text: /*************************************************************
   *
   *  MathJax/jax/output/SVG/autoload/annotation-xml.js
   *  
   *  Implements the SVG output for <annotation-xml> elements.
   *
   *  ---------------------------------------------------------------------
   *  
   *  Copyright (c) 2012 Design Science, Inc.
   * 
   *  Licensed under the Apache License, Version 2.0 (the "License");
   *  you may not use this file except in compliance with the License.
   *  You may obtain a copy of the License at
   * 
   *      http://www.apache.org/licenses/LICENSE-2.0
   * 
   *  Unless required by applicable law or agreed to in writing, software
   *  distributed under the License is distributed on an "AS IS" BASIS,
   *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   *  See the License for the specific language governing permissions and
   *  limitations under the License.
   */
  
  MathJax.Hub.Register.StartupHook("SVG Jax Ready",function () {
    var VERSION = "2.0";
    var MML = MathJax.ElementJax.mml,
        SVG = MathJax.OutputJax.SVG;
    var BBOX = SVG.BBOX;
    
    BBOX.FOREIGN = BBOX.Subclass({type: "foreignObject", removeable: false});
  
    MML["annotation-xml"].Augment({
      toSVG: function () {
        var svg = this.SVG(); this.SVGhandleSpace(svg);
        var encoding = this.Get("encoding");
        for (var i = 0, m = this.data.length; i < m; i++)
          {svg.Add(this.data[i].toSVG(encoding),svg.w,0)}
        svg.Clean();
        this.SVGhandleColor(svg);
        this.SVGsaveData(svg);
        return svg;
      }
    });
    
    MML.xml.Augment({
      toSVG: function (encoding) {
        //
        //  Get size of xml content
        //
        var span = SVG.textSVG.parentNode;
        SVG.mathDiv.style.width = "auto";  // Firefox returns offsetWidth = 0 without this
        span.insertBefore(this.div,SVG.textSVG);
        var w = this.div.offsetWidth, h = this.div.offsetHeight;
        var strut = MathJax.HTML.addElement(this.div,"span",{
          style:{display:"inline-block", overflow:"hidden", height:h+"px",
                 width:"1px", marginRight:"-1px"}
        });
        var d = this.div.offsetHeight - h; h -= d;
        this.div.removeChild(strut);
        span.removeChild(this.div); SVG.mathDiv.style.width = "";
        //
        //  Create foreignObject element for the content
        //
        var scale = 1000/SVG.em;
        var svg = BBOX.FOREIGN({
          y:(-h)+"px", width:w+"px", height:(h+d)+"px",
          transform:"scale("+scale+") matrix(1 0 0 -1 0 0)"
        });
        //
        //  Add the children to the foreignObject
        //
        for (var i = 0, m = this.data.length; i < m; i++) 
          {svg.element.appendChild(this.data[i].cloneNode(true))}
        //
        //  Set the scale and finish up
        //
        svg.w = w*scale; svg.h = h*scale; svg.d = d*scale;
        svg.r = svg.w; svg.l = 0;
        svg.Clean();
        this.SVGsaveData(svg);
        return svg;
      }
    });
    
    MathJax.Hub.Startup.signal.Post("SVG annotation-xml Ready");
    MathJax.Ajax.loadComplete(SVG.autoloadDir+"/annotation-xml.js");
  
  });
  
  