Add pattern support and rewrite dashed lines support. Move closer to VML implementation.
[raphael] / raphael.js
1 /*
2  * Raphael 0.5.10 - JavaScript Vector Library
3  *
4  * Copyright (c) 2008 Dmitry Baranovskiy (raphaeljs.com)
5  * Licensed under the MIT (http://www.opensource.org/licenses/mit-license.php) license.
6  */
7 var Raphael = (function (type) {
8         var r = function () {
9             return r._create.apply(r, arguments);
10         };
11         r.version = "0.5.10";
12         r.type = type;
13         var C = {};
14         function Matrix(m11, m12, m21, m22, dx, dy) {
15             this.m = [
16                 [m11 || 1, m12 || 0, 0],
17                 [m21 || 0, m22 || 1, 0],
18                 [dx || 0, dy || 0, 1]
19             ];
20         }
21
22         C._getX = C._getY = C._getW = C._getH = function (x) { return x; };
23
24         if (type == "VML") {
25             Matrix.prototype.toString = function () {
26                 return "progid:DXImageTransform.Microsoft.Matrix(M11=" + this.m[0][0] +
27                     ", M12=" + this.m[1][0] + ", M21=" + this.m[0][1] + ", M22=" + this.m[1][1] +
28                     ", Dx=" + this.m[2][0] + ", Dy=" + this.m[2][1] + ", sizingmethod='auto expand', filtertype='bilinear')";
29             };
30             var thePath = function (params, pathString, VML) {
31                 var g = document.createElement("rvml:group"), gl = g.style;
32                 gl.position = "absolute";
33                 gl.left = 0;
34                 gl.top = 0;
35                 gl.width = VML.width + "px";
36                 gl.height = VML.height + "px";
37                 var el = document.createElement("rvml:shape"), ol = el.style;
38                 ol.width = VML.width + "px";
39                 ol.height = VML.height + "px";
40                 el.path = "";
41                 if (params["class"]) {
42                     el.className = params["class"];
43                 }
44                 el.coordsize = this.coordsize;
45                 el.coordorigin = this.coordorigin;
46                 g.appendChild(el);
47                 VML.canvas.appendChild(g);
48                 var p = new Element(el, g, VML);
49                 setFillAndStroke(p, params);
50                 if (params.gradient) {
51                     addGrdientFill(p, params.gradient);
52                 }
53                 p.isAbsolute = true;
54                 p.type = "path";
55                 p.path = [];
56                 p.last = {x: 0, y: 0, bx: 0, by: 0, isAbsolute: true};
57                 p.Path = "";
58                 p.absolutely = function () {
59                     this.isAbsolute = true;
60                     return this;
61                 };
62                 p.relatively = function () {
63                     this.isAbsolute = false;
64                     return this;
65                 };
66                 p.redraw = function () {
67                     this.Path = "";
68                     var oldPath = this.path;
69                     this.path = [];
70                     for (var i = 0, ii = oldPath.length; i < ii; i++) {
71                         if (oldPath[i].type != "end") {
72                             this[oldPath[i].type + "To"].apply(this, oldPath[i].arg);
73                         } else {
74                             this.andClose();
75                         }
76                     }
77                     return this;
78                 };
79                 p.moveTo = function (x, y) {
80                     var d = this.isAbsolute?"m":"t";
81                     var _getX = this.isAbsolute ? VML._getX : VML._getW;
82                     var _getY = this.isAbsolute ? VML._getY : VML._getH;
83                     d += Math.round(_getX(parseFloat(x, 10))) + " " + Math.round(_getY(parseFloat(y, 10)));
84                     this[0].path = this.Path += d;
85                     this.last.x = (this.isAbsolute ? 0 : this.last.x) + _getX(parseFloat(x, 10));
86                     this.last.y = (this.isAbsolute ? 0 : this.last.y) + _getY(parseFloat(y, 10));
87                     this.last.isAbsolute = this.isAbsolute;
88                     this.path.push({type: "move", arg: [].slice.call(arguments, 0), pos: this.isAbsolute});
89                     return this;
90                 };
91                 p.lineTo = function (x, y) {
92                     var d = this.isAbsolute?"l":"r";
93                     var _getX = this.isAbsolute ? VML._getX : VML._getW;
94                     var _getY = this.isAbsolute ? VML._getY : VML._getH;
95                     d += Math.round(_getX(parseFloat(x, 10))) + " " + Math.round(_getY(parseFloat(y, 10)));
96                     this[0].path = this.Path += d;
97                     this.last.x = (this.isAbsolute ? 0 : this.last.x) + _getX(parseFloat(x, 10));
98                     this.last.y = (this.isAbsolute ? 0 : this.last.y) + _getY(parseFloat(y, 10));
99                     this.last.isAbsolute = this.isAbsolute;
100                     this.path.push({type: "line", arg: [].slice.call(arguments, 0), pos: this.isAbsolute});
101                     return this;
102                 };
103                 p.arcTo = function (rx, ry, large_arc_flag, sweep_flag, x2, y2) {
104                     // for more information of where this math came from visit:
105                     // http://www.w3.org/TR/SVG11/implnote.html#ArcImplementationNotes
106                     x2 = (this.isAbsolute ? 0 : this.last.x) + x2;
107                     y2 = (this.isAbsolute ? 0 : this.last.y) + y2;
108                     var x1 = this.last.x,
109                         y1 = this.last.y,
110                         x = (x1 - x2) / 2,
111                         y = (y1 - y2) / 2,
112                         k = (large_arc_flag == sweep_flag ? -1 : 1) *
113                             Math.sqrt((rx * rx * ry * ry - rx * rx * y * y - ry * ry * x * x) / (rx * rx * y * y + ry * ry * x * x)),
114                         cx = k * rx * y / ry + (x1 + x2) / 2,
115                         cy = k * -ry * x / rx + (y1 + y2) / 2,
116                         d = sweep_flag ? (this.isAbsolute?"wa":"wr") : (this.isAbsolute?"at":"ar"),
117                         _getX = this.isAbsolute ? VML._getX : VML._getW,
118                         _getY = this.isAbsolute ? VML._getY : VML._getH,
119                         left = Math.round(cx - rx),
120                         top = Math.round(cy - ry);
121                     d += [left, top, Math.round(left + rx * 2), Math.round(top + ry * 2), Math.round(x1), Math.round(y1), Math.round(_getX(parseFloat(x2, 10))), Math.round(_getX(parseFloat(y2, 10)))].join(", ");
122                     this[0].path = this.Path += d;
123                     this.last.x = (this.isAbsolute ? 0 : this.last.x) + _getX(parseFloat(x2, 10));
124                     this.last.y = (this.isAbsolute ? 0 : this.last.y) + _getY(parseFloat(y2, 10));
125                     this.last.isAbsolute = this.isAbsolute;
126                     this.path.push({type: "arc", arg: [].slice.call(arguments, 0), pos: this.isAbsolute});
127                     return this;
128                 };
129                 p.cplineTo = function (x1, y1, w1) {
130                     if (!w1) {
131                         return this.lineTo(x1, y1);
132                     } else {
133                         var p = {};
134                         p._getX = this.isAbsolute ? VML._getX : VML._getW;
135                         p._getY = this.isAbsolute ? VML._getY : VML._getH;
136                         var x = Math.round(p._getX(Math.round(parseFloat(x1, 10) * 100) / 100));
137                         var y = Math.round(p._getY(Math.round(parseFloat(y1, 10) * 100) / 100));
138                         var w = Math.round(VML._getW(Math.round(parseFloat(w1, 10) * 100) / 100));
139                         var d = this.isAbsolute?"c":"v";
140                         var attr = [Math.round(this.last.x) + w, Math.round(this.last.y), x - w, y, x, y];
141                         d += attr.join(" ") + " ";
142                         this.last.x = (this.isAbsolute ? 0 : this.last.x) + attr[4];
143                         this.last.y = (this.isAbsolute ? 0 : this.last.y) + attr[5];
144                         this.last.bx = attr[2];
145                         this.last.by = attr[3];
146                         this[0].path = this.Path += d;
147                         this.path.push({type: "cpline", arg: [].slice.call(arguments, 0), pos: this.isAbsolute});
148                         return this;
149                     }
150                 };
151                 p.curveTo = function () {
152                     var d = this.isAbsolute?"c":"v";
153                     var _getX = this.isAbsolute ? VML._getX : VML._getW;
154                     var _getY = this.isAbsolute ? VML._getY : VML._getH;
155                     if (arguments.length == 6) {
156                         this.last.bx = (this.isAbsolute ? 0 : this.last.x) + _getX(parseFloat(arguments[2], 10));
157                         this.last.by = (this.isAbsolute ? 0 : this.last.y) + _getY(parseFloat(arguments[3], 10));
158                         this.last.x = (this.isAbsolute ? 0 : this.last.x) + _getX(parseFloat(arguments[4], 10));
159                         this.last.y = (this.isAbsolute ? 0 : this.last.y) + _getY(parseFloat(arguments[5], 10));
160                         d += Math.round(_getX(parseFloat(arguments[0], 10))) + " " +
161                              Math.round(_getY(parseFloat(arguments[1], 10))) + " " +
162                              Math.round(_getX(parseFloat(arguments[2], 10))) + " " +
163                              Math.round(_getY(parseFloat(arguments[3], 10))) + " " +
164                              Math.round(_getX(parseFloat(arguments[4], 10))) + " " +
165                              Math.round(_getY(parseFloat(arguments[5], 10))) + " ";
166                         this.last.isAbsolute = this.isAbsolute;
167                     }
168                     if (arguments.length == 4) {
169                         var bx = this.last.x * 2 - this.last.bx;
170                         var by = this.last.y * 2 - this.last.by;
171                         this.last.bx = (this.isAbsolute ? 0 : this.last.x) + _getX(parseFloat(arguments[0], 10));
172                         this.last.by = (this.isAbsolute ? 0 : this.last.y) + _getY(parseFloat(arguments[1], 10));
173                         this.last.x = (this.isAbsolute ? 0 : this.last.x) + _getX(parseFloat(arguments[2], 10));
174                         this.last.y = (this.isAbsolute ? 0 : this.last.y) + _getY(parseFloat(arguments[3], 10));
175                         d += [Math.round(bx), Math.round(by),
176                              Math.round(_getX(parseFloat(arguments[0], 10))),
177                              Math.round(_getY(parseFloat(arguments[1], 10))),
178                              Math.round(_getX(parseFloat(arguments[2], 10))),
179                              Math.round(_getY(parseFloat(arguments[3], 10)))].join(" ");
180                     }
181                     this[0].path = this.Path += d;
182                     this.path.push({type: "curve", arg: [].slice.call(arguments, 0), pos: this.isAbsolute});
183                     return this;
184                 };
185                 p.addRoundedCorner = function (r, dir) {
186                     var R = .5522 * r, rollback = this.isAbsolute, o = this;
187                     if (rollback) {
188                         this.relatively();
189                         rollback = function () {
190                             o.absolutely();
191                         };
192                     } else {
193                         rollback = function () {};
194                     }
195                     var actions = {
196                         l: function () {
197                             return {
198                                 u: function () {
199                                     o.curveTo(-R, 0, -r, -(r - R), -r, -r);
200                                 },
201                                 d: function () {
202                                     o.curveTo(-R, 0, -r, r - R, -r, r);
203                                 }
204                             };
205                         },
206                         r: function () {
207                             return {
208                                 u: function () {
209                                     o.curveTo(R, 0, r, -(r - R), r, -r);
210                                 },
211                                 d: function () {
212                                     o.curveTo(R, 0, r, r - R, r, r);
213                                 }
214                             };
215                         },
216                         u: function () {
217                             return {
218                                 r: function () {
219                                     o.curveTo(0, -R, -(R - r), -r, r, -r);
220                                 },
221                                 l: function () {
222                                     o.curveTo(0, -R, R - r, -r, -r, -r);
223                                 }
224                             };
225                         },
226                         d: function () {
227                             return {
228                                 r: function () {
229                                     o.curveTo(0, R, -(R - r), r, r, r);
230                                 },
231                                 l: function () {
232                                     o.curveTo(0, R, R - r, r, -r, r);
233                                 }
234                             };
235                         }
236                     };
237                     actions[dir.charAt(0)]()[dir.charAt(1)]();
238                     rollback();
239                     return o;
240                 };
241                 p.andClose = function () {
242                     this[0].path = (this.Path += "x e");
243                     return this;
244                 };
245                 if (typeof pathString == "string") {
246                     p.absolutely();
247                     C.pathfinder(p, pathString);
248                 }
249                 return p;
250             };
251             var setFillAndStroke = function (o, params) {
252                 var s = o[0].style;
253                 o.attrs = o.attrs || {};
254                 for (var par in params) {
255                     o.attrs[par] = params[par];
256                 }
257                 params["font-family"] && (s.fontFamily = params["font-family"]);
258                 params["font-size"] && (s.fontSize = params["font-size"]);
259                 params["font"] && (s.font = params["font"]);
260                 params["font-weight"] && (s.fontWeight = params["font-weight"]);
261                 if (typeof params.opacity != "undefined" || typeof params["stroke-width"] != "undefined" || typeof params.fill != "undefined" || typeof params.stroke != "undefined") {
262                     o = o.shape || o[0];
263                     var fill = (o.getElementsByTagName("fill") && o.getElementsByTagName("fill")[0]) || document.createElement("rvml:fill");
264                     if ("fill-opacity" in params || "opacity" in params) {
265                         fill.opacity = ((params["fill-opacity"] + 1 || 2) - 1) * ((params.opacity + 1 || 2) - 1);
266                     }
267                     if (params.fill) {
268                         fill.on = true;
269                     }
270                     if (fill.on == undefined || params.fill == "none") {
271                         fill.on = false;
272                     }
273                     if (fill.on && params.fill) {
274                         var isURL = params.fill.match(/^url\(([^\)]+)\)$/i);
275                         if (isURL) {
276                             fill.src = isURL[1];
277                             fill.type = "tile";
278                         } else {
279                             fill.color = params.fill;
280                             fill.src = "";
281                             fill.type = "solid";
282                         }
283                     }
284                     o.appendChild(fill);
285                     var stroke = (o.getElementsByTagName("stroke") && o.getElementsByTagName("stroke")[0]) || document.createElement("rvml:stroke");
286                     if ((params.stroke && params.stroke != "none") || params["stroke-width"] || params["stroke-opacity"] || params["stroke-dasharray"]) {
287                         stroke.on = true;
288                     }
289                     if (params.stroke == "none" || typeof stroke.on == "undefined") {
290                         stroke.on = false;
291                     }
292                     if (stroke.on && params.stroke) {
293                         stroke.color = params.stroke;
294                     }
295                     stroke.opacity = ((params["stroke-opacity"] + 1 || 2) - 1) * ((params.opacity + 1 || 2) - 1);
296                     params["stroke-linejoin"] && (stroke.joinstyle = params["stroke-linejoin"] || "miter");
297                     stroke.miterlimit = params["stroke-miterlimit"] || 8;
298                     params["stroke-linecap"] && (stroke.endcap = {butt: "flat", square: "square", round: "round"}[params["stroke-linecap"]] || "miter");
299                     params["stroke-width"] && (stroke.weight = (parseFloat(params["stroke-width"], 10) || 1) * 12 / 16);
300                     if (params["stroke-dasharray"]) {
301                         var dasharray = {
302                             "-": "shortdash",
303                             ".": "shortdot",
304                             "-.": "shortdashdot",
305                             "-..": "shortdashdotdot",
306                             ". ": "dot",
307                             "- ": "dash",
308                             "--": "longdash",
309                             "- .": "dashdot",
310                             "--.": "longdashdot",
311                             "--..": "longdashdotdot"
312                         };
313                         stroke.dashstyle = dasharray[params["stroke-dasharray"]] || "";
314                     }
315                     o.appendChild(stroke);
316                 }
317             };
318             var addGrdientFill = function (o, gradient) {
319                 o.attrs = o.attrs || {};
320                 o.attrs.gradient = gradient;
321                 o = o.shape || o[0];
322                 var fill = o.getElementsByTagName("fill");
323                 if (fill.length) {
324                     fill = fill[0];
325                 } else {
326                     fill = document.createElement("rvml:fill");
327                 }
328                 if (gradient.dots.length) {
329                     fill.on = true;
330                     fill.method = "none";
331                     fill.type = (gradient.type.toLowerCase() == "linear") ? "gradient" : "gradientTitle";
332                     if (typeof gradient.dots[0].color != "undefined") {
333                         fill.color = gradient.dots[0].color || "#000";
334                     }
335                     if (typeof gradient.dots[gradient.dots.length - 1].color != "undefined") {
336                         fill.color2 = gradient.dots[gradient.dots.length - 1].color || "#000";
337                     }
338                     var colors = [];
339                     for (var i = 0, ii = gradient.dots.length; i < ii; i++) {
340                         if (gradient.dots[i].offset) {
341                             colors.push(gradient.dots[i].offset + " " + gradient.dots[i].color);
342                         }
343                     };
344                     var fillOpacity = gradient.dots[0].opacity || 1;
345                     var fillOpacity2 = gradient.dots[gradient.dots.length - 1].opacity || 1;
346                     if (colors) {
347                         fill.colors.value = colors.join(",");
348                         fillOpacity2 += fillOpacity;
349                         fillOpacity = fillOpacity2 - fillOpacity;
350                         fillOpacity2 -= fillOpacity;
351                     }
352                     fill.setAttribute("opacity", fillOpacity);
353                     fill.setAttribute("opacity2", fillOpacity2);
354                     if (gradient.vector) {
355                         var angle = Math.round(Math.atan((parseFloat(gradient.vector[3], 10) - parseFloat(gradient.vector[1], 10)) / (parseFloat(gradient.vector[2], 10) - parseFloat(gradient.vector[0], 10))) * 57.29) || 0;
356                         fill.angle = 270 - angle;
357                     }
358                     if (gradient.type.toLowerCase() == "radial") {
359                         fill.focus = "100%";
360                         fill.focusposition = "0.5 0.5";
361                     }
362                 }
363             };
364             var Element = function (node, group, vml) {
365                 var Rotation = 0,
366                     RotX = 0,
367                     RotY = 0,
368                     Scale = 1;
369                 this[0] = node;
370                 this.node = node;
371                 this.X = 0;
372                 this.Y = 0;
373                 this.attrs = {};
374                 this.Group = group;
375                 this.vml = vml;
376                 this.rotate = function (deg) {
377                     if (deg == undefined) {
378                         return Rotation;
379                     }
380                     Rotation += deg;
381                     this.Group.style.rotation = Rotation;
382                     return this;
383                 };
384             };
385             Element.prototype.setBox = function (params) {
386                 var gs = this.Group.style,
387                     os = this[0].style;
388                 for (var i in params) {
389                     this.attrs[i] = params[i];
390                 }
391                 var attr = this.attrs, x, y, w, h;
392                 switch (this.type) {
393                     case "circle": 
394                         x = attr.cx - attr.r;
395                         y = attr.cy - attr.r;
396                         w = h = attr.r * 2;
397                         break;
398                     case "ellipse":
399                         x = attr.cx - attr.rx;
400                         y = attr.cy - attr.ry;
401                         w = attr.rx * 2;
402                         h = attr.ry * 2;
403                         break;
404                     case "rect":
405                     case "image":
406                         x = attr.x;
407                         y = attr.y;
408                         w = attr.w;
409                         h = attr.h;
410                         break;
411                     case "text":
412                         this.textpath.v = ["m", Math.round(attr.x), ", ", Math.round(attr.y - 2), "l", Math.round(attr.x) + 1, ", ", Math.round(attr.y - 2)].join("");
413                         return;
414                     default:
415                         return;
416                 }
417                 var left = this.vml.width / 2 - w / 2,
418                     top = this.vml.height / 2 - h / 2;
419                 gs.position = "absolute";
420                 gs.left = x - left + "px";
421                 gs.top = y - top + "px";
422                 this.X = x - left;
423                 this.Y = y - top;
424                 this.W = w;
425                 this.H = h;
426                 gs.width = this.vml.width + "px";
427                 gs.height = this.vml.height + "px";
428                 os.position = "absolute";
429                 os.top = top + "px";
430                 os.left = left + "px";
431                 os.width = w + "px";
432                 os.height = h + "px";
433             };
434             Element.prototype.hide = function () {
435                 this.Group.style.display = "none";
436                 return this;
437             };
438             Element.prototype.show = function () {
439                 this.Group.style.display = "block";
440                 return this;
441             };
442             Element.prototype.translate = function (x, y) {
443                 if (x == undefined && y == undefined) {
444                     return {x: this.X, y: this.Y};
445                 }
446                 this.X += x;
447                 this.Y += y;
448                 this.Group.style.left = this.X + "px";
449                 this.Group.style.top = this.Y + "px";
450                 return this;
451             };
452             // depricated
453             Element.prototype.matrix = function (xx, xy, yx, yy, dx, dy) {
454                 tMatrix = new Matrix(xx, xy, yx, yy, dx, dy);
455                 this.Group.style.filter = tMatrix;
456                 return this;
457             };
458             Element.prototype.scale = function (x, y) {
459                 if (x == undefined && y == undefined) {
460                     return ;
461                     // TODO
462                 }
463                 y = y || x;
464                 if (x != 0 && !(x == 1 && y == 1)) {
465                     var dirx = Math.round(x / Math.abs(x)),
466                         diry = Math.round(y / Math.abs(y)),
467                         s = this[0].style;
468                     if (dirx != 1 || diry != 1) {
469                         s.filter = new Matrix(dirx, 0, 0, diry, 0, 0);
470                     }
471                     var width = parseInt(s.width, 10) * x * dirx;
472                     var height = parseInt(s.height, 10) * y * diry;
473                     var left = parseInt(s.left, 10);
474                     var top = parseInt(s.top, 10);
475                     s.left = this.X = left + this.W / 2 - width / 2;
476                     s.top = this.Y = top + this.H / 2 - height / 2;
477                     s.width = this.W = width;
478                     s.height = this.H = height;
479                 }
480                 return this;
481             };
482             Element.prototype.getBBox = function () {
483                 return {
484                     x: this.Group.offsetLeft,
485                     y: this.Group.offsetTop,
486                     width: this.Group.offsetWidth,
487                     height: this.Group.offsetHeight
488                 };
489             };
490             Element.prototype.remove = function () {
491                 this[0].parentNode.removeChild(this[0]);
492                 this.Group.parentNode.removeChild(this.Group);
493                 this.shape && this.shape.parentNode.removeChild(this.shape);
494             };
495             Element.prototype.attr = function () {
496                 if (arguments.length == 1 && typeof arguments[0] == "string") {
497                     return this.attrs[arguments[0]];
498                 }
499                 if (this.attrs && arguments.length == 1 && arguments[0] instanceof Array) {
500                     var values = {};
501                     for (var i = 0, ii = arguments[0].length; i < ii; i++) {
502                         values[arguments[0][i]] = this.attrs[arguments[0][i]];
503                     };
504                     return values;
505                 }
506                 if (this[0].tagName.toLowerCase() == "group") {
507                     var children = this[0].childNodes;
508                     this.attrs = this.attrs || {};
509                     if (arguments.length == 2) {
510                         this.attrs[arguments[0]] = arguments[1];
511                     } else if (arguments.length == 1 || typeof arguments[0] == "object") {
512                         for (var j in arguments[0]) {
513                             this.attrs[j] = arguments[0][j];
514                         }
515                     }
516                     for (var i = 0, ii = children.length; i < ii; i++) {
517                         this.attr.apply(new item(children[i], this[0], this.vml), arguments);
518                     }
519                 } else {
520                     var params;
521                     if (arguments.length == 2) {
522                         params = {};
523                         params[arguments[0]] = arguments[1];
524                     }
525                     if (arguments.length == 1 && typeof arguments[0] == "object") {
526                         params = arguments[0];
527                     }
528                     if (params) {
529                         setFillAndStroke(this, params);
530                         this.setBox(params);
531                         if (params.gradient) {
532                             addGrdientFill(this, params.gradient);
533                         }
534                         if (params.text && this.type == "text") {
535                             this[0].string = params.text;
536                         }
537                         if (params.id) {
538                             this[0].id = params.id;
539                         }
540                     }
541                 }
542                 return this;
543             };
544             Element.prototype.toFront = function () {
545                 this.Group.parentNode.appendChild(this.Group);
546                 return this;
547             };
548             Element.prototype.toBack = function () {
549                 if (this.Group.parentNode.firstChild != this.Group) {
550                     this.Group.parentNode.insertBefore(this.Group, this.Group.parentNode.firstChild);
551                 }
552                 return this;
553             };
554             var theCircle = function (vml, x, y, r) {
555                 var g = document.createElement("rvml:group");
556                 var o = document.createElement("rvml:oval");
557                 g.appendChild(o);
558                 vml.canvas.appendChild(g);
559                 var res = new Element(o, g, vml);
560                 setFillAndStroke(res, {stroke: "#000", fill: "none"});
561                 res.setBox({x: x - r, y: y - r, w: r * 2, h: r * 2});
562                 res.attrs.cx = x;
563                 res.attrs.cy = y;
564                 res.attrs.r = r;
565                 res.type = "circle";
566                 return res;
567             };
568             var theRect = function (vml, x, y, w, h, r) {
569                 var g = document.createElement("rvml:group");
570                 var o = document.createElement(r ? "rvml:roundrect" : "rvml:rect");
571                 if (r) {
572                     o.arcsize = r / (Math.min(w, h));
573                 }
574                 g.appendChild(o);
575                 vml.canvas.appendChild(g);
576                 var res = new Element(o, g, vml);
577                 setFillAndStroke(res, {stroke: "#000"});
578                 res.setBox({x: x, y: y, w: w, h: h});
579                 res.attrs.x = x;
580                 res.attrs.y = y;
581                 res.attrs.w = w;
582                 res.attrs.h = h;
583                 res.attrs.r = r;
584                 res.type = "rect";
585                 return res;
586             };
587             var theEllipse = function (vml, x, y, rx, ry) {
588                 var g = document.createElement("rvml:group");
589                 var o = document.createElement("rvml:oval");
590                 g.appendChild(o);
591                 vml.canvas.appendChild(g);
592                 var res = new Element(o, g, vml);
593                 setFillAndStroke(res, {stroke: "#000"});
594                 res.setBox({x: x - rx, y: y - ry, w: rx * 2, h: ry * 2});
595                 res.attrs.cx = x;
596                 res.attrs.cy = y;
597                 res.attrs.rx = rx;
598                 res.attrs.ry = ry;
599                 res.type = "ellipse";
600                 return res;
601             };
602             var theImage = function (vml, src, x, y, w, h) {
603                 var g = document.createElement("rvml:group");
604                 var o = document.createElement("rvml:image");
605                 o.src = src;
606                 g.appendChild(o);
607                 vml.canvas.appendChild(g);
608                 var res = new Element(o, g, vml);
609                 res.type = "image";
610                 res.setBox({x: x, y: y, w: w, h: h});
611                 res.attrs.x = x;
612                 res.attrs.y = y;
613                 res.attrs.w = w;
614                 res.attrs.h = h;
615                 return res;
616             };
617             var theText = function (vml, x, y, text) {
618                 // @TODO: setTheBox
619                 var g = document.createElement("rvml:group"), gs = g.style;
620                 var el = document.createElement("rvml:shape"), ol = el.style;
621                 var path = document.createElement("rvml:path"), ps = path.style;
622                 path.v = ["m", Math.round(x), ", ", Math.round(y - 2), "l", Math.round(x) + 1, ", ", Math.round(y - 2)].join("");
623                 path.textpathok = true;
624                 ol.width = vml.width;
625                 ol.height = vml.height;
626                 gs.position = "absolute";
627                 gs.left = 0;
628                 gs.top = 0;
629                 gs.width = vml.width;
630                 gs.height = vml.height;
631                 var o = document.createElement("rvml:textpath");
632                 o.string = text;
633                 o.on = true;
634                 o.coordsize = vml.coordsize;
635                 o.coordorigin = vml.coordorigin;
636                 el.appendChild(o);
637                 el.appendChild(path);
638                 g.appendChild(el);
639                 vml.canvas.appendChild(g);
640                 var res = new Element(o, g, vml);
641                 res.shape = el;
642                 res.textpath = path;
643                 res.type = "text";
644                 res.attrs.x = x;
645                 res.attrs.y = y;
646                 res.attrs.w = 1;
647                 res.attrs.h = 1;
648                 return res;
649             };
650             var theGroup = function (vml) {
651                 var el = document.createElement("rvml:group"), els = el.style;
652                 els.position = "absolute";
653                 els.left = 0;
654                 els.top = 0;
655                 els.width = vml.width;
656                 els.height = vml.height;
657                 if (vml.canvas) {
658                     vml.canvas.appendChild(el);
659                 }
660                 var res = new Element(el, el, vml);
661                 for (var f in vml) {
662                     if (f.charAt(0) != "_" && typeof vml[f] == "function") {
663                         res[f] = (function (f) {
664                             return function () {
665                                 var e = vml[f].apply(vml, arguments);
666                                 el.appendChild(e[0].parentNode);
667                                 return e;
668                             };
669                         })(f);
670                     }
671                 }
672                 res.type = "group";
673                 return res;
674             };
675             r._create = function () {
676                 // container, width, height
677                 // x, y, width, height
678                 var container, width, height;
679                 if (typeof arguments[0] == "string") {
680                     container = document.getElementById(arguments[0]);
681                     width = arguments[1];
682                     height = arguments[2];
683                 }
684                 if (typeof arguments[0] == "object") {
685                     container = arguments[0];
686                     width = arguments[1];
687                     height = arguments[2];
688                 }
689                 if (typeof arguments[0] == "number") {
690                     container = 1;
691                     x = arguments[0];
692                     y = arguments[1];
693                     width = arguments[2];
694                     height = arguments[3];
695                 }
696                 if (!container) {
697                     throw new Error("VML container not found.");
698                 }
699                 if (!document.namespaces["rvml"]) {
700                     document.namespaces.add("rvml","urn:schemas-microsoft-com:vml");
701                     document.createStyleSheet().addRule("rvml\\:*", "behavior:url(#default#VML)");
702                 }
703                 var c = document.createElement("div"),
704                     r = C.canvas = document.createElement("rvml:group"),
705                     cs = c.style, rs = r.style;
706                 C.width = width;
707                 C.height = height;
708                 width = width || "320px";
709                 height = height || "200px";
710                 cs.clip = "rect(0 " + width + " " + height + " 0)";
711                 cs.position = "absolute";
712                 rs.width  = width;
713                 rs.height = height;
714                 r.coordsize = (width == "100%" ? width : parseFloat(width)) + " " + (height == "100%" ? height : parseFloat(height));
715                 r.coordorigin = "0 0";
716
717                 var b = document.createElement("rvml:rect"), bs = b.style;
718                 bs.left = bs.top = 0;
719                 bs.width  = rs.width;
720                 bs.height = rs.height;
721                 b.filled = b.stroked = "f";
722
723                 r.appendChild(b);
724                 c.appendChild(r);
725                 if (container == 1) {
726                     document.body.appendChild(c);
727                     cs.position = "absolute";
728                     cs.left = x + "px";
729                     cs.top = y + "px";
730                     cs.width = width;
731                     cs.height = height;
732                     container = {
733                         style: {
734                             width: width,
735                             height: height
736                         }
737                     };
738                 } else {
739                     cs.width = container.style.width = width;
740                     cs.height = container.style.height = height;
741                     if (container.firstChild) {
742                         container.insertBefore(c, container.firstChild);
743                     } else {
744                         container.appendChild(c);
745                     }
746                 }
747                 for (var prop in C) {
748                     container[prop] = C[prop];
749                 }
750                 container.clear = function () {
751                     var todel = [];
752                     for (var i = 0, ii = r.childNodes.length; i < ii; i++) {
753                         if (r.childNodes[i] != b) {
754                             todel.push(r.childNodes[i]);
755                         }
756                     }
757                     for (i = 0, ii = todel.length; i < ii; i++) {
758                         r.removeChild(todel[i]);
759                     }
760                 };
761                 return container;
762             };
763             C.remove = function () {
764                 C.canvas.parentNode.parentNode.removeChild(C.canvas.parentNode);
765             };
766         }
767         if (type == "SVG") {
768             Matrix.prototype.toString = function () {
769                 return "matrix(" + this.m[0][0] +
770                     ", " + this.m[1][0] + ", " + this.m[0][1] + ", " + this.m[1][1] +
771                     ", " + this.m[2][0] + ", " + this.m[2][1] + ")";
772             };
773             var thePath = function (params, pathString, SVG) {
774                 var el = document.createElementNS(SVG.svgns, "path");
775                 el.setAttribute("fill", "none");
776                 if (SVG.canvas) {
777                     SVG.canvas.appendChild(el);
778                 }
779                 var p = new Element(el, SVG);
780                 if (params) {
781                     setFillAndStroke(p, params);
782                     // for (var attr in params) {
783                     //     if (params.gradient) {
784                     //         addGrdientFill(el, params.gradient, SVG);
785                     //     } else {
786                     //         el.setAttribute(attr, params[attr]);
787                     //     }
788                     // }
789                 }
790                 // for (var attr in params) {
791                 //     p.attrs[attr] = params[attr];
792                 // }
793                 p.isAbsolute = true;
794                 p.path = [];
795                 p.last = {x: 0, y: 0, bx: 0, by: 0};
796                 p.absolutely = function () {
797                     this.isAbsolute = true;
798                     return this;
799                 };
800                 p.relatively = function () {
801                     this.isAbsolute = false;
802                     return this;
803                 };
804                 p.redraw = function () {
805                     this[0].setAttribute("d", "M0 0");
806                     var oldPath = this.path;
807                     this.path = [];
808                     for (var i = 0, ii = oldPath.length; i < ii; i++) {
809                         if (oldPath[i].type != "end") {
810                             this[oldPath[i].type + "To"].apply(this, oldPath[i].arg);
811                         } else {
812                             this.andClose();
813                         }
814                     }
815                     return this;
816                 };
817                 p.moveTo = function (x, y) {
818                     var d = this.isAbsolute?"M":"m";
819                     var _getX = this.isAbsolute ? SVG._getX : SVG._getW;
820                     var _getY = this.isAbsolute ? SVG._getY : SVG._getH;
821                     d += _getX(parseFloat(x, 10)) + " " + _getY(parseFloat(y, 10)) + " ";
822                     var oldD = this[0].getAttribute("d") || "";
823                     this[0].setAttribute("d", oldD + d);
824                     this.last.x = (this.isAbsolute ? 0 : this.last.x) + SVG._getX(parseFloat(x, 10));
825                     this.last.y = (this.isAbsolute ? 0 : this.last.y) + SVG._getY(parseFloat(y, 10));
826                     this.path.push({type: "move", arg: arguments, pos: this.isAbsolute});
827                     return this;
828                 };
829                 p.lineTo = function (x, y) {
830                     this.last.x = (this.isAbsolute ? 0 : this.last.x) + SVG._getX(parseFloat(x, 10));
831                     this.last.y = (this.isAbsolute ? 0 : this.last.y) + SVG._getY(parseFloat(y, 10));
832                     var d = this.isAbsolute?"L":"l";
833                     var _getX = this.isAbsolute ? SVG._getX : SVG._getW;
834                     var _getY = this.isAbsolute ? SVG._getY : SVG._getH;
835                     d += _getX(parseFloat(x, 10)) + " " + _getY(parseFloat(y, 10)) + " ";
836                     var oldD = this[0].getAttribute("d") || "";
837                     this[0].setAttribute("d", oldD + d);
838                     this.path.push({type: "line", arg: arguments, pos: this.isAbsolute});
839                     return this;
840                 };
841                 p.arcTo = function (rx, ry, large_arc_flag, sweep_flag, x, y) {
842                     var d = this.isAbsolute ? "A" : "a";
843                     var _getX = this.isAbsolute ? SVG._getX : SVG._getW;
844                     var _getY = this.isAbsolute ? SVG._getY : SVG._getH;
845                     d += [SVG._getW(parseFloat(rx, 10)), SVG._getH(parseFloat(ry, 10)), 0, large_arc_flag, sweep_flag, _getX(parseFloat(x, 10)), _getY(parseFloat(y, 10))].join(" ");
846                     var oldD = this[0].getAttribute("d") || "";
847                     this[0].setAttribute("d", oldD + d);
848                     this.last.x = SVG._getX(parseFloat(x, 10));
849                     this.last.y = SVG._getY(parseFloat(y, 10));
850                     this.path.push({type: "arc", arg: arguments, pos: this.isAbsolute});
851                     return this;
852                 };
853                 p.cplineTo = function (x1, y1, w1) {
854                     if (!w1) {
855                         return this.lineTo(x1, y1);
856                     } else {
857                         var p = {};
858                         p._getX = this.isAbsolute ? SVG._getX : SVG._getW;
859                         p._getY = this.isAbsolute ? SVG._getY : SVG._getH;
860                         var x = p._getX(Math.round(parseFloat(x1, 10) * 100) / 100);
861                         var y = p._getY(Math.round(parseFloat(y1, 10) * 100) / 100);
862                         var w = SVG._getW(Math.round(parseFloat(w1, 10) * 100) / 100);
863                         var d = this.isAbsolute?"C":"c";
864                         var attr = [this.last.x + w, this.last.y, x - w, y, x, y];
865                         for (var i = 0, ii = attr.length; i < ii; i++) {
866                             d += attr[i] + " ";
867                         }
868                         this.last.x = (this.isAbsolute ? 0 : this.last.x) + attr[4];
869                         this.last.y = (this.isAbsolute ? 0 : this.last.y) + attr[5];
870                         this.last.bx = attr[2];
871                         this.last.by = attr[3];
872                         var oldD = this[0].getAttribute("d") || "";
873                         this[0].setAttribute("d", oldD + d);
874                         this.path.push({type: "cpline", arg: arguments, pos: this.isAbsolute});
875                         return this;
876                     }
877                 };
878                 p.curveTo = function () {
879                     var p = {};
880                     p._getX = this.isAbsolute ? SVG._getX : SVG._getW;
881                     p._getY = this.isAbsolute ? SVG._getY : SVG._getH;
882                     if (arguments.length == 6) {
883                         var d = this.isAbsolute?"C":"c";
884                         for (var i = 0, ii = arguments.length; i < ii; i++) {
885                             d += p[(i % 2 == 0) ? "_getX" : "_getY"](Math.round(parseFloat(arguments[i], 10) * 100) / 100) + " ";
886                         }
887                         this.last.x = (this.isAbsolute ? 0 : this.last.x) + p._getX((parseFloat(arguments[4], 10) * 100) / 100);
888                         this.last.y = (this.isAbsolute ? 0 : this.last.y) + p._getY((parseFloat(arguments[5], 10) * 100) / 100);
889                         this.last.bx = p._getX((parseFloat(arguments[2], 10) * 100) / 100);
890                         this.last.by = p._getY((parseFloat(arguments[3], 10) * 100) / 100);
891                     } else {
892                         if (arguments.length == 4) {
893                             var d = this.isAbsolute?"S":"s";
894                             for (var i = 0, ii = arguments.length; i < ii; i++) {
895                                 d += p[i % 2 == 0 ? "_getX" : "_getY"]((parseFloat(arguments[i], 10) * 100) / 100) + " ";
896                             }
897                         }
898                         this.last.x = (this.isAbsolute ? 0 : this.last.x) + p._getX((parseFloat(arguments[2], 10) * 100) / 100);
899                         this.last.y = (this.isAbsolute ? 0 : this.last.y) + p._getY((parseFloat(arguments[3], 10) * 100) / 100);
900                         this.last.bx = p._getX((parseFloat(arguments[0], 10) * 100) / 100);
901                         this.last.by = p._getY((parseFloat(arguments[1], 10) * 100) / 100);
902                     }
903                     var oldD = this[0].getAttribute("d") || "";
904                     this[0].setAttribute("d", oldD + d);
905                     this.path.push({type: "curve", arg: arguments, pos: this.isAbsolute});
906                     return this;
907                 };
908                 p.addRoundedCorner = function (r, dir) {
909                     var R = .5522 * r, rollback = this.isAbsolute, o = this;
910                     if (rollback) {
911                         this.relatively();
912                         rollback = function () {
913                             o.absolutely();
914                         };
915                     } else {
916                         rollback = function () {};
917                     }
918                     var actions = {
919                         l: function () {
920                             return {
921                                 u: function () {
922                                     o.curveTo(-R, 0, -r, -(r - R), -r, -r);
923                                 },
924                                 d: function () {
925                                     o.curveTo(-R, 0, -r, r - R, -r, r);
926                                 }
927                             };
928                         },
929                         r: function () {
930                             return {
931                                 u: function () {
932                                     o.curveTo(R, 0, r, -(r - R), r, -r);
933                                 },
934                                 d: function () {
935                                     o.curveTo(R, 0, r, r - R, r, r);
936                                 }
937                             };
938                         },
939                         u: function () {
940                             return {
941                                 r: function () {
942                                     o.curveTo(0, -R, -(R - r), -r, r, -r);
943                                 },
944                                 l: function () {
945                                     o.curveTo(0, -R, R - r, -r, -r, -r);
946                                 }
947                             };
948                         },
949                         d: function () {
950                             return {
951                                 r: function () {
952                                     o.curveTo(0, R, -(R - r), r, r, r);
953                                 },
954                                 l: function () {
955                                     o.curveTo(0, R, R - r, r, -r, r);
956                                 }
957                             };
958                         }
959                     };
960                     actions[dir[0]]()[dir[1]]();
961                     rollback();
962                     return o;
963                 };
964                 p.andClose = function () {
965                     var oldD = this[0].getAttribute("d") || "";
966                     this[0].setAttribute("d", oldD + "Z ");
967                     this.path.push({type: "end"});
968                     return this;
969                 };
970                 if (typeof pathString == "string") {
971                     p.absolutely();
972                     C.pathfinder(p, pathString);
973                 }
974                 return p;
975             };
976             var addGrdientFill = function (o, gradient, SVG) {
977                 var el = document.createElementNS(SVG.svgns, gradient.type + "Gradient");
978                 el.id = "raphael-gradient-" + SVG.gradients++;
979                 if (gradient.vector && gradient.vector.length) {
980                     el.setAttribute("x1", gradient.vector[0]);
981                     el.setAttribute("y1", gradient.vector[1]);
982                     el.setAttribute("x2", gradient.vector[2]);
983                     el.setAttribute("y2", gradient.vector[3]);
984                 }
985                 SVG.defs.appendChild(el);
986                 for (var i = 0, ii = gradient.dots.length; i < ii; i++) {
987                     var stop = document.createElementNS(SVG.svgns, "stop");
988                     stop.setAttribute("offset", gradient.dots[i].offset ? gradient.dots[i].offset : (i == 0) ? "0%" : "100%");
989                     stop.setAttribute("stop-color", gradient.dots[i].color || "#fff");
990                     if (typeof gradient.dots[i].opacity != "undefined") {
991                         stop.setAttribute("stop-opacity", gradient.dots[i].opacity);
992                     }
993                     el.appendChild(stop);
994                 };
995                 o.setAttribute("fill", "url(#" + el.id + ")");
996             };
997             var setFillAndStroke = function (o, params) {
998                 var dasharray = {
999                     "-": [3, 1],
1000                     ".": [1, 1],
1001                     "-.": [3, 1, 1, 1],
1002                     "-..": [3, 1, 1, 1, 1, 1],
1003                     ". ": [1, 3],
1004                     "- ": [4, 3],
1005                     "--": [8, 3],
1006                     "- .": [4, 3, 1, 3],
1007                     "--.": [8, 3, 1, 3],
1008                     "--..": [8, 3, 1, 3, 1, 3]
1009                 };
1010                 for (var att in params) {
1011                     var value = params[att];
1012                     o.attrs[att] = value;
1013                     switch (att) {
1014                         case "rx":
1015                         case "cx":
1016                         case "x":
1017                             o[0].setAttribute(att, o.svg._getX(value));
1018                             break;
1019                         case "ry":
1020                         case "cy":
1021                         case "y":
1022                             o[0].setAttribute(att, o.svg._getY(value));
1023                             break;
1024                         case "width":
1025                             o[0].setAttribute(att, o.svg._getW(value));
1026                             break;
1027                         case "height":
1028                             o[0].setAttribute(att, o.svg._getH(value));
1029                             break;
1030                         case "gradient":
1031                             addGrdientFill(o[0], value, o.svg);
1032                             break;
1033                         case "stroke-dasharray":
1034                             value = dasharray[value.toLowerCase()];
1035                             if (value) {
1036                                 var width = params["stroke-width"] || o.attr("stroke-width") || "1",
1037                                     butt = {round: width, square: width, butt: 0}[o.attr("stroke-linecap")] || 0,
1038                                     dashes = [];
1039                                 for (var i = 0, ii = value.length; i < ii; i++) {
1040                                     dashes.push(value[i] * width + ((i % 2) ? 1 : -1) * butt);
1041                                 }
1042                                 value = dashes.join(",");
1043                                 o[0].setAttribute(att, value);
1044                             }
1045                             break;
1046                         case "text":
1047                             if (o.type == "text") {
1048                                 o[0].childNodes.length && o[0].removeChild(o[0].firstChild);
1049                                 o[0].appendChild(document.createTextNode(value));
1050                             }
1051                             break;
1052                         case "fill":
1053                             var isURL = value.match(/^url\(([^\)]+)\)$/i);
1054                             if (isURL) {
1055                                 var el = document.createElementNS(o.svg.svgns, "pattern");
1056                                 var ig = document.createElementNS(o.svg.svgns, "image");
1057                                 console.log(isURL);
1058                                 el.id = "raphael-pattern-" + o.svg.gradients++;
1059                                 el.setAttribute("x", 0);
1060                                 el.setAttribute("y", 0);
1061                                 el.setAttribute("patternUnits", "userSpaceOnUse");
1062                                 ig.setAttribute("x", 0);
1063                                 ig.setAttribute("y", 0);
1064                                 ig.setAttributeNS(o.svg.xlink, "href", isURL[1]);
1065                                 el.appendChild(ig);
1066                                 var img = document.createElement("img");
1067                                 img.src = isURL[1];
1068                                 img.style.position = "absolute";
1069                                 img.style.top = "-9999em";
1070                                 img.style.left = "-9999em";
1071                                 img.onload = function () {
1072                                     el.setAttribute("width", this.offsetWidth);
1073                                     el.setAttribute("height", this.offsetHeight);
1074                                     ig.setAttribute("width", this.offsetWidth);
1075                                     ig.setAttribute("height", this.offsetHeight);
1076                                     document.body.removeChild(this);
1077                                 };
1078                                 document.body.appendChild(img);
1079                                 o.svg.defs.appendChild(el);
1080                                 o[0].style.fill = "url(#" + el.id + ")";
1081                                 o[0].setAttribute("fill", "url(#" + el.id + ")");
1082                                 break;
1083                             }
1084                         default :
1085                             var cssrule = att.replace(/(\-.)/g, function (w) {
1086                                 return w.substring(1).toUpperCase();
1087                             });
1088                             o[0].style[cssrule] = value;
1089                             // Need following line for Firefox
1090                             o[0].setAttribute(att, value);
1091                             break;
1092                     }
1093                 }
1094             };
1095             var Element = function (node, svg) {
1096                 var X = 0,
1097                     Y = 0,
1098                     Rotation = {deg: 0, x: 0, y: 0},
1099                     ScaleX = 1,
1100                     ScaleY = 1,
1101                     tMatrix = null;
1102                 this[0] = node;
1103                 this.node = node;
1104                 this.svg = svg;
1105                 this.attrs = this.attrs || {};
1106                 this.transformations = []; // rotate, translate, scale, matrix
1107                 this.rotate = function (deg) {
1108                     if (deg == undefined) {
1109                         return Rotation.deg;
1110                     }
1111                     var bbox = this.getBBox();
1112                     Rotation.deg += deg;
1113                     if (Rotation.deg) {
1114                         this.transformations[0] = ("rotate(" + Rotation.deg + " " + (bbox.x + bbox.width / 2) + " " + (bbox.y + bbox.height / 2) + ")");
1115                     } else {
1116                         this.transformations[0] = "";
1117                     }
1118                     this[0].setAttribute("transform", this.transformations.join(" "));
1119                     return this;
1120                 };
1121                 this.translate = function (x, y) {
1122                     if (x == undefined && y == undefined) {
1123                         return {x: X, y: Y};
1124                     }
1125                     X += x;
1126                     Y += y;
1127                     if (X || Y) {
1128                         this.transformations[1] = "translate(" + X + "," + Y + ")";
1129                     } else {
1130                         this.transformations[1] = "";
1131                     }
1132                     this[0].setAttribute("transform", this.transformations.join(" "));
1133                     return this;
1134                 };
1135                 this.scale = function (x, y) {
1136                     if (x == undefined && y == undefined) {
1137                         return {x: ScaleX, y: ScaleY};
1138                     }
1139                     y = y || x;
1140                     if (x != 0 && !(x == 1 && y == 1)) {
1141                         ScaleX *= x;
1142                         ScaleY *= y;
1143                         if (!(ScaleX == 1 && ScaleY == 1)) {
1144                             var bbox = this.getBBox(),
1145                                 dx = bbox.x * (1 - ScaleX) + (bbox.width / 2 - bbox.width * ScaleX / 2),
1146                                 dy = bbox.y * (1 - ScaleY) + (bbox.height / 2 - bbox.height * ScaleY / 2);
1147                             this.transformations[2] = new Matrix(ScaleX, 0, 0, ScaleY, dx, dy);
1148                         } else {
1149                             this.transformations[2] = "";
1150                         }
1151                         this[0].setAttribute("transform", this.transformations.join(" "));
1152                     }
1153                     return this;
1154                 };
1155             };
1156             Element.prototype.hide = function () {
1157                 this[0].style.display = "none";
1158                 return this;
1159             };
1160             Element.prototype.show = function () {
1161                 this[0].style.display = "block";
1162                 return this;
1163             };
1164             // depricated
1165             Element.prototype.matrix = function (xx, xy, yx, yy, dx, dy) {
1166                 this.transformations[3] = new Matrix(xx, xy, yx, yy, dx, dy);
1167                 this[0].setAttribute("transform", this.transformations.join(" "));
1168                 return this;
1169             };
1170             Element.prototype.remove = function () {
1171                 this[0].parentNode.removeChild(this[0]);
1172             };
1173             Element.prototype.getBBox = function () {
1174                 return this[0].getBBox();
1175             };
1176             Element.prototype.attr = function () {
1177                 if (arguments.length == 1 && typeof arguments[0] == "string") {
1178                     return this[0].getAttribute(arguments[0]);
1179                 }
1180                 if (arguments.length == 1 && arguments[0] instanceof Array) {
1181                     var values = {};
1182                     for (var j in arguments[0]) {
1183                         values[arguments[0][j]] = this.attrs[arguments[0][j]];
1184                     }
1185                     return values;
1186                 }
1187                 if (arguments.length == 2) {
1188                     var params = {};
1189                     params[arguments[0]] = arguments[1];
1190                     setFillAndStroke(this, params);
1191                 } else if (arguments.length == 1 && typeof arguments[0] == "object") {
1192                     setFillAndStroke(this, arguments[0]);
1193                 }
1194                 return this;
1195             };
1196             Element.prototype.toFront = function () {
1197                 this[0].parentNode.appendChild(this[0]);
1198                 return this;
1199             };
1200             Element.prototype.toBack = function () {
1201                 if (this[0].parentNode.firstChild != this[0]) {
1202                     this[0].parentNode.insertBefore(this[0], this[0].parentNode.firstChild);
1203                 }
1204                 return this;
1205             };
1206             var theCircle = function (svg, x, y, r) {
1207                 var el = document.createElementNS(svg.svgns, "circle");
1208                 el.setAttribute("cx", svg._getX(x));
1209                 el.setAttribute("cy", svg._getY(y));
1210                 el.setAttribute("r", r);
1211                 el.setAttribute("fill", "none");
1212                 el.setAttribute("stroke", "#000");
1213                 if (svg.canvas) {
1214                     svg.canvas.appendChild(el);
1215                 }
1216                 var res = new Element(el, svg);
1217                 res.attrs = res.attrs || {};
1218                 res.attrs.cx = x;
1219                 res.attrs.cy = y;
1220                 res.attrs.r = r;
1221                 res.attrs.stroke = "#000";
1222                 res.type = "circle";
1223                 return res;
1224             };
1225             var theRect = function (svg, x, y, w, h, r) {
1226                 var el = document.createElementNS(svg.svgns, "rect");
1227                 el.setAttribute("x", svg._getX(x));
1228                 el.setAttribute("y", svg._getY(y));
1229                 el.setAttribute("width", svg._getW(w));
1230                 el.setAttribute("height", svg._getH(h));
1231                 if (r) {
1232                     el.setAttribute("rx", r);
1233                     el.setAttribute("ry", r);
1234                 }
1235                 el.setAttribute("fill", "none");
1236                 el.setAttribute("stroke", "#000");
1237                 if (svg.canvas) {
1238                     svg.canvas.appendChild(el);
1239                 }
1240                 var res = new Element(el, svg);
1241                 res.attrs = res.attrs || {};
1242                 res.attrs.x = x;
1243                 res.attrs.y = y;
1244                 res.attrs.width = w;
1245                 res.attrs.height = h;
1246                 res.attrs.stroke = "#000";
1247                 if (r) {
1248                     res.attrs.rx = res.attrs.ry = r;
1249                 }
1250                 res.type = "rect";
1251                 return res;
1252             };
1253             var theEllipse = function (svg, x, y, rx, ry) {
1254                 var el = document.createElementNS(svg.svgns, "ellipse");
1255                 el.setAttribute("cx", svg._getX(x));
1256                 el.setAttribute("cy", svg._getY(y));
1257                 el.setAttribute("rx", svg._getW(rx));
1258                 el.setAttribute("ry", svg._getH(ry));
1259                 el.setAttribute("fill", "none");
1260                 el.setAttribute("stroke", "#000");
1261                 if (svg.canvas) {
1262                     svg.canvas.appendChild(el);
1263                 }
1264                 var res = new Element(el, svg);
1265                 res.attrs = res.attrs || {};
1266                 res.attrs.cx = x;
1267                 res.attrs.cy = y;
1268                 res.attrs.rx = rx;
1269                 res.attrs.ry = ry;
1270                 res.attrs.stroke = "#000";
1271                 res.type = "ellipse";
1272                 return res;
1273             };
1274             var theImage = function (svg, src, x, y, w, h) {
1275                 var el = document.createElementNS(svg.svgns, "image");
1276                 el.setAttribute("x", svg._getX(x));
1277                 el.setAttribute("y", svg._getY(y));
1278                 el.setAttribute("width", svg._getW(w));
1279                 el.setAttribute("height", svg._getH(h));
1280                 el.setAttributeNS(svg.xlink, "href", src);
1281                 if (svg.canvas) {
1282                     svg.canvas.appendChild(el);
1283                 }
1284                 var res = new Element(el, svg);
1285                 res.attrs = res.attrs || {};
1286                 res.attrs.x = x;
1287                 res.attrs.y = y;
1288                 res.attrs.width = w;
1289                 res.attrs.height = h;
1290                 res.type = "image";
1291                 return res;
1292             };
1293             var theText = function (svg, x, y, text) {
1294                 var el = document.createElementNS(svg.svgns, "text");
1295                 el.setAttribute("x", x);
1296                 el.setAttribute("y", y);
1297                 el.setAttribute("text-anchor", "middle");
1298                 el.setAttribute("fill", "#000");
1299                 if (text) {
1300                     el.appendChild(document.createTextNode(text));
1301                 }
1302                 if (svg.canvas) {
1303                     svg.canvas.appendChild(el);
1304                 }
1305                 var res = new Element(el, svg);
1306                 res.attrs = res.attrs || {};
1307                 res.attrs.x = x;
1308                 res.attrs.y = y;
1309                 res.attrs.fill = "#000";
1310                 res.type = "text";
1311                 return res;
1312             };
1313             var theGroup = function (svg) {
1314                 var el = document.createElementNS(svg.svgns, "g");
1315                 if (svg.canvas) {
1316                     svg.canvas.appendChild(el);
1317                 }
1318                 var i = new Element(el, svg);
1319                 for (var f in svg) {
1320                     if (f[0] != "_" && typeof svg[f] == "function") {
1321                         i[f] = (function (f) {
1322                             return function () {
1323                                 var e = svg[f].apply(svg, arguments);
1324                                 el.appendChild(e[0]);
1325                                 return e;
1326                             };
1327                         })(f);
1328                     }
1329                 }
1330                 i.type = "group";
1331                 return i;
1332             };
1333             r._create = function () {
1334                 // container, width, height
1335                 // x, y, width, height
1336                 if (typeof arguments[0] == "string") {
1337                     var container = document.getElementById(arguments[0]);
1338                     var width = arguments[1];
1339                     var height = arguments[2];
1340                 }
1341                 if (typeof arguments[0] == "object") {
1342                     var container = arguments[0];
1343                     var width = arguments[1];
1344                     var height = arguments[2];
1345                 }
1346                 if (typeof arguments[0] == "number") {
1347                     var container = 1,
1348                         x = arguments[0],
1349                         y = arguments[1],
1350                         width = arguments[2],
1351                         height = arguments[3];
1352                 }
1353                 if (!container) {
1354                     throw new Error("SVG container not found.");
1355                 }
1356                 C.canvas = document.createElementNS(C.svgns, "svg");
1357                 C.canvas.setAttribute("width", width || 320);
1358                 C.width = width || 320;
1359                 C.canvas.setAttribute("height", height || 200);
1360                 C.height = height || 200;
1361                 if (container == 1) {
1362                     document.body.appendChild(C.canvas);
1363                     C.canvas.style.position = "absolute";
1364                     C.canvas.style.left = x + "px";
1365                     C.canvas.style.top = y + "px";
1366                 } else {
1367                     if (container.firstChild) {
1368                         container.insertBefore(C.canvas, container.firstChild);
1369                     } else {
1370                         container.appendChild(C.canvas);
1371                     }
1372                 }
1373                 container = {
1374                     canvas: C.canvas,
1375                     clear: function () {
1376                         while (this.canvas.firstChild) {
1377                             this.canvas.removeChild(this.canvas.firstChild);
1378                         }
1379                         this.defs = document.createElementNS(C.svgns, "defs");
1380                         this.gradients = 0;
1381                         this.canvas.appendChild(this.defs);
1382                     }
1383                 };
1384                 for (var prop in C) {
1385                     if (prop != "create") {
1386                         container[prop] = C[prop];
1387                     }
1388                 }
1389                 container.clear();
1390                 return container;
1391             };
1392             C.remove = function () {
1393                 C.canvas.parentNode.removeChild(C.canvas);
1394             };
1395             C.svgns = "http://www.w3.org/2000/svg";
1396             C.xlink = "http://www.w3.org/1999/xlink";
1397         }
1398         if (type == "VML" || type == "SVG") {
1399             C.circle = function (x, y, r) {
1400                 return theCircle(this, x, y, r);
1401             };
1402             C.rect = function (x, y, w, h, r) {
1403                 return theRect(this, x, y, w, h, r);
1404             };
1405             C.ellipse = function (x, y, rx, ry) {
1406                 return theEllipse(this, x, y, rx, ry);
1407             };
1408             C.path = function (params, pathString) {
1409                 return thePath(params, pathString, this);
1410             };
1411             C.image = function (src, x, y, w, h) {
1412                 return theImage(this, src, x, y, w, h);
1413             };
1414             C.text = function (x, y, text) {
1415                 return theText(this, x, y, text);
1416             };
1417             C.group = function () {
1418                 return theGroup(this);
1419             };
1420             C.linerect = function (x, y, w, h, r) {
1421                 if (r && parseInt(r, 10)) {
1422                     return this.path({stroke: "#000"}).moveTo(x + r, y).lineTo(x + w - r, y).addRoundedCorner(r, "rd").lineTo(x + w, y + h - r).addRoundedCorner(r, "dl").lineTo(x + r, y + h).addRoundedCorner(r, "lu").lineTo(x, y + r).addRoundedCorner(r, "ur").andClose();
1423                 }
1424                 return this.path({stroke: "#000"}).moveTo(x, y).lineTo(x + w, y).lineTo(x + w, y + h).lineTo(x, y + h).andClose();
1425             };
1426             C.drawGrid = function (x, y, w, h, wv, hv, color) {
1427                 color = color || "#000";
1428                 var p = this.path({stroke: color, "stroke-width": 1})
1429                         .moveTo(x, y).lineTo(x + w, y).lineTo(x + w, y + h).lineTo(x, y + h).lineTo(x, y);
1430                 for (var i = 1; i < hv; i++) {
1431                     p.moveTo(x, y + i * Math.round(h / hv)).lineTo(x + w, y + i * Math.round(h / hv));
1432                 }
1433                 for (var i = 1; i < wv; i++) {
1434                     p.moveTo(x + i * Math.round(w / wv), y).lineTo(x + i * Math.round(w / wv), y + h);
1435                 }
1436                 return p;
1437             };
1438             C.setGrid = function (xmin, ymin, xmax, ymax, w, h) {
1439                 var xc = (xmax - xmin) / w;
1440                 var yc = (ymax - ymin) / h;
1441                 this._getX = function (x) {
1442                     return xmin + x * xc;
1443                 };
1444                 this._getY = function (y) {
1445                     return ymin + y * yc;
1446                 };
1447                 this._getW = function (w) {
1448                     return w * xc;
1449                 };
1450                 this._getH = function (h) {
1451                     return h * yc;
1452                 };
1453             };
1454             C.clearGrid = function () {
1455                 this._getX = this._getY = this._getW = this._getH = function (x) { return x; };
1456             };
1457             C.safari = function () {
1458                 if (r.type == "SVG") {
1459                     var rect = C.rect(-C.width, -C.height, C.width * 3, C.height * 3).attr({stroke: "none"});
1460                     setTimeout(function () {rect.remove();}, 0);
1461                 }
1462             };
1463             Element.prototype.animateTo = function (x, y, ms, callback) {
1464                 clearTimeout(this.animation_in_progress);
1465                 if ("cx" in this.attrs || "x" in this.attrs) {
1466                     var is_round = ("cx" in this.attrs),
1467                         X = this.attrs.cx || this.attrs.x,
1468                         Y = this.attrs.cy || this.attrs.y;
1469                     if (x == X && y == Y) {
1470                         return this;
1471                     }
1472                     var dy = y - Y,
1473                         dx = x - X,
1474                         coeff = dy / dx,
1475                         plus = Y - coeff * X,
1476                         alpha = Math.atan(this.coeff);
1477                     this.xs = this.step * Math.cos(alpha);
1478                     if (x < X) {
1479                         this.xs = -this.xs;
1480                     }
1481                     var start = new Date(),
1482                         that = this;
1483                     (function () {
1484                         var time = (new Date()).getTime() - start.getTime();
1485                         if (time < ms) {
1486                             var x1 = X + time * dx / ms;
1487                             var y1 = x1 * coeff + plus;
1488                             that.attr(is_round ? {cx: x1, cy: y1} : {x: x1, y: y1});
1489                             that.animation_in_progress = setTimeout(arguments.callee, 1);
1490                             C.safari();
1491                         } else {
1492                             that.attr(is_round ? {cx: x, cy: y} : {x: x, y: y});
1493                             C.safari();
1494                             callback && callback.call(that);
1495                         }
1496                     })();
1497                 }
1498                 return this;
1499             };
1500             C.pathfinder = function (p, path) {
1501                 var commands = {
1502                     M: function (x, y) {
1503                         this.moveTo(x, y);
1504                     },
1505                     m: function (x, y) {
1506                         this.moveTo(this.last.x + x, this.last.y + y);
1507                     },
1508                     C: function (x1, y1, x2, y2, x3, y3) {
1509                         this.curveTo(x1, y1, x2, y2, x3, y3);
1510                     },
1511                     c: function (x1, y1, x2, y2, x3, y3) {
1512                         this.curveTo(this.last.x + x1, this.last.y + y1, this.last.x + x2, this.last.y + y2, this.last.x + x3, this.last.y + y3);
1513                     },
1514                     S: function (x1, y1, x2, y2) {
1515                         p.curveTo(x1, y1, x2, y2);
1516                     },
1517                     s: function (x1, y1, x2, y2) {
1518                         this.curveTo(this.last.x + x1, this.last.y + y1, this.last.x + x2, this.last.y + y2);
1519                     },
1520                     L: function (x, y) {
1521                         p.lineTo(x, y);
1522                     },
1523                     l: function (x, y) {
1524                         this.lineTo(this.last.x + x, this.last.y + y);
1525                     },
1526                     H: function (x) {
1527                         this.lineTo(x, this.last.y);
1528                     },
1529                     h: function (x) {
1530                         this.lineTo(this.last.x + x, this.last.y);
1531                     },
1532                     V: function (y) {
1533                         this.lineTo(this.last.x, y);
1534                     },
1535                     v: function (y) {
1536                         this.lineTo(this.last.x, this.last.y + y);
1537                     },
1538                     A: function (rx, ry, xaxisrotation, largearcflag, sweepflag, x, y) {
1539                         this.arcTo(rx, ry, largearcflag, sweepflag, x, y);
1540                     },
1541                     a: function (rx, ry, xaxisrotation, largearcflag, sweepflag, x, y) {
1542                         this.arcTo(this.last.x + rx, this.last.y + ry, largearcflag, sweethisflag, this.last.x + x, this.last.y + y);
1543                     },
1544                     z: function () {
1545                         this.andClose();
1546                     }
1547                 };
1548                 path.replace(/([mzlhvcsqta])\s*((-?\d*\.?\d*\s*,?\s*)+)/ig, function (a, b, c) {
1549                     var params = [];
1550                     c.replace(/(-?\d*\.?\d*)\s*,?\s*/ig, function (a, b) {
1551                         b && params.push(+b);
1552                     });
1553                     while (params.length >= commands[b].length) {
1554                         commands[b].apply(p, params.splice(0, commands[b].length));
1555                         if (!commands[b].length) {
1556                             break;
1557                         };
1558                     }
1559                 });
1560             };
1561             return r;
1562         } else {
1563             return function () {};
1564         }
1565     })((!(window.SVGPreserveAspectRatio && window.SVGPreserveAspectRatio.SVG_PRESERVEASPECTRATIO_XMINYMIN == 2)) ? "VML" : "SVG");
1566
1567
1568 Raphael.vml = !(Raphael.svg = (Raphael.type == "SVG"));
1569 if (Raphael.vml && window.CanvasRenderingContext2D) {
1570     Raphael.type = "Canvas only";
1571     Raphael.vml = Raphael.svg = false;
1572 }
1573 Raphael.toString = function () {
1574     return "Your browser supports " + this.type + ".\nYou are running " + unescape("Rapha%EBl%20") + this.version;
1575 };
1576 // generic utilities
1577 Raphael.hsb2rgb = function (hue, saturation, brightness) {
1578     if (typeof hue == "object" && "h" in hue && "s" in hue && "b" in hue) {
1579         brightness = hue.b;
1580         saturation = hue.s;
1581         hue = hue.h;
1582     }
1583     var red,
1584         green,
1585         blue;
1586     if (brightness == 0) {
1587         return {r: 0, g: 0, b: 0, hex: "#000"};
1588     } else {
1589         var i = Math.floor(hue * 6),
1590             f = (hue * 6) - i,
1591             p = brightness * (1 - saturation),
1592             q = brightness * (1 - (saturation * f)),
1593             t = brightness * (1 - (saturation * (1 - f)));
1594         [
1595             function () {red = brightness; green = t; blue = p;},
1596             function () {red = q; green = brightness; blue = p;},
1597             function () {red = p; green = brightness; blue = t;},
1598             function () {red = p; green = q; blue = brightness;},
1599             function () {red = t; green = p; blue = brightness;},
1600             function () {red = brightness; green = p; blue = q;},
1601             function () {red = brightness; green = t; blue = p;}
1602         ][i]();
1603     }
1604     var rgb = {r: red, g: green, b: blue};
1605     red *= 255;
1606     green *= 255;
1607     blue *= 255;
1608     var r = Math.round(red).toString(16);
1609     if (r.length == 1) {
1610         r = "0" + r;
1611     }
1612     var g = Math.round(green).toString(16);
1613     if (g.length == 1) {
1614         g = "0" + g;
1615     }
1616     var b = Math.round(blue).toString(16);
1617     if (b.length == 1) {
1618         b = "0" + b;
1619     }
1620     rgb.hex = "#" + r + g + b;
1621     return rgb;
1622 };
1623 Raphael.rgb2hsb = function (red, green, blue) {
1624     if (typeof red == "object" && "r" in red && "g" in red && "b" in red) {
1625         blue = red.b;
1626         green = red.g;
1627         red = red.r;
1628     }
1629     if (typeof red == "string" && red.charAt(0) == "#") {
1630         if (red.length == 4) {
1631             blue = parseInt(red.substring(3), 16);
1632             green = parseInt(red.substring(2, 3), 16);
1633             red = parseInt(red.substring(1, 2), 16);
1634         } else {
1635             blue = parseInt(red.substring(5), 16);
1636             green = parseInt(red.substring(3, 5), 16);
1637             red = parseInt(red.substring(1, 3), 16);
1638         }
1639     }
1640     if (red > 1 || green > 1 || blue > 1) {
1641         red /= 255;
1642         green /= 255;
1643         blue /= 255;
1644     }
1645     var max = Math.max(red, green, blue),
1646         min = Math.min(red, green, blue),
1647         hue,
1648         saturation,
1649         brightness = max;
1650     if (min == max) {
1651         return {h: 0, s: 0, b: max};
1652     } else {
1653         var delta = (max - min);
1654         saturation = delta / max;
1655         if (red == max) {
1656             hue = (green - blue) / delta;
1657         } else if (green == max) {
1658             hue = 2 + ((blue - red) / delta);
1659         } else {
1660             hue = 4 + ((red - green) / delta);
1661         }
1662         hue /= 6;
1663         if (hue < 0) {
1664             hue += 1;
1665         }
1666         if (hue > 1) {
1667             hue -= 1;
1668         }
1669     }
1670     return {h: hue, s: saturation, b: brightness};
1671 };
1672 Raphael.getColor = function (value) {
1673     var start = arguments.callee.start = arguments.callee.start || {h: 0, s: 1, b: value || .75};
1674     var rgb = this.hsb2rgb(start.h, start.s, start.b);
1675     start.h += .075;
1676     if (start.h > 1) {
1677         start.h = 0;
1678         start.s -= .2;
1679         if (start.s <= 0) {
1680             arguments.callee.start = {h: 0, s: 1, b: start.b};
1681         }
1682     }
1683     return rgb.hex;
1684 };
1685 Raphael.getColor.reset = function () {
1686     this.start = undefined;
1687 };