| /* |
| Copyright (c) 2004-2009, The Dojo Foundation All Rights Reserved. |
| Available via Academic Free License >= 2.1 OR the modified BSD license. |
| see: http://dojotoolkit.org/license for details |
| */ |
| |
| |
| if(!dojo._hasResource["dojox.gfx.VectorText"]){ |
| dojo._hasResource["dojox.gfx.VectorText"]=true; |
| dojo.provide("dojox.gfx.VectorText"); |
| dojo.require("dojox.gfx"); |
| dojo.require("dojox.xml.DomParser"); |
| dojo.require("dojox.html.metrics"); |
| (function(){ |
| dojo.mixin(dojox.gfx,{vectorFontFitting:{NONE:0,FLOW:1,FIT:2},defaultVectorText:{type:"vectortext",x:0,y:0,width:null,height:null,text:"",align:"start",decoration:"none",fitting:0,leading:1.5},defaultVectorFont:{type:"vectorfont",size:"10pt",family:null},_vectorFontCache:{},_svgFontCache:{},getVectorFont:function(_1){ |
| if(dojox.gfx._vectorFontCache[_1]){ |
| return dojox.gfx._vectorFontCache[_1]; |
| } |
| return new dojox.gfx.VectorFont(_1); |
| }}); |
| dojo.declare("dojox.gfx.VectorFont",null,{_entityRe:/&(quot|apos|lt|gt|amp|#x[^;]+|#\d+);/g,_decodeEntitySequence:function(_2){ |
| if(!_2.match(this._entityRe)){ |
| return; |
| } |
| var _3={amp:"&",apos:"'",quot:"\"",lt:"<",gt:">"}; |
| var r,_5=""; |
| while((r=this._entityRe.exec(_2))!==null){ |
| if(r[1].charAt(1)=="x"){ |
| _5+=String.fromCharCode(r[1].slice(2),16); |
| }else{ |
| if(!isNaN(parseInt(r[1].slice(1),10))){ |
| _5+=String.fromCharCode(r[1].slice(1)); |
| }else{ |
| _5+=_3(r[1]); |
| } |
| } |
| } |
| return _5; |
| },_parse:function(_6,_7){ |
| var _8=dojox.gfx._svgFontCache[_7]||dojox.xml.DomParser.parse(_6); |
| var f=_8.documentElement.byName("font")[0],_a=_8.documentElement.byName("font-face")[0]; |
| var _b=parseFloat(_a.getAttribute("units-per-em")||1000,10); |
| var _c={x:parseFloat(f.getAttribute("horiz-adv-x"),10),y:parseFloat(f.getAttribute("vert-adv-y")||0,10)}; |
| if(!_c.y){ |
| _c.y=_b; |
| } |
| var _d={horiz:{x:parseFloat(f.getAttribute("horiz-origin-x")||0,10),y:parseFloat(f.getAttribute("horiz-origin-y")||0,10)},vert:{x:parseFloat(f.getAttribute("vert-origin-x")||0,10),y:parseFloat(f.getAttribute("vert-origin-y")||0,10)}}; |
| var _e=_a.getAttribute("font-family"),_f=_a.getAttribute("font-style")||"all",_10=_a.getAttribute("font-variant")||"normal",_11=_a.getAttribute("font-weight")||"all",_12=_a.getAttribute("font-stretch")||"normal",_13=_a.getAttribute("unicode-range")||"U+0-10FFFF",_14=_a.getAttribute("panose-1")||"0 0 0 0 0 0 0 0 0 0",_15=_a.getAttribute("cap-height"),_16=parseFloat(_a.getAttribute("ascent")||(_b-_d.vert.y),10),_17=parseFloat(_a.getAttribute("descent")||_d.vert.y,10),_18={}; |
| var _19=_e; |
| if(_a.byName("font-face-name")[0]){ |
| _19=_a.byName("font-face-name")[0].getAttribute("name"); |
| } |
| if(dojox.gfx._vectorFontCache[_19]){ |
| return; |
| } |
| dojo.forEach(["alphabetic","ideographic","mathematical","hanging"],function(_1a){ |
| var a=_a.getAttribute(_1a); |
| if(a!==null){ |
| _18[_1a]=parseFloat(a,10); |
| } |
| }); |
| var _1c=parseFloat(_8.documentElement.byName("missing-glyph")[0].getAttribute("horiz-adv-x")||_c.x,10); |
| var _1d={},_1e={},g=_8.documentElement.byName("glyph"); |
| dojo.forEach(g,function(_20){ |
| var _21=_20.getAttribute("unicode"),_19=_20.getAttribute("glyph-name"),_22=parseFloat(_20.getAttribute("horiz-adv-x")||_c.x,10),_23=_20.getAttribute("d"); |
| if(_21.match(this._entityRe)){ |
| _21=this._decodeEntitySequence(_21); |
| } |
| var o={code:_21,name:_19,xAdvance:_22,path:_23}; |
| _1d[_21]=o; |
| _1e[_19]=o; |
| },this); |
| var _25=_8.documentElement.byName("hkern"); |
| dojo.forEach(_25,function(_26,i){ |
| var k=-parseInt(_26.getAttribute("k"),10); |
| var u1=_26.getAttribute("u1"),g1=_26.getAttribute("g1"),u2=_26.getAttribute("u2"),g2=_26.getAttribute("g2"),gl; |
| if(u1){ |
| u1=this._decodeEntitySequence(u1); |
| if(_1d[u1]){ |
| gl=_1d[u1]; |
| } |
| }else{ |
| if(_1e[g1]){ |
| gl=_1e[g1]; |
| } |
| } |
| if(gl){ |
| if(!gl.kern){ |
| gl.kern={}; |
| } |
| if(u2){ |
| u2=this._decodeEntitySequence(u2); |
| gl.kern[u2]={x:k}; |
| }else{ |
| if(_1e[g2]){ |
| gl.kern[_1e[g2].code]={x:k}; |
| } |
| } |
| } |
| },this); |
| dojo.mixin(this,{family:_e,name:_19,style:_f,variant:_10,weight:_11,stretch:_12,range:_13,viewbox:{width:_b,height:_b},origin:_d,advance:dojo.mixin(_c,{missing:{x:_1c,y:_1c}}),ascent:_16,descent:_17,baseline:_18,glyphs:_1d}); |
| dojox.gfx._vectorFontCache[_19]=this; |
| dojox.gfx._vectorFontCache[_7]=this; |
| if(_19!=_e&&!dojox.gfx._vectorFontCache[_e]){ |
| dojox.gfx._vectorFontCache[_e]=this; |
| } |
| if(!dojox.gfx._svgFontCache[_7]){ |
| dojox.gfx._svgFontCache[_7]=_8; |
| } |
| },_clean:function(){ |
| var _2e=this.name,_2f=this.family; |
| dojo.forEach(["family","name","style","variant","weight","stretch","range","viewbox","origin","advance","ascent","descent","baseline","glyphs"],function(_30){ |
| try{ |
| delete this[_30]; |
| } |
| catch(e){ |
| } |
| },this); |
| if(dojox.gfx._vectorFontCache[_2e]){ |
| delete dojox.gfx._vectorFontCache[_2e]; |
| } |
| if(dojox.gfx._vectorFontCache[_2f]){ |
| delete dojox.gfx._vectorFontCache[_2f]; |
| } |
| return this; |
| },constructor:function(url){ |
| this._defaultLeading=1.5; |
| if(url!==undefined){ |
| this.load(url); |
| } |
| },load:function(url){ |
| this.onLoadBegin(url.toString()); |
| this._parse(dojox.gfx._svgFontCache[url.toString()]||dojo._getText(url.toString()),url.toString()); |
| this.onLoad(this); |
| return this; |
| },initialized:function(){ |
| return (this.glyphs!==null); |
| },_round:function(n){ |
| return Math.round(1000*n)/1000; |
| },_leading:function(_34){ |
| return this.viewbox.height*(_34||this._defaultLeading); |
| },_normalize:function(str){ |
| return str.replace(/\s+/g,String.fromCharCode(32)); |
| },_getWidth:function(_36){ |
| var w=0,_38=0,_39=null; |
| dojo.forEach(_36,function(_3a,i){ |
| _38=_3a.xAdvance; |
| if(_36[i]&&_3a.kern&&_3a.kern[_36[i].code]){ |
| _38+=_3a.kern[_36[i].code].x; |
| } |
| w+=_38; |
| _39=_3a; |
| }); |
| if(_39&&_39.code==" "){ |
| w-=_39.xAdvance; |
| } |
| return this._round(w); |
| },_getLongestLine:function(_3c){ |
| var _3d=0,idx=0; |
| dojo.forEach(_3c,function(_3f,i){ |
| var max=Math.max(_3d,this._getWidth(_3f)); |
| if(max>_3d){ |
| _3d=max; |
| idx=i; |
| } |
| },this); |
| return {width:_3d,index:idx,line:_3c[idx]}; |
| },_trim:function(_42){ |
| var fn=function(arr){ |
| if(!arr.length){ |
| return; |
| } |
| if(arr[arr.length-1].code==" "){ |
| arr.splice(arr.length-1,1); |
| } |
| if(!arr.length){ |
| return; |
| } |
| if(arr[0].code==" "){ |
| arr.splice(0,1); |
| } |
| }; |
| if(dojo.isArray(_42[0])){ |
| dojo.forEach(_42,fn); |
| }else{ |
| fn(_42); |
| } |
| return _42; |
| },_split:function(_45,_46){ |
| var w=this._getWidth(_45),_48=Math.floor(w/_46),_49=[],cw=0,c=[],_4c=false; |
| for(var i=0,l=_45.length;i<l;i++){ |
| if(_45[i].code==" "){ |
| _4c=true; |
| } |
| cw+=_45[i].xAdvance; |
| if(i+1<l&&_45[i].kern&&_45[i].kern[_45[i+1].code]){ |
| cw+=_45[i].kern[_45[i+1].code].x; |
| } |
| if(cw>=_48){ |
| var chr=_45[i]; |
| while(_4c&&chr.code!=" "&&i>=0){ |
| chr=c.pop(); |
| i--; |
| } |
| _49.push(c); |
| c=[]; |
| cw=0; |
| _4c=false; |
| } |
| c.push(_45[i]); |
| } |
| if(c.length){ |
| _49.push(c); |
| } |
| return this._trim(_49); |
| },_getSizeFactor:function(_50){ |
| _50+=""; |
| var _51=dojox.html.metrics.getCachedFontMeasurements(),_52=this.viewbox.height,f=_51["1em"],_54=parseFloat(_50,10); |
| if(_50.indexOf("em")>-1){ |
| return this._round((_51["1em"]*_54)/_52); |
| }else{ |
| if(_50.indexOf("ex")>-1){ |
| return this._round((_51["1ex"]*_54)/_52); |
| }else{ |
| if(_50.indexOf("pt")>-1){ |
| return this._round(((_51["12pt"]/12)*_54)/_52); |
| }else{ |
| if(_50.indexOf("px")>-1){ |
| return this._round(((_51["16px"]/16)*_54)/_52); |
| }else{ |
| if(_50.indexOf("%")>-1){ |
| return this._round((_51["1em"]*(_54/100))/_52); |
| }else{ |
| f=_51[_50]||_51.medium; |
| return this._round(f/_52); |
| } |
| } |
| } |
| } |
| } |
| },_getFitFactor:function(_55,w,h,l){ |
| if(!h){ |
| return this._round(w/this._getWidth(_55)); |
| }else{ |
| var _59=this._getLongestLine(_55).width,_5a=(_55.length*(this.viewbox.height*l))-((this.viewbox.height*l)-this.viewbox.height); |
| return this._round(Math.min(w/_59,h/_5a)); |
| } |
| },_getBestFit:function(_5b,w,h,_5e){ |
| var _5f=32,_60=0,_61=_5f; |
| while(_5f>0){ |
| var f=this._getFitFactor(this._split(_5b,_5f),w,h,_5e); |
| if(f>_60){ |
| _60=f; |
| _61=_5f; |
| } |
| _5f--; |
| } |
| return {scale:_60,lines:this._split(_5b,_61)}; |
| },_getBestFlow:function(_63,w,_65){ |
| var _66=[],cw=0,c=[],_69=false; |
| for(var i=0,l=_63.length;i<l;i++){ |
| if(_63[i].code==" "){ |
| _69=true; |
| } |
| var tw=_63[i].xAdvance; |
| if(i+1<l&&_63[i].kern&&_63[i].kern[_63[i+1].code]){ |
| tw+=_63[i].kern[_63[i+1].code].x; |
| } |
| cw+=_65*tw; |
| if(cw>=w){ |
| var chr=_63[i]; |
| while(_69&&chr.code!=" "&&i>=0){ |
| chr=c.pop(); |
| i--; |
| } |
| _66.push(c); |
| c=[]; |
| cw=0; |
| _69=false; |
| } |
| c.push(_63[i]); |
| } |
| if(c.length){ |
| _66.push(c); |
| } |
| return this._trim(_66); |
| },getWidth:function(_6e,_6f){ |
| return this._getWidth(dojo.map(this._normalize(_6e).split(""),function(chr){ |
| return this.glyphs[chr]||{xAdvance:this.advance.missing.x}; |
| },this))*(_6f||1); |
| },getLineHeight:function(_71){ |
| return this.viewbox.height*(_71||1); |
| },getCenterline:function(_72){ |
| return (_72||1)*(this.viewbox.height/2); |
| },getBaseline:function(_73){ |
| return (_73||1)*(this.viewbox.height+this.descent); |
| },draw:function(_74,_75,_76,_77,_78){ |
| if(!this.initialized()){ |
| throw new Error("dojox.gfx.VectorFont.draw(): we have not been initialized yet."); |
| } |
| var g=_74.createGroup(); |
| if(_75.x||_75.y){ |
| _74.applyTransform({dx:_75.x||0,dy:_75.y||0}); |
| } |
| var _7a=dojo.map(this._normalize(_75.text).split(""),function(chr){ |
| return this.glyphs[chr]||{path:null,xAdvance:this.advance.missing.x}; |
| },this); |
| var _7c=_76.size,_7d=_75.fitting,_7e=_75.width,_7f=_75.height,_80=_75.align,_81=_75.leading||this._defaultLeading; |
| if(_7d){ |
| if((_7d==dojox.gfx.vectorFontFitting.FLOW&&!_7e)||(_7d==dojox.gfx.vectorFontFitting.FIT&&(!_7e||!_7f))){ |
| _7d=dojox.gfx.vectorFontFitting.NONE; |
| } |
| } |
| var _82,_83; |
| switch(_7d){ |
| case dojox.gfx.vectorFontFitting.FIT: |
| var o=this._getBestFit(_7a,_7e,_7f,_81); |
| _83=o.scale; |
| _82=o.lines; |
| break; |
| case dojox.gfx.vectorFontFitting.FLOW: |
| _83=this._getSizeFactor(_7c); |
| _82=this._getBestFlow(_7a,_7e,_83); |
| break; |
| default: |
| _83=this._getSizeFactor(_7c); |
| _82=[_7a]; |
| } |
| _82=dojo.filter(_82,function(_85){ |
| return _85.length>0; |
| }); |
| var cy=0,_87=this._getLongestLine(_82).width; |
| for(var i=0,l=_82.length;i<l;i++){ |
| var cx=0,_8b=_82[i],_8c=this._getWidth(_8b),lg=g.createGroup(); |
| for(var j=0;j<_8b.length;j++){ |
| var _8f=_8b[j]; |
| if(_8f.path!==null){ |
| var p=lg.createPath(_8f.path).setFill(_77); |
| if(_78){ |
| p.setStroke(_78); |
| } |
| p.setTransform([dojox.gfx.matrix.flipY,dojox.gfx.matrix.translate(cx,-this.viewbox.height-this.descent)]); |
| } |
| cx+=_8f.xAdvance; |
| if(j+1<_8b.length&&_8f.kern&&_8f.kern[_8b[j+1].code]){ |
| cx+=_8f.kern[_8b[j+1].code].x; |
| } |
| } |
| var dx=0; |
| if(_80=="middle"){ |
| dx=_87/2-_8c/2; |
| }else{ |
| if(_80=="end"){ |
| dx=_87-_8c; |
| } |
| } |
| lg.setTransform({dx:dx,dy:cy}); |
| cy+=this.viewbox.height*_81; |
| } |
| g.setTransform(dojox.gfx.matrix.scale(_83)); |
| return g; |
| },onLoadBegin:function(url){ |
| },onLoad:function(_93){ |
| }}); |
| })(); |
| } |