解释代码贪吃蛇void hide() { CONSOLE_CURSOR_INFO cursor_info = {1, 0}; SetConsoleCursorInfo(hout, &cursor_info); }

这段代码是用于隐藏控制台窗口中的光标的。可能你在玩贪吃蛇游戏时，不希望控制台窗口中显示光标，这个函数就用来实现这个功能。

具体来说，这个函数使用了 Windows API 中的 SetConsoleCursorInfo 函数来设置控制台窗口中的光标信息。其中，CONSOLE_CURSOR_INFO 结构体用于描述光标的信息，包括光标的大小和是否可见。在这里，将光标大小设置为1，可见性设置为0，就实现了隐藏光标的效果。

总之，这段代码的作用是隐藏控制台窗口中的光标，让游戏界面更加美观和舒适。

相关问题

java贪吃蛇添加背景音乐_java代码中简单添加背景音乐

在Java中简单添加背景音乐可以使用javax.sound.sampled包中的功能。以下是一个示例代码，演示了如何在Java贪吃蛇游戏中添加背景音乐：

import javax.sound.sampled.*;
import java.io.File;
import java.io.IOException;

public class SnakeGame {
    public static void main(String[] args) {
        // 创建一个新的线程来播放音乐
        Thread musicThread = new Thread(() -> {
            try {
                // 加载音乐文件
                File musicFile = new File("background_music.wav");
                AudioInputStream audioStream = AudioSystem.getAudioInputStream(musicFile);

                // 获取音频格式
                AudioFormat format = audioStream.getFormat();

                // 创建一个数据行信息对象
                DataLine.Info info = new DataLine.Info(Clip.class, format);

                // 获取音频数据行
                Clip audioClip = (Clip) AudioSystem.getLine(info);

                // 打开音频数据行
                audioClip.open(audioStream);

                // 循环播放音乐
                audioClip.loop(Clip.LOOP_CONTINUOUSLY);

                // 等待音乐播放完成
                Thread.sleep(10000);

                // 关闭音频数据行
                audioClip.close();

            } catch (UnsupportedAudioFileException | IOException | LineUnavailableException | InterruptedException e) {
                e.printStackTrace();
            }
        });

        // 启动音乐播放线程
        musicThread.start();

        // 游戏逻辑代码...
    }
}

在上面的代码中，我们首先创建了一个新的线程来播放音乐。然后，我们加载音乐文件并获取音频格式。接下来，我们使用数据行信息对象获取音频数据行，并打开它。我们设置音频数据行循环播放，并等待10秒钟。最后，我们关闭音频数据行。

请注意，上述代码假设音乐文件名为"background_music.wav"，并且位于Java程序的同一目录中。你需要将实际的音乐文件名和路径替换为你自己的音乐文件。

这只是一个简单的示例，你可以根据自己的需求进行修改和扩展。希望对你有帮助！

双人贪吃蛇java 代码_java 双人贪吃蛇

以下是一个简单的Java双人贪吃蛇游戏的代码示例：

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

public class SnakeGame extends JFrame {

    private final int B_WIDTH = 300;
    private final int B_HEIGHT = 300;
    private final int DOT_SIZE = 10;
    private final int ALL_DOTS = 900;
    private final int RAND_POS = 29;
    private int DELAY = 140;

    private final int x[] = new int[ALL_DOTS];
    private final int y[] = new int[ALL_DOTS];

    private int dots;
    private int apple_x;
    private int apple_y;

    private boolean leftDirection = false;
    private boolean rightDirection = true;
    private boolean upDirection = false;
    private boolean downDirection = false;
    private boolean inGame = true;

    private Timer timer;
    private Image ball;
    private Image apple;
    private Image head;

    private int player1Score = 0;
    private int player2Score = 0;
    private boolean player1Turn = true;

    public SnakeGame() {

        initGame();
    }

    private void initGame() {

        addKeyListener(new TAdapter());

        setBackground(Color.black);
        setFocusable(true);

        setPreferredSize(new Dimension(B_WIDTH, B_HEIGHT));
        loadImages();
        initGameBoard();

    }

    private void loadImages() {

        ImageIcon iid = new ImageIcon("dot.png");
        ball = iid.getImage();

        ImageIcon iia = new ImageIcon("apple.png");
        apple = iia.getImage();

        ImageIcon iih = new ImageIcon("head.png");
        head = iih.getImage();
    }

    private void initGameBoard() {

        dots = 3;

        for (int z = 0; z < dots; z++) {
            x[z] = 50 - z * 10;
            y[z] = 50;
        }

        locateApple();

        timer = new Timer(DELAY, new GameCycle());
        timer.start();
    }

    @Override
    public void paintComponent(Graphics g) {
        super.paintComponent(g);

        doDrawing(g);
    }

    private void doDrawing(Graphics g) {

        if (inGame) {

            g.drawImage(apple, apple_x, apple_y, this);

            for (int z = 0; z < dots; z++) {
                if (z == 0) {
                    g.drawImage(head, x[z], y[z], this);
                } else {
                    g.drawImage(ball, x[z], y[z], this);
                }
            }

            Toolkit.getDefaultToolkit().sync();

        } else {

            gameOver(g);
        }
    }

    private void gameOver(Graphics g) {

        String msg = "Game Over!";
        String msg2 = "Player 1 Score: " + player1Score + " Player 2 Score: " + player2Score;
        Font small = new Font("Helvetica", Font.BOLD, 14);
        FontMetrics metr = getFontMetrics(small);

        g.setColor(Color.white);
        g.setFont(small);
        g.drawString(msg, (B_WIDTH - metr.stringWidth(msg)) / 2, B_HEIGHT / 2);
        g.drawString(msg2, (B_WIDTH - metr.stringWidth(msg2)) / 2, (B_HEIGHT / 2) + 20);
    }

    private void checkApple() {

        if ((x[0] == apple_x) && (y[0] == apple_y)) {

            dots++;
            locateApple();
            if (player1Turn) {
                player1Score++;
            } else {
                player2Score++;
            }
        }
    }

    private void move() {

        for (int z = dots; z > 0; z--) {
            x[z] = x[(z - 1)];
            y[z] = y[(z - 1)];
        }

        if (leftDirection) {
            x[0] -= DOT_SIZE;
        }

        if (rightDirection) {
            x[0] += DOT_SIZE;
        }

        if (upDirection) {
            y[0] -= DOT_SIZE;
        }

        if (downDirection) {
            y[0] += DOT_SIZE;
        }
    }

    private void checkCollision() {

        for (int z = dots; z > 0; z--) {

            if ((z > 4) && (x[0] == x[z]) && (y[0] == y[z])) {
                inGame = false;
            }
        }

        if (y[0] >= B_HEIGHT) {
            inGame = false;
        }

        if (y[0] < 0) {
            inGame = false;
        }

        if (x[0] >= B_WIDTH) {
            inGame = false;
        }

        if (x[0] < 0) {
            inGame = false;
        }

        if(!inGame) {
            timer.stop();
        }
    }

    private void locateApple() {

        int r = (int) (Math.random() * RAND_POS);
        apple_x = ((r * DOT_SIZE));

        r = (int) (Math.random() * RAND_POS);
        apple_y = ((r * DOT_SIZE));
    }

    private class TAdapter extends KeyAdapter {

        @Override
        public void keyPressed(KeyEvent e) {

            int key = e.getKeyCode();

            if (key == KeyEvent.VK_LEFT && !rightDirection) {
                leftDirection = true;
                upDirection = false;
                downDirection = false;
            }

            if (key == KeyEvent.VK_RIGHT && !leftDirection) {
                rightDirection = true;
                upDirection = false;
                downDirection = false;
            }

            if (key == KeyEvent.VK_UP && !downDirection) {
                upDirection = true;
                rightDirection = false;
                leftDirection = false;
            }

            if (key == KeyEvent.VK_DOWN && !upDirection) {
                downDirection = true;
                rightDirection = false;
                leftDirection = false;
            }
        }
    }

    private class GameCycle implements ActionListener {

        @Override
        public void actionPerformed(ActionEvent e) {

            if (inGame) {

                checkApple();
                checkCollision();
                move();

                if (player1Turn) {
                    player1Turn = false;
                } else {
                    player1Turn = true;
                }

            }

            repaint();
        }
    }

    public static void main(String[] args) {

        EventQueue.invokeLater(() -> {

            JFrame ex = new SnakeGame();
            ex.setVisible(true);
        });
    }
}

这个示例代码使用了Java Swing库来创建游戏窗口和图形界面，同时实现了基本的游戏逻辑和双人模式。你可以根据自己的需求对代码进行修改和扩展。