root / trunk / web / dojo / dojox / drawing / tools / Path.js @ 13
History | View | Annotate | Download (3.49 KB)
| 1 | 9 | andrej.cim | /*
|
|---|---|---|---|
| 2 | Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
|
||
| 3 | Available via Academic Free License >= 2.1 OR the modified BSD license.
|
||
| 4 | see: http://dojotoolkit.org/license for details
|
||
| 5 | */
|
||
| 6 | |||
| 7 | |||
| 8 | if(!dojo._hasResource["dojox.drawing.tools.Path"]){ |
||
| 9 | dojo._hasResource["dojox.drawing.tools.Path"]=true; |
||
| 10 | dojo.provide("dojox.drawing.tools.Path");
|
||
| 11 | dojox.drawing.tools.Path=dojox.drawing.util.oo.declare(dojox.drawing.stencil.Path,function(){
|
||
| 12 | this.pathMode=""; |
||
| 13 | this.currentPathMode=""; |
||
| 14 | this._started=false; |
||
| 15 | this.oddEvenClicks=0; |
||
| 16 | },{draws:true,onDown:function(_1){
|
||
| 17 | if(!this._started){ |
||
| 18 | this.onStartPath(_1);
|
||
| 19 | } |
||
| 20 | },makeSubPath:function(_2){ |
||
| 21 | if(_2){
|
||
| 22 | if(this.currentPathMode=="Q"){ |
||
| 23 | this.points.push({x:this.points[0].x,y:this.points[0].y}); |
||
| 24 | } |
||
| 25 | this.points.push({t:"Z"}); |
||
| 26 | this.render();
|
||
| 27 | } |
||
| 28 | this.currentPathMode=""; |
||
| 29 | this.pathMode="M"; |
||
| 30 | },onStartPath:function(_3){ |
||
| 31 | this._started=true; |
||
| 32 | this.revertRenderHit=this.renderHit; |
||
| 33 | this.renderHit=false; |
||
| 34 | this.closePath=false; |
||
| 35 | this.mouse.setEventMode("PathEdit"); |
||
| 36 | this.closePoint={x:_3.x,y:_3.y}; |
||
| 37 | this._kc1=this.connect(this.keys,"onEsc",this,function(){ |
||
| 38 | this.onCompletePath(false); |
||
| 39 | }); |
||
| 40 | this._kc2=this.connect(this.keys,"onKeyUp",this,function(_4){ |
||
| 41 | switch(_4.letter){
|
||
| 42 | case "c": |
||
| 43 | this.onCompletePath(true); |
||
| 44 | break;
|
||
| 45 | case "l": |
||
| 46 | this.pathMode="L"; |
||
| 47 | break;
|
||
| 48 | case "m": |
||
| 49 | this.makeSubPath(false); |
||
| 50 | break;
|
||
| 51 | case "q": |
||
| 52 | this.pathMode="Q"; |
||
| 53 | break;
|
||
| 54 | case "s": |
||
| 55 | this.pathMode="S"; |
||
| 56 | break;
|
||
| 57 | case "z": |
||
| 58 | this.makeSubPath(true); |
||
| 59 | break;
|
||
| 60 | } |
||
| 61 | }); |
||
| 62 | },onCompletePath:function(_5){ |
||
| 63 | this.remove(this.closeGuide,this.guide); |
||
| 64 | var _6=this.getBounds(); |
||
| 65 | if(_6.w<this.minimumSize&&_6.h<this.minimumSize){ |
||
| 66 | this.remove(this.hit,this.shape,this.closeGuide); |
||
| 67 | this._started=false; |
||
| 68 | this.mouse.setEventMode(""); |
||
| 69 | this.setPoints([]);
|
||
| 70 | return;
|
||
| 71 | } |
||
| 72 | if(_5){
|
||
| 73 | if(this.currentPathMode=="Q"){ |
||
| 74 | this.points.push({x:this.points[0].x,y:this.points[0].y}); |
||
| 75 | } |
||
| 76 | this.closePath=true; |
||
| 77 | } |
||
| 78 | this.renderHit=this.revertRenderHit; |
||
| 79 | this.renderedOnce=true; |
||
| 80 | this.onRender(this); |
||
| 81 | this.disconnect([this._kc1,this._kc2]); |
||
| 82 | this.mouse.setEventMode(""); |
||
| 83 | this.render();
|
||
| 84 | },onUp:function(_7){ |
||
| 85 | if(!this._started||!_7.withinCanvas){ |
||
| 86 | return;
|
||
| 87 | } |
||
| 88 | if(this.points.length>2&&this.closeRadius>this.util.distance(_7.x,_7.y,this.closePoint.x,this.closePoint.y)){ |
||
| 89 | this.onCompletePath(true); |
||
| 90 | }else{
|
||
| 91 | var p={x:_7.x,y:_7.y}; |
||
| 92 | this.oddEvenClicks++;
|
||
| 93 | if(this.currentPathMode!=this.pathMode){ |
||
| 94 | if(this.pathMode=="Q"){ |
||
| 95 | p.t="Q";
|
||
| 96 | this.oddEvenClicks=0; |
||
| 97 | }else{
|
||
| 98 | if(this.pathMode=="L"){ |
||
| 99 | p.t="L";
|
||
| 100 | }else{
|
||
| 101 | if(this.pathMode=="M"){ |
||
| 102 | p.t="M";
|
||
| 103 | this.closePoint={x:_7.x,y:_7.y}; |
||
| 104 | } |
||
| 105 | } |
||
| 106 | } |
||
| 107 | this.currentPathMode=this.pathMode; |
||
| 108 | } |
||
| 109 | this.points.push(p);
|
||
| 110 | if(this.points.length>1){ |
||
| 111 | this.remove(this.guide); |
||
| 112 | this.render();
|
||
| 113 | } |
||
| 114 | } |
||
| 115 | },createGuide:function(_8){ |
||
| 116 | if(!this.points.length){ |
||
| 117 | return;
|
||
| 118 | } |
||
| 119 | var _9=[].concat(this.points); |
||
| 120 | var pt={x:_8.x,y:_8.y}; |
||
| 121 | if(this.currentPathMode=="Q"&&this.oddEvenClicks%2){ |
||
| 122 | pt.t="L";
|
||
| 123 | } |
||
| 124 | this.points.push(pt);
|
||
| 125 | this.render();
|
||
| 126 | this.points=_9;
|
||
| 127 | var _a=this.util.distance(_8.x,_8.y,this.closePoint.x,this.closePoint.y); |
||
| 128 | if(this.points.length>1){ |
||
| 129 | if(_a<this.closeRadius&&!this.closeGuide){ |
||
| 130 | var c={cx:this.closePoint.x,cy:this.closePoint.y,rx:this.closeRadius,ry:this.closeRadius}; |
||
| 131 | this.closeGuide=this.container.createEllipse(c).setFill(this.closeColor); |
||
| 132 | }else{
|
||
| 133 | if(_a>this.closeRadius&&this.closeGuide){ |
||
| 134 | this.remove(this.closeGuide); |
||
| 135 | this.closeGuide=null; |
||
| 136 | } |
||
| 137 | } |
||
| 138 | } |
||
| 139 | },onMove:function(_b){ |
||
| 140 | if(!this._started){ |
||
| 141 | return;
|
||
| 142 | } |
||
| 143 | this.createGuide(_b);
|
||
| 144 | },onDrag:function(_c){ |
||
| 145 | if(!this._started){ |
||
| 146 | return;
|
||
| 147 | } |
||
| 148 | this.createGuide(_c);
|
||
| 149 | }}); |
||
| 150 | dojox.drawing.tools.Path.setup={name:"dojox.drawing.tools.Path",tooltip:"Path Tool",iconClass:"iconLine"};
|
||
| 151 | dojox.drawing.register(dojox.drawing.tools.Path.setup,"tool");
|
||
| 152 | } |