ImageTool.java 文件源码

public static void loadFromUrlToBitmap(ViewContext context, String url,
                                       LoadBitmapCallback callback)
{
    if (url.isEmpty()) {
        callback.onLoaded(null);
        return;
    }

    Target target = new Target() {
        @Override
        public void onBitmapLoaded(Bitmap bitmap, Picasso.LoadedFrom from) {
            callback.onLoaded(bitmap);
        }

        @Override
        public void onBitmapFailed(Drawable errorDrawable) {
            callback.onLoaded(null);
        }

        @Override
        public void onPrepareLoad(Drawable placeHolderDrawable) {
        }
    };

    Picasso.with(context.getInstance()).load(url).into(target);
}