vml.js
上传用户:kimgenplus
上传日期:2016-06-05
资源大小:20877k
文件大小:31k
- /*
- Copyright (c) 2004-2006, The Dojo Foundation
- All Rights Reserved.
- Licensed under the Academic Free License version 2.1 or above OR the
- modified BSD license. For more information on Dojo licensing, see:
- http://dojotoolkit.org/community/licensing.shtml
- */
- dojo.provide("dojo.gfx.vml");
- dojo.require("dojo.dom");
- dojo.require("dojo.math");
- dojo.require("dojo.lang.declare");
- dojo.require("dojo.lang.extras");
- dojo.require("dojo.string.*");
- dojo.require("dojo.html.metrics");
- dojo.require("dojo.gfx.color");
- dojo.require("dojo.gfx.common");
- dojo.require("dojo.gfx.shape");
- dojo.require("dojo.gfx.path");
- dojo.require("dojo.experimental");
- dojo.experimental("dojo.gfx.vml");
- dojo.gfx.vml.xmlns = "urn:schemas-microsoft-com:vml";
- dojo.gfx.vml._parseFloat = function (str) {
- return str.match(/^d+f$/i) ? parseInt(str) / 65536 : parseFloat(str);
- };
- dojo.gfx.vml.cm_in_pt = 72 / 2.54;
- dojo.gfx.vml.mm_in_pt = 7.2 / 2.54;
- dojo.gfx.vml.px_in_pt = function () {
- return dojo.html.getCachedFontMeasurements()["12pt"] / 12;
- };
- dojo.gfx.vml.pt2px = function (len) {
- return len * this.px_in_pt();
- };
- dojo.gfx.vml.px2pt = function (len) {
- return len / this.px_in_pt();
- };
- dojo.gfx.vml.normalizedLength = function (len) {
- if (len.length == 0) {
- return 0;
- }
- if (len.length > 2) {
- var px_in_pt = this.px_in_pt();
- var val = parseFloat(len);
- switch (len.slice(-2)) {
- case "px":
- return val;
- case "pt":
- return val * px_in_pt;
- case "in":
- return val * 72 * px_in_pt;
- case "pc":
- return val * 12 * px_in_pt;
- case "mm":
- return val / this.mm_in_pt * px_in_pt;
- case "cm":
- return val / this.cm_in_pt * px_in_pt;
- }
- }
- return parseFloat(len);
- };
- dojo.lang.extend(dojo.gfx.Shape, {setFill:function (fill) {
- if (!fill) {
- this.fillStyle = null;
- this.rawNode.filled = false;
- return this;
- }
- if (typeof (fill) == "object" && "type" in fill) {
- switch (fill.type) {
- case "linear":
- var f = dojo.gfx.makeParameters(dojo.gfx.defaultLinearGradient, fill);
- this.fillStyle = f;
- var s = "";
- for (var i = 0; i < f.colors.length; ++i) {
- f.colors[i].color = dojo.gfx.normalizeColor(f.colors[i].color);
- s += f.colors[i].offset.toFixed(8) + " " + f.colors[i].color.toHex() + ";";
- }
- var fo = this.rawNode.fill;
- fo.colors.value = s;
- fo.method = "sigma";
- fo.type = "gradient";
- fo.angle = (dojo.math.radToDeg(Math.atan2(f.x2 - f.x1, f.y2 - f.y1)) + 180) % 360;
- fo.on = true;
- break;
- case "radial":
- var f = dojo.gfx.makeParameters(dojo.gfx.defaultRadialGradient, fill);
- this.fillStyle = f;
- var w = parseFloat(this.rawNode.style.width);
- var h = parseFloat(this.rawNode.style.height);
- var c = isNaN(w) ? 1 : 2 * f.r / w;
- var i = f.colors.length - 1;
- f.colors[i].color = dojo.gfx.normalizeColor(f.colors[i].color);
- var s = "0 " + f.colors[i].color.toHex();
- for (; i >= 0; --i) {
- f.colors[i].color = dojo.gfx.normalizeColor(f.colors[i].color);
- s += (1 - c * f.colors[i].offset).toFixed(8) + " " + f.colors[i].color.toHex() + ";";
- }
- var fo = this.rawNode.fill;
- fo.colors.value = s;
- fo.method = "sigma";
- fo.type = "gradientradial";
- if (isNaN(w) || isNaN(h)) {
- fo.focusposition = "0.5 0.5";
- } else {
- fo.focusposition = (f.cx / w).toFixed(8) + " " + (f.cy / h).toFixed(8);
- }
- fo.focussize = "0 0";
- fo.on = true;
- break;
- case "pattern":
- var f = dojo.gfx.makeParameters(dojo.gfx.defaultPattern, fill);
- this.fillStyle = f;
- var fo = this.rawNode.fill;
- fo.type = "tile";
- fo.src = f.src;
- if (f.width && f.height) {
- fo.size.x = dojo.gfx.vml.px2pt(f.width);
- fo.size.y = dojo.gfx.vml.px2pt(f.height);
- }
- fo.alignShape = false;
- fo.position.x = 0;
- fo.position.y = 0;
- fo.origin.x = f.width ? f.x / f.width : 0;
- fo.origin.y = f.height ? f.y / f.height : 0;
- fo.on = true;
- break;
- }
- this.rawNode.fill.opacity = 1;
- return this;
- }
- this.fillStyle = dojo.gfx.normalizeColor(fill);
- this.rawNode.fillcolor = this.fillStyle.toHex();
- this.rawNode.fill.opacity = this.fillStyle.a;
- this.rawNode.filled = true;
- return this;
- }, setStroke:function (stroke) {
- if (!stroke) {
- this.strokeStyle = null;
- this.rawNode.stroked = false;
- return this;
- }
- this.strokeStyle = dojo.gfx.makeParameters(dojo.gfx.defaultStroke, stroke);
- this.strokeStyle.color = dojo.gfx.normalizeColor(this.strokeStyle.color);
- var s = this.strokeStyle;
- this.rawNode.stroked = true;
- this.rawNode.strokecolor = s.color.toCss();
- this.rawNode.strokeweight = s.width + "px";
- if (this.rawNode.stroke) {
- this.rawNode.stroke.opacity = s.color.a;
- this.rawNode.stroke.endcap = this._translate(this._capMap, s.cap);
- if (typeof (s.join) == "number") {
- this.rawNode.stroke.joinstyle = "miter";
- this.rawNode.stroke.miterlimit = s.join;
- } else {
- this.rawNode.stroke.joinstyle = s.join;
- }
- }
- return this;
- }, _capMap:{butt:"flat"}, _capMapReversed:{flat:"butt"}, _translate:function (dict, value) {
- return (value in dict) ? dict[value] : value;
- }, _applyTransform:function () {
- var matrix = this._getRealMatrix();
- if (!matrix) {
- return this;
- }
- var skew = this.rawNode.skew;
- if (typeof (skew) == "undefined") {
- for (var i = 0; i < this.rawNode.childNodes.length; ++i) {
- if (this.rawNode.childNodes[i].tagName == "skew") {
- skew = this.rawNode.childNodes[i];
- break;
- }
- }
- }
- if (skew) {
- skew.on = false;
- var mt = matrix.xx.toFixed(8) + " " + matrix.xy.toFixed(8) + " " + matrix.yx.toFixed(8) + " " + matrix.yy.toFixed(8) + " 0 0";
- var offset = Math.floor(matrix.dx).toFixed() + "px " + Math.floor(matrix.dy).toFixed() + "px";
- var l = parseFloat(this.rawNode.style.left);
- var t = parseFloat(this.rawNode.style.top);
- var w = parseFloat(this.rawNode.style.width);
- var h = parseFloat(this.rawNode.style.height);
- if (isNaN(l)) {
- l = 0;
- }
- if (isNaN(t)) {
- t = 0;
- }
- if (isNaN(w)) {
- w = 1;
- }
- if (isNaN(h)) {
- h = 1;
- }
- var origin = (-l / w - 0.5).toFixed(8) + " " + (-t / h - 0.5).toFixed(8);
- skew.matrix = mt;
- skew.origin = origin;
- skew.offset = offset;
- skew.on = true;
- }
- return this;
- }, setRawNode:function (rawNode) {
- rawNode.stroked = false;
- rawNode.filled = false;
- this.rawNode = rawNode;
- }, attachFill:function (rawNode) {
- var fillStyle = null;
- var fo = rawNode.fill;
- if (rawNode) {
- if (fo.on && fo.type == "gradient") {
- var fillStyle = dojo.lang.shallowCopy(dojo.gfx.defaultLinearGradient, true);
- var rad = dojo.math.degToRad(fo.angle);
- fillStyle.x2 = Math.cos(rad);
- fillStyle.y2 = Math.sin(rad);
- fillStyle.colors = [];
- var stops = fo.colors.value.split(";");
- for (var i = 0; i < stops.length; ++i) {
- var t = stops[i].match(/S+/g);
- if (!t || t.length != 2) {
- continue;
- }
- fillStyle.colors.push({offset:dojo.gfx.vml._parseFloat(t[0]), color:new dojo.gfx.color.Color(t[1])});
- }
- } else {
- if (fo.on && fo.type == "gradientradial") {
- var fillStyle = dojo.lang.shallowCopy(dojo.gfx.defaultRadialGradient, true);
- var w = parseFloat(rawNode.style.width);
- var h = parseFloat(rawNode.style.height);
- fillStyle.cx = isNaN(w) ? 0 : fo.focusposition.x * w;
- fillStyle.cy = isNaN(h) ? 0 : fo.focusposition.y * h;
- fillStyle.r = isNaN(w) ? 1 : w / 2;
- fillStyle.colors = [];
- var stops = fo.colors.value.split(";");
- for (var i = stops.length - 1; i >= 0; --i) {
- var t = stops[i].match(/S+/g);
- if (!t || t.length != 2) {
- continue;
- }
- fillStyle.colors.push({offset:dojo.gfx.vml._parseFloat(t[0]), color:new dojo.gfx.color.Color(t[1])});
- }
- } else {
- if (fo.on && fo.type == "tile") {
- var fillStyle = dojo.lang.shallowCopy(dojo.gfx.defaultPattern, true);
- fillStyle.width = dojo.gfx.vml.pt2px(fo.size.x);
- fillStyle.height = dojo.gfx.vml.pt2px(fo.size.y);
- fillStyle.x = fo.origin.x * fillStyle.width;
- fillStyle.y = fo.origin.y * fillStyle.height;
- fillStyle.src = fo.src;
- } else {
- if (fo.on && rawNode.fillcolor) {
- fillStyle = new dojo.gfx.color.Color(rawNode.fillcolor + "");
- fillStyle.a = fo.opacity;
- }
- }
- }
- }
- }
- return fillStyle;
- }, attachStroke:function (rawNode) {
- var strokeStyle = dojo.lang.shallowCopy(dojo.gfx.defaultStroke, true);
- if (rawNode && rawNode.stroked) {
- strokeStyle.color = new dojo.gfx.color.Color(rawNode.strokecolor.value);
- dojo.debug("We are expecting an .75pt here, instead of strokeweight = " + rawNode.strokeweight);
- strokeStyle.width = dojo.gfx.vml.normalizedLength(rawNode.strokeweight + "");
- strokeStyle.color.a = rawNode.stroke.opacity;
- strokeStyle.cap = this._translate(this._capMapReversed, rawNode.stroke.endcap);
- strokeStyle.join = rawNode.stroke.joinstyle == "miter" ? rawNode.stroke.miterlimit : rawNode.stroke.joinstyle;
- } else {
- return null;
- }
- return strokeStyle;
- }, attachTransform:function (rawNode) {
- var matrix = {};
- if (rawNode) {
- var s = rawNode.skew;
- matrix.xx = s.matrix.xtox;
- matrix.xy = s.matrix.ytox;
- matrix.yx = s.matrix.xtoy;
- matrix.yy = s.matrix.ytoy;
- matrix.dx = dojo.gfx.vml.pt2px(s.offset.x);
- matrix.dy = dojo.gfx.vml.pt2px(s.offset.y);
- }
- return dojo.gfx.matrix.normalize(matrix);
- }, attach:function (rawNode) {
- if (rawNode) {
- this.rawNode = rawNode;
- this.shape = this.attachShape(rawNode);
- this.fillStyle = this.attachFill(rawNode);
- this.strokeStyle = this.attachStroke(rawNode);
- this.matrix = this.attachTransform(rawNode);
- }
- }});
- dojo.declare("dojo.gfx.Group", dojo.gfx.shape.VirtualGroup, {add:function (shape) {
- if (this != shape.getParent()) {
- this.rawNode.appendChild(shape.rawNode);
- dojo.gfx.Group.superclass.add.apply(this, arguments);
- }
- return this;
- }, remove:function (shape, silently) {
- if (this == shape.getParent()) {
- if (this.rawNode == shape.rawNode.parentNode) {
- this.rawNode.removeChild(shape.rawNode);
- }
- dojo.gfx.Group.superclass.remove.apply(this, arguments);
- }
- return this;
- }, attach:function (rawNode) {
- if (rawNode) {
- this.rawNode = rawNode;
- this.shape = null;
- this.fillStyle = null;
- this.strokeStyle = null;
- this.matrix = null;
- }
- }});
- dojo.gfx.Group.nodeType = "group";
- var zIndex = {moveToFront:function () {
- this.rawNode.parentNode.appendChild(this.rawNode);
- return this;
- }, moveToBack:function () {
- this.rawNode.parentNode.insertBefore(this.rawNode, this.rawNode.parentNode.firstChild);
- return this;
- }};
- dojo.lang.extend(dojo.gfx.Shape, zIndex);
- dojo.lang.extend(dojo.gfx.Group, zIndex);
- delete zIndex;
- dojo.declare("dojo.gfx.Rect", dojo.gfx.shape.Rect, {attachShape:function (rawNode) {
- var arcsize = rawNode.outerHTML.match(/arcsize = "(d*.?d+[%f]?)"/)[1];
- arcsize = (arcsize.indexOf("%") >= 0) ? parseFloat(arcsize) / 100 : dojo.gfx.vml._parseFloat(arcsize);
- var style = rawNode.style;
- var width = parseFloat(style.width);
- var height = parseFloat(style.height);
- var o = dojo.gfx.makeParameters(dojo.gfx.defaultRect, {x:parseInt(style.left), y:parseInt(style.top), width:width, height:height, r:Math.min(width, height) * arcsize});
- return o;
- }, setShape:function (newShape) {
- var shape = this.shape = dojo.gfx.makeParameters(this.shape, newShape);
- this.bbox = null;
- var style = this.rawNode.style;
- style.left = shape.x.toFixed();
- style.top = shape.y.toFixed();
- style.width = (typeof (shape.width) == "string" && shape.width.indexOf("%") >= 0) ? shape.width : shape.width.toFixed();
- style.height = (typeof (shape.width) == "string" && shape.height.indexOf("%") >= 0) ? shape.height : shape.height.toFixed();
- var r = Math.min(1, (shape.r / Math.min(parseFloat(shape.width), parseFloat(shape.height)))).toFixed(8);
- var parent = this.rawNode.parentNode;
- var before = null;
- if (parent) {
- if (parent.lastChild != this.rawNode) {
- for (var i = 0; i < parent.childNodes.length; ++i) {
- if (parent.childNodes[i] == this.rawNode) {
- before = parent.childNodes[i + 1];
- break;
- }
- }
- }
- parent.removeChild(this.rawNode);
- }
- this.rawNode.arcsize = r;
- if (parent) {
- if (before) {
- parent.insertBefore(this.rawNode, before);
- } else {
- parent.appendChild(this.rawNode);
- }
- }
- return this.setTransform(this.matrix);
- }});
- dojo.gfx.Rect.nodeType = "roundrect";
- dojo.declare("dojo.gfx.Ellipse", dojo.gfx.shape.Ellipse, {attachShape:function (rawNode) {
- var style = this.rawNode.style;
- var rx = parseInt(style.width) / 2;
- var ry = parseInt(style.height) / 2;
- var o = dojo.gfx.makeParameters(dojo.gfx.defaultEllipse, {cx:parseInt(style.left) + rx, cy:parseInt(style.top) + ry, rx:rx, ry:ry});
- return o;
- }, setShape:function (newShape) {
- var shape = this.shape = dojo.gfx.makeParameters(this.shape, newShape);
- this.bbox = null;
- var style = this.rawNode.style;
- style.left = (shape.cx - shape.rx).toFixed();
- style.top = (shape.cy - shape.ry).toFixed();
- style.width = (shape.rx * 2).toFixed();
- style.height = (shape.ry * 2).toFixed();
- return this.setTransform(this.matrix);
- }});
- dojo.gfx.Ellipse.nodeType = "oval";
- dojo.declare("dojo.gfx.Circle", dojo.gfx.shape.Circle, {attachShape:function (rawNode) {
- var style = this.rawNode.style;
- var r = parseInt(style.width) / 2;
- var o = dojo.gfx.makeParameters(dojo.gfx.defaultCircle, {cx:parseInt(style.left) + r, cy:parseInt(style.top) + r, r:r});
- return o;
- }, setShape:function (newShape) {
- var shape = this.shape = dojo.gfx.makeParameters(this.shape, newShape);
- this.bbox = null;
- var style = this.rawNode.style;
- style.left = (shape.cx - shape.r).toFixed();
- style.top = (shape.cy - shape.r).toFixed();
- style.width = (shape.r * 2).toFixed();
- style.height = (shape.r * 2).toFixed();
- return this;
- }});
- dojo.gfx.Circle.nodeType = "oval";
- dojo.declare("dojo.gfx.Line", dojo.gfx.shape.Line, function (rawNode) {
- if (rawNode) {
- rawNode.setAttribute("dojoGfxType", "line");
- }
- }, {attachShape:function (rawNode) {
- var p = rawNode.path.v.match(dojo.gfx.pathRegExp);
- var shape = {};
- do {
- if (p.length < 7 || p[0] != "m" || p[3] != "l" || p[6] != "e") {
- break;
- }
- shape.x1 = parseInt(p[1]);
- shape.y1 = parseInt(p[2]);
- shape.x2 = parseInt(p[4]);
- shape.y2 = parseInt(p[5]);
- } while (false);
- return dojo.gfx.makeParameters(dojo.gfx.defaultLine, shape);
- }, setShape:function (newShape) {
- var shape = this.shape = dojo.gfx.makeParameters(this.shape, newShape);
- this.bbox = null;
- this.rawNode.path.v = "m" + shape.x1.toFixed() + " " + shape.y1.toFixed() + "l" + shape.x2.toFixed() + " " + shape.y2.toFixed() + "e";
- return this.setTransform(this.matrix);
- }});
- dojo.gfx.Line.nodeType = "shape";
- dojo.declare("dojo.gfx.Polyline", dojo.gfx.shape.Polyline, function (rawNode) {
- if (rawNode) {
- rawNode.setAttribute("dojoGfxType", "polyline");
- }
- }, {attachShape:function (rawNode) {
- var shape = dojo.lang.shallowCopy(dojo.gfx.defaultPolyline, true);
- var p = rawNode.path.v.match(dojo.gfx.pathRegExp);
- do {
- if (p.length < 3 || p[0] != "m") {
- break;
- }
- var x = parseInt(p[0]);
- var y = parseInt(p[1]);
- if (isNaN(x) || isNaN(y)) {
- break;
- }
- shape.points.push({x:x, y:y});
- if (p.length < 6 || p[3] != "l") {
- break;
- }
- for (var i = 4; i < p.length; i += 2) {
- x = parseInt(p[i]);
- y = parseInt(p[i + 1]);
- if (isNaN(x) || isNaN(y)) {
- break;
- }
- shape.points.push({x:x, y:y});
- }
- } while (false);
- return shape;
- }, setShape:function (points, closed) {
- if (points && points instanceof Array) {
- this.shape = dojo.gfx.makeParameters(this.shape, {points:points});
- if (closed && this.shape.points.length) {
- this.shape.points.push(this.shape.points[0]);
- }
- } else {
- this.shape = dojo.gfx.makeParameters(this.shape, points);
- }
- this.bbox = null;
- var attr = [];
- var p = this.shape.points;
- if (p.length > 0) {
- attr.push("m");
- attr.push(p[0].x.toFixed());
- attr.push(p[0].y.toFixed());
- if (p.length > 1) {
- attr.push("l");
- for (var i = 1; i < p.length; ++i) {
- attr.push(p[i].x.toFixed());
- attr.push(p[i].y.toFixed());
- }
- }
- }
- attr.push("e");
- this.rawNode.path.v = attr.join(" ");
- return this.setTransform(this.matrix);
- }});
- dojo.gfx.Polyline.nodeType = "shape";
- dojo.declare("dojo.gfx.Image", dojo.gfx.shape.Image, {getEventSource:function () {
- return this.rawNode ? this.rawNode.firstChild : null;
- }, attachShape:function (rawNode) {
- var shape = dojo.lang.shallowCopy(dojo.gfx.defaultImage, true);
- shape.src = rawNode.firstChild.src;
- return shape;
- }, setShape:function (newShape) {
- var shape = this.shape = dojo.gfx.makeParameters(this.shape, newShape);
- this.bbox = null;
- var firstChild = this.rawNode.firstChild;
- firstChild.src = shape.src;
- if (shape.width || shape.height) {
- firstChild.style.width = shape.width;
- firstChild.style.height = shape.height;
- }
- return this.setTransform(this.matrix);
- }, setStroke:function () {
- return this;
- }, setFill:function () {
- return this;
- }, attachStroke:function (rawNode) {
- return null;
- }, attachFill:function (rawNode) {
- return null;
- }, attachTransform:function (rawNode) {
- var matrix = {};
- if (rawNode) {
- var m = rawNode.filters["DXImageTransform.Microsoft.Matrix"];
- matrix.xx = m.M11;
- matrix.xy = m.M12;
- matrix.yx = m.M21;
- matrix.yy = m.M22;
- matrix.dx = m.Dx;
- matrix.dy = m.Dy;
- }
- return dojo.gfx.matrix.normalize(matrix);
- }, _applyTransform:function () {
- var matrix = this._getRealMatrix();
- if (!matrix) {
- return this;
- }
- with (this.rawNode.filters["DXImageTransform.Microsoft.Matrix"]) {
- M11 = matrix.xx;
- M12 = matrix.xy;
- M21 = matrix.yx;
- M22 = matrix.yy;
- Dx = matrix.dx;
- Dy = matrix.dy;
- }
- return this;
- }});
- dojo.gfx.Image.nodeType = "image";
- dojo.gfx.path._calcArc = function (alpha) {
- var cosa = Math.cos(alpha);
- var sina = Math.sin(alpha);
- var p2 = {x:cosa + (4 / 3) * (1 - cosa), y:sina - (4 / 3) * cosa * (1 - cosa) / sina};
- return {s:{x:cosa, y:sina}, c1:p2, c2:{x:p2.x, y:-p2.y}, e:{x:cosa, y:-sina}};
- };
- dojo.declare("dojo.gfx.Path", dojo.gfx.path.Path, function (rawNode) {
- if (rawNode) {
- rawNode.setAttribute("dojoGfxType", "path");
- }
- this.vmlPath = "";
- this.lastControl = {};
- }, {_updateWithSegment:function (segment) {
- var last = dojo.lang.shallowCopy(this.last);
- dojo.gfx.Path.superclass._updateWithSegment.apply(this, arguments);
- var path = this[this.renderers[segment.action]](segment, last);
- if (typeof (this.vmlPath) == "string") {
- this.vmlPath += path.join("");
- } else {
- this.vmlPath = this.vmlPath.concat(path);
- }
- if (typeof (this.vmlPath) == "string") {
- this.rawNode.path.v = this.vmlPath + " e";
- }
- }, attachShape:function (rawNode) {
- var shape = dojo.lang.shallowCopy(dojo.gfx.defaultPath, true);
- var p = rawNode.path.v.match(dojo.gfx.pathRegExp);
- var t = [], skip = false;
- for (var i = 0; i < p.length; ++p) {
- var s = p[i];
- if (s in this._pathVmlToSvgMap) {
- skip = false;
- t.push(this._pathVmlToSvgMap[s]);
- } else {
- if (!skip) {
- var n = parseInt(s);
- if (isNaN(n)) {
- skip = true;
- } else {
- t.push(n);
- }
- }
- }
- }
- if (t.length) {
- shape.path = t.join(" ");
- }
- return shape;
- }, setShape:function (newShape) {
- this.vmlPath = [];
- this.lastControl = {};
- dojo.gfx.Path.superclass.setShape.apply(this, arguments);
- this.vmlPath = this.vmlPath.join("");
- this.rawNode.path.v = this.vmlPath + " e";
- return this;
- }, _pathVmlToSvgMap:{m:"M", l:"L", t:"m", r:"l", c:"C", v:"c", qb:"Q", x:"z", e:""}, renderers:{M:"_moveToA", m:"_moveToR", L:"_lineToA", l:"_lineToR", H:"_hLineToA", h:"_hLineToR", V:"_vLineToA", v:"_vLineToR", C:"_curveToA", c:"_curveToR", S:"_smoothCurveToA", s:"_smoothCurveToR", Q:"_qCurveToA", q:"_qCurveToR", T:"_qSmoothCurveToA", t:"_qSmoothCurveToR", A:"_arcTo", a:"_arcTo", Z:"_closePath", z:"_closePath"}, _addArgs:function (path, args, from, upto) {
- if (typeof (upto) == "undefined") {
- upto = args.length;
- }
- if (typeof (from) == "undefined") {
- from = 0;
- }
- for (var i = from; i < upto; ++i) {
- path.push(" ");
- path.push(args[i].toFixed());
- }
- }, _addArgsAdjusted:function (path, last, args, from, upto) {
- if (typeof (upto) == "undefined") {
- upto = args.length;
- }
- if (typeof (from) == "undefined") {
- from = 0;
- }
- for (var i = from; i < upto; i += 2) {
- path.push(" ");
- path.push((last.x + args[i]).toFixed());
- path.push(" ");
- path.push((last.y + args[i + 1]).toFixed());
- }
- }, _moveToA:function (segment) {
- var p = [" m"];
- var n = segment.args;
- var l = n.length;
- if (l == 2) {
- this._addArgs(p, n);
- } else {
- this._addArgs(p, n, 0, 2);
- p.push(" l");
- this._addArgs(p, n, 2);
- }
- this.lastControl = {};
- return p;
- }, _moveToR:function (segment, last) {
- var p = ["x" in last ? " t" : " m"];
- var n = segment.args;
- var l = n.length;
- if (l == 2) {
- this._addArgs(p, n);
- } else {
- this._addArgs(p, n, 0, 2);
- p.push(" r");
- this._addArgs(p, n, 2);
- }
- this.lastControl = {};
- return p;
- }, _lineToA:function (segment) {
- var p = [" l"];
- this._addArgs(p, segment.args);
- this.lastControl = {};
- return p;
- }, _lineToR:function (segment) {
- var p = [" r"];
- this._addArgs(p, segment.args);
- this.lastControl = {};
- return p;
- }, _hLineToA:function (segment, last) {
- var p = [" l"];
- var n = segment.args;
- var l = n.length;
- var y = " " + last.y.toFixed();
- for (var i = 0; i < l; ++i) {
- p.push(" ");
- p.push(n[i].toFixed());
- p.push(y);
- }
- this.lastControl = {};
- return p;
- }, _hLineToR:function (segment) {
- var p = [" r"];
- var n = segment.args;
- var l = n.length;
- for (var i = 0; i < l; ++i) {
- p.push(" ");
- p.push(n[i].toFixed());
- p.push(" 0");
- }
- this.lastControl = {};
- return p;
- }, _vLineToA:function (segment, last) {
- var p = [" l"];
- var n = segment.args;
- var l = n.length;
- var x = " " + last.x.toFixed();
- for (var i = 0; i < l; ++i) {
- p.push(x);
- p.push(" ");
- p.push(n[i].toFixed());
- }
- this.lastControl = {};
- return p;
- }, _vLineToR:function (segment) {
- var p = [" r"];
- var n = segment.args;
- var l = n.length;
- for (var i = 0; i < l; ++i) {
- p.push(" 0 ");
- p.push(n[i].toFixed());
- }
- this.lastControl = {};
- return p;
- }, _curveToA:function (segment) {
- var p = [];
- var n = segment.args;
- var l = n.length;
- for (var i = 0; i < l; i += 6) {
- p.push(" c");
- this._addArgs(p, n, i, i + 6);
- }
- this.lastControl = {x:n[l - 4], y:n[l - 3], type:"C"};
- return p;
- }, _curveToR:function (segment, last) {
- var p = [];
- var n = segment.args;
- var l = n.length;
- for (var i = 0; i < l; i += 6) {
- p.push(" v");
- this._addArgs(p, n, i, i + 6);
- this.lastControl = {x:last.x + n[i + 2], y:last.y + n[i + 3]};
- last.x += n[i + 4];
- last.y += n[i + 5];
- }
- this.lastControl.type = "C";
- return p;
- }, _smoothCurveToA:function (segment, last) {
- var p = [];
- var n = segment.args;
- var l = n.length;
- for (var i = 0; i < l; i += 4) {
- p.push(" c");
- if (this.lastControl.type == "C") {
- this._addArgs(p, [2 * last.x - this.lastControl.x, 2 * last.y - this.lastControl.y]);
- } else {
- this._addArgs(p, [last.x, last.y]);
- }
- this._addArgs(p, n, i, i + 4);
- }
- this.lastControl = {x:n[l - 4], y:n[l - 3], type:"C"};
- return p;
- }, _smoothCurveToR:function (segment, last) {
- var p = [];
- var n = segment.args;
- var l = n.length;
- for (var i = 0; i < l; i += 4) {
- p.push(" v");
- if (this.lastControl.type == "C") {
- this._addArgs(p, [last.x - this.lastControl.x, last.y - this.lastControl.y]);
- } else {
- this._addArgs(p, [0, 0]);
- }
- this._addArgs(p, n, i, i + 4);
- this.lastControl = {x:last.x + n[i], y:last.y + n[i + 1]};
- last.x += n[i + 2];
- last.y += n[i + 3];
- }
- this.lastControl.type = "C";
- return p;
- }, _qCurveToA:function (segment) {
- var p = [];
- var n = segment.args;
- var l = n.length;
- for (var i = 0; i < l; i += 4) {
- p.push(" qb");
- this._addArgs(p, n, i, i + 4);
- }
- this.lastControl = {x:n[l - 4], y:n[l - 3], type:"Q"};
- return p;
- }, _qCurveToR:function (segment, last) {
- var p = [];
- var n = segment.args;
- var l = n.length;
- for (var i = 0; i < l; i += 4) {
- p.push(" qb");
- this._addArgsAdjusted(p, last, n, i, i + 4);
- this.lastControl = {x:last.x + n[i], y:last.y + n[i + 1]};
- last.x += n[i + 2];
- last.y += n[i + 3];
- }
- this.lastControl.type = "Q";
- return p;
- }, _qSmoothCurveToA:function (segment, last) {
- var p = [];
- var n = segment.args;
- var l = n.length;
- for (var i = 0; i < l; i += 2) {
- p.push(" qb");
- if (this.lastControl.type == "Q") {
- this._addArgs(p, [this.lastControl.x = 2 * last.x - this.lastControl.x, this.lastControl.y = 2 * last.y - this.lastControl.y]);
- } else {
- this._addArgs(p, [this.lastControl.x = last.x, this.lastControl.y = last.y]);
- }
- this._addArgs(p, n, i, i + 2);
- }
- this.lastControl.type = "Q";
- return p;
- }, _qSmoothCurveToR:function (segment, last) {
- var p = [];
- var n = segment.args;
- var l = n.length;
- for (var i = 0; i < l; i += 2) {
- p.push(" qb");
- if (this.lastControl.type == "Q") {
- this._addArgs(p, [this.lastControl.x = 2 * last.x - this.lastControl.x, this.lastControl.y = 2 * last.y - this.lastControl.y]);
- } else {
- this._addArgs(p, [this.lastControl.x = last.x, this.lastControl.y = last.y]);
- }
- this._addArgsAdjusted(p, last, n, i, i + 2);
- }
- this.lastControl.type = "Q";
- return p;
- }, _PI4:Math.PI / 4, _curvePI4:dojo.gfx.path._calcArc(Math.PI / 8), _calcArcTo:function (path, last, rx, ry, xRotg, large, cw, x, y) {
- var m = dojo.gfx.matrix;
- var xRot = -dojo.math.degToRad(xRotg);
- var rx2 = rx * rx;
- var ry2 = ry * ry;
- var pa = m.multiplyPoint(m.rotate(-xRot), {x:(last.x - x) / 2, y:(last.y - y) / 2});
- var pax2 = pa.x * pa.x;
- var pay2 = pa.y * pa.y;
- var c1 = Math.sqrt((rx2 * ry2 - rx2 * pay2 - ry2 * pax2) / (rx2 * pay2 + ry2 * pax2));
- var ca = {x:c1 * rx * pa.y / ry, y:-c1 * ry * pa.x / rx};
- if (large == cw) {
- ca = {x:-ca.x, y:-ca.y};
- }
- var c = m.multiplyPoint([m.translate((last.x + x) / 2, (last.y + y) / 2), m.rotate(xRot)], ca);
- var startAngle = Math.atan2(c.y - last.y, last.x - c.x) - xRot;
- var endAngle = Math.atan2(c.y - y, x - c.x) - xRot;
- var theta = cw ? startAngle - endAngle : endAngle - startAngle;
- if (theta < 0) {
- theta += this._2PI;
- } else {
- if (theta > this._2PI) {
- theta = this._2PI;
- }
- }
- var elliptic_transform = m.normalize([m.translate(c.x, c.y), m.rotate(xRot), m.scale(rx, ry)]);
- var alpha = this._PI4 / 2;
- var curve = this._curvePI4;
- var step = cw ? -alpha : alpha;
- for (var angle = theta; angle > 0; angle -= this._PI4) {
- if (angle < this._PI4) {
- alpha = angle / 2;
- curve = dojo.gfx.path._calcArc(alpha);
- step = cw ? -alpha : alpha;
- }
- var c1, c2, e;
- var M = m.normalize([elliptic_transform, m.rotate(startAngle + step)]);
- if (cw) {
- c1 = m.multiplyPoint(M, curve.c2);
- c2 = m.multiplyPoint(M, curve.c1);
- e = m.multiplyPoint(M, curve.s);
- } else {
- c1 = m.multiplyPoint(M, curve.c1);
- c2 = m.multiplyPoint(M, curve.c2);
- e = m.multiplyPoint(M, curve.e);
- }
- path.push(" c");
- this._addArgs(path, [c1.x, c1.y, c2.x, c2.y, e.x, e.y]);
- startAngle += 2 * step;
- }
- }, _arcTo:function (segment, last) {
- var p = [];
- var n = segment.args;
- var l = n.length;
- var relative = segment.action == "a";
- for (var i = 0; i < l; i += 7) {
- var x1 = n[i + 5];
- var y1 = n[i + 6];
- if (relative) {
- x1 += last.x;
- y1 += last.y;
- }
- this._calcArcTo(p, last, n[i], n[i + 1], n[i + 2], n[i + 3] ? 1 : 0, n[i + 4] ? 1 : 0, x1, y1);
- last = {x:x1, y:y1};
- }
- this.lastControl = {};
- return p;
- }, _closePath:function () {
- this.lastControl = {};
- return ["x"];
- }});
- dojo.gfx.Path.nodeType = "shape";
- dojo.gfx._creators = {createPath:function (path) {
- return this.createObject(dojo.gfx.Path, path, true);
- }, createRect:function (rect) {
- return this.createObject(dojo.gfx.Rect, rect);
- }, createCircle:function (circle) {
- return this.createObject(dojo.gfx.Circle, circle);
- }, createEllipse:function (ellipse) {
- return this.createObject(dojo.gfx.Ellipse, ellipse);
- }, createLine:function (line) {
- return this.createObject(dojo.gfx.Line, line, true);
- }, createPolyline:function (points) {
- return this.createObject(dojo.gfx.Polyline, points, true);
- }, createImage:function (image) {
- if (!this.rawNode) {
- return null;
- }
- var shape = new dojo.gfx.Image();
- var node = document.createElement("div");
- node.style.position = "relative";
- node.style.width = this.rawNode.style.width;
- node.style.height = this.rawNode.style.height;
- node.style.filter = "progid:DXImageTransform.Microsoft.Matrix(M11=1, M12=0, M21=0, M22=1, Dx=0, Dy=0)";
- var img = document.createElement("img");
- node.appendChild(img);
- shape.setRawNode(node);
- this.rawNode.appendChild(node);
- shape.setShape(image);
- this.add(shape);
- return shape;
- }, createGroup:function () {
- return this.createObject(dojo.gfx.Group, null, true);
- }, createObject:function (shapeType, rawShape, overrideSize) {
- if (!this.rawNode) {
- return null;
- }
- var shape = new shapeType();
- var node = document.createElement("v:" + shapeType.nodeType);
- shape.setRawNode(node);
- this.rawNode.appendChild(node);
- if (overrideSize) {
- this._overrideSize(node);
- }
- shape.setShape(rawShape);
- this.add(shape);
- return shape;
- }, _overrideSize:function (node) {
- node.style.width = this.rawNode.style.width;
- node.style.height = this.rawNode.style.height;
- node.coordsize = parseFloat(node.style.width) + " " + parseFloat(node.style.height);
- }};
- dojo.lang.extend(dojo.gfx.Group, dojo.gfx._creators);
- dojo.lang.extend(dojo.gfx.Surface, dojo.gfx._creators);
- delete dojo.gfx._creators;
- dojo.gfx.attachNode = function (node) {
- if (!node) {
- return null;
- }
- var s = null;
- switch (node.tagName.toLowerCase()) {
- case dojo.gfx.Rect.nodeType:
- s = new dojo.gfx.Rect();
- break;
- case dojo.gfx.Ellipse.nodeType:
- s = (node.style.width == node.style.height) ? new dojo.gfx.Circle() : new dojo.gfx.Ellipse();
- break;
- case dojo.gfx.Path.nodeType:
- switch (node.getAttribute("dojoGfxType")) {
- case "line":
- s = new dojo.gfx.Line();
- break;
- case "polyline":
- s = new dojo.gfx.Polyline();
- break;
- case "path":
- s = new dojo.gfx.Path();
- break;
- }
- break;
- case dojo.gfx.Image.nodeType:
- s = new dojo.gfx.Image();
- break;
- default:
- dojo.debug("FATAL ERROR! tagName = " + node.tagName);
- }
- s.attach(node);
- return s;
- };
- dojo.lang.extend(dojo.gfx.Surface, {setDimensions:function (width, height) {
- if (!this.rawNode) {
- return this;
- }
- this.rawNode.style.width = width;
- this.rawNode.style.height = height;
- this.rawNode.coordsize = width + " " + height;
- return this;
- }, getDimensions:function () {
- return this.rawNode ? {width:this.rawNode.style.width, height:this.rawNode.style.height} : null;
- }, add:function (shape) {
- var oldParent = shape.getParent();
- if (this != oldParent) {
- this.rawNode.appendChild(shape.rawNode);
- if (oldParent) {
- oldParent.remove(shape, true);
- }
- shape._setParent(this, null);
- }
- return this;
- }, remove:function (shape, silently) {
- if (this == shape.getParent()) {
- if (this.rawNode == shape.rawNode.parentNode) {
- this.rawNode.removeChild(shape.rawNode);
- }
- shape._setParent(null, null);
- }
- return this;
- }});
- dojo.gfx.createSurface = function (parentNode, width, height) {
- var s = new dojo.gfx.Surface();
- s.rawNode = document.createElement("v:group");
- s.rawNode.style.width = width ? width : "100%";
- s.rawNode.style.height = height ? height : "100%";
- s.rawNode.coordsize = (width && height) ? (parseFloat(width) + " " + parseFloat(height)) : "100% 100%";
- s.rawNode.coordorigin = "0 0";
- dojo.byId(parentNode).appendChild(s.rawNode);
- return s;
- };
- dojo.gfx.attachSurface = function (node) {
- var s = new dojo.gfx.Surface();
- s.rawNode = node;
- return s;
- };