+ return this;
+ };
+ R["un" + eventName] = elproto["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.data = function (key, value) {
+ var data = eldata[this.id] = eldata[this.id] || {};
+ if (arguments.length == 1) {
+ if (R.is(key, "object")) {
+ for (var i in key) if (key[has](i)) {
+ this.data(i, key[i]);
+ }
+ return this;
+ }
+ eve("data.get." + this.id, this, data[key], key);
+ return data[key];
+ }
+ data[key] = value;
+ eve("data.set." + this.id, this, value, key);
+ return this;
+ };
+
+ elproto.removeData = function (key) {
+ if (key == null) {
+ eldata[this.id] = {};
+ } else {
+ eldata[this.id] && delete eldata[this.id][key];
+ }
+ return this;
+ };
+
+ 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);
+ };
+ var draggable = [];
+
+ elproto.drag = function (onmove, onstart, onend, move_scope, start_scope, end_scope) {
+ function start(e) {
+ (e.originalEvent || e).preventDefault();
+ var scrollY = g.doc.documentElement.scrollTop || g.doc.body.scrollTop,
+ scrollX = g.doc.documentElement.scrollLeft || g.doc.body.scrollLeft;
+ this._drag.x = e.clientX + scrollX;
+ this._drag.y = e.clientY + scrollY;
+ this._drag.id = e.identifier;
+ !drag.length && R.mousemove(dragMove).mouseup(dragUp);
+ drag.push({el: this, move_scope: move_scope, start_scope: start_scope, end_scope: end_scope});
+ onstart && eve.on("drag.start." + this.id, onstart);
+ onmove && eve.on("drag.move." + this.id, onmove);
+ onend && eve.on("drag.end." + this.id, onend);
+ eve("drag.start." + this.id, start_scope || move_scope || this, e.clientX + scrollX, e.clientY + scrollY, e);
+ }
+ this._drag = {};
+ draggable.push({el: this, start: start});
+ this.mousedown(start);
+ return this;
+ };
+
+ elproto.onDragOver = function (f) {
+ f ? eve.on("drag.over." + this.id, f) : eve.unbind("drag.over." + this.id);
+ };
+
+ elproto.undrag = function () {
+ var i = draggable.length;
+ while (i--) if (draggable[i].el == this) {
+ this.unmousedown(draggable[i].start);
+ draggable.splice(i, 1);
+ eve.unbind("drag.*." + this.id);
+ }
+ !draggable.length && R.unmousemove(dragMove).unmouseup(dragUp);
+ };
+
+ paperproto.circle = function (x, y, r) {
+ var out = R._engine.circle(this, x || 0, y || 0, r || 0);
+ this.__set__ && this.__set__.push(out);
+ return out;
+ };
+
+ paperproto.rect = function (x, y, w, h, r) {
+ var out = R._engine.rect(this, x || 0, y || 0, w || 0, h || 0, r || 0);
+ this.__set__ && this.__set__.push(out);
+ return out;
+ };
+
+ paperproto.ellipse = function (x, y, rx, ry) {
+ var out = R._engine.ellipse(this, x || 0, y || 0, rx || 0, ry || 0);
+ this.__set__ && this.__set__.push(out);
+ return out;
+ };
+
+ paperproto.path = function (pathString) {
+ pathString && !R.is(pathString, string) && !R.is(pathString[0], array) && (pathString += E);
+ var out = R._engine.path(R.format[apply](R, arguments), this);
+ this.__set__ && this.__set__.push(out);
+ return out;
+ };
+
+ paperproto.image = function (src, x, y, w, h) {
+ var out = R._engine.image(this, src || "about:blank", x || 0, y || 0, w || 0, h || 0);
+ this.__set__ && this.__set__.push(out);
+ return out;
+ };
+
+ paperproto.text = function (x, y, text) {
+ var out = R._engine.text(this, x || 0, y || 0, Str(text));
+ this.__set__ && this.__set__.push(out);
+ return out;
+ };
+
+ paperproto.set = function (itemsArray) {
+ !R.is(itemsArray, "array") && (itemsArray = Array.prototype.splice.call(arguments, 0, arguments.length));
+ var out = new Set(itemsArray);
+ this.__set__ && this.__set__.push(out);
+ return out;
+ };
+
+ paperproto.setStart = function (set) {
+ this.__set__ = set || this.set();
+ };
+
+ paperproto.setFinish = function (set) {
+ var out = this.__set__;
+ delete this.__set__;
+ return out;
+ };
+
+ paperproto.setSize = function (width, height) {
+ return R._engine.setSize.call(this, width, height);
+ };
+
+ paperproto.setViewBox = function (x, y, w, h, fit) {
+ return R._engine.setViewBox.call(this, x, y, w, h, fit);
+ };
+
+
+ paperproto.top = paperproto.bottom = null;
+
+ paperproto.raphael = R;
+ var getOffset = function (elem) {
+ var box = elem.getBoundingClientRect(),
+ doc = elem.ownerDocument,
+ body = doc.body,
+ docElem = doc.documentElement,
+ clientTop = docElem.clientTop || body.clientTop || 0, clientLeft = docElem.clientLeft || body.clientLeft || 0,
+ top = box.top + (g.win.pageYOffset || docElem.scrollTop || body.scrollTop ) - clientTop,
+ left = box.left + (g.win.pageXOffset || docElem.scrollLeft || body.scrollLeft) - clientLeft;
+ return {
+ y: top,
+ x: left
+ };
+ };
+
+ paperproto.getElementByPoint = function (x, y) {
+ var paper = this,
+ svg = paper.canvas,
+ target = g.doc.elementFromPoint(x, y);
+ if (g.win.opera && target.tagName == "svg") {
+ var so = getOffset(svg),
+ sr = svg.createSVGRect();
+ sr.x = x - so.x;
+ sr.y = y - so.y;
+ sr.width = sr.height = 1;
+ var hits = svg.getIntersectionList(sr, null);
+ if (hits.length) {
+ target = hits[hits.length - 1];
+ }
+ }
+ if (!target) {
+ return null;
+ }
+ while (target.parentNode && target != svg.parentNode && !target.raphael) {
+ target = target.parentNode;
+ }
+ target == paper.canvas.parentNode && (target = svg);
+ target = target && target.raphael ? paper.getById(target.raphaelid) : null;
+ return target;
+ };
+
+ paperproto.getById = function (id) {
+ var bot = this.bottom;
+ while (bot) {
+ if (bot.id == id) {
+ return bot;
+ }
+ bot = bot.next;
+ }
+ return null;
+ };
+
+ paperproto.forEach = function (callback, thisArg) {
+ var bot = this.bottom;
+ while (bot) {
+ if (callback.call(thisArg, bot) === false) {
+ return this;
+ }
+ bot = bot.next;
+ }
+ return this;
+ };
+ function x_y() {
+ return this.x + S + this.y;
+ }
+ function x_y_w_h() {
+ return this.x + S + this.y + S + this.width + " \xd7 " + this.height;
+ }
+
+ elproto.getBBox = function (isWithoutTransform) {
+ if (this.removed) {
+ return {};
+ }
+ var _ = this._;
+ if (isWithoutTransform) {
+ if (_.dirty || !_.bboxwt) {
+ this.realPath = getPath[this.type](this);
+ _.bboxwt = pathDimensions(this.realPath);
+ _.bboxwt.toString = x_y_w_h;
+ _.dirty = 0;
+ }
+ return _.bboxwt;
+ }
+ if (_.dirty || _.dirtyT || !_.bbox) {
+ if (_.dirty || !this.realPath) {
+ _.bboxwt = 0;
+ this.realPath = getPath[this.type](this);
+ }
+ _.bbox = pathDimensions(mapPath(this.realPath, this.matrix));
+ _.bbox.toString = x_y_w_h;
+ _.dirty = _.dirtyT = 0;
+ }
+ return _.bbox;
+ };
+
+ elproto.clone = function () {
+ if (this.removed) {
+ return null;
+ }
+ var out = this.paper[this.type]().attr(this.attr());
+ this.__set__ && this.__set__.push(out);
+ return out;
+ };
+
+ elproto.glow = function (glow) {
+ if (this.type == "text") {
+ return null;
+ }
+ glow = glow || {};
+ var s = {
+ width: (glow.width || 10) + (+this.attr("stroke-width") || 1),
+ fill: glow.fill || false,
+ opacity: glow.opacity || .5,
+ offsetx: glow.offsetx || 0,
+ offsety: glow.offsety || 0,
+ color: glow.color || "#000"
+ },
+ c = s.width / 2,
+ r = this.paper,
+ out = r.set(),
+ path = this.realPath || getPath[this.type](this);
+ path = this.matrix ? mapPath(path, this.matrix) : path;
+ for (var i = 1; i < c + 1; i++) {
+ out.push(r.path(path).attr({
+ stroke: s.color,
+ fill: s.fill ? s.color : "none",
+ "stroke-linejoin": "round",
+ "stroke-linecap": "round",
+ "stroke-width": +(s.width / c * i).toFixed(3),
+ opacity: +(s.opacity / c).toFixed(3)
+ }));
+ }
+ return out.insertBefore(this).translate(s.offsetx, s.offsety);
+ };
+ 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];}, 2e3);
+ if (length != null && !cache.precision) {
+ var total = getPointAtSegmentLength(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y);
+ cache.precision = ~~total * 10;
+ cache.data = [];
+ }
+ precision = cache.precision || precision;
+ for (var i = 0; i < precision + 1; i++) {
+ if (cache.data[i * precision]) {
+ dot = cache.data[i * precision];
+ } else {
+ dot = R.findDotsAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, i / precision);
+ cache.data[i * precision] = 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.shift() + p;
+ }
+ subpaths.end = sp;
+ point = istotal ? len : subpath ? subpaths : R.findDotsAtSegment(x, y, p[0], p[1], p[2], p[3], p[4], p[5], 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);
+
+ R.getTotalLength = getTotalLength;
+
+ R.getPointAtLength = getPointAtLength;
+
+ R.getSubpath = function (path, from, to) {
+ if (this.getTotalLength(path) - to < 1e-6) {
+ return getSubpathsAtLength(path, from).end;
+ }
+ var a = getSubpathsAtLength(path, to, 1);
+ return from ? getSubpathsAtLength(a, from).end : a;
+ };
+
+ 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;}
+ return R.getSubpath(this.attrs.path, from, to);
+ };
+
+ var ef = R.easing_formulas = {
+ linear: function (n) {
+ return n;
+ },
+ "<": function (n) {
+ return pow(n, 1.7);
+ },
+ ">": function (n) {
+ return pow(n, .48);
+ },
+ "<>": function (n) {
+ var q = .48 - n / 1.04,
+ Q = math.sqrt(.1734 + q * q),
+ x = Q - q,
+ X = pow(abs(x), 1 / 3) * (x < 0 ? -1 : 1),
+ y = -Q - q,
+ Y = pow(abs(y), 1 / 3) * (y < 0 ? -1 : 1),
+ t = X + Y + .5;
+ return (1 - t) * 3 * t * t + t * t * t;
+ },
+ 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 == !!n) {
+ return n;
+ }
+ return pow(2, -10 * n) * math.sin((n - .075) * (2 * PI) / .3) + 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;
+ }
+ };
+ ef.easeIn = ef["ease-in"] = ef["<"];
+ ef.easeOut = ef["ease-out"] = ef[">"];
+ ef.easeInOut = ef["ease-in-out"] = ef["<>"];
+ ef["back-in"] = ef.backIn;
+ ef["back-out"] = ef.backOut;
+
+ var animationElements = [],
+ requestAnimFrame = window.requestAnimationFrame ||
+ window.webkitRequestAnimationFrame ||
+ window.mozRequestAnimationFrame ||
+ window.oRequestAnimationFrame ||
+ window.msRequestAnimationFrame ||
+ function (callback) {
+ setTimeout(callback, 16);
+ },
+ animation = function () {
+ var Now = +new Date,
+ l = 0;
+ for (; l < animationElements.length; l++) {
+ var e = animationElements[l];
+ if (e.el.removed || e.paused) {
+ 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,
+ init = {},
+ key;
+ if (e.initstatus) {
+ time = (e.initstatus * e.anim.top - e.prev) / (e.percent - e.prev) * ms;
+ e.status = e.initstatus;
+ delete e.initstatus;
+ e.stop && animationElements.splice(l--, 1);
+ } else {
+ e.status = (e.prev + (e.percent - e.prev) * (time / ms)) / e.anim.top;
+ }
+ if (time < 0) {
+ continue;
+ }
+ if (time < ms) {
+ var pos = easing(time / ms);
+ for (var attr in from) if (from[has](attr)) {
+ switch (availableAnimAttrs[attr]) {
+ 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 "transform":
+ if (diff[attr].real) {
+ now = [];
+ for (i = 0, ii = from[attr].length; i < ii; i++) {
+ now[i] = [from[attr][i][0]];
+ for (j = 1, jj = from[attr][i].length; j < jj; j++) {
+ now[i][j] = from[attr][i][j] + pos * ms * diff[attr][i][j];
+ }
+ }
+ } else {
+ var get = function (i) {
+ return +from[attr][i] + pos * ms * diff[attr][i];
+ };
+ // now = [["r", get(2), 0, 0], ["t", get(3), get(4)], ["s", get(0), get(1), 0, 0]];
+ now = [["m", get(0), get(1), get(2), get(3), get(4), get(5)]];
+ }
+ break;
+ case "csv":
+ if (attr == "clip-rect") {
+ now = [];
+ i = 4;
+ while (i--) {
+ now[i] = +from[attr][i] + pos * ms * diff[attr][i];
+ }
+ }
+ 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);
+ (function (id, that, anim) {
+ setTimeout(function () {
+ eve("anim.frame." + id, that, anim);
+ });
+ })(that.id, that, e.anim);
+ } else {
+ (function(f, el, a) {
+ setTimeout(function() {
+ eve("anim.frame." + el.id, el, a);
+ eve("anim.finish." + el.id, el, a);
+ R.is(f, "function") && f.call(el);
+ });
+ })(e.callback, that, e.anim);
+ that.attr(to);
+ animationElements.splice(l--, 1);
+ if (e.repeat > 1 && !e.next) {
+ for (key in to) if (to[has](key)) {
+ init[key] = e.totalOrigin[key];
+ }
+ e.el.attr(init);
+ runAnimation(e.anim, e.el, e.anim.percents[0], null, e.totalOrigin, e.repeat - 1);
+ }
+ if (e.next && !e.stop) {
+ runAnimation(e.anim, e.el, e.next, null, e.totalOrigin, e.repeat);
+ }
+ }
+ }
+ R.svg && that && that.paper && that.paper.safari();
+ animationElements.length && requestAnimFrame(animation);
+ },
+ upto255 = function (color) {
+ return color > 255 ? 255 : color < 0 ? 0 : color;
+ };
+
+ elproto.animateWith = function (element, anim, params, ms, easing, callback) {
+ var a = params ? R.animation(params, ms, easing, callback) : anim,
+ status = element.status(anim);
+ return this.animate(a).status(a, status * anim.ms / a.ms);
+ };
+ 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) {