Merge branch 'issue359' into develop. Improves MathML rendering for mfenced and mlabeldtr elements.

This commit is contained in:
Davide P. Cervone 2013-04-29 15:57:29 -04:00
commit 0891402b88
6 changed files with 505 additions and 48 deletions

View File

@ -1,3 +1,6 @@
/* -*- Mode: Javascript; indent-tabs-mode:nil; js-indent-level: 2 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/*************************************************************
*
* MathJax/extensions/TeX/AMSmath.js
@ -22,7 +25,7 @@
*/
MathJax.Extension["TeX/AMSmath"] = {
version: "2.1",
version: "2.1.1",
number: 0, // current equation number
startNumber: 0, // current starting equation number (for when equation is restarted)
@ -252,7 +255,7 @@ MathJax.Hub.Register.StartupHook("TeX Jax Ready",function () {
var den = this.ParseArg(name);
var frac = MML.mfrac(num,den);
if (thick !== "") {frac.linethickness = thick}
if (left || right) {frac = MML.mfenced(frac).With({open: left, close: right})}
if (left || right) {frac = TEX.mfenced(left,frac,right)}
if (style !== "") {
var STYLE = (["D","T","S","SS"])[style];
if (STYLE == null) {TEX.Error("Bad math style for "+name)}

View File

@ -24,7 +24,7 @@
MathJax.InputJax.MathML = MathJax.InputJax({
id: "MathML",
version: "2.1",
version: "2.1.1",
directory: MathJax.InputJax.directory + "/MathML",
extensionDir: MathJax.InputJax.extensionDir + "/MathML",
entityDir: MathJax.InputJax.directory + "/MathML/entities",

View File

@ -1,5 +1,6 @@
/* -*- Mode: Javascript; indent-tabs-mode:nil; js-indent-level: 2 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/*************************************************************
*
* MathJax/jax/input/MathML/jax.js
@ -151,6 +152,14 @@
{mml.Append.apply(mml,cmml.data); cmml.data = []}
}
}
if (mml.type === "mrow" && mml.data.length >= 2) {
var first = mml.data[0], last = mml.data[mml.data.length-1];
if (first.type === "mo" && first.Get("fence") &&
last.type === "mo" && last.Get("fence")) {
if (first.data[0]) {mml.open = first.data.join("")}
if (last.data[0]) {mml.close = last.data.join("")}
}
}
},
//

View File

@ -1,3 +1,6 @@
/* -*- Mode: Javascript; indent-tabs-mode:nil; js-indent-level: 2 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/*************************************************************
*
* MathJax/jax/input/TeX/jax.js
@ -175,7 +178,7 @@
if (this.open || this.close) {
mml.texClass = MML.TEXCLASS.INNER;
mml.texWithDelims = true;
mml = MML.mfenced(mml).With({open: this.open, close: this.close});
mml = TEX.mfenced(this.open,mml,this.close);
}
return [STACKITEM.mml(mml), item];
}
@ -188,10 +191,8 @@
type: "left", isOpen: true, delim: '(',
stopError: "Extra \\left or missing \\right",
checkItem: function (item) {
if (item.type === "right") {
var mml = MML.mfenced(this.data.length === 1 ? this.data[0] : MML.mrow.apply(MML,this.data));
return STACKITEM.mml(mml.With({open: this.delim, close: item.delim}));
}
if (item.type === "right")
{return STACKITEM.mml(TEX.mfenced(this.delim,this.mmlData(),item.delim))}
return this.SUPER(arguments).checkItem.call(this,item);
}
});
@ -266,9 +267,7 @@
if ((this.arraydef.columnlines||"none") != "none" ||
(this.arraydef.rowlines||"none") != "none") {mml.padding = 0} // HTML-CSS jax implements this
}
if (this.open || this.close) {
mml = MML.mfenced(mml).With({open: this.open, close: this.close});
}
if (this.open || this.close) {mml = TEX.mfenced(this.open,mml,this.close)}
mml = STACKITEM.mml(mml);
if (this.requireClose) {
if (item.type === 'close') {return mml}
@ -1052,7 +1051,7 @@
return this.stack.Top().data[0];
},
mmlToken: function (token) {return token}, // used by boldsymbol extension
/************************************************************************/
/*
* Handle various token classes
@ -2054,6 +2053,18 @@
TEXDEF.macros[name].isUser = true;
},
/*
* Create an mrow that represents the equivalent of an mfenced
*/
mfenced: function (open,mml,close) {
var mrow = MML.mrow();
mrow.open = open; mrow.close = close;
if (open) {mrow.Append(MML.mo(open).With({fence:true, texClass:MML.TEXCLASS.OPEN}))}
if (mml.type === "mrow") {mrow.Append.apply(mrow,mml.data)} else {mrow.Append(mml)}
if (close) {mrow.Append(MML.mo(close).With({fence:true, texClass:MML.TEXCLASS.CLOSE}))}
return mrow;
},
//
// Combine adjacent <mo> elements that are relations
// (since MathML treats the spacing very differently)

View File

@ -24,7 +24,7 @@
MathJax.OutputJax.NativeMML = MathJax.OutputJax({
id: "NativeMML",
version: "2.1.1",
version: "2.1.2",
directory: MathJax.OutputJax.directory + "/NativeMML",
extensionDir: MathJax.OutputJax.extensionDir + "/NativeMML",

View File

@ -1,3 +1,6 @@
/* -*- Mode: Javascript; indent-tabs-mode:nil; js-indent-level: 2 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/*************************************************************
*
* MathJax/jax/output/NativeMML/jax.js
@ -29,6 +32,54 @@
HUB.Register.StartupHook("MathZoom Ready",function () {ZOOM = MathJax.Extension.MathZoom});
var NOPADDING = function (side,obj) {
var span = HTML.Element("span"); side = "padding"+side;
if (obj) {
span.style.cssText = (obj.getAttribute("style")||"");
if (span.style.padding === "" && (span.style[side]||"") === "") {
span.style[side] = "0px"; obj.setAttribute("style",span.style.cssText)
}
}
};
var CELLSPACING = function (obj,rowSpacing,columnSpacing) {
//
// Webkit default padding on mtd cells is simply
//
// mtd {padding: 0.5ex;}
//
// Gecko default padding on mtd cells is
//
// mtd {padding-right: 0.4em;
// padding-left: 0.4em;
// padding-bottom: 0.5ex;
// padding-top: 0.5ex;}
// mtr:first-child > mtd {padding-top: 0ex;}
// mtr:last-child > mtd {padding-bottom: 0ex;}
// mtd:first-child {padding-left: 0em;}
// mtd:last-child {padding-right: 0em;}
//
// that is the columnspacing/rowspacing is split into two adjacent cells,
// and the periphery of boundary cells is set to zero.
//
// Here, we will set the left/top padding of each cell to
// rowSpacing/columnSpacing (or 0px for the leftmost/topmost cells) and
// reset the right/bottom padding to zero.
//
if (obj) {
var span = HTML.Element("span");
span.style.cssText = (obj.getAttribute("style")||"");
if (span.style.padding === "") {
var padding = { paddingLeft: columnSpacing, paddingTop: rowSpacing,
paddingRight: "0px", paddingBottom: "0px" };
for (var side in padding) {if (padding.hasOwnProperty(side)) {
if ((span.style[side]||"") === "") {span.style[side] = padding[side];}
}}
}
obj.setAttribute("style",span.style.cssText);
}
};
nMML.Augment({
//
// User can configure styles
@ -80,7 +131,7 @@
if (HUB.config.displayAlign !== "center") {
var align = HUB.config.displayAlign, indent = HUB.config.displayIndent;
var def = {"text-align": align+"!important"}; def["margin-"+align] = indent+"!important";
MathJax.Hub.Insert(this.config.styles,{
HUB.Insert(this.config.styles,{
"div.MathJax_MathML": def,
"div.MathJax_MathML math": {"text-align": align},
"div.MathJax_MathContainer > span": {"text-align": align+"!important"}
@ -272,8 +323,10 @@
postTranslate: function (state) {
if (this.forceReflow) {
//
// Firefox messes up some mtable's when they are dynamically created
// but gets them right on a reflow, so force reflow by toggling a stylesheet
//
var sheet = (document.styleSheets||[])[0]||{};
sheet.disabled = true; sheet.disabled = false;
}
@ -330,8 +383,10 @@
if (nMML[type] && nMML[type](event,this) === false) {return false}
if (ZOOM && ZOOM.HandleEvent(event,type,this) === false) {return false}
if (event.srcElement.className === "MathJax_MathPlayer_Overlay" && this.msieMath.fireEvent) {
// for now, ignore all other events. This will disable MathPlayer's zoom
// feature, but also its <maction> support.
//
// For now, ignore all other events. This will disable MathPlayer's zoom
// feature, but also its <maction> support.
//
if (type === "ContextMenu" || type === "Mouseover" || type === "Mouseout")
{this.msieMath.fireEvent("on"+event.type,event)}
}
@ -470,7 +525,32 @@
if (this.data[i]) {this.data[i].toNativeMML(parent)}
else {parent.appendChild(this.NativeMMLelement("mrow"))}
}
} else {
} else if (nMML.stretchyMoBug && (this.open || this.close)) {
//
// This element contains opening and/or closing fences. Opera is not
// able to stretch <mo> operators, so let's use an <mfenced> element
// instead.
//
var mfenced = this.NativeMMLelement("mfenced");
this.NativeMMLattributes(mfenced);
var i = 0, m = this.data.length;
if (this.open) { mfenced.setAttribute("open", this.open); i++; }
if (this.close) { mfenced.setAttribute("close", this.close); m--; }
var tag = mfenced;
if (m - i + 1 > 1) {
//
// If there are several children, put them in an <mrow>
//
tag = this.NativeMMLelement("mrow");
parent.appendChild(mfenced);
parent = mfenced;
}
for (; i < m; i++) {
if (this.data[i]) {this.data[i].toNativeMML(tag)}
else {tag.appendChild(this.NativeMMLelement("mrow"))}
}
parent.appendChild(tag);
} else {
this.SUPER(arguments).toNativeMML.call(this,parent);
}
}
@ -512,39 +592,239 @@
}
});
if (HUB.Browser.isFirefox) {
if (!HUB.Browser.versionAtLeast("13.0")) {
MML.mtable.Augment({
toNativeMML: function (parent) {
if (!isMSIE) {
var SPLIT = MathJax.Hub.SplitList;
MML.mtable.Augment({
toNativeMML: function (parent) {
var i, m;
if (nMML.tableSpacingBug) {
//
// Firefox < 13 doesn't handle width, so put it in styles instead
// Parse the rowspacing/columnspacing. For convenience, we convert
// them to a left/top padding value that will be applied to each
// cell. The leftmost/topmost cells will use "0px".
//
if (this.width) {
var styles = (this.style||"").replace(/;\s*$/,"").split(";");
if (styles[0] === "") {styles.shift()}
styles.push("width:"+this.width);
this.style = styles.join(";");
var values = this.getValues("rowspacing", "columnspacing");
this.nMMLtopPadding = SPLIT("0px "+values.rowspacing);
this.nMMLleftPadding = SPLIT("0px "+values.columnspacing);
//
// Transmit the top padding to each row.
// If this.parent.nMML.topPadding does not contain enough value,
// repeat the last one.
//
var tp = this.nMMLtopPadding, M = tp.length;
for (i = 0, m = this.data.length; i < m; i++) {
if (this.data[i])
{this.data[i].nMMLtopPadding = tp[i < M ? i : M-1]}
}
this.SUPER(arguments).toNativeMML.call(this,parent);
}
});
}
if (!HUB.Browser.versionAtLeast("9.0")) {
MML.mlabeledtr.Augment({
toNativeMML: function (parent) {
if (nMML.tableLabelBug) {
//
// FF doesn't handle mlabeledtr, so remove the label
// Look for labeled rows so we know how to handle them
//
var tag = this.NativeMMLelement("mtr");
this.NativeMMLattributes(tag);
for (var i = 1, m = this.data.length; i < m; i++) {
if (this.data[i]) {this.data[i].toNativeMML(tag)}
else {tag.appendChild(this.NativeMMLelement("mrow"))}
for (i = 0, m = this.data.length; i < m; i++) {
if (this.data[i] && this.data[i].isa(MML.mlabeledtr)) {
var align = HUB.config.displayAlign.charAt(0),
side = this.Get("side").charAt(0);
this.nMMLhasLabels = true;
this.nMMLlaMatch = (align === side);
this.nMMLforceWidth =
(align === "c" || !!((this.width||"").match("%")));
break;
}
}
parent.appendChild(tag);
}
});
}
//
// Firefox < 13 doesn't handle width, so put it in styles instead
//
if (this.width && this.ffTableWidthBug) {
var styles = (this.style||"").replace(/;\s*$/,"").split(";");
if (styles[0] === "") {styles.shift()}
styles.push("width:"+this.width);
this.style = styles.join(";");
}
this.SUPER(arguments).toNativeMML.call(this,parent);
//
if (this.nMMLhasLabels) {
var mtable = parent.firstChild;
//
// Add column attributes on the left when extra columns where inserted
//
if (this.nMMLforceWidth || side !== "r") {
var n = (align !== "l" ? 1 : 0) + (side === "l" ? 1 : 0);
if (n) {
var attr = {columnalign:"left", columnwidth:"auto",
columnspacing:"0px", columnlines:"none"};
for (var id in attr) {if (attr.hasOwnProperty(id) && this[id]) {
var cols = [attr[id],attr[id]].slice(2-n).join(" ")+" ";
mtable.setAttribute(id,cols+mtable.getAttribute(id));
}}
}
}
//
// Force the table width to 100% when needed
//
if (this.nMMLforceWidth || !this.nMMLlaMatch)
{mtable.setAttribute("width","100%")}
}
}
});
MML.mtr.Augment({
toNativeMML: function (parent) {
this.SUPER(arguments).toNativeMML.call(this,parent);
var mtr = parent.lastChild;
if (nMML.tableSpacingBug) {
//
// Set the row/column spacing. If this.parent.nMMLleftPadding does
// not contain enough value, repeat the last one.
//
var lp = this.parent.nMMLleftPadding, M = lp.length;
for (var mtd = mtr.firstChild, i = 0; mtd; mtd = mtd.nextSibling, i++) {
CELLSPACING(mtd,this.nMMLtopPadding,lp[i < M ? i : M-1]);
}
}
if (nMML.tableLabelBug) {
var forceWidth = this.parent.nMMLforceWidth,
side = this.parent.Get("side").charAt(0),
align = HUB.config.displayAlign.charAt(0);
if (this.parent.nMMLhasLabels && mtr.firstChild) {
//
// If we add a label or padding column on the left of mlabeledtr,
// mirror that here and remove padding from first table mtd
// so the spacing is consistent with unlabeled equations
//
if (forceWidth || side !== "r") {
NOPADDING("Left",mtr.firstChild);
if (align !== "l") {
mtr.insertBefore(this.NativeMMLelement("mtd"),mtr.firstChild)
.setAttribute("style","padding:0");
}
if (side === "l") {
mtr.insertBefore(this.NativeMMLelement("mtd"),mtr.firstChild)
.setAttribute("style","padding:0");
}
}
//
// If columns were added on the right, remove mtd padding
// so that spacing is consistent with unlabled equations
//
if (forceWidth || side !== "l") {NOPADDING("Right",mtr.lastChild)}
}
}
}
});
MML.mlabeledtr.Augment({
toNativeMML: function (parent) {
var mtr = this.NativeMMLelement("mtr");
this.NativeMMLattributes(mtr);
//
// Add row data
//
for (var i = 1, m = this.data.length; i < m; i++) {
if (this.data[i]) {this.data[i].toNativeMML(mtr)}
else {mtr.appendChild(this.NativeMMLelement("mtd"))}
}
if (nMML.tableSpacingBug) {
//
// Set the row/column spacing. If this.parent.nMMLleftPadding does
// not contain enough value, repeat the last one.
//
var lp = this.parent.nMMLleftPadding, M = lp.length;
for (var mtd = mtr.firstChild, i = 0; mtd; mtd = mtd.nextSibling, i++) {
CELLSPACING(mtd,this.nMMLtopPadding,lp[i < M ? i : M-1]);
}
}
if (nMML.tableLabelBug) {
var side = this.parent.Get("side").charAt(0),
align = HUB.config.displayAlign.charAt(0),
indent = HUB.config.displayIndent;
//
// Create label and either set the column width (if label is on the
// same side as the alignment), or use mpadded to hide the label
// width
//
this.data[0].toNativeMML(mtr);
var label = mtr.lastChild, pad = label;
if (side === align) {
label.setAttribute("style","width:"+indent);
label.setAttribute("columnalign",HUB.config.displayAlign);
} else {
pad = this.NativeMMLelement("mpadded");
pad.setAttribute("style","width:0");
pad.setAttribute("width","0px");
pad.appendChild(label.firstChild);
label.appendChild(pad);
}
NOPADDING("",label); mtr.removeChild(label);
//
// Get spacing to use for separation of label from main table
//
var width = 100, forceWidth = this.parent.nMMLforceWidth;
if ((this.parent.width||"").match(/%/)) {
width -= parseFloat(this.parent.width)
};
var w = width;
//
// Add spacing (and possibly label) at the left if needed
//
if (forceWidth || side !== "r") {
NOPADDING("Left",mtr.firstChild);
if (align !== "l") {
if (align === "c") {w /= 2}; width -= w;
mtr.insertBefore(this.NativeMMLelement("mtd"),mtr.firstChild)
.setAttribute("style","padding:0;width:"+w+"%");
}
if (side === "l") {mtr.insertBefore(label,mtr.firstChild)}
}
//
// Add spacing (and possibly label) at the right if needed
//
if (forceWidth || side !== "l") {
NOPADDING("Right",mtr.lastChild);
if (align !== "r") {
mtr.appendChild(this.NativeMMLelement("mtd"))
.setAttribute("style","padding:0;width:"+width+"%");
}
if (side === "r") {
if (side !== align) {pad.setAttribute("lspace","-1width")}
mtr.appendChild(label);
}
}
}
//
// Add row to table
//
parent.appendChild(mtr);
}
});
MML.mtd.Augment({
toNativeMML: function (parent) {
var tag = parent.appendChild(this.NativeMMLelement(this.type));
this.NativeMMLattributes(tag);
if (nMML.widthBug) {tag = tag.appendChild(this.NativeMMLelement("mrow"))}
for (var i = 0, m = this.data.length; i < m; i++) {
if (this.data[i]) {this.data[i].toNativeMML(tag)}
else {tag.appendChild(this.NativeMMLelement("mrow"))}
}
}
});
MML.mspace.Augment({
toNativeMML: function (parent) {
this.SUPER(arguments).toNativeMML.call(this,parent);
if (nMML.spaceWidthBug && this.width) {
var mspace = parent.lastChild;
var width = mspace.getAttribute("width");
var style = mspace.getAttribute("style") || "";
if (style != "") {style += ";"}
mspace.setAttribute("style",style+"width:"+width);
}
}
});
var fontDir = MathJax.Ajax.fileURL(MathJax.OutputJax.fontDir+"/HTML-CSS/TeX/otf");
@ -599,18 +879,47 @@
}
MML.math.Augment({
//
// Some browsers don't seem to add the xmlns attribute, so do it by hand.
//
toNativeMML: function (parent) {
var tag = this.NativeMMLelement(this.type), math = tag;
//
// Some browsers don't seem to add the xmlns attribute, so do it by hand.
//
tag.setAttribute("xmlns",nMML.MMLnamespace);
this.NativeMMLattributes(tag);
//
// Use an extra <mrow> in FF so that we can get the correct width
// (the math element doesn't always have an accurate one, see below)
//
if (nMML.widthBug) {tag = tag.appendChild(this.NativeMMLelement("mrow"))}
//
// Add the children
//
for (var i = 0, m = this.data.length; i < m; i++) {
if (this.data[i]) {this.data[i].toNativeMML(tag)}
else {tag.appendChild(this.NativeMMLelement("mrow"))}
}
//
// Look for a top-level mtable and if it has labels
// Make sure the containers have 100% width, when needed
// If the label is on the same side as alignment,
// override the margin set by the stylesheet.
//
var mtable = ((this.data[0]||[]).data[0]||{});
if (mtable.nMMLhasLabels) {
if (mtable.nMMLforceWidth || !mtable.nMMLlaMatch) {
tag.setAttribute("style","width:100%")
parent.style.width = parent.parentNode.style.width="100%";
};
if (mtable.nMMLlaMatch) {
if (parent.parentNode.parentNode.nodeName.toLowerCase() === "div") {
parent.parentNode.parentNode.style
.setProperty("margin-"+HUB.config.displayAlign,"0px","important");
}
}
}
//
// Add the math to the page
//
parent.appendChild(math);
//
// Firefox can't seem to get the width of <math> elements right, so
@ -618,7 +927,7 @@
// parent element to match. Even if we set the <math> width properly,
// it doesn't seem to propagate up to the <span> correctly.
//
if (nMML.widthBug) {
if (nMML.widthBug && !mtable.nMMLforceWidth && mtable.nMMLlaMatch) {
//
// Convert size to ex's so that it scales properly if the print media
// has a different font size.
@ -628,6 +937,108 @@
}
});
MML.mfenced.Augment({
toNativeMML: function (parent) {
if (!nMML.mfencedBug) {
this.SUPER(arguments).toNativeMML.call(this,parent);
return;
}
//
// Some browsers do not handle <mfenced> very well. The MathML spec
// suggests this equivalent construction instead, so let's use it:
// <mrow> open, child1, sep1, child2, ... sep(N-1), childN, close</mrow>
// Opera is a bit special: it does not support stretchy <mo>, does not
// parse mfenced@open/mfenced@close very well, does not support
// mfenced@separators and only displays the first child of the <mfenced>
// element... For this browser, we will use this construction:
// <mfenced open="open" close="close">
// <mrow>child1, sep1, child2, sep2, ..., sep(N-1), childN</mrow>
// </mfenced>
//
var isOpera = HUB.Browser.isOpera;
var i, m, operator;
//
// parse the open, close and separators attributes.
//
var values = this.getValues("open","close","separators");
values.open = values.open.replace(/^\s+/,"").replace(/\s+$/,"");
values.close = values.close.replace(/^\s+/,"").replace(/\s+$/,"");
values.separators = values.separators.replace(/\s+/g,"").split("");
if (values.separators.length == 0) {
//
// No separators specified, do not use separators at all.
//
values.separators = null;
} else if (values.separators.length < this.data.length-1) {
//
// There are not enough separators, repeat the last one.
//
var s = values.separators[values.separators.length-1];
for (i = this.data.length-1-values.separators.length; i > 0; i--)
{values.separators.push(s)}
}
//
// Create an <mrow> container and attach the attributes of the
// <mfenced> element to it. Note: removeAttribute does not raise any
// exception when the attributes is absent.
//
var tag = this.NativeMMLelement(isOpera ? this.type : "mrow");
this.NativeMMLattributes(tag);
tag.removeAttribute("separators");
if (isOpera) {
tag.setAttribute("open", values.open);
tag.setAttribute("close", values.close);
if (this.data.length > 1) {
parent.appendChild(tag); parent = tag;
tag = this.NativeMMLelement("mrow");
}
} else {
tag.removeAttribute("open");
tag.removeAttribute("close");
}
if (!isOpera) {
//
// Append the opening fence
//
operator = this.NativeMMLelement("mo");
operator.setAttribute("fence", "true");
operator.textContent = values.open;
tag.appendChild(operator);
}
//
// Append the content of the <mfenced>
//
for (i = 0, m = this.data.length; i < m; i++) {
if (values.separators && i > 0) {
operator = this.NativeMMLelement("mo");
operator.setAttribute("separator", "true");
operator.textContent = values.separators[i-1];
tag.appendChild(operator);
}
if (this.data[i]) {this.data[i].toNativeMML(tag)}
else {tag.appendChild(this.NativeMMLelement("mrow"))}
}
if (!isOpera) {
//
// Append the closing fence
//
operator = this.NativeMMLelement("mo");
operator.setAttribute("fence", "true");
operator.textContent = values.close;
tag.appendChild(operator);
}
// finally, append the new element to the parent.
parent.appendChild(tag);
}
});
MML.TeXAtom.Augment({
//
// Convert TeXatom to an mrow
@ -698,10 +1109,33 @@
},
Opera: function (browser) {
nMML.operaPositionBug = true;
nMML.stretchyMoBug = true;
nMML.tableLabelBug = true;
nMML.mfencedBug = true;
},
Firefox: function (browser) {
nMML.forceReflow = true;
nMML.widthBug = true;
nMML.ffTableWidthBug = !browser.versionAtLeast("13.0"); // <mtable width="xx"> not implemented
nMML.forceReflow = true; // <mtable> with alignments set don't display properly without a reflow
nMML.widthBug = true; // <math> elements don't always get the correct width
// In Firefox < 20, the intrinsic width of <mspace> is not computed
// correctly and thus the element is displayed incorrectly in <mtable>.
nMML.spaceWidthBug = !browser.versionAtLeast("20.0");
nMML.tableSpacingBug = true; // mtable@rowspacing/mtable@columnspacing not
// supported.
nMML.tableLabelBug = true; // mlabeledtr is not implemented.
nMML.mfencedBug = true; // mfenced not displayed correctly
},
Chrome: function (browser) {
nMML.tableSpacingBug = true;
nMML.tableLabelBug = true;
nMML.mfencedBug = true;
},
Safari: function (browser) {
nMML.tableSpacingBug = true;
nMML.tableLabelBug = true;
nMML.mfencedBug = true;
}
});