<?xml version="1.0" encoding="utf-8"?>

<!--
	Basic text formatting, like emphasis, bold, etc.
-->

<stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform">


	<!-- "Logical" styles. -->

	<!-- Emphasis (normally italic). -->
	<template name="emph" match="emph|em">
		<common formats="/latex/xelatex/">
			<xsl:text>\emph{</xsl:text>
			<xsl:apply-templates />
			<xsl:text>}</xsl:text>
		</common>
		<common formats="/html/xhtml/">
			<em><xsl:apply-templates /></em>
		</common>
	</template>

	<!--
		Emphasis inside answers needs to be handled specially in HTML, as it doesn't just flip-flop automatically like it does in LaTeX.
	-->
	<template name="emph-in-answer" match="answer//emph|answer//em">
		<common formats="/latex/xelatex/">
			<xsl:text>\emph{</xsl:text>
			<xsl:apply-templates />
			<xsl:text>}</xsl:text>
		</common>
		<common formats="/html/xhtml/">
			<strong><xsl:apply-templates /></strong>
		</common>
	</template>

	<!-- Strong emphasis (normally bold). -->
	<template name="strong" match="strong">
		<common formats="/latex/xelatex/">
			<xsl:text>\textbf{</xsl:text>
			<xsl:apply-templates />
			<xsl:text>}</xsl:text>
		</common>
		<common formats="/html/xhtml/">
			<strong><xsl:apply-templates /></strong>
		</common>
	</template>
	
	<!-- A defined term. -->
	<template name="term" match="term">
		<common formats="/latex/xelatex/">
			<xsl:text>\term{</xsl:text>
			<xsl:apply-templates />
			<xsl:text>}</xsl:text>
		</common>
		<common formats="/html/xhtml/">
			<i class="term"><xsl:apply-templates /></i>
		</common>
	</template>
	
	<!-- A foreign word or phrase. -->
	<template name="foreign" match="foreign">
		<common formats="/latex/xelatex/">
			<xsl:text>\foreign{</xsl:text>
			<xsl:apply-templates />
			<xsl:text>}</xsl:text>
		</common>
		<common formats="/html/xhtml/">
			<i class="foreign"><xsl:apply-templates /></i>
		</common>
	</template>
	

	<!-- "Physical" styles. -->
	
	<!-- Italics. -->
	<template name="italic" match="italic">
		<common formats="/latex/xelatex/">
			<xsl:text>\textit{</xsl:text>
			<xsl:apply-templates />
			<xsl:text>}</xsl:text>
		</common>
		<common formats="/html/xhtml/">
			<i><xsl:apply-templates /></i>
		</common>
	</template>
	
	<!-- Bold face. -->
	<template name="bold" match="bold">
		<common formats="/latex/xelatex/">
			<xsl:text>\textbf{</xsl:text>
			<xsl:apply-templates />
			<xsl:text>}</xsl:text>
		</common>
		<common formats="/html/xhtml/">
			<b><xsl:apply-templates /></b>
		</common>
	</template>
	
	<!-- Underlining. -->
	<template name="underline" match="underline|u">
		<common formats="/latex/xelatex/">
			<xsl:text>\underline{</xsl:text>
			<xsl:apply-templates />
			<xsl:text>}</xsl:text>
		</common>
		<common formats="/html/xhtml/">
			<span style="text-decoration: underline;"><xsl:apply-templates /></span>
		</common>
	</template>
	
	
	<!-- Center stuff on the page. -->
	<template name="center" match="center|centering|centre|centring">
		<common formats="/latex/xelatex/">
			<xsl:text>\begin{center}</xsl:text>
			<xsl:call-template name="newline-internal" />
			<xsl:apply-templates />
			<xsl:text>\end{center}</xsl:text>
			<xsl:call-template name="newline-internal" />
		</common>
		<common formats="/html/xhtml/">
			<div style="text-align: center;">
				<xsl:apply-templates />
			</div>
		</common>
	</template>
	
	
</stylesheet>