php绘图2

<?php/** * Created by PhpStorm. * User: dllo * Date: 16/8/12 * Time: 下午4:24 */header("Content-type:image/png;");$image = imagecreate(500,500);//第一次调用,会给画布背景添加颜色imagecolorallocate($image,255,0,0);$green = imagecolorallocate($image,0,255,0);$blue = imagecolorallocate($image,0,0,255);$white = imagecolorallocate($image,0,0,0);//设置画笔样式imagesetstyle($image,[$green,$blue]);//设置线宽imagesetthickness($image,"30");//imageline($image,0,0,500,500,IMG_COLOR_STYLED);imageline($image,0,500,500,0,$blue);// 设置笔刷$img = imagecreatefrompng("http://www.libpng.org/pub/png/images/smile.happy.png");imagesetbrush($image, $img);imageline($image,0, 500, 500, 500, IMG_COLOR_BRUSHED);// 画圆imagearc($image,250,250,100,200,0,360,$green);// 填充一个矩形imagefilledrectangle($image,50,50,200,200,IMG_COLOR_STYLED);//填充文字imagestring($image,5,20,20,"word",$green);// 写单个字符imagechar($image,5,100,300,"X",IMG_COLOR_STYLED);//插入单独像素imagesetpixel($image,200,100,$white);imagepng($image);//内存管理,当图片生成之后返回给前端,图片的内存就可以回收了imagedestroy($image);