java编写贪吃蛇小游戏源代码分享给你们

@java编写小游戏进阶之路——贪吃蛇
（若有疑问，可咨询：）
其中有两个需要提前准备（下载也可，后面会提供），那就是图片以及bgm，百度网盘（如下）；以及资源链接https://download.csdn.net/download/DAurora/12125561
提取链接：https://pan.baidu.com/s/1EvaTm49Iid9GCUIqodZ62g
提取码：hk0d
#创建两个类：
代码如下：
类一：

/**
	 * @param args
	 */
public static void main(String[] args) {
		JFrame frame=new JFrame();
		frame.setBounds(10,10,900,720);
		frame.setResizable(false);
		frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		frame.add(new MMpanel());
		frame.setVisible(true);
	}//（主方法类：）

类二：

import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
import java.io.IOException;
import java.io.InputStream;
import java.util.Random;

import javax.imageio.*;
import javax.swing.*;
import javax.sound.sampled.*;

public class MMpanel extends JPanel implements KeyListener, ActionListener{
	ImageIcon title1 ;
	ImageIcon food ;
	ImageIcon body ;
	ImageIcon up ;
	ImageIcon down ;
	ImageIcon left ;
	ImageIcon right ;
	
	int len=3;
	int score=0;
	int[] snakex=new int[750];
	int[] snakey=new int[750];
	int foodx,foody;
	Random rand=new Random();
	//背景音乐
	Clip bgm;
	String fx="R";//方向：U,D,R,L
	boolean isStarted=false;
	boolean isFailed=false;
	Timer timer=new Timer(150, this);
	
	public MMpanel(){
		loadImages();
		loadBGM();
		initSnake();
		this.setFocusable(true);
		this.addKeyListener(this);
		timer.start();
	}
	public void paintComponent(Graphics g){
		super.paintComponent(g);
		this.setBackground(Color.WHITE);
		title1.paintIcon(this,g,25,11);
		g.fillRect(25,75,850,600);
		g.setColor(Color.WHITE);
		g.drawString("长度："+len, 750, 35);
		g.drawString("得分："+score,750,50);
		
		if(fx=="R"){
			right.paintIcon(this,g,snakex[0],snakey[0]);
		}else if(fx=="L"){
			left.paintIcon(this,g,snakex[0],snakey[0]);
		}else if(fx=="U"){
			up.paintIcon(this,g,snakex[0],snakey[0]);
		}else if(fx=="D"){
			down.paintIcon(this,g,snakex[0],snakey[0]);
		}
		for(int i=1;i<len;i++){
			body.paintIcon(this,g, snakex[i],snakey[i]);
		}
		food.paintIcon(this,g,foodx,foody);
		if(isStarted==false){
			g.setColor(Color.WHITE);
			g.setFont(new Font("arial",Font.BOLD,40));
			g.drawString("Press Space To Start", 300, 300);
		}
		if(isFailed){
			g.setColor(Color.RED);
			g.setFont(new Font("arial",Font.BOLD,40));
			g.drawString("Failed:Press Space To Restart", 200, 300);
		}
	}
	public void initSnake(){
		len=3;
		snakex[0]=100;
		snakey[0]=100;
		snakex[1]=75;
		snakey[1]=100;
		snakex[2]=50;
		snakey[2]=100;
		foodx=25+25*rand.nextInt(34);
		foody=75+25*rand.nextInt(24);
		fx="R";
		score=0;
	}
	public void keyPressed(KeyEvent e) { 
		int keyCode=e.getKeyCode();
		if(keyCode==KeyEvent.VK_SPACE){
			if(isFailed){
				isFailed=false;
				initSnake();
			}else{
				isStarted=!isStarted;
			}
			repaint();
			if(isStarted){
				playBGM();
			}else{
				stopBGM();
			}
		}else if(keyCode==KeyEvent.VK_LEFT){
			fx="L";
		}else if(keyCode==KeyEvent.VK_UP){
			fx="U";
		}else if(keyCode==KeyEvent.VK_RIGHT){
			fx="R";
		}else if(keyCode==KeyEvent.VK_DOWN){
			fx="D";
		}
	 
	}
	public void keyReleased(KeyEvent e) {
		
	}
	public void keyTyped(KeyEvent e) {  
	}
	public void actionPerformed(ActionEvent e) {
		if(isStarted&&!isFailed){
			for(int i=len-1;i>0;i--){
				snakex[i]=snakex[i-1];
				snakey[i]=snakey[i-1];
			}
			if(fx=="R"){
				snakex[0]=snakex[0]+25;
				if(snakex[0]>850)snakex[0]=25;
			}else if(fx=="L"){
				snakex[0]=snakex[0]-25;
				if(snakex[0]<25)snakex[0]=850;
			}else if(fx=="U"){
				snakey[0]=snakey[0]-25;
				if(snakey[0]<75)snakey[0]=650;
			}else if(fx=="D"){
				snakey[0]=snakey[0]+25;
				if(snakey[0]>650)snakey[0]=75;
			}
			if(snakex[0]==foodx&&snakey[0]==foody){
				len++;
				score++;
				foodx=25+25*rand.nextInt(34);
				foody=75+25*rand.nextInt(24);
			}
			for(int i=1;i<len;i++)
			{
				if(snakex[i]==snakex[0]&&snakey[i]==snakey[0]){
					isFailed=true;
				}
			}
			repaint();
		}
		timer.start();
	}
	private void loadBGM(){
		try{
		    bgm=AudioSystem.getClip();
			InputStream is=this.getClass().getClassLoader().getResourceAsStream("sounds/bgm.wav");
			AudioInputStream ais=AudioSystem.getAudioInputStream(is);
			bgm.open(ais);
		}catch(LineUnavailableException e){
			e.printStackTrace();
		} catch (UnsupportedAudioFileException e) { 
			e.printStackTrace();
		} catch (IOException e) { 
			e.printStackTrace();
		}
	}
	private void playBGM(){
		bgm.loop(Clip.LOOP_CONTINUOUSLY);
	}
	private void stopBGM(){
		bgm.stop();
	}
	private void loadImages(){
		InputStream is;
		try{
			 is= getClass().getClassLoader().getResourceAsStream("image/P2.png");
			 title1=new ImageIcon(ImageIO.read(is));
			 is= getClass().getClassLoader().getResourceAsStream("image/food.png");
			 food=new ImageIcon(ImageIO.read(is));
			 is= getClass().getClassLoader().getResourceAsStream("image/body1.png");
			 body=new ImageIcon(ImageIO.read(is));
			 is= getClass().getClassLoader().getResourceAsStream("image/headup.png");
			 up=new ImageIcon(ImageIO.read(is));
			 is= getClass().getClassLoader().getResourceAsStream("image/headdown.png");
			 down=new ImageIcon(ImageIO.read(is));
			 is= getClass().getClassLoader().getResourceAsStream("image/headleft.png");
			 left=new ImageIcon(ImageIO.read(is));
			 is= getClass().getClassLoader().getResourceAsStream("image/headright.png");
			 right=new ImageIcon(ImageIO.read(is));
		}catch(IOException e){
			e.printStackTrace();
		}
	}
}