ImageLoader加载本地图片

来源：互联网发布：中国银行外汇交易软件编辑：程序博客网时间：2024/05/21 07:55

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public class LoadLocalImageUtil {    private LoadLocalImageUtil() {    }    private static LoadLocalImageUtil instance = null;    public static synchronized LoadLocalImageUtil getInstance() {        if (instance == null) {            instance = new LoadLocalImageUtil();        }        return instance;    }    /**     * 从内存卡中异步加载本地图片     *      * @param uri     * @param imageView     */    public void displayFromSDCard(String uri, ImageView imageView) {        // String imageUri = "file:///mnt/sdcard/image.png"; // from SD card        ImageLoader.getInstance().displayImage("file://" + uri, imageView);    }    /**     * 从assets文件夹中异步加载图片     *      * @param imageName     *            图片名称，带后缀的，例如：1.png     * @param imageView     */    public void dispalyFromAssets(String imageName, ImageView imageView) {        // String imageUri = "assets://image.png"; // from assets        ImageLoader.getInstance().displayImage("assets://" + imageName,                imageView);    }    /**     * 从drawable中异步加载本地图片     *      * @param imageId     * @param imageView     */    public void displayFromDrawable(int imageId, ImageView imageView) {        // String imageUri = "drawable://" + R.drawable.image; // from drawables        // (only images, non-9patch)        ImageLoader.getInstance().displayImage("drawable://" + imageId,                imageView);    }    /**     * 从内容提提供者中抓取图片     */    public void displayFromContent(String uri, ImageView imageView) {        // String imageUri = "content://media/external/audio/albumart/13"; //        // from content provider        ImageLoader.getInstance().displayImage("content://" + uri, imageView);    }}

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