path: root/data/LaTeXMathML.js

/*
LaTeXMathML.js from http://math.etsu.edu/LaTeXMathML/
Adapted by Jeff Knisely and Douglas Woodall from ASCIIMathML.js v. 1.4.7,
(c) 2005 Peter Jipsen http://www.chapman.edu/~jipsen.
Released under the GNU General Public License version 2 or later.
See the GNU General Public License (at http://www.gnu.org/copyleft/gpl.html)
for more details.
*/
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alert("This webpage requires a recent browser such as \nMozilla/Netscape 7+ or Internet Explorer 6+MathPlayer")
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compareNames(s1,s2){if(s1.input>s2.input)return 1
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var AMnames=[];function AMinitSymbols(){AMsymbols.sort(compareNames);for(i=0;i<AMsymbols.length;i++)AMnames[i]=AMsymbols[i].input;}
var AMmathml="http://www.w3.org/1998/Math/MathML";function AMcreateElementMathML(t){if(isIE)return document.createElement("m:"+t);else return document.createElementNS(AMmathml,t);}
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function AMremoveCharsAndBlanks(str,n){var st;st=str.slice(n);for(var i=0;i<st.length&&st.charCodeAt(i)<=32;i=i+1);return st.slice(i);}
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for(var i=n;i<arr.length&&arr[i]<str;i++);return i;}
function AMgetSymbol(str){var k=0;var j=0;var mk;var st;var tagst;var match="";var more=true;for(var i=1;i<=str.length&&more;i++){st=str.slice(0,i);j=k;k=AMposition(AMnames,st,j);if(k<AMnames.length&&str.slice(0,AMnames[k].length)==AMnames[k]){match=AMnames[k];mk=k;i=match.length;}
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AMpreviousSymbol=AMcurrentSymbol;if(match!=""){AMcurrentSymbol=AMsymbols[mk].ttype;return AMsymbols[mk];}
AMcurrentSymbol=CONST;k=1;st=str.slice(0,1);if("0"<=st&&st<="9")tagst="mn";else tagst=(("A">st||st>"Z")&&("a">st||st>"z")?"mo":"mi");return{input:st,tag:tagst,output:st,ttype:CONST};}
var AMpreviousSymbol,AMcurrentSymbol;function AMparseSexpr(str){var symbol,node,result,result2,i,st,newFrag=document.createDocumentFragment();str=AMremoveCharsAndBlanks(str,0);symbol=AMgetSymbol(str);if(symbol==null||symbol.ttype==RIGHTBRACKET)
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return[AMcreateMmlNode(symbol.tag,document.createTextNode(symbol.output)),str,symbol.tag];case CONST:var output=symbol.output;if(isIE){if(symbol.input=="'")
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atval=symbol.ieval;symbol=AMgetSymbol(str);if(symbol==null)
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node.setAttribute("columnspacing","0.167em");node.setAttribute("columnalign","right center left");node.setAttribute("displaystyle","true");node=AMcreateMmlNode("mrow",node);return[node,result[1],null];}
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RootNode.appendChild(newFrag);EndDivNode.parentNode.removeChild(EndDivNode);AllDivs=TheBody.getElementsByTagName("DIV");for(i=AllDivs.length-1;i>=0;i--){EndDivClass=AllDivs[i].className.match(/end\w+/);if(EndDivClass!=null){ClassCount=0;EndDivClass=EndDivClass[0];DivClass=EndDivClass.substring(3,EndDivClass.length);EndDivNode=AllDivs[i];RootNode=EndDivNode.parentNode;break;}}}
var AllDivs=TheBody.getElementsByTagName("div");var DIV2LI=null;for(var i=0;i<AllDivs.length;i++){if(AllDivs[i].className=="itemize"||AllDivs[i].className=="enumerate"||AllDivs[i].className=="description"){if(AllDivs[i].className=="itemize"){RootNode=document.createElement("UL");}else{RootNode=document.createElement("OL");}
RootNode.className='LaTeXMathML';if(AllDivs[i].hasChildNodes()){AllDivs[i].removeChild(AllDivs[i].firstChild)};while(AllDivs[i].hasChildNodes()){if(AllDivs[i].firstChild.hasChildNodes()){DIV2LI=document.createElement("LI");while(AllDivs[i].firstChild.hasChildNodes()){DIV2LI.appendChild(AllDivs[i].firstChild.firstChild);}
if(DIV2LI.firstChild.className=="listitemmarker"){DIV2LI.style.listStyleType="none";}
RootNode.appendChild(DIV2LI)}
AllDivs[i].removeChild(AllDivs[i].firstChild);}
AllDivs[i].appendChild(RootNode);}}
var AllAnchors=TheBody.getElementsByTagName("a");for(var i=0;i<AllAnchors.length;i++){if(AllAnchors[i].className=="ref"||AllAnchors[i].className=="cite"){var label=AllAnchors[i].href.match(/\#(\w+)/);if(label!=null){var labelNode=document.getElementById(label[1]);if(labelNode!=null){var TheSpans=labelNode.getElementsByTagName("SPAN");if(TheSpans!=null){var refNode=TheSpans[0].cloneNode(true);refNode.style.display="inline"
refNode.className=AllAnchors[i].className;AllAnchors[i].appendChild(refNode);}}}}}
return TheBody;}
var AMbody;var AMnoMathML=false,AMtranslated=false;function translate(spanclassAM){if(!AMtranslated){AMtranslated=true;AMinitSymbols();var LaTeXContainers=[];var AllContainers=document.getElementsByTagName('*');var ExtendName="";for(var k=0,l=0;k<AllContainers.length;k++){ExtendName=" "+AllContainers[k].className+" ";if(ExtendName.match(/\sLaTeX\s/)!=null){LaTeXContainers[l]=AllContainers[k];l++;}};if(LaTeXContainers.length>0){for(var m=0;m<LaTeXContainers.length;m++){AMbody=LaTeXContainers[m];try{AMbody=LaTeXDivsAndRefs(LaTeXpreProcess(AMbody));}catch(err){alert("Unknown Error: Defaulting to Original LaTeXMathML");}
if(AMbody.tagName=="PRE"){var PreChilds=document.createDocumentFragment();var DivChilds=document.createElement("DIV");while(AMbody.hasChildNodes()){DivChilds.appendChild(AMbody.firstChild);}
PreChilds.appendChild(DivChilds);AMbody.parentNode.replaceChild(PreChilds,AMbody);AMbody=DivChilds;}
AMprocessNode(AMbody,false,spanclassAM);}}else{AMbody=document.getElementsByTagName("body")[0];try{AMbody=LaTeXDivsAndRefs(LaTeXpreProcess(AMbody));}catch(err){alert("Unknown Error: Defaulting to Original LaTeXMathML");}
AMprocessNode(AMbody,false,spanclassAM);}}}
if(isIE){document.write("<object id=\"mathplayer\" classid=\"clsid:32F66A20-7614-11D4-BD11-00104BD3F987\"></object>");document.write("<?import namespace=\"m\" implementation=\"#mathplayer\"?>");}
function generic()
{translate();};if(typeof window.addEventListener!='undefined')
{window.addEventListener('load',generic,false);}
else if(typeof document.addEventListener!='undefined')
{document.addEventListener('load',generic,false);}
else if(typeof window.attachEvent!='undefined')
{window.attachEvent('onload',generic);}
else
{if(typeof window.onload=='function')
{var existing=onload;window.onload=function()
{existing();generic();};}
else
{window.onload=generic;}}