root / trunk / web / dojo / dojox / drawing / util / positioning.js
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/*
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Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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Available via Academic Free License >= 2.1 OR the modified BSD license.
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see: http://dojotoolkit.org/license for details
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*/
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if(!dojo._hasResource["dojox.drawing.util.positioning"]){ |
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dojo._hasResource["dojox.drawing.util.positioning"]=true; |
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dojo.provide("dojox.drawing.util.positioning");
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(function(){
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var _1=4; |
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var _2=20; |
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dojox.drawing.util.positioning.label=function(_3,_4){ |
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var x=0.5*(_3.x+_4.x); |
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var y=0.5*(_3.y+_4.y); |
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var _5=dojox.drawing.util.common.slope(_3,_4);
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var _6=_1/Math.sqrt(1+_5*_5); |
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if(_4.y>_3.y){
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_6=-_6; |
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} |
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x+=-_6*_5; |
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y+=_6; |
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var _7=_4.x<_3.x?"end":"start"; |
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if(_4.y>_3.y){
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y-=_2; |
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} |
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return {x:x,y:y,foo:"bar",align:_7}; |
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}; |
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dojox.drawing.util.positioning.angle=function(_8,_9){ |
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var x=0.7*_8.x+0.3*_9.x; |
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var y=0.7*_8.y+0.3*_9.y; |
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var _a=dojox.drawing.util.common.slope(_8,_9);
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var _b=_1/Math.sqrt(1+_a*_a); |
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if(_9.x<_8.x){
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_b=-_b; |
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} |
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x+=-_b*_a; |
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y+=_b; |
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var _c=_9.y>_8.y?"end":"start"; |
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y+=_9.x>_8.x?0.5*_2:-0.5*_2; |
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return {x:x,y:y,align:_c}; |
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}; |
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})(); |
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} |