D-Net

<?xml version='1.0'?>

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

                xmlns:sverb="http://nwalsh.com/xslt/ext/com.nwalsh.saxon.Verbatim"

                xmlns:xverb="xalan://com.nwalsh.xalan.Verbatim"

                xmlns:lxslt="http://xml.apache.org/xslt"

                exclude-result-prefixes="sverb xverb lxslt"

                version='1.0'>

<!-- ********************************************************************

     $Id: callout.xsl 8421 2009-05-04 07:49:49Z bobstayton $

     ********************************************************************

     This file is part of the XSL DocBook Stylesheet distribution.

     See ../README or http://docbook.sf.net/release/xsl/current/ for

     copyright and other information.

     ******************************************************************** -->

<lxslt:component prefix="xverb"

                 functions="insertCallouts"/>

<xsl:template match="programlistingco|screenco">

  <xsl:variable name="verbatim" select="programlisting|screen"/>

  <xsl:choose>

    <xsl:when test="$use.extensions != '0'

                    and $callouts.extension != '0'">

      <xsl:variable name="rtf">

        <xsl:apply-templates select="$verbatim">

          <xsl:with-param name="suppress-numbers" select="'1'"/>

        </xsl:apply-templates>

      </xsl:variable>

      <xsl:variable name="rtf-with-callouts">

        <xsl:choose>

          <xsl:when test="function-available('sverb:insertCallouts')">

            <xsl:copy-of select="sverb:insertCallouts(areaspec,$rtf)"/>

          </xsl:when>

          <xsl:when test="function-available('xverb:insertCallouts')">

            <xsl:copy-of select="xverb:insertCallouts(areaspec,$rtf)"/>

          </xsl:when>

          <xsl:otherwise>

            <xsl:message terminate="yes">

              <xsl:text>No insertCallouts function is available.</xsl:text>

            </xsl:message>

          </xsl:otherwise>

        </xsl:choose>

      </xsl:variable>

      <xsl:choose>

        <xsl:when test="$verbatim/@linenumbering = 'numbered'

                        and $linenumbering.extension != '0'">

          <div>

            <xsl:call-template name="common.html.attributes"/>

            <xsl:call-template name="number.rtf.lines">

              <xsl:with-param name="rtf" select="$rtf-with-callouts"/>

              <xsl:with-param name="pi.context"

                              select="programlisting|screen"/>

            </xsl:call-template>

            <xsl:apply-templates select="calloutlist"/>

          </div>

        </xsl:when>

        <xsl:otherwise>

          <div>

            <xsl:call-template name="common.html.attributes"/>

            <xsl:copy-of select="$rtf-with-callouts"/>

            <xsl:apply-templates select="calloutlist"/>

          </div>

        </xsl:otherwise>

      </xsl:choose>

    </xsl:when>

    <xsl:otherwise>

      <div>

        <xsl:apply-templates select="." mode="common.html.attributes"/>

        <xsl:apply-templates/>

      </div>

    </xsl:otherwise>

  </xsl:choose>

</xsl:template>

<xsl:template match="areaspec|areaset|area">

</xsl:template>

<xsl:template match="areaset" mode="conumber">

  <xsl:number count="area|areaset" format="1"/>

</xsl:template>

<xsl:template match="area" mode="conumber">

  <xsl:number count="area|areaset" format="1"/>

</xsl:template>

<xsl:template match="co" name="co">

  <!-- Support a single linkend in HTML -->

  <xsl:variable name="targets" select="key('id', @linkends)"/>

  <xsl:variable name="target" select="$targets[1]"/>

  <xsl:choose>

    <xsl:when test="$target">

      <a>

        <xsl:apply-templates select="." mode="common.html.attributes"/>

        <xsl:if test="@id or @xml:id">

          <xsl:attribute name="name">

            <xsl:value-of select="(@id|@xml:id)[1]"/>

          </xsl:attribute>

        </xsl:if>

        <xsl:attribute name="href">

          <xsl:call-template name="href.target">

            <xsl:with-param name="object" select="$target"/>

          </xsl:call-template>

        </xsl:attribute>

        <xsl:apply-templates select="." mode="callout-bug"/>

      </a>

    </xsl:when>

    <xsl:otherwise>

      <xsl:call-template name="anchor"/>

      <xsl:apply-templates select="." mode="callout-bug"/>

    </xsl:otherwise>

  </xsl:choose>

</xsl:template>

<xsl:template match="coref">

  <!-- tricky; this relies on the fact that we can process the "co" that's -->

  <!-- "over there" as if it were "right here" -->

  <xsl:variable name="co" select="key('id', @linkend)"/>

  <xsl:choose>

    <xsl:when test="not($co)">

      <xsl:message>

        <xsl:text>Error: coref link is broken: </xsl:text>

        <xsl:value-of select="@linkend"/>

      </xsl:message>

    </xsl:when>

    <xsl:when test="local-name($co) != 'co'">

      <xsl:message>

        <xsl:text>Error: coref doesn't point to a co: </xsl:text>

        <xsl:value-of select="@linkend"/>

      </xsl:message>

    </xsl:when>

    <xsl:otherwise>

      <xsl:apply-templates select="$co"/>

    </xsl:otherwise>

  </xsl:choose>

</xsl:template>

<xsl:template match="co" mode="callout-bug">

  <xsl:call-template name="callout-bug">

    <xsl:with-param name="conum">

      <xsl:number count="co"

                  level="any"

                  from="programlisting|screen|literallayout|synopsis"

                  format="1"/>

    </xsl:with-param>

  </xsl:call-template>

</xsl:template>

<xsl:template name="callout-bug">

  <xsl:param name="conum" select='1'/>

  <xsl:choose>

    <xsl:when test="$callout.graphics != 0

                    and $conum <= $callout.graphics.number.limit">

      <img src="{$callout.graphics.path}{$conum}{$callout.graphics.extension}"

           alt="{$conum}" border="0"/>

    </xsl:when>

    <xsl:when test="$callout.unicode != 0

                    and $conum <= $callout.unicode.number.limit">

      <xsl:choose>

        <xsl:when test="$callout.unicode.start.character = 10102">

          <xsl:choose>

            <xsl:when test="$conum = 1">&#10102;</xsl:when>

            <xsl:when test="$conum = 2">&#10103;</xsl:when>

            <xsl:when test="$conum = 3">&#10104;</xsl:when>

            <xsl:when test="$conum = 4">&#10105;</xsl:when>

            <xsl:when test="$conum = 5">&#10106;</xsl:when>

            <xsl:when test="$conum = 6">&#10107;</xsl:when>

            <xsl:when test="$conum = 7">&#10108;</xsl:when>

            <xsl:when test="$conum = 8">&#10109;</xsl:when>

            <xsl:when test="$conum = 9">&#10110;</xsl:when>

            <xsl:when test="$conum = 10">&#10111;</xsl:when>

          </xsl:choose>

        </xsl:when>

        <xsl:otherwise>

          <xsl:message>

            <xsl:text>Don't know how to generate Unicode callouts </xsl:text>

            <xsl:text>when $callout.unicode.start.character is </xsl:text>

            <xsl:value-of select="$callout.unicode.start.character"/>

          </xsl:message>

          <xsl:text>(</xsl:text>

          <xsl:value-of select="$conum"/>

          <xsl:text>)</xsl:text>

        </xsl:otherwise>

      </xsl:choose>

    </xsl:when>

    <xsl:otherwise>

      <xsl:text>(</xsl:text>

      <xsl:value-of select="$conum"/>

      <xsl:text>)</xsl:text>

    </xsl:otherwise>

  </xsl:choose>

</xsl:template>

</xsl:stylesheet>