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von raredesign | Dez 3, 2019 | Allgemein | 0 Kommentare

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Current File : //proc/self/root/usr/local/src/php72/php-7.2.12/php-7.2.12/ext/gd/tests/colorclosest.phpt

--TEST--
imageclosest
--SKIPIF--
<?php
        if (!function_exists('imagecolorclosest')) die("skip gd extension not available\n");
?>
--FILE--
<?php

$im = imagecreatetruecolor(5,5);
$c = imagecolorclosest($im, 255,0,255);
printf("%X\n", $c);
imagedestroy($im);

$im = imagecreate(5,5);
$c = imagecolorclosest($im, 255,0,255);
print_r(imagecolorsforindex($im, $c));
imagedestroy($im);

$im = imagecreate(5,5);
imagecolorallocate($im, 255, 0, 255);
$c = imagecolorclosest($im, 255,0,255);
print_r(imagecolorsforindex($im, $c));
imagedestroy($im);

$im = imagecreate(5,5);
for ($i=0; $i<255; $i++) imagecolorresolve($im, $i,0,0);
$c = imagecolorclosest($im, 255,0,0);
print_r(imagecolorsforindex($im, $c));


$im = imagecreate(5,5);
for ($i=0; $i<256; $i++) {
	if ($i == 246) {
		imagecolorallocate($im, $i,10,10);
	} else {
		imagecolorallocate($im, $i,0,0);
	}
}
$c = imagecolorclosest($im, 255,10,10);
print_r(imagecolorsforindex($im, $c));

// with alpha
$im = imagecreatetruecolor(5,5);
$c = imagecolorclosestalpha($im, 255,0,255,100);
printf("%X\n", $c);
imagedestroy($im);

$im = imagecreate(5,5);
$c = imagecolorclosestalpha($im, 255,0,255,100);
print_r(imagecolorsforindex($im, $c));
imagedestroy($im);

$im = imagecreate(5,5);
imagecolorallocatealpha($im, 255, 0, 255, 1);
$c = imagecolorclosestalpha($im, 255,0,255,1);
print_r(imagecolorsforindex($im, $c));
imagedestroy($im);

$im = imagecreate(5,5);
for ($i=0; $i<255; $i++) imagecolorresolvealpha($im, $i,0,0,1);
$c = imagecolorclosestalpha($im, 255,0,0,1);
print_r(imagecolorsforindex($im, $c));


$im = imagecreate(5,5);
for ($i=0; $i<256; $i++) {
	if ($i == 246) {
		imagecolorallocatealpha($im, $i,10,10,1);
	} else {
		imagecolorallocatealpha($im, $i,0,0,100);
	}
}
$c = imagecolorclosestalpha($im, 255,10,10,1);
print_r(imagecolorsforindex($im, $c));


?>
--EXPECTF--
FF00FF

Warning: imagecolorsforindex(): Color index -1 out of range in %s on line %d
Array
(
    [red] => 255
    [green] => 0
    [blue] => 255
    [alpha] => 0
)
Array
(
    [red] => 254
    [green] => 0
    [blue] => 0
    [alpha] => 0
)
Array
(
    [red] => 246
    [green] => 10
    [blue] => 10
    [alpha] => 0
)
64FF00FF

Warning: imagecolorsforindex(): Color index -1 out of range in %s on line %d
Array
(
    [red] => 255
    [green] => 0
    [blue] => 255
    [alpha] => 1
)
Array
(
    [red] => 254
    [green] => 0
    [blue] => 0
    [alpha] => 1
)
Array
(
    [red] => 246
    [green] => 10
    [blue] => 10
    [alpha] => 1
)

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