root / trunk / web / dojo / dojox / sketch / Annotation.js
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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.sketch.Annotation"]){ |
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| 9 | dojo._hasResource["dojox.sketch.Annotation"]=true; |
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| 10 | dojo.provide("dojox.sketch.Annotation");
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| 11 | dojo.require("dojox.sketch.Anchor");
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| 12 | dojo.require("dojox.sketch._Plugin");
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| 13 | (function(){
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| 14 | var ta=dojox.sketch;
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| 15 | dojo.declare("dojox.sketch.AnnotationTool",ta._Plugin,{onMouseDown:function(e){ |
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| 16 | this._omd=true; |
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| 17 | },onMouseMove:function(e,_1){ |
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| 18 | if(!this._omd){ |
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| 19 | return;
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| 20 | } |
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| 21 | if(this._cshape){ |
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| 22 | this._cshape.setShape(_1);
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| 23 | }else{
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| 24 | this._cshape=this.figure.surface.createRect(_1).setStroke({color:"#999",width:1,style:"ShortDot"}).setFill([255,255,255,0.7]); |
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| 25 | this._cshape.getEventSource().setAttribute("shape-rendering","crispEdges"); |
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| 26 | } |
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| 27 | },onMouseUp:function(e){ |
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| 28 | if(!this._omd){ |
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| 29 | return;
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| 30 | } |
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| 31 | this._omd=false; |
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| 32 | var f=this.figure; |
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| 33 | if(this._cshape){ |
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| 34 | f.surface.remove(this._cshape);
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| 35 | delete this._cshape; |
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| 36 | } |
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| 37 | if(!(f._startPoint.x==e.pageX&&f._startPoint.y==e.pageY)){
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| 38 | var _2=10; |
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| 39 | if(Math.max(_2,Math.abs(f._absEnd.x-f._start.x),Math.abs(f._absEnd.y-f._start.y))>_2){
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| 40 | this._create(f._start,f._end);
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| 41 | } |
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| 42 | } |
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| 43 | },_create:function(_3,_4){ |
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| 44 | var f=this.figure; |
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| 45 | var _5=f.nextKey();
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| 46 | var a=new (this.annotation)(f,_5); |
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| 47 | a.transform={dx:f._calCol(_3.x/f.zoomFactor),dy:f._calCol(_3.y/f.zoomFactor)};
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| 48 | a.end={x:f._calCol(_4.x/f.zoomFactor),y:f._calCol(_4.y/f.zoomFactor)};
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| 49 | if(a.control){
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| 50 | a.control={x:f._calCol((_4.x/2)/f.zoomFactor),y:f._calCol((_4.y/2)/f.zoomFactor)};
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| 51 | } |
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| 52 | f.onBeforeCreateShape(a); |
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| 53 | a.initialize(); |
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| 54 | f.select(a); |
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| 55 | f.onCreateShape(a); |
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| 56 | f.history.add(ta.CommandTypes.Create,a); |
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| 57 | }}); |
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| 58 | ta.Annotation=function(_6,id){ |
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| 59 | this.id=this._key=id; |
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| 60 | this.figure=_6;
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| 61 | this.mode=ta.Annotation.Modes.View;
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| 62 | this.shape=null; |
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| 63 | this.boundingBox=null; |
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| 64 | this.hasAnchors=true; |
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| 65 | this.anchors={};
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| 66 | this._properties={"stroke":{color:"blue",width:2},"font":{family:"Arial",size:16,weight:"bold"},"fill":"blue","label":""}; |
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| 67 | if(this.figure){ |
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| 68 | this.figure.add(this); |
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| 69 | } |
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| 70 | }; |
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| 71 | var p=ta.Annotation.prototype;
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| 72 | p.constructor=ta.Annotation; |
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| 73 | p.type=function(){ |
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| 74 | return ""; |
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| 75 | }; |
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| 76 | p.getType=function(){ |
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| 77 | return ta.Annotation;
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| 78 | }; |
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| 79 | p.onRemove=function(_7){ |
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| 80 | this.figure.history.add(ta.CommandTypes.Delete,this,this.serialize()); |
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| 81 | }; |
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| 82 | p.property=function(_8,_9){ |
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| 83 | var r;
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| 84 | _8=_8.toLowerCase(); |
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| 85 | if(this._properties[_8]!==undefined){ |
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| 86 | r=this._properties[_8];
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| 87 | } |
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| 88 | if(arguments.length>1){ |
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| 89 | this._properties[_8]=_9;
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| 90 | if(r!=_9){
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| 91 | this.onPropertyChange(_8,r);
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| 92 | } |
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| 93 | } |
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| 94 | return r;
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| 95 | }; |
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| 96 | p.onPropertyChange=function(_a,_b){ |
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| 97 | }; |
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| 98 | p.onCreate=function(){ |
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| 99 | this.figure.history.add(ta.CommandTypes.Create,this); |
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| 100 | }; |
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| 101 | p.onDblClick=function(e){ |
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| 102 | var l=prompt("Set new text:",this.property("label")); |
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| 103 | if(l!==false){ |
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| 104 | this.beginEdit(ta.CommandTypes.Modify);
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| 105 | this.property("label",l); |
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| 106 | this.draw();
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| 107 | this.endEdit();
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| 108 | } |
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| 109 | }; |
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| 110 | p.initialize=function(){ |
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| 111 | }; |
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| 112 | p.destroy=function(){ |
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| 113 | }; |
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| 114 | p.draw=function(){ |
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| 115 | }; |
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| 116 | p.apply=function(_c){ |
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| 117 | }; |
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| 118 | p.serialize=function(){ |
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| 119 | }; |
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| 120 | p.getBBox=function(){ |
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| 121 | }; |
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| 122 | p.beginEdit=function(_d){ |
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| 123 | if(!this._type){ |
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| 124 | this._type=_d||ta.CommandTypes.Move;
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| 125 | this._prevState=this.serialize(); |
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| 126 | } |
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| 127 | }; |
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| 128 | p.endEdit=function(){ |
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| 129 | if(this._prevState!=this.serialize()){ |
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| 130 | this.figure.history.add(this._type,this,this._prevState); |
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| 131 | } |
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| 132 | this._type=this._prevState=""; |
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| 133 | }; |
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| 134 | p.calculate={slope:function(p1,p2){
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| 135 | if(!(p1.x-p2.x)){
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| 136 | return 0; |
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| 137 | } |
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| 138 | return ((p1.y-p2.y)/(p1.x-p2.x));
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| 139 | },dx:function(p1,p2,dy){ |
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| 140 | var s=this.slope(p1,p2); |
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| 141 | if(s==0){ |
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| 142 | return s;
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| 143 | } |
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| 144 | return dy/s;
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| 145 | },dy:function(p1,p2,dx){ |
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| 146 | return this.slope(p1,p2)*dx; |
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| 147 | }}; |
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| 148 | p.drawBBox=function(){ |
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| 149 | var r=this.getBBox(); |
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| 150 | if(!this.boundingBox){ |
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| 151 | this.boundingBox=this.shape.createRect(r).moveToBack().setStroke({color:"#999",width:1,style:"Dash"}).setFill([238,238,238,0.3]); |
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| 152 | this.boundingBox.getEventSource().setAttribute("id",this.id+"-boundingBox"); |
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| 153 | this.boundingBox.getEventSource().setAttribute("shape-rendering","crispEdges"); |
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| 154 | this.figure._add(this); |
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| 155 | }else{
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| 156 | this.boundingBox.setShape(r);
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| 157 | } |
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| 158 | }; |
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| 159 | p.setBinding=function(pt){ |
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| 160 | this.transform.dx+=pt.dx;
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| 161 | this.transform.dy+=pt.dy;
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| 162 | this.draw();
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| 163 | }; |
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| 164 | p.getTextBox=function(_e){ |
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| 165 | var fp=this.property("font"); |
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| 166 | var f={fontFamily:fp.family,fontSize:fp.size,fontWeight:fp.weight}; |
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| 167 | if(_e){
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| 168 | f.fontSize=Math.floor(f.fontSize/_e); |
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| 169 | } |
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| 170 | return dojox.gfx._base._getTextBox(this.property("label"),f); |
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| 171 | }; |
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| 172 | p.setMode=function(m){ |
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| 173 | if(this.mode==m){ |
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| 174 | return;
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| 175 | } |
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| 176 | this.mode=m;
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| 177 | var _f="disable"; |
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| 178 | if(m==ta.Annotation.Modes.Edit){
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| 179 | _f="enable";
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| 180 | } |
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| 181 | if(_f=="enable"){ |
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| 182 | this.drawBBox();
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| 183 | this.figure._add(this); |
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| 184 | }else{
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| 185 | if(this.boundingBox){ |
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| 186 | if(this.shape){ |
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| 187 | this.shape.remove(this.boundingBox); |
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| 188 | } |
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| 189 | this.boundingBox=null; |
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| 190 | } |
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| 191 | } |
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| 192 | for(var p in this.anchors){ |
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| 193 | this.anchors[p][_f]();
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| 194 | } |
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| 195 | }; |
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| 196 | p.zoom=function(pct){ |
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| 197 | pct=pct||this.figure.zoomFactor;
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| 198 | if(this.labelShape){ |
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| 199 | var f=dojo.clone(this.property("font")); |
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| 200 | f.size=Math.ceil(f.size/pct)+"px";
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| 201 | this.labelShape.setFont(f);
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| 202 | } |
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| 203 | for(var n in this.anchors){ |
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| 204 | this.anchors[n].zoom(pct);
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| 205 | } |
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| 206 | if(dojox.gfx.renderer=="vml"){ |
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| 207 | pct=1;
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| 208 | } |
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| 209 | if(this.pathShape){ |
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| 210 | var s=dojo.clone(this.property("stroke")); |
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| 211 | s.width=pct>1?s.width:Math.ceil(s.width/pct)+"px"; |
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| 212 | this.pathShape.setStroke(s);
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| 213 | } |
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| 214 | }; |
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| 215 | p.writeCommonAttrs=function(){ |
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| 216 | return "id=\""+this.id+"\" dojoxsketch:type=\""+this.type()+"\""+" transform=\"translate("+this.transform.dx+","+this.transform.dy+")\""+(this.data?(" ><![CDATA[data:"+dojo.toJson(this.data)+"]]"):""); |
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| 217 | }; |
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| 218 | p.readCommonAttrs=function(obj){ |
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| 219 | var i=0,cs=obj.childNodes,c; |
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| 220 | while((c=cs[i++])){
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| 221 | if(c.nodeType==4){ |
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| 222 | if(c.nodeValue.substr(0,11)=="properties:"){ |
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| 223 | this._properties=dojo.fromJson(c.nodeValue.substr(11)); |
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| 224 | }else{
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| 225 | if(c.nodeValue.substr(0,5)=="data:"){ |
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| 226 | this.data=dojo.fromJson(c.nodeValue.substr(5)); |
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| 227 | }else{
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| 228 | console.error("unknown CDATA node in node ",obj);
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| 229 | } |
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| 230 | } |
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| 231 | } |
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| 232 | } |
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| 233 | if(obj.getAttribute("transform")){ |
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| 234 | var t=obj.getAttribute("transform").replace("translate(",""); |
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| 235 | var pt=t.split(","); |
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| 236 | this.transform.dx=parseFloat(pt[0],10); |
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| 237 | this.transform.dy=parseFloat(pt[1],10); |
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| 238 | } |
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| 239 | }; |
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| 240 | ta.Annotation.Modes={View:0,Edit:1};
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| 241 | ta.Annotation.register=function(_10,_11){ |
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| 242 | var cls=ta[_10+"Annotation"]; |
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| 243 | ta.registerTool(_10,function(p){
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| 244 | dojo.mixin(p,{shape:_10,annotation:cls});
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| 245 | return new (_11||ta.AnnotationTool)(p); |
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| 246 | }); |
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| 247 | }; |
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| 248 | })(); |
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| 249 | } |