140 lines
6.4 KiB
HTML
140 lines
6.4 KiB
HTML
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
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<title>GimpCairo-utils: GIMP Widgets Library Reference Manual</title>
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<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot">
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<link rel="home" href="index.html" title="GIMP Widgets Library Reference Manual">
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<link rel="up" href="libgimpwidgets-utils.html" title="Part VI. GIMP Widgets Utilities">
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<link rel="prev" href="libgimpwidgets-utils.html" title="Part VI. GIMP Widgets Utilities">
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<a href="#" class="shortcut">Top</a><span id="nav_description"> <span class="dim">|</span>
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<a href="#libgimpwidgets-GimpCairoUtils.description" class="shortcut">Description</a></span>
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<div class="refentry">
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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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</td>
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<td class="gallery_image" valign="top" align="right"></td>
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</tr></table></div>
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<div class="refsect1">
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<a name="libgimpwidgets-GimpCairoUtils.functions"></a><h2>Functions</h2>
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<div class="informaltable"><table class="informaltable" width="100%" border="0">
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<colgroup>
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<col width="150px" class="functions_proto_type">
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<col class="functions_proto_name">
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</colgroup>
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<tbody>
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<tr>
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<td class="function_type">
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<span class="returnvalue">gboolean</span>
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</td>
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<td class="function_name">
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<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> <span class="c_punctuation">()</span>
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</td>
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</tr>
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<tr>
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<td class="function_type">
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<span class="returnvalue">cairo_surface_t</span> *
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</td>
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<td class="function_name">
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<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> <span class="c_punctuation">()</span>
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</td>
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</tr>
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</tbody>
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</table></div>
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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>Utility functions that make cairo easier to use with common
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GIMP data types.</p>
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</div>
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<div class="refsect1">
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<a name="libgimpwidgets-GimpCairoUtils.functions_details"></a><h2>Functions</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>
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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>Sets color and dash pattern for stroking a focus line on the given
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<em class="parameter"><code>cr</code></em>
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. The line pattern is taken from <em class="parameter"><code>widget</code></em>
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.</p>
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<div class="refsect3">
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<a name="gimp-cairo-set-focus-line-pattern.parameters"></a><h4>Parameters</h4>
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<div class="informaltable"><table class="informaltable" width="100%" border="0">
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<colgroup>
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<col width="150px" class="parameters_name">
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<col class="parameters_description">
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<col width="200px" class="parameters_annotations">
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</colgroup>
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<tbody>
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<tr>
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<td class="parameter_name"><p>cr</p></td>
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<td class="parameter_description"><p>Cairo context</p></td>
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<td class="parameter_annotations"> </td>
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</tr>
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<tr>
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<td class="parameter_name"><p>widget</p></td>
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<td class="parameter_description"><p>widget to draw the focus indicator on</p></td>
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<td class="parameter_annotations"> </td>
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</tr>
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</tbody>
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</table></div>
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</div>
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<div class="refsect3">
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<a name="gimp-cairo-set-focus-line-pattern.returns"></a><h4>Returns</h4>
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<p> <code class="literal">TRUE</code> if the widget style has a focus line pattern,
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<code class="literal">FALSE</code> otherwise</p>
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</div>
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<p class="since">Since: <a class="link" href="api-index-2-6.html#api-index-2.6">2.6</a></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> *
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gimp_cairo_surface_create_from_pixbuf (<em class="parameter"><code><span class="type">GdkPixbuf</span> *pixbuf</code></em>);</pre>
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<p>Create a Cairo image surface from a GdkPixbuf.</p>
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<p>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.</p>
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<div class="refsect3">
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<a name="gimp-cairo-surface-create-from-pixbuf.parameters"></a><h4>Parameters</h4>
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<div class="informaltable"><table class="informaltable" width="100%" border="0">
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<colgroup>
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<col width="150px" class="parameters_name">
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<col class="parameters_description">
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<col width="200px" class="parameters_annotations">
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</colgroup>
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<tbody><tr>
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<td class="parameter_name"><p>pixbuf</p></td>
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<td class="parameter_description"><p>a <span class="type">GdkPixbuf</span></p></td>
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<td class="parameter_annotations"> </td>
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</tr></tbody>
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</table></div>
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</div>
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<div class="refsect3">
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<a name="gimp-cairo-surface-create-from-pixbuf.returns"></a><h4>Returns</h4>
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<p> a <span class="type">cairo_surface_t</span>.</p>
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</div>
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<p class="since">Since: <a class="link" href="api-index-2-6.html#api-index-2.6">2.6</a></p>
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</div>
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</div>
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