/*
 *  /MathJax/jax/output/HTML-CSS/autoload/menclose.js
 *  
 *  Copyright (c) 2010 Design Science, Inc.
 *
 *  Part of the MathJax library.
 *  See http://www.mathjax.org for details.
 * 
 *  Licensed under the Apache License, Version 2.0;
 *  you may not use this file except in compliance with the License.
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 */

(function(a,b){var d="1.0";var c="http://www.w3.org/2000/svg";var f="urn:schemas-microsoft-com:vml";var e="mjxvml";a.menclose.Augment({toHTML:function(K){var h=this.getValues("notation","thickness","padding","mathcolor","color");if(h.color&&!this.mathcolor){h.mathcolor=h.color}if(h.thickness==null){h.thickness=".075em"}if(h.padding==null){h.padding=".2em"}var F=b.length2em(h.padding);var y=b.length2em(h.thickness);var u=b.Em(y)+" solid";K=this.HTMLcreateSpan(K);var r=b.createStack(K);var o=b.createBox(r);this.HTMLmeasureChild(0,o);var w=o.bbox.h+F+y,A=o.bbox.d+F+y,j=o.bbox.w+2*(F+y);var z=b.createFrame(r,w+A,0,j,y,"none");z.id="MathJax-frame-"+this.spanID;b.addBox(r,z);r.insertBefore(z,o);var k=h.notation.split(/ /);var l=0,E=0,n=0,s=0,x=0,v=0;var C,g;if(!h.mathcolor){h.mathcolor="black"}else{K.style.color=h.mathcolor}for(var J=0,I=k.length;J<I;J++){switch(k[J]){case a.NOTATION.BOX:z.style.border=u;if(!b.msieBorderWidthBug){l=E=s=n=y}break;case a.NOTATION.ROUNDEDBOX:if(b.useVML){if(!g){g=this.HTMLvml(r,w,A,j,y,h.mathcolor)}this.HTMLvmlElement(g,"roundrect",{style:{width:this.HTMLpx(j-2*y),height:this.HTMLpx(w+A-2*y),left:this.HTMLpx(y)+0.5,top:this.HTMLpx(y)+0.5},arcsize:".25"})}else{if(!C){C=this.HTMLsvg(r,w,A,j,y,h.mathcolor)}this.HTMLsvgElement(C.firstChild,"rect",{x:1,y:1,width:this.HTMLpx(j-y)-1,height:this.HTMLpx(w+A-y)-1,rx:this.HTMLpx(Math.min(w+A,j)/4)})}break;case a.NOTATION.CIRCLE:if(b.useVML){if(!g){g=this.HTMLvml(r,w,A,j,y,h.mathcolor)}this.HTMLvmlElement(g,"oval",{style:{width:this.HTMLpx(j-2*y),height:this.HTMLpx(w+A-2*y),left:this.HTMLpx(y)+0.5,top:this.HTMLpx(y)+0.5}})}else{if(!C){C=this.HTMLsvg(r,w,A,j,y,h.mathcolor)}this.HTMLsvgElement(C.firstChild,"ellipse",{rx:this.HTMLpx(j/2-y),ry:this.HTMLpx((w+A)/2-y),cx:this.HTMLpx(j/2),cy:this.HTMLpx((w+A)/2)})}break;case a.NOTATION.LEFT:z.style.borderLeft=u;if(!b.msieBorderWidthBug){s=y}break;case a.NOTATION.ACTUARIAL:z.style.borderTop=u;if(!b.msieBorderWidthBug){l=y;z.bbox.w+=F-y}case a.NOTATION.RIGHT:z.style.borderRight=u;if(!b.msieBorderWidthBug){n=y}break;case a.NOTATION.VERTICALSTRIKE:var q=b.createRule(r,w+A-y/2,0,y);b.addBox(r,q);b.placeBox(q,F+y+o.bbox.w/2,-A,true);break;case a.NOTATION.TOP:z.style.borderTop=u;if(!b.msieBorderWidthBug){l=y}break;case a.NOTATION.BOTTOM:z.style.borderBottom=u;if(!b.msieBorderWidthBug){E=y}break;case a.NOTATION.HORIZONTALSTRIKE:var G=b.createRule(r,y,0,j-y/2);b.addBox(r,G);b.placeBox(G,0,(w+A)/2-A,true);break;case a.NOTATION.UPDIAGONALSTRIKE:if(b.useVML){if(!g){g=this.HTMLvml(r,w,A,j,y,h.mathcolor)}this.HTMLvmlElement(g,"line",{from:"0,"+this.HTMLpx(w+A-y),to:this.HTMLpx(j)+",0"})}else{if(!C){C=this.HTMLsvg(r,w,A,j,y,h.mathcolor)}this.HTMLsvgElement(C.firstChild,"line",{x1:1,y1:this.HTMLpx(w+A-y),x2:this.HTMLpx(j-y),y2:this.HTMLpx(y)})}break;case a.NOTATION.DOWNDIAGONALSTRIKE:if(b.useVML){if(!g){g=this.HTMLvml(r,w,A,j,y,h.mathcolor)}this.HTMLvmlElement(g,"line",{from:"0,0",to:this.HTMLpx(j)+","+this.HTMLpx(w+A-y)})}else{if(!C){C=this.HTMLsvg(r,w,A,j,y,h.mathcolor)}this.HTMLsvgElement(C.firstChild,"line",{x1:1,y1:this.HTMLpx(y),x2:this.HTMLpx(j-y),y2:this.HTMLpx(w+A-y)})}break;case a.NOTATION.MADRUWB:z.style.borderBottom=u;z.style.borderRight=u;if(!b.msieBorderWidthBug){E=n=y}break;case a.NOTATION.RADICAL:if(b.useVML){if(!g){g=this.HTMLvml(r,w,A,j,y,h.mathcolor)}this.HTMLvmlElement(g,"polyline",{points:this.HTMLpx(y/2)+","+this.HTMLpx(0.6*(w+A))+" "+this.HTMLpx(F)+","+this.HTMLpx(w+A-y)+" "+this.HTMLpx(2*F)+","+this.HTMLpx(y/2)+" "+this.HTMLpx(j)+","+this.HTMLpx(y/2)});x=F}else{if(!C){C=this.HTMLsvg(r,w,A,j,y,h.mathcolor)}this.HTMLsvgElement(C.firstChild,"path",{d:"M 1,"+this.HTMLpx(0.6*(w+A))+" L "+this.HTMLpx(F)+","+this.HTMLpx(w+A)+" L "+this.HTMLpx(2*F)+",1 L "+this.HTMLpx(j)+",1"});b.placeBox(C.parentNode,0,F/2-A,true);x=F;v=y}break;case a.NOTATION.LONGDIV:if(b.useVML){if(!g){g=this.HTMLvml(r,w,A,j,y,h.mathcolor)}this.HTMLvmlElement(g,"line",{from:"0,"+this.HTMLpx(y/2),to:this.HTMLpx(j-y)+","+this.HTMLpx(y/2)});this.HTMLvmlElement(g,"arc",{style:{width:this.HTMLpx(2*F),height:this.HTMLpx(w+A-2*y),left:this.HTMLpx(-F),top:this.HTMLpx(y)},startangle:"10",endangle:"170"});x=F}else{if(!C){C=this.HTMLsvg(r,w,A,j,y,h.mathcolor)}this.HTMLsvgElement(C.firstChild,"path",{d:"M "+this.HTMLpx(j)+",1 L 1,1 a"+this.HTMLpx(F)+","+this.HTMLpx((w+A)/2-y)+" 0 0,1 1,"+this.HTMLpx(w+A-2*y)});b.placeBox(C.parentNode,0,y-A,true);x=F;v=y}break}}z.style.width=b.Em(j-s-n);z.style.height=b.Em(w+A-l-E);b.placeBox(z,0,v-A,true);b.placeBox(o,x+F+y,0);this.HTMLhandleSpace(K);this.HTMLhandleColor(K);return K},HTMLpx:function(g){return(g*b.em)},HTMLhandleColor:function(h){var i=document.getElementById("MathJax-frame-"+this.spanID);if(i){var g=this.getValues("mathbackground","background");if(this.style&&h.style.backgroundColor){g.mathbackground=h.style.backgroundColor}if(g.background&&!this.mathbackground){g.mathbackground=g.background}if(g.mathbackground&&g.mathbackground!==a.COLOR.TRANSPARENT){i.style.backgroundColor=g.mathbackground}}else{this.SUPER(arguments).HTMLhandleColor.call(this,h)}},HTMLsvg:function(h,l,m,g,k,j){var i=document.createElementNS(c,"svg");if(i.style){i.style.width=b.Em(g);i.style.height=b.Em(l+m)}var n=b.createBox(h);n.appendChild(i);b.placeBox(n,0,-m,true);this.HTMLsvgElement(i,"g",{fill:"none",stroke:j,"stroke-width":k*b.em});return i},HTMLsvgElement:function(g,h,i){var j=document.createElementNS(c,h);if(i){for(var k in i){if(i.hasOwnProperty(k)){j.setAttributeNS(null,k,i[k].toString())}}}g.appendChild(j);return j},HTMLvml:function(i,l,m,h,k,j){var g=b.createFrame(i,l+m,0,h,0,"none");b.addBox(i,g);b.placeBox(g,0,-m,true);this.constructor.VMLcolor=j;this.constructor.VMLthickness=this.HTMLpx(k);return g},HTMLvmlElement:function(g,h,i){var j=b.addElement(g,e+":"+h,i);if(!i.fillcolor){j.fillcolor="none"}if(!i.strokecolor){j.strokecolor=this.constructor.VMLcolor}if(!i.strokeweight){j.strokeweight=this.constructor.VMLthickness}}});MathJax.Hub.Browser.Select({MSIE:function(g){b.useVML=true;if(!document.namespaces[e]){document.namespaces.add(e,f);var h=document.createStyleSheet();h.addRule(e+"\\:*","{behavior: url(#default#VML); position:absolute; top:0; left:0}")}}});MathJax.Hub.Startup.signal.Post("HTML-CSS menclose Ready");MathJax.Ajax.loadComplete(b.autoloadDir+"/menclose.js")})(MathJax.ElementJax.mml,MathJax.OutputJax["HTML-CSS"]);