36 lines
1.1 KiB
PHP
36 lines
1.1 KiB
PHP
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<?php
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$size = 300;
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$image=imagecreatetruecolor($size, $size);
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// quelque chose pour obtenir un fond blanc avec une bordure noire
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$back = imagecolorallocate($image, 255, 255, 255);
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$border = imagecolorallocate($image, 0, 0, 0);
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imagefilledrectangle($image, 0, 0, $size - 1, $size - 1, $back);
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imagerectangle($image, 0, 0, $size - 1, $size - 1, $border);
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$yellow_x = 100;
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$yellow_y = 75;
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$red_x = 120;
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$red_y = 165;
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$blue_x = 187;
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$blue_y = 125;
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$radius = 150;
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// alloue des couleurs avec des valeurs alpha
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$yellow = imagecolorallocatealpha($image, 255, 255, 0, 75);
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$red = imagecolorallocatealpha($image, 255, 0, 0, 75);
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$blue = imagecolorallocatealpha($image, 0, 0, 255, 75);
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// Dessine 3 ellipses
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imagefilledellipse($image, $yellow_x, $yellow_y, $radius, $radius, $yellow);
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imagefilledellipse($image, $red_x, $red_y, $radius, $radius, $red);
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imagefilledellipse($image, $blue_x, $blue_y, $radius, $radius, $blue);
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// Ne pas oublier d'envoyer un header correct
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header('Content-type: image/png');
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// et finallement, afficher le r<>sultat
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imagepng($image);
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imagedestroy($image);
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?>
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