function (el, params) {
rlm@83	1404 if (el.type != "text" \|\| !(params[has]("text") \|\| params[has]("font") \|\| params[has]("font-size") \|\| params[has]("x") \|\| params[has]("y"))) {
rlm@83	1405 return;
rlm@83	1406 }
rlm@83	1407 var a = el.attrs,
rlm@83	1408 node = el.node,
rlm@83	1409 fontSize = node.firstChild ? toInt(doc.defaultView.getComputedStyle(node.firstChild, E).getPropertyValue("font-size"), 10) : 10;
rlm@83	1410
rlm@83	1411 if (params[has]("text")) {
rlm@83	1412 a.text = params.text;
rlm@83	1413 while (node.firstChild) {
rlm@83	1414 node.removeChild(node.firstChild);
rlm@83	1415 }
rlm@83	1416 var texts = Str(params.text)[split]("\n");
rlm@83	1417 for (var i = 0, ii = texts[length]; i < ii; i++) if (texts[i]) {
rlm@83	1418 var tspan = $("tspan");
rlm@83	1419 i && $(tspan, {dy: fontSize * leading, x: a.x});
rlm@83	1420 tspan[appendChild](doc.createTextNode(texts[i]));
rlm@83	1421 node[appendChild](tspan);
rlm@83	1422 }
rlm@83	1423 } else {
rlm@83	1424 texts = node.getElementsByTagName("tspan");
rlm@83	1425 for (i = 0, ii = texts[length]; i < ii; i++) {
rlm@83	1426 i && $(texts[i], {dy: fontSize * leading, x: a.x});
rlm@83	1427 }
rlm@83	1428 }
rlm@83	1429 $(node, {y: a.y});
rlm@83	1430 var bb = el.getBBox(),
rlm@83	1431 dif = a.y - (bb.y + bb.height / 2);
rlm@83	1432 dif && isFinite(dif) && $(node, {y: a.y + dif});
rlm@83	1433 },
rlm@83	1434 Element = function (node, svg) {
rlm@83	1435 var X = 0,
rlm@83	1436 Y = 0;
rlm@83	1437 this[0] = node;
rlm@83	1438 this.id = R._oid++;
rlm@83	1439 this.node = node;
rlm@83	1440 node.raphael = this;
rlm@83	1441 this.paper = svg;
rlm@83	1442 this.attrs = this.attrs \|\| {};
rlm@83	1443 this.transformations = []; // rotate, translate, scale
rlm@83	1444 this._ = {
rlm@83	1445 tx: 0,
rlm@83	1446 ty: 0,
rlm@83	1447 rt: {deg: 0, cx: 0, cy: 0},
rlm@83	1448 sx: 1,
rlm@83	1449 sy: 1
rlm@83	1450 };
rlm@83	1451 !svg.bottom && (svg.bottom = this);
rlm@83	1452 this.prev = svg.top;
rlm@83	1453 svg.top && (svg.top.next = this);
rlm@83	1454 svg.top = this;
rlm@83	1455 this.next = null;
rlm@83	1456 };
rlm@83	1457 Element[proto].rotate = function (deg, cx, cy) {
rlm@83	1458 if (this.removed) {
rlm@83	1459 return this;
rlm@83	1460 }
rlm@83	1461 if (deg == null) {
rlm@83	1462 if (this._.rt.cx) {
rlm@83	1463 return [this._.rt.deg, this._.rt.cx, this._.rt.cy][join](S);
rlm@83	1464 }
rlm@83	1465 return this._.rt.deg;
rlm@83	1466 }
rlm@83	1467 var bbox = this.getBBox();
rlm@83	1468 deg = Str(deg)[split](separator);
rlm@83	1469 if (deg[length] - 1) {
rlm@83	1470 cx = toFloat(deg[1]);
rlm@83	1471 cy = toFloat(deg[2]);
rlm@83	1472 }
rlm@83	1473 deg = toFloat(deg[0]);
rlm@83	1474 if (cx != null) {
rlm@83	1475 this._.rt.deg = deg;
rlm@83	1476 } else {
rlm@83	1477 this._.rt.deg += deg;
rlm@83	1478 }
rlm@83	1479 (cy == null) && (cx = null);
rlm@83	1480 this._.rt.cx = cx;
rlm@83	1481 this._.rt.cy = cy;
rlm@83	1482 cx = cx == null ? bbox.x + bbox.width / 2 : cx;
rlm@83	1483 cy = cy == null ? bbox.y + bbox.height / 2 : cy;
rlm@83	1484 if (this._.rt.deg) {
rlm@83	1485 this.transformations[0] = R.format("rotate({0} {1} {2})", this._.rt.deg, cx, cy);
rlm@83	1486 this.clip && $(this.clip, {transform: R.format("rotate({0} {1} {2})", -this._.rt.deg, cx, cy)});
rlm@83	1487 } else {
rlm@83	1488 this.transformations[0] = E;
rlm@83	1489 this.clip && $(this.clip, {transform: E});
rlm@83	1490 }
rlm@83	1491 $(this.node, {transform: this.transformations[join](S)});
rlm@83	1492 return this;
rlm@83	1493 };
rlm@83	1494 Element[proto].hide = function () {
rlm@83	1495 !this.removed && (this.node.style.display = "none");
rlm@83	1496 return this;
rlm@83	1497 };
rlm@83	1498 Element[proto].show = function () {
rlm@83	1499 !this.removed && (this.node.style.display = "");
rlm@83	1500 return this;
rlm@83	1501 };
rlm@83	1502 Element[proto].remove = function () {
rlm@83	1503 if (this.removed) {
rlm@83	1504 return;
rlm@83	1505 }
rlm@83	1506 tear(this, this.paper);
rlm@83	1507 this.node.parentNode.removeChild(this.node);
rlm@83	1508 for (var i in this) {
rlm@83	1509 delete this[i];
rlm@83	1510 }
rlm@83	1511 this.removed = true;
rlm@83	1512 };
rlm@83	1513 Element[proto].getBBox = function () {
rlm@83	1514 if (this.removed) {
rlm@83	1515 return this;
rlm@83	1516 }
rlm@83	1517 if (this.type == "path") {
rlm@83	1518 return pathDimensions(this.attrs.path);
rlm@83	1519 }
rlm@83	1520 if (this.node.style.display == "none") {
rlm@83	1521 this.show();
rlm@83	1522 var hide = true;
rlm@83	1523 }
rlm@83	1524 var bbox = {};
rlm@83	1525 try {
rlm@83	1526 bbox = this.node.getBBox();
rlm@83	1527 } catch(e) {
rlm@83	1528 // Firefox 3.0.x plays badly here
rlm@83	1529 } finally {
rlm@83	1530 bbox = bbox \|\| {};
rlm@83	1531 }
rlm@83	1532 if (this.type == "text") {
rlm@83	1533 bbox = {x: bbox.x, y: Infinity, width: 0, height: 0};
rlm@83	1534 for (var i = 0, ii = this.node.getNumberOfChars(); i < ii; i++) {
rlm@83	1535 var bb = this.node.getExtentOfChar(i);
rlm@83	1536 (bb.y < bbox.y) && (bbox.y = bb.y);
rlm@83	1537 (bb.y + bb.height - bbox.y > bbox.height) && (bbox.height = bb.y + bb.height - bbox.y);
rlm@83	1538 (bb.x + bb.width - bbox.x > bbox.width) && (bbox.width = bb.x + bb.width - bbox.x);
rlm@83	1539 }
rlm@83	1540 }
rlm@83	1541 hide && this.hide();
rlm@83	1542 return bbox;
rlm@83	1543 };
rlm@83	1544 Element[proto].attr = function (name, value) {
rlm@83	1545 if (this.removed) {
rlm@83	1546 return this;
rlm@83	1547 }
rlm@83	1548 if (name == null) {
rlm@83	1549 var res = {};
rlm@83	1550 for (var i in this.attrs) if (this.attrs[has](i)) {
rlm@83	1551 res[i] = this.attrs[i];
rlm@83	1552 }
rlm@83	1553 this._.rt.deg && (res.rotation = this.rotate());
rlm@83	1554 (this._.sx != 1 \|\| this._.sy != 1) && (res.scale = this.scale());
rlm@83	1555 res.gradient && res.fill == "none" && (res.fill = res.gradient) && delete res.gradient;
rlm@83	1556 return res;
rlm@83	1557 }
rlm@83	1558 if (value == null && R.is(name, string)) {
rlm@83	1559 if (name == "translation") {
rlm@83	1560 return translate.call(this);
rlm@83	1561 }
rlm@83	1562 if (name == "rotation") {
rlm@83	1563 return this.rotate();
rlm@83	1564 }
rlm@83	1565 if (name == "scale") {
rlm@83	1566 return this.scale();
rlm@83	1567 }
rlm@83	1568 if (name == fillString && this.attrs.fill == "none" && this.attrs.gradient) {
rlm@83	1569 return this.attrs.gradient;
rlm@83	1570 }
rlm@83	1571 return this.attrs[name];
rlm@83	1572 }
rlm@83	1573 if (value == null && R.is(name, array)) {
rlm@83	1574 var values = {};
rlm@83	1575 for (var j = 0, jj = name.length; j < jj; j++) {
rlm@83	1576 values[name[j]] = this.attr(name[j]);
rlm@83	1577 }
rlm@83	1578 return values;
rlm@83	1579 }
rlm@83	1580 if (value != null) {
rlm@83	1581 var params = {};
rlm@83	1582 params[name] = value;
rlm@83	1583 setFillAndStroke(this, params);
rlm@83	1584 } else if (name != null && R.is(name, "object")) {
rlm@83	1585 setFillAndStroke(this, name);
rlm@83	1586 }
rlm@83	1587 return this;
rlm@83	1588 };
rlm@83	1589 Element[proto].toFront = function () {
rlm@83	1590 if (this.removed) {
rlm@83	1591 return this;
rlm@83	1592 }
rlm@83	1593 this.node.parentNode[appendChild](this.node);
rlm@83	1594 var svg = this.paper;
rlm@83	1595 svg.top != this && tofront(this, svg);
rlm@83	1596 return this;
rlm@83	1597 };
rlm@83	1598 Element[proto].toBack = function () {
rlm@83	1599 if (this.removed) {
rlm@83	1600 return this;
rlm@83	1601 }
rlm@83	1602 if (this.node.parentNode.firstChild != this.node) {
rlm@83	1603 this.node.parentNode.insertBefore(this.node, this.node.parentNode.firstChild);
rlm@83	1604 toback(this, this.paper);
rlm@83	1605 var svg = this.paper;
rlm@83	1606 }
rlm@83	1607 return this;
rlm@83	1608 };
rlm@83	1609 Element[proto].insertAfter = function (element) {
rlm@83	1610 if (this.removed) {
rlm@83	1611 return this;
rlm@83	1612 }
rlm@83	1613 var node = element.node \|\| element[element.length].node;
rlm@83	1614 if (node.nextSibling) {
rlm@83	1615 node.parentNode.insertBefore(this.node, node.nextSibling);
rlm@83	1616 } else {
rlm@83	1617 node.parentNode[appendChild](this.node);
rlm@83	1618 }
rlm@83	1619 insertafter(this, element, this.paper);
rlm@83	1620 return this;
rlm@83	1621 };
rlm@83	1622 Element[proto].insertBefore = function (element) {
rlm@83	1623 if (this.removed) {
rlm@83	1624 return this;
rlm@83	1625 }
rlm@83	1626 var node = element.node \|\| element[0].node;
rlm@83	1627 node.parentNode.insertBefore(this.node, node);
rlm@83	1628 insertbefore(this, element, this.paper);
rlm@83	1629 return this;
rlm@83	1630 };
rlm@83	1631 Element[proto].blur = function (size) {
rlm@83	1632 // Experimental. No Safari support. Use it on your own risk.
rlm@83	1633 var t = this;
rlm@83	1634 if (+size !== 0) {
rlm@83	1635 var fltr = $("filter"),
rlm@83	1636 blur = $("feGaussianBlur");
rlm@83	1637 t.attrs.blur = size;
rlm@83	1638 fltr.id = "r" + (R._id++)[toString](36);
rlm@83	1639 $(blur, {stdDeviation: +size \|\| 1.5});
rlm@83	1640 fltr.appendChild(blur);
rlm@83	1641 t.paper.defs.appendChild(fltr);
rlm@83	1642 t._blur = fltr;
rlm@83	1643 $(t.node, {filter: "url(#" + fltr.id + ")"});
rlm@83	1644 } else {
rlm@83	1645 if (t._blur) {
rlm@83	1646 t._blur.parentNode.removeChild(t._blur);
rlm@83	1647 delete t._blur;
rlm@83	1648 delete t.attrs.blur;
rlm@83	1649 }
rlm@83	1650 t.node.removeAttribute("filter");
rlm@83	1651 }
rlm@83	1652 };
rlm@83	1653 var theCircle = function (svg, x, y, r) {
rlm@83	1654 var el = $("circle");
rlm@83	1655 svg.canvas && svg.canvas[appendChild](el);
rlm@83	1656 var res = new Element(el, svg);
rlm@83	1657 res.attrs = {cx: x, cy: y, r: r, fill: "none", stroke: "#000"};
rlm@83	1658 res.type = "circle";
rlm@83	1659 $(el, res.attrs);
rlm@83	1660 return res;
rlm@83	1661 };
rlm@83	1662 var theRect = function (svg, x, y, w, h, r) {
rlm@83	1663 var el = $("rect");
rlm@83	1664 svg.canvas && svg.canvas[appendChild](el);
rlm@83	1665 var res = new Element(el, svg);
rlm@83	1666 res.attrs = {x: x, y: y, width: w, height: h, r: r \|\| 0, rx: r \|\| 0, ry: r \|\| 0, fill: "none", stroke: "#000"};
rlm@83	1667 res.type = "rect";
rlm@83	1668 $(el, res.attrs);
rlm@83	1669 return res;
rlm@83	1670 };
rlm@83	1671 var theEllipse = function (svg, x, y, rx, ry) {
rlm@83	1672 var el = $("ellipse");
rlm@83	1673 svg.canvas && svg.canvas[appendChild](el);
rlm@83	1674 var res = new Element(el, svg);
rlm@83	1675 res.attrs = {cx: x, cy: y, rx: rx, ry: ry, fill: "none", stroke: "#000"};
rlm@83	1676 res.type = "ellipse";
rlm@83	1677 $(el, res.attrs);
rlm@83	1678 return res;
rlm@83	1679 };
rlm@83	1680 var theImage = function (svg, src, x, y, w, h) {
rlm@83	1681 var el = $("image");
rlm@83	1682 $(el, {x: x, y: y, width: w, height: h, preserveAspectRatio: "none"});
rlm@83	1683 el.setAttributeNS(svg.xlink, "href", src);
rlm@83	1684 svg.canvas && svg.canvas[appendChild](el);
rlm@83	1685 var res = new Element(el, svg);
rlm@83	1686 res.attrs = {x: x, y: y, width: w, height: h, src: src};
rlm@83	1687 res.type = "image";
rlm@83	1688 return res;
rlm@83	1689 };
rlm@83	1690 var theText = function (svg, x, y, text) {
rlm@83	1691 var el = $("text");
rlm@83	1692 $(el, {x: x, y: y, "text-anchor": "middle"});
rlm@83	1693 svg.canvas && svg.canvas[appendChild](el);
rlm@83	1694 var res = new Element(el, svg);
rlm@83	1695 res.attrs = {x: x, y: y, "text-anchor": "middle", text: text, font: availableAttrs.font, stroke: "none", fill: "#000"};
rlm@83	1696 res.type = "text";
rlm@83	1697 setFillAndStroke(res, res.attrs);
rlm@83	1698 return res;
rlm@83	1699 };
rlm@83	1700 var setSize = function (width, height) {
rlm@83	1701 this.width = width \|\| this.width;
rlm@83	1702 this.height = height \|\| this.height;
rlm@83	1703 this.canvas[setAttribute]("width", this.width);
rlm@83	1704 this.canvas[setAttribute]("height", this.height);
rlm@83	1705 return this;
rlm@83	1706 };
rlm@83	1707 var create = function () {
rlm@83	1708 var con = getContainer[apply](0, arguments),
rlm@83	1709 container = con && con.container,
rlm@83	1710 x = con.x,
rlm@83	1711 y = con.y,
rlm@83	1712 width = con.width,
rlm@83	1713 height = con.height;
rlm@83	1714 if (!container) {
rlm@83	1715 throw new Error("SVG container not found.");
rlm@83	1716 }
rlm@83	1717 var cnvs = $("svg");
rlm@83	1718 x = x \|\| 0;
rlm@83	1719 y = y \|\| 0;
rlm@83	1720 width = width \|\| 512;
rlm@83	1721 height = height \|\| 342;
rlm@83	1722 $(cnvs, {
rlm@83	1723 xmlns: "http://www.w3.org/2000/svg",
rlm@83	1724 version: 1.1,
rlm@83	1725 width: width,
rlm@83	1726 height: height
rlm@83	1727 });
rlm@83	1728 if (container == 1) {
rlm@83	1729 cnvs.style.cssText = "position:absolute;left:" + x + "px;top:" + y + "px";
rlm@83	1730 doc.body[appendChild](cnvs);
rlm@83	1731 } else {
rlm@83	1732 if (container.firstChild) {
rlm@83	1733 container.insertBefore(cnvs, container.firstChild);
rlm@83	1734 } else {
rlm@83	1735 container[appendChild](cnvs);
rlm@83	1736 }
rlm@83	1737 }
rlm@83	1738 container = new Paper;
rlm@83	1739 container.width = width;
rlm@83	1740 container.height = height;
rlm@83	1741 container.canvas = cnvs;
rlm@83	1742 plugins.call(container, container, R.fn);
rlm@83	1743 container.clear();
rlm@83	1744 return container;
rlm@83	1745 };
rlm@83	1746 Paper[proto].clear = function () {
rlm@83	1747 var c = this.canvas;
rlm@83	1748 while (c.firstChild) {
rlm@83	1749 c.removeChild(c.firstChild);
rlm@83	1750 }
rlm@83	1751 this.bottom = this.top = null;
rlm@83	1752 (this.desc = $("desc"))[appendChild](doc.createTextNode("Created with Rapha\xebl"));
rlm@83	1753 c[appendChild](this.desc);
rlm@83	1754 c[appendChild](this.defs = $("defs"));
rlm@83	1755 };
rlm@83	1756 Paper[proto].remove = function () {
rlm@83	1757 this.canvas.parentNode && this.canvas.parentNode.removeChild(this.canvas);
rlm@83	1758 for (var i in this) {
rlm@83	1759 this[i] = removed(i);
rlm@83	1760 }
rlm@83	1761 };
rlm@83	1762 }
rlm@83	1763
rlm@83	1764 // VML
rlm@83	1765 if (R.vml) {
rlm@83	1766 var map = {M: "m", L: "l", C: "c", Z: "x", m: "t", l: "r", c: "v", z: "x"},
rlm@83	1767 bites = /([clmz]),?([^clmz]*)/gi,
rlm@83	1768 val = /-?[^,\s-]+/g,
rlm@83	1769 coordsize = 1e3 + S + 1e3,
rlm@83	1770 zoom = 10,
rlm@83	1771 pathlike = {path: 1, rect: 1},
rlm@83	1772 path2vml = function (path) {
rlm@83	1773 var total = /[ahqstv]/ig,
rlm@83	1774 command = pathToAbsolute;
rlm@83	1775 Str(path).match(total) && (command = path2curve);
rlm@83	1776 total = /[clmz]/g;
rlm@83	1777 if (command == pathToAbsolute && !Str(path).match(total)) {
rlm@83	1778 var res = Str(path)[rp](bites, function (all, command, args) {
rlm@83	1779 var vals = [],
rlm@83	1780 isMove = lowerCase.call(command) == "m",
rlm@83	1781 res = map[command];
rlm@83	1782 args[rp](val, function (value) {
rlm@83	1783 if (isMove && vals[length] == 2) {
rlm@83	1784 res += vals + map[command == "m" ? "l" : "L"];
rlm@83	1785 vals = [];
rlm@83	1786 }
rlm@83	1787 vals[push](round(value * zoom));
rlm@83	1788 });
rlm@83	1789 return res + vals;
rlm@83	1790 });
rlm@83	1791 return res;
rlm@83	1792 }
rlm@83	1793 var pa = command(path), p, r;
rlm@83	1794 res = [];
rlm@83	1795 for (var i = 0, ii = pa[length]; i < ii; i++) {
rlm@83	1796 p = pa[i];
rlm@83	1797 r = lowerCase.call(pa[i][0]);
rlm@83	1798 r == "z" && (r = "x");
rlm@83	1799 for (var j = 1, jj = p[length]; j < jj; j++) {
rlm@83	1800 r += round(p[j] * zoom) + (j != jj - 1 ? "," : E);
rlm@83	1801 }
rlm@83	1802 res[push](r);
rlm@83	1803 }
rlm@83	1804 return res[join](S);
rlm@83	1805 };
rlm@83	1806
rlm@83	1807 R[toString] = function () {
rlm@83	1808 return "Your browser doesn\u2019t support SVG. Falling down to VML.\nYou are running Rapha\xebl " + this.version;
rlm@83	1809 };
rlm@83	1810 thePath = function (pathString, vml) {
rlm@83	1811 var g = createNode("group");
rlm@83	1812 g.style.cssText = "position:absolute;left:0;top:0;width:" + vml.width + "px;height:" + vml.height + "px";
rlm@83	1813 g.coordsize = vml.coordsize;
rlm@83	1814 g.coordorigin = vml.coordorigin;
rlm@83	1815 var el = createNode("shape"), ol = el.style;
rlm@83	1816 ol.width = vml.width + "px";
rlm@83	1817 ol.height = vml.height + "px";
rlm@83	1818 el.coordsize = coordsize;
rlm@83	1819 el.coordorigin = vml.coordorigin;
rlm@83	1820 g[appendChild](el);
rlm@83	1821 var p = new Element(el, g, vml),
rlm@83	1822 attr = {fill: "none", stroke: "#000"};
rlm@83	1823 pathString && (attr.path = pathString);
rlm@83	1824 p.isAbsolute = true;
rlm@83	1825 p.type = "path";
rlm@83	1826 p.path = [];
rlm@83	1827 p.Path = E;
rlm@83	1828 setFillAndStroke(p, attr);
rlm@83	1829 vml.canvas[appendChild](g);
rlm@83	1830 return p;
rlm@83	1831 };
rlm@83	1832 setFillAndStroke = function (o, params) {
rlm@83	1833 o.attrs = o.attrs \|\| {};
rlm@83	1834 var node = o.node,
rlm@83	1835 a = o.attrs,
rlm@83	1836 s = node.style,
rlm@83	1837 xy,
rlm@83	1838 newpath = (params.x != a.x \|\| params.y != a.y \|\| params.width != a.width \|\| params.height != a.height \|\| params.r != a.r) && o.type == "rect",
rlm@83	1839 res = o;
rlm@83	1840
rlm@83	1841 for (var par in params) if (params[has](par)) {
rlm@83	1842 a[par] = params[par];
rlm@83	1843 }
rlm@83	1844 if (newpath) {
rlm@83	1845 a.path = rectPath(a.x, a.y, a.width, a.height, a.r);
rlm@83	1846 o.X = a.x;
rlm@83	1847 o.Y = a.y;
rlm@83	1848 o.W = a.width;
rlm@83	1849 o.H = a.height;
rlm@83	1850 }
rlm@83	1851 params.href && (node.href = params.href);
rlm@83	1852 params.title && (node.title = params.title);
rlm@83	1853 params.target && (node.target = params.target);
rlm@83	1854 params.cursor && (s.cursor = params.cursor);
rlm@83	1855 "blur" in params && o.blur(params.blur);
rlm@83	1856 if (params.path && o.type == "path" \|\| newpath) {
rlm@83	1857 node.path = path2vml(a.path);
rlm@83	1858 }
rlm@83	1859 if (params.rotation != null) {
rlm@83	1860 o.rotate(params.rotation, true);
rlm@83	1861 }
rlm@83	1862 if (params.translation) {
rlm@83	1863 xy = Str(params.translation)[split](separator);
rlm@83	1864 translate.call(o, xy[0], xy[1]);
rlm@83	1865 if (o._.rt.cx != null) {
rlm@83	1866 o._.rt.cx +=+ xy[0];
rlm@83	1867 o._.rt.cy +=+ xy[1];
rlm@83	1868 o.setBox(o.attrs, xy[0], xy[1]);
rlm@83	1869 }
rlm@83	1870 }
rlm@83	1871 if (params.scale) {
rlm@83	1872 xy = Str(params.scale)[split](separator);
rlm@83	1873 o.scale(+xy[0] \|\| 1, +xy[1] \|\| +xy[0] \|\| 1, +xy[2] \|\| null, +xy[3] \|\| null);
rlm@83	1874 }
rlm@83	1875 if ("clip-rect" in params) {
rlm@83	1876 var rect = Str(params["clip-rect"])[split](separator);
rlm@83	1877 if (rect[length] == 4) {
rlm@83	1878 rect[2] = +rect[2] + (+rect[0]);
rlm@83	1879 rect[3] = +rect[3] + (+rect[1]);
rlm@83	1880 var div = node.clipRect \|\| doc.createElement("div"),
rlm@83	1881 dstyle = div.style,
rlm@83	1882 group = node.parentNode;
rlm@83	1883 dstyle.clip = R.format("rect({1}px {2}px {3}px {0}px)", rect);
rlm@83	1884 if (!node.clipRect) {
rlm@83	1885 dstyle.position = "absolute";
rlm@83	1886 dstyle.top = 0;
rlm@83	1887 dstyle.left = 0;
rlm@83	1888 dstyle.width = o.paper.width + "px";
rlm@83	1889 dstyle.height = o.paper.height + "px";
rlm@83	1890 group.parentNode.insertBefore(div, group);
rlm@83	1891 div[appendChild](group);
rlm@83	1892 node.clipRect = div;
rlm@83	1893 }
rlm@83	1894 }
rlm@83	1895 if (!params["clip-rect"]) {
rlm@83	1896 node.clipRect && (node.clipRect.style.clip = E);
rlm@83	1897 }
rlm@83	1898 }
rlm@83	1899 if (o.type == "image" && params.src) {
rlm@83	1900 node.src = params.src;
rlm@83	1901 }
rlm@83	1902 if (o.type == "image" && params.opacity) {
rlm@83	1903 node.filterOpacity = ms + ".Alpha(opacity=" + (params.opacity * 100) + ")";
rlm@83	1904 s.filter = (node.filterMatrix \|\| E) + (node.filterOpacity \|\| E);
rlm@83	1905 }
rlm@83	1906 params.font && (s.font = params.font);
rlm@83	1907 params["font-family"] && (s.fontFamily = '"' + params["font-family"][split](",")[0][rp](/^['"]+\|['"]+$/g, E) + '"');
rlm@83	1908 params["font-size"] && (s.fontSize = params["font-size"]);
rlm@83	1909 params["font-weight"] && (s.fontWeight = params["font-weight"]);
rlm@83	1910 params["font-style"] && (s.fontStyle = params["font-style"]);
rlm@83	1911 if (params.opacity != null \|\|
rlm@83	1912 params["stroke-width"] != null \|\|
rlm@83	1913 params.fill != null \|\|
rlm@83	1914 params.stroke != null \|\|
rlm@83	1915 params["stroke-width"] != null \|\|
rlm@83	1916 params["stroke-opacity"] != null \|\|
rlm@83	1917 params["fill-opacity"] != null \|\|
rlm@83	1918 params["stroke-dasharray"] != null \|\|
rlm@83	1919 params["stroke-miterlimit"] != null \|\|
rlm@83	1920 params["stroke-linejoin"] != null \|\|
rlm@83	1921 params["stroke-linecap"] != null) {
rlm@83	1922 node = o.shape \|\| node;
rlm@83	1923 var fill = (node.getElementsByTagName(fillString) && node.getElementsByTagName(fillString)[0]),
rlm@83	1924 newfill = false;
rlm@83	1925 !fill && (newfill = fill = createNode(fillString));
rlm@83	1926 if ("fill-opacity" in params \|\| "opacity" in params) {
rlm@83	1927 var opacity = ((+a["fill-opacity"] + 1 \|\| 2) - 1) * ((+a.opacity + 1 \|\| 2) - 1) * ((+R.getRGB(params.fill).o + 1 \|\| 2) - 1);
rlm@83	1928 opacity < 0 && (opacity = 0);
rlm@83	1929 opacity > 1 && (opacity = 1);
rlm@83	1930 fill.opacity = opacity;
rlm@83	1931 }
rlm@83	1932 params.fill && (fill.on = true);
rlm@83	1933 if (fill.on == null \|\| params.fill == "none") {
rlm@83	1934 fill.on = false;
rlm@83	1935 }
rlm@83	1936 if (fill.on && params.fill) {
rlm@83	1937 var isURL = params.fill.match(ISURL);
rlm@83	1938 if (isURL) {
rlm@83	1939 fill.src = isURL[1];
rlm@83	1940 fill.type = "tile";
rlm@83	1941 } else {
rlm@83	1942 fill.color = R.getRGB(params.fill).hex;
rlm@83	1943 fill.src = E;
rlm@83	1944 fill.type = "solid";
rlm@83	1945 if (R.getRGB(params.fill).error && (res.type in {circle: 1, ellipse: 1} \|\| Str(params.fill).charAt() != "r") && addGradientFill(res, params.fill)) {
rlm@83	1946 a.fill = "none";
rlm@83	1947 a.gradient = params.fill;
rlm@83	1948 }
rlm@83	1949 }
rlm@83	1950 }
rlm@83	1951 newfill && node[appendChild](fill);
rlm@83	1952 var stroke = (node.getElementsByTagName("stroke") && node.getElementsByTagName("stroke")[0]),
rlm@83	1953 newstroke = false;
rlm@83	1954 !stroke && (newstroke = stroke = createNode("stroke"));
rlm@83	1955 if ((params.stroke && params.stroke != "none") \|\|
rlm@83	1956 params["stroke-width"] \|\|
rlm@83	1957 params["stroke-opacity"] != null \|\|
rlm@83	1958 params["stroke-dasharray"] \|\|
rlm@83	1959 params["stroke-miterlimit"] \|\|
rlm@83	1960 params["stroke-linejoin"] \|\|
rlm@83	1961 params["stroke-linecap"]) {
rlm@83	1962 stroke.on = true;
rlm@83	1963 }
rlm@83	1964 (params.stroke == "none" \|\| stroke.on == null \|\| params.stroke == 0 \|\| params["stroke-width"] == 0) && (stroke.on = false);
rlm@83	1965 var strokeColor = R.getRGB(params.stroke);
rlm@83	1966 stroke.on && params.stroke && (stroke.color = strokeColor.hex);
rlm@83	1967 opacity = ((+a["stroke-opacity"] + 1 \|\| 2) - 1) * ((+a.opacity + 1 \|\| 2) - 1) * ((+strokeColor.o + 1 \|\| 2) - 1);
rlm@83	1968 var width = (toFloat(params["stroke-width"]) \|\| 1) * .75;
rlm@83	1969 opacity < 0 && (opacity = 0);
rlm@83	1970 opacity > 1 && (opacity = 1);
rlm@83	1971 params["stroke-width"] == null && (width = a["stroke-width"]);
rlm@83	1972 params["stroke-width"] && (stroke.weight = width);
rlm@83	1973 width && width < 1 && (opacity *= width) && (stroke.weight = 1);
rlm@83	1974 stroke.opacity = opacity;
rlm@83	1975
rlm@83	1976 params["stroke-linejoin"] && (stroke.joinstyle = params["stroke-linejoin"] \|\| "miter");
rlm@83	1977 stroke.miterlimit = params["stroke-miterlimit"] \|\| 8;
rlm@83	1978 params["stroke-linecap"] && (stroke.endcap = params["stroke-linecap"] == "butt" ? "flat" : params["stroke-linecap"] == "square" ? "square" : "round");
rlm@83	1979 if (params["stroke-dasharray"]) {
rlm@83	1980 var dasharray = {
rlm@83	1981 "-": "shortdash",
rlm@83	1982 ".": "shortdot",
rlm@83	1983 "-.": "shortdashdot",
rlm@83	1984 "-..": "shortdashdotdot",
rlm@83	1985 ". ": "dot",
rlm@83	1986 "- ": "dash",
rlm@83	1987 "--": "longdash",
rlm@83	1988 "- .": "dashdot",
rlm@83	1989 "--.": "longdashdot",
rlm@83	1990 "--..": "longdashdotdot"
rlm@83	1991 };
rlm@83	1992 stroke.dashstyle = dasharray[has](params["stroke-dasharray"]) ? dasharray[params["stroke-dasharray"]] : E;
rlm@83	1993 }
rlm@83	1994 newstroke && node[appendChild](stroke);
rlm@83	1995 }
rlm@83	1996 if (res.type == "text") {
rlm@83	1997 s = res.paper.span.style;
rlm@83	1998 a.font && (s.font = a.font);
rlm@83	1999 a["font-family"] && (s.fontFamily = a["font-family"]);
rlm@83	2000 a["font-size"] && (s.fontSize = a["font-size"]);
rlm@83	2001 a["font-weight"] && (s.fontWeight = a["font-weight"]);
rlm@83	2002 a["font-style"] && (s.fontStyle = a["font-style"]);
rlm@83	2003 res.node.string && (res.paper.span.innerHTML = Str(res.node.string)[rp](/</g, "<")[rp](/&/g, "&")[rp](/\n/g, "<br>"));
rlm@83	2004 res.W = a.w = res.paper.span.offsetWidth;
rlm@83	2005 res.H = a.h = res.paper.span.offsetHeight;
rlm@83	2006 res.X = a.x;
rlm@83	2007 res.Y = a.y + round(res.H / 2);
rlm@83	2008
rlm@83	2009 // text-anchor emulationm
rlm@83	2010 switch (a["text-anchor"]) {
rlm@83	2011 case "start":
rlm@83	2012 res.node.style["v-text-align"] = "left";
rlm@83	2013 res.bbx = round(res.W / 2);
rlm@83	2014 break;
rlm@83	2015 case "end":
rlm@83	2016 res.node.style["v-text-align"] = "right";
rlm@83	2017 res.bbx = -round(res.W / 2);
rlm@83	2018 break;
rlm@83	2019 default:
rlm@83	2020 res.node.style["v-text-align"] = "center";
rlm@83	2021 break;
rlm@83	2022 }
rlm@83	2023 }
rlm@83	2024 };
rlm@83	2025 addGradientFill = function (o, gradient) {
rlm@83	2026 o.attrs = o.attrs \|\| {};
rlm@83	2027 var attrs = o.attrs,
rlm@83	2028 fill,
rlm@83	2029 type = "linear",
rlm@83	2030 fxfy = ".5 .5";
rlm@83	2031 o.attrs.gradient = gradient;
rlm@83	2032 gradient = Str(gradient)[rp](radial_gradient, function (all, fx, fy) {
rlm@83	2033 type = "radial";
rlm@83	2034 if (fx && fy) {
rlm@83	2035 fx = toFloat(fx);
rlm@83	2036 fy = toFloat(fy);
rlm@83	2037 pow(fx - .5, 2) + pow(fy - .5, 2) > .25 && (fy = math.sqrt(.25 - pow(fx - .5, 2)) * ((fy > .5) * 2 - 1) + .5);
rlm@83	2038 fxfy = fx + S + fy;
rlm@83	2039 }
rlm@83	2040 return E;
rlm@83	2041 });
rlm@83	2042 gradient = gradient[split](/\s\-\s/);
rlm@83	2043 if (type == "linear") {
rlm@83	2044 var angle = gradient.shift();
rlm@83	2045 angle = -toFloat(angle);
rlm@83	2046 if (isNaN(angle)) {
rlm@83	2047 return null;
rlm@83	2048 }
rlm@83	2049 }
rlm@83	2050 var dots = parseDots(gradient);
rlm@83	2051 if (!dots) {
rlm@83	2052 return null;
rlm@83	2053 }
rlm@83	2054 o = o.shape \|\| o.node;
rlm@83	2055 fill = o.getElementsByTagName(fillString)[0] \|\| createNode(fillString);
rlm@83	2056 !fill.parentNode && o.appendChild(fill);
rlm@83	2057 if (dots[length]) {
rlm@83	2058 fill.on = true;
rlm@83	2059 fill.method = "none";
rlm@83	2060 fill.color = dots[0].color;
rlm@83	2061 fill.color2 = dots[dots[length] - 1].color;
rlm@83	2062 var clrs = [];
rlm@83	2063 for (var i = 0, ii = dots[length]; i < ii; i++) {
rlm@83	2064 dots[i].offset && clrs[push](dots[i].offset + S + dots[i].color);
rlm@83	2065 }
rlm@83	2066 fill.colors && (fill.colors.value = clrs[length] ? clrs[join]() : "0% " + fill.color);
rlm@83	2067 if (type == "radial") {
rlm@83	2068 fill.type = "gradientradial";
rlm@83	2069 fill.focus = "100%";
rlm@83	2070 fill.focussize = fxfy;
rlm@83	2071 fill.focusposition = fxfy;
rlm@83	2072 } else {
rlm@83	2073 fill.type = "gradient";
rlm@83	2074 fill.angle = (270 - angle) % 360;
rlm@83	2075 }
rlm@83	2076 }
rlm@83	2077 return 1;
rlm@83	2078 };
rlm@83	2079 Element = function (node, group, vml) {
rlm@83	2080 var Rotation = 0,
rlm@83	2081 RotX = 0,
rlm@83	2082 RotY = 0,
rlm@83	2083 Scale = 1;
rlm@83	2084 this[0] = node;
rlm@83	2085 this.id = R._oid++;
rlm@83	2086 this.node = node;
rlm@83	2087 node.raphael = this;
rlm@83	2088 this.X = 0;
rlm@83	2089 this.Y = 0;
rlm@83	2090 this.attrs = {};
rlm@83	2091 this.Group = group;
rlm@83	2092 this.paper = vml;
rlm@83	2093 this._ = {
rlm@83	2094 tx: 0,
rlm@83	2095 ty: 0,
rlm@83	2096 rt: {deg:0},
rlm@83	2097 sx: 1,
rlm@83	2098 sy: 1
rlm@83	2099 };
rlm@83	2100 !vml.bottom && (vml.bottom = this);
rlm@83	2101 this.prev = vml.top;
rlm@83	2102 vml.top && (vml.top.next = this);
rlm@83	2103 vml.top = this;
rlm@83	2104 this.next = null;
rlm@83	2105 };
rlm@83	2106 Element[proto].rotate = function (deg, cx, cy) {
rlm@83	2107 if (this.removed) {
rlm@83	2108 return this;
rlm@83	2109 }
rlm@83	2110 if (deg == null) {
rlm@83	2111 if (this._.rt.cx) {
rlm@83	2112 return [this._.rt.deg, this._.rt.cx, this._.rt.cy][join](S);
rlm@83	2113 }
rlm@83	2114 return this._.rt.deg;
rlm@83	2115 }
rlm@83	2116 deg = Str(deg)[split](separator);
rlm@83	2117 if (deg[length] - 1) {
rlm@83	2118 cx = toFloat(deg[1]);
rlm@83	2119 cy = toFloat(deg[2]);
rlm@83	2120 }
rlm@83	2121 deg = toFloat(deg[0]);
rlm@83	2122 if (cx != null) {
rlm@83	2123 this._.rt.deg = deg;
rlm@83	2124 } else {
rlm@83	2125 this._.rt.deg += deg;
rlm@83	2126 }
rlm@83	2127 cy == null && (cx = null);
rlm@83	2128 this._.rt.cx = cx;
rlm@83	2129 this._.rt.cy = cy;
rlm@83	2130 this.setBox(this.attrs, cx, cy);
rlm@83	2131 this.Group.style.rotation = this._.rt.deg;
rlm@83	2132 // gradient fix for rotation. TODO
rlm@83	2133 // var fill = (this.shape \|\| this.node).getElementsByTagName(fillString);
rlm@83	2134 // fill = fill[0] \|\| {};
rlm@83	2135 // var b = ((360 - this._.rt.deg) - 270) % 360;
rlm@83	2136 // !R.is(fill.angle, "undefined") && (fill.angle = b);
rlm@83	2137 return this;
rlm@83	2138 };
rlm@83	2139 Element[proto].setBox = function (params, cx, cy) {
rlm@83	2140 if (this.removed) {
rlm@83	2141 return this;
rlm@83	2142 }
rlm@83	2143 var gs = this.Group.style,
rlm@83	2144 os = (this.shape && this.shape.style) \|\| this.node.style;
rlm@83	2145 params = params \|\| {};
rlm@83	2146 for (var i in params) if (params[has](i)) {
rlm@83	2147 this.attrs[i] = params[i];
rlm@83	2148 }
rlm@83	2149 cx = cx \|\| this._.rt.cx;
rlm@83	2150 cy = cy \|\| this._.rt.cy;
rlm@83	2151 var attr = this.attrs,
rlm@83	2152 x,
rlm@83	2153 y,
rlm@83	2154 w,
rlm@83	2155 h;
rlm@83	2156 switch (this.type) {
rlm@83	2157 case "circle":
rlm@83	2158 x = attr.cx - attr.r;
rlm@83	2159 y = attr.cy - attr.r;
rlm@83	2160 w = h = attr.r * 2;
rlm@83	2161 break;
rlm@83	2162 case "ellipse":
rlm@83	2163 x = attr.cx - attr.rx;
rlm@83	2164 y = attr.cy - attr.ry;
rlm@83	2165 w = attr.rx * 2;
rlm@83	2166 h = attr.ry * 2;
rlm@83	2167 break;
rlm@83	2168 case "image":
rlm@83	2169 x = +attr.x;
rlm@83	2170 y = +attr.y;
rlm@83	2171 w = attr.width \|\| 0;
rlm@83	2172 h = attr.height \|\| 0;
rlm@83	2173 break;
rlm@83	2174 case "text":
rlm@83	2175 this.textpath.v = ["m", round(attr.x), ", ", round(attr.y - 2), "l", round(attr.x) + 1, ", ", round(attr.y - 2)][join](E);
rlm@83	2176 x = attr.x - round(this.W / 2);
rlm@83	2177 y = attr.y - this.H / 2;
rlm@83	2178 w = this.W;
rlm@83	2179 h = this.H;
rlm@83	2180 break;
rlm@83	2181 case "rect":
rlm@83	2182 case "path":
rlm@83	2183 if (!this.attrs.path) {
rlm@83	2184 x = 0;
rlm@83	2185 y = 0;
rlm@83	2186 w = this.paper.width;
rlm@83	2187 h = this.paper.height;
rlm@83	2188 } else {
rlm@83	2189 var dim = pathDimensions(this.attrs.path);
rlm@83	2190 x = dim.x;
rlm@83	2191 y = dim.y;
rlm@83	2192 w = dim.width;
rlm@83	2193 h = dim.height;
rlm@83	2194 }
rlm@83	2195 break;
rlm@83	2196 default:
rlm@83	2197 x = 0;
rlm@83	2198 y = 0;
rlm@83	2199 w = this.paper.width;
rlm@83	2200 h = this.paper.height;
rlm@83	2201 break;
rlm@83	2202 }
rlm@83	2203 cx = (cx == null) ? x + w / 2 : cx;
rlm@83	2204 cy = (cy == null) ? y + h / 2 : cy;
rlm@83	2205 var left = cx - this.paper.width / 2,
rlm@83	2206 top = cy - this.paper.height / 2, t;
rlm@83	2207 gs.left != (t = left + "px") && (gs.left = t);
rlm@83	2208 gs.top != (t = top + "px") && (gs.top = t);
rlm@83	2209 this.X = pathlike[has](this.type) ? -left : x;
rlm@83	2210 this.Y = pathlike[has](this.type) ? -top : y;
rlm@83	2211 this.W = w;
rlm@83	2212 this.H = h;
rlm@83	2213 if (pathlike[has](this.type)) {
rlm@83	2214 os.left != (t = -left * zoom + "px") && (os.left = t);
rlm@83	2215 os.top != (t = -top * zoom + "px") && (os.top = t);
rlm@83	2216 } else if (this.type == "text") {
rlm@83	2217 os.left != (t = -left + "px") && (os.left = t);
rlm@83	2218 os.top != (t = -top + "px") && (os.top = t);
rlm@83	2219 } else {
rlm@83	2220 gs.width != (t = this.paper.width + "px") && (gs.width = t);
rlm@83	2221 gs.height != (t = this.paper.height + "px") && (gs.height = t);
rlm@83	2222 os.left != (t = x - left + "px") && (os.left = t);
rlm@83	2223 os.top != (t = y - top + "px") && (os.top = t);
rlm@83	2224 os.width != (t = w + "px") && (os.width = t);
rlm@83	2225 os.height != (t = h + "px") && (os.height = t);
rlm@83	2226 }
rlm@83	2227 };
rlm@83	2228 Element[proto].hide = function () {
rlm@83	2229 !this.removed && (this.Group.style.display = "none");
rlm@83	2230 return this;
rlm@83	2231 };
rlm@83	2232 Element[proto].show = function () {
rlm@83	2233 !this.removed && (this.Group.style.display = "block");
rlm@83	2234 return this;
rlm@83	2235 };
rlm@83	2236 Element[proto].getBBox = function () {
rlm@83	2237 if (this.removed) {
rlm@83	2238 return this;
rlm@83	2239 }
rlm@83	2240 if (pathlike[has](this.type)) {
rlm@83	2241 return pathDimensions(this.attrs.path);
rlm@83	2242 }
rlm@83	2243 return {
rlm@83	2244 x: this.X + (this.bbx \|\| 0),
rlm@83	2245 y: this.Y,
rlm@83	2246 width: this.W,
rlm@83	2247 height: this.H
rlm@83	2248 };
rlm@83	2249 };
rlm@83	2250 Element[proto].remove = function () {
rlm@83	2251 if (this.removed) {
rlm@83	2252 return;
rlm@83	2253 }
rlm@83	2254 tear(this, this.paper);
rlm@83	2255 this.node.parentNode.removeChild(this.node);
rlm@83	2256 this.Group.parentNode.removeChild(this.Group);
rlm@83	2257 this.shape && this.shape.parentNode.removeChild(this.shape);
rlm@83	2258 for (var i in this) {
rlm@83	2259 delete this[i];
rlm@83	2260 }
rlm@83	2261 this.removed = true;
rlm@83	2262 };
rlm@83	2263 Element[proto].attr = function (name, value) {
rlm@83	2264 if (this.removed) {
rlm@83	2265 return this;
rlm@83	2266 }
rlm@83	2267 if (name == null) {
rlm@83	2268 var res = {};
rlm@83	2269 for (var i in this.attrs) if (this.attrs[has](i)) {
rlm@83	2270 res[i] = this.attrs[i];
rlm@83	2271 }
rlm@83	2272 this._.rt.deg && (res.rotation = this.rotate());
rlm@83	2273 (this._.sx != 1 \|\| this._.sy != 1) && (res.scale = this.scale());
rlm@83	2274 res.gradient && res.fill == "none" && (res.fill = res.gradient) && delete res.gradient;
rlm@83	2275 return res;
rlm@83	2276 }
rlm@83	2277 if (value == null && R.is(name, string)) {
rlm@83	2278 if (name == "translation") {
rlm@83	2279 return translate.call(this);
rlm@83	2280 }
rlm@83	2281 if (name == "rotation") {
rlm@83	2282 return this.rotate();
rlm@83	2283 }
rlm@83	2284 if (name == "scale") {
rlm@83	2285 return this.scale();
rlm@83	2286 }
rlm@83	2287 if (name == fillString && this.attrs.fill == "none" && this.attrs.gradient) {
rlm@83	2288 return this.attrs.gradient;
rlm@83	2289 }
rlm@83	2290 return this.attrs[name];
rlm@83	2291 }
rlm@83	2292 if (this.attrs && value == null && R.is(name, array)) {
rlm@83	2293 var ii, values = {};
rlm@83	2294 for (i = 0, ii = name[length]; i < ii; i++) {
rlm@83	2295 values[name[i]] = this.attr(name[i]);
rlm@83	2296 }
rlm@83	2297 return values;
rlm@83	2298 }
rlm@83	2299 var params;
rlm@83	2300 if (value != null) {
rlm@83	2301 params = {};
rlm@83	2302 params[name] = value;
rlm@83	2303 }
rlm@83	2304 value == null && R.is(name, "object") && (params = name);
rlm@83	2305 if (params) {
rlm@83	2306 if (params.text && this.type == "text") {
rlm@83	2307 this.node.string = params.text;
rlm@83	2308 }
rlm@83	2309 setFillAndStroke(this, params);
rlm@83	2310 if (params.gradient && (({circle: 1, ellipse: 1})[has](this.type) \|\| Str(params.gradient).charAt() != "r")) {
rlm@83	2311 addGradientFill(this, params.gradient);
rlm@83	2312 }
rlm@83	2313 (!pathlike[has](this.type) \|\| this._.rt.deg) && this.setBox(this.attrs);
rlm@83	2314 }
rlm@83	2315 return this;
rlm@83	2316 };
rlm@83	2317 Element[proto].toFront = function () {
rlm@83	2318 !this.removed && this.Group.parentNode[appendChild](this.Group);
rlm@83	2319 this.paper.top != this && tofront(this, this.paper);
rlm@83	2320 return this;
rlm@83	2321 };
rlm@83	2322 Element[proto].toBack = function () {
rlm@83	2323 if (this.removed) {
rlm@83	2324 return this;
rlm@83	2325 }
rlm@83	2326 if (this.Group.parentNode.firstChild != this.Group) {
rlm@83	2327 this.Group.parentNode.insertBefore(this.Group, this.Group.parentNode.firstChild);
rlm@83	2328 toback(this, this.paper);
rlm@83	2329 }
rlm@83	2330 return this;
rlm@83	2331 };
rlm@83	2332 Element[proto].insertAfter = function (element) {
rlm@83	2333 if (this.removed) {
rlm@83	2334 return this;
rlm@83	2335 }
rlm@83	2336 if (element.constructor == Set) {
rlm@83	2337 element = element[element.length];
rlm@83	2338 }
rlm@83	2339 if (element.Group.nextSibling) {
rlm@83	2340 element.Group.parentNode.insertBefore(this.Group, element.Group.nextSibling);
rlm@83	2341 } else {
rlm@83	2342 element.Group.parentNode[appendChild](this.Group);
rlm@83	2343 }
rlm@83	2344 insertafter(this, element, this.paper);
rlm@83	2345 return this;
rlm@83	2346 };
rlm@83	2347 Element[proto].insertBefore = function (element) {
rlm@83	2348 if (this.removed) {
rlm@83	2349 return this;
rlm@83	2350 }
rlm@83	2351 if (element.constructor == Set) {
rlm@83	2352 element = element[0];
rlm@83	2353 }
rlm@83	2354 element.Group.parentNode.insertBefore(this.Group, element.Group);
rlm@83	2355 insertbefore(this, element, this.paper);
rlm@83	2356 return this;
rlm@83	2357 };
rlm@83	2358 var blurregexp = / progid:\S+Blur\([^\)]+\)/g;
rlm@83	2359 Element[proto].blur = function (size) {
rlm@83	2360 var s = this.node.runtimeStyle,
rlm@83	2361 f = s.filter;
rlm@83	2362 f = f.replace(blurregexp, E);
rlm@83	2363 if (+size !== 0) {
rlm@83	2364 this.attrs.blur = size;
rlm@83	2365 s.filter = f + S + ms + ".Blur(pixelradius=" + (+size \|\| 1.5) + ")";
rlm@83	2366 s.margin = R.format("-{0}px 0 0 -{0}px", round(+size \|\| 1.5));
rlm@83	2367 } else {
rlm@83	2368 s.filter = f;
rlm@83	2369 s.margin = 0;
rlm@83	2370 delete this.attrs.blur;
rlm@83	2371 }
rlm@83	2372 };
rlm@83	2373
rlm@83	2374 theCircle = function (vml, x, y, r) {
rlm@83	2375 var g = createNode("group"),
rlm@83	2376 o = createNode("oval"),
rlm@83	2377 ol = o.style;
rlm@83	2378 g.style.cssText = "position:absolute;left:0;top:0;width:" + vml.width + "px;height:" + vml.height + "px";
rlm@83	2379 g.coordsize = coordsize;
rlm@83	2380 g.coordorigin = vml.coordorigin;
rlm@83	2381 g[appendChild](o);
rlm@83	2382 var res = new Element(o, g, vml);
rlm@83	2383 res.type = "circle";
rlm@83	2384 setFillAndStroke(res, {stroke: "#000", fill: "none"});
rlm@83	2385 res.attrs.cx = x;
rlm@83	2386 res.attrs.cy = y;
rlm@83	2387 res.attrs.r = r;
rlm@83	2388 res.setBox({x: x - r, y: y - r, width: r * 2, height: r * 2});
rlm@83	2389 vml.canvas[appendChild](g);
rlm@83	2390 return res;
rlm@83	2391 };
rlm@83	2392 function rectPath(x, y, w, h, r) {
rlm@83	2393 if (r) {
rlm@83	2394 return R.format("M{0},{1}l{2},0a{3},{3},0,0,1,{3},{3}l0,{5}a{3},{3},0,0,1,{4},{3}l{6},0a{3},{3},0,0,1,{4},{4}l0,{7}a{3},{3},0,0,1,{3},{4}z", x + r, y, w - r * 2, r, -r, h - r * 2, r * 2 - w, r * 2 - h);
rlm@83	2395 } else {
rlm@83	2396 return R.format("M{0},{1}l{2},0,0,{3},{4},0z", x, y, w, h, -w);
rlm@83	2397 }
rlm@83	2398 }
rlm@83	2399 theRect = function (vml, x, y, w, h, r) {
rlm@83	2400 var path = rectPath(x, y, w, h, r),
rlm@83	2401 res = vml.path(path),
rlm@83	2402 a = res.attrs;
rlm@83	2403 res.X = a.x = x;
rlm@83	2404 res.Y = a.y = y;
rlm@83	2405 res.W = a.width = w;
rlm@83	2406 res.H = a.height = h;
rlm@83	2407 a.r = r;
rlm@83	2408 a.path = path;
rlm@83	2409 res.type = "rect";
rlm@83	2410 return res;
rlm@83	2411 };
rlm@83	2412 theEllipse = function (vml, x, y, rx, ry) {
rlm@83	2413 var g = createNode("group"),
rlm@83	2414 o = createNode("oval"),
rlm@83	2415 ol = o.style;
rlm@83	2416 g.style.cssText = "position:absolute;left:0;top:0;width:" + vml.width + "px;height:" + vml.height + "px";
rlm@83	2417 g.coordsize = coordsize;
rlm@83	2418 g.coordorigin = vml.coordorigin;
rlm@83	2419 g[appendChild](o);
rlm@83	2420 var res = new Element(o, g, vml);
rlm@83	2421 res.type = "ellipse";
rlm@83	2422 setFillAndStroke(res, {stroke: "#000"});
rlm@83	2423 res.attrs.cx = x;
rlm@83	2424 res.attrs.cy = y;
rlm@83	2425 res.attrs.rx = rx;
rlm@83	2426 res.attrs.ry = ry;
rlm@83	2427 res.setBox({x: x - rx, y: y - ry, width: rx * 2, height: ry * 2});
rlm@83	2428 vml.canvas[appendChild](g);
rlm@83	2429 return res;
rlm@83	2430 };
rlm@83	2431 theImage = function (vml, src, x, y, w, h) {
rlm@83	2432 var g = createNode("group"),
rlm@83	2433 o = createNode("image"),
rlm@83	2434 ol = o.style;
rlm@83	2435 g.style.cssText = "position:absolute;left:0;top:0;width:" + vml.width + "px;height:" + vml.height + "px";
rlm@83	2436 g.coordsize = coordsize;
rlm@83	2437 g.coordorigin = vml.coordorigin;
rlm@83	2438 o.src = src;
rlm@83	2439 g[appendChild](o);
rlm@83	2440 var res = new Element(o, g, vml);
rlm@83	2441 res.type = "image";
rlm@83	2442 res.attrs.src = src;
rlm@83	2443 res.attrs.x = x;
rlm@83	2444 res.attrs.y = y;
rlm@83	2445 res.attrs.w = w;
rlm@83	2446 res.attrs.h = h;
rlm@83	2447 res.setBox({x: x, y: y, width: w, height: h});
rlm@83	2448 vml.canvas[appendChild](g);
rlm@83	2449 return res;
rlm@83	2450 };
rlm@83	2451 theText = function (vml, x, y, text) {
rlm@83	2452 var g = createNode("group"),
rlm@83	2453 el = createNode("shape"),
rlm@83	2454 ol = el.style,
rlm@83	2455 path = createNode("path"),
rlm@83	2456 ps = path.style,
rlm@83	2457 o = createNode("textpath");
rlm@83	2458 g.style.cssText = "position:absolute;left:0;top:0;width:" + vml.width + "px;height:" + vml.height + "px";
rlm@83	2459 g.coordsize = coordsize;
rlm@83	2460 g.coordorigin = vml.coordorigin;
rlm@83	2461 path.v = R.format("m{0},{1}l{2},{1}", round(x * 10), round(y * 10), round(x * 10) + 1);
rlm@83	2462 path.textpathok = true;
rlm@83	2463 ol.width = vml.width;
rlm@83	2464 ol.height = vml.height;
rlm@83	2465 o.string = Str(text);
rlm@83	2466 o.on = true;
rlm@83	2467 el[appendChild](o);
rlm@83	2468 el[appendChild](path);
rlm@83	2469 g[appendChild](el);
rlm@83	2470 var res = new Element(o, g, vml);
rlm@83	2471 res.shape = el;
rlm@83	2472 res.textpath = path;
rlm@83	2473 res.type = "text";
rlm@83	2474 res.attrs.text = text;
rlm@83	2475 res.attrs.x = x;
rlm@83	2476 res.attrs.y = y;
rlm@83	2477 res.attrs.w = 1;
rlm@83	2478 res.attrs.h = 1;
rlm@83	2479 setFillAndStroke(res, {font: availableAttrs.font, stroke: "none", fill: "#000"});
rlm@83	2480 res.setBox();
rlm@83	2481 vml.canvas[appendChild](g);
rlm@83	2482 return res;
rlm@83	2483 };
rlm@83	2484 setSize = function (width, height) {
rlm@83	2485 var cs = this.canvas.style;
rlm@83	2486 width == +width && (width += "px");
rlm@83	2487 height == +height && (height += "px");
rlm@83	2488 cs.width = width;
rlm@83	2489 cs.height = height;
rlm@83	2490 cs.clip = "rect(0 " + width + " " + height + " 0)";
rlm@83	2491 return this;
rlm@83	2492 };
rlm@83	2493 var createNode;
rlm@83	2494 doc.createStyleSheet().addRule(".rvml", "behavior:url(#default#VML)");
rlm@83	2495 try {
rlm@83	2496 !doc.namespaces.rvml && doc.namespaces.add("rvml", "urn:schemas-microsoft-com:vml");
rlm@83	2497 createNode = function (tagName) {
rlm@83	2498 return doc.createElement('<rvml:' + tagName + ' class="rvml">');
rlm@83	2499 };
rlm@83	2500 } catch (e) {
rlm@83	2501 createNode = function (tagName) {
rlm@83	2502 return doc.createElement('<' + tagName + ' xmlns="urn:schemas-microsoft.com:vml" class="rvml">');
rlm@83	2503 };
rlm@83	2504 }
rlm@83	2505 create = function () {
rlm@83	2506 var con = getContainer[apply](0, arguments),
rlm@83	2507 container = con.container,
rlm@83	2508 height = con.height,
rlm@83	2509 s,
rlm@83	2510 width = con.width,
rlm@83	2511 x = con.x,
rlm@83	2512 y = con.y;
rlm@83	2513 if (!container) {
rlm@83	2514 throw new Error("VML container not found.");
rlm@83	2515 }
rlm@83	2516 var res = new Paper,
rlm@83	2517 c = res.canvas = doc.createElement("div"),
rlm@83	2518 cs = c.style;
rlm@83	2519 x = x \|\| 0;
rlm@83	2520 y = y \|\| 0;
rlm@83	2521 width = width \|\| 512;
rlm@83	2522 height = height \|\| 342;
rlm@83	2523 width == +width && (width += "px");
rlm@83	2524 height == +height && (height += "px");
rlm@83	2525 res.width = 1e3;
rlm@83	2526 res.height = 1e3;
rlm@83	2527 res.coordsize = zoom * 1e3 + S + zoom * 1e3;
rlm@83	2528 res.coordorigin = "0 0";
rlm@83	2529 res.span = doc.createElement("span");
rlm@83	2530 res.span.style.cssText = "position:absolute;left:-9999em;top:-9999em;padding:0;margin:0;line-height:1;display:inline;";
rlm@83	2531 c[appendChild](res.span);
rlm@83	2532 cs.cssText = R.format("width:{0};height:{1};display:inline-block;position:relative;clip:rect(0 {0} {1} 0);overflow:hidden", width, height);
rlm@83	2533 if (container == 1) {
rlm@83	2534 doc.body[appendChild](c);
rlm@83	2535 cs.left = x + "px";
rlm@83	2536 cs.top = y + "px";
rlm@83	2537 cs.position = "absolute";
rlm@83	2538 } else {
rlm@83	2539 if (container.firstChild) {
rlm@83	2540 container.insertBefore(c, container.firstChild);
rlm@83	2541 } else {
rlm@83	2542 container[appendChild](c);
rlm@83	2543 }
rlm@83	2544 }
rlm@83	2545 plugins.call(res, res, R.fn);
rlm@83	2546 return res;
rlm@83	2547 };
rlm@83	2548 Paper[proto].clear = function () {
rlm@83	2549 this.canvas.innerHTML = E;
rlm@83	2550 this.span = doc.createElement("span");
rlm@83	2551 this.span.style.cssText = "position:absolute;left:-9999em;top:-9999em;padding:0;margin:0;line-height:1;display:inline;";
rlm@83	2552 this.canvas[appendChild](this.span);
rlm@83	2553 this.bottom = this.top = null;
rlm@83	2554 };
rlm@83	2555 Paper[proto].remove = function () {
rlm@83	2556 this.canvas.parentNode.removeChild(this.canvas);
rlm@83	2557 for (var i in this) {
rlm@83	2558 this[i] = removed(i);
rlm@83	2559 }
rlm@83	2560 return true;
rlm@83	2561 };
rlm@83	2562 }
rlm@83	2563
rlm@83	2564 // rest
rlm@83	2565 // WebKit rendering bug workaround method
rlm@83	2566 if ((navigator.vendor == "Apple Computer, Inc.") && (navigator.userAgent.match(/Version\/(.*?)\s/)[1] < 4 \|\| win.navigator.platform.slice(0, 2) == "iP")) {
rlm@83	2567 Paper[proto].safari = function () {
rlm@83	2568 var rect = this.rect(-99, -99, this.width + 99, this.height + 99).attr({stroke: "none"});
rlm@83	2569 win.setTimeout(function () {rect.remove();});
rlm@83	2570 };
rlm@83	2571 } else {
rlm@83	2572 Paper[proto].safari = function () {};
rlm@83	2573 }
rlm@83	2574
rlm@83	2575 // Events
rlm@83	2576 var preventDefault = function () {
rlm@83	2577 this.returnValue = false;
rlm@83	2578 },
rlm@83	2579 preventTouch = function () {
rlm@83	2580 return this.originalEvent.preventDefault();
rlm@83	2581 },
rlm@83	2582 stopPropagation = function () {
rlm@83	2583 this.cancelBubble = true;
rlm@83	2584 },
rlm@83	2585 stopTouch = function () {
rlm@83	2586 return this.originalEvent.stopPropagation();
rlm@83	2587 },
rlm@83	2588 addEvent = (function () {
rlm@83	2589 if (doc.addEventListener) {
rlm@83	2590 return function (obj, type, fn, element) {
rlm@83	2591 var realName = supportsTouch && touchMap[type] ? touchMap[type] : type;
rlm@83	2592 var f = function (e) {
rlm@83	2593 if (supportsTouch && touchMap[has](type)) {
rlm@83	2594 for (var i = 0, ii = e.targetTouches && e.targetTouches.length; i < ii; i++) {
rlm@83	2595 if (e.targetTouches[i].target == obj) {
rlm@83	2596 var olde = e;
rlm@83	2597 e = e.targetTouches[i];
rlm@83	2598 e.originalEvent = olde;
rlm@83	2599 e.preventDefault = preventTouch;
rlm@83	2600 e.stopPropagation = stopTouch;
rlm@83	2601 break;
rlm@83	2602 }
rlm@83	2603 }
rlm@83	2604 }
rlm@83	2605 return fn.call(element, e);
rlm@83	2606 };
rlm@83	2607 obj.addEventListener(realName, f, false);
rlm@83	2608 return function () {
rlm@83	2609 obj.removeEventListener(realName, f, false);
rlm@83	2610 return true;
rlm@83	2611 };
rlm@83	2612 };
rlm@83	2613 } else if (doc.attachEvent) {
rlm@83	2614 return function (obj, type, fn, element) {
rlm@83	2615 var f = function (e) {
rlm@83	2616 e = e \|\| win.event;
rlm@83	2617 e.preventDefault = e.preventDefault \|\| preventDefault;
rlm@83	2618 e.stopPropagation = e.stopPropagation \|\| stopPropagation;
rlm@83	2619 return fn.call(element, e);
rlm@83	2620 };
rlm@83	2621 obj.attachEvent("on" + type, f);
rlm@83	2622 var detacher = function () {
rlm@83	2623 obj.detachEvent("on" + type, f);
rlm@83	2624 return true;
rlm@83	2625 };
rlm@83	2626 return detacher;
rlm@83	2627 };
rlm@83	2628 }
rlm@83	2629 })(),
rlm@83	2630 drag = [],
rlm@83	2631 dragMove = function (e) {
rlm@83	2632 var x = e.clientX,
rlm@83	2633 y = e.clientY,
rlm@83	2634 dragi,
rlm@83	2635 j = drag.length;
rlm@83	2636 while (j--) {
rlm@83	2637 dragi = drag[j];
rlm@83	2638 if (supportsTouch) {
rlm@83	2639 var i = e.touches.length,
rlm@83	2640 touch;
rlm@83	2641 while (i--) {
rlm@83	2642 touch = e.touches[i];
rlm@83	2643 if (touch.identifier == dragi.el._drag.id) {
rlm@83	2644 x = touch.clientX;
rlm@83	2645 y = touch.clientY;
rlm@83	2646 (e.originalEvent ? e.originalEvent : e).preventDefault();
rlm@83	2647 break;
rlm@83	2648 }
rlm@83	2649 }
rlm@83	2650 } else {
rlm@83	2651 e.preventDefault();
rlm@83	2652 }
rlm@83	2653 dragi.move && dragi.move.call(dragi.el, x - dragi.el._drag.x, y - dragi.el._drag.y, x, y);
rlm@83	2654 }
rlm@83	2655 },
rlm@83	2656 dragUp = function () {
rlm@83	2657 R.unmousemove(dragMove).unmouseup(dragUp);
rlm@83	2658 var i = drag.length,
rlm@83	2659 dragi;
rlm@83	2660 while (i--) {
rlm@83	2661 dragi = drag[i];
rlm@83	2662 dragi.el._drag = {};
rlm@83	2663 dragi.end && dragi.end.call(dragi.el);
rlm@83	2664 }
rlm@83	2665 drag = [];
rlm@83	2666 };
rlm@83	2667 for (var i = events[length]; i--;) {
rlm@83	2668 (function (eventName) {
rlm@83	2669 R[eventName] = Element[proto][eventName] = function (fn) {
rlm@83	2670 if (R.is(fn, "function")) {
rlm@83	2671 this.events = this.events \|\| [];
rlm@83	2672 this.events.push({name: eventName, f: fn, unbind: addEvent(this.shape \|\| this.node \|\| doc, eventName, fn, this)});
rlm@83	2673 }
rlm@83	2674 return this;
rlm@83	2675 };
rlm@83	2676 R["un" + eventName] = Element[proto]["un" + eventName] = function (fn) {
rlm@83	2677 var events = this.events,
rlm@83	2678 l = events[length];
rlm@83	2679 while (l--) if (events[l].name == eventName && events[l].f == fn) {
rlm@83	2680 events[l].unbind();
rlm@83	2681 events.splice(l, 1);
rlm@83	2682 !events.length && delete this.events;
rlm@83	2683 return this;
rlm@83	2684 }
rlm@83	2685 return this;
rlm@83	2686 };
rlm@83	2687 })(events[i]);
rlm@83	2688 }
rlm@83	2689 Element[proto].hover = function (f_in, f_out) {
rlm@83	2690 return this.mouseover(f_in).mouseout(f_out);
rlm@83	2691 };
rlm@83	2692 Element[proto].unhover = function (f_in, f_out) {
rlm@83	2693 return this.unmouseover(f_in).unmouseout(f_out);
rlm@83	2694 };
rlm@83	2695 Element[proto].drag = function (onmove, onstart, onend) {
rlm@83	2696 this._drag = {};
rlm@83	2697 this.mousedown(function (e) {
rlm@83	2698 (e.originalEvent \|\| e).preventDefault();
rlm@83	2699 this._drag.x = e.clientX;
rlm@83	2700 this._drag.y = e.clientY;
rlm@83	2701 this._drag.id = e.identifier;
rlm@83	2702 onstart && onstart.call(this, e.clientX, e.clientY);
rlm@83	2703 !drag.length && R.mousemove(dragMove).mouseup(dragUp);
rlm@83	2704 drag.push({el: this, move: onmove, end: onend});
rlm@83	2705 });
rlm@83	2706 return this;
rlm@83	2707 };
rlm@83	2708 Element[proto].undrag = function (onmove, onstart, onend) {
rlm@83	2709 var i = drag.length;
rlm@83	2710 while (i--) {
rlm@83	2711 drag[i].el == this && (drag[i].move == onmove && drag[i].end == onend) && drag.splice(i, 1);
rlm@83	2712 !drag.length && R.unmousemove(dragMove).unmouseup(dragUp);
rlm@83	2713 }
rlm@83	2714 };
rlm@83	2715 Paper[proto].circle = function (x, y, r) {
rlm@83	2716 return theCircle(this, x \|\| 0, y \|\| 0, r \|\| 0);
rlm@83	2717 };
rlm@83	2718 Paper[proto].rect = function (x, y, w, h, r) {
rlm@83	2719 return theRect(this, x \|\| 0, y \|\| 0, w \|\| 0, h \|\| 0, r \|\| 0);
rlm@83	2720 };
rlm@83	2721 Paper[proto].ellipse = function (x, y, rx, ry) {
rlm@83	2722 return theEllipse(this, x \|\| 0, y \|\| 0, rx \|\| 0, ry \|\| 0);
rlm@83	2723 };
rlm@83	2724 Paper[proto].path = function (pathString) {
rlm@83	2725 pathString && !R.is(pathString, string) && !R.is(pathString[0], array) && (pathString += E);
rlm@83	2726 return thePath(R.format[apply](R, arguments), this);
rlm@83	2727 };
rlm@83	2728 Paper[proto].image = function (src, x, y, w, h) {
rlm@83	2729 return theImage(this, src \|\| "about:blank", x \|\| 0, y \|\| 0, w \|\| 0, h \|\| 0);
rlm@83	2730 };
rlm@83	2731 Paper[proto].text = function (x, y, text) {
rlm@83	2732 return theText(this, x \|\| 0, y \|\| 0, text \|\| E);
rlm@83	2733 };
rlm@83	2734 Paper[proto].set = function (itemsArray) {
rlm@83	2735 arguments[length] > 1 && (itemsArray = Array[proto].splice.call(arguments, 0, arguments[length]));
rlm@83	2736 return new Set(itemsArray);
rlm@83	2737 };
rlm@83	2738 Paper[proto].setSize = setSize;
rlm@83	2739 Paper[proto].top = Paper[proto].bottom = null;
rlm@83	2740 Paper[proto].raphael = R;
rlm@83	2741 function x_y() {
rlm@83	2742 return this.x + S + this.y;
rlm@83	2743 }
rlm@83	2744 Element[proto].resetScale = function () {
rlm@83	2745 if (this.removed) {
rlm@83	2746 return this;
rlm@83	2747 }
rlm@83	2748 this._.sx = 1;
rlm@83	2749 this._.sy = 1;
rlm@83	2750 this.attrs.scale = "1 1";
rlm@83	2751 };
rlm@83	2752 Element[proto].scale = function (x, y, cx, cy) {
rlm@83	2753 if (this.removed) {
rlm@83	2754 return this;
rlm@83	2755 }
rlm@83	2756 if (x == null && y == null) {
rlm@83	2757 return {
rlm@83	2758 x: this._.sx,
rlm@83	2759 y: this._.sy,
rlm@83	2760 toString: x_y
rlm@83	2761 };
rlm@83	2762 }
rlm@83	2763 y = y \|\| x;
rlm@83	2764 !+y && (y = x);
rlm@83	2765 var dx,
rlm@83	2766 dy,
rlm@83	2767 dcx,
rlm@83	2768 dcy,
rlm@83	2769 a = this.attrs;
rlm@83	2770 if (x != 0) {
rlm@83	2771 var bb = this.getBBox(),
rlm@83	2772 rcx = bb.x + bb.width / 2,
rlm@83	2773 rcy = bb.y + bb.height / 2,
rlm@83	2774 kx = x / this._.sx,
rlm@83	2775 ky = y / this._.sy;
rlm@83	2776 cx = (+cx \|\| cx == 0) ? cx : rcx;
rlm@83	2777 cy = (+cy \|\| cy == 0) ? cy : rcy;
rlm@83	2778 var dirx = ~~(x / math.abs(x)),
rlm@83	2779 diry = ~~(y / math.abs(y)),
rlm@83	2780 s = this.node.style,
rlm@83	2781 ncx = cx + (rcx - cx) * kx,
rlm@83	2782 ncy = cy + (rcy - cy) * ky;
rlm@83	2783 switch (this.type) {
rlm@83	2784 case "rect":
rlm@83	2785 case "image":
rlm@83	2786 var neww = a.width * dirx * kx,
rlm@83	2787 newh = a.height * diry * ky;
rlm@83	2788 this.attr({
rlm@83	2789 height: newh,
rlm@83	2790 r: a.r * mmin(dirx * kx, diry * ky),
rlm@83	2791 width: neww,
rlm@83	2792 x: ncx - neww / 2,
rlm@83	2793 y: ncy - newh / 2
rlm@83	2794 });
rlm@83	2795 break;
rlm@83	2796 case "circle":
rlm@83	2797 case "ellipse":
rlm@83	2798 this.attr({
rlm@83	2799 rx: a.rx * dirx * kx,
rlm@83	2800 ry: a.ry * diry * ky,
rlm@83	2801 r: a.r * mmin(dirx * kx, diry * ky),
rlm@83	2802 cx: ncx,
rlm@83	2803 cy: ncy
rlm@83	2804 });
rlm@83	2805 break;
rlm@83	2806 case "text":
rlm@83	2807 this.attr({
rlm@83	2808 x: ncx,
rlm@83	2809 y: ncy
rlm@83	2810 });
rlm@83	2811 break;
rlm@83	2812 case "path":
rlm@83	2813 var path = pathToRelative(a.path),
rlm@83	2814 skip = true;
rlm@83	2815 for (var i = 0, ii = path[length]; i < ii; i++) {
rlm@83	2816 var p = path[i],
rlm@83	2817 P0 = upperCase.call(p[0]);
rlm@83	2818 if (P0 == "M" && skip) {
rlm@83	2819 continue;
rlm@83	2820 } else {
rlm@83	2821 skip = false;
rlm@83	2822 }
rlm@83	2823 if (P0 == "A") {
rlm@83	2824 p[path[i][length] - 2] *= kx;
rlm@83	2825 p[path[i][length] - 1] *= ky;
rlm@83	2826 p[1] = dirx kx;
rlm@83	2827 p[2] = diry ky;
rlm@83	2828 p[5] = +!(dirx + diry ? !+p[5] : +p[5]);
rlm@83	2829 } else if (P0 == "H") {
rlm@83	2830 for (var j = 1, jj = p[length]; j < jj; j++) {
rlm@83	2831 p[j] *= kx;
rlm@83	2832 }
rlm@83	2833 } else if (P0 == "V") {
rlm@83	2834 for (j = 1, jj = p[length]; j < jj; j++) {
rlm@83	2835 p[j] *= ky;
rlm@83	2836 }
rlm@83	2837 } else {
rlm@83	2838 for (j = 1, jj = p[length]; j < jj; j++) {
rlm@83	2839 p[j] *= (j % 2) ? kx : ky;
rlm@83	2840 }
rlm@83	2841 }
rlm@83	2842 }
rlm@83	2843 var dim2 = pathDimensions(path);
rlm@83	2844 dx = ncx - dim2.x - dim2.width / 2;
rlm@83	2845 dy = ncy - dim2.y - dim2.height / 2;
rlm@83	2846 path[0][1] += dx;
rlm@83	2847 path[0][2] += dy;
rlm@83	2848 this.attr({path: path});
rlm@83	2849 break;
rlm@83	2850 }
rlm@83	2851 if (this.type in {text: 1, image:1} && (dirx != 1 \|\| diry != 1)) {
rlm@83	2852 if (this.transformations) {
rlm@83	2853 this.transformations[2] = "scale("[concat](dirx, ",", diry, ")");
rlm@83	2854 this.node[setAttribute]("transform", this.transformations[join](S));
rlm@83	2855 dx = (dirx == -1) ? -a.x - (neww \|\| 0) : a.x;
rlm@83	2856 dy = (diry == -1) ? -a.y - (newh \|\| 0) : a.y;
rlm@83	2857 this.attr({x: dx, y: dy});
rlm@83	2858 a.fx = dirx - 1;
rlm@83	2859 a.fy = diry - 1;
rlm@83	2860 } else {
rlm@83	2861 this.node.filterMatrix = ms + ".Matrix(M11="[concat](dirx,
rlm@83	2862 ", M12=0, M21=0, M22=", diry,
rlm@83	2863 ", Dx=0, Dy=0, sizingmethod='auto expand', filtertype='bilinear')");
rlm@83	2864 s.filter = (this.node.filterMatrix \|\| E) + (this.node.filterOpacity \|\| E);
rlm@83	2865 }
rlm@83	2866 } else {
rlm@83	2867 if (this.transformations) {
rlm@83	2868 this.transformations[2] = E;
rlm@83	2869 this.node[setAttribute]("transform", this.transformations[join](S));
rlm@83	2870 a.fx = 0;
rlm@83	2871 a.fy = 0;
rlm@83	2872 } else {
rlm@83	2873 this.node.filterMatrix = E;
rlm@83	2874 s.filter = (this.node.filterMatrix \|\| E) + (this.node.filterOpacity \|\| E);
rlm@83	2875 }
rlm@83	2876 }
rlm@83	2877 a.scale = [x, y, cx, cy][join](S);
rlm@83	2878 this._.sx = x;
rlm@83	2879 this._.sy = y;
rlm@83	2880 }
rlm@83	2881 return this;
rlm@83	2882 };
rlm@83	2883 Element[proto].clone = function () {
rlm@83	2884 if (this.removed) {
rlm@83	2885 return null;
rlm@83	2886 }
rlm@83	2887 var attr = this.attr();
rlm@83	2888 delete attr.scale;
rlm@83	2889 delete attr.translation;
rlm@83	2890 return this.paper[this.type]().attr(attr);
rlm@83	2891 };
rlm@83	2892 var getPointAtSegmentLength = cacher(function (p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, length) {
rlm@83	2893 var len = 0,
rlm@83	2894 old;
rlm@83	2895 for (var i = 0; i < 1.01; i+=.01) {
rlm@83	2896 var dot = findDotAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, i);
rlm@83	2897 i && (len += pow(pow(old.x - dot.x, 2) + pow(old.y - dot.y, 2), .5));
rlm@83	2898 if (len >= length) {
rlm@83	2899 return dot;
rlm@83	2900 }
rlm@83	2901 old = dot;
rlm@83	2902 }
rlm@83	2903 }),
rlm@83	2904 getLengthFactory = function (istotal, subpath) {
rlm@83	2905 return function (path, length, onlystart) {
rlm@83	2906 path = path2curve(path);
rlm@83	2907 var x, y, p, l, sp = "", subpaths = {}, point,
rlm@83	2908 len = 0;
rlm@83	2909 for (var i = 0, ii = path.length; i < ii; i++) {
rlm@83	2910 p = path[i];
rlm@83	2911 if (p[0] == "M") {
rlm@83	2912 x = +p[1];
rlm@83	2913 y = +p[2];
rlm@83	2914 } else {
rlm@83	2915 l = segmentLength(x, y, p[1], p[2], p[3], p[4], p[5], p[6]);
rlm@83	2916 if (len + l > length) {
rlm@83	2917 if (subpath && !subpaths.start) {
rlm@83	2918 point = getPointAtSegmentLength(x, y, p[1], p[2], p[3], p[4], p[5], p[6], length - len);
rlm@83	2919 sp += ["C", point.start.x, point.start.y, point.m.x, point.m.y, point.x, point.y];
rlm@83	2920 if (onlystart) {return sp;}
rlm@83	2921 subpaths.start = sp;
rlm@83	2922 sp = ["M", point.x, point.y + "C", point.n.x, point.n.y, point.end.x, point.end.y, p[5], p[6]][join]();
rlm@83	2923 len += l;
rlm@83	2924 x = +p[5];
rlm@83	2925 y = +p[6];
rlm@83	2926 continue;
rlm@83	2927 }
rlm@83	2928 if (!istotal && !subpath) {
rlm@83	2929 point = getPointAtSegmentLength(x, y, p[1], p[2], p[3], p[4], p[5], p[6], length - len);
rlm@83	2930 return {x: point.x, y: point.y, alpha: point.alpha};
rlm@83	2931 }
rlm@83	2932 }
rlm@83	2933 len += l;
rlm@83	2934 x = +p[5];
rlm@83	2935 y = +p[6];
rlm@83	2936 }
rlm@83	2937 sp += p;
rlm@83	2938 }
rlm@83	2939 subpaths.end = sp;
rlm@83	2940 point = istotal ? len : subpath ? subpaths : R.findDotsAtSegment(x, y, p[1], p[2], p[3], p[4], p[5], p[6], 1);
rlm@83	2941 point.alpha && (point = {x: point.x, y: point.y, alpha: point.alpha});
rlm@83	2942 return point;
rlm@83	2943 };
rlm@83	2944 },
rlm@83	2945 segmentLength = cacher(function (p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y) {
rlm@83	2946 var old = {x: 0, y: 0},
rlm@83	2947 len = 0;
rlm@83	2948 for (var i = 0; i < 1.01; i+=.01) {
rlm@83	2949 var dot = findDotAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, i);
rlm@83	2950 i && (len += pow(pow(old.x - dot.x, 2) + pow(old.y - dot.y, 2), .5));
rlm@83	2951 old = dot;
rlm@83	2952 }
rlm@83	2953 return len;
rlm@83	2954 });
rlm@83	2955 var getTotalLength = getLengthFactory(1),
rlm@83	2956 getPointAtLength = getLengthFactory(),
rlm@83	2957 getSubpathsAtLength = getLengthFactory(0, 1);
rlm@83	2958 Element[proto].getTotalLength = function () {
rlm@83	2959 if (this.type != "path") {return;}
rlm@83	2960 if (this.node.getTotalLength) {
rlm@83	2961 return this.node.getTotalLength();
rlm@83	2962 }
rlm@83	2963 return getTotalLength(this.attrs.path);
rlm@83	2964 };
rlm@83	2965 Element[proto].getPointAtLength = function (length) {
rlm@83	2966 if (this.type != "path") {return;}
rlm@83	2967 if (this.node.getPointAtLength) {
rlm@83	2968 return this.node.getPointAtLength(length);
rlm@83	2969 }
rlm@83	2970 return getPointAtLength(this.attrs.path, length);
rlm@83	2971 };
rlm@83	2972 Element[proto].getSubpath = function (from, to) {
rlm@83	2973 if (this.type != "path") {return;}
rlm@83	2974 if (math.abs(this.getTotalLength() - to) < 1e-6) {
rlm@83	2975 return getSubpathsAtLength(this.attrs.path, from).end;
rlm@83	2976 }
rlm@83	2977 var a = getSubpathsAtLength(this.attrs.path, to, 1);
rlm@83	2978 return from ? getSubpathsAtLength(a, from).end : a;
rlm@83	2979 };
rlm@83	2980
rlm@83	2981 // animation easing formulas
rlm@83	2982 R.easing_formulas = {
rlm@83	2983 linear: function (n) {
rlm@83	2984 return n;
rlm@83	2985 },
rlm@83	2986 "<": function (n) {
rlm@83	2987 return pow(n, 3);
rlm@83	2988 },
rlm@83	2989 ">": function (n) {
rlm@83	2990 return pow(n - 1, 3) + 1;
rlm@83	2991 },
rlm@83	2992 "<>": function (n) {
rlm@83	2993 n = n * 2;
rlm@83	2994 if (n < 1) {
rlm@83	2995 return pow(n, 3) / 2;
rlm@83	2996 }
rlm@83	2997 n -= 2;
rlm@83	2998 return (pow(n, 3) + 2) / 2;
rlm@83	2999 },
rlm@83	3000 backIn: function (n) {
rlm@83	3001 var s = 1.70158;
rlm@83	3002 return n * n * ((s + 1) * n - s);
rlm@83	3003 },
rlm@83	3004 backOut: function (n) {
rlm@83	3005 n = n - 1;
rlm@83	3006 var s = 1.70158;
rlm@83	3007 return n * n * ((s + 1) * n + s) + 1;
rlm@83	3008 },
rlm@83	3009 elastic: function (n) {
rlm@83	3010 if (n == 0 \|\| n == 1) {
rlm@83	3011 return n;
rlm@83	3012 }
rlm@83	3013 var p = .3,
rlm@83	3014 s = p / 4;
rlm@83	3015 return pow(2, -10 * n) * math.sin((n - s) * (2 * math.PI) / p) + 1;
rlm@83	3016 },
rlm@83	3017 bounce: function (n) {
rlm@83	3018 var s = 7.5625,
rlm@83	3019 p = 2.75,
rlm@83	3020 l;
rlm@83	3021 if (n < (1 / p)) {
rlm@83	3022 l = s * n * n;
rlm@83	3023 } else {
rlm@83	3024 if (n < (2 / p)) {
rlm@83	3025 n -= (1.5 / p);
rlm@83	3026 l = s * n * n + .75;
rlm@83	3027 } else {
rlm@83	3028 if (n < (2.5 / p)) {
rlm@83	3029 n -= (2.25 / p);
rlm@83	3030 l = s * n * n + .9375;
rlm@83	3031 } else {
rlm@83	3032 n -= (2.625 / p);
rlm@83	3033 l = s * n * n + .984375;
rlm@83	3034 }
rlm@83	3035 }
rlm@83	3036 }
rlm@83	3037 return l;
rlm@83	3038 }
rlm@83	3039 };
rlm@83	3040
rlm@83	3041 var animationElements = {length : 0},
rlm@83	3042 animation = function () {
rlm@83	3043 var Now = +new Date;
rlm@83	3044 for (var l in animationElements) if (l != "length" && animationElements[has](l)) {
rlm@83	3045 var e = animationElements[l];
rlm@83	3046 if (e.stop \|\| e.el.removed) {
rlm@83	3047 delete animationElements[l];
rlm@83	3048 animationElements[length]--;
rlm@83	3049 continue;
rlm@83	3050 }
rlm@83	3051 var time = Now - e.start,
rlm@83	3052 ms = e.ms,
rlm@83	3053 easing = e.easing,
rlm@83	3054 from = e.from,
rlm@83	3055 diff = e.diff,
rlm@83	3056 to = e.to,
rlm@83	3057 t = e.t,
rlm@83	3058 prev = e.prev \|\| 0,
rlm@83	3059 that = e.el,
rlm@83	3060 callback = e.callback,
rlm@83	3061 set = {},
rlm@83	3062 now;
rlm@83	3063 if (time < ms) {
rlm@83	3064 var pos = R.easing_formulas[easing] ? R.easing_formulas[easing](time / ms) : time / ms;
rlm@83	3065 for (var attr in from) if (from[has](attr)) {
rlm@83	3066 switch (availableAnimAttrs[attr]) {
rlm@83	3067 case "along":
rlm@83	3068 now = pos * ms * diff[attr];
rlm@83	3069 to.back && (now = to.len - now);
rlm@83	3070 var point = getPointAtLength(to[attr], now);
rlm@83	3071 that.translate(diff.sx - diff.x \|\| 0, diff.sy - diff.y \|\| 0);
rlm@83	3072 diff.x = point.x;
rlm@83	3073 diff.y = point.y;
rlm@83	3074 that.translate(point.x - diff.sx, point.y - diff.sy);
rlm@83	3075 to.rot && that.rotate(diff.r + point.alpha, point.x, point.y);
rlm@83	3076 break;
rlm@83	3077 case nu:
rlm@83	3078 now = +from[attr] + pos * ms * diff[attr];
rlm@83	3079 break;
rlm@83	3080 case "colour":
rlm@83	3081 now = "rgb(" + [
rlm@83	3082 upto255(round(from[attr].r + pos * ms * diff[attr].r)),
rlm@83	3083 upto255(round(from[attr].g + pos * ms * diff[attr].g)),
rlm@83	3084 upto255(round(from[attr].b + pos * ms * diff[attr].b))
rlm@83	3085 ][join](",") + ")";
rlm@83	3086 break;
rlm@83	3087 case "path":
rlm@83	3088 now = [];
rlm@83	3089 for (var i = 0, ii = from[attr][length]; i < ii; i++) {
rlm@83	3090 now[i] = [from[attr][i][0]];
rlm@83	3091 for (var j = 1, jj = from[attr][i][length]; j < jj; j++) {
rlm@83	3092 now[i][j] = +from[attr][i][j] + pos * ms * diff[attr][i][j];
rlm@83	3093 }
rlm@83	3094 now[i] = now[i][join](S);
rlm@83	3095 }
rlm@83	3096 now = now[join](S);
rlm@83	3097 break;
rlm@83	3098 case "csv":
rlm@83	3099 switch (attr) {
rlm@83	3100 case "translation":
rlm@83	3101 var x = diff[attr][0] * (time - prev),
rlm@83	3102 y = diff[attr][1] * (time - prev);
rlm@83	3103 t.x += x;
rlm@83	3104 t.y += y;
rlm@83	3105 now = x + S + y;
rlm@83	3106 break;
rlm@83	3107 case "rotation":
rlm@83	3108 now = +from[attr][0] + pos * ms * diff[attr][0];
rlm@83	3109 from[attr][1] && (now += "," + from[attr][1] + "," + from[attr][2]);
rlm@83	3110 break;
rlm@83	3111 case "scale":
rlm@83	3112 now = [+from[attr][0] + pos * ms * diff[attr][0], +from[attr][1] + pos * ms * diff[attr][1], (2 in to[attr] ? to[attr][2] : E), (3 in to[attr] ? to[attr][3] : E)][join](S);
rlm@83	3113 break;
rlm@83	3114 case "clip-rect":
rlm@83	3115 now = [];
rlm@83	3116 i = 4;
rlm@83	3117 while (i--) {
rlm@83	3118 now[i] = +from[attr][i] + pos * ms * diff[attr][i];
rlm@83	3119 }
rlm@83	3120 break;
rlm@83	3121 }
rlm@83	3122 break;
rlm@83	3123 }
rlm@83	3124 set[attr] = now;
rlm@83	3125 }
rlm@83	3126 that.attr(set);
rlm@83	3127 that._run && that._run.call(that);
rlm@83	3128 } else {
rlm@83	3129 if (to.along) {
rlm@83	3130 point = getPointAtLength(to.along, to.len * !to.back);
rlm@83	3131 that.translate(diff.sx - (diff.x \|\| 0) + point.x - diff.sx, diff.sy - (diff.y \|\| 0) + point.y - diff.sy);
rlm@83	3132 to.rot && that.rotate(diff.r + point.alpha, point.x, point.y);
rlm@83	3133 }
rlm@83	3134 (t.x \|\| t.y) && that.translate(-t.x, -t.y);
rlm@83	3135 to.scale && (to.scale += E);
rlm@83	3136 that.attr(to);
rlm@83	3137 delete animationElements[l];
rlm@83	3138 animationElements[length]--;
rlm@83	3139 that.in_animation = null;
rlm@83	3140 R.is(callback, "function") && callback.call(that);
rlm@83	3141 }
rlm@83	3142 e.prev = time;
rlm@83	3143 }
rlm@83	3144 R.svg && that && that.paper && that.paper.safari();
rlm@83	3145 animationElements[length] && win.setTimeout(animation);
rlm@83	3146 },
rlm@83	3147 upto255 = function (color) {
rlm@83	3148 return mmax(mmin(color, 255), 0);
rlm@83	3149 },
rlm@83	3150 translate = function (x, y) {
rlm@83	3151 if (x == null) {
rlm@83	3152 return {x: this._.tx, y: this._.ty, toString: x_y};
rlm@83	3153 }
rlm@83	3154 this._.tx += +x;
rlm@83	3155 this._.ty += +y;
rlm@83	3156 switch (this.type) {
rlm@83	3157 case "circle":
rlm@83	3158 case "ellipse":
rlm@83	3159 this.attr({cx: +x + this.attrs.cx, cy: +y + this.attrs.cy});
rlm@83	3160 break;
rlm@83	3161 case "rect":
rlm@83	3162 case "image":
rlm@83	3163 case "text":
rlm@83	3164 this.attr({x: +x + this.attrs.x, y: +y + this.attrs.y});
rlm@83	3165 break;
rlm@83	3166 case "path":
rlm@83	3167 var path = pathToRelative(this.attrs.path);
rlm@83	3168 path[0][1] += +x;
rlm@83	3169 path[0][2] += +y;
rlm@83	3170 this.attr({path: path});
rlm@83	3171 break;
rlm@83	3172 }
rlm@83	3173 return this;
rlm@83	3174 };
rlm@83	3175 Element[proto].animateWith = function (element, params, ms, easing, callback) {
rlm@83	3176 animationElements[element.id] && (params.start = animationElements[element.id].start);
rlm@83	3177 return this.animate(params, ms, easing, callback);
rlm@83	3178 };
rlm@83	3179 Element[proto].animateAlong = along();
rlm@83	3180 Element[proto].animateAlongBack = along(1);
rlm@83	3181 function along(isBack) {
rlm@83	3182 return function (path, ms, rotate, callback) {
rlm@83	3183 var params = {back: isBack};
rlm@83	3184 R.is(rotate, "function") ? (callback = rotate) : (params.rot = rotate);
rlm@83	3185 path && path.constructor == Element && (path = path.attrs.path);
rlm@83	3186 path && (params.along = path);
rlm@83	3187 return this.animate(params, ms, callback);
rlm@83	3188 };
rlm@83	3189 }
rlm@83	3190 Element[proto].onAnimation = function (f) {
rlm@83	3191 this._run = f \|\| 0;
rlm@83	3192 return this;
rlm@83	3193 };
rlm@83	3194 Element[proto].animate = function (params, ms, easing, callback) {
rlm@83	3195 if (R.is(easing, "function") \|\| !easing) {
rlm@83	3196 callback = easing \|\| null;
rlm@83	3197 }
rlm@83	3198 var from = {},
rlm@83	3199 to = {},
rlm@83	3200 diff = {};
rlm@83	3201 for (var attr in params) if (params[has](attr)) {
rlm@83	3202 if (availableAnimAttrs[has](attr)) {
rlm@83	3203 from[attr] = this.attr(attr);
rlm@83	3204 (from[attr] == null) && (from[attr] = availableAttrs[attr]);
rlm@83	3205 to[attr] = params[attr];
rlm@83	3206 switch (availableAnimAttrs[attr]) {
rlm@83	3207 case "along":
rlm@83	3208 var len = getTotalLength(params[attr]);
rlm@83	3209 var point = getPointAtLength(params[attr], len * !!params.back);
rlm@83	3210 var bb = this.getBBox();
rlm@83	3211 diff[attr] = len / ms;
rlm@83	3212 diff.tx = bb.x;
rlm@83	3213 diff.ty = bb.y;
rlm@83	3214 diff.sx = point.x;
rlm@83	3215 diff.sy = point.y;
rlm@83	3216 to.rot = params.rot;
rlm@83	3217 to.back = params.back;
rlm@83	3218 to.len = len;
rlm@83	3219 params.rot && (diff.r = toFloat(this.rotate()) \|\| 0);
rlm@83	3220 break;
rlm@83	3221 case nu:
rlm@83	3222 diff[attr] = (to[attr] - from[attr]) / ms;
rlm@83	3223 break;
rlm@83	3224 case "colour":
rlm@83	3225 from[attr] = R.getRGB(from[attr]);
rlm@83	3226 var toColour = R.getRGB(to[attr]);
rlm@83	3227 diff[attr] = {
rlm@83	3228 r: (toColour.r - from[attr].r) / ms,
rlm@83	3229 g: (toColour.g - from[attr].g) / ms,
rlm@83	3230 b: (toColour.b - from[attr].b) / ms
rlm@83	3231 };
rlm@83	3232 break;
rlm@83	3233 case "path":
rlm@83	3234 var pathes = path2curve(from[attr], to[attr]);
rlm@83	3235 from[attr] = pathes[0];
rlm@83	3236 var toPath = pathes[1];
rlm@83	3237 diff[attr] = [];
rlm@83	3238 for (var i = 0, ii = from[attr][length]; i < ii; i++) {
rlm@83	3239 diff[attr][i] = [0];
rlm@83	3240 for (var j = 1, jj = from[attr][i][length]; j < jj; j++) {
rlm@83	3241 diff[attr][i][j] = (toPath[i][j] - from[attr][i][j]) / ms;
rlm@83	3242 }
rlm@83	3243 }
rlm@83	3244 break;
rlm@83	3245 case "csv":
rlm@83	3246 var values = Str(params[attr])[split](separator),
rlm@83	3247 from2 = Str(from[attr])[split](separator);
rlm@83	3248 switch (attr) {
rlm@83	3249 case "translation":
rlm@83	3250 from[attr] = [0, 0];
rlm@83	3251 diff[attr] = [values[0] / ms, values[1] / ms];
rlm@83	3252 break;
rlm@83	3253 case "rotation":
rlm@83	3254 from[attr] = (from2[1] == values[1] && from2[2] == values[2]) ? from2 : [0, values[1], values[2]];
rlm@83	3255 diff[attr] = [(values[0] - from[attr][0]) / ms, 0, 0];
rlm@83	3256 break;
rlm@83	3257 case "scale":
rlm@83	3258 params[attr] = values;
rlm@83	3259 from[attr] = Str(from[attr])[split](separator);
rlm@83	3260 diff[attr] = [(values[0] - from[attr][0]) / ms, (values[1] - from[attr][1]) / ms, 0, 0];
rlm@83	3261 break;
rlm@83	3262 case "clip-rect":
rlm@83	3263 from[attr] = Str(from[attr])[split](separator);
rlm@83	3264 diff[attr] = [];
rlm@83	3265 i = 4;
rlm@83	3266 while (i--) {
rlm@83	3267 diff[attr][i] = (values[i] - from[attr][i]) / ms;
rlm@83	3268 }
rlm@83	3269 break;
rlm@83	3270 }
rlm@83	3271 to[attr] = values;
rlm@83	3272 }
rlm@83	3273 }
rlm@83	3274 }
rlm@83	3275 this.stop();
rlm@83	3276 this.in_animation = 1;
rlm@83	3277 animationElements[this.id] = {
rlm@83	3278 start: params.start \|\| +new Date,
rlm@83	3279 ms: ms,
rlm@83	3280 easing: easing,
rlm@83	3281 from: from,
rlm@83	3282 diff: diff,
rlm@83	3283 to: to,
rlm@83	3284 el: this,
rlm@83	3285 callback: callback,
rlm@83	3286 t: {x: 0, y: 0}
rlm@83	3287 };
rlm@83	3288 ++animationElements[length] == 1 && animation();
rlm@83	3289 return this;
rlm@83	3290 };
rlm@83	3291 Element[proto].stop = function () {
rlm@83	3292 animationElements[this.id] && animationElements[length]--;
rlm@83	3293 delete animationElements[this.id];
rlm@83	3294 return this;
rlm@83	3295 };
rlm@83	3296 Element[proto].translate = function (x, y) {
rlm@83	3297 return this.attr({translation: x + " " + y});
rlm@83	3298 };
rlm@83	3299 Element[proto][toString] = function () {
rlm@83	3300 return "Rapha\xebl\u2019s object";
rlm@83	3301 };
rlm@83	3302 R.ae = animationElements;
rlm@83	3303
rlm@83	3304 // Set
rlm@83	3305 var Set = function (items) {
rlm@83	3306 this.items = [];
rlm@83	3307 this[length] = 0;
rlm@83	3308 this.type = "set";
rlm@83	3309 if (items) {
rlm@83	3310 for (var i = 0, ii = items[length]; i < ii; i++) {
rlm@83	3311 if (items[i] && (items[i].constructor == Element \|\| items[i].constructor == Set)) {
rlm@83	3312 this[this.items[length]] = this.items[this.items[length]] = items[i];
rlm@83	3313 this[length]++;
rlm@83	3314 }
rlm@83	3315 }
rlm@83	3316 }
rlm@83	3317 };
rlm@83	3318 Set[proto][push] = function () {
rlm@83	3319 var item,
rlm@83	3320 len;
rlm@83	3321 for (var i = 0, ii = arguments[length]; i < ii; i++) {
rlm@83	3322 item = arguments[i];
rlm@83	3323 if (item && (item.constructor == Element \|\| item.constructor == Set)) {
rlm@83	3324 len = this.items[length];
rlm@83	3325 this[len] = this.items[len] = item;
rlm@83	3326 this[length]++;
rlm@83	3327 }
rlm@83	3328 }
rlm@83	3329 return this;
rlm@83	3330 };
rlm@83	3331 Set[proto].pop = function () {
rlm@83	3332 delete this[this[length]--];
rlm@83	3333 return this.items.pop();
rlm@83	3334 };
rlm@83	3335 for (var method in Element[proto]) if (Element[proto][has](method)) {
rlm@83	3336 Set[proto][method] = (function (methodname) {
rlm@83	3337 return function () {
rlm@83	3338 for (var i = 0, ii = this.items[length]; i < ii; i++) {
rlm@83	3339 this.items[i][methodname][apply](this.items[i], arguments);
rlm@83	3340 }
rlm@83	3341 return this;
rlm@83	3342 };
rlm@83	3343 })(method);
rlm@83	3344 }
rlm@83	3345 Set[proto].attr = function (name, value) {
rlm@83	3346 if (name && R.is(name, array) && R.is(name[0], "object")) {
rlm@83	3347 for (var j = 0, jj = name[length]; j < jj; j++) {
rlm@83	3348 this.items[j].attr(name[j]);
rlm@83	3349 }
rlm@83	3350 } else {
rlm@83	3351 for (var i = 0, ii = this.items[length]; i < ii; i++) {
rlm@83	3352 this.items[i].attr(name, value);
rlm@83	3353 }
rlm@83	3354 }
rlm@83	3355 return this;
rlm@83	3356 };
rlm@83	3357 Set[proto].animate = function (params, ms, easing, callback) {
rlm@83	3358 (R.is(easing, "function") \|\| !easing) && (callback = easing \|\| null);
rlm@83	3359 var len = this.items[length],
rlm@83	3360 i = len,
rlm@83	3361 item,
rlm@83	3362 set = this,
rlm@83	3363 collector;
rlm@83	3364 callback && (collector = function () {
rlm@83	3365 !--len && callback.call(set);
rlm@83	3366 });
rlm@83	3367 easing = R.is(easing, string) ? easing : collector;
rlm@83	3368 item = this.items[--i].animate(params, ms, easing, collector);
rlm@83	3369 while (i--) {
rlm@83	3370 this.items[i].animateWith(item, params, ms, easing, collector);
rlm@83	3371 }
rlm@83	3372 return this;
rlm@83	3373 };
rlm@83	3374 Set[proto].insertAfter = function (el) {
rlm@83	3375 var i = this.items[length];
rlm@83	3376 while (i--) {
rlm@83	3377 this.items[i].insertAfter(el);
rlm@83	3378 }
rlm@83	3379 return this;
rlm@83	3380 };
rlm@83	3381 Set[proto].getBBox = function () {
rlm@83	3382 var x = [],
rlm@83	3383 y = [],
rlm@83	3384 w = [],
rlm@83	3385 h = [];
rlm@83	3386 for (var i = this.items[length]; i--;) {
rlm@83	3387 var box = this.items[i].getBBox();
rlm@83	3388 x[push](box.x);
rlm@83	3389 y[push](box.y);
rlm@83	3390 w[push](box.x + box.width);
rlm@83	3391 h[push](box.y + box.height);
rlm@83	3392 }
rlm@83	3393 x = mmin[apply](0, x);
rlm@83	3394 y = mmin[apply](0, y);
rlm@83	3395 return {
rlm@83	3396 x: x,
rlm@83	3397 y: y,
rlm@83	3398 width: mmax[apply](0, w) - x,
rlm@83	3399 height: mmax[apply](0, h) - y
rlm@83	3400 };
rlm@83	3401 };
rlm@83	3402 Set[proto].clone = function (s) {
rlm@83	3403 s = new Set;
rlm@83	3404 for (var i = 0, ii = this.items[length]; i < ii; i++) {
rlm@83	3405 s[push](this.items[i].clone());
rlm@83	3406 }
rlm@83	3407 return s;
rlm@83	3408 };
rlm@83	3409
rlm@83	3410 R.registerFont = function (font) {
rlm@83	3411 if (!font.face) {
rlm@83	3412 return font;
rlm@83	3413 }
rlm@83	3414 this.fonts = this.fonts \|\| {};
rlm@83	3415 var fontcopy = {
rlm@83	3416 w: font.w,
rlm@83	3417 face: {},
rlm@83	3418 glyphs: {}
rlm@83	3419 },
rlm@83	3420 family = font.face["font-family"];
rlm@83	3421 for (var prop in font.face) if (font.face[has](prop)) {
rlm@83	3422 fontcopy.face[prop] = font.face[prop];
rlm@83	3423 }
rlm@83	3424 if (this.fonts[family]) {
rlm@83	3425 this.fonts[family][push](fontcopy);
rlm@83	3426 } else {
rlm@83	3427 this.fonts[family] = [fontcopy];
rlm@83	3428 }
rlm@83	3429 if (!font.svg) {
rlm@83	3430 fontcopy.face["units-per-em"] = toInt(font.face["units-per-em"], 10);
rlm@83	3431 for (var glyph in font.glyphs) if (font.glyphs[has](glyph)) {
rlm@83	3432 var path = font.glyphs[glyph];
rlm@83	3433 fontcopy.glyphs[glyph] = {
rlm@83	3434 w: path.w,
rlm@83	3435 k: {},
rlm@83	3436 d: path.d && "M" + path.d[rp](/[mlcxtrv]/g, function (command) {
rlm@83	3437 return {l: "L", c: "C", x: "z", t: "m", r: "l", v: "c"}[command] \|\| "M";
rlm@83	3438 }) + "z"
rlm@83	3439 };
rlm@83	3440 if (path.k) {
rlm@83	3441 for (var k in path.k) if (path[has](k)) {
rlm@83	3442 fontcopy.glyphs[glyph].k[k] = path.k[k];
rlm@83	3443 }
rlm@83	3444 }
rlm@83	3445 }
rlm@83	3446 }
rlm@83	3447 return font;
rlm@83	3448 };
rlm@83	3449 Paper[proto].getFont = function (family, weight, style, stretch) {
rlm@83	3450 stretch = stretch \|\| "normal";
rlm@83	3451 style = style \|\| "normal";
rlm@83	3452 weight = +weight \|\| {normal: 400, bold: 700, lighter: 300, bolder: 800}[weight] \|\| 400;
rlm@83	3453 if (!R.fonts) {
rlm@83	3454 return;
rlm@83	3455 }
rlm@83	3456 var font = R.fonts[family];
rlm@83	3457 if (!font) {
rlm@83	3458 var name = new RegExp("(^\|\\s)" + family[rp](/[^\w\d\s+!~.:_-]/g, E) + "(\\s\|$)", "i");
rlm@83	3459 for (var fontName in R.fonts) if (R.fonts[has](fontName)) {
rlm@83	3460 if (name.test(fontName)) {
rlm@83	3461 font = R.fonts[fontName];
rlm@83	3462 break;
rlm@83	3463 }
rlm@83	3464 }
rlm@83	3465 }
rlm@83	3466 var thefont;
rlm@83	3467 if (font) {
rlm@83	3468 for (var i = 0, ii = font[length]; i < ii; i++) {
rlm@83	3469 thefont = font[i];
rlm@83	3470 if (thefont.face["font-weight"] == weight && (thefont.face["font-style"] == style \|\| !thefont.face["font-style"]) && thefont.face["font-stretch"] == stretch) {
rlm@83	3471 break;
rlm@83	3472 }
rlm@83	3473 }
rlm@83	3474 }
rlm@83	3475 return thefont;
rlm@83	3476 };
rlm@83	3477 Paper[proto].print = function (x, y, string, font, size, origin) {
rlm@83	3478 origin = origin \|\| "middle"; // baseline\|middle
rlm@83	3479 var out = this.set(),
rlm@83	3480 letters = Str(string)[split](E),
rlm@83	3481 shift = 0,
rlm@83	3482 path = E,
rlm@83	3483 scale;
rlm@83	3484 R.is(font, string) && (font = this.getFont(font));
rlm@83	3485 if (font) {
rlm@83	3486 scale = (size \|\| 16) / font.face["units-per-em"];
rlm@83	3487 var bb = font.face.bbox.split(separator),
rlm@83	3488 top = +bb[0],
rlm@83	3489 height = +bb[1] + (origin == "baseline" ? bb[3] - bb[1] + (+font.face.descent) : (bb[3] - bb[1]) / 2);
rlm@83	3490 for (var i = 0, ii = letters[length]; i < ii; i++) {
rlm@83	3491 var prev = i && font.glyphs[letters[i - 1]] \|\| {},
rlm@83	3492 curr = font.glyphs[letters[i]];
rlm@83	3493 shift += i ? (prev.w \|\| font.w) + (prev.k && prev.k[letters[i]] \|\| 0) : 0;
rlm@83	3494 curr && curr.d && out[push](this.path(curr.d).attr({fill: "#000", stroke: "none", translation: [shift, 0]}));
rlm@83	3495 }
rlm@83	3496 out.scale(scale, scale, top, height).translate(x - top, y - height);
rlm@83	3497 }
rlm@83	3498 return out;
rlm@83	3499 };
rlm@83	3500
rlm@83	3501 var formatrg = /\{(\d+)\}/g;
rlm@83	3502 R.format = function (token, params) {
rlm@83	3503 var args = R.is(params, array) ? [0][concat](params) : arguments;
rlm@83	3504 token && R.is(token, string) && args[length] - 1 && (token = token[rp](formatrg, function (str, i) {
rlm@83	3505 return args[++i] == null ? E : args[i];
rlm@83	3506 }));
rlm@83	3507 return token \|\| E;
rlm@83	3508 };
rlm@83	3509 R.ninja = function () {
rlm@83	3510 oldRaphael.was ? (Raphael = oldRaphael.is) : delete Raphael;
rlm@83	3511 return R;
rlm@83	3512 };
rlm@83	3513 R.el = Element[proto];
rlm@83	3514 return R;
rlm@83	3515 })();