php: Image processing---three-dimensional pie chart
Release： 2016-07-30 13:31:11
Original
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// 创建图像
$image = imagecreatetruecolor(600, 450);
// 分配一些颜色
$white = imagecolorallocate($image, 0xFF, 0xFF, 0xFF);
$gray = imagecolorallocate($image, 0xC0, 0xC0, 0xC0);
$darkgray = imagecolorallocate($image, 0x90, 0x90, 0x90);
$navy = imagecolorallocate($image, 0x00, 0x00, 0x80);
$darknavy = imagecolorallocate($image, 0x00, 0x00, 0x50);
$red = imagecolorallocate($image, 0xFF, 0x00, 0x00);
$darkred = imagecolorallocate($image, 0x90, 0x00, 0x00);
$green = imagecolorallocate($image, 0, 200, 0);
//填充画布背景颜色；
imagefill($image,0,0,$green);
// 创建 3D 效果
for ($i = 180; $i > 150; $i--) {
imagefilledarc($image, 250, $i, 300, 150, 0, 45, $darknavy, IMG_ARC_PIE);
imagefilledarc($image, 250, $i, 300, 150, 45, 75 , $darkgray, IMG_ARC_PIE);
imagefilledarc($image, 250, $i, 300, 150, 75, 360 , $darkred, IMG_ARC_PIE);
}
imagefilledarc($image, 250, 150, 300, 150, 0, 45, $navy, IMG_ARC_PIE);
imagefilledarc($image, 250, 150, 300, 150, 45, 75 , $gray, IMG_ARC_PIE);
imagefilledarc($image, 250, 150, 300, 150, 75, 360 , $red, IMG_ARC_PIE);
// 输出图像
header('Content-type: image/png');
imagepng($image);
imagedestroy($image);
?>
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