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path: root/includes/js/dojox/gfx/vml_attach.js
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diff --git a/includes/js/dojox/gfx/vml_attach.js b/includes/js/dojox/gfx/vml_attach.js
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+dojo.require("dojox.gfx.vml");
+
+dojo.experimental("dojox.gfx.vml_attach");
+
+(function(){
+ dojox.gfx.attachNode = function(node){
+ // summary: creates a shape from a Node
+ // node: Node: an VML node
+ if(!node) return null;
+ var s = null;
+ switch(node.tagName.toLowerCase()){
+ case dojox.gfx.Rect.nodeType:
+ s = new dojox.gfx.Rect(node);
+ attachRect(s);
+ break;
+ case dojox.gfx.Ellipse.nodeType:
+ if(node.style.width == node.style.height){
+ s = new dojox.gfx.Circle(node);
+ attachCircle(s);
+ }else{
+ s = new dojox.gfx.Ellipse(node);
+ attachEllipse(s);
+ }
+ break;
+ case dojox.gfx.Path.nodeType:
+ switch(node.getAttribute("dojoGfxType")){
+ case "line":
+ s = new dojox.gfx.Line(node);
+ attachLine(s);
+ break;
+ case "polyline":
+ s = new dojox.gfx.Polyline(node);
+ attachPolyline(s);
+ break;
+ case "path":
+ s = new dojox.gfx.Path(node);
+ attachPath(s);
+ break;
+ case "text":
+ s = new dojox.gfx.Text(node);
+ attachText(s);
+ attachFont(s);
+ attachTextTransform(s);
+ break;
+ case "textpath":
+ s = new dojox.gfx.TextPath(node);
+ attachPath(s);
+ attachText(s);
+ attachFont(s);
+ break;
+ }
+ break;
+ case dojox.gfx.Image.nodeType:
+ switch(node.getAttribute("dojoGfxType")){
+ case "image":
+ s = new dojox.gfx.Image(node);
+ attachImage(s);
+ attachImageTransform(s);
+ break;
+ }
+ break;
+ default:
+ //console.debug("FATAL ERROR! tagName = " + node.tagName);
+ return null;
+ }
+ if(!(s instanceof dojox.gfx.Image)){
+ attachFill(s);
+ attachStroke(s);
+ if(!(s instanceof dojox.gfx.Text)){
+ attachTransform(s);
+ }
+ }
+ return s; // dojox.gfx.Shape
+ };
+
+ dojox.gfx.attachSurface = function(node){
+ // summary: creates a surface from a Node
+ // node: Node: an VML node
+ var s = new dojox.gfx.Surface();
+ s.clipNode = node;
+ var r = s.rawNode = node.firstChild;
+ var b = r.firstChild;
+ if(!b || b.tagName != "rect"){
+ return null; // dojox.gfx.Surface
+ }
+ s.bgNode = r;
+ return s; // dojox.gfx.Surface
+ };
+
+ var attachFill = function(object){
+ // summary: deduces a fill style from a node.
+ // object: dojox.gfx.Shape: an VML shape
+ var fillStyle = null, r = object.rawNode, fo = r.fill;
+ if(fo.on && fo.type == "gradient"){
+ var fillStyle = dojo.clone(dojox.gfx.defaultLinearGradient),
+ rad = dojox.gfx.matrix._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: dojox.gfx.vml._parseFloat(t[0]), color: new dojo.Color(t[1])});
+ }
+ }else if(fo.on && fo.type == "gradientradial"){
+ var fillStyle = dojo.clone(dojox.gfx.defaultRadialGradient),
+ w = parseFloat(r.style.width), h = parseFloat(r.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: dojox.gfx.vml._parseFloat(t[0]), color: new dojo.Color(t[1])});
+ }
+ }else if(fo.on && fo.type == "tile"){
+ var fillStyle = dojo.clone(dojox.gfx.defaultPattern);
+ fillStyle.width = dojox.gfx.pt2px(fo.size.x); // from pt
+ fillStyle.height = dojox.gfx.pt2px(fo.size.y); // from pt
+ fillStyle.x = fo.origin.x * fillStyle.width;
+ fillStyle.y = fo.origin.y * fillStyle.height;
+ fillStyle.src = fo.src;
+ }else if(fo.on && r.fillcolor){
+ // a color object !
+ fillStyle = new dojo.Color(r.fillcolor+"");
+ fillStyle.a = fo.opacity;
+ }
+ object.fillStyle = fillStyle;
+ };
+
+ var attachStroke = function(object) {
+ // summary: deduces a stroke style from a node.
+ // object: dojox.gfx.Shape: an VML shape
+ var r = object.rawNode;
+ if(!r.stroked){
+ object.strokeStyle = null;
+ return;
+ }
+ var strokeStyle = object.strokeStyle = dojo.clone(dojox.gfx.defaultStroke),
+ rs = r.stroke;
+ strokeStyle.color = new dojo.Color(r.strokecolor.value);
+ strokeStyle.width = dojox.gfx.normalizedLength(r.strokeweight+"");
+ strokeStyle.color.a = rs.opacity;
+ strokeStyle.cap = this._translate(this._capMapReversed, rs.endcap);
+ strokeStyle.join = rs.joinstyle == "miter" ? rs.miterlimit : rs.joinstyle;
+ strokeStyle.style = rs.dashstyle;
+ };
+
+ var attachTransform = function(object) {
+ // summary: deduces a transformation matrix from a node.
+ // object: dojox.gfx.Shape: an VML shape
+ var s = rawNode.skew, sm = s.matrix, so = s.offset;
+ object.matrix = dojox.gfx.matrix.normalize({
+ xx: sm.xtox,
+ xy: sm.ytox,
+ yx: sm.xtoy,
+ yy: sm.ytoy,
+ dx: dojox.gfx.pt2px(so.x),
+ dy: dojox.gfx.pt2px(so.y)
+ });
+ };
+
+ var attachGroup = function(object){
+ // summary: reconstructs all group shape parameters from a node (VML).
+ // object: dojox.gfx.Shape: an VML shape
+ // attach the background
+ object.bgNode = object.rawNode.firstChild; // TODO: check it first
+ };
+
+ var attachRect = function(object){
+ // summary: builds a rectangle shape from a node.
+ // object: dojox.gfx.Shape: an VML shape
+ // a workaround for the VML's arcsize bug: cannot read arcsize of an instantiated node
+ var r = object.rawNode, arcsize = r.outerHTML.match(/arcsize = \"(\d*\.?\d+[%f]?)\"/)[1],
+ style = r.style, width = parseFloat(style.width), height = parseFloat(style.height);
+ arcsize = (arcsize.indexOf("%") >= 0) ? parseFloat(arcsize) / 100 : dojox.gfx.vml._parseFloat(arcsize);
+ // make an object
+ object.shape = dojox.gfx.makeParameters(dojox.gfx.defaultRect, {
+ x: parseInt(style.left),
+ y: parseInt(style.top),
+ width: width,
+ height: height,
+ r: Math.min(width, height) * arcsize
+ });
+ };
+
+ var attachEllipse = function(object){
+ // summary: builds an ellipse shape from a node.
+ // object: dojox.gfx.Shape: an VML shape
+ var style = object.rawNode.style,
+ rx = parseInt(style.width ) / 2,
+ ry = parseInt(style.height) / 2;
+ object.shape = dojox.gfx.makeParameters(dojox.gfx.defaultEllipse, {
+ cx: parseInt(style.left) + rx,
+ cy: parseInt(style.top ) + ry,
+ rx: rx,
+ ry: ry
+ });
+ };
+
+ var attachCircle = function(object){
+ // summary: builds a circle shape from a node.
+ // object: dojox.gfx.Shape: an VML shape
+ var style = object.rawNode.style, r = parseInt(style.width) / 2;
+ object.shape = dojox.gfx.makeParameters(dojox.gfx.defaultCircle, {
+ cx: parseInt(style.left) + r,
+ cy: parseInt(style.top) + r,
+ r: r
+ });
+ };
+
+ var attachLine = function(object){
+ // summary: builds a line shape from a node.
+ // object: dojox.gfx.Shape: an VML shape
+ var shape = object.shape = dojo.clone(dojox.gfx.defaultLine),
+ p = object.rawNode.path.v.match(dojox.gfx.pathVmlRegExp);
+ 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);
+ };
+
+ var attachPolyline = function(object){
+ // summary: builds a polyline/polygon shape from a node.
+ // object: dojox.gfx.Shape: an VML shape
+ var shape = object.shape = dojo.clone(dojox.gfx.defaultPolyline),
+ p = object.rawNode.path.v.match(dojox.gfx.pathVmlRegExp);
+ do{
+ if(p.length < 3 || p[0] != "m"){ break; }
+ var x = parseInt(p[0]), 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);
+ };
+
+ var attachImage = function(object){
+ // summary: builds an image shape from a node.
+ // object: dojox.gfx.Shape: an VML shape
+ object.shape = dojo.clone(dojox.gfx.defaultImage);
+ object.shape.src = object.rawNode.firstChild.src;
+ };
+
+ var attachImageTransform = function(object) {
+ // summary: deduces a transformation matrix from a node.
+ // object: dojox.gfx.Shape: an VML shape
+ var m = object.rawNode.filters["DXImageTransform.Microsoft.Matrix"];
+ object.matrix = dojox.gfx.matrix.normalize({
+ xx: m.M11,
+ xy: m.M12,
+ yx: m.M21,
+ yy: m.M22,
+ dx: m.Dx,
+ dy: m.Dy
+ });
+ };
+
+ var attachText = function(object){
+ // summary: builds a text shape from a node.
+ // object: dojox.gfx.Shape: an VML shape
+ var shape = object.shape = dojo.clone(dojox.gfx.defaultText),
+ r = object.rawNode, p = r.path.v.match(dojox.gfx.pathVmlRegExp);
+ do{
+ if(!p || p.length != 7){ break; }
+ var c = r.childNodes, i = 0;
+ for(; i < c.length && c[i].tagName != "textpath"; ++i);
+ if(i >= c.length){ break; }
+ var s = c[i].style;
+ shape.text = c[i].string;
+ switch(s["v-text-align"]){
+ case "left":
+ shape.x = parseInt(p[1]);
+ shape.align = "start";
+ break;
+ case "center":
+ shape.x = (parseInt(p[1]) + parseInt(p[4])) / 2;
+ shape.align = "middle";
+ break;
+ case "right":
+ shape.x = parseInt(p[4]);
+ shape.align = "end";
+ break;
+ }
+ shape.y = parseInt(p[2]);
+ shape.decoration = s["text-decoration"];
+ shape.rotated = s["v-rotate-letters"].toLowerCase() in dojox.gfx.vml._bool;
+ shape.kerning = s["v-text-kern"].toLowerCase() in dojox.gfx.vml._bool;
+ return;
+ }while(false);
+ object.shape = null;
+ };
+
+ var attachFont = function(object){
+ // summary: deduces a font style from a node.
+ // object: dojox.gfx.Shape: an VML shape
+ var fontStyle = object.fontStyle = dojo.clone(dojox.gfx.defaultFont),
+ c = object.rawNode.childNodes, i = 0;
+ for(; i < c.length && c[i].tagName == "textpath"; ++i);
+ if(i >= c.length){
+ object.fontStyle = null;
+ return;
+ }
+ var s = c[i].style;
+ fontStyle.style = s.fontstyle;
+ fontStyle.variant = s.fontvariant;
+ fontStyle.weight = s.fontweight;
+ fontStyle.size = s.fontsize;
+ fontStyle.family = s.fontfamily;
+ };
+
+ var attachTextTransform = function(object) {
+ // summary: deduces a transformation matrix from a node.
+ // object: dojox.gfx.Shape: an VML shape
+ attachTransform(object);
+ var matrix = object.matrix, fs = object.fontStyle;
+ // see comments in _getRealMatrix()
+ if(matrix && fs){
+ object.matrix = dojox.gfx.matrix.multiply(matrix, {dy: dojox.gfx.normalizedLength(fs.size) * 0.35});
+ }
+ };
+
+ var attachPath = function(object){
+ // summary: builds a path shape from a Node.
+ // object: dojox.gfx.Shape: an VML shape
+ var shape = object.shape = dojo.clone(dojox.gfx.defaultPath),
+ p = rawNode.path.v.match(dojox.gfx.pathVmlRegExp),
+ t = [], skip = false, map = dojox.gfx.Path._pathVmlToSvgMap;
+ for(var i = 0; i < p.length; ++p){
+ var s = p[i];
+ if(s in map) {
+ skip = false;
+ t.push(map[s]);
+ } else if(!skip){
+ var n = parseInt(s);
+ if(isNaN(n)){
+ skip = true;
+ }else{
+ t.push(n);
+ }
+ }
+ }
+ var l = t.length;
+ if(l >= 4 && t[l - 1] == "" && t[l - 2] == 0 && t[l - 3] == 0 && t[l - 4] == "l"){
+ t.splice(l - 4, 4);
+ }
+ if(l){
+ shape.path = t.join(" ");
+ }
+ };
+})();