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62 lines
1.5 KiB
PHP
62 lines
1.5 KiB
PHP
--TEST--
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Bug #53156 (imagerectangle problem with point ordering)
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--EXTENSIONS--
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gd
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--SKIPIF--
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<?php
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if (!GD_BUNDLED && version_compare(GD_VERSION, '2.3', '<')) {
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die("skip test requires GD 2.3 or newer");
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}
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?>
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--FILE--
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<?php
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function draw_and_check_pixel($x, $y)
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{
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global $img, $black, $red;
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echo (imagecolorat($img, $x, $y) === $black) ? '+' : '-';
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imagesetpixel($img, $x, $y, $red);
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}
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function draw_and_check_rectangle($x1, $y1, $x2, $y2)
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{
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global $img, $black;
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echo 'Rectangle: ';
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imagerectangle($img, $x1, $y1, $x2, $y2, $black);
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$x = ($x1 + $x2) / 2;
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$y = ($y1 + $y2) / 2;
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draw_and_check_pixel($x, $y1);
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draw_and_check_pixel($x1, $y);
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draw_and_check_pixel($x, $y2);
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draw_and_check_pixel($x2, $y);
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echo PHP_EOL;
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}
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$img = imagecreate(110, 210);
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$bgnd = imagecolorallocate($img, 255, 255, 255);
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$black = imagecolorallocate($img, 0, 0, 0);
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$red = imagecolorallocate($img, 255, 0, 0);
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draw_and_check_rectangle( 10, 10, 50, 50);
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draw_and_check_rectangle( 50, 60, 10, 100);
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draw_and_check_rectangle( 50, 150, 10, 110);
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draw_and_check_rectangle( 10, 200, 50, 160);
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imagesetthickness($img, 4);
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draw_and_check_rectangle( 60, 10, 100, 50);
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draw_and_check_rectangle(100, 60, 60, 100);
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draw_and_check_rectangle(100, 150, 60, 110);
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draw_and_check_rectangle( 60, 200, 100, 160);
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//imagepng($img, __DIR__ . '/bug53156.png'); // debug
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?>
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--EXPECT--
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Rectangle: ++++
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Rectangle: ++++
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Rectangle: ++++
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Rectangle: ++++
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Rectangle: ++++
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Rectangle: ++++
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Rectangle: ++++
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Rectangle: ++++
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