copilot-乒乓球小游戏

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

public class PingPongGame extends JPanel {

    int ballX = 0;
    int ballY = 0;
    int paddleX = 0;
    int caughtBalls = 0;
    int missedBalls = 0;

    public PingPongGame() {
        setPreferredSize(new Dimension(500, 360));
setBackground(Color.WHITE);

Timer timer = new Timer(2, new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                ballY += 1;
                if ( ballY > getHeight() -1 && ballY < getHeight() +1) { // 修改这里，当小球的y坐标等于滑块的y坐标时进行判断
if (ballX > paddleX && ballX < paddleX + 50) {
                        System.out.println(ballY+" "+paddleX);
caughtBalls++;
} else {
                        System.out.println(ballY+" "+getHeight());
missedBalls++;
}
                    ballY = 0;
ballX = (int) (Math.random() * getWidth());
}
                repaint();
}
        });
timer.start();

addMouseMotionListener(new MouseMotionAdapter() {
            public void mouseMoved(MouseEvent e) {
                paddleX = e.getX() - 50;
repaint();
}
        });
}

    protected void paintComponent(Graphics g) {
        super.paintComponent(g);
g.setColor(Color.RED);
g.fillOval(ballX, ballY, 20, 20);
g.setColor(Color.BLUE);
g.fillRect(paddleX, getHeight() - 20, 100, 10);
g.setColor(Color.BLACK);
g.drawString("Caught: " + caughtBalls + " Missed: " + missedBalls, 20, 20);
}

    public static void main(String[] args) {
        SwingUtilities.invokeLater(new Runnable() {
            public void run() {
                JFrame frame = new JFrame("Ping Pong Game");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.getContentPane().add(new PingPongGame());
frame.pack();
frame.setLocationRelativeTo(null);
frame.setVisible(true);
}
        });
}
}