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ading an example
git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@143884 c90b9560-bf6c-de11-be94-00142212c4b1
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<?xml version="1.0" encoding="iso-8859-1"?>
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<!-- $Revision: 1.5 $ -->
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<!-- $Revision: 1.6 $ -->
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<!-- splitted from ./en/functions/image.xml, last change in rev 1.2 -->
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<refentry id="function.imagepolygon">
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<refnamediv>
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= x1, points[3] = y1, etc. <parameter>num_points</parameter> is
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the total number of points (vertices).
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</para>
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<para>
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<example>
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<title><function>imagepolygon</function> example</title>
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<programlisting role="php">
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<![CDATA[
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<?php
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// create a blank image
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$image = imagecreate(400,300);
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// fill the background color
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$bg = imagecolorallocate($image,0,0,0);
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// choose a color for the polygon
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$col_poly = imagecolorallocate($image,255,255,255);
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// draw the polygon
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imagepolygon($image,
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array (
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0, 0,
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100, 200,
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300, 200
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),
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3,
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$col_poly);
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// output the picture
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header("Content-type: image/png");
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imagepng($image);
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?>
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]]>
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</programlisting>
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</example>
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</para>
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<para>
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See also <function>imagecreate</function> and
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<function>imagecreatetruecolor</function>.
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