root / trunk / web / dojo / dojox / sketch / LeadAnnotation.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.LeadAnnotation"]){ |
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9 | dojo._hasResource["dojox.sketch.LeadAnnotation"]=true; |
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10 | dojo.provide("dojox.sketch.LeadAnnotation");
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11 | dojo.require("dojox.sketch.Annotation");
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12 | dojo.require("dojox.sketch.Anchor");
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13 | (function(){
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14 | var ta=dojox.sketch;
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15 | ta.LeadAnnotation=function(_1,id){ |
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16 | ta.Annotation.call(this,_1,id);
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17 | this.transform={dx:0,dy:0}; |
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18 | this.start={x:0,y:0}; |
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19 | this.control={x:100,y:-50}; |
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20 | this.end={x:200,y:0}; |
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21 | this.textPosition={x:0,y:0}; |
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22 | this.textOffset=4; |
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23 | this.textYOffset=10; |
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24 | this.pathShape=null; |
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25 | this.labelShape=null; |
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26 | this.anchors.start=new ta.Anchor(this,"start"); |
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27 | this.anchors.control=new ta.Anchor(this,"control"); |
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28 | this.anchors.end=new ta.Anchor(this,"end"); |
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29 | }; |
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30 | ta.LeadAnnotation.prototype=new ta.Annotation;
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31 | var p=ta.LeadAnnotation.prototype;
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32 | p.constructor=ta.LeadAnnotation; |
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33 | p.type=function(){ |
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34 | return "Lead"; |
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35 | }; |
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36 | p.getType=function(){ |
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37 | return ta.LeadAnnotation;
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38 | }; |
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39 | p._pos=function(){ |
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40 | var _2=this.textOffset,x=0,y=0; |
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41 | var _3=this.calculate.slope(this.control,this.end); |
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42 | this.textAlign="middle"; |
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43 | if(Math.abs(_3)>=1){ |
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44 | x=this.end.x+this.calculate.dx(this.control,this.end,_2); |
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45 | if(this.control.y>this.end.y){ |
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46 | y=this.end.y-_2;
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47 | }else{
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48 | y=this.end.y+_2+this.textYOffset; |
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49 | } |
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50 | }else{
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51 | if(_3==0){ |
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52 | x=this.end.x+_2;
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53 | y=this.end.y+this.textYOffset; |
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54 | }else{
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55 | if(this.start.x>this.end.x){ |
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56 | x=this.end.x-_2;
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57 | this.textAlign="end"; |
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58 | }else{
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59 | x=this.end.x+_2;
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60 | this.textAlign="start"; |
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61 | } |
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62 | if(this.start.y<this.end.y){ |
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63 | y=this.end.y+this.calculate.dy(this.control,this.end,_2)+this.textYOffset; |
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64 | }else{
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65 | y=this.end.y+this.calculate.dy(this.control,this.end,-_2); |
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66 | } |
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67 | } |
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68 | } |
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69 | this.textPosition={x:x,y:y}; |
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70 | }; |
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71 | p.apply=function(_4){ |
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72 | if(!_4){
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73 | return;
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74 | } |
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75 | if(_4.documentElement){
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76 | _4=_4.documentElement; |
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77 | } |
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78 | this.readCommonAttrs(_4);
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79 | for(var i=0;i<_4.childNodes.length;i++){ |
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80 | var c=_4.childNodes[i];
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81 | if(c.localName=="text"){ |
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82 | this.property("label",c.childNodes.length?c.childNodes[0].nodeValue:""); |
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83 | }else{
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84 | if(c.localName=="path"){ |
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85 | var d=c.getAttribute("d").split(" "); |
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86 | var s=d[0].split(","); |
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87 | this.start.x=parseFloat(s[0].substr(1),10); |
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88 | this.start.y=parseFloat(s[1],10); |
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89 | s=d[1].split(","); |
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90 | this.control.x=parseFloat(s[0].substr(1),10); |
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91 | this.control.y=parseFloat(s[1],10); |
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92 | s=d[2].split(","); |
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93 | this.end.x=parseFloat(s[0],10); |
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94 | this.end.y=parseFloat(s[1],10); |
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95 | var _5=this.property("stroke"); |
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96 | var _6=c.getAttribute("style"); |
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97 | var m=_6.match(/stroke:([^;]+);/); |
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98 | if(m){
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99 | _5.color=m[1];
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100 | this.property("fill",m[1]); |
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101 | } |
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102 | m=_6.match(/stroke-width:([^;]+);/);
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103 | if(m){
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104 | _5.width=m[1];
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105 | } |
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106 | this.property("stroke",_5); |
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107 | } |
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108 | } |
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109 | } |
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110 | }; |
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111 | p.initialize=function(_7){ |
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112 | this.apply(_7);
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113 | this._pos();
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114 | this.shape=this.figure.group.createGroup(); |
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115 | this.shape.getEventSource().setAttribute("id",this.id); |
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116 | this.pathShape=this.shape.createPath("M"+this.start.x+","+this.start.y+" Q"+this.control.x+","+this.control.y+" "+this.end.x+","+this.end.y+" l0,0"); |
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117 | this.labelShape=this.shape.createText({x:this.textPosition.x,y:this.textPosition.y,text:this.property("label"),align:this.textAlign}); |
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118 | this.labelShape.getEventSource().setAttribute("id",this.id+"-labelShape"); |
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119 | this.draw();
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120 | }; |
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121 | p.destroy=function(){ |
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122 | if(!this.shape){ |
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123 | return;
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124 | } |
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125 | this.shape.remove(this.pathShape); |
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126 | this.shape.remove(this.labelShape); |
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127 | this.figure.group.remove(this.shape); |
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128 | this.shape=this.pathShape=this.labelShape=null; |
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129 | }; |
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130 | p.getBBox=function(){ |
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131 | var x=Math.min(this.start.x,this.control.x,this.end.x); |
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132 | var y=Math.min(this.start.y,this.control.y,this.end.y); |
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133 | var w=Math.max(this.start.x,this.control.x,this.end.x)-x; |
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134 | var h=Math.max(this.start.y,this.control.y,this.end.y)-y; |
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135 | return {x:x,y:y,width:w,height:h}; |
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136 | }; |
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137 | p.draw=function(_8){ |
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138 | this.apply(_8);
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139 | this._pos();
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140 | this.shape.setTransform(this.transform); |
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141 | this.pathShape.setShape("M"+this.start.x+","+this.start.y+" Q"+this.control.x+","+this.control.y+" "+this.end.x+","+this.end.y+" l0,0"); |
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142 | this.labelShape.setShape({x:this.textPosition.x,y:this.textPosition.y,text:this.property("label")}).setFill(this.property("fill")); |
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143 | this.zoom();
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144 | }; |
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145 | p.serialize=function(){ |
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146 | var _9=this.property("stroke"); |
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147 | return "<g "+this.writeCommonAttrs()+">"+"<path style=\"stroke:"+_9.color+";stroke-width:"+_9.width+";fill:none;\" d=\""+"M"+this.start.x+","+this.start.y+" "+"Q"+this.control.x+","+this.control.y+" "+this.end.x+","+this.end.y+"\" />"+"<text style=\"fill:"+_9.color+";text-anchor:"+this.textAlign+"\" font-weight=\"bold\" "+"x=\""+this.textPosition.x+"\" "+"y=\""+this.textPosition.y+"\">"+this.property("label")+"</text>"+"</g>"; |
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148 | }; |
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149 | ta.Annotation.register("Lead");
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150 | })(); |
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151 | } |