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mathias |
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if(!dojo._hasResource["dojox.charting.Chart3D"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
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dojo._hasResource["dojox.charting.Chart3D"] = true;
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dojo.provide("dojox.charting.Chart3D");
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dojo.require("dojox.gfx3d");
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(function(){
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var observerVector = {x: 0, y: 0, z: 1}, v = dojox.gfx3d.vector, n = dojox.gfx.normalizedLength;
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dojo.declare("dojox.charting.Chart3D", null, {
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constructor: function(node, lights, camera, theme){
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// setup a view
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this.node = dojo.byId(node);
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this.surface = dojox.gfx.createSurface(this.node, n(this.node.style.width), n(this.node.style.height));
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this.view = this.surface.createViewport();
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this.view.setLights(lights.lights, lights.ambient, lights.specular);
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this.view.setCameraTransform(camera);
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this.theme = theme;
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// initialize internal variables
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this.walls = [];
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this.plots = [];
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},
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// public API
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generate: function(){
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return this._generateWalls()._generatePlots();
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},
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invalidate: function(){
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this.view.invalidate();
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return this;
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},
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render: function(){
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this.view.render();
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return this;
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},
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addPlot: function(plot){
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return this._add(this.plots, plot);
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},
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removePlot: function(plot){
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return this._remove(this.plots, plot);
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},
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addWall: function(wall){
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return this._add(this.walls, wall);
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},
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removeWall: function(wall){
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return this._remove(this.walls, wall);
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},
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// internal API
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_add: function(array, item){
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if(!dojo.some(array, function(i){ return i == item; })){
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array.push(item);
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this.view.invalidate();
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}
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return this;
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},
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_remove: function(array, item){
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var a = dojo.filter(array, function(i){ return i != item; });
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return a.length < array.length ? (array = a, this.invalidate()) : this;
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},
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_generateWalls: function(){
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for(var i = 0; i < this.walls.length; ++i){
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if(v.dotProduct(observerVector, this.walls[i].normal) > 0){
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this.walls[i].generate(this);
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}
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}
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return this;
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},
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_generatePlots: function(){
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var depth = 0, m = dojox.gfx3d.matrix, i = 0;
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for(; i < this.plots.length; ++i){
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depth += this.plots[i].getDepth();
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}
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for(--i; i >= 0; --i){
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var scene = this.view.createScene();
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scene.setTransform(m.translate(0, 0, -depth));
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this.plots[i].generate(this, scene);
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depth -= this.plots[i].getDepth();
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}
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return this;
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}
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});
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})();
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}
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