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<?xml version="1.0" standalone="no"?>
<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.1.2//EN"
"http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd">
<refentry id="class-pangofontset">
<refnamediv>
<refname>pango.Fontset</refname>
<refpurpose>an object containing a set of <link
linkend="class-pangofont"><classname>pango.Font</classname></link>
objects.</refpurpose>
</refnamediv>
<refsect1>
<title>Synopsis</title>
<classsynopsis language="python">
<ooclass><classname>pango.Fontset</classname></ooclass>
<ooclass><classname><link
linkend="class-gobject">gobject.GObject</link></classname></ooclass>
<methodsynopsis language="python">
<methodname><link
linkend="method-pangofontset--get-font">get_font</link></methodname>
<methodparam><parameter role="keyword">wc</parameter></methodparam>
</methodsynopsis>
<methodsynopsis language="python">
<methodname><link
linkend="method-pangofontset--get-metrics">get_metrics</link></methodname>
<methodparam></methodparam>
</methodsynopsis>
<methodsynopsis language="python">
<methodname><link
linkend="method-pangofontset--foreach">foreach</link></methodname>
<methodparam><parameter role="keyword">func</parameter></methodparam>
<methodparam><parameter role="keyword">data</parameter><initializer>None</initializer></methodparam>
</methodsynopsis>
</classsynopsis>
</refsect1>
<refsect1>
<title>Ancestry</title>
<synopsis>+-- <link linkend="class-gobject">gobject.GObject</link>
+-- <link linkend="class-pangofontset">pango.Fontset</link>
</synopsis>
</refsect1>
<refsect1>
<title>Description</title>
<para>A <link
linkend="class-pangofontset"><classname>pango.Fontset</classname></link>
object holds a set of <link
linkend="class-pangofont"><classname>pango.Font</classname></link> objects.
A <link
linkend="class-pangofontset"><classname>pango.FontSet</classname></link>
object is returned from the following methods:</para>
<itemizedlist>
<listitem>
<simpara><link
linkend="method-pangocontext--load-fontset"><methodname>pango.Context.load_fontset</methodname>()</link></simpara>
</listitem>
<listitem>
<simpara><link
linkend="method-pangofontmap--load-fontset"><methodname>pango.FontMap.load_fontset</methodname>()</link></simpara>
</listitem>
</itemizedlist>
</refsect1>
<refsect1>
<title>Methods</title>
<refsect2 id="method-pangofontset--get-font">
<title>pango.Fontset.get_font</title>
<programlisting><methodsynopsis language="python">
<methodname>get_font</methodname>
<methodparam><parameter
role="keyword">wc</parameter></methodparam>
</methodsynopsis></programlisting>
<variablelist>
<varlistentry>
<term><parameter role="keyword">wc</parameter> :</term>
<listitem><simpara>a unicode character</simpara></listitem>
</varlistentry>
<varlistentry>
<term><emphasis>Returns</emphasis> :</term>
<listitem><simpara>a <link
linkend="class-pangofont"><classname>pango.Font</classname></link>.</simpara></listitem>
</varlistentry>
</variablelist>
<para>The <methodname>get_font</methodname>() method returns the <link
linkend="class-pangofont"><classname>pango.Font</classname></link> in the
fontset that contains the best glyph for the unicode character specified by
<parameter>wc</parameter>.</para>
</refsect2>
<refsect2 id="method-pangofontset--get-metrics">
<title>pango.Fontset.get_metrics</title>
<programlisting><methodsynopsis language="python">
<methodname>get_metrics</methodname>
<methodparam></methodparam> </methodsynopsis></programlisting>
<variablelist>
<varlistentry>
<term><emphasis>Returns</emphasis> :</term>
<listitem><simpara>a <link
linkend="class-pangofontmetrics"><classname>pango.FontMetrics</classname></link>
object.</simpara></listitem>
</varlistentry>
</variablelist>
<para>The <methodname>get_metrics</methodname>() method returns a
<link
linkend="class-pangofontmetrics"><classname>pango.FontMetrics</classname></link>
object that contains the overall metric information for the fonts in the
fontset.</para>
</refsect2>
<refsect2 id="method-pangofontset--foreach">
<title>pango.Fontset.foreach</title>
<programlisting><methodsynopsis language="python">
<methodname>foreach</methodname>
<methodparam><parameter role="keyword">func</parameter></methodparam>
<methodparam><parameter role="keyword">data</parameter><initializer>None</initializer></methodparam>
</methodsynopsis></programlisting>
<variablelist>
<varlistentry>
<term><parameter role="keyword">func</parameter> :</term>
<listitem><simpara>a callback function</simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter role="keyword">data</parameter> :</term>
<listitem><simpara>user data to pass to
<parameter>func</parameter></simpara></listitem>
</varlistentry>
</variablelist>
<note>
<para>This method is available in PyGTK 2.4 and above.</para>
</note>
<para>The <methodname>foreach</methodname>() method invokes the
function specified by <parameter>func</parameter> on each <link
linkend="class-pangofont"><classname>pango.Font</classname></link> of the
font set passing it the optional user data specified by
<parameter>data</parameter>. The signature of <parameter>func</parameter>
is:</para>
<programlisting>
def func(fontset, font, user_data)
</programlisting>
<para>where <parameter>fontset</parameter> is the <link
linkend="class-pangofontset"><classname>pango.Fontset</classname></link>
containing the <link
linkend="class-pangofont"><classname>pango.Font</classname></link>
<parameter>font</parameter> and <parameter>user_data</parameter> is
<parameter>data</parameter></para>
</refsect2>
</refsect1>
</refentry>
|
