From 11011d7c373c655830053b155eeaf632c2658ac7 Mon Sep 17 00:00:00 2001 From: Yuchen Pei Date: Thu, 24 Jun 2021 17:50:34 +1000 Subject: Updated. - added mathjax (freed) - added rss.py - updated publish.el - etc. --- js/mathjax/jax/output/NativeMML/jax.js | 1433 ++++++++++++++++++++++++++++++++ 1 file changed, 1433 insertions(+) create mode 100644 js/mathjax/jax/output/NativeMML/jax.js (limited to 'js/mathjax/jax/output/NativeMML/jax.js') diff --git a/js/mathjax/jax/output/NativeMML/jax.js b/js/mathjax/jax/output/NativeMML/jax.js new file mode 100644 index 0000000..75da9f5 --- /dev/null +++ b/js/mathjax/jax/output/NativeMML/jax.js @@ -0,0 +1,1433 @@ +// @license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7dn=apache-2.0.txt Apache-2.0 +/* -*- 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 + * + * Implements the NativeMML OutputJax that displays mathematics + * using a browser's native MathML capabilities (if any). + * + * --------------------------------------------------------------------- + * + * Copyright (c) 2010-2020 The MathJax Consortium + * + * 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. + */ + +(function (nMML,HUB,AJAX,HTML) { + var MML, isMSIE = HUB.Browser.isMSIE; + + var EVENT, TOUCH, HOVER, ZOOM; // filled in later + + 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 + // + config: { + styles: { + ".MathJax_MathML": { + "font-style": "normal", + "font-weight": "normal", + "line-height": "normal", + "font-size": "100%", + "font-size-adjust":"none", + "text-indent": 0, + "text-align": "left", + "text-transform": "none", + "letter-spacing": "normal", + "word-spacing": "normal", + "word-wrap": "normal", + "white-space": "nowrap", + "float": "none", + "direction": "ltr", + "max-width": "none", "max-height": "none", + "min-width": 0, "min-height": 0, + border: 0, padding: 0, margin: 0 + }, + + "span.MathJax_MathML": { + display: "inline!important" + }, + + "div.MathJax_MathML": { + display: "block!important" + }, + + ".MathJax_mmlExBox": { + display:"block!important", overflow:"hidden", + height:"1px", width:"60ex", + "min-height": 0, "max-height":"none", + padding:0, border: 0, margin: 0 + } + } + }, + handlesVariants: false, // true if native support for mathvariants + settings: HUB.config.menuSettings, + ex: 1, scale: 1, // filled in later + adjustWidths: [], // array of elements to have their widths adjusted + + Config: function () { + this.SUPER(arguments).Config.call(this); + if (this.settings.scale) {this.config.scale = this.settings.scale} + // + // Insert styling to take account of displayAlign and displayIndent + // + 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"; + HUB.Insert(this.config.styles,{ + "div.MathJax_MathML": def, + "div.MathJax_MathML math": {"text-align": align}, + "div.MathJax_MathContainer > span": {"text-align": align+"!important"} + }); + } + if (!this.require) {this.require = []} + this.require.push(MathJax.OutputJax.extensionDir+"/MathEvents.js"); + }, + Startup: function () { + // Set up event handling + EVENT = MathJax.Extension.MathEvents.Event; + TOUCH = MathJax.Extension.MathEvents.Touch; + HOVER = MathJax.Extension.MathEvents.Hover; + this.ContextMenu = EVENT.ContextMenu; + this.Mousedown = EVENT.AltContextMenu; + this.Mouseover = HOVER.Mouseover; + this.Mouseout = HOVER.Mouseout; + this.Mousemove = HOVER.Mousemove; + + if (!HUB.Browser.hasMathPlayer) { + // Used in preTranslate to get scaling factors + this.EmExSpan = HTML.Element("span", + {style:{position:"absolute","font-size-adjust":"none"}}, + [ + ["div",{className:"MathJax_mmlExBox"}], + ["span",{className:"MathJax_MathML"}] + ] + ); + MML.math(MML.mspace().With({width:"60ex"})).toNativeMML(this.EmExSpan.lastChild); + } + + // Set up styles + return AJAX.Styles(this.config.styles); + }, + // + // Set up MathPlayer for IE on the first time through. + // Get the ex and em sizes. + // + InitializeMML: function () { + this.initialized = true; + if (HUB.Browser.hasMathPlayer) { + try { + // + // Insert data needed to use MathPlayer for MathML output + // + if (!HUB.Browser.mpNamespace) { + var mathplayer = document.createElement("object"); + mathplayer.id = "mathplayer"; mathplayer.classid = "clsid:32F66A20-7614-11D4-BD11-00104BD3F987"; + document.getElementsByTagName("head")[0].appendChild(mathplayer); + document.namespaces.add("m","http://www.w3.org/1998/Math/MathML"); + HUB.Browser.mpNamespace = true; + } + if (!HUB.Browser.mpImported) { + document.namespaces.m.doImport("#mathplayer"); + HUB.Browser.mpImported = true; + } + } catch (err) { + // + // If that fails, give an alert about security settings + // + if (!this.config.noMathPlayerWarning) { + alert(MathJax.Localization._(["MathML", "MathPlayer"], + "MathJax was not able to set up MathPlayer.\n\n"+ + "If MathPlayer is not installed, you need to install it first.\n"+ + "Otherwise, your security settings may be preventing ActiveX \n"+ + "controls from running. Use the Internet Options item under\n"+ + "the Tools menu and select the Security tab, then press the\n"+ + "Custom Level button. Check that the settings for\n"+ + "'Run ActiveX Controls', and 'Binary and script behaviors'\n"+ + "are enabled.\n\n"+ + "Currently you will see error messages rather than\n"+ + "typeset mathematics.")); + } + } + } else { + // + // Get the default sizes (need styles in place to do this) + // + document.body.appendChild(this.EmExSpan); + this.defaultEx = this.EmExSpan.firstChild.offsetWidth/60; + this.defaultMEx = this.EmExSpan.lastChild.offsetWidth/60; + document.body.removeChild(this.EmExSpan); + } + }, + + preTranslate: function (state) { + var scripts = state.jax[this.id], i, m = scripts.length, + script, prev, span, test, math, jax, ex, mex, scale; + for (i = 0; i < m; i++) { + script = scripts[i]; if (!script.parentNode) continue; + if (!this.initialized) {this.InitializeMML()} + // + // Remove any existing output + // + prev = script.previousSibling; + if (prev && prev.className === "MathJax_MathML") {prev.parentNode.removeChild(prev)} + // + // Add the MathJax span + // + jax = script.MathJax.elementJax; if (!jax) continue; + math = jax.root; jax.NativeMML = {}; + var type = (math.Get("display") === "block" ? "div" : "span"); + span = HTML.Element(type,{ + className: "MathJax_MathML", id:jax.inputID+"-Frame" + },[["span",{ + className:"MathJax_MathContainer", isMathJax: true, jaxID:this.id, + style:{position:"relative", display:"inline-block", "white-space":"nowrap"} + }, [["span",{isMathJax:true, style:{display:"inline-block"}}]] // for Firefox hover and zoom + ]]); + script.parentNode.insertBefore(span,script); + // + // Add the test span for determining scales + // + if (!isMSIE) {script.parentNode.insertBefore(this.EmExSpan.cloneNode(true),script)} + } + // + // Determine the scaling factors for each script + // (this only requires one reflow rather than a reflow for each equation) + // + for (i = 0; i < m; i++) { + script = scripts[i]; if (!script.parentNode) continue; + jax = script.MathJax.elementJax; if (!jax) continue; + if (!isMSIE) { + test = script.previousSibling; + ex = test.firstChild.offsetWidth/60; + mex = test.lastChild.offsetWidth/60; + if (ex === 0 || ex === "NaN") {ex = this.defaultEx; mex = this.defaultMEx} + scale = (this.config.matchFontHeight && mex > 1 ? ex/mex : 1); + scale = Math.floor(Math.max(this.config.minScaleAdjust/100,scale) * this.config.scale); + jax.NativeMML.ex = ex; jax.NativeMML.mex = mex; + } else {scale = 100} + jax.NativeMML.fontSize = scale+"%"; + jax.NativeMML.scale = scale/100; + } + // + // Remove the test spans used for determining scales + // + if (!isMSIE) { + for (i = 0; i < m; i++) { + script = scripts[i]; + if (script.parentNode && script.MathJax.elementJax) { + script.parentNode.removeChild(script.previousSibling); + } + } + } + }, + + // + // Add a SPAN to use as a container, and render the math into it + // + Translate: function (script) { + if (!script.parentNode) return; + // + // Get the jax and the container and set the size + // + var jax = script.MathJax.elementJax, math = jax.root; + var span = document.getElementById(jax.inputID+"-Frame"); if (!span) return; + var container = span.firstChild, mspan = container.firstChild; + this.ex = jax.NativeMML.ex || this.defaultEx; + this.scale = jax.NativeMML.scale || 1; + if (this.scale !== 1) {span.style.fontSize = jax.NativeMML.fontSize} + // + // Convert to MathML (if restarted, remove any partial math) + // + try {math.toNativeMML(mspan,jax)} catch (err) { + if (err.restart) {while (mspan.firstChild) {mspan.removeChild(mspan.firstChild)}} + throw err; + } + // + // Add event handlers + // + if (isMSIE) { + if (container.addEventListener) { + for (var id in this.MSIE9events) {if (this.MSIE9events.hasOwnProperty(id)) { + container.addEventListener(id,this.MSIE9event,true); + }} + } else { + var config = (this.config.showMathMenuMSIE != null ? this : HUB).config; + if (config.showMathMenuMSIE && !this.settings.mpContext && !this.settings.mpMouse) + {this.MSIEoverlay(container)} else + {container.style.position = ""; mspan.firstChild.onmousedown = this.MSIEaltMenu} + } + } else { + container.oncontextmenu = EVENT.Menu; + container.onmouseover = EVENT.Mouseover; + container.onmouseout = EVENT.Mouseout; + container.onmousedown = EVENT.Mousedown; + container.onclick = EVENT.Click; + container.ondblclick = EVENT.DblClick; + // Added for keyboard accessible menu. + container.onkeydown = EVENT.Keydown; + container.tabIndex = HUB.getTabOrder(jax); + if (HUB.Browser.noContextMenu) { + container.ontouchstart = TOUCH.start; + container.ontouchend = TOUCH.end; + } + } + }, + + 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; + } + }, + + // + // Remove MathML preceding the script + // + Remove: function (jax) { + var span = jax.SourceElement(); if (!span) return; + span = span.previousSibling; if (!span) return; + if (span.className.match(/MathJax_MathML/)) {span.parentNode.removeChild(span)} + }, + // + // The namespace to use for MML + // + MMLnamespace: "http://www.w3.org/1998/Math/MathML", + + isFullWidth: function (node) { + if (!node) return; + var width = node.getAttribute("width") || + (String(node.getAttribute("style")).match(/(?:^| )width: *([^; ]*)/)||[])[1]; + if (width) return !!width.match(/%/); + if (node.nodeName.match(/^(semantics|math|mstyle)$/)) { + width = this.isFullWidth(node.firstChild); + } else if (node.nodeName.toLowerCase() === "mrow") { + for (var i = 0, m = node.childNodes.length; i < m && !width; i++) + width = this.isFullWidth(node.childNodes[i]); + } + if (width) { + var style = "width:100%; "+(node.getAttribute("style")||""); + node.setAttribute("style",style.replace(/ +$/,"")); + } + return width; + }, + + // + // For MSIE, we must overlay the MathPlayer object to trap the events + // (since they can't be cancelled when the events are on the tag + // itself). The events we DON'T want are transferred to the math element, + // and the others are handled directly. + // + MSIEoverlay: function (span) { + var math = span.firstChild; + if (math.nodeName.toLowerCase() === "span") {math = math.firstChild} + var bbox = this.getHoverBBox(null,math,{}); + HTML.addElement(span,"span",{ + style:{display:"inline-block", width:0, height:0, position:"relative"} + },[["span",{isMathJax: true, className: "MathJax_MathPlayer_Overlay", + style:{ + display:"inline-block", position:"absolute", + left:HOVER.Px(-bbox.w), top:HOVER.Px(-bbox.h-(bbox.y||0)-1), + width:HOVER.Px(bbox.w), height:HOVER.Px(bbox.h+bbox.d), cursor:"pointer", + "background-color":"white", filter:"alpha(opacity=0)" + } + }]]); + HUB.Insert(span,{ + msieMath: math, + onmousedown: this.MSIEevent, oncontextmenu: this.MSIEevent, onclick: this.MSIEevent, + onmouseup: this.MSIEevent, onmousemove: this.MSIEevent, ondblclick: this.MSIEevent, + onmouseover: this.MSIEevent, onmouseout: this.MSIEevent + }); + }, + MSIEevents: { + mousedown:"Mousedown", contextmenu:"ContextMenu", click:"Click", + mouseup:"Mouseup", mousemove:"Mousemove", dblclick: "DblClick", + mouseover:"Mouseover", mouseout:"Mouseout" + }, + MSIEevent: function () { + var event = window.event; + var type = nMML.MSIEevents[event.type]; + 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 support. + // + if (type === "ContextMenu" || type === "Mouseover" || type === "Mouseout") + {this.msieMath.fireEvent("on"+event.type,event)} + } + return EVENT.False(event); + }, + MSIEaltMenu: function () { + var container = this.parentNode.parentNode; + while (!container.jaxID) {container = container.parentNode} + EVENT.AltContextMenu(window.event,container); + }, + + MSIE9events: { + contextmenu:"Menu", click:"Click", dblclick: "DblClick", + mouseup:"False", mouseover:"Mouseover", mouseout:"Mouseout" + }, + MSIE9event: function (event) { + if (event.type === "contextmenu" && nMML.settings.mpContext) {return true} + if (event.type === "mouseup" && nMML.settings.mpMouse) {return true} + if (event.type === "click" && nMML.settings.mpContext) + {return EVENT.AltContextMenu(event,this)} + var type = nMML.MSIE9events[event.type]; + return EVENT[type].call(this,event); + }, + + getJaxFromMath: function (math) { + math = math.parentNode; + do {math = math.nextSibling} while (math && math.nodeName.toLowerCase() !== "script"); + return HUB.getJaxFor(math); + }, + getHoverSpan: function (jax,math) {return math.firstChild}, + getHoverBBox: function (jax,span,math) {return EVENT.getBBox(span.parentNode)}, + + Zoom: function (jax,span,math,Mw,Mh) { + jax.root.toNativeMML(span); + if (this.msieIE8HeightBug) {span.style.position = "absolute"} + if (nMML.widthBug) {span.style.width = span.parentNode.style.width = ""} + if (span.parentNode.style.width.match(/%$/)) + {span.parentNode.style.minWidth = Math.ceil(3*Mh/4)+"px"} // for full-width tables + var mW = math.offsetWidth || math.scrollWidth, + mH = math.offsetHeight || math.scrollHeight; + var zW = span.offsetWidth, zH = span.offsetHeight; + if (nMML.widthBug || span.style.width.match(/%/)) { + // + // FF doesn't get width of right, so get it from + // + var W = span.firstChild.firstChild.scrollWidth; + if (W > zW) {zW = W; span.parentNode.style.width = span.style.minWidth = zW + "px";} + } + if (this.msieIE8HeightBug) {span.style.position = ""} + return {Y:-EVENT.getBBox(span.parentNode).h, mW:mW, mH:mH, zW:zW, zH:zH} + }, + + NAMEDSPACE: { + negativeveryverythinmathspace: "-.0556em", + negativeverythinmathspace: "-.1111em", + negativethinmathspace: "-.1667em", + negativemediummathspace: "-.2222em", + negativethickmathspace: "-.2778em", + negativeverythickmathspace: "-.3333em", + negativeveryverythickmathspace: "-.3889em", + veryverythinmathspace: ".0556em", + verythinmathspace: ".1111em", + thinmathspace: ".1667em", + mediummathspace: ".2222em", + thickmathspace: ".2778em", + verythickmathspace: ".3333em", + veryverythickmathspace: ".3889em" + } + }); + + HUB.Register.StartupHook("mml Jax Ready",function () { + + MML = MathJax.ElementJax.mml; + + MML.mbase.Augment({ + // + // Add a MathML tag of the correct type, and set its attributes + // then populate it with its children and append it to the parent + // + toNativeMML: function (parent) { + var tag = this.NativeMMLelement(this.type); + this.NativeMMLattributes(tag); + 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"))} + } + parent.appendChild(tag); + }, + // + // Look for attributes that are different from the defaults + // and set those in the tag's attribute list + // + NativeMMLattributes: function (tag) { + var defaults = (this.type === "mstyle" ? MML.math.prototype.defaults : this.defaults); + var names = (this.attrNames||MML.copyAttributeNames), + skip = MML.skipAttributes, copy = MML.copyAttributes; + if (!this.attrNames) { + for (var id in defaults) {if (!skip[id] && !copy[id] && defaults.hasOwnProperty(id)) { + if (this[id] != null && this[id] !== defaults[id]) { + if (this.Get(id,null,1) !== this[id]) + tag.setAttribute(id,this.NativeMMLattribute(this[id])); + } + }} + } + for (var i = 0, m = names.length; i < m; i++) { + if (copy[names[i]] === 1 && !defaults.hasOwnProperty(names[i])) continue; + var value = (this.attr||{})[names[i]]; if (value == null) {value = this[names[i]]} + if (value != null) {tag.setAttribute(names[i],this.NativeMMLattribute(value))} + } + this.NativeMMLclass(tag); + }, + NativeMMLclass: function (tag) { + var CLASS = []; if (this["class"]) {CLASS.push(this["class"])} + if (this.isa(MML.TeXAtom)) { + var TEXCLASS = ["ORD","OP","BIN","REL","OPEN","CLOSE","PUNCT","INNER","VCENTER"][this.texClass]; + if (TEXCLASS) { + CLASS.push("MJX-TeXAtom-"+TEXCLASS) + if (TEXCLASS === "OP" && !this.movablelimits) CLASS.push("MJX-fixedlimits"); + } + } + if (this.mathvariant && this.NativeMMLvariants[this.mathvariant]) + {CLASS.push("MJX"+this.mathvariant)} + if (this.variantForm) {CLASS.push("MJX-variant")} + if (CLASS.length) {tag.setAttribute("class",CLASS.join(" "))} + }, + NativeMMLattribute: function (value) { + value = String(value); + if (nMML.NAMEDSPACE[value]) {value = nMML.NAMEDSPACE[value]} // MP doesn't do negative spaces + else if (value.match(/^\s*(([-+])?(\d+(\.\d*)?|\.\d+))\s*mu\s*$/)) + {value = (RegExp.$2||"")+((1/18)*RegExp.$3).toFixed(3).replace(/\.?0+$/,"")+"em"} // FIXME: should take scriptlevel into account + else if (this.NativeMMLvariants[value]) {value = this.NativeMMLvariants[value]} + return value; + }, + NativeMMLvariants: { + "-tex-caligraphic": MML.VARIANT.SCRIPT, + "-tex-caligraphic-bold": MML.VARIANT.BOLDSCRIPT, + "-tex-oldstyle": MML.VARIANT.NORMAL, + "-tex-oldstyle-bold": MML.VARIANT.BOLD, + "-tex-mathit": MML.VARIANT.ITALIC + }, + // + // Create a MathML element + // + NativeMMLelement: function (type) { + var math = ( HUB.Browser.mpNamespace ? document.createElement("m:"+type) : + (document.createElementNS ? document.createElementNS(nMML.MMLnamespace,type) : + document.createElement(type))); + math.isMathJax = true; + return math; + } + }); + + MML.mrow.Augment({ + // + // Make inferred rows not include an mrow tag + // + toNativeMML: function (parent) { + var i, m; + if (this.inferred && this.parent.inferRow) { + for (i = 0, m = this.data.length; i < m; i++) { + if (this.data[i]) {this.data[i].toNativeMML(parent)} + else {parent.appendChild(this.NativeMMLelement("mrow"))} + } + } else if (nMML.stretchyMoBug && (this.open || this.close)) { + // + // This element contains opening and/or closing fences. Opera is not + // able to stretch operators, so let's use an element + // instead. + // + var mfenced = this.NativeMMLelement("mfenced"); + this.NativeMMLattributes(mfenced); + 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 + // + 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); + } + } + }); + + MML.msubsup.Augment({ + // + // Use proper version of msub, msup, or msubsup, depending on + // which items are present + // + toNativeMML: function (parent) { + var type = this.type; + if (this.data[this.sup] == null) {type = "msub"} + if (this.data[this.sub] == null) {type = "msup"} + var tag = this.NativeMMLelement(type); + this.NativeMMLattributes(tag); + if (this.data[0]) {delete this.data[0].inferred} + for (var i = 0, m = this.data.length; i < m; i++) + {if (this.data[i]) {this.data[i].toNativeMML(tag)}} + parent.appendChild(tag); + } + }); + + MML.munderover.Augment({ + // + // Use proper version of munder, mover, or munderover, depending on + // which items are present. Handle movablelimits on TeXAtom base. + // + toNativeMML: function (parent) { + var type = this.type; + var base = this.data[this.base]; + if (base && base.isa(MML.TeXAtom) && base.movablelimits && !base.Get("displaystyle")) { + type = "msubsup"; + if (this.data[this.under] == null) {type = "msup"} + if (this.data[this.over] == null) {type = "msub"} + } else { + if (this.data[this.under] == null) {type = "mover"} + if (this.data[this.over] == null) {type = "munder"} + } + var tag = this.NativeMMLelement(type); + this.NativeMMLattributes(tag); + if (this.data[0]) {delete this.data[0].inferred} + for (var i = 0, m = this.data.length; i < m; i++) + {if (this.data[i]) {this.data[i].toNativeMML(tag)}} + parent.appendChild(tag); + } + }); + + if (!isMSIE) { + var SPLIT = HUB.SplitList; + MML.mtable.Augment({ + toNativeMML: function (parent) { + var i, m; + if (nMML.tableSpacingBug) { + // + // 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". + // + 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]} + } + } + if (nMML.tableLabelBug) { + // + // Look for labeled rows so we know how to handle them + // + 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; + } + } + } + // + // 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; i = 0; + for (var mtd = mtr.firstChild; mtd; mtd = mtd.nextSibling, i++) { + CELLSPACING(mtd,this.nMMLtopPadding,lp[i < M ? i : M-1]); + } + } + + if (nMML.tableLabelBug && this.data[0]) { + 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.mtdWidthBug) { + nMML.adjustWidths.push(tag); + 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") || "").replace(/;?\s*/,"; "); + mspace.setAttribute("style",style+"width:"+width); + } + } + }); + + MML.mn.Augment({ + NativeMMLremapMinus: function (text) {return text.replace(/^-/,"\u2212")}, + toNativeMML: function (parent) { + var tag = this.NativeMMLelement(this.type); + this.NativeMMLattributes(tag); + var remap = this.NativeMMLremapMinus; + for (var i = 0, m = this.data.length; i < m; i++) { + if (this.data[i]) { + this.data[i].toNativeMML(tag,remap); + remap = null; + } + } + parent.appendChild(tag); + } + }); + + var fontDir = AJAX.fileURL(MathJax.OutputJax.fontDir+"/HTML-CSS/TeX/otf"); + + /* + * Add fix for mathvariant issues + */ + nMML.Augment({ + config: { + styles: { + '[class="MJX-tex-oldstyle"]': {"font-family":"MathJax_Caligraphic, MathJax_Caligraphic-WEB"}, + '[class="MJX-tex-oldstyle-bold"]': {"font-family":"MathJax_Caligraphic, MathJax_Caligraphic-WEB", "font-weight":"bold"}, + '[class="MJX-tex-caligraphic"]': {"font-family":"MathJax_Caligraphic, MathJax_Caligraphic-WEB"}, + '[class="MJX-tex-caligraphic-bold"]': {"font-family":"MathJax_Caligraphic, MathJax_Caligraphic-WEB", "font-weight":"bold"}, + + '@font-face /*1*/': { + "font-family": "MathJax_Caligraphic-WEB", + "src": "url('"+fontDir+"/MathJax_Caligraphic-Regular.otf')" + }, + '@font-face /*2*/': { + "font-family": "MathJax_Caligraphic-WEB", "font-weight":"bold", + "src": "url('"+fontDir+"/MathJax_Caligraphic-Bold.otf')" + } + } + } + }); + if (!this.handlesVariants) { + nMML.Augment({ + config: { + styles: { + '[mathvariant="double-struck"]': {"font-family":"MathJax_AMS, MathJax_AMS-WEB"}, + '[mathvariant="script"]': {"font-family":"MathJax_Script, MathJax_Script-WEB"}, + '[mathvariant="fraktur"]': {"font-family":"MathJax_Fraktur, MathJax_Fraktur-WEB"}, + '[mathvariant="bold-script"]': {"font-family":"MathJax_Script, MathJax_Caligraphic-WEB", "font-weight":"bold"}, + '[mathvariant="bold-fraktur"]': {"font-family":"MathJax_Fraktur, MathJax_Fraktur-WEB", "font-weight":"bold"}, + '[mathvariant="monospace"]': {"font-family":"monospace"}, + '[mathvariant="sans-serif"]': {"font-family":"sans-serif"}, + '[mathvariant="bold-sans-serif"]': {"font-family":"sans-serif", "font-weight":"bold"}, + '[mathvariant="sans-serif-italic"]': {"font-family":"sans-serif", "font-style":"italic"}, + '[mathvariant="sans-serif-bold-italic"]': {"font-family":"sans-serif", "font-style":"italic", "font-weight":"bold"}, + + '@font-face /*3*/': { + "font-family": "MathJax_AMS-WEB", + "src": "url('"+fontDir+"/MathJax_AMS-Regular.otf')" + }, + '@font-face /*4*/': { + "font-family": "MathJax_Script-WEB", + "src": "url('"+fontDir+"/MathJax_Script-Regular.otf')" + }, + '@font-face /*5*/': { + "font-family": "MathJax_Fraktur-WEB", + "src": "url('"+fontDir+"/MathJax_Fraktur-Regular.otf')" + }, + '@font-face /*6*/': { + "font-family": "MathJax_Fraktur-WEB", "font-weight":"bold", + "src": "url('"+fontDir+"/MathJax_Fraktur-Bold.otf')" + } + } + } + }); + } + } + + MML.math.Augment({ + toNativeMML: function (parent,jax) { + var tag = this.NativeMMLelement(this.type), math = tag; + var annotate = (jax ? MathJax.InputJax[jax.inputJax].annotationEncoding : null); + var i, m; + nMML.adjustWidths = []; + // + // 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 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"))} + // + // Addannotation if the input jax provides an annotation encoding + // + if (annotate) { + tag = tag.appendChild(this.NativeMMLelement("semantics")) + tag.appendChild(this.NativeMMLelement("mrow")); + var annotation = tag.appendChild(this.NativeMMLelement("annotation")); + annotation.appendChild(document.createTextNode(jax.originalText)); + annotation.setAttribute("encoding",annotate); + tag = tag.firstChild; // mrow + } + // + // Add the children + // + for (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:[]}).data[0]||{}); + if (mtable.nMMLhasLabels) { + if (mtable.nMMLforceWidth || !mtable.nMMLlaMatch) { + tag.setAttribute("style","width:100%") // mrow node + if (annotate) tag.parentNode.setAttribute("style","width:100%"); // semantics node + }; + if (mtable.nMMLlaMatch) { + if (parent.parentNode.parentNode.nodeName.toLowerCase() === "div") { + parent.parentNode.parentNode.style + .setProperty("margin-"+HUB.config.displayAlign,"0px","important"); + } + } + } + // + // Check if container must have width set to 100% + // + var fullWidth = nMML.isFullWidth(math); + if (fullWidth) {parent.style.width = parent.parentNode.style.width = "100%"} + // + // Add the math to the page + // + parent.appendChild(math); + // + // Firefox can't seem to get the width of elements right, so + // use an to get the actual width and set the style on the + // parent element to match. Even if we set the width properly, + // it doesn't seem to propagate up to the correctly. + // + if (nMML.widthBug &&!fullWidth) { + // + // Convert size to ex's so that it scales properly if the print media + // has a different font size. + // + parent.style.width = (math.firstChild.scrollWidth/nMML.ex/nMML.scale).toFixed(3) + "ex"; + // + // Save size for later when we check if Web fonts have arrived + // + if (jax) {jax.NativeMML.scrollWidth = math.firstChild.scrollWidth} + } + if (nMML.adjustWidths.length) { + // + // Firefox gets the widths of elements wrong, so run + // through them (now that the math is part of the page) and + // fix them up. Use ex's so that they print properly (see above). + // + var mtd = []; + for (i = 0, m = nMML.adjustWidths.length; i < m; i++) { + tag = nMML.adjustWidths[i]; + var style = tag.getAttribute("style") || ""; + if (!style.match(/(^|;)\s*min-width:/)) { + var width = tag.firstChild.scrollWidth; + mtd.push(width); + width = (width/nMML.ex).toFixed(3)+"ex"; + style = style.replace(/;?\s*$/,"; "); + tag.setAttribute("style",style+"min-width:"+width); + } + } + // + // Save the lists so that we can check them later for web font downloads + // + if (!jax) {jax = HUB.getJaxFor(parent)} + if (jax) {jax.NativeMML.mtds = mtd} + math.MathJaxMtds = nMML.adjustWidths; + nMML.adjustWidths = []; // clear it so we don't hold onto the DOM elements + } + } + }); + + MML.mfenced.Augment({ + toNativeMML: function (parent) { + if (!nMML.mfencedBug) { + this.SUPER(arguments).toNativeMML.call(this,parent); + return; + } + + // + // Some browsers do not handle very well. The MathML spec + // suggests this equivalent construction instead, so let's use it: + // open, child1, sep1, child2, ... sep(N-1), childN, close + // Opera is a bit special: it does not support stretchy , does not + // parse mfenced@open/mfenced@close very well, does not support + // mfenced@separators and only displays the first child of the + // element... For this browser, we will use this construction: + // + // child1, sep1, child2, sep2, ..., sep(N-1), childN + // + // + 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 container and attach the attributes of the + // 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 + // + 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 + // + toNativeMML: function (parent) { + // FIXME: Handle spacing using mpadded? + var tag = this.NativeMMLelement("mrow"); + this.NativeMMLattributes(tag); + this.data[0].toNativeMML(tag); + parent.appendChild(tag); + } + }); + + MML.chars.Augment({ + // + // Add a text node + // + toNativeMML: function (parent,remap) { + var text = this.toString(); + if (remap) text = remap(text); + parent.appendChild(document.createTextNode(text)); + } + }); + + MML.entity.Augment({ + // + // Add a text node + // + toNativeMML: function (parent) { + parent.appendChild(document.createTextNode(this.toString())); + } + }); + + MML.xml.Augment({ + // + // Insert the XML verbatim + // + toNativeMML: function (parent) { + for (var i = 0, m = this.data.length; i < m; i++) + {parent.appendChild(this.data[i].cloneNode(true))} + } + }); + + MML.mi.Augment({ + toNativeMML: function (parent) { + this.SUPER(arguments).toNativeMML.call(this,parent); + if (nMML.miItalicBug) { + if (this.Get("mathvariant") === MML.VARIANT.NORMAL) { + // + // When not explicitly specified, mathvariant is set to "italic" + // with single char mi and to "normal" with multiple char mi. + // Some browsers always set the default to "italic", so let's + // attach an explicit mathvariant="normal" attribute. + // + var mi = parent.lastChild; + mi.setAttribute("mathvariant",MML.VARIANT.NORMAL); + } + } + } + }); + + MML.mo.Augment({ + toNativeMML: function (parent) { + this.SUPER(arguments).toNativeMML.call(this,parent); + if (nMML.webkitMoSpacingBug) { + // + // WebKit does not support lspace/rspace values around operators + // (neither explicit nor given by the operator dictionary) and uses + // constant values instead. So let's modify the CSS properties here. + // + + var lspace = 0, rspace = 0, p = this.parent; + if (p && p.type === "mrow" && (p.inferred || !p.isEmbellished())) { + // + // Retrieve the values of lspace/rspace and convert named spaces. + // Other values (except unitless) will be parsed by the CSS engine. + // + var values = this.getValues("lspace", "rspace"); + lspace = values.lspace, rspace = values.rspace; + if (nMML.NAMEDSPACE[lspace]) {lspace = nMML.NAMEDSPACE[lspace]} + if (nMML.NAMEDSPACE[rspace]) {rspace = nMML.NAMEDSPACE[rspace]} + } + + // + // Now update -webkit-margin-start and -webkit-margin-end. + // + var mo = parent.lastChild; + var span = HTML.Element("span"); + span.style.cssText = (mo.getAttribute("style")||""); + span.style.setProperty("-webkit-margin-start", lspace); + span.style.setProperty("-webkit-margin-end", rspace); + mo.setAttribute("style",span.style.cssText); + } + } + }); + + MML.mmultiscripts.Augment({ + toNativeMML: function (parent) { + // + // Some browsers do not implement the mmultiscripts element. + // Try to emulate the support using basic script elements. + // + if (!nMML.mmultiscriptsBug || this.data.length === 0) { + this.SUPER(arguments).toNativeMML.call(this,parent); + return; + } + + // + // The children of the mmultiscripts will be wrapped in an mrow so that + // attributes and properties set on the original mmultiscripts will + // be reflected on this mrow element. + // + var tag = this.NativeMMLelement("mrow"); + this.NativeMMLattributes(tag); + + // + // Create the base + // + if (this.data[0]) {this.data[0].toNativeMML(tag)} + else {tag.appendChild(this.NativeMMLelement("mrow"))} + var base = tag.removeChild(tag.lastChild); + + // + // Process the postscript pairs + // + var m = this.data.length, i, msubsup; + for (i = 1; i < m; i+=2) { + if (this.data[i].type === "mprescripts") break; + + msubsup = this.NativeMMLelement("msubsup"); + msubsup.appendChild(base); + + // + // append the subscript + // + if (this.data[i]) {this.data[i].toNativeMML(msubsup)} + else {msubsup.appendChild(this.NativeMMLelement("mrow"))} + + // + // append the supscript + // + if (i+1 < m && this.data[i+1]) {this.data[i+1].toNativeMML(msubsup)} + else {msubsup.appendChild(this.NativeMMLelement("mrow"))} + + base = msubsup; + } + + tag.appendChild(base); + + // + // Process the prescript pairs + // + for (i++; i < m; i+=2) { + msubsup = this.NativeMMLelement("msubsup"); + msubsup.appendChild(this.NativeMMLelement("mrow")); + + // + // append the presubscript + // + if (this.data[i]) {this.data[i].toNativeMML(msubsup)} + else {msubsup.appendChild(this.NativeMMLelement("mrow"))} + + // + // append the presupscript + // + if (i+1 < m && this.data[i+1]) {this.data[i+1].toNativeMML(msubsup)} + else {msubsup.appendChild(this.NativeMMLelement("mrow"))} + + tag.insertBefore(msubsup, base); + } + + parent.appendChild(tag); + } + }); + + HUB.Register.StartupHook("TeX mathchoice Ready",function () { + MML.TeXmathchoice.Augment({ + // + // Get the MathML for the selected choice + // + toNativeMML: function (parent) {this.Core().toNativeMML(parent)} + }); + }); + + // + // Loading isn't complete until the element jax is modified, + // but can't call loadComplete within the callback for "mml Jax Ready" + // (it would call NativeMML's Require routine, asking for the mml jax again) + // so wait until after the mml jax has finished processing. + // + setTimeout(MathJax.Callback(["loadComplete",nMML,"jax.js"]),0); + }); + + + // + // Determine browser characteristics + // + HUB.Browser.Select({ + MSIE: function (browser) { + var mode = (document.documentMode || 0); + nMML.msieIE8HeightBug = (mode === 8); + }, + Opera: function (browser) { + nMML.stretchyMoBug = true; + nMML.tableLabelBug = true; + nMML.mfencedBug = true; + nMML.miBug = true; + nMML.mmultiscriptsBug = true; + }, + Firefox: function (browser) { + var is29 = browser.versionAtLeast("29.0"); + nMML.ffTableWidthBug = !browser.versionAtLeast("13.0"); // not implemented + nMML.forceReflow = !is29; // with alignments set don't display properly without a reflow + nMML.widthBug = !is29; // elements don't always get the correct width + nMML.mtdWidthBug = true; // widths not properly determined + nMML.handlesVariants = is29; // FF >=29 handles all math variants + + // In Firefox < 20, the intrinsic width of is not computed + // correctly and thus the element is displayed incorrectly in . + nMML.spaceWidthBug = !browser.versionAtLeast("20.0"); + + // mtable@rowspacing/mtable@columnspacing not supported. + nMML.tableSpacingBug = !browser.versionAtLeast("33.0"); + 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; + nMML.miItalicBug = true; + nMML.webkitMoSpacingBug = true; + nMML.spaceWidthBug = true; + nMML.mmultiscriptsBug = true; + } + }); + + + HUB.Register.StartupHook("End Cookie",function () { + if (HUB.config.menuSettings.zoom !== "None") + {AJAX.Require("[MathJax]/extensions/MathZoom.js")} + }); + +})(MathJax.OutputJax.NativeMML, MathJax.Hub, MathJax.Ajax, MathJax.HTML); +// @license-end -- cgit v1.2.3