Re: [docbook-apps] Titleabbrev in outer margin

[Frank Arensmeier <frank@nikemedia.se>]

Sorry to bother you all. Any ideas regarding this issue?
Thank you.

/frank

23 mar 2010 kl. 13.02 skrev Frank Arensmeier:

> Hello list.
>
> I am not a XSL programmer, so I kindly ask you to bear with me. I  
> have a docbook compilant XML file (an operating instruction) that  
> contains several different languages. Basic outline of the XML file  
> is:
>
> <part>
>  <article lang="en">
>    <title />
>    <titleabbrev>English</titleabbrev >
>    [...]
>  </article>
>  <article lang="de">
>    <title />
>    <titleabbrev>Deutsch</titleabbrev>
>    [...]
>  </article>
> </part>
>
> What I like to accomplish is putting the language names into the  
> outer margin of my pdf. I found an example in the mailing list  
> archives (http://www.mail-archive.com/docbook-apps@lists.oasis-open.org/msg12243.html 
> ) which describes a way to extend the pagesetup.xsl template with a  
> static content region.
>
> After some tweaks, I actually managed to incorporate the example  
> into my customization layer. However, I need to find a way to  
> calculate an offset value for the top position of the fo-block that  
> contains the language name. Whenever the language name changes, the  
> offset should increase (and the fo block moves down). Right now,  
> those fo-block containers always have the same position.
>
> My idea was to get the position of the parent element in the xml  
> tree (the article element) and calculate the offset based on that.  
> But I must be doing something wrong. Here is what I have come up  
> with so far.
>
> 1) Changed the pagesetup.xsl template:
> <xsl:template match="*" mode="running.head.mode">
>  <xsl:param name="master-reference" select="'unknown'"/>
>  <xsl:param name="gentext-key" select="local-name(.)"/>
>
>  <!-- remove -draft from reference -->
>  <xsl:variable name="pageclass">
>    <xsl:choose>
>      <xsl:when test="contains($master-reference, '-draft')">
>        <xsl:value-of select="substring-before($master-reference,'- 
> draft')"/>
>      </xsl:when>
>      <xsl:otherwise>
>        <xsl:value-of select="$master-reference"/>
>      </xsl:otherwise>
>    </xsl:choose>
>  </xsl:variable>
>  <fo:static-content flow-name="xsl-region-before-blank">
>    <fo:block xsl:use-attribute-sets="header.content.properties">
>      <xsl:call-template name="header.table">
>        <xsl:with-param name="pageclass" select="$pageclass"/>
>        <xsl:with-param name="sequence" select="'blank'"/>
>        <xsl:with-param name="gentext-key" select="$gentext-key"/>
>      </xsl:call-template>
>    </fo:block>
>
>    <!-- Sidebar output: -->
>    <xsl:call-template name="article.language.bar"/>
>
>  </fo:static-content>
> [...]
> </xsl:template>
>
> 2) Template for the sidebar
>
> <xsl:template name="article.language.bar">
>
>  <!-- calculate the top offset -->
>  <xsl:call-template name="parent.position">
>    <xsl:with-param name="node" select="ancestor-or-self::article" />
>  </xsl:call-template>
>
>  <fo:block-container
>      text-align="center"
>      reference-orientation="90"
>      left="8in"
>      absolute-position="fixed"
>      height="0.25in"
>      width="1.25in"
>      top="0.5in" <--- This value should be calculated with the offset
>      z-index="1" >
>    <fo:block padding="0.05in" background-color="#ddd" font- 
> size="1em" color="white" font-weight="bold">
>      <xsl:apply-templates select="." mode="titleabbrev.markup" />
>    </fo:block>
>  </fo:block-container>
> </xsl:template>
>
> 3) Template for calculating the position of the article element
>
> <xsl:template name="parent.position">
>  <xsl:param name="node" />
>  <xsl:param name="position" select="position()" />
>  <xsl:message>Position is: <xsl:value-of select="$position" /></ 
> xsl:message>
> </xsl:template>
>
> But, the position is always 1. Is the basic idea of calculating the  
> offset value for the top position with help of the parent element  
> position feasible or is there an easier way?
>
> Kind regards,
> /frank
>
>
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