private void moveDirection(Point point) {
		if (direction.equals(UP)) {
			point.setLocation(point.getX(), point.getY()-1);
		} else if (direction.equals(RIGHT)) {
			point.setLocation(point.getX()+1, point.getY());
		} else if (direction.equals(DOWN)) {
			point.setLocation(point.getX(), point.getY()+1);
		} else {
			point.setLocation(point.getX()-1, point.getY());
		}
	}