For all fonts in a document, list all occurrences along with page number and position information.

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


           Copyright (c) 2008-2015 PDFlib GmbH. All rights reserved.

    This software may not be copied or distributed except as expressly

    authorized by PDFlib GmbH's general license agreement or a custom

    license agreement signed by PDFlib GmbH.

    For more information about licensing please refer to

    Purpose: For all fonts in a document, list all occurrences along with

    page number and position information.


    Expected input: TETML in "glyph" or "wordplus" mode.


    Stylesheet parameters: none


    Version: $Id: fontfinder.xsl,v 1.3 2015/11/30 11:45:02 stm Exp $


<xsl:stylesheet version="1.0" xmlns:xsl=""


    <xsl:output method="text" />


    <xsl:template match="/">

        <!-- Make sure that font information is present in the input TETML. -->

        <xsl:if test="tet:TET/tet:Document/tet:Pages//tet:Content[not(@font = 'true')]">

                <xsl:message terminate="yes">

                        <xsl:text>Stylesheet fontfinder.xsl processing TETML for document '</xsl:text>

                        <xsl:value-of select="tet:TET/tet:Document/@filename" />

                        <xsl:text>': this stylesheet requires font info in TETML. </xsl:text>

                        <xsl:text>Create the input in page mode "glyph" or "wordplus".</xsl:text>




        <!-- Iterate over all fonts in the document. -->

        <xsl:for-each select="tet:TET/tet:Document/tet:Pages/tet:Resources/tet:Fonts/tet:Font">

            <xsl:variable name="current-font-id" select="@id" />


            <!-- Leave an empty line after each font block. -->

            <xsl:if test="position() != 1">




            <!-- Print header for current font. -->

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

            <xsl:text> used on:&#xa;</xsl:text>


            <!-- Select all pages in the document where the current font occurs. -->

            <xsl:for-each select="ancestor::tet:Pages[1]/tet:Page[.//tet:Word[tet:Box/tet:Glyph/@font = $current-font-id]]">

                <!-- Header for each page. -->

                <xsl:text>page </xsl:text>

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



                <!-- Select all words in the page that refer to the current font. -->

                <xsl:for-each select=".//tet:Word[tet:Box/tet:Glyph/@font = $current-font-id]">

                    <xsl:variable name="font-index" select="position() - 1" />


                        Separate coordinates within line by commata, and begin a

                        new line after each eighth coordinate.



                        <xsl:when test="$font-index = 0" />

                        <xsl:when test="$font-index mod 8 = 0">




                            <xsl:text>, </xsl:text>




                    <!-- Print lower left coordinates. -->


                    <xsl:value-of select="round(tet:Box/@llx)" />

                    <xsl:text>, </xsl:text>

                    <xsl:value-of select="round(tet:Box/@lly)" />