Java Snake游戏避免使用Thread.sleep

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

public class SnakeGame extends JPanel implements ActionListener {
    private Timer timer;
    private int delay = 100; // 定时器延迟，控制游戏速度

    public SnakeGame() {
        timer = new Timer(delay, this);
        timer.start();
    }

    public void paintComponent(Graphics g) {
        super.paintComponent(g);
        // 绘制游戏界面
        // ...
    }

    public void actionPerformed(ActionEvent e) {
        // 更新Snake的位置
        // ...

        // 重新绘制游戏界面
        repaint();
    }

    public static void main(String[] args) {
        JFrame frame = new JFrame("Snake Game");
        SnakeGame game = new SnakeGame();
        frame.add(game);
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.pack();
        frame.setVisible(true);
    }
}