php基于GD库画五星红旗 php基于GD库画五星红旗的方法
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本文实例讲述了php基于GD库画五星红旗的方法。分享给大家供大家参考。具体分析如下：
这里实例分析php画的五星红旗（GD库），代码如下：
复制代码 代码如下:
<?php
header("Content-Type:image/jpeg");
$ing = imagecreatetruecolor(700,410);
//新建一个真彩色图像，返回值为一个图像标识符，背景默认为黑色，参数(x_size*y_size)
$red = imagecolorallocate($ing,255,0,0);//定义背景颜色
$yellow = imagecolorallocate($ing,237,231,32);//定义黄色
imagefill($ing,0,0,$red);//填充颜色，以坐标(0,0)开始起填充
//数组坐标，表示(x1,y1,x2,y2,x3,y3.....x11,y11);
$a = array(90,30,108,73,157,73,119,102,135,152,93,123,52,152,66,102,29,74,76,73,90,30);
imagefilledpolygon($ing,$a,10,$yellow);//画一个多边形：10表示顶点总数，$yellow表示填充色
$a1 = array(229,25,229,43,248,48,229,55,229,74,217,60,198,66,210,50,197,34,218,39,229,25);
imagefilledpolygon($ing,$a1,10,$yellow);
$a2 = array(227,108,227,127,245,134,228,139,227,157,215,143,196,149,208,132,196,117,215,122,227,108);
imagefilledpolygon($ing,$a2,10,$yellow);
$a3 = array(163,184,163,204,181,211,163,216,163,234,152,220,132,225,144,209,132,193,151,199,163,184);
imagefilledpolygon($ing,$a3,10,$yellow);
$a4 = array(65,209,65,228,84,235,65,240,65,259,54,245,33,249,46,233,34,217,53,224,68,209);
imagefilledpolygon($ing,$a4,10,$yellow);
ob_clean();
imagejpeg($ing);
imagedestroy($ing);
?>
header("Content-Type:image/jpeg");
$ing = imagecreatetruecolor(700,410);
//新建一个真彩色图像，返回值为一个图像标识符，背景默认为黑色，参数(x_size*y_size)
$red = imagecolorallocate($ing,255,0,0);//定义背景颜色
$yellow = imagecolorallocate($ing,237,231,32);//定义黄色
imagefill($ing,0,0,$red);//填充颜色，以坐标(0,0)开始起填充
//数组坐标，表示(x1,y1,x2,y2,x3,y3.....x11,y11);
$a = array(90,30,108,73,157,73,119,102,135,152,93,123,52,152,66,102,29,74,76,73,90,30);
imagefilledpolygon($ing,$a,10,$yellow);//画一个多边形：10表示顶点总数，$yellow表示填充色
$a1 = array(229,25,229,43,248,48,229,55,229,74,217,60,198,66,210,50,197,34,218,39,229,25);
imagefilledpolygon($ing,$a1,10,$yellow);
$a2 = array(227,108,227,127,245,134,228,139,227,157,215,143,196,149,208,132,196,117,215,122,227,108);
imagefilledpolygon($ing,$a2,10,$yellow);
$a3 = array(163,184,163,204,181,211,163,216,163,234,152,220,132,225,144,209,132,193,151,199,163,184);
imagefilledpolygon($ing,$a3,10,$yellow);
$a4 = array(65,209,65,228,84,235,65,240,65,259,54,245,33,249,46,233,34,217,53,224,68,209);
imagefilledpolygon($ing,$a4,10,$yellow);
ob_clean();
imagejpeg($ing);
imagedestroy($ing);
?>
希望本文所述对大家的php程序设计有所帮助。
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