给出eclipse贪吃蛇小游戏代码
时间: 2023-07-23 20:30:00 浏览: 44
以下是一个使用Java语言编写的基于Eclipse开发环境的贪吃蛇小游戏的代码示例:
```java
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
public class Snake extends JFrame implements KeyListener{
private static final long serialVersionUID = 1L;
private JPanel canvas;
private int width = 30;
private int height = 30;
private int unitSize = 20;
private int snakeSize = 3;
private int[] x = new int[width*height];
private int[] y = new int[width*height];
private int foodX, foodY;
private int direction;
private int score;
private boolean gameOver;
public Snake(){
setTitle("贪吃蛇小游戏");
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
setSize(width*unitSize, height*unitSize);
setLocationRelativeTo(null);
setResizable(false);
setVisible(true);
addKeyListener(this);
canvas = new JPanel();
canvas.setBackground(Color.white);
getContentPane().add(canvas);
initGame();
}
public void initGame(){
direction = KeyEvent.VK_RIGHT;
score = 0;
gameOver = false;
for(int i=0; i<snakeSize; i++){
x[i] = snakeSize*unitSize - i*unitSize;
y[i] = snakeSize*unitSize;
}
newFood();
repaint();
}
public void newFood(){
foodX = (int)(Math.random()*width)*unitSize;
foodY = (int)(Math.random()*height)*unitSize;
}
public void paint(Graphics g){
super.paint(g);
for(int i=0; i<snakeSize; i++){
g.setColor(Color.black);
g.fillRect(x[i], y[i], unitSize, unitSize);
}
g.setColor(Color.red);
g.fillRect(foodX, foodY, unitSize, unitSize);
g.setColor(Color.black);
g.drawString("得分: " + score, 10, 20);
if(gameOver){
g.setColor(Color.black);
g.drawString("游戏结束", width*unitSize/2-30, height*unitSize/2);
}
}
public void keyPressed(KeyEvent e){
int keyCode = e.getKeyCode();
if(keyCode == KeyEvent.VK_LEFT && direction != KeyEvent.VK_RIGHT)
direction = keyCode;
else if(keyCode == KeyEvent.VK_UP && direction != KeyEvent.VK_DOWN)
direction = keyCode;
else if(keyCode == KeyEvent.VK_RIGHT && direction != KeyEvent.VK_LEFT)
direction = keyCode;
else if(keyCode == KeyEvent.VK_DOWN && direction != KeyEvent.VK_UP)
direction = keyCode;
}
public void keyReleased(KeyEvent e){
}
public void keyTyped(KeyEvent e){
}
public void move(){
for(int i=snakeSize; i>0; i--){
x[i] = x[i-1];
y[i] = y[i-1];
}
if(direction == KeyEvent.VK_LEFT)
x[0] -= unitSize;
else if(direction == KeyEvent.VK_UP)
y[0] -= unitSize;
else if(direction == KeyEvent.VK_RIGHT)
x[0] += unitSize;
else if(direction == KeyEvent.VK_DOWN)
y[0] += unitSize;
if(x[0] == foodX && y[0] == foodY){
snakeSize++;
score += 10;
newFood();
}
if(x[0] < 0 || x[0] >= width*unitSize || y[0] < 0 || y[0] >= height*unitSize)
gameOver = true;
for(int i=1; i<snakeSize; i++){
if(x[0] == x[i] && y[0] == y[i])
gameOver = true;
}
}
public void run(){
while(!gameOver){
move();
repaint();
try{
Thread.sleep(100);
}catch(InterruptedException e){
e.printStackTrace();
}
}
}
public static void main(String[] args){
Snake game = new Snake();
game.run();
}
}
```
以上代码仅供参考,希望对你有所帮助。