Paddle.java

import java.awt.*;
import java.awt.event.*;
import java.util.*;
import javax.swing.*;

public class Paddle extends Rectangle {
	int id;
	int yVelocity;
	int xVelocity;
	int speed = 10 ;
	
	Paddle(int x ,int y ,int PADDLE_WIDTH ,int PADDLE_HEIGHT,int id){
		super(x,y,PADDLE_WIDTH,PADDLE_HEIGHT);
		this.id = id ;
		
	}
	
	public void keyPressed(KeyEvent e) {
		switch (id) {
		case 1 :
			if(e.getKeyCode() == KeyEvent.VK_Z ) {
				setYDirection(-speed);
				move();
			}
			if(e.getKeyCode() == KeyEvent.VK_S ) {
				setYDirection(speed);
				move();
			}
			if(e.getKeyCode() == KeyEvent.VK_Q ) {
				setXDirection(-speed);
				move();
			}
			if(e.getKeyCode() == KeyEvent.VK_D ) {
				setXDirection(speed);
				move();
			}
			break;
		case 2 :
			if(e.getKeyCode() == KeyEvent.VK_UP ) {
				setYDirection(-speed);
				move();
			}
			if(e.getKeyCode() == KeyEvent.VK_DOWN ) {
				setYDirection(speed);
				move();
			}
			if(e.getKeyCode() == KeyEvent.VK_LEFT ) {
				setXDirection(-speed);
				move();
			}
			if(e.getKeyCode() == KeyEvent.VK_RIGHT ) {
				setXDirection(speed);
				move();
			}
			break;
		}	
	}
	
	public void keyReleased(KeyEvent e) {
		switch (id) {
		case 1 :
			if(e.getKeyCode() == KeyEvent.VK_Z ) {
				setYDirection(0);
				move();
			}
			if(e.getKeyCode() == KeyEvent.VK_S ) {
				setYDirection(0);
				move();
			}
			if(e.getKeyCode() == KeyEvent.VK_Q ) {
				setXDirection(0);
				move();
			}
			if(e.getKeyCode() == KeyEvent.VK_D ) {
				setXDirection(0);
				move();
			}
			break;
		case 2 :
			if(e.getKeyCode() == KeyEvent.VK_UP ) {
				setYDirection(0);
				move();
			}
			if(e.getKeyCode() == KeyEvent.VK_DOWN ) {
				setYDirection(0);
				move();
			}
			if(e.getKeyCode() == KeyEvent.VK_LEFT ) {
				setXDirection(0);
				move();
			}
			if(e.getKeyCode() == KeyEvent.VK_RIGHT ) {
				setXDirection(0);
				move();
			}
			break;
		}	
	}
	public void setYDirection(int yDirection) {
		yVelocity = yDirection;
	}
	public void setXDirection(int xDirection) {
		xVelocity = xDirection;
	}
	public void move() {
		y = y + yVelocity;
		x = x + xVelocity;
	}
	public void draw(Graphics g) {
		if(id ==1)
			g.setColor(Color.BLUE);
		else 
			g.setColor(Color.RED);
		g.fillRect(x, y, width, height);
	}	
}