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<td valign="top">
<h2><span class="refentrytitle"><a name="pango-Miscellaneous-Utilities.top_of_page"></a>Miscellaneous Utilities</span></h2>
<p>Miscellaneous Utilities — Various convenience and utility functions</p>
</td>
<td class="gallery_image" valign="top" align="right"></td>
</tr></table></div>
<div class="refsect1">
<a name="pango-Miscellaneous-Utilities.functions"></a><h2>Functions</h2>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="functions_return">
<col class="functions_name">
</colgroup>
<tbody>
<tr>
<td class="function_type">
<span class="returnvalue">char</span> **
</td>
<td class="function_name">
<a class="link" href="pango-Miscellaneous-Utilities.html#pango-split-file-list" title="pango_split_file_list ()">pango_split_file_list</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">char</span> *
</td>
<td class="function_name">
<a class="link" href="pango-Miscellaneous-Utilities.html#pango-trim-string" title="pango_trim_string ()">pango_trim_string</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="returnvalue">gint</span></a>
</td>
<td class="function_name">
<a class="link" href="pango-Miscellaneous-Utilities.html#pango-read-line" title="pango_read_line ()">pango_read_line</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
</td>
<td class="function_name">
<a class="link" href="pango-Miscellaneous-Utilities.html#pango-skip-space" title="pango_skip_space ()">pango_skip_space</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
</td>
<td class="function_name">
<a class="link" href="pango-Miscellaneous-Utilities.html#pango-scan-word" title="pango_scan_word ()">pango_scan_word</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
</td>
<td class="function_name">
<a class="link" href="pango-Miscellaneous-Utilities.html#pango-scan-string" title="pango_scan_string ()">pango_scan_string</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
</td>
<td class="function_name">
<a class="link" href="pango-Miscellaneous-Utilities.html#pango-scan-int" title="pango_scan_int ()">pango_scan_int</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">char</span> *
</td>
<td class="function_name">
<a class="link" href="pango-Miscellaneous-Utilities.html#pango-config-key-get" title="pango_config_key_get ()">pango_config_key_get</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">char</span> *
</td>
<td class="function_name">
<a class="link" href="pango-Miscellaneous-Utilities.html#pango-config-key-get-system" title="pango_config_key_get_system ()">pango_config_key_get_system</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="pango-Miscellaneous-Utilities.html#pango-lookup-aliases" title="pango_lookup_aliases ()">pango_lookup_aliases</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
</td>
<td class="function_name">
<a class="link" href="pango-Miscellaneous-Utilities.html#pango-parse-enum" title="pango_parse_enum ()">pango_parse_enum</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
</td>
<td class="function_name">
<a class="link" href="pango-Miscellaneous-Utilities.html#pango-parse-style" title="pango_parse_style ()">pango_parse_style</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
</td>
<td class="function_name">
<a class="link" href="pango-Miscellaneous-Utilities.html#pango-parse-variant" title="pango_parse_variant ()">pango_parse_variant</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
</td>
<td class="function_name">
<a class="link" href="pango-Miscellaneous-Utilities.html#pango-parse-weight" title="pango_parse_weight ()">pango_parse_weight</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
</td>
<td class="function_name">
<a class="link" href="pango-Miscellaneous-Utilities.html#pango-parse-stretch" title="pango_parse_stretch ()">pango_parse_stretch</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">const <span class="returnvalue">char</span> *
</td>
<td class="function_name">
<a class="link" href="pango-Miscellaneous-Utilities.html#pango-get-sysconf-subdirectory" title="pango_get_sysconf_subdirectory ()">pango_get_sysconf_subdirectory</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">const <span class="returnvalue">char</span> *
</td>
<td class="function_name">
<a class="link" href="pango-Miscellaneous-Utilities.html#pango-get-lib-subdirectory" title="pango_get_lib_subdirectory ()">pango_get_lib_subdirectory</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint8"><span class="returnvalue">guint8</span></a> *
</td>
<td class="function_name">
<a class="link" href="pango-Miscellaneous-Utilities.html#pango-log2vis-get-embedding-levels" title="pango_log2vis_get_embedding_levels ()">pango_log2vis_get_embedding_levels</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
</td>
<td class="function_name">
<a class="link" href="pango-Miscellaneous-Utilities.html#pango-is-zero-width" title="pango_is_zero_width ()">pango_is_zero_width</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="pango-Miscellaneous-Utilities.html#pango-quantize-line-geometry" title="pango_quantize_line_geometry ()">pango_quantize_line_geometry</a> <span class="c_punctuation">()</span>
</td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect1">
<a name="pango-Miscellaneous-Utilities.description"></a><h2>Description</h2>
<p>The functions and utilities in this section are mostly used from Pango
backends and modules, but may be useful for other purposes too.</p>
</div>
<div class="refsect1">
<a name="pango-Miscellaneous-Utilities.functions_details"></a><h2>Functions</h2>
<div class="refsect2">
<a name="pango-split-file-list"></a><h3>pango_split_file_list ()</h3>
<pre class="programlisting"><span class="returnvalue">char</span> **
pango_split_file_list (<em class="parameter"><code>const <span class="type">char</span> *str</code></em>);</pre>
<p>Splits a <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#G-SEARCHPATH-SEPARATOR:CAPS"><code class="literal">G_SEARCHPATH_SEPARATOR</code></a>-separated list of files, stripping
white space and substituting ~/ with $HOME/.</p>
<div class="refsect3">
<a name="id-1.4.12.5.2.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>str</p></td>
<td class="parameter_description"><p>a <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#G-SEARCHPATH-SEPARATOR:CAPS"><code class="literal">G_SEARCHPATH_SEPARATOR</code></a> separated list of filenames</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.4.12.5.2.6"></a><h4>Returns</h4>
<p> a list of
strings to be freed with <a href="http://library.gnome.org/devel/glib/unstable/glib-String-Utility-Functions.html#g-strfreev"><code class="function">g_strfreev()</code></a>. </p>
<p><span class="annotation">[<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>][<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> zero-terminated=1]</span></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="pango-trim-string"></a><h3>pango_trim_string ()</h3>
<pre class="programlisting"><span class="returnvalue">char</span> *
pango_trim_string (<em class="parameter"><code>const <span class="type">char</span> *str</code></em>);</pre>
<p>Trims leading and trailing whitespace from a string.</p>
<div class="refsect3">
<a name="id-1.4.12.5.3.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>str</p></td>
<td class="parameter_description"><p>a string</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.4.12.5.3.6"></a><h4>Returns</h4>
<p> A newly-allocated string that must be freed with <a href="http://library.gnome.org/devel/glib/unstable/glib-Memory-Allocation.html#g-free"><code class="function">g_free()</code></a></p>
<p></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="pango-read-line"></a><h3>pango_read_line ()</h3>
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="returnvalue">gint</span></a>
pango_read_line (<em class="parameter"><code><span class="type">FILE</span> *stream</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Strings.html#GString"><span class="type">GString</span></a> *str</code></em>);</pre>
<p>Reads an entire line from a file into a buffer. Lines may
be delimited with '\n', '\r', '\n\r', or '\r\n'. The delimiter
is not written into the buffer. Text after a '#' character is treated as
a comment and skipped. '\' can be used to escape a # character.
'\' proceeding a line delimiter combines adjacent lines. A '\' proceeding
any other character is ignored and written into the output buffer
unmodified.</p>
<div class="refsect3">
<a name="id-1.4.12.5.4.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>stream</p></td>
<td class="parameter_description"><p>a stdio stream</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>str</p></td>
<td class="parameter_description"><p> <a href="http://library.gnome.org/devel/glib/unstable/glib-Strings.html#GString"><span class="type">GString</span></a> buffer into which to write the result. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.4.12.5.4.6"></a><h4>Returns</h4>
<p> 0 if the stream was already at an <code class="literal">EOF</code> character, otherwise
the number of lines read (this is useful for maintaining
a line number counter which doesn't combine lines with '\')</p>
<p></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="pango-skip-space"></a><h3>pango_skip_space ()</h3>
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
pango_skip_space (<em class="parameter"><code>const <span class="type">char</span> **pos</code></em>);</pre>
<p>Skips 0 or more characters of white space.</p>
<div class="refsect3">
<a name="id-1.4.12.5.5.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>pos</p></td>
<td class="parameter_description"><p> in/out string position. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for input and for returning results. Default is transfer full."><span class="acronym">inout</span></acronym>]</span></td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.4.12.5.5.6"></a><h4>Returns</h4>
<p> <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a> if skipping the white space leaves
the position at a '\0' character.</p>
<p></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="pango-scan-word"></a><h3>pango_scan_word ()</h3>
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
pango_scan_word (<em class="parameter"><code>const <span class="type">char</span> **pos</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Strings.html#GString"><span class="type">GString</span></a> *out</code></em>);</pre>
<p>Scans a word into a <a href="http://library.gnome.org/devel/glib/unstable/glib-Strings.html#GString"><span class="type">GString</span></a> buffer. A word consists
of [A-Za-z_] followed by zero or more [A-Za-z_0-9]
Leading white space is skipped.</p>
<div class="refsect3">
<a name="id-1.4.12.5.6.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>pos</p></td>
<td class="parameter_description"><p> in/out string position. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for input and for returning results. Default is transfer full."><span class="acronym">inout</span></acronym>]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>out</p></td>
<td class="parameter_description"><p> a <a href="http://library.gnome.org/devel/glib/unstable/glib-Strings.html#GString"><span class="type">GString</span></a> into which to write the result. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.4.12.5.6.6"></a><h4>Returns</h4>
<p> <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a> if a parse error occurred.</p>
<p></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="pango-scan-string"></a><h3>pango_scan_string ()</h3>
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
pango_scan_string (<em class="parameter"><code>const <span class="type">char</span> **pos</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Strings.html#GString"><span class="type">GString</span></a> *out</code></em>);</pre>
<p>Scans a string into a <a href="http://library.gnome.org/devel/glib/unstable/glib-Strings.html#GString"><span class="type">GString</span></a> buffer. The string may either
be a sequence of non-white-space characters, or a quoted
string with '"'. Instead a quoted string, '\"' represents
a literal quote. Leading white space outside of quotes is skipped.</p>
<div class="refsect3">
<a name="id-1.4.12.5.7.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>pos</p></td>
<td class="parameter_description"><p> in/out string position. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for input and for returning results. Default is transfer full."><span class="acronym">inout</span></acronym>]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>out</p></td>
<td class="parameter_description"><p> a <a href="http://library.gnome.org/devel/glib/unstable/glib-Strings.html#GString"><span class="type">GString</span></a> into which to write the result. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.4.12.5.7.6"></a><h4>Returns</h4>
<p> <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a> if a parse error occurred.</p>
<p></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="pango-scan-int"></a><h3>pango_scan_int ()</h3>
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
pango_scan_int (<em class="parameter"><code>const <span class="type">char</span> **pos</code></em>,
<em class="parameter"><code><span class="type">int</span> *out</code></em>);</pre>
<p>Scans an integer.
Leading white space is skipped.</p>
<div class="refsect3">
<a name="id-1.4.12.5.8.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>pos</p></td>
<td class="parameter_description"><p> in/out string position. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for input and for returning results. Default is transfer full."><span class="acronym">inout</span></acronym>]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>out</p></td>
<td class="parameter_description"><p> an int into which to write the result. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.4.12.5.8.6"></a><h4>Returns</h4>
<p> <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a> if a parse error occurred.</p>
<p></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="pango-config-key-get"></a><h3>pango_config_key_get ()</h3>
<pre class="programlisting"><span class="returnvalue">char</span> *
pango_config_key_get (<em class="parameter"><code>const <span class="type">char</span> *key</code></em>);</pre>
<p>Looks up a key in the Pango config database
(pseudo-win.ini style, read from $sysconfdir/pango/pangorc,
$XDG_CONFIG_HOME/pango/pangorc, and getenv (PANGO_RC_FILE).)</p>
<div class="refsect3">
<a name="id-1.4.12.5.9.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>key</p></td>
<td class="parameter_description"><p>Key to look up, in the form "SECTION/KEY".</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.4.12.5.9.6"></a><h4>Returns</h4>
<p> the value, if found, otherwise <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>. The value is a
newly-allocated string and must be freed with <a href="http://library.gnome.org/devel/glib/unstable/glib-Memory-Allocation.html#g-free"><code class="function">g_free()</code></a>.</p>
<p></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="pango-config-key-get-system"></a><h3>pango_config_key_get_system ()</h3>
<pre class="programlisting"><span class="returnvalue">char</span> *
pango_config_key_get_system (<em class="parameter"><code>const <span class="type">char</span> *key</code></em>);</pre>
<p>Looks up a key, consulting only the Pango system config database
in $sysconfdir/pango/pangorc.</p>
<div class="refsect3">
<a name="id-1.4.12.5.10.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>key</p></td>
<td class="parameter_description"><p>Key to look up, in the form "SECTION/KEY".</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.4.12.5.10.6"></a><h4>Returns</h4>
<p> the value, if found, otherwise <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>. The value is a
newly-allocated string and must be freed with <a href="http://library.gnome.org/devel/glib/unstable/glib-Memory-Allocation.html#g-free"><code class="function">g_free()</code></a>.</p>
<p></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="pango-lookup-aliases"></a><h3>pango_lookup_aliases ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
pango_lookup_aliases (<em class="parameter"><code>const <span class="type">char</span> *fontname</code></em>,
<em class="parameter"><code><span class="type">char</span> ***families</code></em>,
<em class="parameter"><code><span class="type">int</span> *n_families</code></em>);</pre>
<div class="warning">
<p><code class="literal">pango_lookup_aliases</code> has been deprecated since version 1.32 and should not be used in newly-written code.</p>
<p>This function is not thread-safe.</p>
</div>
<p>Look up all user defined aliases for the alias <em class="parameter"><code>fontname</code></em>
.
The resulting font family names will be stored in <em class="parameter"><code>families</code></em>
,
and the number of families in <em class="parameter"><code>n_families</code></em>
.</p>
<div class="refsect3">
<a name="id-1.4.12.5.11.6"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>fontname</p></td>
<td class="parameter_description"><p>an ascii string</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>families</p></td>
<td class="parameter_description"><p> will be set to an array of font family names.
this array is owned by pango and should not be freed. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>][<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> length=n_families]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>n_families</p></td>
<td class="parameter_description"><p> will be set to the length of the <em class="parameter"><code>families</code></em>
array. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="pango-parse-enum"></a><h3>pango_parse_enum ()</h3>
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
pango_parse_enum (<em class="parameter"><code><a href="http://library.gnome.org/devel/gobject/unstable/gobject-Type-Information.html#GType"><span class="type">GType</span></a> type</code></em>,
<em class="parameter"><code>const <span class="type">char</span> *str</code></em>,
<em class="parameter"><code><span class="type">int</span> *value</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> warn</code></em>,
<em class="parameter"><code><span class="type">char</span> **possible_values</code></em>);</pre>
<p>Parses an enum type and stores the result in <em class="parameter"><code>value</code></em>
.</p>
<p>If <em class="parameter"><code>str</code></em>
does not match the nick name of any of the possible values for the
enum and is not an integer, <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a> is returned, a warning is issued
if <em class="parameter"><code>warn</code></em>
is <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a>, and a
string representing the list of possible values is stored in
<em class="parameter"><code>possible_values</code></em>
. The list is slash-separated, eg.
"none/start/middle/end". If failed and <em class="parameter"><code>possible_values</code></em>
is not <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>,
returned string should be freed using <a href="http://library.gnome.org/devel/glib/unstable/glib-Memory-Allocation.html#g-free"><code class="function">g_free()</code></a>.</p>
<div class="refsect3">
<a name="id-1.4.12.5.12.6"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>type</p></td>
<td class="parameter_description"><p>enum type to parse, eg. <a class="link" href="pango-Layout-Objects.html#PANGO-TYPE-ELLIPSIZE-MODE:CAPS" title="PANGO_TYPE_ELLIPSIZE_MODE"><code class="literal">PANGO_TYPE_ELLIPSIZE_MODE</code></a>.</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>str</p></td>
<td class="parameter_description"><p> string to parse. May be <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="NULL is OK, both for passing and for returning."><span class="acronym">allow-none</span></acronym>]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>value</p></td>
<td class="parameter_description"><p> integer to store the result in, or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>][<acronym title="NULL is OK, both for passing and for returning."><span class="acronym">allow-none</span></acronym>]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>warn</p></td>
<td class="parameter_description"><p>if <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a>, issue a <a href="http://library.gnome.org/devel/glib/unstable/glib-Message-Logging.html#g-warning"><code class="function">g_warning()</code></a> on bad input.</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>possible_values</p></td>
<td class="parameter_description"><p> place to store list of possible values on failure, or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>][<acronym title="NULL is OK, both for passing and for returning."><span class="acronym">allow-none</span></acronym>]</span></td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.4.12.5.12.7"></a><h4>Returns</h4>
<p> <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if <em class="parameter"><code>str</code></em>
was successfully parsed.</p>
<p></p>
</div>
<p class="since">Since 1.16</p>
</div>
<hr>
<div class="refsect2">
<a name="pango-parse-style"></a><h3>pango_parse_style ()</h3>
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
pango_parse_style (<em class="parameter"><code>const <span class="type">char</span> *str</code></em>,
<em class="parameter"><code><a class="link" href="pango-Fonts.html#PangoStyle" title="enum PangoStyle"><span class="type">PangoStyle</span></a> *style</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> warn</code></em>);</pre>
<p>Parses a font style. The allowed values are "normal",
"italic" and "oblique", case variations being
ignored.</p>
<div class="refsect3">
<a name="id-1.4.12.5.13.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>str</p></td>
<td class="parameter_description"><p>a string to parse.</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>style</p></td>
<td class="parameter_description"><p> a <a class="link" href="pango-Fonts.html#PangoStyle" title="enum PangoStyle"><span class="type">PangoStyle</span></a> to store the result
in. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Out parameter, where caller must allocate storage."><span class="acronym">out caller-allocates</span></acronym>]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>warn</p></td>
<td class="parameter_description"><p>if <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a>, issue a <a href="http://library.gnome.org/devel/glib/unstable/glib-Message-Logging.html#g-warning"><code class="function">g_warning()</code></a> on bad input.</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.4.12.5.13.6"></a><h4>Returns</h4>
<p> <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if <em class="parameter"><code>str</code></em>
was successfully parsed.</p>
<p></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="pango-parse-variant"></a><h3>pango_parse_variant ()</h3>
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
pango_parse_variant (<em class="parameter"><code>const <span class="type">char</span> *str</code></em>,
<em class="parameter"><code><a class="link" href="pango-Fonts.html#PangoVariant" title="enum PangoVariant"><span class="type">PangoVariant</span></a> *variant</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> warn</code></em>);</pre>
<p>Parses a font variant. The allowed values are "normal"
and "smallcaps" or "small_caps", case variations being
ignored.</p>
<div class="refsect3">
<a name="id-1.4.12.5.14.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>str</p></td>
<td class="parameter_description"><p>a string to parse.</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>variant</p></td>
<td class="parameter_description"><p> a <a class="link" href="pango-Fonts.html#PangoVariant" title="enum PangoVariant"><span class="type">PangoVariant</span></a> to store the
result in. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Out parameter, where caller must allocate storage."><span class="acronym">out caller-allocates</span></acronym>]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>warn</p></td>
<td class="parameter_description"><p>if <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a>, issue a <a href="http://library.gnome.org/devel/glib/unstable/glib-Message-Logging.html#g-warning"><code class="function">g_warning()</code></a> on bad input.</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.4.12.5.14.6"></a><h4>Returns</h4>
<p> <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if <em class="parameter"><code>str</code></em>
was successfully parsed.</p>
<p></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="pango-parse-weight"></a><h3>pango_parse_weight ()</h3>
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
pango_parse_weight (<em class="parameter"><code>const <span class="type">char</span> *str</code></em>,
<em class="parameter"><code><a class="link" href="pango-Fonts.html#PangoWeight" title="enum PangoWeight"><span class="type">PangoWeight</span></a> *weight</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> warn</code></em>);</pre>
<p>Parses a font weight. The allowed values are "heavy",
"ultrabold", "bold", "normal", "light", "ultraleight"
and integers. Case variations are ignored.</p>
<div class="refsect3">
<a name="id-1.4.12.5.15.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>str</p></td>
<td class="parameter_description"><p>a string to parse.</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>weight</p></td>
<td class="parameter_description"><p> a <a class="link" href="pango-Fonts.html#PangoWeight" title="enum PangoWeight"><span class="type">PangoWeight</span></a> to store the result
in. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Out parameter, where caller must allocate storage."><span class="acronym">out caller-allocates</span></acronym>]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>warn</p></td>
<td class="parameter_description"><p>if <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a>, issue a <a href="http://library.gnome.org/devel/glib/unstable/glib-Message-Logging.html#g-warning"><code class="function">g_warning()</code></a> on bad input.</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.4.12.5.15.6"></a><h4>Returns</h4>
<p> <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if <em class="parameter"><code>str</code></em>
was successfully parsed.</p>
<p></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="pango-parse-stretch"></a><h3>pango_parse_stretch ()</h3>
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
pango_parse_stretch (<em class="parameter"><code>const <span class="type">char</span> *str</code></em>,
<em class="parameter"><code><a class="link" href="pango-Fonts.html#PangoStretch" title="enum PangoStretch"><span class="type">PangoStretch</span></a> *stretch</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> warn</code></em>);</pre>
<p>Parses a font stretch. The allowed values are
"ultra_condensed", "extra_condensed", "condensed",
"semi_condensed", "normal", "semi_expanded", "expanded",
"extra_expanded" and "ultra_expanded". Case variations are
ignored and the '_' characters may be omitted.</p>
<div class="refsect3">
<a name="id-1.4.12.5.16.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>str</p></td>
<td class="parameter_description"><p>a string to parse.</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>stretch</p></td>
<td class="parameter_description"><p> a <a class="link" href="pango-Fonts.html#PangoStretch" title="enum PangoStretch"><span class="type">PangoStretch</span></a> to store the
result in. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Out parameter, where caller must allocate storage."><span class="acronym">out caller-allocates</span></acronym>]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>warn</p></td>
<td class="parameter_description"><p>if <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a>, issue a <a href="http://library.gnome.org/devel/glib/unstable/glib-Message-Logging.html#g-warning"><code class="function">g_warning()</code></a> on bad input.</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.4.12.5.16.6"></a><h4>Returns</h4>
<p> <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if <em class="parameter"><code>str</code></em>
was successfully parsed.</p>
<p></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="pango-get-sysconf-subdirectory"></a><h3>pango_get_sysconf_subdirectory ()</h3>
<pre class="programlisting">const <span class="returnvalue">char</span> *
pango_get_sysconf_subdirectory (<em class="parameter"><code><span class="type">void</span></code></em>);</pre>
<p>On Unix, returns the name of the "pango" subdirectory of SYSCONFDIR
(which is set at compile time). On Windows, returns the etc\pango
subdirectory of the Pango installation directory (which is deduced
at run time from the DLL's location).</p>
<div class="refsect3">
<a name="id-1.4.12.5.17.5"></a><h4>Returns</h4>
<p> the Pango sysconf directory. The returned string should
not be freed.</p>
<p></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="pango-get-lib-subdirectory"></a><h3>pango_get_lib_subdirectory ()</h3>
<pre class="programlisting">const <span class="returnvalue">char</span> *
pango_get_lib_subdirectory (<em class="parameter"><code><span class="type">void</span></code></em>);</pre>
<p>On Unix, returns the name of the "pango" subdirectory of LIBDIR
(which is set at compile time). On Windows, returns the lib\pango
subdirectory of the Pango installation directory (which is deduced
at run time from the DLL's location).</p>
<div class="refsect3">
<a name="id-1.4.12.5.18.5"></a><h4>Returns</h4>
<p> the Pango lib directory. The returned string should
not be freed.</p>
<p></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="pango-log2vis-get-embedding-levels"></a><h3>pango_log2vis_get_embedding_levels ()</h3>
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint8"><span class="returnvalue">guint8</span></a> *
pango_log2vis_get_embedding_levels (<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *text</code></em>,
<em class="parameter"><code><span class="type">int</span> length</code></em>,
<em class="parameter"><code><a class="link" href="pango-Bidirectional-Text.html#PangoDirection" title="enum PangoDirection"><span class="type">PangoDirection</span></a> *pbase_dir</code></em>);</pre>
<p>This will return the bidirectional embedding levels of the input paragraph
as defined by the Unicode Bidirectional Algorithm available at:</p>
<p> http://www.unicode.org/reports/tr9/</p>
<p>If the input base direction is a weak direction, the direction of the
characters in the text will determine the final resolved direction.</p>
<div class="refsect3">
<a name="id-1.4.12.5.19.7"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>text</p></td>
<td class="parameter_description"><p>the text to itemize.</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>length</p></td>
<td class="parameter_description"><p>the number of bytes (not characters) to process, or -1
if <em class="parameter"><code>text</code></em>
is nul-terminated and the length should be calculated.</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>pbase_dir</p></td>
<td class="parameter_description"><p>input base direction, and output resolved direction.</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.4.12.5.19.8"></a><h4>Returns</h4>
<p> a newly allocated array of embedding levels, one item per
character (not byte), that should be freed using g_free.</p>
<p></p>
</div>
<p class="since">Since 1.4</p>
</div>
<hr>
<div class="refsect2">
<a name="pango-is-zero-width"></a><h3>pango_is_zero_width ()</h3>
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
pango_is_zero_width (<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Unicode-Manipulation.html#gunichar"><span class="type">gunichar</span></a> ch</code></em>);</pre>
<p>Checks <em class="parameter"><code>ch</code></em>
to see if it is a character that should not be
normally rendered on the screen. This includes all Unicode characters
with "ZERO WIDTH" in their name, as well as <em class="firstterm">bidi</em> formatting characters, and
a few other ones. This is totally different from <a href="http://library.gnome.org/devel/glib/unstable/glib-Unicode-Manipulation.html#g-unichar-iszerowidth"><code class="function">g_unichar_iszerowidth()</code></a>
and is at best misnamed.</p>
<div class="refsect3">
<a name="id-1.4.12.5.20.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>ch</p></td>
<td class="parameter_description"><p>a Unicode character</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.4.12.5.20.6"></a><h4>Returns</h4>
<p> <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if <em class="parameter"><code>ch</code></em>
is a zero-width character, <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a> otherwise</p>
<p></p>
</div>
<p class="since">Since 1.10</p>
</div>
<hr>
<div class="refsect2">
<a name="pango-quantize-line-geometry"></a><h3>pango_quantize_line_geometry ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
pango_quantize_line_geometry (<em class="parameter"><code><span class="type">int</span> *thickness</code></em>,
<em class="parameter"><code><span class="type">int</span> *position</code></em>);</pre>
<p>Quantizes the thickness and position of a line, typically an
underline or strikethrough, to whole device pixels, that is integer
multiples of <a class="link" href="pango-Glyph-Storage.html#PANGO-SCALE:CAPS" title="PANGO_SCALE"><code class="literal">PANGO_SCALE</code></a>. The purpose of this function is to avoid
such lines looking blurry.</p>
<p>Care is taken to make sure <em class="parameter"><code>thickness</code></em>
is at least one pixel when this
function returns, but returned <em class="parameter"><code>position</code></em>
may become zero as a result
of rounding.</p>
<div class="refsect3">
<a name="id-1.4.12.5.21.6"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>thickness</p></td>
<td class="parameter_description"><p> pointer to the thickness of a line, in Pango units. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for input and for returning results. Default is transfer full."><span class="acronym">inout</span></acronym>]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>position</p></td>
<td class="parameter_description"><p> corresponding position. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for input and for returning results. Default is transfer full."><span class="acronym">inout</span></acronym>]</span></td>
</tr>
</tbody>
</table></div>
</div>
<p class="since">Since 1.12</p>
</div>
</div>
<div class="refsect1">
<a name="pango-Miscellaneous-Utilities.other_details"></a><h2>Types and Values</h2>
</div>
</div>
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