677 lines
25 KiB
JavaScript
677 lines
25 KiB
JavaScript
/*
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* Raphael 0.7 - JavaScript Vector Library
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*
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* Copyright (c) 2008 – 2009 Dmitry Baranovskiy (http://raphaeljs.com)
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* Licensed under the MIT (http://www.opensource.org/licenses/mit-license.php) license.
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*/
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(function (R) {
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if (R == null) {
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throw new Error("raphael-svg.js should not be included into HTML. It has to be loaded with raphael.js");
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}
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R.type = "SVG";
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R.vml = false;
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R.svg = true;
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R._.thePath = function (params, pathString, SVG) {
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var el = document.createElementNS(SVG.svgns, "path");
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el.setAttribute("fill", "none");
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if (SVG.canvas) {
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SVG.canvas.appendChild(el);
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}
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var p = new Element(el, SVG);
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p.isAbsolute = true;
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p.type = "path";
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p.last = {x: 0, y: 0, bx: 0, by: 0};
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p.absolutely = function () {
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this.isAbsolute = true;
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return this;
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};
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p.relatively = function () {
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this.isAbsolute = false;
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return this;
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};
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p.moveTo = function (x, y) {
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var d = this.isAbsolute?"M":"m";
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d += parseFloat(x, 10).toFixed(3) + " " + parseFloat(y, 10).toFixed(3) + " ";
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var oldD = this[0].getAttribute("d") || "";
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(oldD == "M0,0") && (oldD = "");
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this[0].setAttribute("d", oldD + d);
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this.last.x = (this.isAbsolute ? 0 : this.last.x) + parseFloat(x, 10);
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this.last.y = (this.isAbsolute ? 0 : this.last.y) + parseFloat(y, 10);
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this.attrs.path = oldD + d;
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return this;
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};
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p.lineTo = function (x, y) {
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this.last.x = (this.isAbsolute ? 0 : this.last.x) + parseFloat(x, 10);
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this.last.y = (this.isAbsolute ? 0 : this.last.y) + parseFloat(y, 10);
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var d = this.isAbsolute?"L":"l";
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d += parseFloat(x, 10).toFixed(3) + " " + parseFloat(y, 10).toFixed(3) + " ";
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var oldD = this[0].getAttribute("d") || "";
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this[0].setAttribute("d", oldD + d);
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this.attrs.path = oldD + d;
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return this;
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};
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p.arcTo = function (rx, ry, large_arc_flag, sweep_flag, x, y) {
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var d = this.isAbsolute ? "A" : "a";
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d += [parseFloat(rx, 10).toFixed(3), parseFloat(ry, 10).toFixed(3), 0, large_arc_flag, sweep_flag, parseFloat(x, 10).toFixed(3), parseFloat(y, 10).toFixed(3)].join(" ");
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var oldD = this[0].getAttribute("d") || "";
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this[0].setAttribute("d", oldD + d);
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this.last.x = parseFloat(x, 10);
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this.last.y = parseFloat(y, 10);
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this.attrs.path = oldD + d;
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return this;
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};
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p.cplineTo = function (x1, y1, w1) {
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if (!w1) {
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return this.lineTo(x1, y1);
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} else {
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var p = {};
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var x = parseFloat(x1, 10);
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var y = parseFloat(y1, 10);
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var w = parseFloat(w1, 10);
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var d = this.isAbsolute?"C":"c";
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var attr = [+this.last.x + w, +this.last.y, x - w, y, x, y];
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for (var i = 0, ii = attr.length; i < ii; i++) {
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d += attr[i].toFixed(3) + " ";
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}
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this.last.x = (this.isAbsolute ? 0 : this.last.x) + attr[4];
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this.last.y = (this.isAbsolute ? 0 : this.last.y) + attr[5];
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this.last.bx = attr[2];
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this.last.by = attr[3];
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var oldD = this[0].getAttribute("d") || "";
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this[0].setAttribute("d", oldD + d);
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this.attrs.path = oldD + d;
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return this;
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}
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};
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p.curveTo = function () {
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var p = {},
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command = [0, 1, 2, 3, "s", 5, "c"];
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var d = command[arguments.length];
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if (this.isAbsolute) {
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d = d.toUpperCase();
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}
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for (var i = 0, ii = arguments.length; i < ii; i++) {
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d += parseFloat(arguments[i], 10).toFixed(3) + " ";
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}
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this.last.x = (this.isAbsolute ? 0 : this.last.x) + parseFloat(arguments[arguments.length - 2], 10);
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this.last.y = (this.isAbsolute ? 0 : this.last.y) + parseFloat(arguments[arguments.length - 1], 10);
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this.last.bx = parseFloat(arguments[arguments.length - 4], 10);
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this.last.by = parseFloat(arguments[arguments.length - 3], 10);
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var oldD = this.node.getAttribute("d") || "";
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this.node.setAttribute("d", oldD + d);
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this.attrs.path = oldD + d;
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return this;
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};
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p.qcurveTo = function () {
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var p = {},
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command = [0, 1, "t", 3, "q"];
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var d = command[arguments.length];
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if (this.isAbsolute) {
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d = d.toUpperCase();
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}
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for (var i = 0, ii = arguments.length; i < ii; i++) {
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d += parseFloat(arguments[i], 10).toFixed(3) + " ";
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}
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this.last.x = (this.isAbsolute ? 0 : this.last.x) + parseFloat(arguments[arguments.length - 2], 10);
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this.last.y = (this.isAbsolute ? 0 : this.last.y) + parseFloat(arguments[arguments.length - 1], 10);
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if (arguments.length != 2) {
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this.last.qx = parseFloat(arguments[arguments.length - 4], 10);
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this.last.qy = parseFloat(arguments[arguments.length - 3], 10);
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}
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var oldD = this.node.getAttribute("d") || "";
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this.node.setAttribute("d", oldD + d);
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this.attrs.path = oldD + d;
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return this;
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};
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p.addRoundedCorner = function (r, dir) {
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var R = .5522 * r, rollback = this.isAbsolute, o = this;
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if (rollback) {
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this.relatively();
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rollback = function () {
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o.absolutely();
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};
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} else {
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rollback = function () {};
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}
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var actions = {
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l: function () {
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return {
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u: function () {
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o.curveTo(-R, 0, -r, -(r - R), -r, -r);
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},
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d: function () {
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o.curveTo(-R, 0, -r, r - R, -r, r);
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}
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};
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},
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r: function () {
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return {
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u: function () {
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o.curveTo(R, 0, r, -(r - R), r, -r);
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},
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d: function () {
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o.curveTo(R, 0, r, r - R, r, r);
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}
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};
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},
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u: function () {
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return {
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r: function () {
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o.curveTo(0, -R, -(R - r), -r, r, -r);
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},
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l: function () {
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o.curveTo(0, -R, R - r, -r, -r, -r);
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}
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};
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},
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d: function () {
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return {
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r: function () {
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o.curveTo(0, R, -(R - r), r, r, r);
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},
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l: function () {
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o.curveTo(0, R, R - r, r, -r, r);
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}
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};
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}
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};
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actions[dir[0]]()[dir[1]]();
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rollback();
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return o;
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};
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p.andClose = function () {
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var oldD = this[0].getAttribute("d") || "";
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this[0].setAttribute("d", oldD + "Z ");
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this.attrs.path = oldD + "Z ";
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return this;
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};
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if (pathString) {
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p.attrs.path = "" + pathString;
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p.absolutely();
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R._.paper.pathfinder(p, p.attrs.path);
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}
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if (params) {
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R._.setFillAndStroke(p, params);
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}
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return p;
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};
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R._.addGrdientFill = function (o, gradient, SVG) {
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var el = document.createElementNS(SVG.svgns, gradient.type + "Gradient");
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el.id = "raphael-gradient-" + Raphael.idGenerator++;
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if (gradient.vector && gradient.vector.length) {
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el.setAttribute("x1", gradient.vector[0]);
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el.setAttribute("y1", gradient.vector[1]);
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el.setAttribute("x2", gradient.vector[2]);
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el.setAttribute("y2", gradient.vector[3]);
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}
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SVG.defs.appendChild(el);
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for (var i = 0, ii = gradient.dots.length; i < ii; i++) {
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var stop = document.createElementNS(SVG.svgns, "stop");
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stop.setAttribute("offset", gradient.dots[i].offset ? gradient.dots[i].offset : (i == 0) ? "0%" : "100%");
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stop.setAttribute("stop-color", gradient.dots[i].color || "#fff");
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if (typeof gradient.dots[i].opacity != "undefined") {
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stop.setAttribute("stop-opacity", gradient.dots[i].opacity);
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}
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el.appendChild(stop);
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};
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o.setAttribute("fill", "url(#" + el.id + ")");
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};
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R._.updatePosition = function (o) {
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if (o.pattern) {
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var bbox = o.node.getBBox();
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o.pattern.setAttribute("patternTransform", "translate(" + [bbox.x, bbox.y].join(",") + ")");
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}
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};
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R._.setFillAndStroke = function (o, params) {
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var dasharray = {
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"-": [3, 1],
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".": [1, 1],
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"-.": [3, 1, 1, 1],
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"-..": [3, 1, 1, 1, 1, 1],
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". ": [1, 3],
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"- ": [4, 3],
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"--": [8, 3],
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"- .": [4, 3, 1, 3],
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"--.": [8, 3, 1, 3],
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"--..": [8, 3, 1, 3, 1, 3]
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},
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addDashes = function (o, value) {
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value = dasharray[value.toString().toLowerCase()];
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if (value) {
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var width = o.attrs["stroke-width"] || "1",
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butt = {round: width, square: width, butt: 0}[o.attrs["stroke-linecap"] || params["stroke-linecap"]] || 0,
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dashes = [];
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for (var i = 0, ii = value.length; i < ii; i++) {
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dashes.push(value[i] * width + ((i % 2) ? 1 : -1) * butt);
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}
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value = dashes.join(",");
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o.node.setAttribute("stroke-dasharray", value);
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}
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};
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for (var att in params) {
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var value = params[att];
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o.attrs[att] = value;
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switch (att) {
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case "path":
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if (o.type == "path") {
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o.node.setAttribute("d", "M0,0");
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R._.paper.pathfinder(o, value);
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}
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case "rx":
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case "cx":
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case "x":
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o.node.setAttribute(att, value);
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R._.updatePosition(o);
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break;
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case "ry":
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case "cy":
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case "y":
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o.node.setAttribute(att, value);
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R._.updatePosition(o);
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break;
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case "width":
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o.node.setAttribute(att, value);
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break;
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case "height":
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o.node.setAttribute(att, value);
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break;
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case "gradient":
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R._.addGrdientFill(o.node, value, o.svg);
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break;
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case "stroke-width":
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o.node.style.strokeWidth = value;
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// Need following line for Firefox
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o.node.setAttribute(att, value);
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if (o.attrs["stroke-dasharray"]) {
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addDashes(o, o.attrs["stroke-dasharray"]);
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}
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break;
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case "stroke-dasharray":
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addDashes(o, value);
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break;
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case "text":
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if (o.type == "text") {
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o.node.childNodes.length && o.node.removeChild(o.node.firstChild);
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o.node.appendChild(document.createTextNode(value));
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}
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break;
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case "rotation":
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o.rotate(value, true);
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break;
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case "translation":
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var xy = value.split(/[, ]+/);
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o.translate(xy[0], xy[1]);
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break;
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case "scale":
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var xy = value.split(/[, ]+/);
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o.scale(xy[0], xy[1]);
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break;
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case "fill":
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var isURL = value.match(/^url\(([^\)]+)\)$/i);
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if (isURL) {
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var el = document.createElementNS(o.svg.svgns, "pattern");
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var ig = document.createElementNS(o.svg.svgns, "image");
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el.id = "raphael-pattern-" + Raphael.idGenerator++;
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el.setAttribute("x", 0);
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el.setAttribute("y", 0);
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el.setAttribute("patternUnits", "userSpaceOnUse");
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ig.setAttribute("x", 0);
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ig.setAttribute("y", 0);
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ig.setAttributeNS(o.svg.xlink, "href", isURL[1]);
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el.appendChild(ig);
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var img = document.createElement("img");
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img.style.position = "absolute";
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img.style.top = "-9999em";
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img.style.left = "-9999em";
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img.onload = function () {
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el.setAttribute("width", this.offsetWidth);
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el.setAttribute("height", this.offsetHeight);
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ig.setAttribute("width", this.offsetWidth);
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ig.setAttribute("height", this.offsetHeight);
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document.body.removeChild(this);
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R._.paper.safari();
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};
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document.body.appendChild(img);
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img.src = isURL[1];
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o.svg.defs.appendChild(el);
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o.node.style.fill = "url(#" + el.id + ")";
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o.node.setAttribute("fill", "url(#" + el.id + ")");
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o.pattern = el;
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R._.updatePosition(o);
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break;
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}
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default :
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var cssrule = att.replace(/(\-.)/g, function (w) {
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return w.substring(1).toUpperCase();
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});
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o.node.style[cssrule] = value;
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// Need following line for Firefox
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o.node.setAttribute(att, value);
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break;
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}
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}
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};
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var Element = function (node, svg) {
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var X = 0,
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Y = 0;
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this[0] = node;
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this.node = node;
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this.svg = svg;
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this.attrs = this.attrs || {};
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this.transformations = []; // rotate, translate, scale
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this._ = {
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tx: 0,
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ty: 0,
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rt: {deg: 0, x: 0, y: 0},
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sx: 1,
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sy: 1
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};
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};
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Element.prototype.translate = function (x, y) {
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if (x == undefined && y == undefined) {
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return {x: this._.tx, y: this._.ty};
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}
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this._.tx += +x;
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this._.ty += +y;
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switch (this.type) {
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case "circle":
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case "ellipse":
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this.attr({cx: this.attrs.cx + x, cy: this.attrs.cy + y});
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break;
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case "rect":
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case "image":
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case "text":
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this.attr({x: this.attrs.x + x, y: this.attrs.y + y});
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break;
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case "path":
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var path = Raphael.pathToRelative(this.attrs.path);
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path[0][1] += +x;
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path[0][2] += +y;
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this.attr({path: path.join(" ")});
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break;
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}
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return this;
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};
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Element.prototype.rotate = function (deg, isAbsolute) {
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if (deg == undefined) {
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return this._.rt.deg;
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}
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var bbox = this.getBBox();
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if (isAbsolute) {
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this._.rt.deg = deg;
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} else {
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this._.rt.deg += deg;
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}
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if (this._.rt.deg) {
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this.transformations[0] = ("rotate(" + this._.rt.deg + " " + (bbox.x + bbox.width / 2) + " " + (bbox.y + bbox.height / 2) + ")");
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} else {
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this.transformations[0] = "";
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}
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this.node.setAttribute("transform", this.transformations.join(" "));
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return this;
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};
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Element.prototype.hide = function () {
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this.node.style.display = "none";
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return this;
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};
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Element.prototype.show = function () {
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this.node.style.display = "block";
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return this;
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};
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Element.prototype.remove = function () {
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this.node.parentNode.removeChild(this.node);
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};
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Element.prototype.getBBox = function () {
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return this.node.getBBox();
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};
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Element.prototype.attr = function () {
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if (arguments.length == 1 && typeof arguments[0] == "string") {
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if (arguments[0] == "translation") {
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return this.translate();
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}
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return this.attrs[arguments[0]];
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}
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if (arguments.length == 1 && arguments[0] instanceof Array) {
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var values = {};
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for (var j in arguments[0]) {
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values[arguments[0][j]] = this.attrs[arguments[0][j]];
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}
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return values;
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}
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if (arguments.length == 2) {
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var params = {};
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params[arguments[0]] = arguments[1];
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R._.setFillAndStroke(this, params);
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} else if (arguments.length == 1 && typeof arguments[0] == "object") {
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R._.setFillAndStroke(this, arguments[0]);
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}
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return this;
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};
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Element.prototype.toFront = function () {
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this.node.parentNode.appendChild(this.node);
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return this;
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};
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Element.prototype.toBack = function () {
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if (this.node.parentNode.firstChild != this.node) {
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this.node.parentNode.insertBefore(this.node, this.node.parentNode.firstChild);
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}
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return this;
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};
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Element.prototype.insertAfter = function (element) {
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if (element.node.nextSibling) {
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element.node.parentNode.insertBefore(this.node, element.node.nextSibling);
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} else {
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element.node.parentNode.appendChild(this.node);
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}
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return this;
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};
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Element.prototype.insertBefore = function (element) {
|
||
element.node.parentNode.insertBefore(this.node, element.node);
|
||
return this;
|
||
};
|
||
for (var method in R._.element) {
|
||
Element.prototype[method] = R._.element[method];
|
||
}
|
||
R._.theCircle = function (svg, x, y, r) {
|
||
var el = document.createElementNS(svg.svgns, "circle");
|
||
el.setAttribute("cx", x);
|
||
el.setAttribute("cy", y);
|
||
el.setAttribute("r", r);
|
||
el.setAttribute("fill", "none");
|
||
el.setAttribute("stroke", "#000");
|
||
if (svg.canvas) {
|
||
svg.canvas.appendChild(el);
|
||
}
|
||
var res = new Element(el, svg);
|
||
res.attrs = res.attrs || {};
|
||
res.attrs.cx = x;
|
||
res.attrs.cy = y;
|
||
res.attrs.r = r;
|
||
res.attrs.stroke = "#000";
|
||
res.type = "circle";
|
||
return res;
|
||
};
|
||
R._.theRect = function (svg, x, y, w, h, r) {
|
||
var el = document.createElementNS(svg.svgns, "rect");
|
||
el.setAttribute("x", x);
|
||
el.setAttribute("y", y);
|
||
el.setAttribute("width", w);
|
||
el.setAttribute("height", h);
|
||
if (r) {
|
||
el.setAttribute("rx", r);
|
||
el.setAttribute("ry", r);
|
||
}
|
||
el.setAttribute("fill", "none");
|
||
el.setAttribute("stroke", "#000");
|
||
if (svg.canvas) {
|
||
svg.canvas.appendChild(el);
|
||
}
|
||
var res = new Element(el, svg);
|
||
res.attrs = res.attrs || {};
|
||
res.attrs.x = x;
|
||
res.attrs.y = y;
|
||
res.attrs.width = w;
|
||
res.attrs.height = h;
|
||
res.attrs.stroke = "#000";
|
||
if (r) {
|
||
res.attrs.rx = res.attrs.ry = r;
|
||
}
|
||
res.type = "rect";
|
||
return res;
|
||
};
|
||
R._.theEllipse = function (svg, x, y, rx, ry) {
|
||
var el = document.createElementNS(svg.svgns, "ellipse");
|
||
el.setAttribute("cx", x);
|
||
el.setAttribute("cy", y);
|
||
el.setAttribute("rx", rx);
|
||
el.setAttribute("ry", ry);
|
||
el.setAttribute("fill", "none");
|
||
el.setAttribute("stroke", "#000");
|
||
if (svg.canvas) {
|
||
svg.canvas.appendChild(el);
|
||
}
|
||
var res = new Element(el, svg);
|
||
res.attrs = res.attrs || {};
|
||
res.attrs.cx = x;
|
||
res.attrs.cy = y;
|
||
res.attrs.rx = rx;
|
||
res.attrs.ry = ry;
|
||
res.attrs.stroke = "#000";
|
||
res.type = "ellipse";
|
||
return res;
|
||
};
|
||
R._.theImage = function (svg, src, x, y, w, h) {
|
||
var el = document.createElementNS(svg.svgns, "image");
|
||
el.setAttribute("x", x);
|
||
el.setAttribute("y", y);
|
||
el.setAttribute("width", w);
|
||
el.setAttribute("height", h);
|
||
el.setAttribute("preserveAspectRatio", "none");
|
||
el.setAttributeNS(svg.xlink, "href", src);
|
||
if (svg.canvas) {
|
||
svg.canvas.appendChild(el);
|
||
}
|
||
var res = new Element(el, svg);
|
||
res.attrs = res.attrs || {};
|
||
res.attrs.x = x;
|
||
res.attrs.y = y;
|
||
res.attrs.width = w;
|
||
res.attrs.height = h;
|
||
res.type = "image";
|
||
return res;
|
||
};
|
||
R._.theText = function (svg, x, y, text) {
|
||
var el = document.createElementNS(svg.svgns, "text");
|
||
el.setAttribute("x", x);
|
||
el.setAttribute("y", y);
|
||
el.setAttribute("text-anchor", "middle");
|
||
el.setAttribute("fill", "#000");
|
||
if (text) {
|
||
el.appendChild(document.createTextNode(text));
|
||
}
|
||
if (svg.canvas) {
|
||
svg.canvas.appendChild(el);
|
||
}
|
||
var res = new Element(el, svg);
|
||
res.attrs = res.attrs || {};
|
||
res.attrs.x = x;
|
||
res.attrs.y = y;
|
||
res.attrs.fill = "#000";
|
||
res.type = "text";
|
||
return res;
|
||
};
|
||
R._.theGroup = function (svg) {
|
||
var el = document.createElementNS(svg.svgns, "g");
|
||
if (svg.canvas) {
|
||
svg.canvas.appendChild(el);
|
||
}
|
||
var i = new Element(el, svg);
|
||
for (var f in svg) {
|
||
if (f[0] != "_" && typeof svg[f] == "function") {
|
||
i[f] = (function (f) {
|
||
return function () {
|
||
var e = svg[f].apply(svg, arguments);
|
||
el.appendChild(e[0]);
|
||
return e;
|
||
};
|
||
})(f);
|
||
}
|
||
}
|
||
i.type = "group";
|
||
return i;
|
||
};
|
||
R._create = function () {
|
||
// container, width, height
|
||
// x, y, width, height
|
||
if (typeof arguments[0] == "string") {
|
||
var container = document.getElementById(arguments[0]);
|
||
var width = arguments[1];
|
||
var height = arguments[2];
|
||
}
|
||
if (typeof arguments[0] == "object") {
|
||
var container = arguments[0];
|
||
var width = arguments[1];
|
||
var height = arguments[2];
|
||
}
|
||
if (typeof arguments[0] == "number") {
|
||
var container = 1,
|
||
x = arguments[0],
|
||
y = arguments[1],
|
||
width = arguments[2],
|
||
height = arguments[3];
|
||
}
|
||
if (!container) {
|
||
throw new Error("SVG container not found.");
|
||
}
|
||
R._.paper.canvas = document.createElementNS(R._.paper.svgns, "svg");
|
||
R._.paper.canvas.setAttribute("width", width || 320);
|
||
R._.paper.width = width || 320;
|
||
R._.paper.canvas.setAttribute("height", height || 200);
|
||
R._.paper.height = height || 200;
|
||
if (container == 1) {
|
||
document.body.appendChild(R._.paper.canvas);
|
||
R._.paper.canvas.style.position = "absolute";
|
||
R._.paper.canvas.style.left = x + "px";
|
||
R._.paper.canvas.style.top = y + "px";
|
||
} else {
|
||
if (container.firstChild) {
|
||
container.insertBefore(R._.paper.canvas, container.firstChild);
|
||
} else {
|
||
container.appendChild(R._.paper.canvas);
|
||
}
|
||
}
|
||
container = {
|
||
canvas: R._.paper.canvas,
|
||
clear: function () {
|
||
while (this.canvas.firstChild) {
|
||
this.canvas.removeChild(this.canvas.firstChild);
|
||
}
|
||
this.defs = document.createElementNS(R._.paper.svgns, "defs");
|
||
this.canvas.appendChild(this.defs);
|
||
}
|
||
};
|
||
for (var prop in R._.paper) {
|
||
if (prop != "create") {
|
||
container[prop] = R._.paper[prop];
|
||
}
|
||
}
|
||
container.clear();
|
||
return container;
|
||
};
|
||
R._.paper.remove = function () {
|
||
this.canvas.parentNode.removeChild(this.canvas);
|
||
};
|
||
R._.paper.svgns = "http://www.w3.org/2000/svg";
|
||
R._.paper.xlink = "http://www.w3.org/1999/xlink";
|
||
R._.paper.safari = function () {
|
||
if (navigator.vendor == "Apple Computer, Inc.") {
|
||
var rect = this.rect(-this.width, -this.height, this.width * 3, this.height * 3).attr({stroke: "none"});
|
||
setTimeout(function () {rect.remove();}, 0);
|
||
}
|
||
};
|
||
})(window.Raphael);
|