From fd2731cfce31eae7d14dfa8357f819bda8068d8a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=BA=A6=E5=BD=93=E8=8B=97=E5=84=BF?= <zuojiazi@vip.qq.com>
Date: Mon, 15 Apr 2013 15:08:50 +0800
Subject: [PATCH] =?UTF-8?q?=E8=B0=83=E6=95=B4=E5=9B=BE=E7=89=87=E5=87=BA?=
 =?UTF-8?q?=E5=A4=84=E7=90=86=E7=B1=BB=E6=B3=A8=E9=87=8A?=
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---
 Library/Think/Image.php | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/Library/Think/Image.php b/Library/Think/Image.php
index 2d59ebd5..90e837cb 100644
--- a/Library/Think/Image.php
+++ b/Library/Think/Image.php
@@ -43,22 +43,20 @@ class Image {
     private static $im;
 
     /**
-     * 构造方法，用于实例化一个图片处理对象
+     * 初始化方法，用于实例化一个图片处理对象
      * @param string $type 要使用的类库，默认使用GD库
      */
-    public function init($type = 'Gd', $imgname = null){
+    static public function init($type = 'Gd', $imgname = null){
         /* 引入处理库，实例化图片处理对象 */
-        $class  =    '\\Think\\Image\\Driver\\'.ucwords($type);
+        $class = '\\Think\\Image\\Driver\\'.ucwords($type);
         self::$im = new $class($imgname);
         return self::$im;
     }
 
     // 调用驱动类的方法
 	static public function __callStatic($method, $params){
-        if(empty(self::$im)) {
-            self::init();
-        }
-		return call_user_func_array(array(self::$im, $method), $params);
+        self::$im || self::init();
+		return call_user_func_array([self::$im, $method], $params);
 	}
 
 }
\ No newline at end of file