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();
}
}

}

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