xref: /PHP-8.4/ext/gd/tests/colorresolve.phpt (revision a375d547) 
1--TEST--
2imagecolorresolve
3--EXTENSIONS--
4gd
5--FILE--
6<?php
7
8$im = imagecreatetruecolor(5,5);
9$c = imagecolorresolve($im, 255,0,255);
10printf("%X\n", $c);
11imagedestroy($im);
12
13$im = imagecreate(5,5);
14$c = imagecolorresolve($im, 255,0,255);
15print_r(imagecolorsforindex($im, $c));
16imagedestroy($im);
17
18$im = imagecreate(5,5);
19for ($i=0; $i<255; $i++) imagecolorresolve($im, $i,0,0);
20$c = imagecolorresolve($im, 255,0,0);
21print_r(imagecolorsforindex($im, $c));
22
23
24$im = imagecreate(5,5);
25for ($i=0; $i<256; $i++) {
26    if ($i == 246) {
27        imagecolorresolve($im, $i,10,10);
28    } else {
29        imagecolorresolve($im, $i,0,0);
30    }
31}
32$c = imagecolorresolve($im, 255,10,10);
33print_r(imagecolorsforindex($im, $c));
34
35
36
37// with alpha
38$im = imagecreatetruecolor(5,5);
39$c = imagecolorresolvealpha($im, 255,0,255, 100);
40printf("%X\n", $c);
41imagedestroy($im);
42
43$im = imagecreate(5,5);
44$c = imagecolorresolvealpha($im, 255,0,255,100);
45print_r(imagecolorsforindex($im, $c));
46imagedestroy($im);
47
48$im = imagecreate(5,5);
49for ($i=0; $i<255; $i++) imagecolorresolvealpha($im, $i,0,0,1);
50$c = imagecolorresolvealpha($im, 255,0,0,1);
51print_r(imagecolorsforindex($im, $c));
52
53
54$im = imagecreate(5,5);
55for ($i=0; $i<256; $i++) {
56    if ($i == 246) {
57        imagecolorresolvealpha($im, $i,10,10,1);
58    } else {
59        imagecolorresolvealpha($im, $i,0,0,100);
60    }
61}
62$c = imagecolorresolvealpha($im, 255,10,10,0);
63print_r(imagecolorsforindex($im, $c));
64
65
66?>
67--EXPECT--
68FF00FF
69Array
70(
71    [red] => 255
72    [green] => 0
73    [blue] => 255
74    [alpha] => 0
75)
76Array
77(
78    [red] => 255
79    [green] => 0
80    [blue] => 0
81    [alpha] => 0
82)
83Array
84(
85    [red] => 246
86    [green] => 10
87    [blue] => 10
88    [alpha] => 0
89)
9064FF00FF
91Array
92(
93    [red] => 255
94    [green] => 0
95    [blue] => 255
96    [alpha] => 100
97)
98Array
99(
100    [red] => 255
101    [green] => 0
102    [blue] => 0
103    [alpha] => 1
104)
105Array
106(
107    [red] => 246
108    [green] => 10
109    [blue] => 10
110    [alpha] => 1
111)
112