private void initImagloader(Context context) {
        //獲取快取的路徑
        File cacheDir = StorageUtils.getOwnCacheDirectory(context,
                "photoview/Cache");
        //配置Inageload
        ImageLoaderConfiguration config = new ImageLoaderConfiguration.Builder(
                context)
                //執行緒池內載入的數量
 

                .discCache(new UnlimitedDiscCache(cacheDir)) //設定硬碟快取
                .threadPoolSize(3).threadPriority(Thread.NORM_PRIORITY - 2)
                .memoryCache(new WeakMemoryCache())
                .denyCacheImageMultipleSizesInMemory()
                .discCacheFileNameGenerator(new Md5FileNameGenerator())
                        //儲存的時候的URL用MD5加密
 

                .tasksProcessingOrder(QueueProcessingType.LIFO)
                .discCache(new UnlimitedDiscCache(cacheDir))//自定義快取路徑
                // .defaultDisplayImageOptions(DisplayImageOptions.createSimple())
                .writeDebugLogs() // Remove for release app
                .build();
        // Initialize ImageLoader with configuration.
 

        ImageLoader.getInstance().init(config);//全域性初始化此設定
    }

//uk.co.senab.photoview.PhotoView
        iv_photo = (PhotoView) findViewById(R.id.iv_photo);
        //當iv_photo為ImageView時使用PhotoViewAttacher封裝
        //attacher = new PhotoViewAttacher(iv_photo);
        //載入本地圖片
        try {
            //從assets中獲取資原始檔的輸入流
            InputStream is = getAssets().open("photoview.jpg");
            //從輸入流構建Bitmap物件
            Bitmap bm = BitmapFactory.decodeStream(is);
            iv_photo.setImageBitmap(bm);
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        //載入網路圖片
        loader = ImageLoader.getInstance();
        loader.displayImage("http://e.hiphotos.baidu.com/image/pic/item/ca1349540923dd547212ee69d309b3de9c824849.jpg", iv_photo);