imagefilledpolygon
(PHP 3, PHP 4 , PHP 5)
imagefilledpolygon -- Draw a filled polygon
Description
int
imagefilledpolygon ( resource image, array points, int num_points, int color)
imagefilledpolygon() creates a filled polygon
in image image.
points is a PHP array containing the
polygon's vertices, i.e. points[0] = x0, points[1] = y0, points[2]
= x1, points[3] = y1, etc. num_points is
the total number of vertices.
Пример 1. imagefilledpolygon() example
<?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
);
// create image
$im = imagecreate(250, 250);
// some colors
$bg = imagecolorallocate($im, 255, 255, 255);
$blue = imagecolorallocate($im, 0, 0, 255);
// draw a polygon
imagefilledpolygon($im, $values, 6, $blue );
// flush image
header('Content-type: image/png');
imagepng($im);
imagedestroy($im);
?>
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