118 lines
5.8 KiB
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118 lines
5.8 KiB
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<a href="#libgimpwidgets-GimpCairoUtils.description" class="shortcut">Description</a>
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<a name="libgimpwidgets-GimpCairoUtils"></a><div class="titlepage"></div>
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<div class="refnamediv"><table width="100%"><tr>
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<td valign="top">
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<h2><span class="refentrytitle"><a name="libgimpwidgets-GimpCairoUtils.top_of_page"></a>GimpCairo-utils</span></h2>
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<p>GimpCairo-utils — Utility functions for cairo</p>
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<div class="refsynopsisdiv">
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<a name="libgimpwidgets-GimpCairoUtils.synopsis"></a><h2>Synopsis</h2>
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<pre class="synopsis"><span class="returnvalue">gboolean</span> <a class="link" href="libgimpwidgets-GimpCairoUtils.html#gimp-cairo-set-focus-line-pattern" title="gimp_cairo_set_focus_line_pattern ()">gimp_cairo_set_focus_line_pattern</a> (<em class="parameter"><code><span class="type">cairo_t</span> *cr</code></em>,
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<em class="parameter"><code><span class="type">GtkWidget</span> *widget</code></em>);
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<span class="returnvalue">cairo_surface_t</span> * <a class="link" href="libgimpwidgets-GimpCairoUtils.html#gimp-cairo-surface-create-from-pixbuf" title="gimp_cairo_surface_create_from_pixbuf ()">gimp_cairo_surface_create_from_pixbuf</a>
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(<em class="parameter"><code><span class="type">GdkPixbuf</span> *pixbuf</code></em>);
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</pre>
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</div>
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<div class="refsect1">
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<a name="libgimpwidgets-GimpCairoUtils.description"></a><h2>Description</h2>
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<p>
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Utility functions that make cairo easier to use with common
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GIMP data types.
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</p>
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</div>
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<div class="refsect1">
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<a name="libgimpwidgets-GimpCairoUtils.details"></a><h2>Details</h2>
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<div class="refsect2">
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<a name="gimp-cairo-set-focus-line-pattern"></a><h3>gimp_cairo_set_focus_line_pattern ()</h3>
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<pre class="programlisting"><span class="returnvalue">gboolean</span> gimp_cairo_set_focus_line_pattern (<em class="parameter"><code><span class="type">cairo_t</span> *cr</code></em>,
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<em class="parameter"><code><span class="type">GtkWidget</span> *widget</code></em>);</pre>
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<p>
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Sets color and dash pattern for stroking a focus line on the given
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<em class="parameter"><code>cr</code></em>. The line pattern is taken from <em class="parameter"><code>widget</code></em>.
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</p>
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<div class="variablelist"><table border="0">
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<col align="left" valign="top">
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<tbody>
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<tr>
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<td><p><span class="term"><em class="parameter"><code>cr</code></em> :</span></p></td>
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<td>Cairo context</td>
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</tr>
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<tr>
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<td><p><span class="term"><em class="parameter"><code>widget</code></em> :</span></p></td>
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<td>widget to draw the focus indicator on</td>
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</tr>
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<tr>
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
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<td>
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<code class="literal">TRUE</code> if the widget style has a focus line pattern,
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<code class="literal">FALSE</code> otherwise</td>
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</tr>
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</tbody>
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</table></div>
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<p class="since">Since GIMP 2.6</p>
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</div>
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<hr>
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<div class="refsect2">
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<a name="gimp-cairo-surface-create-from-pixbuf"></a><h3>gimp_cairo_surface_create_from_pixbuf ()</h3>
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<pre class="programlisting"><span class="returnvalue">cairo_surface_t</span> * gimp_cairo_surface_create_from_pixbuf
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(<em class="parameter"><code><span class="type">GdkPixbuf</span> *pixbuf</code></em>);</pre>
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<p>
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Create a Cairo image surface from a GdkPixbuf.
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</p>
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<p>
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You should avoid calling this function as there are probably more
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efficient ways of achieving the result you are looking for.
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</p>
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<div class="variablelist"><table border="0">
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<col align="left" valign="top">
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<tbody>
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<tr>
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<td><p><span class="term"><em class="parameter"><code>pixbuf</code></em> :</span></p></td>
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<td>a <span class="type">GdkPixbuf</span>
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</td>
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</tr>
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<tr>
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
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<td>a <span class="type">cairo_surface_t</span>.</td>
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</tr>
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</tbody>
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</table></div>
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<p class="since">Since GIMP 2.6</p>
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</div>
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</div>
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