在 SnakeGame 类中添加播放音乐的功能,可以使用 Java 内置的 AudioPlayer 进行音乐播放。修改后的代码如下:

package game;

import javax.sound.sampled.*;
import javax.swing.*;
import java.awt.*;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Random;

public class SnakeGame extends JFrame implements KeyListener {
    // 游戏界面大小
    private final int WIDTH = 800;
    private final int HEIGHT = 840;
    // 网格大小
    private static final int GRID_SIZE = 40;
    // 贪吃蛇移动速度
    private static final int SNAKE_SPEED = GRID_SIZE;
    // 贪吃蛇
    private final ArrayList<Point> snake = new ArrayList<>();
    private Point direction = new Point(1, 0); // 贪吃蛇移动方向
    private Point food; // 食物
    // 记录玩家得分
    private int score = 0;
    //蛇头
    ImageIcon icon=new ImageIcon("C:\\Users\\彭 杨\\IdeaProjects\\untitled\\src\\game\\resizedImage.jpg");
    JLabel j=new JLabel(icon);
    public SnakeGame() {
        // 设置窗口大小和标题
        setSize(WIDTH, HEIGHT);
        setTitle("贪吃蛇小游戏");
        // 设置窗口居中
        setLocationRelativeTo(null);
        // 添加键盘监听器
        addKeyListener(this);
        // 初始化贪吃蛇和食物

        initSnake();
        initFood();
        this.add(j);

        // 播放背景音乐
        playMusic("C:\\Users\\彭 杨\\IdeaProjects\\untitled\\src\\G0tch_ - 托马斯臭火车_1_1.WAV");

        // 显示窗口
        setVisible(true);
    }

    // 初始化贪吃蛇
    private void initSnake() {
        // 初始长度为3
        snake.add(new Point(4, 2));
        snake.add(new Point(3, 2));
        snake.add(new Point(2, 2));
    }

    // 初始化食物
    private void initFood() {
        Random random = new Random();
        int x = random.nextInt((WIDTH-2*GRID_SIZE) / GRID_SIZE);
        int y = random.nextInt((HEIGHT-2*GRID_SIZE) / GRID_SIZE);
        food = new Point(x+1, y+1);
    }

    // 绘制游戏界面
    @Override
    public void paint(Graphics g) {
        // 清空画布
        g.clearRect(0, 0, WIDTH, HEIGHT);

        // 绘制贪吃蛇
        g.setColor(Color.red);
        for (Point p : snake) {
            g.fillOval(p.x * GRID_SIZE, p.y * GRID_SIZE, GRID_SIZE, GRID_SIZE);
        }
        // 绘制蛇头

        j.setBounds(snake.get(0).x*GRID_SIZE-7,snake.get(0).y*GRID_SIZE-30,40,40);
        // 绘制网格
        g.setColor(Color.blue);
        for (int i = 0; i < WIDTH / GRID_SIZE; i++) {
            g.drawLine(i * GRID_SIZE, 0, i * GRID_SIZE, HEIGHT);
        }
        for (int i = 0; i < HEIGHT / GRID_SIZE; i++) {
            g.drawLine(0, i * GRID_SIZE, WIDTH, i * GRID_SIZE);
        }
        // 绘制食物
        g.setColor(Color.PINK);
        g.fillOval(food.x * GRID_SIZE, food.y * GRID_SIZE, GRID_SIZE, GRID_SIZE);
        // 显示得分
        g.setColor(Color.darkGray);
        g.setFont(new Font("微软雅黑", Font.PLAIN, 20));
        g.drawString("得分:" + score, 650, 100);
        //绘制黑色方格边框
        g.setColor(Color.black);
        for (int i = 0; i <WIDTH/GRID_SIZE ; i++) {
            g.fillRect(i*GRID_SIZE,0,40,40);
            g.fillRect(i*GRID_SIZE,800,40,40);
            g.fillRect(0,i*GRID_SIZE,40,40);
            g.fillRect(760,i*GRID_SIZE,40,40);
        }
    }

    // 重写 update() 方法,调用 paint() 方法
    @Override
    public void update(Graphics g) {
        paint(g);
    }

    // 贪吃蛇移动
    private void moveSnake() {
        // 计算新的蛇头位置
        Point head = new Point(snake.get(0).x + direction.x, snake.get(0).y + direction.y);
        // 判断是否撞墙
        if (head.x < 1 || head.x >= (WIDTH / GRID_SIZE)-1 || head.y < 1 || head.y >= (HEIGHT / GRID_SIZE)-1) {
            JOptionPane.showMessageDialog(this, "你是真的菜,才"+score+"分");
            System.exit(0);
        }
        // 判断蛇头是否与蛇身相撞
        for (int i = 1; i < snake.size(); i++) {
            if (head.equals(snake.get(i))) {
                JOptionPane.showMessageDialog(this, "你是真的菜,才"+score+"分");
                System.exit(0);
            }
        }
        // 判断是否吃到食物
        if (head.equals(food)) {
            snake.add(0, head);
            initFood();
            // 如果吃到食物,则将 score 的值加上 10
            score += 10;
        } else {
            snake.add(0, head);
            snake.remove(snake.size() - 1);
        }
        // 刷新游戏界面
        repaint();
    }

    // 键盘按下事件处理
    @Override
    public void keyPressed(KeyEvent e) {
        switch (e.getKeyCode()) {
            case KeyEvent.VK_UP:
                if (direction.y != 1) {
                    direction.x = 0;
                    direction.y = -1;
                }
                break;
            case KeyEvent.VK_DOWN:
                if (direction.y != -1) {
                    direction.x = 0;
                    direction.y = 1;
                }
                break;
            case KeyEvent.VK_LEFT:
                if (direction.x != 1) {
                    direction.x = -1;
                    direction.y = 0;
                }
                break;
            case KeyEvent.VK_RIGHT:
                if (direction.x != -1) {
                    direction.x = 1;
                    direction.y = 0;
                }
                break;
        }
    }

    // 必须实现的方法
    @Override
    public void keyTyped(KeyEvent e) {
    }

    // 必须实现的方法
    @Override
    public void keyReleased(KeyEvent e) {
    }

    // 播放音乐
    private void playMusic(String filePath) {
        File musicFile = new File(filePath);
        try {
            AudioInputStream audioStream = AudioSystem.getAudioInputStream(musicFile);
            Clip clip = AudioSystem.getClip();
            clip.open(audioStream);
            clip.loop(Clip.LOOP_CONTINUOUSLY);
        } catch (UnsupportedAudioFileException | IOException | LineUnavailableException e) {
            e.printStackTrace();
        }
    }

    public static void main(String[] args) {

        SnakeGame game = new SnakeGame();
        // 游戏循环
        while (true) {
            game.moveSnake();
            try {
                Thread.sleep(8000 / SNAKE_SPEED);
            } catch (InterruptedException i) {
                i.printStackTrace();
            }
        }
        // 关闭旧的界面

    }
}
``
在下面的贪吃蛇游戏中增加播放音乐的功能音乐的绝对路径为:CUsers彭 杨IdeaProjectsuntitledsrcG0tch_ - 托马斯臭火车_1_1WAVpackage game;import javaxswing;import javaawt;import javaawteventKeyEvent;import javaawteventKeyListener;import javaut

原文地址: https://www.cveoy.top/t/topic/fKU5 著作权归作者所有。请勿转载和采集!

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