140 lines
4.7 KiB
XML
140 lines
4.7 KiB
XML
<?xml version='1.0'?>
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<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
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xmlns:fo="http://www.w3.org/1999/XSL/Format"
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xmlns:mml="http://www.w3.org/1998/Math/MathML"
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exclude-result-prefixes="mml"
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version='1.0'>
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<!-- ********************************************************************
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$Id: math.xsl 7503 2007-10-08 01:57:30Z xmldoc $
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********************************************************************
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This file is part of the XSL DocBook Stylesheet distribution.
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See ../README or http://docbook.sf.net/release/xsl/current/ for
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copyright and other information.
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******************************************************************** -->
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<xsl:template match="inlineequation">
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<xsl:choose>
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<xsl:when test="$passivetex.extensions != 0 and $tex.math.in.alt != ''">
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<xsl:apply-templates select="alt[@role='tex'] | inlinemediaobject/textobject[@role='tex']">
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<xsl:with-param name="output.delims">
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<xsl:call-template name="tex.math.output.delims"/>
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</xsl:with-param>
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</xsl:apply-templates>
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</xsl:when>
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<xsl:otherwise>
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<xsl:apply-templates/>
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</xsl:otherwise>
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</xsl:choose>
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</xsl:template>
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<xsl:template match="alt">
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</xsl:template>
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<xsl:template match="mathphrase">
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<fo:inline>
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<xsl:apply-templates/>
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</fo:inline>
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</xsl:template>
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<!-- "Support" for MathML -->
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<xsl:template match="mml:math" xmlns:mml="http://www.w3.org/1998/Math/MathML">
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<xsl:choose>
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<!-- * If user is using passivetex, we don't wrap the output in -->
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<!-- * fo:instream-foreign-object (which passivetex doesn't support). -->
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<xsl:when test="not($passivetex.extensions = 0)">
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<xsl:copy>
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<xsl:copy-of select="@*"/>
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<xsl:apply-templates/>
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</xsl:copy>
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</xsl:when>
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<xsl:otherwise>
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<fo:instream-foreign-object>
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<xsl:copy>
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<xsl:copy-of select="@*"/>
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<xsl:apply-templates/>
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</xsl:copy>
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</fo:instream-foreign-object>
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</xsl:otherwise>
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</xsl:choose>
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</xsl:template>
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<xsl:template match="mml:*" xmlns:mml="http://www.w3.org/1998/Math/MathML">
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<xsl:copy>
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<xsl:copy-of select="@*"/>
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<xsl:apply-templates/>
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</xsl:copy>
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</xsl:template>
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<xsl:template match="equation/graphic | informalequation/graphic">
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<xsl:if test="$passivetex.extensions = 0 or $tex.math.in.alt = ''">
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<fo:block>
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<xsl:call-template name="process.image"/>
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</fo:block>
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</xsl:if>
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</xsl:template>
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<xsl:template match="inlineequation/alt[@role='tex'] |
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inlineequation/inlinemediaobject/textobject[@role='tex']" priority="1">
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<xsl:param name="output.delims" select="1"/>
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<xsl:if test="$passivetex.extensions != 0 and $tex.math.in.alt != ''">
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<xsl:processing-instruction name="xmltex">
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<xsl:if test="$output.delims != 0">
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<xsl:text>$</xsl:text>
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</xsl:if>
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<xsl:value-of select="."/>
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<xsl:if test="$output.delims != 0">
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<xsl:text>$</xsl:text>
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</xsl:if>
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</xsl:processing-instruction>
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</xsl:if>
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</xsl:template>
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<xsl:template match="equation/alt[@role='tex'] | informalequation/alt[@role='tex'] |
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equation/mediaobject/textobject[@role='tex'] |
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informalequation/mediaobject/textobject[@role='tex']" priority="1">
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<xsl:variable name="output.delims">
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<xsl:call-template name="tex.math.output.delims"/>
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</xsl:variable>
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<xsl:if test="$passivetex.extensions != 0 and $tex.math.in.alt != ''">
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<xsl:processing-instruction name="xmltex">
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<xsl:if test="$output.delims != 0">
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<xsl:text>$$</xsl:text>
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</xsl:if>
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<xsl:value-of select="."/>
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<xsl:if test="$output.delims != 0">
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<xsl:text>$$</xsl:text>
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</xsl:if>
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</xsl:processing-instruction>
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</xsl:if>
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</xsl:template>
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<xsl:template match="alt[@role='tex']">
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<xsl:if test="$passivetex.extensions != 0 and $tex.math.in.alt != ''">
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<xsl:message>
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Your equation is misplaced. It should be in inlineequation, equation or informalequation.
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</xsl:message>
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</xsl:if>
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</xsl:template>
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<xsl:template name="tex.math.output.delims">
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<xsl:variable name="pi.delims">
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<xsl:call-template name="pi-attribute">
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<xsl:with-param name="pis" select=".//processing-instruction('dbtex')"/>
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<xsl:with-param name="attribute" select="'delims'"/>
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</xsl:call-template>
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</xsl:variable>
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<xsl:variable name="result">
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<xsl:choose>
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<xsl:when test="$pi.delims = 'no'">0</xsl:when>
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<xsl:when test="$pi.delims = '' and $tex.math.delims = 0">0</xsl:when>
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<xsl:otherwise>1</xsl:otherwise>
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</xsl:choose>
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</xsl:variable>
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<xsl:value-of select="$result"/>
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</xsl:template>
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</xsl:stylesheet>
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