URLImageParser.java 文件源码

@Override
public Drawable getDrawable(String source) {
    Logger.d("URLImageParser", "source:" + source);
    final LevelListDrawable mDrawable = new LevelListDrawable();
    Drawable empty = new BitmapDrawable();
    mDrawable.addLevel(0, 0, empty);
    mDrawable.setBounds(0, 0, empty.getIntrinsicWidth(), empty.getIntrinsicHeight());
    // get the actual source
    ImageLoader.loadBitmapFromUrl(context, source, cookie, referer, new BaseBitmapDataSubscriber() {
        @Override
        protected void onNewResultImpl(Bitmap bitmap) {
            if (bitmap != null) {
                Bitmap copy = bitmap.copy(Bitmap.Config.ARGB_8888, true);
                Drawable drawable = new BitmapDrawable(context.getResources(), copy);
                mDrawable.addLevel(1, 1, drawable);
                mDrawable.setBounds(0, 0, copy.getWidth(), copy.getHeight());
                mDrawable.setLevel(1);
                new Handler(context.getMainLooper()).post(new Runnable() {
                    @Override
                    public void run() {
                        CharSequence t = textView.getText();
                        textView.setText(t);
                    }
                });
            }
        }

        @Override
        protected void onFailureImpl(DataSource<CloseableReference<CloseableImage>> dataSource) {
        }
    });

    // return reference to URLDrawable where I will change with actual image from
    // the src tag
    return mDrawable;
}