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Merge branch 'issue776' into develop. Issue #776.

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This commit is contained in:
Davide P. Cervone 2014-08-24 09:55:41 -04:00
commit 2864aeed75
2 changed files with 16 additions and 2 deletions
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2
unpacked/extensions/TeX/AMSmath.js
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@ -266,7 +266,7 @@ MathJax.Hub.Register.StartupHook("TeX Jax Ready",function () {
var den = this.ParseArg(name); var den = this.ParseArg(name);
var frac = MML.mfrac(num,den); var frac = MML.mfrac(num,den);
if (thick !== "") {frac.linethickness = thick} if (thick !== "") {frac.linethickness = thick}
if (left || right) {frac = TEX.fenced(left,frac,right)} if (left || right) {frac = TEX.fixedFence(left,frac.With({texWithDelims:true}),right)}
if (style !== "") { if (style !== "") {
var STYLE = (["D","T","S","SS"])[style]; var STYLE = (["D","T","S","SS"])[style];
if (STYLE == null) if (STYLE == null)

16
unpacked/jax/input/TeX/jax.js
View File

@ -186,7 +186,7 @@
if (this.open || this.close) { if (this.open || this.close) {
mml.texClass = MML.TEXCLASS.INNER; mml.texClass = MML.TEXCLASS.INNER;
mml.texWithDelims = true; mml.texWithDelims = true;
mml = TEX.fenced(this.open,mml,this.close); mml = TEX.fixedFence(this.open,mml,this.close);
} }
return [STACKITEM.mml(mml), item]; return [STACKITEM.mml(mml), item];
} }
@ -2146,6 +2146,20 @@
if (close) {mrow.Append(MML.mo(close).With({fence:true, stretchy:true, texClass:MML.TEXCLASS.CLOSE}))} if (close) {mrow.Append(MML.mo(close).With({fence:true, stretchy:true, texClass:MML.TEXCLASS.CLOSE}))}
return mrow; return mrow;
}, },
/*
* Create an mrow that has \mathchoice using \bigg and \big for the delimiters
*/
fixedFence: function (open,mml,close) {
var mrow = MML.mrow().With({open:open, close:close, texClass:MML.TEXCLASS.INNER});
if (open) {mrow.Append(this.mathPalette(open,"l"))}
if (mml.type === "mrow") {mrow.Append.apply(mrow,mml.data)} else {mrow.Append(mml)}
if (close) {mrow.Append(this.mathPalette(close,"r"))}
return mrow;
},
mathPalette: function (fence,side) {
var D = '{\\bigg'+side+' '+fence+'}', T = '{\\big'+side+' '+fence+'}';
return TEX.Parse('\\mathchoice'+D+T+T+T).mml();
},
// //
// Combine adjacent <mo> elements that are relations // Combine adjacent <mo> elements that are relations