cvs: phpdoc /en/reference/image/functions imagefilledpolygon.xml

aidan Sun Oct 10 07:06:36 2004 EDT Modified files: /phpdoc/en/reference/image/functions imagefilledpolygon.xml Log: Less ridiculous example http://cvs.php.net/diff.php/phpdoc/en/reference/image/functions/imagefilledpolygon.xml?r1=1.6&r2=1.7&ty=u Index: phpdoc/en/reference/image/functions/imagefilledpolygon.xml diff -u phpdoc/en/reference/image/functions/imagefilledpolygon.xml:1.6 phpdoc/en/reference/image/functions/imagefilledpolygon.xml:1.7 --- phpdoc/en/reference/image/functions/imagefilledpolygon.xml:1.6 Wed Dec 17 09:32:29 2003 +++ phpdoc/en/reference/image/functions/imagefilledpolygon.xml Sun Oct 10 07:06:35 2004 @@ -1,5 +1,5 @@ <?xml version="1.0" encoding="iso-8859-1"?> -<!-- $Revision: 1.6 $ --> +<!-- $Revision: 1.7 $ --> <!-- splitted from ./en/functions/image.xml, last change in rev 1.2 --> <refentry id="function.imagefilledpolygon"> <refnamediv> @@ -18,10 +18,15 @@ <para> <function>imagefilledpolygon</function> creates a filled polygon in image <parameter>image</parameter>. - <parameter>points</parameter> is a PHP array containing the - polygon's vertices, i.e. points[0] = x0, points[1] = y0, points[2] - = x1, points[3] = y1, etc. <parameter>num_points</parameter> is - the total number of vertices. + </para> + <para> + <parameter>points</parameter> is an array containing the + <literal>x</literal> and <literal>y</literal> co-ordinates + of the polygons vertices consecutively. + </para> + <para> + The parameter <parameter>num_points</parameter> is the total + number of vertices, which must be larger than 3. </para> <para> <example> @@ -29,40 +34,30 @@ <programlisting role="php"> <![CDATA[ <?php - -// this example is provided by ecofarm at mullum dot com dot au - // set up array of points for polygon $values = array( - 0 => 40, // x1 - 1 => 50, // y1 - 2 => 20, // x2 - 3 => 240, // y2 - 4 => 60, // x3 - 5 => 60, // y3 - 6 => 240, // x4 - 7 => 20, // y4 - 8 => 50, // x5 - 9 => 40, // y5 - 10 => 10, // x6 - 11 => 10, // y6 -); + 40, 50, // Point 1 (x, y) + 20, 240, // Point 2 (x, y) + 60, 60, // Point 3 (x, y) + 240, 20, // Point 4 (x, y) + 50, 40, // Point 5 (x, y) + 10, 10 // Point 6 (x, y) + ); // create image -$im = imagecreate(250, 250); +$image = imagecreate(250, 250); // some colors -$bg = imagecolorallocate($im, 255, 255, 255); -$blue = imagecolorallocate($im, 0, 0, 255); +$bg = imagecolorallocate($image, 200, 200, 200); +$blue = imagecolorallocate($image, 0, 0, 255); // draw a polygon -imagefilledpolygon($im, $values, 6, $blue ); +imagefilledpolygon($image, $values, 6, $blue); // flush image header('Content-type: image/png'); -imagepng($im); -imagedestroy($im); - +imagepng($image); +imagedestroy($image); ?> ]]> </programlisting>