经典吃豆豆游戏 Java 代码实现374

简介吃豆豆是一款经典的街机游戏，在 Java 中实现它可以帮助你深入了解编程概念，例如对象导向编程、图形、动画和事件处理。

游戏目标游戏的目标是控制吃豆人吃掉迷宫中的所有豆子，同时避开幽灵。幽灵会追逐吃豆人，如果吃豆人被幽灵抓住，则游戏结束。

实现以下代码使用 Java Swing 框架来实现吃豆豆游戏：```java
import .*;
import .*;
import .*;
public class Pacman extends JPanel implements ActionListener {
// 游戏常量
private final int PACMAN_SIZE = 20;
private final int GHOST_SIZE = 20;
private final int BEAN_SIZE = 10;
private final int WALL_SIZE = 10;
// 游戏元素
private Pacman pacman;
private Ghost[] ghosts;
private Bean[] beans;
private Wall[] walls;
// 游戏状态
private boolean isRunning;
public Pacman() {
// 初始化游戏元素
pacman = new Pacman(100, 100);
ghosts = new Ghost[4];
for (int i = 0; i < 4; i++) {
ghosts[i] = new Ghost(100 + i * 50, 100 + i * 50);
}
beans = new Bean[100];
for (int i = 0; i < 100; i++) {
beans[i] = new Bean(100 + i * 10, 100 + i * 10);
}
walls = new Wall[10];
for (int i = 0; i < 10; i++) {
walls[i] = new Wall(100 + i * 20, 100 + i * 20);
}
// 添加键盘监听器
addKeyListener(new MyKeyListener());
// 设置游戏状态
isRunning = false;
}
@Override
public void paint(Graphics g) {
(g);
// 绘制游戏元素
(g);
for (Ghost ghost : ghosts) {
(g);
}
for (Bean bean : beans) {
(g);
}
for (Wall wall : walls) {
(g);
}
}
@Override
public void actionPerformed(ActionEvent e) {
if (isRunning) {
// 更新游戏元素
();
for (Ghost ghost : ghosts) {
();
}
// 检查碰撞
for (Ghost ghost : ghosts) {
if ((pacman)) {
// 游戏结束
isRunning = false;
}
}
// 检查豆子是否全部吃掉
boolean allBeansEaten = true;
for (Bean bean : beans) {
if (!()) {
allBeansEaten = false;
break;
}
}
if (allBeansEaten) {
// 通关
isRunning = false;
}
// 重新绘制游戏
repaint();
}
}
// 键盘监听器
private class MyKeyListener extends KeyAdapter {
@Override
public void keyPressed(KeyEvent e) {
switch (()) {
case KeyEvent.VK_UP:
();
break;
case KeyEvent.VK_DOWN:
();
break;
case KeyEvent.VK_LEFT:
();
break;
case KeyEvent.VK_RIGHT:
();
break;
case KeyEvent.VK_SPACE:
isRunning = !isRunning;
break;
}
}
}
public static void main(String[] args) {
JFrame frame = new JFrame();
("吃豆豆");
(800, 600);
(JFrame.EXIT_ON_CLOSE);
(new Pacman());
(true);
}
}
class Pacman {
// 常量
private final int SIZE = 20;
// 位置和方向
private int x, y;
private Direction direction;
public Pacman(int x, int y) {
this.x = x;
this.y = y;
= ;
}
public void update() {
switch (direction) {
case UP:
y -= 10;
break;
case DOWN:
y += 10;
break;
case LEFT:
x -= 10;
break;
case RIGHT:
x += 10;
break;
}
// 边界检测
if (x < 0) {
x = 780;
} else if (x > 780) {
x = 0;
}
if (y < 0) {
y = 580;
} else if (y > 580) {
y = 0;
}
}
public void draw(Graphics g) {
();
(x, y, SIZE, SIZE);
}
public void setDirection(Direction direction) {
= direction;
}
public int getX() {
return x;
}
public int getY() {
return y;
}
}
class Ghost {
// 常量
private final int SIZE = 20;
// 位置和方向
private int x, y;
public Ghost(int x, int y) {
this.x = x;
this.y = y;
}
public void update() {
// 随机移动
int dx = (int) (() * 3 - 1);
int dy = (int) (() * 3 - 1);
x += dx * 10;
y += dy * 10;
// 边界检测
if (x < 0) {
x = 780;
} else if (x > 780) {
x = 0;
}
if (y < 0) {
y = 580;
} else if (y > 580) {
y = 0;
}
}
public void draw(Graphics g) {
();
(x, y, SIZE, SIZE);
}
public boolean intersects(Pacman pacman) {
return x == () && y == ();
}
}
class Bean {
// 常量
private final int SIZE = 10;
// 位置
private int x, y;
// 是否被吃掉
private boolean isEaten;
public Bean(int x, int y) {
this.x = x;
this.y = y;
= false;
}
public void draw(Graphics g) {
();
(x, y, SIZE, SIZE);
}
public boolean isEaten() {
return isEaten;
}
public void setEaten(boolean isEaten) {
= isEaten;
}
}
class Wall {
// 常量
private final int SIZE = 10;
// 位置
private int x, y;
public Wall(int x, int y) {
this.x = x;
this.y = y;
}
public void draw(Graphics g) {
();
(x, y, SIZE, SIZE);
}
}
enum Direction {
UP, DOWN, LEFT, RIGHT
}
```