forked from DmitryBaranovskiy/raphael
/
raphael.js
2546 lines (2529 loc) · 110 KB
/
raphael.js
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/*
* Raphael 0.7.1 - JavaScript Vector Library
*
* Copyright (c) 2008 – 2009 Dmitry Baranovskiy (http://raphaeljs.com)
* Licensed under the MIT (http://www.opensource.org/licenses/mit-license.php) license.
*/
var Raphael = (function () {
var separator = /[, ]+/,
create,
doc = document,
win = window,
R = function () {
return create.apply(R, arguments);
};
R.version = "0.7.1";
R.type = (win.SVGAngle ? "SVG" : "VML");
R.svg = !(R.vml = R.type == "VML");
R.idGenerator = 0;
var paper = {};
R.fn = {};
var availableAttrs = {cx: 0, cy: 0, fill: "#fff", "fill-opacity": 1, font: '10px "Arial"', "font-family": '"Arial"', "font-size": "10", gradient: 0, height: 0, 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, translation: "0 0", width: 0, x: 0, y: 0},
availableAnimAttrs = {cx: "number", cy: "number", fill: "colour", "fill-opacity": "number", "font-size": "number", height: "number", opacity: "number", path: "path", r: "number", rotation: "csv", rx: "number", ry: "number", scale: "csv", stroke: "colour", "stroke-opacity": "number", "stroke-width": "number", translation: "csv", width: "number", x: "number", y: "number"},
events = ["click", "dblclick", "mousedown", "mousemove", "mouseout", "mouseover", "mouseup"];
R.toString = function () {
return "Your browser " + (this.vml ? "doesn't ": "") + "support" + (this.svg ? "s": "") +
" SVG.\nYou are running " + unescape("Rapha%EBl%20") + this.version;
};
R.setWindow = function (newwin) {
win = newwin;
doc = win.document;
};
// colour utilities
R.hsb2rgb = function (hue, saturation, brightness) {
if (typeof hue == "object" && "h" in hue && "s" in hue && "b" in hue) {
brightness = hue.b;
saturation = hue.s;
hue = hue.h;
}
var red,
green,
blue;
if (brightness == 0) {
return {r: 0, g: 0, b: 0, hex: "#000"};
}
if (hue > 1 || saturation > 1 || brightness > 1) {
hue /= 255;
saturation /= 255;
brightness /= 255;
}
var i = Math.floor(hue * 6),
f = (hue * 6) - i,
p = brightness * (1 - saturation),
q = brightness * (1 - (saturation * f)),
t = brightness * (1 - (saturation * (1 - f)));
red = [brightness, q, p, p, t, brightness, brightness][i];
green = [t, brightness, brightness, q, p, p, t][i];
blue = [p, p, t, brightness, brightness, q, p][i];
red *= 255;
green *= 255;
blue *= 255;
var rgb = {r: red, g: green, b: blue};
var r = Math.round(red).toString(16);
if (r.length == 1) {
r = "0" + r;
}
var g = Math.round(green).toString(16);
if (g.length == 1) {
g = "0" + g;
}
var b = Math.round(blue).toString(16);
if (b.length == 1) {
b = "0" + b;
}
rgb.hex = "#" + r + g + b;
return rgb;
};
R.rgb2hsb = function (red, green, blue) {
if (typeof red == "object" && "r" in red && "g" in red && "b" in red) {
blue = red.b;
green = red.g;
red = red.r;
}
if (typeof red == "string" && red.charAt(0) == "#") {
if (red.length == 4) {
blue = parseInt(red.substring(3), 16);
green = parseInt(red.substring(2, 3), 16);
red = parseInt(red.substring(1, 2), 16);
} else {
blue = parseInt(red.substring(5), 16);
green = parseInt(red.substring(3, 5), 16);
red = parseInt(red.substring(1, 3), 16);
}
}
if (red > 1 || green > 1 || blue > 1) {
red /= 255;
green /= 255;
blue /= 255;
}
var max = Math.max(red, green, blue),
min = Math.min(red, green, blue),
hue,
saturation,
brightness = max;
if (min == max) {
return {h: 0, s: 0, b: max};
} else {
var delta = (max - min);
saturation = delta / max;
if (red == max) {
hue = (green - blue) / delta;
} else if (green == max) {
hue = 2 + ((blue - red) / delta);
} else {
hue = 4 + ((red - green) / delta);
}
hue /= 6;
if (hue < 0) {
hue += 1;
}
if (hue > 1) {
hue -= 1;
}
}
return {h: hue, s: saturation, b: brightness};
};
var getRGB = function (colour) {
var htmlcolors = {aliceblue: "#f0f8ff", amethyst: "#96c", antiquewhite: "#faebd7", aqua: "#0ff", aquamarine: "#7fffd4", azure: "#f0ffff", beige: "#f5f5dc", bisque: "#ffe4c4", black: "#000", blanchedalmond: "#ffebcd", blue: "#00f", blueviolet: "#8a2be2", brown: "#a52a2a", burlywood: "#deb887", cadetblue: "#5f9ea0", chartreuse: "#7fff00", chocolate: "#d2691e", coral: "#ff7f50", cornflowerblue: "#6495ed", cornsilk: "#fff8dc", crimson: "#dc143c", cyan: "#0ff", darkblue: "#00008b", darkcyan: "#008b8b", darkgoldenrod: "#b8860b", darkgray: "#a9a9a9", darkgreen: "#006400", darkkhaki: "#bdb76b", darkmagenta: "#8b008b", darkolivegreen: "#556b2f", darkorange: "#ff8c00", darkorchid: "#9932cc", darkred: "#8b0000", darksalmon: "#e9967a", darkseagreen: "#8fbc8f", darkslateblue: "#483d8b", darkslategray: "#2f4f4f", darkturquoise: "#00ced1", darkviolet: "#9400d3", deeppink: "#ff1493", deepskyblue: "#00bfff", dimgray: "#696969", dodgerblue: "#1e90ff", firebrick: "#b22222", floralwhite: "#fffaf0", forestgreen: "#228b22", fuchsia: "#f0f", gainsboro: "#dcdcdc", ghostwhite: "#f8f8ff", gold: "#ffd700", goldenrod: "#daa520", gray: "#808080", green: "#008000", greenyellow: "#adff2f", honeydew: "#f0fff0", hotpink: "#ff69b4", indianred: "#cd5c5c", indigo: "#4b0082", ivory: "#fffff0", khaki: "#f0e68c", lavender: "#e6e6fa", lavenderblush: "#fff0f5", lawngreen: "#7cfc00", lemonchiffon: "#fffacd", lightblue: "#add8e6", lightcoral: "#f08080", lightcyan: "#e0ffff", lightgoldenrodyellow: "#fafad2", lightgreen: "#90ee90", lightgrey: "#d3d3d3", lightpink: "#ffb6c1", lightsalmon: "#ffa07a", lightsalmon: "#ffa07a", lightseagreen: "#20b2aa", lightskyblue: "#87cefa", lightslategray: "#789", lightsteelblue: "#b0c4de", lightyellow: "#ffffe0", lime: "#0f0", limegreen: "#32cd32", linen: "#faf0e6", magenta: "#f0f", maroon: "#800000", mediumaquamarine: "#66cdaa", mediumblue: "#0000cd", mediumorchid: "#ba55d3", mediumpurple: "#9370db", mediumseagreen: "#3cb371", mediumslateblue: "#7b68ee", mediumslateblue: "#7b68ee", mediumspringgreen: "#00fa9a", mediumturquoise: "#48d1cc", mediumvioletred: "#c71585", midnightblue: "#191970", mintcream: "#f5fffa", mistyrose: "#ffe4e1", moccasin: "#ffe4b5", navajowhite: "#ffdead", navy: "#000080", oldlace: "#fdf5e6", olive: "#808000", olivedrab: "#6b8e23", orange: "#ffa500", orangered: "#ff4500", orchid: "#da70d6", palegoldenrod: "#eee8aa", palegreen: "#98fb98", paleturquoise: "#afeeee", palevioletred: "#db7093", papayawhip: "#ffefd5", peachpuff: "#ffdab9", peru: "#cd853f", pink: "#ffc0cb", plum: "#dda0dd", powderblue: "#b0e0e6", purple: "#800080", red: "#f00", rosybrown: "#bc8f8f", royalblue: "#4169e1", saddlebrown: "#8b4513", salmon: "#fa8072", sandybrown: "#f4a460", seagreen: "#2e8b57", seashell: "#fff5ee", sienna: "#a0522d", silver: "#c0c0c0", skyblue: "#87ceeb", slateblue: "#6a5acd", slategray: "#708090", snow: "#fffafa", springgreen: "#00ff7f", steelblue: "#4682b4", tan: "#d2b48c", teal: "#008080", thistle: "#d8bfd8", tomato: "#ff6347", turquoise: "#40e0d0", violet: "#ee82ee", wheat: "#f5deb3", white: "#fff", whitesmoke: "#f5f5f5", yellow: "#ff0", yellowgreen: "#9acd32"};
if (colour.toString().toLowerCase() in htmlcolors) {
colour = htmlcolors[colour.toString().toLowerCase()];
}
if (!colour) {
return {r: 0, g: 0, b: 0, hex: "#000"};
}
if (colour == "none") {
return {r: -1, g: -1, b: -1, hex: "none"};
}
var red, green, blue,
rgb = colour.match(/^\s*((#[a-f\d]{6})|(#[a-f\d]{3})|rgb\(\s*([\d\.]+\s*,\s*[\d\.]+\s*,\s*[\d\.]+)\s*\)|rgb\(\s*([\d\.]+%\s*,\s*[\d\.]+%\s*,\s*[\d\.]+%)\s*\)|hsb\(\s*([\d\.]+\s*,\s*[\d\.]+\s*,\s*[\d\.]+)\s*\)|hsb\(\s*([\d\.]+%\s*,\s*[\d\.]+%\s*,\s*[\d\.]+%)\s*\))\s*$/i);
if (rgb) {
if (rgb[2]) {
blue = parseInt(rgb[2].substring(5), 16);
green = parseInt(rgb[2].substring(3, 5), 16);
red = parseInt(rgb[2].substring(1, 3), 16);
}
if (rgb[3]) {
blue = parseInt(rgb[3].substring(3) + rgb[3].substring(3), 16);
green = parseInt(rgb[3].substring(2, 3) + rgb[3].substring(2, 3), 16);
red = parseInt(rgb[3].substring(1, 2) + rgb[3].substring(1, 2), 16);
}
if (rgb[4]) {
rgb = rgb[4].split(/\s*,\s*/);
red = parseFloat(rgb[0], 10);
green = parseFloat(rgb[1], 10);
blue = parseFloat(rgb[2], 10);
}
if (rgb[5]) {
rgb = rgb[5].split(/\s*,\s*/);
red = parseFloat(rgb[0], 10) * 2.55;
green = parseFloat(rgb[1], 10) * 2.55;
blue = parseFloat(rgb[2], 10) * 2.55;
}
if (rgb[6]) {
rgb = rgb[6].split(/\s*,\s*/);
red = parseFloat(rgb[0], 10);
green = parseFloat(rgb[1], 10);
blue = parseFloat(rgb[2], 10);
return Raphael.hsb2rgb(red, green, blue);
}
if (rgb[7]) {
rgb = rgb[7].split(/\s*,\s*/);
red = parseFloat(rgb[0], 10) * 2.55;
green = parseFloat(rgb[1], 10) * 2.55;
blue = parseFloat(rgb[2], 10) * 2.55;
return Raphael.hsb2rgb(red, green, blue);
}
var rgb = {r: red, g: green, b: blue};
var r = Math.round(red).toString(16);
(r.length == 1) && (r = "0" + r);
var g = Math.round(green).toString(16);
(g.length == 1) && (g = "0" + g);
var b = Math.round(blue).toString(16);
(b.length == 1) && (b = "0" + b);
rgb.hex = "#" + r + g + b;
return rgb;
} else {
return {r: -1, g: -1, b: -1, hex: "none"};
}
};
R.getColor = function (value) {
var start = arguments.callee.start = arguments.callee.start || {h: 0, s: 1, b: value || .75};
var rgb = Raphael.hsb2rgb(start.h, start.s, start.b);
start.h += .075;
if (start.h > 1) {
start.h = 0;
start.s -= .2;
if (start.s <= 0) {
arguments.callee.start = {h: 0, s: 1, b: start.b};
}
}
return rgb.hex;
};
R.getColor.reset = function () {
this.start = undefined;
};
// path utilities
R.parsePathString = function (pathString) {
var paramCounts = {a: 7, c: 6, h: 1, l: 2, m: 2, q: 4, s: 4, t: 2, v: 1, z: 0},
data = [],
toString = function () {
var res = "";
for (var i = 0, ii = this.length; i < ii; i++) {
res += this[i][0] + this[i].join(",").substring(2);
}
return res;
};
if (pathString.toString.toString() == toString.toString()) {
return pathString;
}
pathString.replace(/([achlmqstvz])[\s,]*((-?\d*\.?\d*\s*,?\s*)+)/ig, function (a, b, c) {
var params = [], name = b.toLowerCase();
c.replace(/(-?\d*\.?\d*)\s*,?\s*/ig, function (a, b) {
b && params.push(+b);
});
while (params.length >= paramCounts[name]) {
data.push([b].concat(params.splice(0, paramCounts[name])));
if (!paramCounts[name]) {
break;
};
}
});
data.toString = toString;
return data;
};
var pathDimensions = function (path) {
var pathArray = path;
if (typeof path == "string") {
pathArray = Raphael.parsePathString(path);
}
pathArray = pathToAbsolute(pathArray);
var x = [], y = [], length = 0;
for (var i = 0, ii = pathArray.length; i < ii; i++) {
switch (pathArray[i][0]) {
case "Z":
break;
case "A":
x.push(pathArray[i][pathArray[i].length - 2]);
y.push(pathArray[i][pathArray[i].length - 1]);
break;
default:
for (var j = 1, jj = pathArray[i].length; j < jj; j++) {
if (j % 2) {
x.push(pathArray[i][j]);
} else {
y.push(pathArray[i][j]);
}
}
}
}
var minx = Math.min.apply(Math, x),
miny = Math.min.apply(Math, y);
return {
x: minx,
y: miny,
width: Math.max.apply(Math, x) - minx,
height: Math.max.apply(Math, y) - miny,
X: x,
Y: y
};
};
var pathToRelative = function (pathArray) {
var res = [];
if (typeof pathArray == "string") {
pathArray = R.parsePathString(pathArray);
}
var x = 0, y = 0, start = 0;
if (pathArray[0][0] == "M") {
x = pathArray[0][1];
y = pathArray[0][2];
start++;
res.push(pathArray[0]);
}
for (var i = start, ii = pathArray.length; i < ii; i++) {
res[i] = [];
if (pathArray[i][0] != pathArray[i][0].toLowerCase()) {
res[i][0] = pathArray[i][0].toLowerCase();
switch (res[i][0]) {
case "a":
res[i][1] = pathArray[i][1];
res[i][2] = pathArray[i][2];
res[i][3] = 0;
res[i][4] = pathArray[i][4];
res[i][5] = pathArray[i][5];
res[i][6] = +(pathArray[i][6] - x).toFixed(3);
res[i][7] = +(pathArray[i][7] - y).toFixed(3);
break;
case "v":
res[i][1] = +(pathArray[i][1] - y).toFixed(3);
break;
default:
for (var j = 1, jj = pathArray[i].length; j < jj; j++) {
res[i][j] = +(pathArray[i][j] - ((j % 2) ? x : y)).toFixed(3);
}
}
} else {
res[i] = pathArray[i];
}
switch (res[i][0]) {
case "z":
break;
case "h":
x += res[i][res[i].length - 1];
break;
case "v":
y += res[i][res[i].length - 1];
break;
default:
x += res[i][res[i].length - 2];
y += res[i][res[i].length - 1];
}
}
res.toString = pathArray.toString;
return res;
};
var pathToAbsolute = function (pathArray) {
var res = [];
if (typeof pathArray == "string") {
pathArray = R.parsePathString(pathArray);
}
var x = 0,
y = 0,
start = 0;
if (pathArray[0][0] == "M") {
x = +pathArray[0][1];
y = +pathArray[0][2];
start++;
res[0] = pathArray[0];
}
for (var i = start, ii = pathArray.length; i < ii; i++) {
res[i] = [];
if (pathArray[i][0] != (pathArray[i][0] + "").toUpperCase()) {
res[i][0] = (pathArray[i][0] + "").toUpperCase();
switch (res[i][0]) {
case "A":
res[i][1] = pathArray[i][1];
res[i][2] = pathArray[i][2];
res[i][3] = 0;
res[i][4] = pathArray[i][4];
res[i][5] = pathArray[i][5];
res[i][6] = +(pathArray[i][6] + x).toFixed(3);
res[i][7] = +(pathArray[i][7] + y).toFixed(3);
break;
case "V":
res[i][1] = +pathArray[i][1] + y;
break;
default:
for (var j = 1, jj = pathArray[i].length; j < jj; j++) {
res[i][j] = +pathArray[i][j] + ((j % 2) ? x : y);
}
}
} else {
res[i] = pathArray[i];
}
switch (res[i][0]) {
case "Z":
break;
case "H":
x = res[i][1];
break;
case "V":
y = res[i][1];
break;
default:
x = res[i][res[i].length - 2];
y = res[i][res[i].length - 1];
}
}
res.toString = pathArray.toString;
return res;
};
var pathEqualiser = function (path1, path2) {
var data = [pathToAbsolute(Raphael.parsePathString(path1)), pathToAbsolute(Raphael.parsePathString(path2))],
attrs = [{x: 0, y: 0, bx: 0, by: 0, X: 0, Y: 0}, {x: 0, y: 0, bx: 0, by: 0, X: 0, Y: 0}],
processPath = function (path, d) {
if (!path) {
return ["U"];
}
switch (path[0]) {
case "M":
d.X = path[1];
d.Y = path[2];
break;
case "S":
var nx = d.x + (d.x - (d.bx || d.x));
var ny = d.y + (d.y - (d.by || d.y));
path = ["C", nx, ny, path[1], path[2], path[3], path[4]];
break;
case "T":
var nx = d.x + (d.x - (d.bx || d.x));
var ny = d.y + (d.y - (d.by || d.y));
path = ["Q", nx, ny, path[1], path[2]];
break;
case "H":
path = ["L", path[1], d.y];
break;
case "V":
path = ["L", d.x, path[1]];
break;
case "Z":
path = ["L", d.X, d.Y];
break;
}
return path;
},
edgeCases = function (a, b, i) {
if (data[a][i][0] == "M" && data[b][i][0] != "M") {
data[b].splice(i, 0, ["M", attrs[b].x, attrs[b].y]);
attrs[a].bx = data[a][i][data[a][i].length - 4] || 0;
attrs[a].by = data[a][i][data[a][i].length - 3] || 0;
attrs[a].x = data[a][i][data[a][i].length - 2];
attrs[a].y = data[a][i][data[a][i].length - 1];
return true;
} else if (data[a][i][0] == "L" && data[b][i][0] == "C") {
data[a][i] = ["C", attrs[a].x, attrs[a].y, data[a][i][1], data[a][i][2], data[a][i][1], data[a][i][2]];
} else if (data[a][i][0] == "L" && data[b][i][0] == "Q") {
data[a][i] = ["Q", data[a][i][1], data[a][i][2], data[a][i][1], data[a][i][2]];
} else if (data[a][i][0] == "Q" && data[b][i][0] == "C") {
var x = data[b][i][data[b][i].length - 2];
var y = data[b][i][data[b][i].length - 1];
data[b].splice(i + 1, 0, ["Q", x, y, x, y]);
data[a].splice(i, 0, ["C", attrs[a].x, attrs[a].y, attrs[a].x, attrs[a].y, attrs[a].x, attrs[a].y]);
i++;
attrs[b].bx = data[b][i][data[b][i].length - 4] || 0;
attrs[b].by = data[b][i][data[b][i].length - 3] || 0;
attrs[b].x = data[b][i][data[b][i].length - 2];
attrs[b].y = data[b][i][data[b][i].length - 1];
return true;
} else if (data[a][i][0] == "A" && data[b][i][0] == "C") {
var x = data[b][i][data[b][i].length - 2];
var y = data[b][i][data[b][i].length - 1];
data[b].splice(i + 1, 0, ["A", 0, 0, data[a][i][3], data[a][i][4], data[a][i][5], x, y]);
data[a].splice(i, 0, ["C", attrs[a].x, attrs[a].y, attrs[a].x, attrs[a].y, attrs[a].x, attrs[a].y]);
i++;
attrs[b].bx = data[b][i][data[b][i].length - 4] || 0;
attrs[b].by = data[b][i][data[b][i].length - 3] || 0;
attrs[b].x = data[b][i][data[b][i].length - 2];
attrs[b].y = data[b][i][data[b][i].length - 1];
return true;
} else if (data[a][i][0] == "U") {
data[a][i][0] = data[b][i][0];
for (var j = 1, jj = data[b][i].length; j < jj; j++) {
data[a][i][j] = (j % 2) ? attrs[a].x : attrs[a].y;
}
}
return false;
};
for (var i = 0; i < Math.max(data[0].length, data[1].length); i++) {
data[0][i] = processPath(data[0][i], attrs[0]);
data[1][i] = processPath(data[1][i], attrs[1]);
if (data[0][i][0] != data[1][i][0] && (edgeCases(0, 1, i) || edgeCases(1, 0, i))) {
continue;
}
attrs[0].bx = data[0][i][data[0][i].length - 4] || 0;
attrs[0].by = data[0][i][data[0][i].length - 3] || 0;
attrs[0].x = data[0][i][data[0][i].length - 2];
attrs[0].y = data[0][i][data[0][i].length - 1];
attrs[1].bx = data[1][i][data[1][i].length - 4] || 0;
attrs[1].by = data[1][i][data[1][i].length - 3] || 0;
attrs[1].x = data[1][i][data[1][i].length - 2];
attrs[1].y = data[1][i][data[1][i].length - 1];
}
return data;
};
var toGradient = function (gradient) {
if (typeof gradient == "string") {
gradient = gradient.split(/\s*\-\s*/);
var angle = gradient.shift();
if (angle.toLowerCase() == "v") {
angle = 90;
} else if (angle.toLowerCase() == "h") {
angle = 0;
} else {
angle = parseFloat(angle, 10);
}
angle = -angle;
var grobj = {angle: angle, type: "linear", dots: [], vector: [0, 0, Math.cos(angle * Math.PI / 180).toFixed(3), Math.sin(angle * Math.PI / 180).toFixed(3)]};
var max = 1 / (Math.max(Math.abs(grobj.vector[2]), Math.abs(grobj.vector[3])) || 1);
grobj.vector[2] *= max;
grobj.vector[3] *= max;
if (grobj.vector[2] < 0) {
grobj.vector[0] = -grobj.vector[2];
grobj.vector[2] = 0;
}
if (grobj.vector[3] < 0) {
grobj.vector[1] = -grobj.vector[3];
grobj.vector[3] = 0;
}
grobj.vector[0] = grobj.vector[0].toFixed(3);
grobj.vector[1] = grobj.vector[1].toFixed(3);
grobj.vector[2] = grobj.vector[2].toFixed(3);
grobj.vector[3] = grobj.vector[3].toFixed(3);
for (var i = 0, ii = gradient.length; i < ii; i++) {
var dot = {};
var par = gradient[i].match(/^([^:]*):?([\d\.]*)/);
dot.color = getRGB(par[1]).hex;
par[2] && (dot.offset = par[2] + "%");
grobj.dots.push(dot);
}
for (var i = 1, ii = grobj.dots.length - 1; i < ii; i++) {
if (!grobj.dots[i].offset) {
var start = parseFloat(grobj.dots[i - 1].offset || 0, 10),
end = false;
for (var j = i + 1; j < ii; j++) {
if (grobj.dots[j].offset) {
end = grobj.dots[j].offset;
break;
}
}
if (!end) {
end = 100;
j = ii;
}
end = parseFloat(end, 10);
var d = (end - start) / (j - i + 1);
for (; i < j; i++) {
start += d;
grobj.dots[i].offset = start + "%";
}
}
}
return grobj;
} else {
return gradient;
}
};
// SVG
if (R.svg) {
var thePath = function (params, pathString, SVG) {
var el = doc.createElementNS(SVG.svgns, "path");
el.setAttribute("fill", "none");
if (SVG.canvas) {
SVG.canvas.appendChild(el);
}
var p = new Element(el, SVG);
p.isAbsolute = true;
p.type = "path";
p.last = {x: 0, y: 0, bx: 0, by: 0};
p.absolutely = function () {
this.isAbsolute = true;
return this;
};
p.relatively = function () {
this.isAbsolute = false;
return this;
};
p.moveTo = function (x, y) {
var d = this.isAbsolute?"M":"m";
d += parseFloat(x, 10).toFixed(3) + " " + parseFloat(y, 10).toFixed(3) + " ";
var oldD = this[0].getAttribute("d") || "";
(oldD == "M0,0") && (oldD = "");
this[0].setAttribute("d", oldD + d);
this.last.x = (this.isAbsolute ? 0 : this.last.x) + parseFloat(x, 10);
this.last.y = (this.isAbsolute ? 0 : this.last.y) + parseFloat(y, 10);
this.attrs.path = oldD + d;
return this;
};
p.lineTo = function (x, y) {
this.last.x = (this.isAbsolute ? 0 : this.last.x) + parseFloat(x, 10);
this.last.y = (this.isAbsolute ? 0 : this.last.y) + parseFloat(y, 10);
var d = this.isAbsolute?"L":"l";
d += parseFloat(x, 10).toFixed(3) + " " + parseFloat(y, 10).toFixed(3) + " ";
var oldD = this[0].getAttribute("d") || "";
this[0].setAttribute("d", oldD + d);
this.attrs.path = oldD + d;
return this;
};
p.arcTo = function (rx, ry, large_arc_flag, sweep_flag, x, y) {
var d = this.isAbsolute ? "A" : "a";
d += [parseFloat(rx, 10).toFixed(3), parseFloat(ry, 10).toFixed(3), 0, large_arc_flag, sweep_flag, parseFloat(x, 10).toFixed(3), parseFloat(y, 10).toFixed(3)].join(" ");
var oldD = this[0].getAttribute("d") || "";
this[0].setAttribute("d", oldD + d);
this.last.x = parseFloat(x, 10);
this.last.y = parseFloat(y, 10);
this.attrs.path = oldD + d;
return this;
};
p.cplineTo = function (x1, y1, w1) {
if (!w1) {
return this.lineTo(x1, y1);
} else {
var p = {};
var x = parseFloat(x1, 10);
var y = parseFloat(y1, 10);
var w = parseFloat(w1, 10);
var d = this.isAbsolute?"C":"c";
var attr = [+this.last.x + w, +this.last.y, x - w, y, x, y];
for (var i = 0, ii = attr.length; i < ii; i++) {
d += attr[i].toFixed(3) + " ";
}
this.last.x = (this.isAbsolute ? 0 : this.last.x) + attr[4];
this.last.y = (this.isAbsolute ? 0 : this.last.y) + attr[5];
this.last.bx = attr[2];
this.last.by = attr[3];
var oldD = this[0].getAttribute("d") || "";
this[0].setAttribute("d", oldD + d);
this.attrs.path = oldD + d;
return this;
}
};
p.curveTo = function () {
var p = {},
command = [0, 1, 2, 3, "s", 5, "c"];
var d = command[arguments.length];
if (this.isAbsolute) {
d = d.toUpperCase();
}
for (var i = 0, ii = arguments.length; i < ii; i++) {
d += parseFloat(arguments[i], 10).toFixed(3) + " ";
}
this.last.x = (this.isAbsolute ? 0 : this.last.x) + parseFloat(arguments[arguments.length - 2], 10);
this.last.y = (this.isAbsolute ? 0 : this.last.y) + parseFloat(arguments[arguments.length - 1], 10);
this.last.bx = parseFloat(arguments[arguments.length - 4], 10);
this.last.by = parseFloat(arguments[arguments.length - 3], 10);
var oldD = this.node.getAttribute("d") || "";
this.node.setAttribute("d", oldD + d);
this.attrs.path = oldD + d;
return this;
};
p.qcurveTo = function () {
var p = {},
command = [0, 1, "t", 3, "q"];
var d = command[arguments.length];
if (this.isAbsolute) {
d = d.toUpperCase();
}
for (var i = 0, ii = arguments.length; i < ii; i++) {
d += parseFloat(arguments[i], 10).toFixed(3) + " ";
}
this.last.x = (this.isAbsolute ? 0 : this.last.x) + parseFloat(arguments[arguments.length - 2], 10);
this.last.y = (this.isAbsolute ? 0 : this.last.y) + parseFloat(arguments[arguments.length - 1], 10);
if (arguments.length != 2) {
this.last.qx = parseFloat(arguments[arguments.length - 4], 10);
this.last.qy = parseFloat(arguments[arguments.length - 3], 10);
}
var oldD = this.node.getAttribute("d") || "";
this.node.setAttribute("d", oldD + d);
this.attrs.path = oldD + d;
return this;
};
p.addRoundedCorner = function (r, dir) {
var R = .5522 * r, rollback = this.isAbsolute, o = this;
if (rollback) {
this.relatively();
rollback = function () {
o.absolutely();
};
} else {
rollback = function () {};
}
var actions = {
l: function () {
return {
u: function () {
o.curveTo(-R, 0, -r, -(r - R), -r, -r);
},
d: function () {
o.curveTo(-R, 0, -r, r - R, -r, r);
}
};
},
r: function () {
return {
u: function () {
o.curveTo(R, 0, r, -(r - R), r, -r);
},
d: function () {
o.curveTo(R, 0, r, r - R, r, r);
}
};
},
u: function () {
return {
r: function () {
o.curveTo(0, -R, -(R - r), -r, r, -r);
},
l: function () {
o.curveTo(0, -R, R - r, -r, -r, -r);
}
};
},
d: function () {
return {
r: function () {
o.curveTo(0, R, -(R - r), r, r, r);
},
l: function () {
o.curveTo(0, R, R - r, r, -r, r);
}
};
}
};
actions[dir[0]]()[dir[1]]();
rollback();
return o;
};
p.andClose = function () {
var oldD = this[0].getAttribute("d") || "";
this[0].setAttribute("d", oldD + "Z ");
this.attrs.path = oldD + "Z ";
return this;
};
if (pathString) {
p.attrs.path = "" + pathString;
p.absolutely();
paper.pathfinder(p, p.attrs.path);
}
if (params) {
setFillAndStroke(p, params);
}
return p;
};
var addGrdientFill = function (o, gradient, SVG) {
gradient = toGradient(gradient);
var el = doc.createElementNS(SVG.svgns, (gradient.type || "linear") + "Gradient");
el.id = "raphael-gradient-" + Raphael.idGenerator++;
if (gradient.vector && gradient.vector.length) {
el.setAttribute("x1", gradient.vector[0]);
el.setAttribute("y1", gradient.vector[1]);
el.setAttribute("x2", gradient.vector[2]);
el.setAttribute("y2", gradient.vector[3]);
}
SVG.defs.appendChild(el);
var isopacity = true;
for (var i = 0, ii = gradient.dots.length; i < ii; i++) {
var stop = doc.createElementNS(SVG.svgns, "stop");
if (gradient.dots[i].offset) {
isopacity = false;
}
stop.setAttribute("offset", gradient.dots[i].offset ? gradient.dots[i].offset : (i == 0) ? "0%" : "100%");
stop.setAttribute("stop-color", getRGB(gradient.dots[i].color).hex || "#fff");
// ignoring opacity for internal points, because VML doesn't support it
el.appendChild(stop);
};
if (isopacity && typeof gradient.dots[ii - 1].opacity != "undefined") {
stop.setAttribute("stop-opacity", gradient.dots[ii - 1].opacity);
}
o.setAttribute("fill", "url(#" + el.id + ")");
o.style.opacity = 1;
o.style.fillOpacity = 1;
o.setAttribute("opacity", 1);
o.setAttribute("fill-opacity", 1);
};
var updatePosition = function (o) {
if (o.pattern) {
var bbox = o.node.getBBox();
o.pattern.setAttribute("patternTransform", "translate(" + [bbox.x, bbox.y].join(",") + ")");
}
};
var setFillAndStroke = function (o, params) {
var dasharray = {
"-": [3, 1],
".": [1, 1],
"-.": [3, 1, 1, 1],
"-..": [3, 1, 1, 1, 1, 1],
". ": [1, 3],
"- ": [4, 3],
"--": [8, 3],
"- .": [4, 3, 1, 3],
"--.": [8, 3, 1, 3],
"--..": [8, 3, 1, 3, 1, 3]
},
addDashes = function (o, value) {
value = dasharray[value.toString().toLowerCase()];
if (value) {
var width = o.attrs["stroke-width"] || "1",
butt = {round: width, square: width, butt: 0}[o.attrs["stroke-linecap"] || params["stroke-linecap"]] || 0,
dashes = [];
for (var i = 0, ii = value.length; i < ii; i++) {
dashes.push(value[i] * width + ((i % 2) ? 1 : -1) * butt);
}
value = dashes.join(",");
o.node.setAttribute("stroke-dasharray", value);
}
};
for (var att in params) {
var value = params[att];
o.attrs[att] = value;
switch (att) {
case "path":
if (o.type == "path") {
o.node.setAttribute("d", "M0,0");
paper.pathfinder(o, value);
}
case "rx":
case "cx":
case "x":
o.node.setAttribute(att, value);
updatePosition(o);
break;
case "ry":
case "cy":
case "y":
o.node.setAttribute(att, value);
updatePosition(o);
break;
case "width":
o.node.setAttribute(att, value);
break;
case "height":
o.node.setAttribute(att, value);
break;
case "src":
if (o.type == "image") {
o.node.setAttributeNS(svg.xlink, "href", value);
}
break;
case "stroke-width":
o.node.style.strokeWidth = value;
// Need following line for Firefox
o.node.setAttribute(att, value);
if (o.attrs["stroke-dasharray"]) {
addDashes(o, o.attrs["stroke-dasharray"]);
}
break;
case "stroke-dasharray":
addDashes(o, value);
break;
case "rotation":
o.rotate(value, true);
break;
case "translation":
var xy = (value + "").split(separator);
o.translate((+xy[0] + 1 || 2) - 1, (+xy[1] + 1 || 2) - 1);
break;
case "scale":
var xy = (value + "").split(separator);
o.scale(+xy[0] || 1, +xy[1] || +xy[0] || 1);
break;
case "fill":
var isURL = value.match(/^url\(([^\)]+)\)$/i);
if (isURL) {
var el = doc.createElementNS(o.svg.svgns, "pattern");
var ig = doc.createElementNS(o.svg.svgns, "image");
el.id = "raphael-pattern-" + Raphael.idGenerator++;
el.setAttribute("x", 0);
el.setAttribute("y", 0);
el.setAttribute("patternUnits", "userSpaceOnUse");
ig.setAttribute("x", 0);
ig.setAttribute("y", 0);
ig.setAttributeNS(o.svg.xlink, "href", isURL[1]);
el.appendChild(ig);
var img = doc.createElement("img");
img.style.position = "absolute";
img.style.top = "-9999em";
img.style.left = "-9999em";
img.onload = function () {
el.setAttribute("width", this.offsetWidth);
el.setAttribute("height", this.offsetHeight);
ig.setAttribute("width", this.offsetWidth);
ig.setAttribute("height", this.offsetHeight);
doc.body.removeChild(this);
paper.safari();
};
doc.body.appendChild(img);
img.src = isURL[1];
o.svg.defs.appendChild(el);
o.node.style.fill = "url(#" + el.id + ")";
o.node.setAttribute("fill", "url(#" + el.id + ")");
o.pattern = el;
updatePosition(o);
break;
}
delete params.gradient;
delete o.attrs.gradient;
if (typeof o.attrs.opacity != "undefined" && typeof params.opacity == "undefined" ) {
o.node.style.opacity = o.attrs.opacity;
// Need following line for Firefox
o.node.setAttribute("opacity", o.attrs.opacity);
}
if (typeof o.attrs["fill-opacity"] != "undefined" && typeof params["fill-opacity"] == "undefined" ) {
o.node.style.fillOpacity = o.attrs["fill-opacity"];
// Need following line for Firefox
o.node.setAttribute("fill-opacity", o.attrs["fill-opacity"]);
}
case "stroke":
o.node.style[att] = getRGB(value).hex;
// Need following line for Firefox
o.node.setAttribute(att, getRGB(value).hex);
break;
case "gradient":
addGrdientFill(o.node, value, o.svg);
break;
case "opacity":
case "fill-opacity":
if (o.attrs.gradient) {
var gradient = doc.getElementById(o.node.getAttribute("fill").replace(/^url\(#|\)$/g, ""));
if (gradient) {
var stops = gradient.getElementsByTagName("stop");
stops[stops.length - 1].setAttribute("stop-opacity", value);
}
break;
}
default :
var cssrule = att.replace(/(\-.)/g, function (w) {
return w.substring(1).toUpperCase();
});
o.node.style[cssrule] = value;
// Need following line for Firefox
o.node.setAttribute(att, value);
break;
}
}
tuneText(o, params);
};
var leading = 1.2;
var tuneText = function (element, params) {
if (element.type != "text" || !("text" in params || "font" in params || "font-size" in params || "x" in params)) {
return;
}
var fontSize = element.node.firstChild ? parseInt(doc.defaultView.getComputedStyle(element.node.firstChild, "").getPropertyValue("font-size"), 10) : 10;
var height = 0;
if ("text" in params) {
while (element.node.firstChild) {
element.node.removeChild(element.node.firstChild);
}
var texts = (params.text + "").split("\n");
for (var i = 0, ii = texts.length; i < ii; i++) {
var tspan = doc.createElementNS(element.svg.svgns, "tspan");
i && tspan.setAttribute("dy", fontSize * leading);
i && tspan.setAttribute("x", element.attrs.x);
tspan.appendChild(doc.createTextNode(texts[i]));
element.node.appendChild(tspan);
height += fontSize * leading;
}
} else {
var texts = element.node.getElementsByTagName("tspan");
for (var i = 0, ii = texts.length; i < ii; i++) {
i && texts[i].setAttribute("dy", fontSize * leading);
i && texts[i].setAttribute("x", element.attrs.x);
height += fontSize * leading;
}
}
height -= fontSize * (leading - 1);
var dif = height / 2 - fontSize;
if (dif) {
element.node.setAttribute("y", element.attrs.y - dif);
}
setTimeout(function () {
});
};
var Element = function (node, svg) {
var X = 0,
Y = 0;
this[0] = node;
this.node = node;
this.svg = svg;
this.attrs = this.attrs || {};
this.transformations = []; // rotate, translate, scale
this._ = {
tx: 0,
ty: 0,
rt: {deg: 0, x: 0, y: 0},
sx: 1,
sy: 1
};
};
Element.prototype.translate = function (x, y) {
if (x == undefined && y == undefined) {
return {x: this._.tx, y: this._.ty};
}
this._.tx += +x;
this._.ty += +y;
switch (this.type) {
case "circle":
case "ellipse":
this.attr({cx: this.attrs.cx + x, cy: this.attrs.cy + y});
break;
case "rect":
case "image":
case "text":
this.attr({x: this.attrs.x + +x, y: this.attrs.y + +y});
break;
case "path":
var path = pathToRelative(this.attrs.path);
path[0][1] += +x;
path[0][2] += +y;
this.attr({path: path.join(" ")});
break;
}
return this;
};
Element.prototype.rotate = function (deg, cx, cy) {
if (deg == null) {
return this._.rt.deg;