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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html401/loose.dtd">
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<head>
<title>The Python X Library: 6.3 Colormap</title>

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<a name="Colormap"></a>
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<td valign="middle" align="left">[<a href="python-xlib_toc.html#SEC_Contents" title="Table of contents">Contents</a>]</td>
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<td valign="middle" align="left">[<a href="python-xlib_abt.html#SEC_About" title="About (help)"> ? </a>]</td>
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<hr size="1">
<a name="Colormap-1"></a>
<h2 class="section">6.3 Colormap</h2>

<p>See section <a href="python-xlib_16.html#Resource">Resource</a>, for additional methods on <code>Colormap</code> objects.
</p>
<dl>
<dt><a name="index-free-on-Colormap"></a><u>Method on Colormap:</u> <b>free</b><i> ( onerror = None )</i></dt>
</dl>

<dl>
<dt><a name="index-copy_005fcolormap_005fand_005ffree-on-Colormap"></a><u>Method on Colormap:</u> <b>copy_colormap_and_free</b><i> ( scr_cmap )</i></dt>
<dd><p>Returns Colormap.
</p></dd></dl>

<dl>
<dt><a name="index-install_005fcolormap-on-Colormap"></a><u>Method on Colormap:</u> <b>install_colormap</b><i> ( onerror = None )</i></dt>
</dl>

<dl>
<dt><a name="index-uninstall_005fcolormap-on-Colormap"></a><u>Method on Colormap:</u> <b>uninstall_colormap</b><i> ( onerror = None )</i></dt>
</dl>

<dl>
<dt><a name="index-alloc_005fcolor-on-Colormap"></a><u>Method on Colormap:</u> <b>alloc_color</b><i> ( red, green, blue )</i></dt>
</dl>

<dl>
<dt><a name="index-alloc_005fnamed_005fcolor-on-Colormap"></a><u>Method on Colormap:</u> <b>alloc_named_color</b><i> ( name )</i></dt>
<dd><p>Returns None or  Card32(&rsquo;pixel&rsquo;),
Card16(&rsquo;exact_red&rsquo;),
Card16(&rsquo;exact_green&rsquo;),
Card16(&rsquo;exact_blue&rsquo;),
Card16(&rsquo;screen_red&rsquo;),
Card16(&rsquo;screen_green&rsquo;),
Card16(&rsquo;screen_blue&rsquo;),
</p></dd></dl>

<dl>
<dt><a name="index-alloc_005fcolor_005fcells-on-Colormap"></a><u>Method on Colormap:</u> <b>alloc_color_cells</b><i> ( contiguous, colors, planes )</i></dt>
<dd><p>Returns  List(&rsquo;pixels&rsquo;, Card32Obj),
List(&rsquo;masks&rsquo;, Card32Obj),
</p></dd></dl>

<dl>
<dt><a name="index-alloc_005fcolor_005fplanes-on-Colormap"></a><u>Method on Colormap:</u> <b>alloc_color_planes</b><i> ( contiguous, colors, red, green, blue )</i></dt>
<dd><p>Returns  Card32(&rsquo;red_mask&rsquo;),
Card32(&rsquo;green_mask&rsquo;),
Card32(&rsquo;blue_mask&rsquo;),
List(&rsquo;pixels&rsquo;, Card32Obj),
</p></dd></dl>

<dl>
<dt><a name="index-free_005fcolors-on-Colormap"></a><u>Method on Colormap:</u> <b>free_colors</b><i> ( pixels, plane_mask, onerror = None )</i></dt>
</dl>

<dl>
<dt><a name="index-store_005fcolors-on-Colormap"></a><u>Method on Colormap:</u> <b>store_colors</b><i> ( items, onerror = None )</i></dt>
</dl>

<dl>
<dt><a name="index-store_005fnamed_005fcolor-on-Colormap"></a><u>Method on Colormap:</u> <b>store_named_color</b><i> ( name, pixel, flags, onerror = None )</i></dt>
</dl>

<dl>
<dt><a name="index-query_005fcolors-on-Colormap"></a><u>Method on Colormap:</u> <b>query_colors</b><i> ( pixels )</i></dt>
<dd><p>Returns List(&rsquo;colors&rsquo;, structs.RGB),
</p></dd></dl>

<dl>
<dt><a name="index-lookup_005fcolor-on-Colormap"></a><u>Method on Colormap:</u> <b>lookup_color</b><i> ( name )</i></dt>
<dd><p>Returns  Card16(&rsquo;exact_red&rsquo;),
Card16(&rsquo;exact_green&rsquo;),
Card16(&rsquo;exact_blue&rsquo;),
Card16(&rsquo;screen_red&rsquo;),
Card16(&rsquo;screen_green&rsquo;),
Card16(&rsquo;screen_blue&rsquo;),
</p></dd></dl>


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