基于HTML实现图片动画网站_幸福百像园_mp100(HTML源码+数据集+项目使用说明).rar

<?php /*+-------------------------------------------------------------+ | Copyright (c) 2009-2010 Diqiye.Com All rights reserved. +-------------------------------------------------------------+ | Author: wbsifan <wbsifan@163.com> <QQ:29500196> +-------------------------------------------------------------+ | Info : MP Image 图形处理 +-------------------------------------------------------------+ | Time : 21:42 2009-1-3 +-------------------------------------------------------------+ */ !defined('IN_MP') && die('Forbidden!'); class Image { // 当前图片 protected $img; // 图像types 对应表 protected $types = array( 1 => 'gif', 2 => 'jpg', 3 => 'png', 6 => 'bmp' ); // 设置 public $_config = array( 'do_gif' =>1 ); // image public function __construct($img=''){ !$img && $this->setimg($img); } // Info public function setimg($img){ $this->img = $img; return $this; } // imageInfo public function getImageInfo($img){ $info = @getimagesize($img); if(isset($this->types[$info[2]])){ $info['ext'] = $info['type'] = $this->types[$info[2]]; } else{ $info['ext'] = $info['type'] = 'jpg'; } $info['type'] == 'jpg' && $info['type'] = 'jpeg'; $info['size'] = @filesize($img); return $info; } // thumb(新图地址, 宽, 高, 裁剪, 允许放大, 清淅度) public function thumb($filename,$new_w=160,$new_h=120,$cut=0,$big=0,$pct=100){ // 获取原图信息 $info = $this->getImageInfo($this->img); if(!empty($info[0])) { $old_w = $info[0]; $old_h = $info[1]; $type = $info['type']; $ext = $info['ext']; unset($info); $result['type'] = $type; $result['width'] = $old_w; $result['height'] = $old_h; $just_copy = false; // 是否处理GIF if($ext == 'gif' && !$this->_config['do_gif']){ $just_copy = true; } // 如果原图比缩略图小 并且不允许放大 if($old_w < $new_h && $old_h < $new_w && !$big){ $just_copy = true; } if($just_copy){ // 检查目录 if(!is_dir(dirname($filename))){ mkDirs(dirname($filename)); } @copy($this->img, $filename); return $result; } // 裁剪图片 if($cut == 0){ // 等比列 $scale = min($new_w/$old_w, $new_h/$old_h); // 计算缩放比例 $width = (int)($old_w*$scale); // 缩略图尺寸 $height = (int)($old_h*$scale); $start_w = $start_h = 0; $end_w = $old_w; $end_h = $old_h; } elseif($cut == 1){ // center center 裁剪 $scale1 = round($new_w/$new_h,2); $scale2 = round($old_w/$old_h,2); if($scale1 > $scale2){ $end_h = round($old_w/$scale1,2); $start_h = ($old_h-$end_h)/2; $start_w = 0; $end_w = $old_w; } else{ $end_w = round($old_h*$scale1,2); $start_w = ($old_w-$end_w)/2; $start_h = 0; $end_h = $old_h; } $width = $new_w; $height= $new_h; } elseif($cut == 2){ // left top 裁剪 $scale1 = round($new_w/$new_h,2); $scale2 = round($old_w/$old_h,2); if($scale1 > $scale2){ $end_h = round($old_w/$scale1,2); $end_w = $old_w; } else{ $end_w = round($old_h*$scale1,2); $end_h = $old_h; } $start_w = 0; $start_h = 0; $width = $new_w; $height= $new_h; } // 载入原图 $createFun = 'ImageCreateFrom'.$type; $oldimg = $createFun($this->img); // 创建缩略图 if($type!='gif' && function_exists('imagecreatetruecolor')){ $newimg = imagecreatetruecolor($width, $height); } else{ $newimg = imagecreate($width, $height); } // 复制图片 if(function_exists("ImageCopyResampled")){ ImageCopyResampled($newimg, $oldimg, 0, 0, $start_w, $start_h, $width, $height, $end_w,$end_h); } else{ ImageCopyResized($newimg, $oldimg, 0, 0, $start_w, $start_h, $width, $height, $end_w,$end_h); } // 检查目录 if(!is_dir(dirname($filename))){ mkDirs(dirname($filename)); } // 对jpeg图形设置隔行扫描 $type == 'jpeg' && imageinterlace($newimg,1); // 生成图片 $imageFun = 'image'.$type; if($type == 'jpeg'){ $did = @$imageFun($newimg,$filename,$pct); } else{ $did = @$imageFun($newimg,$filename); } !$did && die('保存失败!检查目录是否存在并且可写?'); ImageDestroy($newimg); ImageDestroy($oldimg); $result['width'] = $width; $result['height'] = $height; return $result; } return false; } // water(保存地址,水印图片,水印位置,透明度) public function water($filename,$water,$pos=0,$pct=80){ // 加载水印图片 $info = $this->getImageInfo($water); if(!empty($info[0])){ $water_w = $info[0]; $water_h = $info[1]; $type = $info['type']; $fun = 'imagecreatefrom'.$type; $waterimg = $fun($water); } else{ return false; } // 加载背景图片 $info = $this->getImageInfo($this->img); if(!empty($info[0])){ $old_w = $info[0]; $old_h = $info[1]; $type = $info['type']; $ext = $info['ext']; $fun = 'imagecreatefrom'.$type; $oldimg = $fun($this->img); } else{ return false; } // 是否处理GIF if($ext == 'gif' && !$this->_config['do_gif']){ return false; } // 剪切水印 $water_w >$old_w && $water_w = $old_w; $water_h >$old_h && $water_h = $old_h; // 水印位置 switch($pos){ case 0://随机 $posX = rand(0,($old_w - $water_w)); $posY = rand(0,($old_h - $water_h)); break; case 1://1为顶端居左 $posX = 0; $posY = 0; break; case 2://2为顶端居中 $posX = ($old_w - $water_w) / 2; $posY = 0; break; case 3://3为顶端居右 $posX = $old_w - $water_w; $posY = 0; break; case 4://4为中部居左 $posX = 0; $posY = ($old_h - $water_h) / 2; break; case 5://5为中部居中 $posX = ($old_w - $water_w) / 2; $posY = ($old_h - $water_h) / 2; break; case 6://6为中部居右 $posX = $old_w - $water_w; $posY = ($old_h - $water_h) / 2; break; case 7://7为底端居左 $posX = 0; $posY = $old_h - $water_h; break; case 8://8为底端居中 $posX = ($old_w - $water_w) / 2; $posY = $old_h - $water_h; break; case 9://9为底端居右 $posX = $old_w - $water_w; $posY = $old_h - $water_h; break; default: //随机 $posX = rand(0,($old_w - $water_w)); $posY = rand(0,($old_h - $water_h));