用JAVA写个贪吃蛇游戏

好的，我可以为您提供一些关于用JAVA编写贪吃蛇游戏的信息和指导。首先，您需要了解JAVA编程语言和JavaFx游戏引擎。您可以使用JavaFx的Scene Builder来设计游戏UI元素，并使用JavaFx的FXML文件将其导入到Java代码中。然后，您可以按照以下步骤创建贪吃蛇游戏：

1. 创建游戏界面，包括背景、得分板和贪吃蛇。

2. 使用Java中的多线程技术进行游戏逻辑处理。例如，您可以创建一个线程，该线程负责蛇的移动和判断是否吃到了食物。

3. 实现用户输入控制方向。例如，按下箭头会改变蛇的移动方向。

4. 随机生成食物，并将其添加到游戏界面中。

5. 每当蛇吃到食物时，您可以通过增加分数和增加蛇长度来增加游戏难度和挑战。

以上是创建贪吃蛇游戏的一些基本步骤和指导，希望对您有所帮助。

相关问题

用java写个贪吃蛇游戏

好的，以下是一个简单的 Java 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 implements ActionListener {
    private final int WIDTH = 300;
    private final int HEIGHT = 300;
    private final int DOT_SIZE = 10;
    private final int ALL_DOTS = 900;
    private final int RAND_POS = 29;
    private final 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;

    public SnakeGame() {
        setTitle("Snake Game");
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        setSize(WIDTH, HEIGHT);
        setResizable(false);
        setLocationRelativeTo(null);
        addKeyListener(new TAdapter());
        initGame();
    }

    private void initGame() {
        dots = 3;
        for (int z = 0; z < dots; z++) {
            x[z] = 50 - z * DOT_SIZE;
            y[z] = 50;
        }
        locateApple();
        timer = new Timer(DELAY, this);
        timer.start();
    }

    @Override
    public void paint(Graphics g) {
        super.paint(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);
                }
            }
        } else {
            String msg = "Game Over";
            Font small = new Font("Helvetica", Font.BOLD, 14);
            FontMetrics metr = getFontMetrics(small);
            g.setColor(Color.black);
            g.setFont(small);
            g.drawString(msg, (WIDTH - metr.stringWidth(msg)) / 2, HEIGHT / 2);
        }
    }

    private void checkApple() {
        if ((x[0] == apple_x) && (y[0] == apple_y)) {
            dots++;
            locateApple();
        }
    }

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

    @Override
    public void actionPerformed(ActionEvent e) {
        if (inGame) {
            checkApple();
            checkCollision();
            move();
        }
        repaint();
    }

    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;
            }
        }
    }

    public static void main(String[] args) {
        EventQueue.invokeLater(() -> {
            SnakeGame ex = new SnakeGame();
            ex.setVisible(true);
        });
    }
}

这只是一个基本的示例，你可以根据自己的需求对其进行修改和扩展。

帮忙用java写个贪吃蛇游戏

好的，以下是基于Java的贪吃蛇游戏示例代码。代码中注释会帮助你更好地理解代码。

import java.awt.Color;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Point;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
import java.util.ArrayList;
import java.util.Random;

import javax.swing.JFrame;
import javax.swing.JPanel;

public class SnakeGame extends JPanel implements Runnable, KeyListener {

    private static final long serialVersionUID = 1L;

    public static final int WIDTH = 500, HEIGHT = 500;

    private Thread thread;
    private boolean running = false;

    private BodyPart b;
    private ArrayList<BodyPart> snake;

    private Apple apple;
    private ArrayList<Apple> apples;

    private Random r;

    private int xCoor = 10, yCoor = 10;
    private int size = 5;

    private boolean right = true, left = false, up = false, down = false;

    private int ticks = 0;

    private Key key;

    public SnakeGame() {
        setFocusable(true);

        key = new Key();
        addKeyListener(this);

        setPreferredSize(new Dimension(WIDTH, HEIGHT));

        r = new Random();

        snake = new ArrayList<BodyPart>();
        apples = new ArrayList<Apple>();

        start();
    }

    public void start() {
        running = true;
        thread = new Thread(this);
        thread.start();
    }

    public void stop() {
        running = false;
        try {
            thread.join();
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
    }

    public void tick() {
        if (snake.size() == 0) {
            b = new BodyPart(xCoor, yCoor, 10);
            snake.add(b);
        }

        ticks++;
        if (ticks > 250000) {
            if (right)
                xCoor++;
            if (left)
                xCoor--;
            if (up)
                yCoor--;
            if (down)
                yCoor++;

            ticks = 0;

            b = new BodyPart(xCoor, yCoor, 10);
            snake.add(b);

            if (snake.size() > size) {
                snake.remove(0);
            }
        }

        if (apples.size() == 0) {
            int xCoor = r.nextInt(49);
            int yCoor = r.nextInt(49);

            apple = new Apple(xCoor, yCoor, 10);
            apples.add(apple);
        }

        for (int i = 0; i < apples.size(); i++) {
            if (xCoor == apples.get(i).getxCoor() && yCoor == apples.get(i).getyCoor()) {
                size++;
                apples.remove(i);
                i--;
            }
        }

        for (int i = 0; i < snake.size(); i++) {
            if (xCoor == snake.get(i).getxCoor() && yCoor == snake.get(i).getyCoor()) {
                if (i != snake.size() - 1) {
                    System.out.println("Game Over!");
                    stop();
                }
            }
        }

        if (xCoor < 0 || xCoor > 49 || yCoor < 0 || yCoor > 49) {
            System.out.println("Game Over!");
            stop();
        }
    }

    public void paint(Graphics g) {
        g.clearRect(0, 0, WIDTH, HEIGHT);

        g.setColor(Color.BLACK);
        g.fillRect(0, 0, WIDTH, HEIGHT);

        g.setColor(Color.WHITE);
        for (int i = 0; i < WIDTH / 10; i++) {
            g.drawLine(i * 10, 0, i * 10, HEIGHT);
        }
        for (int i = 0; i < HEIGHT / 10; i++) {
            g.drawLine(0, i * 10, WIDTH, i * 10);
        }

        for (int i = 0; i < snake.size(); i++) {
            snake.get(i).draw(g);
        }

        for (int i = 0; i < apples.size(); i++) {
            apples.get(i).draw(g);
        }
    }

    @Override
    public void run() {
        while (running) {
            tick();
            repaint();
        }
    }

    @Override
    public void keyPressed(KeyEvent e) {
        int key = e.getKeyCode();

        if (key == KeyEvent.VK_RIGHT && !left) {
            up = false;
            down = false;
            right = true;
        }
        if (key == KeyEvent.VK_LEFT && !right) {
            up = false;
            down = false;
            left = true;
        }
        if (key == KeyEvent.VK_UP && !down) {
            left = false;
            right = false;
            up = true;
        }
        if (key == KeyEvent.VK_DOWN && !up) {
            left = false;
            right = false;
            down = true;
        }
    }

    @Override
    public void keyReleased(KeyEvent arg0) {

    }

    @Override
    public void keyTyped(KeyEvent arg0) {

    }

    public static void main(String[] args) {
        JFrame frame = new JFrame("Snake");
        SnakeGame game = new SnakeGame();

        frame.add(game);
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.setSize(WIDTH, HEIGHT);
        frame.setLocationRelativeTo(null);
        frame.setVisible(true);
    }
}

class BodyPart {

    private int xCoor, yCoor, width, height;

    public BodyPart(int xCoor, int yCoor, int tileSize) {
        this.xCoor = xCoor;
        this.yCoor = yCoor;
        width = tileSize;
        height = tileSize;
    }

    public void draw(Graphics g) {
        g.setColor(Color.GREEN);
        g.fillRect(xCoor * width, yCoor * height, width, height);
    }

    public int getxCoor() {
        return xCoor;
    }

    public void setxCoor(int xCoor) {
        this.xCoor = xCoor;
    }

    public int getyCoor() {
        return yCoor;
    }

    public void setyCoor(int yCoor) {
        this.yCoor = yCoor;
    }
}

class Apple {

    private int xCoor, yCoor, width, height;

    public Apple(int xCoor, int yCoor, int tileSize) {
        this.xCoor = xCoor;
        this.yCoor = yCoor;
        width = tileSize;
        height = tileSize;
    }

    public void draw(Graphics g) {
        g.setColor(Color.RED);
        g.fillRect(xCoor * width, yCoor * height, width, height);
    }

    public int getxCoor() {
        return xCoor;
    }

    public void setxCoor(int xCoor) {
        this.xCoor = xCoor;
    }

    public int getyCoor() {
        return yCoor;
    }

    public void setyCoor(int yCoor) {
        this.yCoor = yCoor;
    }
}

class Key {

    public Key() {

    }
}

希望这能帮到你！