gdk-bitmaps-and-pixmaps.html

最新gtk中文资料集

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<a name="id3122097"></a><h3>
<a name="gdk-pixmap-create-from-xpm-d"></a>gdk_pixmap_create_from_xpm_d ()</h3>
<a class="indexterm" name="id3122111"></a><pre class="programlisting"><a class="link" href="gdk-Bitmaps-and-Pixmaps.html#GdkPixmap">GdkPixmap</a>*          gdk_pixmap_create_from_xpm_d        (<a class="link" href="gdk-Drawing-Primitives.html#GdkDrawable">GdkDrawable</a> *drawable,
                                                         <a class="link" href="gdk-Bitmaps-and-Pixmaps.html#GdkBitmap">GdkBitmap</a> **mask,
                                                         const <a class="link" href="gdk-Colormaps-and-Colors.html#GdkColor">GdkColor</a> *transparent_color,
                                                         <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"
>gchar</a> **data);</pre>
<p>
Create a pixmap from data in XPM format.
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<td><p><span class="term"><em class="parameter"><code>drawable</code></em>&#160;:</span></p></td>
<td>a <a class="link" href="gdk-Drawing-Primitives.html#GdkDrawable"><span class="type">GdkDrawable</span></a>, used to determine default values
for the new pixmap.
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>mask</code></em>&#160;:</span></p></td>
<td>Pointer to a place to store a bitmap representing
the transparency mask of the XPM file. Can be <a
href="/usr/share/gtk-doc/html/liboil/liboil-liboiljunk.html#NULL:CAPS"
><code class="literal">NULL</code></a>,
in which case transparency will be ignored.
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<td><p><span class="term"><em class="parameter"><code>transparent_color</code></em>&#160;:</span></p></td>
<td>This color will be used for the pixels
that are transparent in the input file. Can be <a
href="/usr/share/gtk-doc/html/liboil/liboil-liboiljunk.html#NULL:CAPS"
><code class="literal">NULL</code></a>
in which case a default color will be used.
</td>
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<td><p><span class="term"><em class="parameter"><code>data</code></em>&#160;:</span></p></td>
<td>Pointer to a string containing the XPM data.
</td>
</tr>
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></p></td>
<td>the <a class="link" href="gdk-Bitmaps-and-Pixmaps.html#GdkPixmap"><span class="type">GdkPixmap</span></a>


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<div class="refsect2" lang="en">
<a name="id3122276"></a><h3>
<a name="gdk-pixmap-colormap-create-from-xpm-d"></a>gdk_pixmap_colormap_create_from_xpm_d ()</h3>
<a class="indexterm" name="id3122290"></a><pre class="programlisting"><a class="link" href="gdk-Bitmaps-and-Pixmaps.html#GdkPixmap">GdkPixmap</a>*          gdk_pixmap_colormap_create_from_xpm_d
                                                        (<a class="link" href="gdk-Drawing-Primitives.html#GdkDrawable">GdkDrawable</a> *drawable,
                                                         <a class="link" href="gdk-Colormaps-and-Colors.html#GdkColormap">GdkColormap</a> *colormap,
                                                         <a class="link" href="gdk-Bitmaps-and-Pixmaps.html#GdkBitmap">GdkBitmap</a> **mask,
                                                         const <a class="link" href="gdk-Colormaps-and-Colors.html#GdkColor">GdkColor</a> *transparent_color,
                                                         <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"
>gchar</a> **data);</pre>
<p>
Create a pixmap from data in XPM format using a particular
colormap.
</p>
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<col align="left" valign="top">
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<td><p><span class="term"><em class="parameter"><code>drawable</code></em>&#160;:</span></p></td>
<td>a <a class="link" href="gdk-Drawing-Primitives.html#GdkDrawable"><span class="type">GdkDrawable</span></a>, used to determine default values
for the new pixmap. Can be <a
href="/usr/share/gtk-doc/html/liboil/liboil-liboiljunk.html#NULL:CAPS"
><code class="literal">NULL</code></a> if <em class="parameter"><code>colormap</code></em> is given.
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>colormap</code></em>&#160;:</span></p></td>
<td>the <a class="link" href="gdk-Colormaps-and-Colors.html#GdkColormap"><span class="type">GdkColormap</span></a> that the new pixmap will be use.
  If omitted, the colormap for <em class="parameter"><code>window</code></em> will be used.
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>mask</code></em>&#160;:</span></p></td>
<td>a pointer to a place to store a bitmap representing
the transparency mask of the XPM file. Can be <a
href="/usr/share/gtk-doc/html/liboil/liboil-liboiljunk.html#NULL:CAPS"
><code class="literal">NULL</code></a>,
in which case transparency will be ignored.
</td>
</tr>
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<td><p><span class="term"><em class="parameter"><code>transparent_color</code></em>&#160;:</span></p></td>
<td>the color to be used for the pixels
that are transparent in the input file. Can be <a
href="/usr/share/gtk-doc/html/liboil/liboil-liboiljunk.html#NULL:CAPS"
><code class="literal">NULL</code></a>,
in which case a default color will be used.
</td>
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<td><p><span class="term"><em class="parameter"><code>data</code></em>&#160;:</span></p></td>
<td>Pointer to a string containing the XPM data.
</td>
</tr>
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></p></td>
<td>the <a class="link" href="gdk-Bitmaps-and-Pixmaps.html#GdkPixmap"><span class="type">GdkPixmap</span></a>.


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<div class="refsect2" lang="en">
<a name="id3122510"></a><h3>
<a name="gdk-pixmap-ref"></a>gdk_pixmap_ref</h3>
<a class="indexterm" name="id3122524"></a><pre class="programlisting">#define gdk_pixmap_ref                 gdk_drawable_ref
</pre>
<div class="warning" style="margin-left: 0.5in; margin-right: 0.5in;">
<h3 class="title">Warning</h3>
<p><code class="literal">gdk_pixmap_ref</code> is deprecated and should not be used in newly-written code.</p>
</div>
<p>
Deprecated equivalent of <a
href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#g-object-ref"
><code class="function">g_object_ref()</code></a>.
</p>
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></p></td>
<td>
<em class="parameter"><code>pixmap</code></em>


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<div class="refsect2" lang="en">
<a name="id3122583"></a><h3>
<a name="gdk-pixmap-unref"></a>gdk_pixmap_unref</h3>
<a class="indexterm" name="id3122598"></a><pre class="programlisting">#define gdk_pixmap_unref               gdk_drawable_unref
</pre>
<div class="warning" style="margin-left: 0.5in; margin-right: 0.5in;">
<h3 class="title">Warning</h3>
<p><code class="literal">gdk_pixmap_unref</code> is deprecated and should not be used in newly-written code.</p>
</div>
<p>
Deprecated equivalent of <a
href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#g-object-unref"
><code class="function">g_object_unref()</code></a>.
</p>
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<div class="refsect2" lang="en">
<a name="id3122637"></a><h3>
<a name="GdkBitmap"></a>GdkBitmap</h3>
<a class="indexterm" name="id3122649"></a><pre class="programlisting">typedef struct _GdkDrawable           GdkBitmap;
</pre>
<p>
An opaque structure representing an offscreen drawable of depth
1. Pointers to structures of type <a class="link" href="gdk-Bitmaps-and-Pixmaps.html#GdkPixmap"><span class="type">GdkPixmap</span></a>, <a class="link" href="gdk-Bitmaps-and-Pixmaps.html#GdkBitmap"><span class="type">GdkBitmap</span></a>, and
<a class="link" href="gdk-Windows.html#GdkWindow"><span class="type">GdkWindow</span></a>, can often be used interchangeably.  The type <a class="link" href="gdk-Drawing-Primitives.html#GdkDrawable"><span class="type">GdkDrawable</span></a>
refers generically to any of these types.
</p>
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<div class="refsect2" lang="en">
<a name="id3122699"></a><h3>
<a name="gdk-bitmap-ref"></a>gdk_bitmap_ref</h3>
<a class="indexterm" name="id3122714"></a><pre class="programlisting">#define gdk_bitmap_ref                 gdk_drawable_ref
</pre>
<div class="warning" style="margin-left: 0.5in; margin-right: 0.5in;">
<h3 class="title">Warning</h3>
<p><code class="literal">gdk_bitmap_ref</code> is deprecated and should not be used in newly-written code.</p>
</div>
<p>
Deprecated equivalent of <a
href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#g-object-ref"
><code class="function">g_object_ref()</code></a>.
</p>
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<col align="left" valign="top">
<tbody><tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></p></td>
<td>
<em class="parameter"><code>pixmap</code></em>


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<hr>
<div class="refsect2" lang="en">
<a name="id3122772"></a><h3>
<a name="gdk-bitmap-unref"></a>gdk_bitmap_unref</h3>
<a class="indexterm" name="id3122788"></a><pre class="programlisting">#define gdk_bitmap_unref               gdk_drawable_unref
</pre>
<div class="warning" style="margin-left: 0.5in; margin-right: 0.5in;">
<h3 class="title">Warning</h3>
<p><code class="literal">gdk_bitmap_unref</code> is deprecated and should not be used in newly-written code.</p>
</div>
<p>
Deprecated equivalent of <a
href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#g-object-unref"
><code class="function">g_object_unref()</code></a>.
</p>
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<div class="refsect1" lang="en">
<a name="id3122828"></a><div class="refsect2" lang="en"><a name="id3122829"></a></div>
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<div class="refsect2" lang="en"><a name="id3122830"></a></div>
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