root / trunk / web / dojo / dojox / drawing / stencil / Image.js @ 12
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1 | 9 | andrej.cim | /*
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2 | Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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3 | Available via Academic Free License >= 2.1 OR the modified BSD license.
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4 | see: http://dojotoolkit.org/license for details
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5 | */
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6 | |||
7 | |||
8 | if(!dojo._hasResource["dojox.drawing.stencil.Image"]){ |
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9 | dojo._hasResource["dojox.drawing.stencil.Image"]=true; |
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10 | dojo.provide("dojox.drawing.stencil.Image");
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11 | dojox.drawing.stencil.Image=dojox.drawing.util.oo.declare(dojox.drawing.stencil._Base,function(_1){
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12 | },{type:"dojox.drawing.stencil.Image",anchorType:"group",baseRender:true,dataToPoints:function(o){ |
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13 | o=o||this.data;
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14 | this.points=[{x:o.x,y:o.y},{x:o.x+o.width,y:o.y},{x:o.x+o.width,y:o.y+o.height},{x:o.x,y:o.y+o.height}]; |
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15 | return this.points; |
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16 | },pointsToData:function(p){ |
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17 | p=p||this.points;
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18 | var s=p[0]; |
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19 | var e=p[2]; |
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20 | this.data={x:s.x,y:s.y,width:e.x-s.x,height:e.y-s.y,src:this.src||this.data.src}; |
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21 | return this.data; |
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22 | },_createHilite:function(){ |
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23 | this.remove(this.hit); |
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24 | this.hit=this.container.createRect(this.data).setStroke(this.style.current).setFill(this.style.current.fill); |
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25 | this._setNodeAtts(this.hit); |
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26 | },_create:function(_2,d,_3){ |
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27 | this.remove(this[_2]); |
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28 | var s=this.container.getParent(); |
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29 | this[_2]=s.createImage(d);
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30 | this.container.add(this[_2]); |
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31 | this._setNodeAtts(this[_2]); |
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32 | },render:function(_4){ |
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33 | if(this.data.width=="auto"||isNaN(this.data.width)){ |
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34 | this.getImageSize(true); |
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35 | console.warn("Image size not provided. Acquiring...");
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36 | return;
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37 | } |
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38 | this.onBeforeRender(this); |
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39 | this.renderHit&&this._createHilite(); |
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40 | this._create("shape",this.data,this.style.current); |
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41 | },getImageSize:function(_5){ |
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42 | if(this._gettingSize){ |
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43 | return;
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44 | } |
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45 | this._gettingSize=true; |
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46 | var _6=dojo.create("img",{src:this.data.src},dojo.body()); |
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47 | var _7=dojo.connect(_6,"error",this,function(){ |
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48 | dojo.disconnect(c); |
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49 | dojo.disconnect(_7); |
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50 | console.error("Error loading image:",this.data.src); |
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51 | console.warn("Error image:",this.data); |
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52 | }); |
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53 | var c=dojo.connect(_6,"load",this,function(){ |
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54 | var _8=dojo.marginBox(_6);
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55 | this.setData({x:this.data.x,y:this.data.y,src:this.data.src,width:_8.w,height:_8.h}); |
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56 | dojo.disconnect(c); |
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57 | dojo.destroy(_6); |
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58 | _5&&this.render(true); |
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59 | }); |
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60 | }}); |
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61 | dojox.drawing.register({name:"dojox.drawing.stencil.Image"},"stencil"); |
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62 | } |