[feeb99a] | 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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[6732c094] | 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
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| 3 | "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
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[feeb99a] | 4 | <!ENTITY % general-entities SYSTEM "../../general.ent">
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| 5 | %general-entities;
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| 6 |
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[913050c] | 7 | <!ENTITY pango-download-http "&gnome-download-http;/pango/&pango-minor;/pango-&pango-version;.tar.xz">
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| 8 | <!ENTITY pango-download-ftp "&gnome-download-ftp;/pango/&pango-minor;/pango-&pango-version;.tar.xz">
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[37b4c15] | 9 | <!ENTITY pango-md5sum "fd4b0b23915d6a0255317f811bea4215">
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[ac451b9] | 10 | <!ENTITY pango-size "4.1 MB">
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[0eabe98] | 11 | <!ENTITY pango-buildsize "47 MB (with tests)">
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[277c3903] | 12 | <!ENTITY pango-time "0.1 SBU (Using parallelism=4; with tests)">
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[feeb99a] | 13 | ]>
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| 14 |
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[7f8bd51] | 15 | <sect1 id="pango" xreflabel="Pango-&pango-version;">
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[10e9ab7] | 16 | <?dbhtml filename="pango.html" ?>
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| 17 |
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| 18 |
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| 19 | <title>Pango-&pango-version;</title>
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| 20 |
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| 21 | <indexterm zone="pango">
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| 22 | <primary sortas="a-Pango">Pango</primary>
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[a54950b] | 23 | </indexterm>
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[10e9ab7] | 24 |
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[4e82a189] | 25 | <sect2 role="package">
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[10e9ab7] | 26 | <title>Introduction to Pango</title>
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| 27 |
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[b83d289] | 28 | <para>
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| 29 | <application>Pango</application> is a library for laying out and rendering
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[f68e46f] | 30 | text, with an emphasis on internationalization. It can be used anywhere
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[d356833] | 31 | that text layout is needed, though most of the work on
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| 32 | <application>Pango</application> so far has been done in the context of
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| 33 | the <application>GTK+</application> widget toolkit.
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[b83d289] | 34 | </para>
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[10e9ab7] | 35 |
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[d8fd588] | 36 | &lfs112_checked;
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[cf5c88ca] | 37 |
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[10e9ab7] | 38 | <bridgehead renderas="sect3">Package Information</bridgehead>
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| 39 | <itemizedlist spacing="compact">
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| 40 | <listitem>
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[a2912ff] | 41 | <para>
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| 42 | Download (HTTP): <ulink url="&pango-download-http;"/>
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| 43 | </para>
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[10e9ab7] | 44 | </listitem>
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| 45 | <listitem>
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[a2912ff] | 46 | <para>
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| 47 | Download (FTP): <ulink url="&pango-download-ftp;"/>
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| 48 | </para>
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[10e9ab7] | 49 | </listitem>
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| 50 | <listitem>
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[a2912ff] | 51 | <para>
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| 52 | Download MD5 sum: &pango-md5sum;
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| 53 | </para>
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[10e9ab7] | 54 | </listitem>
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| 55 | <listitem>
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[a2912ff] | 56 | <para>
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| 57 | Download size: &pango-size;
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| 58 | </para>
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[10e9ab7] | 59 | </listitem>
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| 60 | <listitem>
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[a2912ff] | 61 | <para>
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| 62 | Estimated disk space required: &pango-buildsize;
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| 63 | </para>
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[10e9ab7] | 64 | </listitem>
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| 65 | <listitem>
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[a2912ff] | 66 | <para>
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| 67 | Estimated build time: &pango-time;
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| 68 | </para>
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[10e9ab7] | 69 | </listitem>
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| 70 | </itemizedlist>
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| 71 |
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| 72 | <bridgehead renderas="sect3">Pango Dependencies</bridgehead>
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| 73 |
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[a2912ff] | 74 | <bridgehead renderas="sect4">Required</bridgehead>
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[b8a081c] | 75 | <para role="required">
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[c870dc3] | 76 | <xref linkend="fontconfig"/> (must be built with
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[b1c9a4b] | 77 | <xref linkend="freetype2"/> using <xref linkend="harfbuzz"/>),
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| 78 | <xref linkend="fribidi"/>, and
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[8558044] | 79 | <xref linkend="glib2"/>
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[b1c9a4b] | 80 |
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[cba59986] | 81 | </para>
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| 82 |
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| 83 | <bridgehead renderas="sect4">Recommended</bridgehead>
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| 84 | <para role="recommended">
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[daf08a9] | 85 | <xref linkend="cairo"/>,
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| 86 | <xref linkend="gobject-introspection"/> (Required if building GNOME), and
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[b83d289] | 87 | <xref linkend="xorg7-lib"/>
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[9bdf4118] | 88 | </para>
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| 89 |
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[fcf1326d] | 90 | <bridgehead renderas="sect4">Optional</bridgehead>
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[b8a081c] | 91 | <para role="optional">
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[9583e9c8] | 92 | <xref linkend="cantarell-fonts"/> (for tests),
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[a8e1b4ab] | 93 | <!--<xref linkend="gtk-doc"/>,-->
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[de5db85] | 94 | <xref linkend="sysprof"/>,
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[f56d2e7] | 95 | <xref linkend="gi-docgen"/> (to generate documentation),
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[579bdb04] | 96 | <ulink url="https://ftpmirror.gnu.org/gnu/help2man">help2man</ulink>, and
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[e180a646] | 97 | <ulink url="https://linux.thai.net/projects/libthai">libthai</ulink>
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[fcf1326d] | 98 | </para>
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[10e9ab7] | 99 |
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[b83d289] | 100 | <para condition="html" role="usernotes">
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| 101 | User Notes: <ulink url="&blfs-wiki;/pango"/>
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| 102 | </para>
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[10e9ab7] | 103 | </sect2>
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| 104 |
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| 105 | <sect2 role="installation">
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| 106 | <title>Installation of Pango</title>
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| 107 |
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[6412a2e] | 108 | <para>Fix the installation directory of API documentation:</para>
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| 109 |
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| 110 | <screen><userinput>sed "/docs_dir =/s@\$@ / 'pango-&pango-version;'@" -i docs/meson.build</userinput></screen>
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| 111 |
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[b83d289] | 112 | <para>
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| 113 | Install <application>Pango</application> by running the following
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| 114 | commands:
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| 115 | </para>
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[10e9ab7] | 116 |
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[0801260f] | 117 | <screen><userinput>mkdir build &&
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[42e4ab5a] | 118 | cd build &&
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| 119 |
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[a8e1b4ab] | 120 | meson --prefix=/usr --buildtype=release --wrap-mode=nofallback .. &&
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[42e4ab5a] | 121 | ninja</userinput></screen>
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[10e9ab7] | 122 |
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[b83d289] | 123 | <para>
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[277c3903] | 124 | To test the results, issue: <command>ninja test</command>. Two tests,
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| 125 | <filename>test-font</filename> and
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[0ed6f34] | 126 | <filename>test-layout</filename>
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[277c3903] | 127 | <!--<filename>test-itemize</filename>, are--> are known to fail. <!--if
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[0ed6f34] | 128 | <xref linkend="cantarell-fonts"/> are not installed.-->
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[913050c] | 129 | <!-- the other problematic tests get skipped now -->
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[277c3903] | 130 | <!-- Even with cantarell-fonts, pango-1.50.9 test-font fails again. -->
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[cf5c88ca] | 131 | </para>
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[394cd759] | 132 |
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[b83d289] | 133 | <para>
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| 134 | Now, as the <systemitem class="username">root</systemitem> user:
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| 135 | </para>
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[10e9ab7] | 136 |
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[272f28b] | 137 | <screen role="root"><userinput>ninja install</userinput></screen>
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| 138 |
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| 139 | <!--
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| 140 | This requires the external help2man program to generate pango-view.1. The version
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| 141 | from lsb_release is insufficient. I'm not sure if the command below is needed
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| 142 | or not if the newer help2man is present. - Bruce
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| 143 |
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| 144 | install -vm 644 ../utils/pango-view.1.in /usr/share/man/man1/pango-view.1</userinput></screen>
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| 145 | -->
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[28b61748] | 146 |
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| 147 | </sect2>
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| 148 |
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[10e9ab7] | 149 | <sect2 role="commands">
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| 150 | <title>Command Explanations</title>
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| 151 |
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[adf17153] | 152 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 153 | href="../../xincludes/meson-buildtype-release.xml"/>
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| 154 |
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[daf08a9] | 155 | <para>
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[f56d2e7] | 156 | <option>-Dgtk_doc=true</option>: Although the default value of this
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| 157 | option is <option>false</option>, the API documentation will be rebuilt
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| 158 | and installed if <xref linkend="gi-docgen"/> is available, either
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[712da35] | 159 | as a meson submodule (see below the <option>--wrap-mode</option> option)
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[f56d2e7] | 160 | or on the system. The only difference when setting this option to
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| 161 | <option>true</option> is that meson exits with in error if gi-docgen
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| 162 | is not available.
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| 163 | </para>
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[daf08a9] | 164 |
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| 165 | <para>
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[85c951d] | 166 | <option>-Dintrospection=disabled</option>: Use this switch if you do not
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[b6d42b9] | 167 | want to use <xref linkend="gobject-introspection"/>.
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[42e4ab5a] | 168 | </para>
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[2ffe965] | 169 |
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[a8e1b4ab] | 170 | <!-- gi-docgen can get installed without this, if deps exist -->
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[04e742e] | 171 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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[a8e1b4ab] | 172 | href="../../xincludes/meson-wrap-nofallback.xml"/>
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| 173 |
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[10e9ab7] | 174 | </sect2>
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| 175 |
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| 176 | <sect2 role="configuration">
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| 177 | <title>Configuring Pango</title>
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| 178 |
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| 179 | <sect3 id="pango-config">
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| 180 | <title>Config Files</title>
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| 181 |
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[b83d289] | 182 | <para>
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| 183 | <filename>/etc/pango/pangorc</filename>, <filename>~/.pangorc</filename>
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| 184 | and the file specified in the environment variable
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| 185 | <envar>PANGO_RC_FILE</envar>
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| 186 | </para>
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[10e9ab7] | 187 |
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| 188 | <indexterm zone="pango pango-config">
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| 189 | <primary sortas="e-etc-pango-pangorc">/etc/pango/pangorc</primary>
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| 190 | </indexterm>
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| 191 |
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| 192 | <indexterm zone="pango pango-config">
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| 193 | <primary sortas="e-AA.pangorc">~/.pangorc</primary>
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| 194 | </indexterm>
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| 195 | </sect3>
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[c870dc3] | 196 | <!--
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[10e9ab7] | 197 | <sect3>
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| 198 | <title>Configuration Information</title>
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| 199 |
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[b83d289] | 200 | <para>
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| 201 | The <application>Pango</application> module path is specified by the key
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| 202 | <userinput><parameter>Pango/ModulesPath</parameter></userinput> in the
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| 203 | <application>Pango</application> config database, which is read from the
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| 204 | config files listed above.
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| 205 | </para>
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[d356833] | 206 |
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[c870dc3] | 207 | </sect3>-->
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[d356833] | 208 |
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[10e9ab7] | 209 | </sect2>
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| 210 |
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| 211 | <sect2 role="content">
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| 212 | <title>Contents</title>
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| 213 |
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| 214 | <segmentedlist>
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[b3949ca3] | 215 | <segtitle>Installed Programs</segtitle>
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[10e9ab7] | 216 | <segtitle>Installed Libraries</segtitle>
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| 217 | <segtitle>Installed Directories</segtitle>
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| 218 |
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| 219 | <seglistitem>
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[fcf1326d] | 220 | <seg>
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[8558044] | 221 | pango-list, pango-segmentation, and pango-view
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[a2912ff] | 222 | </seg>
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| 223 | <seg>
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[28b61748] | 224 | libpango-1.0.so, libpangocairo-1.0.so, libpangoft2-1.0.so,
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[feb1a649] | 225 | and libpangoxft-1.0.so
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[fcf1326d] | 226 | </seg>
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| 227 | <seg>
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[6412a2e] | 228 | /usr/include/pango-1.0 and
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| 229 | /usr/share/doc/pango-&pango-version; (if gi-docgen is available)
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[fcf1326d] | 230 | </seg>
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[10e9ab7] | 231 | </seglistitem>
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| 232 | </segmentedlist>
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| 233 |
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| 234 | <variablelist>
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| 235 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 236 | <?dbfo list-presentation="list"?>
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| 237 | <?dbhtml list-presentation="table"?>
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[6b601a7b] | 238 |
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| 239 | <varlistentry id="pango-list">
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| 240 | <term><command>pango-list</command></term>
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| 241 | <listitem>
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| 242 | <para>
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| 243 | displays a list of fonts that <application>Pango</application>
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[4c24eb0a] | 244 | can use that are currently installed on the system
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[6b601a7b] | 245 | </para>
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| 246 | <indexterm zone="pango pango-list">
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| 247 | <primary sortas="b-pango-list">pango-list</primary>
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| 248 | </indexterm>
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| 249 | </listitem>
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| 250 | </varlistentry>
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[a4586ac9] | 251 |
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| 252 | <varlistentry id="pango-segmentation">
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| 253 | <term><command>pango-segmentation</command></term>
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| 254 | <listitem>
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| 255 | <para>
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| 256 | shows text segmentation as determined by Pango.
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| 257 | </para>
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| 258 | <indexterm zone="pango pango-segmentation">
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| 259 | <primary sortas="b-pango-segmentation">pango-segmentation</primary>
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| 260 | </indexterm>
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| 261 | </listitem>
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| 262 | </varlistentry>
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[10e9ab7] | 263 |
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[cf5c88ca] | 264 | <varlistentry id="pango-view">
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| 265 | <term><command>pango-view</command></term>
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| 266 | <listitem>
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[b83d289] | 267 | <para>
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[38d6a79] | 268 | renders a given text file through <application>Pango</application>
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[4c24eb0a] | 269 | for viewing purposes
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[b83d289] | 270 | </para>
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[cf5c88ca] | 271 | <indexterm zone="pango pango-view">
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| 272 | <primary sortas="b-pango-view">pango-view</primary>
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| 273 | </indexterm>
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| 274 | </listitem>
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| 275 | </varlistentry>
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| 276 |
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[d356833] | 277 | <varlistentry id="libpango-1">
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| 278 | <term><filename class="libraryfile">libpango-1.0.so</filename></term>
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[10e9ab7] | 279 | <listitem>
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[b83d289] | 280 | <para>
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[2f12da13] | 281 | contains low level layout rendering routines, a high level driver for
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[b83d289] | 282 | laying out entire blocks of text, and routines to assist in editing
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[4c24eb0a] | 283 | internationalized text
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[b83d289] | 284 | </para>
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[d356833] | 285 | <indexterm zone="pango libpango-1">
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| 286 | <primary sortas="c-libpango-1">libpango-1.0.so</primary>
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[10e9ab7] | 287 | </indexterm>
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| 288 | </listitem>
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| 289 | </varlistentry>
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[a2912ff] | 290 |
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[10e9ab7] | 291 | </variablelist>
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[a2912ff] | 292 |
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[10e9ab7] | 293 | </sect2>
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[a2912ff] | 294 |
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[f45b1953] | 295 | </sect1>
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