public void addShape() throws NumberFormatException, IOException {
		int choice = 0;
		System.out.println("What shape would you like you add?");
		choice = Integer.parseInt(Wrapper.getUserInput());
		switch (choice) {
		case 0 :
			addPoint();
			break;
		case 1 :
			addParticle();
			break;
		}
	}