php-src/ext/gd/tests/lines.phpt
2019-03-11 11:32:20 +01:00

109 lines
2.0 KiB
PHP

--TEST--
imageline no AA
--SKIPIF--
<?php
if (!function_exists('imageline')) die("skip gd extension not available\n");
?>
--FILE--
<?php
$im = imagecreatetruecolor(6,6);
imagefill($im, 0,0, 0xffffff);
// Horizontal line
imageline($im, 0,5, 5,5, 0x00ff00);
$p1 = imagecolorat($im, 0,5)==0x00ff00;
$p2 = imagecolorat($im, 5,5)==0x00ff00;
$p3 = true;
for ($x=1; $x<5; $x++) {
$p3 = $p3 && (imagecolorat($im, $x,5)==0x00ff00);
}
if ($p1 && $p2 && $p3) {
echo "Horizontal: ok\n";
}
$im = imagecreatetruecolor(6,6);
imagefill($im, 0,0, 0xffffff);
imageline($im, 0,0, 0,5, 0x00ff00);
$p1 = imagecolorat($im, 0,0)==0x00ff00;
$p2 = imagecolorat($im, 0,5)==0x00ff00;
$p3 = true;
for ($y=1; $y<5; $y++) {
$p3 = $p3 && (imagecolorat($im, 0,$y)==0x00ff00);
}
if ($p1 && $p2 && $p3) {
echo "Vertical: ok\n";
}
$im = imagecreatetruecolor(6,6);
imagefill($im, 0,0, 0xffffff);
imageline($im, 0,0, 5,5, 0x00ff00);
// Diagonal
$p1 = imagecolorat($im, 0,0)==0x00ff00;
$p2 = imagecolorat($im, 5,5)==0x00ff00;
$x=1;
$p3 = true;
for ($y=1; $y<5; $y++) {
$p3 = $p3 && (imagecolorat($im, $x,$y)==0x00ff00);
$x++;
}
if ($p1 && $p2 && $p3) {
echo "Diagonal: ok\n";
}
// Outside
$im = imagecreatetruecolor(6,6);
imagefill($im, 0,0, 0xffffff);
imageline($im, 12, 12, 23,23, 0x00ff00);
$p3 = true;
for ($x=0; $x<6; $x++) {
for ($y=0; $y<6; $y++) {
$p3 = $p3 && (imagecolorat($im, $x,$y)!=0x00ff00);
}
}
if ($p3) {
echo "Outside 1: ok\n";
}
$im = imagecreatetruecolor(6,6);
imagefill($im, 0,0, 0xffffff);
imageline($im, -12, -12, -23,-23, 0x00ff00);
$p3 = true;
for ($x=0; $x<6; $x++) {
for ($y=0; $y<6; $y++) {
$p3 = $p3 && (imagecolorat($im, $x,$y)!=0x00ff00);
}
}
if ($p3) {
echo "Outside 2: ok\n";
}
$im = imagecreatetruecolor(6,6);
imagefill($im, 0,0, 0xffffff);
imageline($im, -1, -1, 4,4, 0x00ff00);
$p3 = true;
for ($x=0; $x<5; $x++) {
for ($y=0; $y<5; $y++) {
$p3 = $p3 && (imagecolorat($im, $x,$y)==0x00ff00);
}
}
if ($p3) {
echo "Outside 2: ok\n";
}
?>
--EXPECTF--
Horizontal: ok
Vertical: ok
Diagonal: ok
Outside 1: ok
Outside 2: ok