Computer.java

/*
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 */
package pong;

import java.awt.Color;
import java.awt.Graphics;

/**
 *
 * @author Max
 */
public class Computer {

    private GamePanel field;
    private int y = Pong.WINDOW_HEIGHT / 2;
    private int yVelocity = 0;
    private int width = 10;
    private int height = 40;

    public Computer(GamePanel game) {
        this.field = game;
    }

    public void update() {
        if (field.getBall().getY() < this.y) {
            //ball is above the computer
            yVelocity = -3;
        } else if (field.getBall().getY() > this.y) {
            yVelocity = 3;
        }
        y = y + yVelocity;

    }

    public void paint(Graphics g) {
        g.setColor(Color.red);
        g.fillRect(Pong.WINDOW_WIDTH - (35 + width), y, width, height);
    }

    public int getX() {
        return Pong.WINDOW_WIDTH - 6 - (35 + width);
    }

    public int getY() {
        return y;
    }

    public int getWidth() {
        return width;
    }

    public int getHeight() {
        return height;
    }
}