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|
--TEST--
imagefilledpolygon()
--SKIPIF--
<?php
if (!function_exists('imagefilledpolygon')) die('skip imagefilledpolygon() not available');
?>
--FILE--
<?php
/* Prototype : bool imagefilledpolygon ( resource $image , array $points , int $num_points , int $color )
* Description: Draws a filled polygon.
* Source code: ext/standard/image.c
* Alias to functions:
*/
echo "Simple test of imagefilledpolygon() function\n";
$dest = dirname(realpath(__FILE__)) . '/imagefilledpolygon.png';
$points = array(
40, 50,
20, 240,
60, 60,
240, 20,
50, 40,
10, 10
);
// create a blank image
$image = imagecreatetruecolor(250, 250);
// set the background color to black
$bg = imagecolorallocate($image, 0, 0, 0);
// fill polygon with green
$col_poly = imagecolorallocate($image, 0, 255, 0);
// draw the polygon
imagefilledpolygon($image, $points, count($points)/2, $col_poly);
// output the picture to a file
imagepng($image, $dest);
// get it back
$image_in = imagecreatefrompng($dest);
//check color of a point on edge..
$col1 = imagecolorat($image_in, 40, 50);
//.. a point in filled body
$col2 = imagecolorat($image_in, 15, 15);
// ..and a point on background
$col3 = imagecolorat($image_in, 5, 5);
$color1 = imagecolorsforindex($image_in, $col1);
$color2 = imagecolorsforindex($image_in, $col2);
$color3 = imagecolorsforindex($image_in, $col3);
var_dump($color1, $color2, $color3);
imagedestroy($image);
imagedestroy($image_in);
echo "Done\n";
?>
--CLEAN--
<?php
$dest = dirname(realpath(__FILE__)) . '/imagefilledpolygon.png';
@unlink($dest);
?>
--EXPECT--
Simple test of imagefilledpolygon() function
array(4) {
["red"]=>
int(0)
["green"]=>
int(255)
["blue"]=>
int(0)
["alpha"]=>
int(0)
}
array(4) {
["red"]=>
int(0)
["green"]=>
int(255)
["blue"]=>
int(0)
["alpha"]=>
int(0)
}
array(4) {
["red"]=>
int(0)
["green"]=>
int(0)
["blue"]=>
int(0)
["alpha"]=>
int(0)
}
Done
|
