blob: 614469da17fbdd17460ac8a0e97d2217674be2d0 [file] [log] [blame]
/*
Copyright (c) 2004-2010, 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.path"]){dojo._hasResource["dojox.gfx.path"]=true;dojo.provide("dojox.gfx.path");dojo.require("dojox.gfx.matrix");dojo.require("dojox.gfx.shape");dojo.declare("dojox.gfx.path.Path",dojox.gfx.Shape,{constructor:function(_1){this.shape=dojo.clone(dojox.gfx.defaultPath);this.segments=[];this.tbbox=null;this.absolute=true;this.last={};this.rawNode=_1;this.segmented=false;},setAbsoluteMode:function(_2){this._confirmSegmented();this.absolute=typeof _2=="string"?(_2=="absolute"):_2;return this;},getAbsoluteMode:function(){this._confirmSegmented();return this.absolute;},getBoundingBox:function(){this._confirmSegmented();return (this.bbox&&("l" in this.bbox))?{x:this.bbox.l,y:this.bbox.t,width:this.bbox.r-this.bbox.l,height:this.bbox.b-this.bbox.t}:null;},_getRealBBox:function(){this._confirmSegmented();if(this.tbbox){return this.tbbox;}var _3=this.bbox,_4=this._getRealMatrix();this.bbox=null;for(var i=0,_5=this.segments.length;i<_5;++i){this._updateWithSegment(this.segments[i],_4);}var t=this.bbox;this.bbox=_3;this.tbbox=t?[{x:t.l,y:t.t},{x:t.r,y:t.t},{x:t.r,y:t.b},{x:t.l,y:t.b}]:null;return this.tbbox;},getLastPosition:function(){this._confirmSegmented();return "x" in this.last?this.last:null;},_applyTransform:function(){this.tbbox=null;return dojox.gfx.Shape.prototype._applyTransform.call(this);},_updateBBox:function(x,y,_6){if(_6){var t=dojox.gfx.matrix.multiplyPoint(_6,x,y);x=t.x;y=t.y;}if(this.bbox&&("l" in this.bbox)){if(this.bbox.l>x){this.bbox.l=x;}if(this.bbox.r<x){this.bbox.r=x;}if(this.bbox.t>y){this.bbox.t=y;}if(this.bbox.b<y){this.bbox.b=y;}}else{this.bbox={l:x,b:y,r:x,t:y};}},_updateWithSegment:function(_7,_8){var n=_7.args,l=n.length;switch(_7.action){case "M":case "L":case "C":case "S":case "Q":case "T":for(var i=0;i<l;i+=2){this._updateBBox(n[i],n[i+1],_8);}this.last.x=n[l-2];this.last.y=n[l-1];this.absolute=true;break;case "H":for(var i=0;i<l;++i){this._updateBBox(n[i],this.last.y,_8);}this.last.x=n[l-1];this.absolute=true;break;case "V":for(var i=0;i<l;++i){this._updateBBox(this.last.x,n[i],_8);}this.last.y=n[l-1];this.absolute=true;break;case "m":var _9=0;if(!("x" in this.last)){this._updateBBox(this.last.x=n[0],this.last.y=n[1],_8);_9=2;}for(var i=_9;i<l;i+=2){this._updateBBox(this.last.x+=n[i],this.last.y+=n[i+1],_8);}this.absolute=false;break;case "l":case "t":for(var i=0;i<l;i+=2){this._updateBBox(this.last.x+=n[i],this.last.y+=n[i+1],_8);}this.absolute=false;break;case "h":for(var i=0;i<l;++i){this._updateBBox(this.last.x+=n[i],this.last.y,_8);}this.absolute=false;break;case "v":for(var i=0;i<l;++i){this._updateBBox(this.last.x,this.last.y+=n[i],_8);}this.absolute=false;break;case "c":for(var i=0;i<l;i+=6){this._updateBBox(this.last.x+n[i],this.last.y+n[i+1],_8);this._updateBBox(this.last.x+n[i+2],this.last.y+n[i+3],_8);this._updateBBox(this.last.x+=n[i+4],this.last.y+=n[i+5],_8);}this.absolute=false;break;case "s":case "q":for(var i=0;i<l;i+=4){this._updateBBox(this.last.x+n[i],this.last.y+n[i+1],_8);this._updateBBox(this.last.x+=n[i+2],this.last.y+=n[i+3],_8);}this.absolute=false;break;case "A":for(var i=0;i<l;i+=7){this._updateBBox(n[i+5],n[i+6],_8);}this.last.x=n[l-2];this.last.y=n[l-1];this.absolute=true;break;case "a":for(var i=0;i<l;i+=7){this._updateBBox(this.last.x+=n[i+5],this.last.y+=n[i+6],_8);}this.absolute=false;break;}var _a=[_7.action];for(var i=0;i<l;++i){_a.push(dojox.gfx.formatNumber(n[i],true));}if(typeof this.shape.path=="string"){this.shape.path+=_a.join("");}else{Array.prototype.push.apply(this.shape.path,_a);}},_validSegments:{m:2,l:2,h:1,v:1,c:6,s:4,q:4,t:2,a:7,z:0},_pushSegment:function(_b,_c){this.tbbox=null;var _d=this._validSegments[_b.toLowerCase()];if(typeof _d=="number"){if(_d){if(_c.length>=_d){var _e={action:_b,args:_c.slice(0,_c.length-_c.length%_d)};this.segments.push(_e);this._updateWithSegment(_e);}}else{var _e={action:_b,args:[]};this.segments.push(_e);this._updateWithSegment(_e);}}},_collectArgs:function(_f,_10){for(var i=0;i<_10.length;++i){var t=_10[i];if(typeof t=="boolean"){_f.push(t?1:0);}else{if(typeof t=="number"){_f.push(t);}else{if(t instanceof Array){this._collectArgs(_f,t);}else{if("x" in t&&"y" in t){_f.push(t.x,t.y);}}}}}},moveTo:function(){this._confirmSegmented();var _11=[];this._collectArgs(_11,arguments);this._pushSegment(this.absolute?"M":"m",_11);return this;},lineTo:function(){this._confirmSegmented();var _12=[];this._collectArgs(_12,arguments);this._pushSegment(this.absolute?"L":"l",_12);return this;},hLineTo:function(){this._confirmSegmented();var _13=[];this._collectArgs(_13,arguments);this._pushSegment(this.absolute?"H":"h",_13);return this;},vLineTo:function(){this._confirmSegmented();var _14=[];this._collectArgs(_14,arguments);this._pushSegment(this.absolute?"V":"v",_14);return this;},curveTo:function(){this._confirmSegmented();var _15=[];this._collectArgs(_15,arguments);this._pushSegment(this.absolute?"C":"c",_15);return this;},smoothCurveTo:function(){this._confirmSegmented();var _16=[];this._collectArgs(_16,arguments);this._pushSegment(this.absolute?"S":"s",_16);return this;},qCurveTo:function(){this._confirmSegmented();var _17=[];this._collectArgs(_17,arguments);this._pushSegment(this.absolute?"Q":"q",_17);return this;},qSmoothCurveTo:function(){this._confirmSegmented();var _18=[];this._collectArgs(_18,arguments);this._pushSegment(this.absolute?"T":"t",_18);return this;},arcTo:function(){this._confirmSegmented();var _19=[];this._collectArgs(_19,arguments);this._pushSegment(this.absolute?"A":"a",_19);return this;},closePath:function(){this._confirmSegmented();this._pushSegment("Z",[]);return this;},_confirmSegmented:function(){if(!this.segmented){var _1a=this.shape.path;this.shape.path=[];this._setPath(_1a);this.shape.path=this.shape.path.join("");this.segmented=true;}},_setPath:function(_1b){var p=dojo.isArray(_1b)?_1b:_1b.match(dojox.gfx.pathSvgRegExp);this.segments=[];this.absolute=true;this.bbox={};this.last={};if(!p){return;}var _1c="",_1d=[],l=p.length;for(var i=0;i<l;++i){var t=p[i],x=parseFloat(t);if(isNaN(x)){if(_1c){this._pushSegment(_1c,_1d);}_1d=[];_1c=t;}else{_1d.push(x);}}this._pushSegment(_1c,_1d);},setShape:function(_1e){dojox.gfx.Shape.prototype.setShape.call(this,typeof _1e=="string"?{path:_1e}:_1e);this.segmented=false;this.segments=[];if(!dojox.gfx.lazyPathSegmentation){this._confirmSegmented();}return this;},_2PI:Math.PI*2});dojo.declare("dojox.gfx.path.TextPath",dojox.gfx.path.Path,{constructor:function(_1f){if(!("text" in this)){this.text=dojo.clone(dojox.gfx.defaultTextPath);}if(!("fontStyle" in this)){this.fontStyle=dojo.clone(dojox.gfx.defaultFont);}},getText:function(){return this.text;},setText:function(_20){this.text=dojox.gfx.makeParameters(this.text,typeof _20=="string"?{text:_20}:_20);this._setText();return this;},getFont:function(){return this.fontStyle;},setFont:function(_21){this.fontStyle=typeof _21=="string"?dojox.gfx.splitFontString(_21):dojox.gfx.makeParameters(dojox.gfx.defaultFont,_21);this._setFont();return this;}});}