php教程|php手册
php,图片,文字水印,
php教程-php手册
php图片添加文字水印实现代码，
扫描端口的软件源码,Ubuntu有哪些系列,tomcat无服务器,西安爬虫防治,php数据库索引,北航seolzw
php类库给现有的图片加文字水印，代码不是很完善，欢迎大家多多指教！代码如下：
3d游戏 源码,vscode编译c和c,ubuntu 握手包,idea单起tomcat,防止简历爬虫,php网页控件,专业seo外包平台推广排名,帝国医院网站模版,苹果cms v10模板资源站lzw
img(图片路径,水印文字,字体路径,字体大小,字体角度);比如：$tpl->img(abc.jpg,这是水印文字,ziti.ttf,30,0)*/class image_fu{private $image;private $img_info;private $img_width;private $img_height;private $img_im;private $img_text;private $img_ttf=\;private $img_new;private $img_text_size;private $img_jd;function img($img=\,$txt=\,$ttf=\,$size=12,$jiaodu=0){if(isset($img)&&file_exists($img)){//检测图片是否存在$this->image =$img;$this->img_text=$txt;$this->img_text_size=$size;$this->img_jd=$jiaodu;if(file_exists($ttf)){$this->img_ttf=$ttf;}else{exit(字体文件：.$ttf.不存在！);}$this->imgyesno();}else{exit(图片文件:.$img.不存在);}}private function imgyesno(){$this->img_info =getimagesize($this->image);$this->img_width =$this->img_info[0];//图片宽$this->img_height=$this->img_info[1];//图片高//检测图片类型switch($this->img_info[2]){case 1:$this->img_im = imagecreatefromgif($this->image);break;case 2:$this->img_im = imagecreatefromjpeg($this->image);break;case 3:$this->img_im = imagecreatefrompng($this->image);break;default:exit(图片格式不支持水印);}$this->img_text();}private function img_text(){imagealphablending($this->img_im,true);//设定颜色$color=imagecolorallocate($this->img_im,rand(0,255),rand(0,255),rand(0,255));$txt_height=$this->img_text_size;$txt_jiaodu=$this->img_jd;$ttf_im=imagettfbbox($txt_height,$txt_jiaodu,$this->img_ttf,$this->img_text);$w = $ttf_im[2] - $ttf_im[6];$h = $ttf_im[3] - $ttf_im[7];//$w = $ttf_im[7];//$h = $ttf_im[8];unset($ttf_im);$txt_y =$this->img_height-$h;$txt_x =$this->img_width-$w;//$txt_y =0;//$txt_x =0;$this->img_new=@imagettftext($this->img_im,$txt_height,$txt_jiaodu,$txt_x,$txt_y,$color,$this->img_ttf,$this->img_text);@unlink($this->image);//删除图片switch($this->img_info[2]) {//取得背景图片的格式case 1:imagegif($this->img_im,$this->image);break;case 2:imagejpeg($this->img_im,$this->image);break;case 3:imagepng($this->img_im,$this->image);break;default: exit(水印图片失败);}}//显示图片function img_show(){echo \;}//释放内存private function img_nothing(){unset($this->img_info);imagedestroy($this->img_im);}}?>
ip查询网源码,ubuntu 安装软件流程,tomcat每个人详解,冬天绿色爬虫,php中的strpos,辛集seo关键词排名优化多少钱lzw
您可能感兴趣的文章:
php gd2 上传图片/文字水印/图片水印/等比例缩略图/实现代码php文字水印和php图片水印实现代码(二种加水印方法)ThinkPHP做文字水印时提示call an undefined function exif_imagetype()解决方法php给图片加文字水印php面向对象与面向过程两种方法给图片添加文字水印php给图片添加文字水印方法汇总
