glfs/general/graphlib/harfbuzz.xml

<?xml version="1.0" encoding="ISO-8859-1"?>
<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
   "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
  <!ENTITY % general-entities SYSTEM "../../general.ent">
  %general-entities;

  <!ENTITY harfbuzz-download-http
           "http://www.freedesktop.org/software/harfbuzz/release/harfbuzz-&harfbuzz-version;.tar.bz2">
  <!ENTITY harfbuzz-download-ftp  " ">
  <!ENTITY harfbuzz-md5sum        "2256fd144c936936db9c92e77510a011">
  <!ENTITY harfbuzz-size          "1.2 MB">
  <!ENTITY harfbuzz-buildsize     "32 MB (with tests)">
  <!ENTITY harfbuzz-time          "0.3 SBU (with tests)">
]>

<sect1 id="harfbuzz" xreflabel="Harfbuzz-&harfbuzz-version;">
  <?dbhtml filename="harfbuzz.html"?>

  <sect1info>
    <othername>$LastChangedBy$</othername>
    <date>$Date$</date>
  </sect1info>

  <title>Harfbuzz-&harfbuzz-version;</title>

  <indexterm zone="harfbuzz">
    <primary sortas="a-Harfbuzz">Harfbuzz</primary>
  </indexterm>

  <sect2 role="package">
    <title>Introduction to Harfbuzz</title>

    <para>
      The <application>Harfbuzz</application> package contains an OpenType text
      shaping engine.
    </para>

    &lfs78_checked;

    <bridgehead renderas="sect3">Package Information</bridgehead>
    <itemizedlist spacing="compact">
      <listitem>
        <para>
          Download (HTTP): <ulink url="&harfbuzz-download-http;"/>
        </para>
      </listitem>
      <listitem>
        <para>
          Download (FTP): <ulink url="&harfbuzz-download-ftp;"/>
        </para>
      </listitem>
      <listitem>
        <para>
          Download MD5 sum: &harfbuzz-md5sum;
        </para>
      </listitem>
      <listitem>
        <para>
          Download size: &harfbuzz-size;
        </para>
      </listitem>
      <listitem>
        <para>
          Estimated disk space required: &harfbuzz-buildsize;
        </para>
      </listitem>
      <listitem>
        <para>
          Estimated build time: &harfbuzz-time;
        </para>
      </listitem>
    </itemizedlist>

    <bridgehead renderas="sect3">Harfbuzz Dependencies</bridgehead>

    <bridgehead renderas="sect4">Recommended</bridgehead>
    <para role="recommended">
      <xref linkend="glib2"/> (required for Pango),
      <xref linkend="icu"/> and
      <xref linkend="freetype2"/>
      (after <xref linkend="harfbuzz"/> is installed, reinstall
      <xref linkend="freetype2"/>)
    </para>

    <bridgehead renderas="sect4">Optional</bridgehead>
    <para role="optional">
      <xref linkend="cairo"/>,
      <xref linkend="gobject-introspection"/>,
      <xref linkend="gtk-doc"/>, and
      <xref linkend="graphite2"/>
    </para>

    <warning>
      <para>
        Recommended dependencies are not strictly required to build
        the package. However, you might not get expected results at
        runtime if you don't install them. Please do not report bugs
        with this package if you <emphasis>have not</emphasis>
        installed the recommended dependencies.
      </para>
    </warning>

    <para condition="html" role="usernotes">
      User Notes: <ulink url="&blfs-wiki;/harfbuzz"/>
    </para>
  </sect2>

  <sect2 role="installation">
    <title>Installation of Harfbuzz</title>

    <para>
      Install <application>Harfbuzz</application> by running the following
      commands:
    </para>

<screen><userinput>./configure --prefix=/usr --with-gobject &amp;&amp;
make</userinput></screen>

    <para>
      If you wish to execute the test suite, fix one test that fails:
    </para>

<screen><userinput>sed -e 's/2048/4352/' \
    -i test/shaping/tests/fuzzed.tests</userinput></screen>

    <para>
      To test the results, issue: <command>make check</command>.
    </para>

    <para>
      Now, as the <systemitem class="username">root</systemitem> user:
    </para>

<screen role="root"><userinput>make install</userinput></screen>
  </sect2>

  <sect2 role="commands">
    <title>Command Explanations</title>

    <para>
      <parameter>--with-gobject</parameter>: This switch enables building
      of the <application>Harfbuzz</application> GObject wrapper. Remove
      it if you did not install <application>GLib</application>.
    </para>

    <para>
      <option>--with-graphite2</option>: This switch enables
      <application>Graphite2</application> support.
    </para>

    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
      href="../../xincludes/gtk-doc-rebuild.xml"/>

  </sect2>

  <sect2 role="content">
    <title>Contents</title>

    <segmentedlist>
      <segtitle>Installed Programs</segtitle>
      <segtitle>Installed Libraries</segtitle>
      <segtitle>Installed Directories</segtitle>

      <seglistitem>
        <seg>
          hb-ot-shape-closure, hb-shape, and
          hb-view (only if cairo is installed)
        </seg>
        <seg>
          libharfbuzz.so, libharfbuzz-gobject.so and libharfbuzz-icu.so
        </seg>
        <seg>
          /usr/{include,share/gtk-doc/html}/harfbuzz
        </seg>
      </seglistitem>
    </segmentedlist>

    <variablelist>
      <bridgehead renderas="sect3">Short Descriptions</bridgehead>
      <?dbfo list-presentation="list"?>
      <?dbhtml list-presentation="table"?>

     <varlistentry id="hb-ot-shape-closure">
        <term><command>hb-ot-shape-closure</command></term>
        <listitem>
          <para>
            gives the set of characters contained in a string, represented as
            single characters and/or single character names. Example:
            <command>hb-ot-shape-closure
              /usr/share/fonts/dejavu/DejaVuSans.ttf "Hello World."</command>.
          </para>
          <indexterm zone="harfbuzz hb-ot-shape-closure">
            <primary sortas="b-hb-ot-shape-closure">hb-ot-shape-closure</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="hb-shape">
        <term><command>hb-shape</command></term>
        <listitem>
          <para>
            is used for the conversion of text strings into positioned glyphs.
          </para>
          <indexterm zone="harfbuzz hb-shape">
            <primary sortas="b-hb-shape">hb-shape</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="hb-view">
        <term><command>hb-view</command></term>
        <listitem>
          <para>
            may be used for a graphical view of a string shape, using a
            particular font, as a set of glyphs. Output format is automatically
            defined by the file extension, the supported ones being
            ansi/png/svg/pdf/ps/eps. Example:
            <command>hb-view --output-file=hello.png
              /usr/share/fonts/dejavu/DejaVuSans.ttf "Hello World."</command>.
          </para>
          <indexterm zone="harfbuzz hb-view">
            <primary sortas="b-hb-view">hb-view</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="libharfbuzz">
        <term><filename class="libraryfile">libharfbuzz.so</filename></term>
        <listitem>
          <para>
            contains functions for complex text shaping.
          </para>
          <indexterm zone="harfbuzz libharfbuzz">
            <primary sortas="c-libharfbuzz">libharfbuzz.so</primary>
          </indexterm>
        </listitem>
      </varlistentry>

    </variablelist>

  </sect2>

</sect1>