+++ /dev/null
-dojo.require("dojox.gfx.svg");
-
-dojo.experimental("dojox.gfx.svg_attach");
-
-(function(){
- dojox.gfx.attachNode = function(node){
- // summary: creates a shape from a Node
- // node: Node: an SVG 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:
- s = new dojox.gfx.Ellipse(node);
- attachShape(s, dojox.gfx.defaultEllipse);
- break;
- case dojox.gfx.Polyline.nodeType:
- s = new dojox.gfx.Polyline(node);
- attachShape(s, dojox.gfx.defaultPolyline);
- break;
- case dojox.gfx.Path.nodeType:
- s = new dojox.gfx.Path(node);
- attachShape(s, dojox.gfx.defaultPath);
- break;
- case dojox.gfx.Circle.nodeType:
- s = new dojox.gfx.Circle(node);
- attachShape(s, dojox.gfx.defaultCircle);
- break;
- case dojox.gfx.Line.nodeType:
- s = new dojox.gfx.Line(node);
- attachShape(s, dojox.gfx.defaultLine);
- break;
- case dojox.gfx.Image.nodeType:
- s = new dojox.gfx.Image(node);
- attachShape(s, dojox.gfx.defaultImage);
- break;
- case dojox.gfx.Text.nodeType:
- var t = node.getElementsByTagName("textPath");
- if(t && t.length){
- s = new dojox.gfx.TextPath(node);
- attachShape(s, dojox.gfx.defaultPath);
- attachTextPath(s);
- }else{
- s = new dojox.gfx.Text(node);
- attachText(s);
- }
- attachFont(s);
- break;
- default:
- //console.debug("FATAL ERROR! tagName = " + node.tagName);
- return null;
- }
- if(!(s instanceof dojox.gfx.Image)){
- attachFill(s);
- attachStroke(s);
- }
- attachTransform(s);
- return s; // dojox.gfx.Shape
- };
-
- dojox.gfx.attachSurface = function(node){
- // summary: creates a surface from a Node
- // node: Node: an SVG node
- var s = new dojox.gfx.Surface();
- s.rawNode = node;
- var def_elems = node.getElementsByTagName("defs");
- if(def_elems.length == 0){
- return null; // dojox.gfx.Surface
- }
- s.defNode = def_elems[0];
- return s; // dojox.gfx.Surface
- };
-
- var attachFill = function(object){
- // summary: deduces a fill style from a node.
- // object: dojox.gfx.Shape: an SVG shape
- var fill = object.rawNode.getAttribute("fill");
- if(fill == "none"){
- object.fillStyle = null;
- return;
- }
- var fillStyle = null, gradient = dojox.gfx.svg.getRef(fill);
- if(ref){
- switch(gradient.tagName.toLowerCase()){
- case "lineargradient":
- fillStyle = _getGradient(dojox.gfx.defaultLinearGradient, gradient);
- dojo.forEach(["x1", "y1", "x2", "y2"], function(x){
- fillStyle[x] = gradient.getAttribute(x);
- });
- break;
- case "radialgradient":
- fillStyle = _getGradient(dojox.gfx.defaultRadialGradient, gradient);
- dojo.forEach(["cx", "cy", "r"], function(x){
- fillStyle[x] = gradient.getAttribute(x);
- });
- fillStyle.cx = gradient.getAttribute("cx");
- fillStyle.cy = gradient.getAttribute("cy");
- fillStyle.r = gradient.getAttribute("r");
- break;
- case "pattern":
- fillStyle = dojo.lang.shallowCopy(dojox.gfx.defaultPattern, true);
- dojo.forEach(["x", "y", "width", "height"], function(x){
- fillStyle[x] = gradient.getAttribute(x);
- });
- fillStyle.src = gradient.firstChild.getAttributeNS(dojox.gfx.svg.xmlns.xlink, "href");
- break;
- }
- }else{
- fillStyle = new dojo.Color(fill);
- var opacity = rawNode.getAttribute("fill-opacity");
- if(opacity != null){ fillStyle.a = opacity; }
- }
- object.fillStyle = fillStyle;
- };
-
- var _getGradient = function(defaultGradient, gradient){
- var fillStyle = dojo.clone(defaultGradient);
- fillStyle.colors = [];
- for(var i = 0; i < gradient.childNodes.length; ++i){
- fillStyle.colors.push({
- offset: gradient.childNodes[i].getAttribute("offset"),
- color: new dojo.Color(gradient.childNodes[i].getAttribute("stop-color"))
- });
- }
- return fillStyle;
- };
-
- var attachStroke = function(object){
- // summary: deduces a stroke style from a node.
- // object: dojox.gfx.Shape: an SVG shape
- var rawNode = object.rawNode, stroke = rawNode.getAttribute("stroke");
- if(stroke == null || stroke == "none"){
- object.strokeStyle = null;
- return;
- }
- var strokeStyle = object.strokeStyle = dojo.clone(dojox.gfx.defaultStroke);
- var color = new dojo.Color(stroke);
- if(color){
- strokeStyle.color = color;
- strokeStyle.color.a = rawNode.getAttribute("stroke-opacity");
- strokeStyle.width = rawNode.getAttribute("stroke-width");
- strokeStyle.cap = rawNode.getAttribute("stroke-linecap");
- strokeStyle.join = rawNode.getAttribute("stroke-linejoin");
- if(strokeStyle.join == "miter"){
- strokeStyle.join = rawNode.getAttribute("stroke-miterlimit");
- }
- strokeStyle.style = rawNode.getAttribute("dojoGfxStrokeStyle");
- }
- };
-
- var attachTransform = function(object){
- // summary: deduces a transformation matrix from a node.
- // object: dojox.gfx.Shape: an SVG shape
- var matrix = object.rawNode.getAttribute("transform");
- if(matrix.match(/^matrix\(.+\)$/)){
- var t = matrix.slice(7, -1).split(",");
- object.matrix = dojox.gfx.matrix.normalize({
- xx: parseFloat(t[0]), xy: parseFloat(t[2]),
- yx: parseFloat(t[1]), yy: parseFloat(t[3]),
- dx: parseFloat(t[4]), dy: parseFloat(t[5])
- });
- }else{
- object.matrix = null;
- }
- };
-
- var attachFont = function(object){
- // summary: deduces a font style from a Node.
- // object: dojox.gfx.Shape: an SVG shape
- var fontStyle = object.fontStyle = dojo.clone(dojox.gfx.defaultFont),
- r = object.rawNode;
- fontStyle.style = r.getAttribute("font-style");
- fontStyle.variant = r.getAttribute("font-variant");
- fontStyle.weight = r.getAttribute("font-weight");
- fontStyle.size = r.getAttribute("font-size");
- fontStyle.family = r.getAttribute("font-family");
- };
-
- var attachShape = function(object, def){
- // summary: builds a shape from a node.
- // object: dojox.gfx.Shape: an SVG shape
- // def: Object: a default shape template
- var shape = object.shape = dojo.clone(def), r = object.rawNode;
- for(var i in shape) {
- shape[i] = r.getAttribute(i);
- }
- };
-
- var attachRect = function(object){
- // summary: builds a rectangle shape from a node.
- // object: dojox.gfx.Shape: an SVG shape
- attachShape(object, dojox.gfx.defaultRect);
- object.shape.r = Math.min(object.rawNode.getAttribute("rx"), object.rawNode.getAttribute("ry"));
- };
-
- var attachText = function(object){
- // summary: builds a text shape from a node.
- // object: dojox.gfx.Shape: an SVG shape
- var shape = object.shape = dojo.clone(dojox.gfx.defaultText),
- r = object.rawNode;
- shape.x = r.getAttribute("x");
- shape.y = r.getAttribute("y");
- shape.align = r.getAttribute("text-anchor");
- shape.decoration = r.getAttribute("text-decoration");
- shape.rotated = parseFloat(r.getAttribute("rotate")) != 0;
- shape.kerning = r.getAttribute("kerning") == "auto";
- shape.text = r.firstChild.nodeValue;
- };
-
- var attachTextPath = function(object){
- // summary: builds a textpath shape from a node.
- // object: dojox.gfx.Shape: an SVG shape
- var shape = object.shape = dojo.clone(dojox.gfx.defaultTextPath),
- r = object.rawNode;
- shape.align = r.getAttribute("text-anchor");
- shape.decoration = r.getAttribute("text-decoration");
- shape.rotated = parseFloat(r.getAttribute("rotate")) != 0;
- shape.kerning = r.getAttribute("kerning") == "auto";
- shape.text = r.firstChild.nodeValue;
- };
-})();
projects / eow / blobdiff