Raphael 1.5.2 - JavaScript Vector Library.
/*!* Raphael 1.5.2 - JavaScript Vector Library
*
* Copyright (c) 2010 Dmitry Baranovskiy (http://raphaeljs.com)
* Licensed under the MIT (http://raphaeljs.com/license.html) license.
*/
(function () {
function R() {
if (R.is(arguments[0], array)) {
var a = arguments[0],
cnv = create[apply](R, a.splice(0, 3 + R.is(a[0], nu))),
res = cnv.set();
for (var i = 0, ii = a[length]; i < ii; i++) {
var j = a[i] || {};
elements[has](j.type) && res[push](cnv[j.type]().attr(j));
}
return res;
}
return create[apply](R, arguments);
}
R.version = "1.5.2";
var separator = /[, ]+/,
elements = {circle: 1, rect: 1, path: 1, ellipse: 1, text: 1, image: 1},
formatrg = /\{(\d+)\}/g,
proto = "prototype",
has = "hasOwnProperty",
doc = document,
win = window,
oldRaphael = {
was: Object[proto][has].call(win, "Raphael"),
is: win.Raphael
},
Paper = function () {
this.customAttributes = {};
},
paperproto,
appendChild = "appendChild",
apply = "apply",
concat = "concat",
supportsTouch = "createTouch" in doc,
E = "",
S = " ",
Str = String,
split = "split",
events = "click dblclick mousedown mousemove mouseout mouseover mouseup touchstart touchmove touchend orientationchange touchcancel gesturestart gesturechange gestureend"[split](S),
touchMap = {
mousedown: "touchstart",
mousemove: "touchmove",
mouseup: "touchend"
},
join = "join",
length = "length",
lowerCase = Str[proto].toLowerCase,
math = Math,
mmax = math.max,
mmin = math.min,
abs = math.abs,
pow = math.pow,
PI = math.PI,
nu = "number",
string = "string",
array = "array",
toString = "toString",
fillString = "fill",
objectToString = Object[proto][toString],
paper = {},
push = "push",
ISURL = /^url\(['"]?([^\)]+?)['"]?\)$/i,
colourRegExp = /^\s*((#[a-f\d]{6})|(#[a-f\d]{3})|rgba?\(\s*([\d\.]+%?\s*,\s*[\d\.]+%?\s*,\s*[\d\.]+(?:%?\s*,\s*[\d\.]+)?)%?\s*\)|hsba?\(\s*([\d\.]+(?:deg|\xb0|%)?\s*,\s*[\d\.]+%?\s*,\s*[\d\.]+(?:%?\s*,\s*[\d\.]+)?)%?\s*\)|hsla?\(\s*([\d\.]+(?:deg|\xb0|%)?\s*,\s*[\d\.]+%?\s*,\s*[\d\.]+(?:%?\s*,\s*[\d\.]+)?)%?\s*\))\s*$/i,
isnan = {"NaN": 1, "Infinity": 1, "-Infinity": 1},
bezierrg = /^(?:cubic-)?bezier\(([^,]+),([^,]+),([^,]+),([^\)]+)\)/,
round = math.round,
setAttribute = "setAttribute",
toFloat = parseFloat,
toInt = parseInt,
ms = " progid:DXImageTransform.Microsoft",
upperCase = Str[proto].toUpperCase,
availableAttrs = {blur: 0, "clip-rect": "0 0 1e9 1e9", cursor: "default", cx: 0, cy: 0, fill: "#fff", "fill-opacity": 1, font: '10px "Arial"', "font-family": '"Arial"', "font-size": "10", "font-style": "normal", "font-weight": 400, gradient: 0, height: 0, href: "http://raphaeljs.com/", opacity: 1, path: "M0,0", r: 0, rotation: 0, rx: 0, ry: 0, scale: "1 1", src: "", stroke: "#000", "stroke-dasharray": "", "stroke-linecap": "butt", "stroke-linejoin": "butt", "stroke-miterlimit": 0, "stroke-opacity": 1, "stroke-width": 1, target: "_blank", "text-anchor": "middle", title: "Raphael", translation: "0 0", width: 0, x: 0, y: 0},
availableAnimAttrs = {along: "along", blur: nu, "clip-rect": "csv", cx: nu, cy: nu, fill: "colour", "fill-opacity": nu, "font-size": nu, height: nu, opacity: nu, path: "path", r: nu, rotation: "csv", rx: nu, ry: nu, scale: "csv", stroke: "colour", "stroke-opacity": nu, "stroke-width": nu, translation: "csv", width: nu, x: nu, y: nu},
rp = "replace",
animKeyFrames= /^(from|to|\d+%?)$/,
commaSpaces = /\s*,\s*/,
hsrg = {hs: 1, rg: 1},
p2s = /,?([achlmqrstvxz]),?/gi,
pathCommand = /([achlmqstvz])[\s,]*((-?\d*\.?\d*(?:e[-+]?\d+)?\s*,?\s*)+)/ig,
pathValues = /(-?\d*\.?\d*(?:e[-+]?\d+)?)\s*,?\s*/ig,
radial_gradient = /^r(?:\(([^,]+?)\s*,\s*([^\)]+?)\))?/,
sortByKey = function (a, b) {
return a.key - b.key;
};
R.type = (win.SVGAngle || doc.implementation.hasFeature("http://www.w3.org/TR/SVG11/feature#BasicStructure", "1.1") ? "SVG" : "VML");
if (R.type == "VML") {
var d = doc.createElement("div"),
b;
d.innerHTML = '<v:shape adj="1"/>';
b = d.firstChild;
b.style.behavior = "url(#default#VML)";
if (!(b && typeof b.adj == "object")) {
return R.type = null;
}
d = null;
}
R.svg = !(R.vml = R.type == "VML");
Paper[proto] = R[proto];
paperproto = Paper[proto];
R._id = 0;
R._oid = 0;
R.fn = {};
R.is = function (o, type) {
type = lowerCase.call(type);
if (type == "finite") {
return !isnan[has](+o);
}
return (type == "null" && o === null) ||
(type == typeof o) ||
(type == "object" && o === Object(o)) ||
(type == "array" && Array.isArray && Array.isArray(o)) ||
objectToString.call(o).slice(8, -1).toLowerCase() == type;
};
R.angle = function (x1, y1, x2, y2, x3, y3) {
if (x3 == null) {
var x = x1 - x2,
y = y1 - y2;
if (!x && !y) {
return 0;
}
return ((x < 0) * 180 + math.atan(-y / -x) * 180 / PI + 360) % 360;
} else {
return R.angle(x1, y1, x3, y3) - R.angle(x2, y2, x3, y3);
}
};
R.rad = function (deg) {
return deg % 360 * PI / 180;
};
R.deg = function (rad) {
return rad * 180 / PI % 360;
};
R.snapTo = function (values, value, tolerance) {
tolerance = R.is(tolerance, "finite") ? tolerance : 10;
if (R.is(values, array)) {
var i = values.length;
while (i--) if (abs(values[i] - value) <= tolerance) {
return values[i];
}
} else {
values = +values;
var rem = value % values;
if (rem < tolerance) {
return value - rem;
}
if (rem > values - tolerance) {
return value - rem + values;
}
}
return value;
};
function createUUID() {
// http://www.ietf.org/rfc/rfc4122.txt
var s = [],
i = 0;
for (; i < 32; i++) {
s[i] = (~~(math.random() * 16))[toString](16);
}
s[12] = 4; // bits 12-15 of the time_hi_and_version field to 0010
s[16] = ((s[16] & 3) | 8)[toString](16); // bits 6-7 of the clock_seq_hi_and_reserved to 01
return "r-" + s[join]("");
}
R.setWindow = function (newwin) {
win = newwin;
doc = win.document;
};
// colour utilities
var toHex = function (color) {
if (R.vml) {
// http://dean.edwards.name/weblog/2009/10/convert-any-colour-value-to-hex-in-msie/
var trim = /^\s+|\s+$/g;
var bod;
try {
var docum = new ActiveXObject("htmlfile");
docum.write("<body>");
docum.close();
bod = docum.body;
} catch(e) {
bod = createPopup().document.body;
}
var range = bod.createTextRange();
toHex = cacher(function (color) {
try {
bod.style.color = Str(color)[rp](trim, E);
var value = range.queryCommandValue("ForeColor");
value = ((value & 255) << 16) | (value & 65280) | ((value & 16711680) >>> 16);
return "#" + ("000000" + value[toString](16)).slice(-6);
} catch(e) {
return "none";
}
});
} else {
var i = doc.createElement("i");
i.title = "Rapha\xebl Colour Picker";
i.style.display = "none";
doc.body[appendChild](i);
toHex = cacher(function (color) {
i.style.color = color;
return doc.defaultView.getComputedStyle(i, E).getPropertyValue("color");
});
}
return toHex(color);
},
hsbtoString = function () {
return "hsb(" + [this.h, this.s, this.b] + ")";
},
hsltoString = function () {
return "hsl(" + [this.h, this.s, this.l] + ")";
},
rgbtoString = function () {
return this.hex;
};
R.hsb2rgb = function (h, s, b, o) {
if (R.is(h, "object") && "h" in h && "s" in h && "b" in h) {
b = h.b;
s = h.s;
h = h.h;
o = h.o;
}
return R.hsl2rgb(h, s, b / 2, o);
};
R.hsl2rgb = function (h, s, l, o) {
if (R.is(h, "object") && "h" in h && "s" in h && "l" in h) {
l = h.l;
s = h.s;
h = h.h;
}
if (h > 1 || s > 1 || l > 1) {
h /= 360;
s /= 100;
l /= 100;
}
var rgb = {},
channels = ["r", "g", "b"],
t2, t1, t3, r, g, b;
if (!s) {
rgb = {
r: l,
g: l,
b: l
};
} else {
if (l < .5) {
t2 = l * (1 + s);
} else {
t2 = l + s - l * s;
}
t1 = 2 * l - t2;
for (var i = 0; i < 3; i++) {
t3 = h + 1 / 3 * -(i - 1);
t3 < 0 && t3++;
t3 > 1 && t3--;
if (t3 * 6 < 1) {
rgb[channels[i]] = t1 + (t2 - t1) * 6 * t3;
} else if (t3 * 2 < 1) {
rgb[channels[i]] = t2;
} else if (t3 * 3 < 2) {
rgb[channels[i]] = t1 + (t2 - t1) * (2 / 3 - t3) * 6;
} else {
rgb[channels[i]] = t1;
}
}
}
rgb.r *= 255;
rgb.g *= 255;
rgb.b *= 255;
rgb.hex = "#" + (16777216 | rgb.b | (rgb.g << 8) | (rgb.r << 16)).toString(16).slice(1);
R.is(o, "finite") && (rgb.opacity = o);
rgb.toString = rgbtoString;
return rgb;
};
R.rgb2hsb = function (red, green, blue) {
if (green == null && R.is(red, "object") && "r" in red && "g" in red && "b" in red) {
blue = red.b;
green = red.g;
red = red.r;
}
if (green == null && R.is(red, string)) {
var clr = R.getRGB(red);
red = clr.r;
green = clr.g;
blue = clr.b;
}
if (red > 1 || green > 1 || blue > 1) {
red /= 255;
green /= 255;
blue /= 255;
}
var max = mmax(red, green, blue),
min = mmin(red, green, blue),
hue,
saturation,
brightness = max;
if (min == max) {
return {h: 0, s: 0, b: max, toString: hsbtoString};
} 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;
hue < 0 && hue++;
hue > 1 && hue--;
}
return {h: hue, s: saturation, b: brightness, toString: hsbtoString};
};
R.rgb2hsl = function (red, green, blue) {
if (green == null && R.is(red, "object") && "r" in red && "g" in red && "b" in red) {
blue = red.b;
green = red.g;
red = red.r;
}
if (green == null && R.is(red, string)) {
var clr = R.getRGB(red);
red = clr.r;
green = clr.g;
blue = clr.b;
}
if (red > 1 || green > 1 || blue > 1) {
red /= 255;
green /= 255;
blue /= 255;
}
var max = mmax(red, green, blue),
min = mmin(red, green, blue),
h,
s,
l = (max + min) / 2,
hsl;
if (min == max) {
hsl = {h: 0, s: 0, l: l};
} else {
var delta = max - min;
s = l < .5 ? delta / (max + min) : delta / (2 - max - min);
if (red == max) {
h = (green - blue) / delta;
} else if (green == max) {
h = 2 + (blue - red) / delta;
} else {
h = 4 + (red - green) / delta;
}
h /= 6;
h < 0 && h++;
h > 1 && h--;
hsl = {h: h, s: s, l: l};
}
hsl.toString = hsltoString;
return hsl;
};
R._path2string = function () {
return this.join(",")[rp](p2s, "$1");
};
function cacher(f, scope, postprocessor) {
function newf() {
var arg = Array[proto].slice.call(arguments, 0),
args = arg[join]("\u25ba"),
cache = newf.cache = newf.cache || {},
count = newf.count = newf.count || [];
if (cache[has](args)) {
return postprocessor ? postprocessor(cache[args]) : cache[args];
}
count[length] >= 1e3 && delete cache[count.shift()];
count[push](args);
cache[args] = f[apply](scope, arg);
return postprocessor ? postprocessor(cache[args]) : cache[args];
}
return newf;
}
R.getRGB = cacher(function (colour) {
if (!colour || !!((colour = Str(colour)).indexOf("-") + 1)) {
return {r: -1, g: -1, b: -1, hex: "none", error: 1};
}
if (colour == "none") {
return {r: -1, g: -1, b: -1, hex: "none"};
}
!(hsrg[has](colour.toLowerCase().substring(0, 2)) || colour.charAt() == "#") && (colour = toHex(colour));
var res,
red,
green,
blue,
opacity,
t,
values,
rgb = colour.match(colourRegExp);
if (rgb) {
if (rgb[2]) {
blue = toInt(rgb[2].substring(5), 16);
green = toInt(rgb[2].substring(3, 5), 16);
red = toInt(rgb[2].substring(1, 3), 16);
}
if (rgb[3]) {
blue = toInt((t = rgb[3].charAt(3)) + t, 16);
green = toInt((t = rgb[3].charAt(2)) + t, 16);
red = toInt((t = rgb[3].charAt(1)) + t, 16);
}
if (rgb[4]) {
values = rgb[4][split](commaSpaces);
red = toFloat(values[0]);
values[0].slice(-1) == "%" && (red *= 2.55);
green = toFloat(values[1]);
values[1].slice(-1) == "%" && (green *= 2.55);
blue = toFloat(values[2]);
values[2].slice(-1) == "%" && (blue *= 2.55);
rgb[1].toLowerCase().slice(0, 4) == "rgba" && (opacity = toFloat(values[3]));
values[3] && values[3].slice(-1) == "%" && (opacity /= 100);
}
if (rgb[5]) {
values = rgb[5][split](commaSpaces);
red = toFloat(values[0]);
values[0].slice(-1) == "%" && (red *= 2.55);
green = toFloat(values[1]);
values[1].slice(-1) == "%" && (green *= 2.55);
blue = toFloat(values[2]);
values[2].slice(-1) == "%" && (blue *= 2.55);
(values[0].slice(-3) == "deg" || values[0].slice(-1) == "\xb0") && (red /= 360);
rgb[1].toLowerCase().slice(0, 4) == "hsba" && (opacity = toFloat(values[3]));
values[3] && values[3].slice(-1) == "%" && (opacity /= 100);
return R.hsb2rgb(red, green, blue, opacity);
}
if (rgb[6]) {
values = rgb[6][split](commaSpaces);
red = toFloat(values[0]);
values[0].slice(-1) == "%" && (red *= 2.55);
green = toFloat(values[1]);
values[1].slice(-1) == "%" && (green *= 2.55);
blue = toFloat(values[2]);
values[2].slice(-1) == "%" && (blue *= 2.55);
(values[0].slice(-3) == "deg" || values[0].slice(-1) == "\xb0") && (red /= 360);
rgb[1].toLowerCase().slice(0, 4) == "hsla" && (opacity = toFloat(values[3]));
values[3] && values[3].slice(-1) == "%" && (opacity /= 100);
return R.hsl2rgb(red, green, blue, opacity);
}
rgb = {r: red, g: green, b: blue};
rgb.hex = "#" + (16777216 | blue | (green << 8) | (red << 16)).toString(16).slice(1);
R.is(opacity, "finite") && (rgb.opacity = opacity);
return rgb;
}
return {r: -1, g: -1, b: -1, hex: "none", error: 1};
}, R);
R.getColor = function (value) {
var start = this.getColor.start = this.getColor.start || {h: 0, s: 1, b: value || .75},
rgb = this.hsb2rgb(start.h, start.s, start.b);
start.h += .075;
if (start.h > 1) {
start.h = 0;
start.s -= .2;
start.s <= 0 && (this.getColor.start = {h: 0, s: 1, b: start.b});
}
return rgb.hex;
};
R.getColor.reset = function () {
delete this.start;
};
// path utilities
R.parsePathString = cacher(function (pathString) {
if (!pathString) {
return null;
}
var paramCounts = {a: 7, c: 6, h: 1, l: 2, m: 2, q: 4, s: 4, t: 2, v: 1, z: 0},
data = [];
if (R.is(pathString, array) && R.is(pathString[0], array)) { // rough assumption
data = pathClone(pathString);
}
if (!data[length]) {
Str(pathString)[rp](pathCommand, function (a, b, c) {
var params = [],
name = lowerCase.call(b);
c[rp](pathValues, function (a, b) {
b && params[push](+b);
});
if (name == "m" && params[length] > 2) {
data[push]([b][concat](params.splice(0, 2)));
name = "l";
b = b == "m" ? "l" : "L";
}
while (params[length] >= paramCounts[name]) {
data[push]([b][concat](params.splice(0, paramCounts[name])));
if (!paramCounts[name]) {
break;
}
}
});
}
data[toString] = R._path2string;
return data;
});
R.findDotsAtSegment = function (p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t) {
var t1 = 1 - t,
x = pow(t1, 3) * p1x + pow(t1, 2) * 3 * t * c1x + t1 * 3 * t * t * c2x + pow(t, 3) * p2x,
y = pow(t1, 3) * p1y + pow(t1, 2) * 3 * t * c1y + t1 * 3 * t * t * c2y + pow(t, 3) * p2y,
mx = p1x + 2 * t * (c1x - p1x) + t * t * (c2x - 2 * c1x + p1x),
my = p1y + 2 * t * (c1y - p1y) + t * t * (c2y - 2 * c1y + p1y),
nx = c1x + 2 * t * (c2x - c1x) + t * t * (p2x - 2 * c2x + c1x),
ny = c1y + 2 * t * (c2y - c1y) + t * t * (p2y - 2 * c2y + c1y),
ax = (1 - t) * p1x + t * c1x,
ay = (1 - t) * p1y + t * c1y,
cx = (1 - t) * c2x + t * p2x,
cy = (1 - t) * c2y + t * p2y,
alpha = (90 - math.atan((mx - nx) / (my - ny)) * 180 / PI);
(mx > nx || my < ny) && (alpha += 180);
return {x: x, y: y, m: {x: mx, y: my}, n: {x: nx, y: ny}, start: {x: ax, y: ay}, end: {x: cx, y: cy}, alpha: alpha};
};
var pathDimensions = cacher(function (path) {
if (!path) {
return {x: 0, y: 0, width: 0, height: 0};
}
path = path2curve(path);
var x = 0,
y = 0,
X = [],
Y = [],
p;
for (var i = 0, ii = path[length]; i < ii; i++) {
p = path[i];
if (p[0] == "M") {
x = p[1];
y = p[2];
X[push](x);
Y[push](y);
} else {
var dim = curveDim(x, y, p[1], p[2], p[3], p[4], p[5], p[6]);
X = X[concat](dim.min.x, dim.max.x);
Y = Y[concat](dim.min.y, dim.max.y);
x = p[5];
y = p[6];
}
}
var xmin = mmin[apply](0, X),
ymin = mmin[apply](0, Y);
return {
x: xmin,
y: ymin,
width: mmax[apply](0, X) - xmin,
height: mmax[apply](0, Y) - ymin
};
}),
pathClone = function (pathArray) {
var res = [];
if (!R.is(pathArray, array) || !R.is(pathArray && pathArray[0], array)) { // rough assumption
pathArray = R.parsePathString(pathArray);
}
for (var i = 0, ii = pathArray[length]; i < ii; i++) {
res[i] = [];
for (var j = 0, jj = pathArray[i][length]; j < jj; j++) {
res[i][j] = pathArray[i][j];
}
}
res[toString] = R._path2string;
return res;
},
pathToRelative = cacher(function (pathArray) {
if (!R.is(pathArray, array) || !R.is(pathArray && pathArray[0], array)) { // rough assumption
pathArray = R.parsePathString(pathArray);
}
var res = [],
x = 0,
y = 0,
mx = 0,
my = 0,
start = 0;
if (pathArray[0][0] == "M") {
x = pathArray[0][1];
y = pathArray[0][2];
mx = x;
my = y;
start++;
res[push](["M", x, y]);
}
for (var i = start, ii = pathArray[length]; i < ii; i++) {
var r = res[i] = [],
pa = pathArray[i];
if (pa[0] != lowerCase.call(pa[0])) {
r[0] = lowerCase.call(pa[0]);
switch (r[0]) {
case "a":
r[1] = pa[1];
r[2] = pa[2];
r[3] = pa[3];
r[4] = pa[4];
r[5] = pa[5];
r[6] = +(pa[6] - x).toFixed(3);
r[7] = +(pa[7] - y).toFixed(3);
break;
case "v":
r[1] = +(pa[1] - y).toFixed(3);
break;
case "m":
mx = pa[1];
my = pa[2];
default:
for (var j = 1, jj = pa[length]; j < jj; j++) {
r[j] = +(pa[j] - ((j % 2) ? x : y)).toFixed(3);
}
}
} else {
r = res[i] = [];
if (pa[0] == "m") {
mx = pa[1] + x;
my = pa[2] + y;
}
for (var k = 0, kk = pa[length]; k < kk; k++) {
res[i][k] = pa[k];
}
}
var len = res[i][length];
switch (res[i][0]) {
case "z":
x = mx;
y = my;
break;
case "h":
x += +res[i][len - 1];
break;
case "v":
y += +res[i][len - 1];
break;
default:
x += +res[i][len - 2];
y += +res[i][len - 1];
}
}
res[toString] = R._path2string;
return res;
}, 0, pathClone),
pathToAbsolute = cacher(function (pathArray) {
if (!R.is(pathArray, array) || !R.is(pathArray && pathArray[0], array)) { // rough assumption
pathArray = R.parsePathString(pathArray);
}
var res = [],
x = 0,
y = 0,
mx = 0,
my = 0,
start = 0;
if (pathArray[0][0] == "M") {
x = +pathArray[0][1];
y = +pathArray[0][2];
mx = x;
my = y;
start++;
res[0] = ["M", x, y];
}
for (var i = start, ii = pathArray[length]; i < ii; i++) {
var r = res[i] = [],
pa = pathArray[i];
if (pa[0] != upperCase.call(pa[0])) {
r[0] = upperCase.call(pa[0]);
switch (r[0]) {
case "A":
r[1] = pa[1];
r[2] = pa[2];
r[3] = pa[3];
r[4] = pa[4];
r[5] = pa[5];
r[6] = +(pa[6] + x);
r[7] = +(pa[7] + y);
break;
case "V":
r[1] = +pa[1] + y;
break;
case "H":
r[1] = +pa[1] + x;
break;
case "M":
mx = +pa[1] + x;
my = +pa[2] + y;
default:
for (var j = 1, jj = pa[length]; j < jj; j++) {
r[j] = +pa[j] + ((j % 2) ? x : y);
}
}
} else {
for (var k = 0, kk = pa[length]; k < kk; k++) {
res[i][k] = pa[k];
}
}
switch (r[0]) {
case "Z":
x = mx;
y = my;
break;
case "H":
x = r[1];
break;
case "V":
y = r[1];
break;
case "M":
mx = res[i][res[i][length] - 2];
my = res[i][res[i][length] - 1];
default:
x = res[i][res[i][length] - 2];
y = res[i][res[i][length] - 1];
}
}
res[toString] = R._path2string;
return res;
}, null, pathClone),
l2c = function (x1, y1, x2, y2) {
return [x1, y1, x2, y2, x2, y2];
},
q2c = function (x1, y1, ax, ay, x2, y2) {
var _13 = 1 / 3,
_23 = 2 / 3;
return [
_13 * x1 + _23 * ax,
_13 * y1 + _23 * ay,
_13 * x2 + _23 * ax,
_13 * y2 + _23 * ay,
x2,
y2
];
},
a2c = function (x1, y1, rx, ry, angle, large_arc_flag, sweep_flag, x2, y2, recursive) {
// for more information of where this math came from visit:
// http://www.w3.org/TR/SVG11/implnote.html#ArcImplementationNotes
var _120 = PI * 120 / 180,
rad = PI / 180 * (+angle || 0),
res = [],
xy,
rotate = cacher(function (x, y, rad) {
var X = x * math.cos(rad) - y * math.sin(rad),
Y = x * math.sin(rad) + y * math.cos(rad);
return {x: X, y: Y};
});
if (!recursive) {
xy = rotate(x1, y1, -rad);
x1 = xy.x;
y1 = xy.y;
xy = rotate(x2, y2, -rad);
x2 = xy.x;
y2 = xy.y;
var cos = math.cos(PI / 180 * angle),
sin = math.sin(PI / 180 * angle),
x = (x1 - x2) / 2,
y = (y1 - y2) / 2;
var h = (x * x) / (rx * rx) + (y * y) / (ry * ry);
if (h > 1) {
h = math.sqrt(h);
rx = h * rx;
ry = h * ry;
}
var rx2 = rx * rx,
ry2 = ry * ry,
k = (large_arc_flag == sweep_flag ? -1 : 1) *
math.sqrt(abs((rx2 * ry2 - rx2 * y * y - ry2 * x * x) / (rx2 * y * y + ry2 * x * x))),
cx = k * rx * y / ry + (x1 + x2) / 2,
cy = k * -ry * x / rx + (y1 + y2) / 2,
f1 = math.asin(((y1 - cy) / ry).toFixed(9)),
f2 = math.asin(((y2 - cy) / ry).toFixed(9));
f1 = x1 < cx ? PI - f1 : f1;
f2 = x2 < cx ? PI - f2 : f2;
f1 < 0 && (f1 = PI * 2 + f1);
f2 < 0 && (f2 = PI * 2 + f2);
if (sweep_flag && f1 > f2) {
f1 = f1 - PI * 2;
}
if (!sweep_flag && f2 > f1) {
f2 = f2 - PI * 2;
}
} else {
f1 = recursive[0];
f2 = recursive[1];
cx = recursive[2];
cy = recursive[3];
}
var df = f2 - f1;
if (abs(df) > _120) {
var f2old = f2,
x2old = x2,
y2old = y2;
f2 = f1 + _120 * (sweep_flag && f2 > f1 ? 1 : -1);
x2 = cx + rx * math.cos(f2);
y2 = cy + ry * math.sin(f2);
res = a2c(x2, y2, rx, ry, angle, 0, sweep_flag, x2old, y2old, [f2, f2old, cx, cy]);
}
df = f2 - f1;
var c1 = math.cos(f1),
s1 = math.sin(f1),
c2 = math.cos(f2),
s2 = math.sin(f2),
t = math.tan(df / 4),
hx = 4 / 3 * rx * t,
hy = 4 / 3 * ry * t,
m1 = [x1, y1],
m2 = [x1 + hx * s1, y1 - hy * c1],
m3 = [x2 + hx * s2, y2 - hy * c2],
m4 = [x2, y2];
m2[0] = 2 * m1[0] - m2[0];
m2[1] = 2 * m1[1] - m2[1];
if (recursive) {
return [m2, m3, m4][concat](res);
} else {
res = [m2, m3, m4][concat](res)[join]()[split](",");
var newres = [];
for (var i = 0, ii = res[length]; i < ii; i++) {
newres[i] = i % 2 ? rotate(res[i - 1], res[i], rad).y : rotate(res[i], res[i + 1], rad).x;
}
return newres;
}
},
findDotAtSegment = function (p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t) {
var t1 = 1 - t;
return {
x: pow(t1, 3) * p1x + pow(t1, 2) * 3 * t * c1x + t1 * 3 * t * t * c2x + pow(t, 3) * p2x,
y: pow(t1, 3) * p1y + pow(t1, 2) * 3 * t * c1y + t1 * 3 * t * t * c2y + pow(t, 3) * p2y
};
},
curveDim = cacher(function (p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y) {
var a = (c2x - 2 * c1x + p1x) - (p2x - 2 * c2x + c1x),
b = 2 * (c1x - p1x) - 2 * (c2x - c1x),
c = p1x - c1x,
t1 = (-b + math.sqrt(b * b - 4 * a * c)) / 2 / a,
t2 = (-b - math.sqrt(b * b - 4 * a * c)) / 2 / a,
y = [p1y, p2y],
x = [p1x, p2x],
dot;
abs(t1) > "1e12" && (t1 = .5);
abs(t2) > "1e12" && (t2 = .5);
if (t1 > 0 && t1 < 1) {
dot = findDotAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t1);
x[push](dot.x);
y[push](dot.y);
}
if (t2 > 0 && t2 < 1) {
dot = findDotAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t2);
x[push](dot.x);
y[push](dot.y);
}
a = (c2y - 2 * c1y + p1y) - (p2y - 2 * c2y + c1y);
b = 2 * (c1y - p1y) - 2 * (c2y - c1y);
c = p1y - c1y;
t1 = (-b + math.sqrt(b * b - 4 * a * c)) / 2 / a;
t2 = (-b - math.sqrt(b * b - 4 * a * c)) / 2 / a;
abs(t1) > "1e12" && (t1 = .5);
abs(t2) > "1e12" && (t2 = .5);
if (t1 > 0 && t1 < 1) {
dot = findDotAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t1);
x[push](dot.x);
y[push](dot.y);
}
if (t2 > 0 && t2 < 1) {
dot = findDotAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t2);
x[push](dot.x);
y[push](dot.y);
}
return {
min: {x: mmin[apply](0, x), y: mmin[apply](0, y)},
max: {x: mmax[apply](0, x), y: mmax[apply](0, y)}
};
}),
path2curve = cacher(function (path, path2) {
var p = pathToAbsolute(path),
p2 = path2 && pathToAbsolute(path2),
attrs = {x: 0, y: 0, bx: 0, by: 0, X: 0, Y: 0, qx: null, qy: null},
attrs2 = {x: 0, y: 0, bx: 0, by: 0, X: 0, Y: 0, qx: null, qy: null},
processPath = function (path, d) {
var nx, ny;
if (!path) {
return ["C", d.x, d.y, d.x, d.y, d.x, d.y];
}
!(path[0] in {T:1, Q:1}) && (d.qx = d.qy = null);
switch (path[0]) {
case "M":
d.X = path[1];
d.Y = path[2];
break;
case "A":
path = ["C"][concat](a2c[apply](0, [d.x, d.y][concat](path.slice(1))));
break;
case "S":
nx = d.x + (d.x - (d.bx || d.x));
ny = d.y + (d.y - (d.by || d.y));
path = ["C", nx, ny][concat](path.slice(1));
break;
case "T":
d.qx = d.x + (d.x - (d.qx || d.x));
d.qy = d.y + (d.y - (d.qy || d.y));
path = ["C"][concat](q2c(d.x, d.y, d.qx, d.qy, path[1], path[2]));
break;
case "Q":
d.qx = path[1];
d.qy = path[2];
path = ["C"][concat](q2c(d.x, d.y, path[1], path[2], path[3], path[4]));
break;
case "L":
path = ["C"][concat](l2c(d.x, d.y, path[1], path[2]));
break;
case "H":
path = ["C"][concat](l2c(d.x, d.y, path[1], d.y));
break;
case "V":
path = ["C"][concat](l2c(d.x, d.y, d.x, path[1]));
break;
case "Z":
path = ["C"][concat](l2c(d.x, d.y, d.X, d.Y));
break;
}
return path;
},
fixArc = function (pp, i) {
if (pp[i][length] > 7) {
pp[i].shift();
var pi = pp[i];
while (pi[length]) {
pp.splice(i++, 0, ["C"][concat](pi.splice(0, 6)));
}
pp.splice(i, 1);
ii = mmax(p[length], p2 && p2[length] || 0);
}
},
fixM = function (path1, path2, a1, a2, i) {
if (path1 && path2 && path1[i][0] == "M" && path2[i][0] != "M") {
path2.splice(i, 0, ["M", a2.x, a2.y]);
a1.bx = 0;
a1.by = 0;
a1.x = path1[i][1];
a1.y = path1[i][2];
ii = mmax(p[length], p2 && p2[length] || 0);
}
};
for (var i = 0, ii = mmax(p[length], p2 && p2[length] || 0); i < ii; i++) {
p[i] = processPath(p[i], attrs);
fixArc(p, i);
p2 && (p2[i] = processPath(p2[i], attrs2));
p2 && fixArc(p2, i);
fixM(p, p2, attrs, attrs2, i);
fixM(p2, p, attrs2, attrs, i);
var seg = p[i],
seg2 = p2 && p2[i],
seglen = seg[length],
seg2len = p2 && seg2[length];
attrs.x = seg[seglen - 2];
attrs.y = seg[seglen - 1];
attrs.bx = toFloat(seg[seglen - 4]) || attrs.x;
attrs.by = toFloat(seg[seglen - 3]) || attrs.y;
attrs2.bx = p2 && (toFloat(seg2[seg2len - 4]) || attrs2.x);
attrs2.by = p2 && (toFloat(seg2[seg2len - 3]) || attrs2.y);
attrs2.x = p2 && seg2[seg2len - 2];
attrs2.y = p2 && seg2[seg2len - 1];
}
return p2 ? [p, p2] : p;
}, null, pathClone),
parseDots = cacher(function (gradient) {
var dots = [];
for (var i = 0, ii = gradient[length]; i < ii; i++) {
var dot = {},
par = gradient[i].match(/^([^:]*):?([\d\.]*)/);
dot.color = R.getRGB(par[1]);
if (dot.color.error) {
return null;
}
dot.color = dot.color.hex;
par[2] && (dot.offset = par[2] + "%");
dots[push](dot);
}
for (i = 1, ii = dots[length] - 1; i < ii; i++) {
if (!dots[i].offset) {
var start = toFloat(dots[i - 1].offset || 0),
end = 0;
for (var j = i + 1; j < ii; j++) {
if (dots[j].offset) {
end = dots[j].offset;
break;
}
}
if (!end) {
end = 100;
j = ii;
}
end = toFloat(end);
var d = (end - start) / (j - i + 1);
for (; i < j; i++) {
start += d;
dots[i].offset = start + "%";
}
}
}
return dots;
}),
getContainer = function (x, y, w, h) {
var container;
if (R.is(x, string) || R.is(x, "object")) {
container = R.is(x, string) ? doc.getElementById(x) : x;
if (container.tagName) {
if (y == null) {
return {
container: container,
width: container.style.pixelWidth || container.offsetWidth,
height: container.style.pixelHeight || container.offsetHeight
};
} else {
return {container: container, width: y, height: w};
}
}
} else {
return {container: 1, x: x, y: y, width: w, height: h};
}
},
plugins = function (con, add) {
var that = this;
for (var prop in add) {
if (add[has](prop) && !(prop in con)) {
switch (typeof add[prop]) {
case "function":
(function (f) {
con[prop] = con === that ? f : function () { return f[apply](that, arguments); };
})(add[prop]);
break;
case "object":
con[prop] = con[prop] || {};
plugins.call(this, con[prop], add[prop]);
break;
default:
con[prop] = add[prop];
break;
}
}
}
},
tear = function (el, paper) {
el == paper.top && (paper.top = el.prev);
el == paper.bottom && (paper.bottom = el.next);
el.next && (el.next.prev = el.prev);
el.prev && (el.prev.next = el.next);
},
tofront = function (el, paper) {
if (paper.top === el) {
return;
}
tear(el, paper);
el.next = null;
el.prev = paper.top;
paper.top.next = el;
paper.top = el;
},
toback = function (el, paper) {
if (paper.bottom === el) {
return;
}
tear(el, paper);
el.next = paper.bottom;
el.prev = null;
paper.bottom.prev = el;
paper.bottom = el;
},
insertafter = function (el, el2, paper) {
tear(el, paper);
el2 == paper.top && (paper.top = el);
el2.next && (el2.next.prev = el);
el.next = el2.next;
el.prev = el2;
el2.next = el;
},
insertbefore = function (el, el2, paper) {
tear(el, paper);
el2 == paper.bottom && (paper.bottom = el);
el2.prev && (el2.prev.next = el);
el.prev = el2.prev;
el2.prev = el;
el.next = el2;
},
removed = function (methodname) {
return function () {
throw new Error("Rapha\xebl: you are calling to method \u201c" + methodname + "\u201d of removed object");
};
};
R.pathToRelative = pathToRelative;
// SVG
if (R.svg) {
paperproto.svgns = "http://www.w3.org/2000/svg";
paperproto.xlink = "http://www.w3.org/1999/xlink";
round = function (num) {
return +num + (~~num === num) * .5;
};
var $ = function (el, attr) {
if (attr) {
for (var key in attr) {
if (attr[has](key)) {
el[setAttribute](key, Str(attr[key]));
}
}
} else {
el = doc.createElementNS(paperproto.svgns, el);
el.style.webkitTapHighlightColor = "rgba(0,0,0,0)";
return el;
}
};
R[toString] = function () {
return "Your browser supports SVG.\nYou are running Rapha\xebl " + this.version;
};
var thePath = function (pathString, SVG) {
var el = $("path");
SVG.canvas && SVG.canvas[appendChild](el);
var p = new Element(el, SVG);
p.type = "path";
setFillAndStroke(p, {fill: "none", stroke: "#000", path: pathString});
return p;
};
var addGradientFill = function (o, gradient, SVG) {
var type = "linear",
fx = .5, fy = .5,
s = o.style;
gradient = Str(gradient)[rp](radial_gradient, function (all, _fx, _fy) {
type = "radial";
if (_fx && _fy) {
fx = toFloat(_fx);
fy = toFloat(_fy);
var dir = ((fy > .5) * 2 - 1);
pow(fx - .5, 2) + pow(fy - .5, 2) > .25 &&
(fy = math.sqrt(.25 - pow(fx - .5, 2)) * dir + .5) &&
fy != .5 &&
(fy = fy.toFixed(5) - 1e-5 * dir);
}
return E;
});
gradient = gradient[split](/\s*\-\s*/);
if (type == "linear") {
var angle = gradient.shift();
angle = -toFloat(angle);
if (isNaN(angle)) {
return null;
}
var vector = [0, 0, math.cos(angle * PI / 180), math.sin(angle * PI / 180)],
max = 1 / (mmax(abs(vector[2]), abs(vector[3])) || 1);
vector[2] *= max;
vector[3] *= max;
if (vector[2] < 0) {
vector[0] = -vector[2];
vector[2] = 0;
}
if (vector[3] < 0) {
vector[1] = -vector[3];
vector[3] = 0;
}
}
var dots = parseDots(gradient);
if (!dots) {
return null;
}
var id = o.getAttribute(fillString);
id = id.match(/^url\(#(.*)\)$/);
id && SVG.defs.removeChild(doc.getElementById(id[1]));
var el = $(type + "Gradient");
el.id = createUUID();
$(el, type == "radial" ? {fx: fx, fy: fy} : {x1: vector[0], y1: vector[1], x2: vector[2], y2: vector[3]});
SVG.defs[appendChild](el);
for (var i = 0, ii = dots[length]; i < ii; i++) {
var stop = $("stop");
$(stop, {
offset: dots[i].offset ? dots[i].offset : !i ? "0%" : "100%",
"stop-color": dots[i].color || "#fff"
});
el[appendChild](stop);
}
$(o, {
fill: "url(#" + el.id + ")",
opacity: 1,
"fill-opacity": 1
});
s.fill = E;
s.opacity = 1;
s.fillOpacity = 1;
return 1;
};
var updatePosition = function (o) {
var bbox = o.getBBox();
$(o.pattern, {patternTransform: R.format("translate({0},{1})", bbox.x, bbox.y)});
};
var setFillAndStroke = function (o, params) {
var dasharray = {
"": [0],
"none": [0],
"-": [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]
},
node = o.node,
attrs = o.attrs,
rot = o.rotate(),
addDashes = function (o, value) {
value = dasharray[lowerCase.call(value)];
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 = [];
var i = value[length];
while (i--) {
dashes[i] = value[i] * width + ((i % 2) ? 1 : -1) * butt;
}
$(node, {"stroke-dasharray": dashes[join](",")});
}
};
params[has]("rotation") && (rot = params.rotation);
var rotxy = Str(rot)[split](separator);
if (!(rotxy.length - 1)) {
rotxy = null;
} else {
rotxy[1] = +rotxy[1];
rotxy[2] = +rotxy[2];
}
toFloat(rot) && o.rotate(0, true);
for (var att in params) {
if (params[has](att)) {
if (!availableAttrs[has](att)) {
continue;
}
var value = params[att];
attrs[att] = value;
switch (att) {
case "blur":
o.blur(value);
break;
case "rotation":
o.rotate(value, true);
break;
case "href":
case "title":
case "target":
var pn = node.parentNode;
if (lowerCase.call(pn.tagName) != "a") {
var hl = $("a");
pn.insertBefore(hl, node);
hl[appendChild](node);
pn = hl;
}
if (att == "target" && value == "blank") {
pn.setAttributeNS(o.paper.xlink, "show", "new");
} else {
pn.setAttributeNS(o.paper.xlink, att, value);
}
break;
case "cursor":
node.style.cursor = value;
break;
case "clip-rect":
var rect = Str(value)[split](separator);
if (rect[length] == 4) {
o.clip && o.clip.parentNode.parentNode.removeChild(o.clip.parentNode);
var el = $("clipPath"),
rc = $("rect");
el.id = createUUID();
$(rc, {
x: rect[0],
y: rect[1],
width: rect[2],
height: rect[3]
});
el[appendChild](rc);
o.paper.defs[appendChild](el);
$(node, {"clip-path": "url(#" + el.id + ")"});
o.clip = rc;
}
if (!value) {
var clip = doc.getElementById(node.getAttribute("clip-path")[rp](/(^url\(#|\)$)/g, E));
clip && clip.parentNode.removeChild(clip);
$(node, {"clip-path": E});
delete o.clip;
}
break;
case "path":
if (o.type == "path") {
$(node, {d: value ? attrs.path = pathToAbsolute(value) : "M0,0"});
}
break;
case "width":
node[setAttribute](att, value);
if (attrs.fx) {
att = "x";
value = attrs.x;
} else {
break;
}
case "x":
if (attrs.fx) {
value = -attrs.x - (attrs.width || 0);
}
case "rx":
if (att == "rx" && o.type == "rect") {
break;
}
case "cx":
rotxy && (att == "x" || att == "cx") && (rotxy[1] += value - attrs[att]);
node[setAttribute](att, value);
o.pattern && updatePosition(o);
break;
case "height":
node[setAttribute](att, value);
if (attrs.fy) {
att = "y";
value = attrs.y;
} else {
break;
}
case "y":
if (attrs.fy) {
value = -attrs.y - (attrs.height || 0);
}
case "ry":
if (att == "ry" && o.type == "rect") {
break;
}
case "cy":
rotxy && (att == "y" || att == "cy") && (rotxy[2] += value - attrs[att]);
node[setAttribute](att, value);
o.pattern && updatePosition(o);
break;
case "r":
if (o.type == "rect") {
$(node, {rx: value, ry: value});
} else {
node[setAttribute](att, value);
}
break;
case "src":
if (o.type == "image") {
node.setAttributeNS(o.paper.xlink, "href", value);
}
break;
case "stroke-width":
node.style.strokeWidth = value;
// Need following line for Firefox
node[setAttribute](att, value);
if (attrs["stroke-dasharray"]) {
addDashes(o, attrs["stroke-dasharray"]);
}
break;
case "stroke-dasharray":
addDashes(o, value);
break;
case "translation":
var xy = Str(value)[split](separator);
xy[0] = +xy[0] || 0;
xy[1] = +xy[1] || 0;
if (rotxy) {
rotxy[1] += xy[0];
rotxy[2] += xy[1];
}
translate.call(o, xy[0], xy[1]);
break;
case "scale":
xy = Str(value)[split](separator);
o.scale(+xy[0] || 1, +xy[1] || +xy[0] || 1, isNaN(toFloat(xy[2])) ? null : +xy[2], isNaN(toFloat(xy[3])) ? null : +xy[3]);
break;
case fillString:
var isURL = Str(value).match(ISURL);
if (isURL) {
el = $("pattern");
var ig = $("image");
el.id = createUUID();
$(el, {x: 0, y: 0, patternUnits: "userSpaceOnUse", height: 1, width: 1});
$(ig, {x: 0, y: 0});
ig.setAttributeNS(o.paper.xlink, "href", isURL[1]);
el[appendChild](ig);
var img = doc.createElement("img");
img.style.cssText = "position:absolute;left:-9999em;top-9999em";
img.onload = function () {
$(el, {width: this.offsetWidth, height: this.offsetHeight});
$(ig, {width: this.offsetWidth, height: this.offsetHeight});
doc.body.removeChild(this);
o.paper.safari();
};
doc.body[appendChild](img);
img.src = isURL[1];
o.paper.defs[appendChild](el);
node.style.fill = "url(#" + el.id + ")";
$(node, {fill: "url(#" + el.id + ")"});
o.pattern = el;
o.pattern && updatePosition(o);
break;
}
var clr = R.getRGB(value);
if (!clr.error) {
delete params.gradient;
delete attrs.gradient;
!R.is(attrs.opacity, "undefined") &&
R.is(params.opacity, "undefined") &&
$(node, {opacity: attrs.opacity});
!R.is(attrs["fill-opacity"], "undefined") &&
R.is(params["fill-opacity"], "undefined") &&
$(node, {"fill-opacity": attrs["fill-opacity"]});
} else if ((({circle: 1, ellipse: 1})[has](o.type) || Str(value).charAt() != "r") && addGradientFill(node, value, o.paper)) {
attrs.gradient = value;
attrs.fill = "none";
break;
}
clr[has]("opacity") && $(node, {"fill-opacity": clr.opacity > 1 ? clr.opacity / 100 : clr.opacity});
case "stroke":
clr = R.getRGB(value);
node[setAttribute](att, clr.hex);
att == "stroke" && clr[has]("opacity") && $(node, {"stroke-opacity": clr.opacity > 1 ? clr.opacity / 100 : clr.opacity});
break;
case "gradient":
(({circle: 1, ellipse: 1})[has](o.type) || Str(value).charAt() != "r") && addGradientFill(node, value, o.paper);
break;
case "opacity":
if (attrs.gradient && !attrs[has]("stroke-opacity")) {
$(node, {"stroke-opacity": value > 1 ? value / 100 : value});
}
// fall
case "fill-opacity":
if (attrs.gradient) {
var gradient = doc.getElementById(node.getAttribute(fillString)[rp](/^url\(#|\)$/g, E));
if (gradient) {
var stops = gradient.getElementsByTagName("stop");
stops[stops[length] - 1][setAttribute]("stop-opacity", value);
}
break;
}
default:
att == "font-size" && (value = toInt(value, 10) + "px");
var cssrule = att[rp](/(\-.)/g, function (w) {
return upperCase.call(w.substring(1));
});
node.style[cssrule] = value;
// Need following line for Firefox
node[setAttribute](att, value);
break;
}
}
}
tuneText(o, params);
if (rotxy) {
o.rotate(rotxy.join(S));
} else {
toFloat(rot) && o.rotate(rot, true);
}
};
var leading = 1.2,
tuneText = function (el, params) {
if (el.type != "text" || !(params[has]("text") || params[has]("font") || params[has]("font-size") || params[has]("x") || params[has]("y"))) {
return;
}
var a = el.attrs,
node = el.node,
fontSize = node.firstChild ? toInt(doc.defaultView.getComputedStyle(node.firstChild, E).getPropertyValue("font-size"), 10) : 10;
if (params[has]("text")) {
a.text = params.text;
while (node.firstChild) {
node.removeChild(node.firstChild);
}
var texts = Str(params.text)[split]("\n");
for (var i = 0, ii = texts[length]; i < ii; i++) if (texts[i]) {
var tspan = $("tspan");
i && $(tspan, {dy: fontSize * leading, x: a.x});
tspan[appendChild](doc.createTextNode(texts[i]));
node[appendChild](tspan);
}
} else {
texts = node.getElementsByTagName("tspan");
for (i = 0, ii = texts[length]; i < ii; i++) {
i && $(texts[i], {dy: fontSize * leading, x: a.x});
}
}
$(node, {y: a.y});
var bb = el.getBBox(),
dif = a.y - (bb.y + bb.height / 2);
dif && R.is(dif, "finite") && $(node, {y: a.y + dif});
},
Element = function (node, svg) {
var X = 0,
Y = 0;
this[0] = node;
this.id = R._oid++;
this.node = node;
node.raphael = this;
this.paper = svg;
this.attrs = this.attrs || {};
this.transformations = []; // rotate, translate, scale
this._ = {
tx: 0,
ty: 0,
rt: {deg: 0, cx: 0, cy: 0},
sx: 1,
sy: 1
};
!svg.bottom && (svg.bottom = this);
this.prev = svg.top;
svg.top && (svg.top.next = this);
svg.top = this;
this.next = null;
};
var elproto = Element[proto];
Element[proto].rotate = function (deg, cx, cy) {
if (this.removed) {
return this;
}
if (deg == null) {
if (this._.rt.cx) {
return [this._.rt.deg, this._.rt.cx, this._.rt.cy][join](S);
}
return this._.rt.deg;
}
var bbox = this.getBBox();
deg = Str(deg)[split](separator);
if (deg[length] - 1) {
cx = toFloat(deg[1]);
cy = toFloat(deg[2]);
}
deg = toFloat(deg[0]);
if (cx != null && cx !== false) {
this._.rt.deg = deg;
} else {
this._.rt.deg += deg;
}
(cy == null) && (cx = null);
this._.rt.cx = cx;
this._.rt.cy = cy;
cx = cx == null ? bbox.x + bbox.width / 2 : cx;
cy = cy == null ? bbox.y + bbox.height / 2 : cy;
if (this._.rt.deg) {
this.transformations[0] = R.format("rotate({0} {1} {2})", this._.rt.deg, cx, cy);
this.clip && $(this.clip, {transform: R.format("rotate({0} {1} {2})", -this._.rt.deg, cx, cy)});
} else {
this.transformations[0] = E;
this.clip && $(this.clip, {transform: E});
}
$(this.node, {transform: this.transformations[join](S)});
return this;
};
Element[proto].hide = function () {
!this.removed && (this.node.style.display = "none");
return this;
};
Element[proto].show = function () {
!this.removed && (this.node.style.display = "");
return this;
};
Element[proto].remove = function () {
if (this.removed) {
return;
}
tear(this, this.paper);
this.node.parentNode.removeChild(this.node);
for (var i in this) {
delete this[i];
}
this.removed = true;
};
Element[proto].getBBox = function () {
if (this.removed) {
return this;
}
if (this.type == "path") {
return pathDimensions(this.attrs.path);
}
if (this.node.style.display == "none") {
this.show();
var hide = true;
}
var bbox = {};
try {
bbox = this.node.getBBox();
} catch(e) {
// Firefox 3.0.x plays badly here
} finally {
bbox = bbox || {};
}
if (this.type == "text") {
bbox = {x: bbox.x, y: Infinity, width: 0, height: 0};
for (var i = 0, ii = this.node.getNumberOfChars(); i < ii; i++) {
var bb = this.node.getExtentOfChar(i);
(bb.y < bbox.y) && (bbox.y = bb.y);
(bb.y + bb.height - bbox.y > bbox.height) && (bbox.height = bb.y + bb.height - bbox.y);
(bb.x + bb.width - bbox.x > bbox.width) && (bbox.width = bb.x + bb.width - bbox.x);
}
}
hide && this.hide();
return bbox;
};
Element[proto].attr = function (name, value) {
if (this.removed) {
return this;
}
if (name == null) {
var res = {};
for (var i in this.attrs) if (this.attrs[has](i)) {
res[i] = this.attrs[i];
}
this._.rt.deg && (res.rotation = this.rotate());
(this._.sx != 1 || this._.sy != 1) && (res.scale = this.scale());
res.gradient && res.fill == "none" && (res.fill = res.gradient) && delete res.gradient;
return res;
}
if (value == null && R.is(name, string)) {
if (name == "translation") {
return translate.call(this);
}
if (name == "rotation") {
return this.rotate();
}
if (name == "scale") {
return this.scale();
}
if (name == fillString && this.attrs.fill == "none" && this.attrs.gradient) {
return this.attrs.gradient;
}
return this.attrs[name];
}
if (value == null && R.is(name, array)) {
var values = {};
for (var j = 0, jj = name.length; j < jj; j++) {
values[name[j]] = this.attr(name[j]);
}
return values;
}
if (value != null) {
var params = {};
params[name] = value;
} else if (name != null && R.is(name, "object")) {
params = name;
}
for (var key in this.paper.customAttributes) if (this.paper.customAttributes[has](key) && params[has](key) && R.is(this.paper.customAttributes[key], "function")) {
var par = this.paper.customAttributes[key].apply(this, [][concat](params[key]));
this.attrs[key] = params[key];
for (var subkey in par) if (par[has](subkey)) {
params[subkey] = par[subkey];
}
}
setFillAndStroke(this, params);
return this;
};
Element[proto].toFront = function () {
if (this.removed) {
return this;
}
this.node.parentNode[appendChild](this.node);
var svg = this.paper;
svg.top != this && tofront(this, svg);
return this;
};
Element[proto].toBack = function () {
if (this.removed) {
return this;
}
if (this.node.parentNode.firstChild != this.node) {
this.node.parentNode.insertBefore(this.node, this.node.parentNode.firstChild);
toback(this, this.paper);
var svg = this.paper;
}
return this;
};
Element[proto].insertAfter = function (element) {
if (this.removed) {
return this;
}
var node = element.node || element[element.length - 1].node;
if (node.nextSibling) {
node.parentNode.insertBefore(this.node, node.nextSibling);
} else {
node.parentNode[appendChild](this.node);
}
insertafter(this, element, this.paper);
return this;
};
Element[proto].insertBefore = function (element) {
if (this.removed) {
return this;
}
var node = element.node || element[0].node;
node.parentNode.insertBefore(this.node, node);
insertbefore(this, element, this.paper);
return this;
};
Element[proto].blur = function (size) {
// Experimental. No Safari support. Use it on your own risk.
var t = this;
if (+size !== 0) {
var fltr = $("filter"),
blur = $("feGaussianBlur");
t.attrs.blur = size;
fltr.id = createUUID();
$(blur, {stdDeviation: +size || 1.5});
fltr.appendChild(blur);
t.paper.defs.appendChild(fltr);
t._blur = fltr;
$(t.node, {filter: "url(#" + fltr.id + ")"});
} else {
if (t._blur) {
t._blur.parentNode.removeChild(t._blur);
delete t._blur;
delete t.attrs.blur;
}
t.node.removeAttribute("filter");
}
};
var theCircle = function (svg, x, y, r) {
var el = $("circle");
svg.canvas && svg.canvas[appendChild](el);
var res = new Element(el, svg);
res.attrs = {cx: x, cy: y, r: r, fill: "none", stroke: "#000"};
res.type = "circle";
$(el, res.attrs);
return res;
},
theRect = function (svg, x, y, w, h, r) {
var el = $("rect");
svg.canvas && svg.canvas[appendChild](el);
var res = new Element(el, svg);
res.attrs = {x: x, y: y, width: w, height: h, r: r || 0, rx: r || 0, ry: r || 0, fill: "none", stroke: "#000"};
res.type = "rect";
$(el, res.attrs);
return res;
},
theEllipse = function (svg, x, y, rx, ry) {
var el = $("ellipse");
svg.canvas && svg.canvas[appendChild](el);
var res = new Element(el, svg);
res.attrs = {cx: x, cy: y, rx: rx, ry: ry, fill: "none", stroke: "#000"};
res.type = "ellipse";
$(el, res.attrs);
return res;
},
theImage = function (svg, src, x, y, w, h) {
var el = $("image");
$(el, {x: x, y: y, width: w, height: h, preserveAspectRatio: "none"});
el.setAttributeNS(svg.xlink, "href", src);
svg.canvas && svg.canvas[appendChild](el);
var res = new Element(el, svg);
res.attrs = {x: x, y: y, width: w, height: h, src: src};
res.type = "image";
return res;
},
theText = function (svg, x, y, text) {
var el = $("text");
$(el, {x: x, y: y, "text-anchor": "middle"});
svg.canvas && svg.canvas[appendChild](el);
var res = new Element(el, svg);
res.attrs = {x: x, y: y, "text-anchor": "middle", text: text, font: availableAttrs.font, stroke: "none", fill: "#000"};
res.type = "text";
setFillAndStroke(res, res.attrs);
return res;
},
setSize = function (width, height) {
this.width = width || this.width;
this.height = height || this.height;
this.canvas[setAttribute]("width", this.width);
this.canvas[setAttribute]("height", this.height);
return this;
},
create = function () {
var con = getContainer[apply](0, arguments),
container = con && con.container,
x = con.x,
y = con.y,
width = con.width,
height = con.height;
if (!container) {
throw new Error("SVG container not found.");
}
var cnvs = $("svg");
x = x || 0;
y = y || 0;
width = width || 512;
height = height || 342;
$(cnvs, {
xmlns: "http://www.w3.org/2000/svg",
version: 1.1,
width: width,
height: height
});
if (container == 1) {
cnvs.style.cssText = "position:absolute;left:" + x + "px;top:" + y + "px";
doc.body[appendChild](cnvs);
} else {
if (container.firstChild) {
container.insertBefore(cnvs, container.firstChild);
} else {
container[appendChild](cnvs);
}
}
container = new Paper;
container.width = width;
container.height = height;
container.canvas = cnvs;
plugins.call(container, container, R.fn);
container.clear();
return container;
};
paperproto.clear = function () {
var c = this.canvas;
while (c.firstChild) {
c.removeChild(c.firstChild);
}
this.bottom = this.top = null;
(this.desc = $("desc"))[appendChild](doc.createTextNode("Created with Rapha\xebl"));
c[appendChild](this.desc);
c[appendChild](this.defs = $("defs"));
};
paperproto.remove = function () {
this.canvas.parentNode && this.canvas.parentNode.removeChild(this.canvas);
for (var i in this) {
this[i] = removed(i);
}
};
}
// VML
if (R.vml) {
var map = {M: "m", L: "l", C: "c", Z: "x", m: "t", l: "r", c: "v", z: "x"},
bites = /([clmz]),?([^clmz]*)/gi,
blurregexp = / progid:\S+Blur\([^\)]+\)/g,
val = /-?[^,\s-]+/g,
coordsize = 1e3 + S + 1e3,
zoom = 10,
pathlike = {path: 1, rect: 1},
path2vml = function (path) {
var total = /[ahqstv]/ig,
command = pathToAbsolute;
Str(path).match(total) && (command = path2curve);
total = /[clmz]/g;
if (command == pathToAbsolute && !Str(path).match(total)) {
var res = Str(path)[rp](bites, function (all, command, args) {
var vals = [],
isMove = lowerCase.call(command) == "m",
res = map[command];
args[rp](val, function (value) {
if (isMove && vals[length] == 2) {
res += vals + map[command == "m" ? "l" : "L"];
vals = [];
}
vals[push](round(value * zoom));
});
return res + vals;
});
return res;
}
var pa = command(path), p, r;
res = [];
for (var i = 0, ii = pa[length]; i < ii; i++) {
p = pa[i];
r = lowerCase.call(pa[i][0]);
r == "z" && (r = "x");
for (var j = 1, jj = p[length]; j < jj; j++) {
r += round(p[j] * zoom) + (j != jj - 1 ? "," : E);
}
res[push](r);
}
return res[join](S);
};
R[toString] = function () {
return "Your browser doesn\u2019t support SVG. Falling down to VML.\nYou are running Rapha\xebl " + this.version;
};
thePath = function (pathString, vml) {
var g = createNode("group");
g.style.cssText = "position:absolute;left:0;top:0;width:" + vml.width + "px;height:" + vml.height + "px";
g.coordsize = vml.coordsize;
g.coordorigin = vml.coordorigin;
var el = createNode("shape"), ol = el.style;
ol.width = vml.width + "px";
ol.height = vml.height + "px";
el.coordsize = coordsize;
el.coordorigin = vml.coordorigin;
g[appendChild](el);
var p = new Element(el, g, vml),
attr = {fill: "none", stroke: "#000"};
pathString && (attr.path = pathString);
p.type = "path";
p.path = [];
p.Path = E;
setFillAndStroke(p, attr);
vml.canvas[appendChild](g);
return p;
};
setFillAndStroke = function (o, params) {
o.attrs = o.attrs || {};
var node = o.node,
a = o.attrs,
s = node.style,
xy,
newpath = (params.x != a.x || params.y != a.y || params.width != a.width || params.height != a.height || params.r != a.r) && o.type == "rect",
res = o;
for (var par in params) if (params[has](par)) {
a[par] = params[par];
}
if (newpath) {
a.path = rectPath(a.x, a.y, a.width, a.height, a.r);
o.X = a.x;
o.Y = a.y;
o.W = a.width;
o.H = a.height;
}
params.href && (node.href = params.href);
params.title && (node.title = params.title);
params.target && (node.target = params.target);
params.cursor && (s.cursor = params.cursor);
"blur" in params && o.blur(params.blur);
if (params.path && o.type == "path" || newpath) {
node.path = path2vml(a.path);
}
if (params.rotation != null) {
o.rotate(params.rotation, true);
}
if (params.translation) {
xy = Str(params.translation)[split](separator);
translate.call(o, xy[0], xy[1]);
if (o._.rt.cx != null) {
o._.rt.cx +=+ xy[0];
o._.rt.cy +=+ xy[1];
o.setBox(o.attrs, xy[0], xy[1]);
}
}
if (params.scale) {
xy = Str(params.scale)[split](separator);
o.scale(+xy[0] || 1, +xy[1] || +xy[0] || 1, +xy[2] || null, +xy[3] || null);
}
if ("clip-rect" in params) {
var rect = Str(params["clip-rect"])[split](separator);
if (rect[length] == 4) {
rect[2] = +rect[2] + (+rect[0]);
rect[3] = +rect[3] + (+rect[1]);
var div = node.clipRect || doc.createElement("div"),
dstyle = div.style,
group = node.parentNode;
dstyle.clip = R.format("rect({1}px {2}px {3}px {0}px)", rect);
if (!node.clipRect) {
dstyle.position = "absolute";
dstyle.top = 0;
dstyle.left = 0;
dstyle.width = o.paper.width + "px";
dstyle.height = o.paper.height + "px";
group.parentNode.insertBefore(div, group);
div[appendChild](group);
node.clipRect = div;
}
}
if (!params["clip-rect"]) {
node.clipRect && (node.clipRect.style.clip = E);
}
}
if (o.type == "image" && params.src) {
node.src = params.src;
}
if (o.type == "image" && params.opacity) {
node.filterOpacity = ms + ".Alpha(opacity=" + (params.opacity * 100) + ")";
s.filter = (node.filterMatrix || E) + (node.filterOpacity || E);
}
params.font && (s.font = params.font);
params["font-family"] && (s.fontFamily = '"' + params["font-family"][split](",")[0][rp](/^['"]+|['"]+$/g, E) + '"');
params["font-size"] && (s.fontSize = params["font-size"]);
params["font-weight"] && (s.fontWeight = params["font-weight"]);
params["font-style"] && (s.fontStyle = params["font-style"]);
if (params.opacity != null ||
params["stroke-width"] != null ||
params.fill != null ||
params.stroke != null ||
params["stroke-width"] != null ||
params["stroke-opacity"] != null ||
params["fill-opacity"] != null ||
params["stroke-dasharray"] != null ||
params["stroke-miterlimit"] != null ||
params["stroke-linejoin"] != null ||
params["stroke-linecap"] != null) {
node = o.shape || node;
var fill = (node.getElementsByTagName(fillString) && node.getElementsByTagName(fillString)[0]),
newfill = false;
!fill && (newfill = fill = createNode(fillString));
if ("fill-opacity" in params || "opacity" in params) {
var opacity = ((+a["fill-opacity"] + 1 || 2) - 1) * ((+a.opacity + 1 || 2) - 1) * ((+R.getRGB(params.fill).o + 1 || 2) - 1);
opacity = mmin(mmax(opacity, 0), 1);
fill.opacity = opacity;
}
params.fill && (fill.on = true);
if (fill.on == null || params.fill == "none") {
fill.on = false;
}
if (fill.on && params.fill) {
var isURL = params.fill.match(ISURL);
if (isURL) {
fill.src = isURL[1];
fill.type = "tile";
} else {
fill.color = R.getRGB(params.fill).hex;
fill.src = E;
fill.type = "solid";
if (R.getRGB(params.fill).error && (res.type in {circle: 1, ellipse: 1} || Str(params.fill).charAt() != "r") && addGradientFill(res, params.fill)) {
a.fill = "none";
a.gradient = params.fill;
}
}
}
newfill && node[appendChild](fill);
var stroke = (node.getElementsByTagName("stroke") && node.getElementsByTagName("stroke")[0]),
newstroke = false;
!stroke && (newstroke = stroke = createNode("stroke"));
if ((params.stroke && params.stroke != "none") ||
params["stroke-width"] ||
params["stroke-opacity"] != null ||
params["stroke-dasharray"] ||
params["stroke-miterlimit"] ||
params["stroke-linejoin"] ||
params["stroke-linecap"]) {
stroke.on = true;
}
(params.stroke == "none" || stroke.on == null || params.stroke == 0 || params["stroke-width"] == 0) && (stroke.on = false);
var strokeColor = R.getRGB(params.stroke);
stroke.on && params.stroke && (stroke.color = strokeColor.hex);
opacity = ((+a["stroke-opacity"] + 1 || 2) - 1) * ((+a.opacity + 1 || 2) - 1) * ((+strokeColor.o + 1 || 2) - 1);
var width = (toFloat(params["stroke-width"]) || 1) * .75;
opacity = mmin(mmax(opacity, 0), 1);
params["stroke-width"] == null && (width = a["stroke-width"]);
params["stroke-width"] && (stroke.weight = width);
width && width < 1 && (opacity *= width) && (stroke.weight = 1);
stroke.opacity = opacity;
params["stroke-linejoin"] && (stroke.joinstyle = params["stroke-linejoin"] || "miter");
stroke.miterlimit = params["stroke-miterlimit"] || 8;
params["stroke-linecap"] && (stroke.endcap = params["stroke-linecap"] == "butt" ? "flat" : params["stroke-linecap"] == "square" ? "square" : "round");
if (params["stroke-dasharray"]) {
var dasharray = {
"-": "shortdash",
".": "shortdot",
"-.": "shortdashdot",
"-..": "shortdashdotdot",
". ": "dot",
"- ": "dash",
"--": "longdash",
"- .": "dashdot",
"--.": "longdashdot",
"--..": "longdashdotdot"
};
stroke.dashstyle = dasharray[has](params["stroke-dasharray"]) ? dasharray[params["stroke-dasharray"]] : E;
}
newstroke && node[appendChild](stroke);
}
if (res.type == "text") {
s = res.paper.span.style;
a.font && (s.font = a.font);
a["font-family"] && (s.fontFamily = a["font-family"]);
a["font-size"] && (s.fontSize = a["font-size"]);
a["font-weight"] && (s.fontWeight = a["font-weight"]);
a["font-style"] && (s.fontStyle = a["font-style"]);
res.node.string && (res.paper.span.innerHTML = Str(res.node.string)[rp](/</g, "<")[rp](/&/g, "&")[rp](/\n/g, "<br>"));
res.W = a.w = res.paper.span.offsetWidth;
res.H = a.h = res.paper.span.offsetHeight;
res.X = a.x;
res.Y = a.y + round(res.H / 2);
// text-anchor emulationm
switch (a["text-anchor"]) {
case "start":
res.node.style["v-text-align"] = "left";
res.bbx = round(res.W / 2);
break;
case "end":
res.node.style["v-text-align"] = "right";
res.bbx = -round(res.W / 2);
break;
default:
res.node.style["v-text-align"] = "center";
break;
}
}
};
addGradientFill = function (o, gradient) {
o.attrs = o.attrs || {};
var attrs = o.attrs,
fill,
type = "linear",
fxfy = ".5 .5";
o.attrs.gradient = gradient;
gradient = Str(gradient)[rp](radial_gradient, function (all, fx, fy) {
type = "radial";
if (fx && fy) {
fx = toFloat(fx);
fy = toFloat(fy);
pow(fx - .5, 2) + pow(fy - .5, 2) > .25 && (fy = math.sqrt(.25 - pow(fx - .5, 2)) * ((fy > .5) * 2 - 1) + .5);
fxfy = fx + S + fy;
}
return E;
});
gradient = gradient[split](/\s*\-\s*/);
if (type == "linear") {
var angle = gradient.shift();
angle = -toFloat(angle);
if (isNaN(angle)) {
return null;
}
}
var dots = parseDots(gradient);
if (!dots) {
return null;
}
o = o.shape || o.node;
fill = o.getElementsByTagName(fillString)[0] || createNode(fillString);
!fill.parentNode && o.appendChild(fill);
if (dots[length]) {
fill.on = true;
fill.method = "none";
fill.color = dots[0].color;
fill.color2 = dots[dots[length] - 1].color;
var clrs = [];
for (var i = 0, ii = dots[length]; i < ii; i++) {
dots[i].offset && clrs[push](dots[i].offset + S + dots[i].color);
}
fill.colors && (fill.colors.value = clrs[length] ? clrs[join]() : "0% " + fill.color);
if (type == "radial") {
fill.type = "gradientradial";
fill.focus = "100%";
fill.focussize = fxfy;
fill.focusposition = fxfy;
} else {
fill.type = "gradient";
fill.angle = (270 - angle) % 360;
}
}
return 1;
};
Element = function (node, group, vml) {
var Rotation = 0,
RotX = 0,
RotY = 0,
Scale = 1;
this[0] = node;
this.id = R._oid++;
this.node = node;
node.raphael = this;
this.X = 0;
this.Y = 0;
this.attrs = {};
this.Group = group;
this.paper = vml;
this._ = {
tx: 0,
ty: 0,
rt: {deg:0},
sx: 1,
sy: 1
};
!vml.bottom && (vml.bottom = this);
this.prev = vml.top;
vml.top && (vml.top.next = this);
vml.top = this;
this.next = null;
};
elproto = Element[proto];
elproto.rotate = function (deg, cx, cy) {
if (this.removed) {
return this;
}
if (deg == null) {
if (this._.rt.cx) {
return [this._.rt.deg, this._.rt.cx, this._.rt.cy][join](S);
}
return this._.rt.deg;
}
deg = Str(deg)[split](separator);
if (deg[length] - 1) {
cx = toFloat(deg[1]);
cy = toFloat(deg[2]);
}
deg = toFloat(deg[0]);
if (cx != null) {
this._.rt.deg = deg;
} else {
this._.rt.deg += deg;
}
cy == null && (cx = null);
this._.rt.cx = cx;
this._.rt.cy = cy;
this.setBox(this.attrs, cx, cy);
this.Group.style.rotation = this._.rt.deg;
// gradient fix for rotation. TODO
// var fill = (this.shape || this.node).getElementsByTagName(fillString);
// fill = fill[0] || {};
// var b = ((360 - this._.rt.deg) - 270) % 360;
// !R.is(fill.angle, "undefined") && (fill.angle = b);
return this;
};
elproto.setBox = function (params, cx, cy) {
if (this.removed) {
return this;
}
var gs = this.Group.style,
os = (this.shape && this.shape.style) || this.node.style;
params = params || {};
for (var i in params) if (params[has](i)) {
this.attrs[i] = params[i];
}
cx = cx || this._.rt.cx;
cy = cy || this._.rt.cy;
var attr = this.attrs,
x,
y,
w,
h;
switch (this.type) {
case "circle":
x = attr.cx - attr.r;
y = attr.cy - attr.r;
w = h = attr.r * 2;
break;
case "ellipse":
x = attr.cx - attr.rx;
y = attr.cy - attr.ry;
w = attr.rx * 2;
h = attr.ry * 2;
break;
case "image":
x = +attr.x;
y = +attr.y;
w = attr.width || 0;
h = attr.height || 0;
break;
case "text":
this.textpath.v = ["m", round(attr.x), ", ", round(attr.y - 2), "l", round(attr.x) + 1, ", ", round(attr.y - 2)][join](E);
x = attr.x - round(this.W / 2);
y = attr.y - this.H / 2;
w = this.W;
h = this.H;
break;
case "rect":
case "path":
if (!this.attrs.path) {
x = 0;
y = 0;
w = this.paper.width;
h = this.paper.height;
} else {
var dim = pathDimensions(this.attrs.path);
x = dim.x;
y = dim.y;
w = dim.width;
h = dim.height;
}
break;
default:
x = 0;
y = 0;
w = this.paper.width;
h = this.paper.height;
break;
}
cx = (cx == null) ? x + w / 2 : cx;
cy = (cy == null) ? y + h / 2 : cy;
var left = cx - this.paper.width / 2,
top = cy - this.paper.height / 2, t;
gs.left != (t = left + "px") && (gs.left = t);
gs.top != (t = top + "px") && (gs.top = t);
this.X = pathlike[has](this.type) ? -left : x;
this.Y = pathlike[has](this.type) ? -top : y;
this.W = w;
this.H = h;
if (pathlike[has](this.type)) {
os.left != (t = -left * zoom + "px") && (os.left = t);
os.top != (t = -top * zoom + "px") && (os.top = t);
} else if (this.type == "text") {
os.left != (t = -left + "px") && (os.left = t);
os.top != (t = -top + "px") && (os.top = t);
} else {
gs.width != (t = this.paper.width + "px") && (gs.width = t);
gs.height != (t = this.paper.height + "px") && (gs.height = t);
os.left != (t = x - left + "px") && (os.left = t);
os.top != (t = y - top + "px") && (os.top = t);
os.width != (t = w + "px") && (os.width = t);
os.height != (t = h + "px") && (os.height = t);
}
};
elproto.hide = function () {
!this.removed && (this.Group.style.display = "none");
return this;
};
elproto.show = function () {
!this.removed && (this.Group.style.display = "block");
return this;
};
elproto.getBBox = function () {
if (this.removed) {
return this;
}
if (pathlike[has](this.type)) {
return pathDimensions(this.attrs.path);
}
return {
x: this.X + (this.bbx || 0),
y: this.Y,
width: this.W,
height: this.H
};
};
elproto.remove = function () {
if (this.removed) {
return;
}
tear(this, this.paper);
this.node.parentNode.removeChild(this.node);
this.Group.parentNode.removeChild(this.Group);
this.shape && this.shape.parentNode.removeChild(this.shape);
for (var i in this) {
delete this[i];
}
this.removed = true;
};
elproto.attr = function (name, value) {
if (this.removed) {
return this;
}
if (name == null) {
var res = {};
for (var i in this.attrs) if (this.attrs[has](i)) {
res[i] = this.attrs[i];
}
this._.rt.deg && (res.rotation = this.rotate());
(this._.sx != 1 || this._.sy != 1) && (res.scale = this.scale());
res.gradient && res.fill == "none" && (res.fill = res.gradient) && delete res.gradient;
return res;
}
if (value == null && R.is(name, "string")) {
if (name == "translation") {
return translate.call(this);
}
if (name == "rotation") {
return this.rotate();
}
if (name == "scale") {
return this.scale();
}
if (name == fillString && this.attrs.fill == "none" && this.attrs.gradient) {
return this.attrs.gradient;
}
return this.attrs[name];
}
if (this.attrs && value == null && R.is(name, array)) {
var ii, values = {};
for (i = 0, ii = name[length]; i < ii; i++) {
values[name[i]] = this.attr(name[i]);
}
return values;
}
var params;
if (value != null) {
params = {};
params[name] = value;
}
value == null && R.is(name, "object") && (params = name);
if (params) {
for (var key in this.paper.customAttributes) if (this.paper.customAttributes[has](key) && params[has](key) && R.is(this.paper.customAttributes[key], "function")) {
var par = this.paper.customAttributes[key].apply(this, [][concat](params[key]));
this.attrs[key] = params[key];
for (var subkey in par) if (par[has](subkey)) {
params[subkey] = par[subkey];
}
}
if (params.text && this.type == "text") {
this.node.string = params.text;
}
setFillAndStroke(this, params);
if (params.gradient && (({circle: 1, ellipse: 1})[has](this.type) || Str(params.gradient).charAt() != "r")) {
addGradientFill(this, params.gradient);
}
(!pathlike[has](this.type) || this._.rt.deg) && this.setBox(this.attrs);
}
return this;
};
elproto.toFront = function () {
!this.removed && this.Group.parentNode[appendChild](this.Group);
this.paper.top != this && tofront(this, this.paper);
return this;
};
elproto.toBack = function () {
if (this.removed) {
return this;
}
if (this.Group.parentNode.firstChild != this.Group) {
this.Group.parentNode.insertBefore(this.Group, this.Group.parentNode.firstChild);
toback(this, this.paper);
}
return this;
};
elproto.insertAfter = function (element) {
if (this.removed) {
return this;
}
if (element.constructor == Set) {
element = element[element.length - 1];
}
if (element.Group.nextSibling) {
element.Group.parentNode.insertBefore(this.Group, element.Group.nextSibling);
} else {
element.Group.parentNode[appendChild](this.Group);
}
insertafter(this, element, this.paper);
return this;
};
elproto.insertBefore = function (element) {
if (this.removed) {
return this;
}
if (element.constructor == Set) {
element = element[0];
}
element.Group.parentNode.insertBefore(this.Group, element.Group);
insertbefore(this, element, this.paper);
return this;
};
elproto.blur = function (size) {
var s = this.node.runtimeStyle,
f = s.filter;
f = f.replace(blurregexp, E);
if (+size !== 0) {
this.attrs.blur = size;
s.filter = f + S + ms + ".Blur(pixelradius=" + (+size || 1.5) + ")";
s.margin = R.format("-{0}px 0 0 -{0}px", round(+size || 1.5));
} else {
s.filter = f;
s.margin = 0;
delete this.attrs.blur;
}
};
theCircle = function (vml, x, y, r) {
var g = createNode("group"),
o = createNode("oval"),
ol = o.style;
g.style.cssText = "position:absolute;left:0;top:0;width:" + vml.width + "px;height:" + vml.height + "px";
g.coordsize = coordsize;
g.coordorigin = vml.coordorigin;
g[appendChild](o);
var res = new Element(o, g, vml);
res.type = "circle";
setFillAndStroke(res, {stroke: "#000", fill: "none"});
res.attrs.cx = x;
res.attrs.cy = y;
res.attrs.r = r;
res.setBox({x: x - r, y: y - r, width: r * 2, height: r * 2});
vml.canvas[appendChild](g);
return res;
};
function rectPath(x, y, w, h, r) {
if (r) {
return R.format("M{0},{1}l{2},0a{3},{3},0,0,1,{3},{3}l0,{5}a{3},{3},0,0,1,{4},{3}l{6},0a{3},{3},0,0,1,{4},{4}l0,{7}a{3},{3},0,0,1,{3},{4}z", x + r, y, w - r * 2, r, -r, h - r * 2, r * 2 - w, r * 2 - h);
} else {
return R.format("M{0},{1}l{2},0,0,{3},{4},0z", x, y, w, h, -w);
}
}
theRect = function (vml, x, y, w, h, r) {
var path = rectPath(x, y, w, h, r),
res = vml.path(path),
a = res.attrs;
res.X = a.x = x;
res.Y = a.y = y;
res.W = a.width = w;
res.H = a.height = h;
a.r = r;
a.path = path;
res.type = "rect";
return res;
};
theEllipse = function (vml, x, y, rx, ry) {
var g = createNode("group"),
o = createNode("oval"),
ol = o.style;
g.style.cssText = "position:absolute;left:0;top:0;width:" + vml.width + "px;height:" + vml.height + "px";
g.coordsize = coordsize;
g.coordorigin = vml.coordorigin;
g[appendChild](o);
var res = new Element(o, g, vml);
res.type = "ellipse";
setFillAndStroke(res, {stroke: "#000"});
res.attrs.cx = x;
res.attrs.cy = y;
res.attrs.rx = rx;
res.attrs.ry = ry;
res.setBox({x: x - rx, y: y - ry, width: rx * 2, height: ry * 2});
vml.canvas[appendChild](g);
return res;
};
theImage = function (vml, src, x, y, w, h) {
var g = createNode("group"),
o = createNode("image");
g.style.cssText = "position:absolute;left:0;top:0;width:" + vml.width + "px;height:" + vml.height + "px";
g.coordsize = coordsize;
g.coordorigin = vml.coordorigin;
o.src = src;
g[appendChild](o);
var res = new Element(o, g, vml);
res.type = "image";
res.attrs.src = src;
res.attrs.x = x;
res.attrs.y = y;
res.attrs.w = w;
res.attrs.h = h;
res.setBox({x: x, y: y, width: w, height: h});
vml.canvas[appendChild](g);
return res;
};
theText = function (vml, x, y, text) {
var g = createNode("group"),
el = createNode("shape"),
ol = el.style,
path = createNode("path"),
ps = path.style,
o = createNode("textpath");
g.style.cssText = "position:absolute;left:0;top:0;width:" + vml.width + "px;height:" + vml.height + "px";
g.coordsize = coordsize;
g.coordorigin = vml.coordorigin;
path.v = R.format("m{0},{1}l{2},{1}", round(x * 10), round(y * 10), round(x * 10) + 1);
path.textpathok = true;
ol.width = vml.width;
ol.height = vml.height;
o.string = Str(text);
o.on = true;
el[appendChild](o);
el[appendChild](path);
g[appendChild](el);
var res = new Element(o, g, vml);
res.shape = el;
res.textpath = path;
res.type = "text";
res.attrs.text = text;
res.attrs.x = x;
res.attrs.y = y;
res.attrs.w = 1;
res.attrs.h = 1;
setFillAndStroke(res, {font: availableAttrs.font, stroke: "none", fill: "#000"});
res.setBox();
vml.canvas[appendChild](g);
return res;
};
setSize = function (width, height) {
var cs = this.canvas.style;
width == +width && (width += "px");
height == +height && (height += "px");
cs.width = width;
cs.height = height;
cs.clip = "rect(0 " + width + " " + height + " 0)";
return this;
};
var createNode;
doc.createStyleSheet().addRule(".rvml", ");
try {
!doc.namespaces.rvml && doc.namespaces.add("rvml", "urn:schemas-microsoft-com:vml");
createNode = function (tagName) {
return doc.createElement('<rvml:' + tagName + ' class="rvml">');
};
} catch (e) {
createNode = function (tagName) {
return doc.createElement('<' + tagName + ' xmlns="urn:schemas-microsoft.com:vml" class="rvml">');
};
}
create = function () {
var con = getContainer[apply](0, arguments),
container = con.container,
height = con.height,
s,
width = con.width,
x = con.x,
y = con.y;
if (!container) {
throw new Error("VML container not found.");
}
var res = new Paper,
c = res.canvas = doc.createElement("div"),
cs = c.style;
x = x || 0;
y = y || 0;
width = width || 512;
height = height || 342;
width == +width && (width += "px");
height == +height && (height += "px");
res.width = 1e3;
res.height = 1e3;
res.coordsize = zoom * 1e3 + S + zoom * 1e3;
res.coordorigin = "0 0";
res.span = doc.createElement("span");
res.span.style.cssText = "position:absolute;left:-9999em;top:-9999em;padding:0;margin:0;line-height:1;display:inline;";
c[appendChild](res.span);
cs.cssText = R.format("top:0;left:0;width:{0};height:{1};display:inline-block;position:relative;clip:rect(0 {0} {1} 0);overflow:hidden", width, height);
if (container == 1) {
doc.body[appendChild](c);
cs.left = x + "px";
cs.top = y + "px";
cs.position = "absolute";
} else {
if (container.firstChild) {
container.insertBefore(c, container.firstChild);
} else {
container[appendChild](c);
}
}
plugins.call(res, res, R.fn);
return res;
};
paperproto.clear = function () {
this.canvas.innerHTML = E;
this.span = doc.createElement("span");
this.span.style.cssText = "position:absolute;left:-9999em;top:-9999em;padding:0;margin:0;line-height:1;display:inline;";
this.canvas[appendChild](this.span);
this.bottom = this.top = null;
};
paperproto.remove = function () {
this.canvas.parentNode.removeChild(this.canvas);
for (var i in this) {
this[i] = removed(i);
}
return true;
};
}
// rest
// WebKit rendering bug workaround method
var version = navigator.userAgent.match(/Version\/(.*?)\s/);
if ((navigator.vendor == "Apple Computer, Inc.") && (version && version[1] < 4 || navigator.platform.slice(0, 2) == "iP")) {
paperproto.safari = function () {
var rect = this.rect(-99, -99, this.width + 99, this.height + 99).attr({stroke: "none"});
win.setTimeout(function () {rect.remove();});
};
} else {
paperproto.safari = function () {};
}
// Events
var preventDefault = function () {
this.returnValue = false;
},
preventTouch = function () {
return this.originalEvent.preventDefault();
},
stopPropagation = function () {
this.cancelBubble = true;
},
stopTouch = function () {
return this.originalEvent.stopPropagation();
},
addEvent = (function () {
if (doc.addEventListener) {
return function (obj, type, fn, element) {
var realName = supportsTouch && touchMap[type] ? touchMap[type] : type;
var f = function (e) {
if (supportsTouch && touchMap[has](type)) {
for (var i = 0, ii = e.targetTouches && e.targetTouches.length; i < ii; i++) {
if (e.targetTouches[i].target == obj) {
var olde = e;
e = e.targetTouches[i];
e.originalEvent = olde;
e.preventDefault = preventTouch;
e.stopPropagation = stopTouch;
break;
}
}
}
return fn.call(element, e);
};
obj.addEventListener(realName, f, false);
return function () {
obj.removeEventListener(realName, f, false);
return true;
};
};
} else if (doc.attachEvent) {
return function (obj, type, fn, element) {
var f = function (e) {
e = e || win.event;
e.preventDefault = e.preventDefault || preventDefault;
e.stopPropagation = e.stopPropagation || stopPropagation;
return fn.call(element, e);
};
obj.attachEvent("on" + type, f);
var detacher = function () {
obj.detachEvent("on" + type, f);
return true;
};
return detacher;
};
}
})(),
drag = [],
dragMove = function (e) {
var x = e.clientX,
y = e.clientY,
scrollY = doc.documentElement.scrollTop || doc.body.scrollTop,
scrollX = doc.documentElement.scrollLeft || doc.body.scrollLeft,
dragi,
j = drag.length;
while (j--) {
dragi = drag[j];
if (supportsTouch) {
var i = e.touches.length,
touch;
while (i--) {
touch = e.touches[i];
if (touch.identifier == dragi.el._drag.id) {
x = touch.clientX;
y = touch.clientY;
(e.originalEvent ? e.originalEvent : e).preventDefault();
break;
}
}
} else {
e.preventDefault();
}
x += scrollX;
y += scrollY;
dragi.move && dragi.move.call(dragi.move_scope || dragi.el, x - dragi.el._drag.x, y - dragi.el._drag.y, x, y, e);
}
},
dragUp = function (e) {
R.unmousemove(dragMove).unmouseup(dragUp);
var i = drag.length,
dragi;
while (i--) {
dragi = drag[i];
dragi.el._drag = {};
dragi.end && dragi.end.call(dragi.end_scope || dragi.start_scope || dragi.move_scope || dragi.el, e);
}
drag = [];
};
for (var i = events[length]; i--;) {
(function (eventName) {
R[eventName] = Element[proto][eventName] = function (fn, scope) {
if (R.is(fn, "function")) {
this.events = this.events || [];
this.events.push({name: eventName, f: fn, unbind: addEvent(this.shape || this.node || doc, eventName, fn, scope || this)});
}
return this;
};
R["un" + eventName] = Element[proto]["un" + eventName] = function (fn) {
var events = this.events,
l = events[length];
while (l--) if (events[l].name == eventName && events[l].f == fn) {
events[l].unbind();
events.splice(l, 1);
!events.length && delete this.events;
return this;
}
return this;
};
})(events[i]);
}
elproto.hover = function (f_in, f_out, scope_in, scope_out) {
return this.mouseover(f_in, scope_in).mouseout(f_out, scope_out || scope_in);
};
elproto.unhover = function (f_in, f_out) {
return this.unmouseover(f_in).unmouseout(f_out);
};
elproto.drag = function (onmove, onstart, onend, move_scope, start_scope, end_scope) {
this._drag = {};
this.mousedown(function (e) {
(e.originalEvent || e).preventDefault();
var scrollY = doc.documentElement.scrollTop || doc.body.scrollTop,
scrollX = doc.documentElement.scrollLeft || doc.body.scrollLeft;
this._drag.x = e.clientX + scrollX;
this._drag.y = e.clientY + scrollY;
this._drag.id = e.identifier;
onstart && onstart.call(start_scope || move_scope || this, e.clientX + scrollX, e.clientY + scrollY, e);
!drag.length && R.mousemove(dragMove).mouseup(dragUp);
drag.push({el: this, move: onmove, end: onend, move_scope: move_scope, start_scope: start_scope, end_scope: end_scope});
});
return this;
};
elproto.undrag = function (onmove, onstart, onend) {
var i = drag.length;
while (i--) {
drag[i].el == this && (drag[i].move == onmove && drag[i].end == onend) && drag.splice(i++, 1);
}
!drag.length && R.unmousemove(dragMove).unmouseup(dragUp);
};
paperproto.circle = function (x, y, r) {
return theCircle(this, x || 0, y || 0, r || 0);
};
paperproto.rect = function (x, y, w, h, r) {
return theRect(this, x || 0, y || 0, w || 0, h || 0, r || 0);
};
paperproto.ellipse = function (x, y, rx, ry) {
return theEllipse(this, x || 0, y || 0, rx || 0, ry || 0);
};
paperproto.path = function (pathString) {
pathString && !R.is(pathString, string) && !R.is(pathString[0], array) && (pathString += E);
return thePath(R.format[apply](R, arguments), this);
};
paperproto.image = function (src, x, y, w, h) {
return theImage(this, src || "about:blank", x || 0, y || 0, w || 0, h || 0);
};
paperproto.text = function (x, y, text) {
return theText(this, x || 0, y || 0, Str(text));
};
paperproto.set = function (itemsArray) {
arguments[length] > 1 && (itemsArray = Array[proto].splice.call(arguments, 0, arguments[length]));
return new Set(itemsArray);
};
paperproto.setSize = setSize;
paperproto.top = paperproto.bottom = null;
paperproto.raphael = R;
function x_y() {
return this.x + S + this.y;
}
elproto.resetScale = function () {
if (this.removed) {
return this;
}
this._.sx = 1;
this._.sy = 1;
this.attrs.scale = "1 1";
};
elproto.scale = function (x, y, cx, cy) {
if (this.removed) {
return this;
}
if (x == null && y == null) {
return {
x: this._.sx,
y: this._.sy,
toString: x_y
};
}
y = y || x;
!+y && (y = x);
var dx,
dy,
dcx,
dcy,
a = this.attrs;
if (x != 0) {
var bb = this.getBBox(),
rcx = bb.x + bb.width / 2,
rcy = bb.y + bb.height / 2,
kx = abs(x / this._.sx),
ky = abs(y / this._.sy);
cx = (+cx || cx == 0) ? cx : rcx;
cy = (+cy || cy == 0) ? cy : rcy;
var posx = this._.sx > 0,
posy = this._.sy > 0,
dirx = ~~(x / abs(x)),
diry = ~~(y / abs(y)),
dkx = kx * dirx,
dky = ky * diry,
s = this.node.style,
ncx = cx + abs(rcx - cx) * dkx * (rcx > cx == posx ? 1 : -1),
ncy = cy + abs(rcy - cy) * dky * (rcy > cy == posy ? 1 : -1),
fr = (x * dirx > y * diry ? ky : kx);
switch (this.type) {
case "rect":
case "image":
var neww = a.width * kx,
newh = a.height * ky;
this.attr({
height: newh,
r: a.r * fr,
width: neww,
x: ncx - neww / 2,
y: ncy - newh / 2
});
break;
case "circle":
case "ellipse":
this.attr({
rx: a.rx * kx,
ry: a.ry * ky,
r: a.r * fr,
cx: ncx,
cy: ncy
});
break;
case "text":
this.attr({
x: ncx,
y: ncy
});
break;
case "path":
var path = pathToRelative(a.path),
skip = true,
fx = posx ? dkx : kx,
fy = posy ? dky : ky;
for (var i = 0, ii = path[length]; i < ii; i++) {
var p = path[i],
P0 = upperCase.call(p[0]);
if (P0 == "M" && skip) {
continue;
} else {
skip = false;
}
if (P0 == "A") {
p[path[i][length] - 2] *= fx;
p[path[i][length] - 1] *= fy;
p[1] *= kx;
p[2] *= ky;
p[5] = +(dirx + diry ? !!+p[5] : !+p[5]);
} else if (P0 == "H") {
for (var j = 1, jj = p[length]; j < jj; j++) {
p[j] *= fx;
}
} else if (P0 == "V") {
for (j = 1, jj = p[length]; j < jj; j++) {
p[j] *= fy;
}
} else {
for (j = 1, jj = p[length]; j < jj; j++) {
p[j] *= (j % 2) ? fx : fy;
}
}
}
var dim2 = pathDimensions(path);
dx = ncx - dim2.x - dim2.width / 2;
dy = ncy - dim2.y - dim2.height / 2;
path[0][1] += dx;
path[0][2] += dy;
this.attr({path: path});
break;
}
if (this.type in {text: 1, image:1} && (dirx != 1 || diry != 1)) {
if (this.transformations) {
this.transformations[2] = "scale("[concat](dirx, ",", diry, ")");
this.node[setAttribute]("transform", this.transformations[join](S));
dx = (dirx == -1) ? -a.x - (neww || 0) : a.x;
dy = (diry == -1) ? -a.y - (newh || 0) : a.y;
this.attr({x: dx, y: dy});
a.fx = dirx - 1;
a.fy = diry - 1;
} else {
this.node.filterMatrix = ms + ".Matrix(M11="[concat](dirx,
", M12=0, M21=0, M22=", diry,
", Dx=0, Dy=0, sizingmethod='auto expand', filtertype='bilinear')");
s.filter = (this.node.filterMatrix || E) + (this.node.filterOpacity || E);
}
} else {
if (this.transformations) {
this.transformations[2] = E;
this.node[setAttribute]("transform", this.transformations[join](S));
a.fx = 0;
a.fy = 0;
} else {
this.node.filterMatrix = E;
s.filter = (this.node.filterMatrix || E) + (this.node.filterOpacity || E);
}
}
a.scale = [x, y, cx, cy][join](S);
this._.sx = x;
this._.sy = y;
}
return this;
};
elproto.clone = function () {
if (this.removed) {
return null;
}
var attr = this.attr();
delete attr.scale;
delete attr.translation;
return this.paper[this.type]().attr(attr);
};
var curveslengths = {},
getPointAtSegmentLength = function (p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, length) {
var len = 0,
precision = 100,
name = [p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y].join(),
cache = curveslengths[name],
old, dot;
!cache && (curveslengths[name] = cache = {data: []});
cache.timer && clearTimeout(cache.timer);
cache.timer = setTimeout(function () {delete curveslengths[name];}, 2000);
if (length != null) {
var total = getPointAtSegmentLength(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y);
precision = ~~total * 10;
}
for (var i = 0; i < precision + 1; i++) {
if (cache.data[length] > i) {
dot = cache.data[i * precision];
} else {
dot = R.findDotsAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, i / precision);
cache.data[i] = dot;
}
i && (len += pow(pow(old.x - dot.x, 2) + pow(old.y - dot.y, 2), .5));
if (length != null && len >= length) {
return dot;
}
old = dot;
}
if (length == null) {
return len;
}
},
getLengthFactory = function (istotal, subpath) {
return function (path, length, onlystart) {
path = path2curve(path);
var x, y, p, l, sp = "", subpaths = {}, point,
len = 0;
for (var i = 0, ii = path.length; i < ii; i++) {
p = path[i];
if (p[0] == "M") {
x = +p[1];
y = +p[2];
} else {
l = getPointAtSegmentLength(x, y, p[1], p[2], p[3], p[4], p[5], p[6]);
if (len + l > length) {
if (subpath && !subpaths.start) {
point = getPointAtSegmentLength(x, y, p[1], p[2], p[3], p[4], p[5], p[6], length - len);
sp += ["C", point.start.x, point.start.y, point.m.x, point.m.y, point.x, point.y];
if (onlystart) {return sp;}
subpaths.start = sp;
sp = ["M", point.x, point.y + "C", point.n.x, point.n.y, point.end.x, point.end.y, p[5], p[6]][join]();
len += l;
x = +p[5];
y = +p[6];
continue;
}
if (!istotal && !subpath) {
point = getPointAtSegmentLength(x, y, p[1], p[2], p[3], p[4], p[5], p[6], length - len);
return {x: point.x, y: point.y, alpha: point.alpha};
}
}
len += l;
x = +p[5];
y = +p[6];
}
sp += p;
}
subpaths.end = sp;
point = istotal ? len : subpath ? subpaths : R.findDotsAtSegment(x, y, p[1], p[2], p[3], p[4], p[5], p[6], 1);
point.alpha && (point = {x: point.x, y: point.y, alpha: point.alpha});
return point;
};
};
var getTotalLength = getLengthFactory(1),
getPointAtLength = getLengthFactory(),
getSubpathsAtLength = getLengthFactory(0, 1);
elproto.getTotalLength = function () {
if (this.type != "path") {return;}
if (this.node.getTotalLength) {
return this.node.getTotalLength();
}
return getTotalLength(this.attrs.path);
};
elproto.getPointAtLength = function (length) {
if (this.type != "path") {return;}
return getPointAtLength(this.attrs.path, length);
};
elproto.getSubpath = function (from, to) {
if (this.type != "path") {return;}
if (abs(this.getTotalLength() - to) < "1e-6") {
return getSubpathsAtLength(this.attrs.path, from).end;
}
var a = getSubpathsAtLength(this.attrs.path, to, 1);
return from ? getSubpathsAtLength(a, from).end : a;
};
// animation easing formulas
R.easing_formulas = {
linear: function (n) {
return n;
},
"<": function (n) {
return pow(n, 3);
},
">": function (n) {
return pow(n - 1, 3) + 1;
},
"<>": function (n) {
n = n * 2;
if (n < 1) {
return pow(n, 3) / 2;
}
n -= 2;
return (pow(n, 3) + 2) / 2;
},
backIn: function (n) {
var s = 1.70158;
return n * n * ((s + 1) * n - s);
},
backOut: function (n) {
n = n - 1;
var s = 1.70158;
return n * n * ((s + 1) * n + s) + 1;
},
elastic: function (n) {
if (n == 0 || n == 1) {
return n;
}
var p = .3,
s = p / 4;
return pow(2, -10 * n) * math.sin((n - s) * (2 * PI) / p) + 1;
},
bounce: function (n) {
var s = 7.5625,
p = 2.75,
l;
if (n < (1 / p)) {
l = s * n * n;
} else {
if (n < (2 / p)) {
n -= (1.5 / p);
l = s * n * n + .75;
} else {
if (n < (2.5 / p)) {
n -= (2.25 / p);
l = s * n * n + .9375;
} else {
n -= (2.625 / p);
l = s * n * n + .984375;
}
}
}
return l;
}
};
var animationElements = [],
animation = function () {
var Now = +new Date;
for (var l = 0; l < animationElements[length]; l++) {
var e = animationElements[l];
if (e.stop || e.el.removed) {
continue;
}
var time = Now - e.start,
ms = e.ms,
easing = e.easing,
from = e.from,
diff = e.diff,
to = e.to,
t = e.t,
that = e.el,
set = {},
now;
if (time < ms) {
var pos = easing(time / ms);
for (var attr in from) if (from[has](attr)) {
switch (availableAnimAttrs[attr]) {
case "along":
now = pos * ms * diff[attr];
to.back && (now = to.len - now);
var point = getPointAtLength(to[attr], now);
that.translate(diff.sx - diff.x || 0, diff.sy - diff.y || 0);
diff.x = point.x;
diff.y = point.y;
that.translate(point.x - diff.sx, point.y - diff.sy);
to.rot && that.rotate(diff.r + point.alpha, point.x, point.y);
break;
case nu:
now = +from[attr] + pos * ms * diff[attr];
break;
case "colour":
now = "rgb(" + [
upto255(round(from[attr].r + pos * ms * diff[attr].r)),
upto255(round(from[attr].g + pos * ms * diff[attr].g)),
upto255(round(from[attr].b + pos * ms * diff[attr].b))
][join](",") + ")";
break;
case "path":
now = [];
for (var i = 0, ii = from[attr][length]; i < ii; i++) {
now[i] = [from[attr][i][0]];
for (var j = 1, jj = from[attr][i][length]; j < jj; j++) {
now[i][j] = +from[attr][i][j] + pos * ms * diff[attr][i][j];
}
now[i] = now[i][join](S);
}
now = now[join](S);
break;
case "csv":
switch (attr) {
case "translation":
var x = pos * ms * diff[attr][0] - t.x,
y = pos * ms * diff[attr][1] - t.y;
t.x += x;
t.y += y;
now = x + S + y;
break;
case "rotation":
now = +from[attr][0] + pos * ms * diff[attr][0];
from[attr][1] && (now += "," + from[attr][1] + "," + from[attr][2]);
break;
case "scale":
now = [+from[attr][0] + pos * ms * diff[attr][0], +from[attr][1] + pos * ms * diff[attr][1], (2 in to[attr] ? to[attr][2] : E), (3 in to[attr] ? to[attr][3] : E)][join](S);
break;
case "clip-rect":
now = [];
i = 4;
while (i--) {
now[i] = +from[attr][i] + pos * ms * diff[attr][i];
}
break;
}
break;
default:
var from2 = [].concat(from[attr]);
now = [];
i = that.paper.customAttributes[attr].length;
while (i--) {
now[i] = +from2[i] + pos * ms * diff[attr][i];
}
break;
}
set[attr] = now;
}
that.attr(set);
that._run && that._run.call(that);
} else {
if (to.along) {
point = getPointAtLength(to.along, to.len * !to.back);
that.translate(diff.sx - (diff.x || 0) + point.x - diff.sx, diff.sy - (diff.y || 0) + point.y - diff.sy);
to.rot && that.rotate(diff.r + point.alpha, point.x, point.y);
}
(t.x || t.y) && that.translate(-t.x, -t.y);
to.scale && (to.scale += E);
that.attr(to);
animationElements.splice(l--, 1);
}
}
R.svg && that && that.paper && that.paper.safari();
animationElements[length] && setTimeout(animation);
},
keyframesRun = function (attr, element, time, prev, prevcallback) {
var dif = time - prev;
element.timeouts.push(setTimeout(function () {
R.is(prevcallback, "function") && prevcallback.call(element);
element.animate(attr, dif, attr.easing);
}, prev));
},
upto255 = function (color) {
return mmax(mmin(color, 255), 0);
},
translate = function (x, y) {
if (x == null) {
return {x: this._.tx, y: this._.ty, toString: x_y};
}
this._.tx += +x;
this._.ty += +y;
switch (this.type) {
case "circle":
case "ellipse":
this.attr({cx: +x + this.attrs.cx, cy: +y + this.attrs.cy});
break;
case "rect":
case "image":
case "text":
this.attr({x: +x + this.attrs.x, y: +y + this.attrs.y});
break;
case "path":
var path = pathToRelative(this.attrs.path);
path[0][1] += +x;
path[0][2] += +y;
this.attr({path: path});
break;
}
return this;
};
elproto.animateWith = function (element, params, ms, easing, callback) {
for (var i = 0, ii = animationElements.length; i < ii; i++) {
if (animationElements[i].el.id == element.id) {
params.start = animationElements[i].start;
}
}
return this.animate(params, ms, easing, callback);
};
elproto.animateAlong = along();
elproto.animateAlongBack = along(1);
function along(isBack) {
return function (path, ms, rotate, callback) {
var params = {back: isBack};
R.is(rotate, "function") ? (callback = rotate) : (params.rot = rotate);
path && path.constructor == Element && (path = path.attrs.path);
path && (params.along = path);
return this.animate(params, ms, callback);
};
}
function CubicBezierAtTime(t, p1x, p1y, p2x, p2y, duration) {
var cx = 3 * p1x,
bx = 3 * (p2x - p1x) - cx,
ax = 1 - cx - bx,
cy = 3 * p1y,
by = 3 * (p2y - p1y) - cy,
ay = 1 - cy - by;
function sampleCurveX(t) {
return ((ax * t + bx) * t + cx) * t;
}
function solve(x, epsilon) {
var t = solveCurveX(x, epsilon);
return ((ay * t + by) * t + cy) * t;
}
function solveCurveX(x, epsilon) {
var t0, t1, t2, x2, d2, i;
for(t2 = x, i = 0; i < 8; i++) {
x2 = sampleCurveX(t2) - x;
if (abs(x2) < epsilon) {
return t2;
}
d2 = (3 * ax * t2 + 2 * bx) * t2 + cx;
if (abs(d2) < 1e-6) {
break;
}
t2 = t2 - x2 / d2;
}
t0 = 0;
t1 = 1;
t2 = x;
if (t2 < t0) {
return t0;
}
if (t2 > t1) {
return t1;
}
while (t0 < t1) {
x2 = sampleCurveX(t2);
if (abs(x2 - x) < epsilon) {
return t2;
}
if (x > x2) {
t0 = t2;
} else {
t1 = t2;
}
t2 = (t1 - t0) / 2 + t0;
}
return t2;
}
return solve(t, 1 / (200 * duration));
}
elproto.onAnimation = function (f) {
this._run = f || 0;
return this;
};
elproto.animate = function (params, ms, easing, callback) {
var element = this;
element.timeouts = element.timeouts || [];
if (R.is(easing, "function") || !easing) {
callback = easing || null;
}
if (element.removed) {
callback && callback.call(element);
return element;
}
var from = {},
to = {},
animateable = false,
diff = {};
for (var attr in params) if (params[has](attr)) {
if (availableAnimAttrs[has](attr) || element.paper.customAttributes[has](attr)) {
animateable = true;
from[attr] = element.attr(attr);
(from[attr] == null) && (from[attr] = availableAttrs[attr]);
to[attr] = params[attr];
switch (availableAnimAttrs[attr]) {
case "along":
var len = getTotalLength(params[attr]);
var point = getPointAtLength(params[attr], len * !!params.back);
var bb = element.getBBox();
diff[attr] = len / ms;
diff.tx = bb.x;
diff.ty = bb.y;
diff.sx = point.x;
diff.sy = point.y;
to.rot = params.rot;
to.back = params.back;
to.len = len;
params.rot && (diff.r = toFloat(element.rotate()) || 0);
break;
case nu:
diff[attr] = (to[attr] - from[attr]) / ms;
break;
case "colour":
from[attr] = R.getRGB(from[attr]);
var toColour = R.getRGB(to[attr]);
diff[attr] = {
r: (toColour.r - from[attr].r) / ms,
g: (toColour.g - from[attr].g) / ms,
b: (toColour.b - from[attr].b) / ms
};
break;
case "path":
var pathes = path2curve(from[attr], to[attr]);
from[attr] = pathes[0];
var toPath = pathes[1];
diff[attr] = [];
for (var i = 0, ii = from[attr][length]; i < ii; i++) {
diff[attr][i] = [0];
for (var j = 1, jj = from[attr][i][length]; j < jj; j++) {
diff[attr][i][j] = (toPath[i][j] - from[attr][i][j]) / ms;
}
}
break;
case "csv":
var values = Str(params[attr])[split](separator),
from2 = Str(from[attr])[split](separator);
switch (attr) {
case "translation":
from[attr] = [0, 0];
diff[attr] = [values[0] / ms, values[1] / ms];
break;
case "rotation":
from[attr] = (from2[1] == values[1] && from2[2] == values[2]) ? from2 : [0, values[1], values[2]];
diff[attr] = [(values[0] - from[attr][0]) / ms, 0, 0];
break;
case "scale":
params[attr] = values;
from[attr] = Str(from[attr])[split](separator);
diff[attr] = [(values[0] - from[attr][0]) / ms, (values[1] - from[attr][1]) / ms, 0, 0];
break;
case "clip-rect":
from[attr] = Str(from[attr])[split](separator);
diff[attr] = [];
i = 4;
while (i--) {
diff[attr][i] = (values[i] - from[attr][i]) / ms;
}
break;
}
to[attr] = values;
break;
default:
values = [].concat(params[attr]);
from2 = [].concat(from[attr]);
diff[attr] = [];
i = element.paper.customAttributes[attr][length];
while (i--) {
diff[attr][i] = ((values[i] || 0) - (from2[i] || 0)) / ms;
}
break;
}
}
}
if (!animateable) {
var attrs = [],
lastcall;
for (var key in params) if (params[has](key) && animKeyFrames.test(key)) {
attr = {value: params[key]};
key == "from" && (key = 0);
key == "to" && (key = 100);
attr.key = toInt(key, 10);
attrs.push(attr);
}
attrs.sort(sortByKey);
if (attrs[0].key) {
attrs.unshift({key: 0, value: element.attrs});
}
for (i = 0, ii = attrs[length]; i < ii; i++) {
keyframesRun(attrs[i].value, element, ms / 100 * attrs[i].key, ms / 100 * (attrs[i - 1] && attrs[i - 1].key || 0), attrs[i - 1] && attrs[i - 1].value.callback);
}
lastcall = attrs[attrs[length] - 1].value.callback;
if (lastcall) {
element.timeouts.push(setTimeout(function () {lastcall.call(element);}, ms));
}
} else {
var easyeasy = R.easing_formulas[easing];
if (!easyeasy) {
easyeasy = Str(easing).match(bezierrg);
if (easyeasy && easyeasy[length] == 5) {
var curve = easyeasy;
easyeasy = function (t) {
return CubicBezierAtTime(t, +curve[1], +curve[2], +curve[3], +curve[4], ms);
};
} else {
easyeasy = function (t) {
return t;
};
}
}
animationElements.push({
start: params.start || +new Date,
ms: ms,
easing: easyeasy,
from: from,
diff: diff,
to: to,
el: element,
t: {x: 0, y: 0}
});
R.is(callback, "function") && (element._ac = setTimeout(function () {
callback.call(element);
}, ms));
animationElements[length] == 1 && setTimeout(animation);
}
return this;
};
elproto.stop = function () {
for (var i = 0; i < animationElements.length; i++) {
animationElements[i].el.id == this.id && animationElements.splice(i--, 1);
}
for (i = 0, ii = this.timeouts && this.timeouts.length; i < ii; i++) {
clearTimeout(this.timeouts[i]);
}
this.timeouts = [];
clearTimeout(this._ac);
delete this._ac;
return this;
};
elproto.translate = function (x, y) {
return this.attr({translation: x + " " + y});
};
elproto[toString] = function () {
return "Rapha\xebl\u2019s object";
};
R.ae = animationElements;
// Set
var Set = function (items) {
this.items = [];
this[length] = 0;
this.type = "set";
if (items) {
for (var i = 0, ii = items[length]; i < ii; i++) {
if (items[i] && (items[i].constructor == Element || items[i].constructor == Set)) {
this[this.items[length]] = this.items[this.items[length]] = items[i];
this[length]++;
}
}
}
};
Set[proto][push] = function () {
var item,
len;
for (var i = 0, ii = arguments[length]; i < ii; i++) {
item = arguments[i];
if (item && (item.constructor == Element || item.constructor == Set)) {
len = this.items[length];
this[len] = this.items[len] = item;
this[length]++;
}
}
return this;
};
Set[proto].pop = function () {
delete this[this[length]--];
return this.items.pop();
};
for (var method in elproto) if (elproto[has](method)) {
Set[proto][method] = (function (methodname) {
return function () {
for (var i = 0, ii = this.items[length]; i < ii; i++) {
this.items[i][methodname][apply](this.items[i], arguments);
}
return this;
};
})(method);
}
Set[proto].attr = function (name, value) {
if (name && R.is(name, array) && R.is(name[0], "object")) {
for (var j = 0, jj = name[length]; j < jj; j++) {
this.items[j].attr(name[j]);
}
} else {
for (var i = 0, ii = this.items[length]; i < ii; i++) {
this.items[i].attr(name, value);
}
}
return this;
};
Set[proto].animate = function (params, ms, easing, callback) {
(R.is(easing, "function") || !easing) && (callback = easing || null);
var len = this.items[length],
i = len,
item,
set = this,
collector;
callback && (collector = function () {
!--len && callback.call(set);
});
easing = R.is(easing, string) ? easing : collector;
item = this.items[--i].animate(params, ms, easing, collector);
while (i--) {
this.items[i] && !this.items[i].removed && this.items[i].animateWith(item, params, ms, easing, collector);
}
return this;
};
Set[proto].insertAfter = function (el) {
var i = this.items[length];
while (i--) {
this.items[i].insertAfter(el);
}
return this;
};
Set[proto].getBBox = function () {
var x = [],
y = [],
w = [],
h = [];
for (var i = this.items[length]; i--;) {
var box = this.items[i].getBBox();
x[push](box.x);
y[push](box.y);
w[push](box.x + box.width);
h[push](box.y + box.height);
}
x = mmin[apply](0, x);
y = mmin[apply](0, y);
return {
x: x,
y: y,
width: mmax[apply](0, w) - x,
height: mmax[apply](0, h) - y
};
};
Set[proto].clone = function (s) {
s = new Set;
for (var i = 0, ii = this.items[length]; i < ii; i++) {
s[push](this.items[i].clone());
}
return s;
};
R.registerFont = function (font) {
if (!font.face) {
return font;
}
this.fonts = this.fonts || {};
var fontcopy = {
w: font.w,
face: {},
glyphs: {}
},
family = font.face["font-family"];
for (var prop in font.face) if (font.face[has](prop)) {
fontcopy.face[prop] = font.face[prop];
}
if (this.fonts[family]) {
this.fonts[family][push](fontcopy);
} else {
this.fonts[family] = [fontcopy];
}
if (!font.svg) {
fontcopy.face["units-per-em"] = toInt(font.face["units-per-em"], 10);
for (var glyph in font.glyphs) if (font.glyphs[has](glyph)) {
var path = font.glyphs[glyph];
fontcopy.glyphs[glyph] = {
w: path.w,
k: {},
d: path.d && "M" + path.d[rp](/[mlcxtrv]/g, function (command) {
return {l: "L", c: "C", x: "z", t: "m", r: "l", v: "c"}[command] || "M";
}) + "z"
};
if (path.k) {
for (var k in path.k) if (path[has](k)) {
fontcopy.glyphs[glyph].k[k] = path.k[k];
}
}
}
}
return font;
};
paperproto.getFont = function (family, weight, style, stretch) {
stretch = stretch || "normal";
style = style || "normal";
weight = +weight || {normal: 400, bold: 700, lighter: 300, bolder: 800}[weight] || 400;
if (!R.fonts) {
return;
}
var font = R.fonts[family];
if (!font) {
var name = new RegExp("(^|\\s)" + family[rp](/[^\w\d\s+!~.:_-]/g, E) + "(\\s|$)", "i");
for (var fontName in R.fonts) if (R.fonts[has](fontName)) {
if (name.test(fontName)) {
font = R.fonts[fontName];
break;
}
}
}
var thefont;
if (font) {
for (var i = 0, ii = font[length]; i < ii; i++) {
thefont = font[i];
if (thefont.face["font-weight"] == weight && (thefont.face["font-style"] == style || !thefont.face["font-style"]) && thefont.face["font-stretch"] == stretch) {
break;
}
}
}
return thefont;
};
paperproto.print = function (x, y, string, font, size, origin, letter_spacing) {
origin = origin || "middle"; // baseline|middle
letter_spacing = mmax(mmin(letter_spacing || 0, 1), -1);
var out = this.set(),
letters = Str(string)[split](E),
shift = 0,
path = E,
scale;
R.is(font, string) && (font = this.getFont(font));
if (font) {
scale = (size || 16) / font.face["units-per-em"];
var bb = font.face.bbox.split(separator),
top = +bb[0],
height = +bb[1] + (origin == "baseline" ? bb[3] - bb[1] + (+font.face.descent) : (bb[3] - bb[1]) / 2);
for (var i = 0, ii = letters[length]; i < ii; i++) {
var prev = i && font.glyphs[letters[i - 1]] || {},
curr = font.glyphs[letters[i]];
shift += i ? (prev.w || font.w) + (prev.k && prev.k[letters[i]] || 0) + (font.w * letter_spacing) : 0;
curr && curr.d && out[push](this.path(curr.d).attr({fill: "#000", stroke: "none", translation: [shift, 0]}));
}
out.scale(scale, scale, top, height).translate(x - top, y - height);
}
return out;
};
R.format = function (token, params) {
var args = R.is(params, array) ? [0][concat](params) : arguments;
token && R.is(token, string) && args[length] - 1 && (token = token[rp](formatrg, function (str, i) {
return args[++i] == null ? E : args[i];
}));
return token || E;
};
R.ninja = function () {
oldRaphael.was ? (win.Raphael = oldRaphael.is) : delete Raphael;
return R;
};
R.el = elproto;
R.st = Set[proto];
oldRaphael.was ? (win.Raphael = R) : (Raphael = R);
})();