pango-coverage-maps.html

linux

<p>
Increase the reference count on the <a href="pango-Coverage-Maps.html#PangoCoverage"><span class="type">PangoCoverage</span></a> by one.
if the result is zero, free the coverage and all associated memory.</p>
<p>

</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody><tr>
<td><span class="term"><em class="parameter"><code>coverage</code></em>&#160;:</span></td>
<td> a <a href="pango-Coverage-Maps.html#PangoCoverage"><span class="type">PangoCoverage</span></a>
</td>
</tr></tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id3277158"></a><h3>
<a name="pango-coverage-copy"></a>pango_coverage_copy ()</h3>
<a class="indexterm" name="id3277172"></a><pre class="programlisting"><a href="pango-Coverage-Maps.html#PangoCoverage">PangoCoverage</a>*      pango_coverage_copy                 (<a href="pango-Coverage-Maps.html#PangoCoverage">PangoCoverage</a> *coverage);</pre>
<p>
Copy an existing <a href="pango-Coverage-Maps.html#PangoCoverage"><span class="type">PangoCoverage</span></a>. (This function may now be unnecessary
since we refcount the structure. File a bug if you use it.)</p>
<p>

</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><span class="term"><em class="parameter"><code>coverage</code></em>&#160;:</span></td>
<td> a <a href="pango-Coverage-Maps.html#PangoCoverage"><span class="type">PangoCoverage</span></a>
</td>
</tr>
<tr>
<td><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></td>
<td> the newly allocated <a href="pango-Coverage-Maps.html#PangoCoverage"><span class="type">PangoCoverage</span></a>,
              with a reference count of one, which
              should be freed with <a href="pango-Coverage-Maps.html#pango-coverage-unref"><code class="function">pango_coverage_unref()</code></a>.
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id3277271"></a><h3>
<a name="pango-coverage-get"></a>pango_coverage_get ()</h3>
<a class="indexterm" name="id3277285"></a><pre class="programlisting"><a href="pango-Coverage-Maps.html#PangoCoverageLevel">PangoCoverageLevel</a>  pango_coverage_get                  (<a href="pango-Coverage-Maps.html#PangoCoverage">PangoCoverage</a> *coverage,
                                                         int index_);</pre>
<p>
Determine whether a particular index is covered by <em class="parameter"><code>coverage</code></em></p>
<p>

</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><span class="term"><em class="parameter"><code>coverage</code></em>&#160;:</span></td>
<td> a <a href="pango-Coverage-Maps.html#PangoCoverage"><span class="type">PangoCoverage</span></a>
</td>
</tr>
<tr>
<td><span class="term"><em class="parameter"><code>index_</code></em>&#160;:</span></td>
<td> the index to check
</td>
</tr>
<tr>
<td><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></td>
<td> the coverage level of <em class="parameter"><code>coverage</code></em> for character <em class="parameter"><code>index_</code></em>.
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id3277392"></a><h3>
<a name="pango-coverage-max"></a>pango_coverage_max ()</h3>
<a class="indexterm" name="id3277405"></a><pre class="programlisting">void                pango_coverage_max                  (<a href="pango-Coverage-Maps.html#PangoCoverage">PangoCoverage</a> *coverage,
                                                         <a href="pango-Coverage-Maps.html#PangoCoverage">PangoCoverage</a> *other);</pre>
<p>
Set the coverage for each index in <em class="parameter"><code>coverage</code></em> to be the max (better)
value of the current coverage for the index and the coverage for
the corresponding index in <em class="parameter"><code>other</code></em>.</p>
<p>

</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><span class="term"><em class="parameter"><code>coverage</code></em>&#160;:</span></td>
<td> a <a href="pango-Coverage-Maps.html#PangoCoverage"><span class="type">PangoCoverage</span></a>
</td>
</tr>
<tr>
<td><span class="term"><em class="parameter"><code>other</code></em>&#160;:</span></td>
<td> another <a href="pango-Coverage-Maps.html#PangoCoverage"><span class="type">PangoCoverage</span></a>
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id3277508"></a><h3>
<a name="pango-coverage-set"></a>pango_coverage_set ()</h3>
<a class="indexterm" name="id3277521"></a><pre class="programlisting">void                pango_coverage_set                  (<a href="pango-Coverage-Maps.html#PangoCoverage">PangoCoverage</a> *coverage,
                                                         int index_,
                                                         <a href="pango-Coverage-Maps.html#PangoCoverageLevel">PangoCoverageLevel</a> level);</pre>
<p>
Modify a particular index within <em class="parameter"><code>coverage</code></em></p>
<p>

</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><span class="term"><em class="parameter"><code>coverage</code></em>&#160;:</span></td>
<td> a <a href="pango-Coverage-Maps.html#PangoCoverage"><span class="type">PangoCoverage</span></a>
</td>
</tr>
<tr>
<td><span class="term"><em class="parameter"><code>index_</code></em>&#160;:</span></td>
<td> the index to modify
</td>
</tr>
<tr>
<td><span class="term"><em class="parameter"><code>level</code></em>&#160;:</span></td>
<td> the new level for <em class="parameter"><code>index_</code></em>
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id3277633"></a><h3>
<a name="pango-coverage-to-bytes"></a>pango_coverage_to_bytes ()</h3>
<a class="indexterm" name="id3277646"></a><pre class="programlisting">void                pango_coverage_to_bytes             (<a href="pango-Coverage-Maps.html#PangoCoverage">PangoCoverage</a> *coverage,
                                                         <a
href="../glib/glib-Basic-Types.html#guchar"
>guchar</a> **bytes,
                                                         int *n_bytes);</pre>
<p>
Convert a <a href="pango-Coverage-Maps.html#PangoCoverage"><span class="type">PangoCoverage</span></a> structure into a flat binary format</p>
<p>

</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><span class="term"><em class="parameter"><code>coverage</code></em>&#160;:</span></td>
<td> a <a href="pango-Coverage-Maps.html#PangoCoverage"><span class="type">PangoCoverage</span></a>
</td>
</tr>
<tr>
<td><span class="term"><em class="parameter"><code>bytes</code></em>&#160;:</span></td>
<td> location to store result (must be freed with <a
href="../glib/glib-Memory-Allocation.html#g-free"
><code class="function">g_free()</code></a>)
</td>
</tr>
<tr>
<td><span class="term"><em class="parameter"><code>n_bytes</code></em>&#160;:</span></td>
<td> location to store size of result
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id3277768"></a><h3>
<a name="pango-coverage-from-bytes"></a>pango_coverage_from_bytes ()</h3>
<a class="indexterm" name="id3277781"></a><pre class="programlisting"><a href="pango-Coverage-Maps.html#PangoCoverage">PangoCoverage</a>*      pango_coverage_from_bytes           (<a
href="../glib/glib-Basic-Types.html#guchar"
>guchar</a> *bytes,
                                                         int n_bytes);</pre>
<p>
Convert data generated from <code class="function">pango_converage_to_bytes()</code> back
to a <a href="pango-Coverage-Maps.html#PangoCoverage"><span class="type">PangoCoverage</span></a></p>
<p>

</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><span class="term"><em class="parameter"><code>bytes</code></em>&#160;:</span></td>
<td> binary data representing a <a href="pango-Coverage-Maps.html#PangoCoverage"><span class="type">PangoCoverage</span></a>
</td>
</tr>
<tr>
<td><span class="term"><em class="parameter"><code>n_bytes</code></em>&#160;:</span></td>
<td> the size of <em class="parameter"><code>bytes</code></em> in bytes
</td>
</tr>
<tr>
<td><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></td>
<td> a newly allocated <a href="pango-Coverage-Maps.html#PangoCoverage"><span class="type">PangoCoverage</span></a>, or <a
href="../glib/glib-Standard-Macros.html#NULL:CAPS"
><code class="literal">NULL</code></a> if
              the data was invalid.
</td>
</tr>
</tbody>
</table></div>
</div>
</div>
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