root / trunk / web / dojo / dojox / gfx / Mover.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.gfx.Mover"]){ |
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9 | dojo._hasResource["dojox.gfx.Mover"]=true; |
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10 | dojo.provide("dojox.gfx.Mover");
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11 | dojo.declare("dojox.gfx.Mover",null,{constructor:function(_1,e,_2){ |
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12 | this.shape=_1;
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13 | this.lastX=e.clientX;
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14 | this.lastY=e.clientY;
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15 | var h=this.host=_2,d=document,_3=dojo.connect(d,"onmousemove",this,"onFirstMove"); |
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16 | this.events=[dojo.connect(d,"onmousemove",this,"onMouseMove"),dojo.connect(d,"onmouseup",this,"destroy"),dojo.connect(d,"ondragstart",dojo,"stopEvent"),dojo.connect(d,"onselectstart",dojo,"stopEvent"),_3]; |
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17 | if(h&&h.onMoveStart){
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18 | h.onMoveStart(this);
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19 | } |
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20 | },onMouseMove:function(e){ |
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21 | var x=e.clientX;
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22 | var y=e.clientY;
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23 | this.host.onMove(this,{dx:x-this.lastX,dy:y-this.lastY}); |
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24 | this.lastX=x;
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25 | this.lastY=y;
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26 | dojo.stopEvent(e); |
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27 | },onFirstMove:function(){ |
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28 | this.host.onFirstMove(this); |
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29 | dojo.disconnect(this.events.pop());
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30 | },destroy:function(){ |
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31 | dojo.forEach(this.events,dojo.disconnect);
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32 | var h=this.host; |
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33 | if(h&&h.onMoveStop){
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34 | h.onMoveStop(this);
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35 | } |
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36 | this.events=this.shape=null; |
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37 | }}); |
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38 | } |