做一个简单的java小游戏--贪吃蛇

小鱼儿 2023-01-01 10:58 361阅读 0赞

## 做一个简单的java小游戏–贪吃蛇 ##

贪吃蛇游戏博客链接：(方法一样，语言不一样)  
c++贪吃蛇：[https://blog.csdn.net/weixin\_46791942/article/details/106850986][https_blog.csdn.net_weixin_46791942_article_details_106850986]  
python贪吃蛇：[https://blog.csdn.net/weixin\_46791942/article/details/110383746][https_blog.csdn.net_weixin_46791942_article_details_110383746]  
java贪吃蛇：[https://blog.csdn.net/weixin\_46791942/article/details/112095059][https_blog.csdn.net_weixin_46791942_article_details_112095059]

编写的是最简单的贪吃蛇游戏（实现最基本的功能）  
效果图：  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80Njc5MTk0Mg_size_16_color_FFFFFF_t_70]  
附上代码：  
SnakeFrame.java

package javasnake;
    
    import java.awt.event.KeyEvent;
    import java.awt.event.KeyListener;
    
    import javax.swing.JFrame;
    import javax.swing.WindowConstants;
    
    public class SnakeFrame extends JFrame{
        
    	public static SnakeBoard snakeboard;
    	public SnakeFrame(String title){
        
    		setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
            setTitle(title);
            setVisible(true);
            setLocationRelativeTo(null);
    		snakeboard = new SnakeBoard();
    		add(snakeboard);
    		pack();
    		addKeyListener(new keylistener());
    	}
    	
    	public static void main(String[] args) throws InterruptedException {
        
    		SnakeFrame snakeframe = new SnakeFrame("java贪吃蛇");
    		game();
    	}
    	
    	public class keylistener implements KeyListener{
        
    		public void keyTyped(KeyEvent e) {
        
    		}
    		public void keyPressed(KeyEvent e) {
        
    			switch(e.getKeyCode()) {
        
    			case KeyEvent.VK_DOWN: 
    				if(snakeboard.way!=4)snakeboard.way = 2;
    			break;
    			case KeyEvent.VK_UP: 
    				if(snakeboard.way!=2)snakeboard.way = 4; 
    			break;
    			case KeyEvent.VK_LEFT: 
    				if(snakeboard.way!=1)snakeboard.way = 3;
    			break;
    			case KeyEvent.VK_RIGHT: 
    				if(snakeboard.way!=3)snakeboard.way = 1; 
    			break;
    			}
    		}
    		public void keyReleased(KeyEvent e) {
        
    		}
    	}
    	
    	public static void game() throws InterruptedException{
        
    		while(true) {
        
    			Thread.sleep(100);
    			if(snakeboard.way == 1)snakeboard.snake_x+=1;
    			if(snakeboard.way == 2)snakeboard.snake_y+=1;
    			if(snakeboard.way == 3)snakeboard.snake_x-=1;
    			if(snakeboard.way == 4)snakeboard.snake_y-=1;
    			if(snakeboard.board[snakeboard.snake_x][snakeboard.snake_y]>0 || snakeboard.snake_x<1 || snakeboard.snake_y >60)System.exit(0);
    			snakeboard.board[snakeboard.snake_x][snakeboard.snake_y] = snakeboard.snake_lon;
    			if ((snakeboard.snake_x == snakeboard.food_x) && (snakeboard.snake_y == snakeboard.food_y)) {
        
    				snakeboard.snake_lon += 1;
    				while (snakeboard.board[snakeboard.food_x][snakeboard.food_y] != 0) {
        
    					snakeboard.food_x = (int)Math.round(Math.random()*59)+1;
    					snakeboard.food_y = (int)Math.round(Math.random()*39)+1;
    				}
    			}
    	        snakeboard.board[snakeboard.food_x][snakeboard.food_y] = -1;
    	        snakeboard.draw();
    		}
    	}
    }

SnakeBoard.java

package javasnake;
    
    import java.awt.Color;
    import java.awt.Dimension;
    import java.awt.Graphics;
    import javax.swing.JComponent;
    
    public class SnakeBoard extends JComponent{
        
    	public int snake_lon = 3;
    	public int[][] board = new int[62][42];
    	public int food_x;
    	public int food_y;
    	public int snake_x = 10;
    	public int snake_y = 10;
    	public int size = 10;
    	public int way = 1;
    	public SnakeBoard() {
        
    		food_x = (int)Math.round(Math.random()*59)+1;
    		food_y = (int)Math.round(Math.random()*39)+1;
    		board[food_x][food_y]=-1;
    		
    	}
    	
    	public void paint(Graphics g) {
        
    		super.paint(g);
    		for(int i = 1;i<=60;i++) {
        
    			for(int j = 1;j<=40;j++) {
        
    				if(board[i][j]==0) continue;
    				if(board[i][j]>0) {
        
    					board[i][j]-=1;
    					g.setColor(Color.green);
    					g.fillRect((i-1)*size, (j-1)*size, size, size);
    				}
    				else {
        
    					g.setColor(Color.red);
    					g.fillRect((i-1)*size, (j-1)*size, size, size);
    				}
    			}
    		}
    	}
    
    	
    	public void draw() {
        
    		repaint();
    	}
    	
        public Dimension getPreferredSize() {
        
            return new Dimension(600,400);
        }
    }

[https_blog.csdn.net_weixin_46791942_article_details_106850986]: https://blog.csdn.net/weixin_46791942/article/details/106850986
[https_blog.csdn.net_weixin_46791942_article_details_110383746]: https://blog.csdn.net/weixin_46791942/article/details/110383746
[https_blog.csdn.net_weixin_46791942_article_details_112095059]: https://blog.csdn.net/weixin_46791942/article/details/112095059
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80Njc5MTk0Mg_size_16_color_FFFFFF_t_70]: /images/20221120/b81ee9fec937431a88910cb024c1eda4.png