植物大战僵尸(一)

private void consumeTime() {
        new AsyncTask<Void, Void, Void>(){
            @Override
            protected Void doInBackground(Void... params) {
                SystemClock.sleep(5000);
                return null;
            }
            protected void onPostExecute(Void result) {
                setIsTouchEnabled(true);
                loading.removeSelf();
                WelcomeLayer.this.getChildByTag(TAG_START).setVisible(true);
            };
        }.execute();
    }