void labelClicked(final int xCoordinate, final int yCoordinate) {
        //открываем эту новую область
        boolean[][] currentBricks = state.getBricks();
        currentBricks[xCoordinate][yCoordinate] = false;
        state.setBricks(currentBricks);
        state.setResultFromButton(false);
        //уменьшаем счет
        if (state.getIfScore()) {
            decreaseScore();
        }
        //оповещаем слушателей
        notifyObservers();
    }