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common xslt updated for mathml rendering fix, metanorma/mn2pdf#218 #591

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merged 1 commit into from
Jun 30, 2023
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common xslt updated for mathml rendering fix, metanorma/mn2pdf#218 #591

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21 changes: 21 additions & 0 deletions xslt_src/common.xsl
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Original file line number Diff line number Diff line change
Expand Up @@ -11305,6 +11305,27 @@
</xsl:copy>
</xsl:template>

<!-- increase space before '(' -->
<xsl:template match="mathml:mo[normalize-space(text()) = '(']" mode="mathml">
<xsl:copy>
<xsl:apply-templates select="@*" mode="mathml"/>
<xsl:if test="(preceding-sibling::* and not(preceding-sibling::*[1][self::mathml:mo])) or (../preceding-sibling::* and not(../preceding-sibling::*[1][self::mathml:mo]))">
<xsl:if test="not(@lspace)">
<xsl:attribute name="lspace">0.4em</xsl:attribute>
<xsl:choose>
<xsl:when test="preceding-sibling::*[1][self::mathml:mi or self::mathml:mstyle]">
<xsl:attribute name="lspace">0.2em</xsl:attribute>
</xsl:when>
<xsl:when test="../preceding-sibling::*[1][self::mathml:mi or self::mathml:mstyle]">
<xsl:attribute name="lspace">0.2em</xsl:attribute>
</xsl:when>
</xsl:choose>
</xsl:if>
</xsl:if>
<xsl:apply-templates mode="mathml"/>
</xsl:copy>
</xsl:template>

<!-- Examples:
<stem type="AsciiMath">x = 1</stem>
<stem type="AsciiMath"><asciimath>x = 1</asciimath></stem>
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