叶子的思念
2017-02-14 19:06
<?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); ?>
$this - > = array() 这个位置 ,this和-是不是隔得有点远?
我也是这样。。
我的也是这样
GD库实现图片水印与缩略图
19006 学习 · 162 问题
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