root / trunk / web / dojo / dojox / gfx / utils.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.utils"]){ |
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9 | dojo._hasResource["dojox.gfx.utils"]=true; |
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10 | dojo.provide("dojox.gfx.utils");
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11 | dojo.require("dojox.gfx");
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12 | (function(){
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13 | var d=dojo,g=dojox.gfx,gu=g.utils;
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14 | dojo.mixin(gu,{forEach:function(_1,f,o){ |
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15 | o=o||d.global; |
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16 | f.call(o,_1); |
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17 | if(_1 instanceof g.Surface||_1 instanceof g.Group){ |
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18 | d.forEach(_1.children,function(_2){
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19 | gu.forEach(_2,f,o); |
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20 | }); |
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21 | } |
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22 | },serialize:function(_3){ |
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23 | var t={},v,_4=_3 instanceof g.Surface; |
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24 | if(_4||_3 instanceof g.Group){ |
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25 | t.children=d.map(_3.children,gu.serialize); |
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26 | if(_4){
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27 | return t.children;
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28 | } |
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29 | }else{
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30 | t.shape=_3.getShape(); |
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31 | } |
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32 | if(_3.getTransform){
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33 | v=_3.getTransform(); |
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34 | if(v){
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35 | t.transform=v; |
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36 | } |
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37 | } |
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38 | if(_3.getStroke){
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39 | v=_3.getStroke(); |
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40 | if(v){
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41 | t.stroke=v; |
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42 | } |
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43 | } |
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44 | if(_3.getFill){
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45 | v=_3.getFill(); |
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46 | if(v){
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47 | t.fill=v; |
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48 | } |
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49 | } |
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50 | if(_3.getFont){
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51 | v=_3.getFont(); |
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52 | if(v){
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53 | t.font=v; |
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54 | } |
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55 | } |
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56 | return t;
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57 | },toJson:function(_5,_6){ |
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58 | return d.toJson(gu.serialize(_5),_6);
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59 | },deserialize:function(_7,_8){ |
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60 | if(_8 instanceof Array){ |
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61 | return d.map(_8,d.hitch(null,gu.deserialize,_7)); |
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62 | } |
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63 | var _9=("shape" in _8)?_7.createShape(_8.shape):_7.createGroup(); |
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64 | if("transform" in _8){ |
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65 | _9.setTransform(_8.transform); |
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66 | } |
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67 | if("stroke" in _8){ |
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68 | _9.setStroke(_8.stroke); |
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69 | } |
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70 | if("fill" in _8){ |
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71 | _9.setFill(_8.fill); |
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72 | } |
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73 | if("font" in _8){ |
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74 | _9.setFont(_8.font); |
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75 | } |
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76 | if("children" in _8){ |
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77 | d.forEach(_8.children,d.hitch(null,gu.deserialize,_9));
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78 | } |
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79 | return _9;
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80 | },fromJson:function(_a,_b){ |
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81 | return gu.deserialize(_a,d.fromJson(_b));
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82 | },toSvg:function(_c){ |
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83 | var _d=new dojo.Deferred(); |
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84 | if(dojox.gfx.renderer==="svg"){ |
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85 | try{
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86 | var _e=gu._cleanSvg(gu._innerXML(_c.rawNode));
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87 | _d.callback(_e); |
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88 | } |
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89 | catch(e){
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90 | _d.errback(e); |
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91 | } |
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92 | }else{
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93 | if(!gu._initSvgSerializerDeferred){
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94 | gu._initSvgSerializer(); |
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95 | } |
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96 | var _f=dojox.gfx.utils.toJson(_c);
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97 | var _10=function(){ |
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98 | try{
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99 | var _11=_c.getDimensions();
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100 | var _12=_11.width;
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101 | var _13=_11.height;
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102 | var _14=gu._gfxSvgProxy.document.createElement("div"); |
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103 | gu._gfxSvgProxy.document.body.appendChild(_14); |
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104 | dojo.withDoc(gu._gfxSvgProxy.document,function(){
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105 | dojo.style(_14,"width",_12);
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106 | dojo.style(_14,"height",_13);
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107 | },this);
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108 | var ts=gu._gfxSvgProxy[dojox._scopeName].gfx.createSurface(_14,_12,_13);
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109 | var _15=function(_16){ |
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110 | try{
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111 | gu._gfxSvgProxy[dojox._scopeName].gfx.utils.fromJson(_16,_f); |
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112 | var svg=gu._cleanSvg(_14.innerHTML);
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113 | _16.clear(); |
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114 | _16.destroy(); |
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115 | gu._gfxSvgProxy.document.body.removeChild(_14); |
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116 | _d.callback(svg); |
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117 | } |
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118 | catch(e){
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119 | _d.errback(e); |
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120 | } |
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121 | }; |
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122 | ts.whenLoaded(null,_15);
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123 | } |
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124 | catch(ex){
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125 | _d.errback(ex); |
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126 | } |
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127 | }; |
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128 | if(gu._initSvgSerializerDeferred.fired>0){ |
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129 | _10(); |
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130 | }else{
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131 | gu._initSvgSerializerDeferred.addCallback(_10); |
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132 | } |
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133 | } |
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134 | return _d;
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135 | },_gfxSvgProxy:null,_initSvgSerializerDeferred:null,_svgSerializerInitialized:function(){ |
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136 | gu._initSvgSerializerDeferred.callback(true);
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137 | },_initSvgSerializer:function(){ |
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138 | if(!gu._initSvgSerializerDeferred){
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139 | gu._initSvgSerializerDeferred=new dojo.Deferred();
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140 | var f=dojo.doc.createElement("iframe"); |
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141 | dojo.style(f,{display:"none",position:"absolute",width:"1em",height:"1em",top:"-10000px"}); |
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142 | var _17;
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143 | if(dojo.isIE){
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144 | f.onreadystatechange=function(){ |
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145 | if(f.contentWindow.document.readyState=="complete"){ |
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146 | f.onreadystatechange=function(){ |
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147 | }; |
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148 | _17=setInterval(function(){
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149 | if(f.contentWindow[dojo._scopeName]&&f.contentWindow[dojox._scopeName].gfx&&f.contentWindow[dojox._scopeName].gfx.utils){
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150 | clearInterval(_17); |
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151 | f.contentWindow.parent[dojox._scopeName].gfx.utils._gfxSvgProxy=f.contentWindow; |
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152 | f.contentWindow.parent[dojox._scopeName].gfx.utils._svgSerializerInitialized(); |
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153 | } |
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154 | },50);
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155 | } |
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156 | }; |
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157 | }else{
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158 | f.onload=function(){ |
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159 | f.onload=function(){ |
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160 | }; |
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161 | _17=setInterval(function(){
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162 | if(f.contentWindow[dojo._scopeName]&&f.contentWindow[dojox._scopeName].gfx&&f.contentWindow[dojox._scopeName].gfx.utils){
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163 | clearInterval(_17); |
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164 | f.contentWindow.parent[dojox._scopeName].gfx.utils._gfxSvgProxy=f.contentWindow; |
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165 | f.contentWindow.parent[dojox._scopeName].gfx.utils._svgSerializerInitialized(); |
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166 | } |
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167 | },50);
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168 | }; |
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169 | } |
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170 | var uri=(dojo.config["dojoxGfxSvgProxyFrameUrl"]||dojo.moduleUrl("dojox","gfx/resources/gfxSvgProxyFrame.html")); |
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171 | f.setAttribute("src",uri);
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172 | dojo.body().appendChild(f); |
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173 | } |
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174 | },_innerXML:function(_18){ |
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175 | if(_18.innerXML){
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176 | return _18.innerXML;
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177 | }else{
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178 | if(_18.xml){
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179 | return _18.xml;
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180 | }else{
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181 | if(typeof XMLSerializer!="undefined"){ |
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182 | return (new XMLSerializer()).serializeToString(_18); |
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183 | } |
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184 | } |
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185 | } |
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186 | return null; |
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187 | },_cleanSvg:function(svg){ |
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188 | if(svg){
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189 | if(svg.indexOf("xmlns=\"http://www.w3.org/2000/svg\"")==-1){ |
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190 | svg=svg.substring(4,svg.length);
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191 | svg="<svg xmlns=\"http://www.w3.org/2000/svg\""+svg;
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192 | } |
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193 | svg=svg.replace(/\bdojoGfx\w*\s*=\s*(['"])\w*\1/g,""); |
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194 | } |
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195 | return svg;
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196 | }}); |
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197 | })(); |
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198 | } |