cs15.prj.pongSupport

Class PongGame

java.lang.Object

cs15.prj.pongSupport.PongGame

public class PongGame
extends java.lang.Object

A STENCIL class that acts as the top-level logic class of the pong program.

Constructor Summary

Constructors

Constructor and Description
PongGame() Constructs an instance of the PongGame.

Method Summary

Modifier and Type	Method and Description
void	ballOffScreenLeft() A STENCIL method called whenever the ball moves off the screen on the left side.
void	ballOffScreenRight() A STENCIL method called whenever the ball moves off the screen on the right side.
void	checkWinner(int leftScore, int rightScore) A SUPPORT method that checks if any player has won the game.
void	eachSecond() A STENCIL method called throughout the game (actually every few milliseconds) to update the state of the game.
void	onDownPressed() A STENCIL method called whenever the Down key is pressed - the right paddle should move down.
void	onSPressed() A STENCIL method called whenever the S key is pressed - the left paddle should move down.
void	onUpPressed() A STENCIL method called whenever the Up key is pressed - the right paddle should move up.
void	onWPressed() A STENCIL method called whenever the W key is pressed - the left paddle should move up.
void	updateScoreLabels(int leftScore, int rightScore) A SUPPORT method that updates the score labels.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

PongGame

public PongGame()

Constructs an instance of the PongGame. You should initialize all instance variables here and call any methods required to start the game.

Method Detail

ballOffScreenLeft

public void ballOffScreenLeft()

A STENCIL method called whenever the ball moves off the screen on the left side. In this method, the right player's score should increase by 1, a new ball should be created, the score labels should update, and you should check if there is a winner. Be sure to use a helper method to implement this method.

ballOffScreenRight

public void ballOffScreenRight()

A STENCIL method called whenever the ball moves off the screen on the right side. In this method, the left player's score should increase by 1, a new ball should be created, the score labels should update, and you should check if there is a winner. Be sure to use a helper method to implement this method.

checkWinner

public void checkWinner(int leftScore,
                        int rightScore)

A SUPPORT method that checks if any player has won the game. If so, the game will automatically stop running and display a message to declare the winner.

Parameters:

leftScore - the left player's score

rightScore - the right player's score

eachSecond

public void eachSecond()

A STENCIL method called throughout the game (actually every few milliseconds) to update the state of the game. You should make the ball move and ensure each paddle checks for a collision with the ball.

onDownPressed

public void onDownPressed()

A STENCIL method called whenever the Down key is pressed - the right paddle should move down.

onSPressed

public void onSPressed()

A STENCIL method called whenever the S key is pressed - the left paddle should move down.

onUpPressed

public void onUpPressed()

A STENCIL method called whenever the Up key is pressed - the right paddle should move up.

onWPressed

public void onWPressed()

A STENCIL method called whenever the W key is pressed - the left paddle should move up.

updateScoreLabels

public void updateScoreLabels(int leftScore,
                              int rightScore)

A SUPPORT method that updates the score labels.

Parameters:

leftScore - the left player's score

rightScore - the right player's score