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Diffstat (limited to 'js/mathjax/extensions/MathML/mml3.js')
| -rw-r--r-- | js/mathjax/extensions/MathML/mml3.js | 786 |
1 files changed, 786 insertions, 0 deletions
diff --git a/js/mathjax/extensions/MathML/mml3.js b/js/mathjax/extensions/MathML/mml3.js new file mode 100644 index 0000000..cf74978 --- /dev/null +++ b/js/mathjax/extensions/MathML/mml3.js @@ -0,0 +1,786 @@ +// @license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7dn=apache-2.0.txt Apache-2.0 +/************************************************************* + * + * MathJax/extensions/MathML/mml3.js + * + * This file implements an XSLT transform to convert some MathML 3 + * constructs to constructs MathJax can render. The transform is + * performed in a pre-filter for the MathML input jax, so that the + * Show Math As menu will still show the Original MathML correctly, + * but the transformed MathML can be obtained from the regular MathML menu. + * + * To load it, include + * + * MathML: { + * extensions: ["mml3.js"] + * } + * + * in your configuration. + * + * A portion of this file is taken from mml3mj.xsl which is + * Copyright (c) David Carlisle 2008-2015 + * and is used by permission of David Carlisle, who has agreed to allow us + * to release it under the Apache2 license (see below). That portion is + * indicated via comments. + * + * The remainder falls under the copyright that follows. + * --------------------------------------------------------------------- + * + * Copyright (c) 2013-2020 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. + */ + + +MathJax.Extension["MathML/mml3"] = { + version: "2.7.9" +}; + +MathJax.Hub.Register.StartupHook("MathML Jax Ready",function () { + + var MATHML = MathJax.InputJax.MathML, + PARSE = MATHML.Parse.prototype; + + MATHML.prefilterHooks.Add(function (data) { + if (!MATHML.mml3XSLT) return; + + // Parse the <math> but use MATHML.Parse's preProcessMath to apply the normal preprocessing. + if (!MATHML.ParseXML) {MATHML.ParseXML = MATHML.createParser()} + var doc = MATHML.ParseXML(PARSE.preProcessMath(data.math)); + + // Now transform the <math> using the mml3 stylesheet. + var newdoc = MATHML.mml3XSLT.transformToDocument(doc); + + if ((typeof newdoc) === "string") { + // Internet Explorer returns a string, so just use it. + data.math = newdoc; + } else if (window.XMLSerializer) { + // Serialize the <math> again. We could directly provide the DOM content + // but other prefilterHooks may assume data.math is still a string. + var serializer = new XMLSerializer(); + data.math = serializer.serializeToString(newdoc.documentElement, doc); + } + }); + + /* + * The following is derived from mml3mj.xsl + * (https://github.com/davidcarlisle/web-xslt/blob/master/ctop/mml3mj.xsl) + * which is Copyright (c) David Carlisle 2008-2015. + * It is used by permission of David Carlisle, who has agreed to allow it to + * be released under the Apache License, Version 2.0. + */ + var BROWSER = MathJax.Hub.Browser; + var exslt = ''; + if (BROWSER.isEdge || BROWSER.isMSIE) { + exslt = 'urn:schemas-microsoft-com:xslt' + } else { + exslt = 'http://exslt.org/common'; + } + var mml3Stylesheet = + '<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform" ' + + ' xmlns:m="http://www.w3.org/1998/Math/MathML"' + + ' xmlns:c="' + exslt + '"' + + ' exclude-result-prefixes="m c">' + + '<xsl:output indent="yes" omit-xml-declaration="yes"/>' + + '<xsl:output indent="yes" omit-xml-declaration="yes"/><xsl:template match="*">' + + ' <xsl:copy>' + + ' <xsl:copy-of select="@*"/>' + + ' <xsl:apply-templates/>' + + ' </xsl:copy>' + + '</xsl:template><xsl:template match="m:*[@dir=\'rtl\']" priority="10">' + + ' <xsl:apply-templates mode="rtl" select="."/>' + + '</xsl:template><xsl:template match="@*" mode="rtl">' + + ' <xsl:copy-of select="."/>' + + ' <xsl:attribute name="dir">ltr</xsl:attribute>' + + '</xsl:template>' + + '<xsl:template match="*" mode="rtl">' + + ' <xsl:copy>' + + ' <xsl:apply-templates select="@*" mode="rtl"/>' + + ' <xsl:for-each select="node()">' + + ' <xsl:sort data-type="number" order="descending" select="position()"/>' + + ' <xsl:text> </xsl:text>' + + ' <xsl:apply-templates mode="rtl" select="."/>' + + ' </xsl:for-each>' + + ' </xsl:copy>' + + '</xsl:template><xsl:template match="@open" mode="rtl">' + + ' <xsl:attribute name="close"><xsl:value-of select="."/></xsl:attribute>' + + '</xsl:template><xsl:template match="@open[.=\'(\']" mode="rtl">' + + ' <xsl:attribute name="close">)</xsl:attribute>' + + '</xsl:template><xsl:template match="@open[.=\')\']" mode="rtl">' + + ' <xsl:attribute name="close">(</xsl:attribute>' + + '</xsl:template>' + + '<xsl:template match="@open[.=\'[\']" mode="rtl">' + + ' <xsl:attribute name="close">]</xsl:attribute>' + + '</xsl:template>' + + '<xsl:template match="@open[.=\']\']" mode="rtl">' + + ' <xsl:attribute name="close">[</xsl:attribute>' + + '</xsl:template>' + + '<xsl:template match="@open[.=\'{\']" mode="rtl">' + + ' <xsl:attribute name="close">}</xsl:attribute>' + + '</xsl:template>' + + '<xsl:template match="@open[.=\'}\']" mode="rtl">' + + ' <xsl:attribute name="close">{</xsl:attribute>' + + '</xsl:template>' + + '<xsl:template match="@close" mode="rtl">' + + ' <xsl:attribute name="open"><xsl:value-of select="."/></xsl:attribute>' + + '</xsl:template><xsl:template match="@close[.=\'(\']" mode="rtl">' + + ' <xsl:attribute name="open">)</xsl:attribute>' + + '</xsl:template><xsl:template match="@close[.=\')\']" mode="rtl">' + + ' <xsl:attribute name="open">(</xsl:attribute>' + + '</xsl:template>' + + '<xsl:template match="@close[.=\'[\']" mode="rtl">' + + ' <xsl:attribute name="open">]</xsl:attribute>' + + '</xsl:template>' + + '<xsl:template match="@close[.=\']\']" mode="rtl">' + + ' <xsl:attribute name="open">[</xsl:attribute>' + + '</xsl:template>' + + '<xsl:template match="@close[.=\'{\']" mode="rtl">' + + ' <xsl:attribute name="open">}</xsl:attribute>' + + '</xsl:template>' + + '<xsl:template match="@close[.=\'}\']" mode="rtl">' + + ' <xsl:attribute name="open">{</xsl:attribute>' + + '</xsl:template><xsl:template match="m:mfrac[@bevelled=\'true\']" mode="rtl">' + + ' <m:mrow>' + + ' <m:msub><m:mi></m:mi><xsl:apply-templates select="*[2]" mode="rtl"/></m:msub>' + + ' <m:mo>\</m:mo>' + + ' <m:msup><m:mi></m:mi><xsl:apply-templates select="*[1]" mode="rtl"/></m:msup>' + + ' </m:mrow>' + + '</xsl:template><xsl:template match="m:mfrac" mode="rtl">' + + ' <xsl:copy>' + + ' <xsl:apply-templates mode="rtl" select="@*|*"/>' + + ' </xsl:copy>' + + '</xsl:template><xsl:template match="m:mroot" mode="rtl">' + + ' <m:msup>' + + ' <m:menclose notation="top right">' + + ' <xsl:apply-templates mode="rtl" select="@*|*[1]"/>' + + ' </m:menclose>' + + ' <xsl:apply-templates mode="rtl" select="*[2]"/>' + + ' </m:msup>' + + '</xsl:template>' + + '<xsl:template match="m:msqrt" mode="rtl">' + + ' <m:menclose notation="top right">' + + ' <xsl:apply-templates mode="rtl" select="@*|*[1]"/>' + + ' </m:menclose>' + + '</xsl:template><xsl:template match="m:mtable|m:munder|m:mover|m:munderover" mode="rtl" priority="2">' + + ' <xsl:copy>' + + ' <xsl:apply-templates select="@*" mode="rtl"/>' + + ' <xsl:apply-templates mode="rtl">' + + ' </xsl:apply-templates>' + + ' </xsl:copy>' + + '</xsl:template>' + + '<xsl:template match="m:msup" mode="rtl" priority="2">' + + ' 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<xsl:variable name="mn" select="normalize-space(.)"/>' + + ' <xsl:variable name="len" select="string-length($mn)"/>' + + ' <xsl:choose>' + + ' <xsl:when test="$align=\'right\' or ($align=\'decimalpoint\' and not(contains($mn,$dp)))">' + + ' <xsl:attribute name="l"><xsl:value-of select="$p + $len"/></xsl:attribute>' + + ' </xsl:when>' + + ' <xsl:when test="$align=\'center\'">' + + ' <xsl:attribute name="l"><xsl:value-of select="round(($p + $len) div 2)"/></xsl:attribute>' + + ' </xsl:when>' + + ' <xsl:when test="$align=\'decimalpoint\'">' + + ' <xsl:attribute name="l"><xsl:value-of select="$p + string-length(substring-before($mn,$dp))"/></xsl:attribute>' + + ' </xsl:when>' + + ' </xsl:choose> <xsl:for-each select="(//node())[position() <=$len]">' + + ' <xsl:variable name="pos" select="position()"/>' + + ' <m:mtd><m:mn><xsl:value-of select="substring($mn,$pos,1)"/></m:mn></m:mtd>' + + ' </xsl:for-each>' + + ' </m:mtr>' + + '</xsl:template>' + + '<xsl:template match="m:msgroup" mode="mstack1">' + + ' <xsl:param name="p"/>' + + ' <xsl:variable name="s" select="number(sum(@shift))"/>' + + ' <xsl:variable name="thisp" select="number(sum(@position))"/>' + + ' <xsl:for-each select="*">' + + ' <xsl:apply-templates mode="mstack1" select=".">' + + ' <xsl:with-param name="p" select="number($p)+$thisp+(position()-1)*$s"/>' + + ' </xsl:apply-templates>' + + ' </xsl:for-each>' + + '</xsl:template>' + + '<xsl:template match="m:msline" mode="mstack1">' + + ' <xsl:param name="p"/>' + + ' <xsl:variable name="align1" select="ancestor::m:mstack[1]/@stackalign"/>' + + ' <xsl:variable name="align">' + + ' <xsl:choose>' + + ' <xsl:when test="string($align1)=\'\'">decimalpoint</xsl:when>' + + ' <xsl:otherwise><xsl:value-of select="$align1"/></xsl:otherwise>' + + ' </xsl:choose>' + + ' </xsl:variable>' + + ' <m:mtr class="msline">' + + ' <xsl:attribute name="l">' + + ' <xsl:choose>' + + ' <xsl:when test="not(string(@length)) or @length=0">*</xsl:when>' + + ' <xsl:when test="string($align)=\'right\' or string($align)=\'decimalpoint\' "><xsl:value-of select="$p+ @length"/></xsl:when>' + + ' <xsl:otherwise><xsl:value-of select="$p"/></xsl:otherwise>' + + ' </xsl:choose>' + + ' </xsl:attribute>' + + ' <xsl:variable name="w">' + + ' <xsl:choose>' + + ' <xsl:when test="@mslinethickness=\'thin\'">0.1em</xsl:when>' + + ' <xsl:when test="@mslinethickness=\'medium\'">0.15em</xsl:when>' + + ' <xsl:when test="@mslinethickness=\'thick\'">0.2em</xsl:when>' + + ' <xsl:when test="@mslinethickness"><xsl:value-of select="@mslinethickness"/></xsl:when>' + + ' <xsl:otherwise>0.15em</xsl:otherwise>' + + ' </xsl:choose>' + + ' </xsl:variable>' + + ' <xsl:choose>' + + ' <xsl:when test="not(string(@length)) or @length=0">' + + ' <m:mtd class="mslinemax">' + + ' <m:mpadded lspace="-0.2em" width="0em" height="0em">' + + ' <m:mfrac linethickness="{$w}">' + + ' <m:mspace width=".4em"/>' + + ' <m:mrow/>' + + ' </m:mfrac>' + + ' </m:mpadded>' + + ' </m:mtd>' + + ' </xsl:when>' + + ' <xsl:otherwise>' + + ' <xsl:variable name="l" select="@length"/>' + + ' <xsl:for-each select="(//node())[position()<=$l]">' + + ' <m:mtd class="msline">' + + ' <m:mpadded lspace="-0.2em" width="0em" height="0em">' + + ' <m:mfrac linethickness="{$w}">' + + ' <m:mspace width=".4em"/>' + + ' <m:mrow/>' + + ' </m:mfrac>' + + ' </m:mpadded>' + + ' </m:mtd>' + + ' </xsl:for-each>' + + ' </xsl:otherwise>' + + ' </xsl:choose>' + + ' </m:mtr>' + + '</xsl:template>' + + '<xsl:template match="m:mscarries" mode="mstack1">' + + ' <xsl:param name="p"/>' + + ' <xsl:variable name="align1" select="ancestor::m:mstack[1]/@stackalign"/>' + + ' <xsl:variable name="l1">' + + ' <xsl:choose>' + + ' <xsl:when test="string($align1)=\'left\'">0</xsl:when>' + + ' <xsl:otherwise><xsl:value-of select="count(*)"/></xsl:otherwise>' + + ' </xsl:choose>' + + ' </xsl:variable>' + + ' <m:mtr class="mscarries" l="{$p + $l1 + sum(@position)}">' + + ' <xsl:apply-templates select="*" mode="msc"/>' + + ' </m:mtr>' + + '</xsl:template><xsl:template match="*" mode="msc">' + + ' <m:mtd>' + + ' <xsl:copy-of select="../@location|../@crossout"/>' + + ' <xsl:choose>' + + ' <xsl:when test="../@scriptsizemultiplier">' + + ' <m:mstyle mathsize="{round(../@scriptsizemultiplier div .007)}%">' + + ' <xsl:apply-templates select="."/>' + + ' </m:mstyle>' + + ' </xsl:when>' + + ' <xsl:otherwise>' + + ' <xsl:apply-templates select="."/>' + + ' </xsl:otherwise>' + + ' </xsl:choose>' + + ' </m:mtd>' + + '</xsl:template><xsl:template match="m:mscarry" mode="msc">' + + ' <m:mtd>' + + ' <xsl:copy-of select="@location|@crossout"/>' + + ' <xsl:choose>' + + ' <xsl:when test="../@scriptsizemultiplier">' + + ' <m:mstyle mathsize="{round(../@scriptsizemultiplier div .007)}%">' + + ' <xsl:apply-templates/>' + + ' </m:mstyle>' + + ' </xsl:when>' + + ' <xsl:otherwise>' + + ' <xsl:apply-templates/>' + + ' </xsl:otherwise>' + + ' </xsl:choose>' + + ' </m:mtd>' + + '</xsl:template>' + + '<xsl:template match="m:mlongdiv" priority="11">' + + ' <xsl:variable name="ms">' + + ' <m:mstack>' + + ' <xsl:copy-of select="(ancestor-or-self::*/@decimalpoint)[last()]"/>' + + ' <xsl:choose>' + + ' <xsl:when test="@longdivstyle=\'left)(right\'">' + + ' <m:msrow>' + + ' <m:mrow><xsl:copy-of select="*[1]"/></m:mrow>' + + ' <m:mo>)</m:mo>' + + ' <xsl:copy-of select="*[3]"/>' + + ' <m:mo>(</m:mo>' + + ' <xsl:copy-of select="*[2]"/>' + + ' </m:msrow>' + + ' </xsl:when>' + + ' <xsl:when test="@longdivstyle=\'left/\right\'">' + + ' <m:msrow>' + + ' <m:mrow><xsl:copy-of select="*[1]"/></m:mrow>' + + ' <m:mo>/</m:mo>' + + ' <xsl:copy-of select="*[3]"/>' + + ' <m:mo>\</m:mo>' + + ' <xsl:copy-of select="*[2]"/>' + + ' </m:msrow>' + + ' </xsl:when>' + + ' <xsl:when test="@longdivstyle=\':right=right\'">' + + ' <m:msrow>' + + ' <xsl:copy-of select="*[3]"/>' + + ' <m:mo>:</m:mo>' + + ' <xsl:copy-of select="*[1]"/>' + + ' <m:mo>=</m:mo>' + + ' <xsl:copy-of select="*[2]"/>' + + ' </m:msrow>' + + ' </xsl:when>' + + ' <xsl:when test="@longdivstyle=\'stackedrightright\'' + + ' or @longdivstyle=\'mediumstackedrightright\'' + + ' or @longdivstyle=\'shortstackedrightright\'' + + ' or @longdivstyle=\'stackedleftleft\'' + + ' ">' + + ' <xsl:attribute name="align">top</xsl:attribute>' + + ' <xsl:copy-of select="*[3]"/>' + + ' </xsl:when>' + + ' <xsl:when test="@longdivstyle=\'stackedleftlinetop\'">' + + ' <xsl:copy-of select="*[2]"/>' + + ' <m:msline length="{string-length(*[3])-1}"/>' + + ' <m:msrow>' + + ' <m:mrow>' + + ' <m:menclose notation="bottom right">' + + ' <xsl:copy-of select="*[1]"/>' + + ' </m:menclose>' + + ' </m:mrow>' + + ' <xsl:copy-of select="*[3]"/>' + + ' </m:msrow>' + + ' </xsl:when>' + + ' <xsl:when test="@longdivstyle=\'righttop\'">' + + ' <xsl:copy-of select="*[2]"/>' + + ' <m:msline length="{string-length(*[3])}"/>' + + ' <m:msrow>' + + ' <xsl:copy-of select="*[3]"/>' + + ' <m:menclose notation="top left bottom">' + + ' <xsl:copy-of select="*[1]"/></m:menclose>' + + ' </m:msrow>' + + ' </xsl:when>' + + ' <xsl:otherwise>' + + ' <xsl:copy-of select="*[2]"/>' + + ' <m:msline length="{string-length(*[3])}"/>' + + ' <m:msrow>' + + ' <m:mrow><xsl:copy-of select="*[1]"/></m:mrow>' + + ' <m:mo>)</m:mo>' + + ' <xsl:copy-of select="*[3]"/>' + + ' </m:msrow>' + + ' </xsl:otherwise>' + + ' </xsl:choose>' + + ' <xsl:copy-of select="*[position()>3]"/>' + + ' </m:mstack>' + + ' </xsl:variable>' + + ' <xsl:choose>' + + ' <xsl:when test="@longdivstyle=\'stackedrightright\'">' + + ' <m:menclose notation="right">' + + ' <xsl:apply-templates select="c:node-set($ms)"/>' + + ' </m:menclose>' + + ' <m:mtable align="top">' + + ' <m:mtr>' + + ' <m:menclose notation="bottom">' + + ' <xsl:copy-of select="*[1]"/>' + + ' </m:menclose>' + + ' </m:mtr>' + + ' <m:mtr>' + + ' <mtd><xsl:copy-of select="*[2]"/></mtd>' + + ' </m:mtr>' + + ' </m:mtable>' + + ' </xsl:when>' + + ' <xsl:when test="@longdivstyle=\'mediumstackedrightright\'">' + + ' <xsl:apply-templates select="c:node-set($ms)"/>' + + ' <m:menclose notation="left">' + + ' <m:mtable align="top">' + + ' <m:mtr>' + + ' <m:menclose notation="bottom">' + + ' <xsl:copy-of select="*[1]"/>' + + ' </m:menclose>' + + ' </m:mtr>' + + ' <m:mtr>' + + ' <mtd><xsl:copy-of select="*[2]"/></mtd>' + + ' </m:mtr>' + + ' </m:mtable>' + + ' </m:menclose>' + + ' </xsl:when>' + + ' <xsl:when test="@longdivstyle=\'shortstackedrightright\'">' + + ' <xsl:apply-templates select="c:node-set($ms)"/>' + + ' <m:mtable align="top">' + + ' <m:mtr>' + + ' <m:menclose notation="left bottom">' + + ' <xsl:copy-of select="*[1]"/>' + + ' </m:menclose>' + + ' </m:mtr>' + + ' <m:mtr>' + + ' <mtd><xsl:copy-of select="*[2]"/></mtd>' + + ' </m:mtr>' + + ' </m:mtable>' + + ' </xsl:when>' + + ' <xsl:when test="@longdivstyle=\'stackedleftleft\'">' + + ' <m:mtable align="top">' + + ' <m:mtr>' + + ' <m:menclose notation="bottom">' + + ' <xsl:copy-of select="*[1]"/>' + + ' </m:menclose>' + + ' </m:mtr>' + + ' <m:mtr>' + + ' <mtd><xsl:copy-of select="*[2]"/></mtd>' + + ' </m:mtr>' + + ' </m:mtable>' + + ' <m:menclose notation="left">' + + ' <xsl:apply-templates select="c:node-set($ms)"/>' + + ' </m:menclose>' + + ' </xsl:when>' + + ' <xsl:otherwise>' + + ' <xsl:apply-templates select="c:node-set($ms)"/>' + + ' </xsl:otherwise>' + + ' </xsl:choose>' + + '</xsl:template>' + + '<xsl:template match="m:menclose[@notation=\'madruwb\']" mode="rtl">' + + ' <m:menclose notation="bottom right">' + + ' <xsl:apply-templates mode="rtl"/>' + + ' </m:menclose>' + + '</xsl:template></xsl:stylesheet>'; + + /* + * End of mml3mj.xsl material. + */ + + var mml3; + if (window.XSLTProcessor) { + // standard method: just use an XSLTProcessor and parse the stylesheet + if (!MATHML.ParseXML) {MATHML.ParseXML = MATHML.createParser()} + MATHML.mml3XSLT = new XSLTProcessor(); + MATHML.mml3XSLT.importStylesheet(MATHML.ParseXML(mml3Stylesheet)); + } else if (MathJax.Hub.Browser.isMSIE) { + // nonstandard methods for Internet Explorer + if (MathJax.Hub.Browser.versionAtLeast("9.0") || (document.documentMode||0) >= 9) { + // For Internet Explorer >= 9, use createProcessor + mml3 = new ActiveXObject("Msxml2.FreeThreadedDOMDocument"); + mml3.loadXML(mml3Stylesheet); + var xslt = new ActiveXObject("Msxml2.XSLTemplate"); + xslt.stylesheet = mml3; + MATHML.mml3XSLT = { + mml3: xslt.createProcessor(), + transformToDocument: function(doc) { + this.mml3.input = doc; + this.mml3.transform(); + return this.mml3.output; + } + } + } else { + // For Internet Explorer <= 8, use transformNode + mml3 = MATHML.createMSParser(); + mml3.async = false; + mml3.loadXML(mml3Stylesheet); + MATHML.mml3XSLT = { + mml3: mml3, + transformToDocument: function(doc) { + return doc.documentElement.transformNode(this.mml3); + } + } + } + } else { + // No XSLT support. Do not change the <math> content. + MATHML.mml3XSLT = null; + } + + // Tweak CSS to avoid some browsers rearranging HTML output + MathJax.Ajax.Styles({ + ".MathJax .mi, .MathJax .mo, .MathJax .mn, .MathJax .mtext": { + direction: "ltr", + display: "inline-block" + }, + ".MathJax .ms, .MathJax .mspace, .MathJax .mglyph": { + direction: "ltr", + display: "inline-block" + } + }); + + MathJax.Hub.Startup.signal.Post("MathML mml3.js Ready"); +}); + +MathJax.Ajax.loadComplete("[MathJax]/extensions/MathML/mml3.js"); +// @license-end |