<?php
class Image{
private $image;
private $info;
// 打开图片
public function __construct($src){
$info=getimagesize($src);
$this ->info=array(
'width'=>$info[0],
'height'=>$info[1],
'type'=>image_type_to_extension($info[2],false),
'mime'=>$info['mime']
);
$fun="imagecreatefrom{$this->info['type']}";
$this->image=$fun($src);
}
// 操作图片（压缩）
public function thumb($width,$height) {
$image_thumb=imagecreatetruecolor($width, $height);
imagecopyresampled($image_thumb, $this->image, 0, 0, 0, 0, $width, $height, $this->info['width'], $this->info['height']);
imagedestroy($this->image);
$this->image=$image_thumb;
}
//操作图片（添加文字水印）
public function fontMark($content,$font_url,$size,$color,$local,$angle){
$col=imagecolorallocatealpha($this->image, $color[0], $color[1], $color[2], $color[3]);
imagettftext($this->image, $size, $angle, $local['x'], $local['y'], $col, $font_url, $content);
}
// 操作图片（给图片添加图片水印）
public function imageMark($source,$local,$alpha){
$info2=getimagesize($source);
$type2=image_type_to_extension($info2[2],false);
$fun2="imagecreatefrom{$type2}";
$water=$fun2($source);
imagecopymerge($this->image, $water, $local['x'], $local['y'], 0, 0, $info2[0], $info2[1], $alpha);
imagedestroy($water);
}
// 输出图片
public function show() {
header("Content-type:".$this->info['mime']);
// error_reporting(E_ALL^E_NOTICE^E_WARNING);
$func="image{$this->info['type']}";
$func($this->image);
}
// 保存图片
public function save($new){
$func="image{$this->info['type']}";
$func($this->image,$new.'.'.$this->info['type']);
}
// 销毁图片
public function __destruct() {
imagedestroy($this->image);
}
}
?><?php
require "image.class.php";
$src='images/001.jpg';
$source='images/002.jpg';
$content='hello';
$font_url='msyh.ttf';
$size=20;
$color=array(
0=>255,
1=>255,
2=>255,
3=>20
);
$local=array(
'x'>=20,
'y'=>30
);
$alpha=20;
$angle=10;
$image=new Image($src);
$image->imageMark($source, $local, $alpha);
$image->fontMark($content, $font_url, $size, $color, $local, $angle);
$image->show();
$image->thumb(300, 150);
$image->save(imageMark);
?>
