<?php
//功能:生成縮略圖
class CreatMiniature
{
//公共變量
var $srcFile = ""; //原圖
var $echoType; //輸出圖片類型，link--不保存為文件；file--保存為文件
var $im = ""; //臨時(shí)變量
var $srcW = ""; //原圖寬
var $srcH = ""; //原圖高
//設(shè)置變量及初始化
function SetVar($srcFile, $echoType)
{
if (!file_exists($srcFile)) {
echo '源圖片文件不存在!';
exit();
}
$this->srcFile = $srcFile;
$this->echoType = $echoType;
$info = "";
$data = GetImageSize($this->srcFile, $info);
switch ($data[2]) {
case 1:
if (!function_exists("imagecreatefromgif")) {
echo "你的GD庫不能使用GIF格式的圖片，請(qǐng)使用Jpeg或PNG格式！返回";
exit();
}Generate thumbnail function (supports image formats: gif, jpeg, png and bmp)
* @author ruxing.li
* @param string $src Source image path
* @param int $width Thumbnail width (conformal scaling is performed when only the height is specified)
* @param int $width Thumbnail height (conformal scaling is performed when only the width is specified)
* @param string $filename Save path (directly output to the browser if not specified)
* @return bool
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