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贪吃蛇积分java代码,贪吃蛇java源码
java贪吃蛇代码注释求解
import java.awt.Color;
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import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Rectangle;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
import java.awt.image.BufferedImage;
import java.util.ArrayList;
import java.util.List;
import javax.swing.JFrame;
public class InterFace extends JFrame {
/**
* WIDTH:宽
* HEIGHT:高
* SLEEPTIME:可以看作蛇运动的速度
* L = 1,R = 2, U = 3, D = 4 左右上下代码
*/
public static final int WIDTH = 800, HEIGHT = 600, SLEEPTIME = 200, L = 1,R = 2, U = 3, D = 4;
BufferedImage offersetImage= new BufferedImage(WIDTH, HEIGHT,BufferedImage.TYPE_3BYTE_BGR);;
Rectangle rect = new Rectangle(20, 40, 15 * 50, 15 * 35);
Snake snake;
Node node;
public InterFace() {
//创建"蛇"对象
snake = new Snake(this);
//创建"食物"对象
createNode();
this.setBounds(100, 100, WIDTH, HEIGHT);
//添加键盘监听器
this.addKeyListener(new KeyAdapter() {
public void keyPressed(KeyEvent arg0) {
System.out.println(arg0.getKeyCode());
switch (arg0.getKeyCode()) {
//映射上下左右4个键位
case KeyEvent.VK_LEFT:
snake.dir = L;
break;
case KeyEvent.VK_RIGHT:
snake.dir = R;
break;
case KeyEvent.VK_UP:
snake.dir = U;
break;
case KeyEvent.VK_DOWN:
snake.dir = D;
}
}
});
this.setTitle("贪吃蛇 0.1 By ： Easy");
this.setDefaultCloseOperation(EXIT_ON_CLOSE);
this.setVisible(true);
//启动线程,开始执行
new Thread(new ThreadUpadte()).start();
}
public void paint(Graphics g) {
Graphics2D g2d = (Graphics2D) offersetImage.getGraphics();
g2d.setColor(Color.white);
g2d.fillRect(0, 0, WIDTH, HEIGHT);
g2d.setColor(Color.black);
g2d.drawRect(rect.x, rect.y, rect.width, rect.height);
//如果蛇碰撞(吃)到食物，则创建新食物
if (snake.hit(node)) {
createNode();
}
snake.draw(g2d);
node.draw(g2d);
g.drawImage(offersetImage, 0, 0, null);
}
class ThreadUpadte implements Runnable {
public void run() {
//无限重绘画面
while (true) {
try {
Thread.sleep(SLEEPTIME);
repaint(); //
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
}
/**
* 创建食物
*/
public void createNode() {
//随机食物的出现位置
int x = (int) (Math.random() * 650) + 50,y = (int) (Math.random() * 500) + 50;
Color color = Color.blue;
node = new Node(x, y, color);
}
public static void main(String args[]) {
new InterFace();
}
}
/**
* 节点类(包括食物和蛇的身躯组成节点)
*/
class Node {
int x, y, width = 15, height = 15;
Color color;
public Node(int x, int y, Color color) {
this(x, y);
this.color = color;
}
public Node(int x, int y) {
this.x = x;
this.y = y;
this.color = color.black;
}
public void draw(Graphics2D g2d) {
g2d.setColor(color);
g2d.drawRect(x, y, width, height);
}
public Rectangle getRect() {
return new Rectangle(x, y, width, height);
}
}
/**
* 蛇
*/
class Snake {
public ListNode nodes = new ArrayListNode();
InterFace interFace;
int dir=InterFace.R;
public Snake(InterFace interFace) {
this.interFace = interFace;
nodes.add(new Node(20 + 150, 40 + 150));
addNode();
}
/**
* 是否碰撞到食物
* @return true 是 false 否
*/
public boolean hit(Node node) {
//遍历整个蛇体是否与食物碰撞
for (int i = 0; i nodes.size(); i++) {
if (nodes.get(i).getRect().intersects(node.getRect())) {
addNode();
return true;
}
}
return false;
}
public void draw(Graphics2D g2d) {
for (int i = 0; i nodes.size(); i++) {
nodes.get(i).draw(g2d);
}
move();
}
public void move() {
nodes.remove((nodes.size() - 1));
addNode();
}
public synchronized void addNode() {
Node nodeTempNode = nodes.get(0);
//如果方向
switch (dir) {
case InterFace.L:
//判断是否会撞墙
if (nodeTempNode.x = 20) {
nodeTempNode = new Node(20 + 15 * 50, nodeTempNode.y);
}
nodes.add(0, new Node(nodeTempNode.x - nodeTempNode.width,
nodeTempNode.y));
break;
case InterFace.R:
//判断是否会撞墙
if (nodeTempNode.x = 20 + 15 * 50 - nodeTempNode.width) {
nodeTempNode = new Node(20 - nodeTempNode.width, nodeTempNode.y);
}
nodes.add(0, new Node(nodeTempNode.x + nodeTempNode.width,
nodeTempNode.y));
break;
case InterFace.U:
//判断是否会撞墙
if (nodeTempNode.y = 40) {
nodeTempNode = new Node(nodeTempNode.x, 40 + 15 * 35);
}
nodes.add(0, new Node(nodeTempNode.x, nodeTempNode.y - nodeTempNode.height));
break;
case InterFace.D:
//判断是否会撞墙
if (nodeTempNode.y = 40 + 15 * 35 - nodeTempNode.height) {
nodeTempNode = new Node(nodeTempNode.x,40 - nodeTempNode.height);
}
nodes.add(0, new Node(nodeTempNode.x, nodeTempNode.y + nodeTempNode.height));
break;
}
}
}
哪位能告诉我贪吃蛇游戏的全部代码？
//package main;
import java.awt.Color;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.io.BufferedReader;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStreamReader;
import javax.swing.ImageIcon;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
public class TanChiShe implements KeyListener,ActionListener{
/**
* @param args
*/
int max = 300;//蛇长最大值
final int JianJu = 15; //设定蛇的运动网格间距（窗口最大32*28格）
byte fangXiang = 4; //控制蛇的运动方向,初始为右
int time = 500; //蛇的运动间隔时间
int jianTime = 2;//吃一个减少的时间
int x,y;//蛇的运动坐标，按网格来算
int x2,y2;//暂存蛇头的坐标
int jiFenQi = 0;//积分器
boolean isRuned = false;//没运行才可设级别
boolean out = false;//没开始运行?
boolean run = false;//暂停运行
String JiBie = "中级";
JFrame f = new JFrame("贪吃蛇 V1.0");
JPanel show = new JPanel();
JLabel Message = new JLabel("级别：中级 蛇长：5 时间500ms 分数:00");
// JButton play = new JButton("开始");
JLabel sheTou;
JLabel shiWu;
JLabel sheWei[] = new JLabel[max];
static int diJi = 4; //第几个下标的蛇尾要被加上
ImageIcon shang = new ImageIcon("tuPian\\isSheTouUp.png");//产生四个上下左右的蛇头图案
ImageIcon xia = new ImageIcon("tuPian\\isSheTouDown.png");
ImageIcon zhuo = new ImageIcon("tuPian\\isSheTouLeft.png");
ImageIcon you = new ImageIcon("tuPian\\isSheTouRight.png");
JMenuBar JMB = new JMenuBar();
JMenu file = new JMenu("开始游戏");
JMenuItem play = new JMenuItem(" 开始游戏 ");
JMenuItem pause = new JMenuItem(" 暂停游戏 ");
JMenu hard = new JMenu("游戏难度");
JMenuItem gao = new JMenuItem("高级");
JMenuItem zhong = new JMenuItem("中级");
JMenuItem di = new JMenuItem("低级");
JMenu about = new JMenu(" 关于 ");
JMenuItem GF = new JMenuItem("※高分榜");
JMenuItem ZZ = new JMenuItem("关于作者");
JMenuItem YX = new JMenuItem("关于游戏");
JMenuItem QK = new JMenuItem("清空记录");
static TanChiShe tcs = new TanChiShe();
public static void main(String[] args) {
// TanChiShe tcs = new TanChiShe();
tcs.f();
}
public void f(){
f.setBounds(250,100,515,530);
f.setLayout(null);
f.setAlwaysOnTop(true);//窗口始终保持最前面
f.setBackground(new Color(0,0,0));
f.setDefaultCloseOperation(0);
f.setResizable(false);
f.setVisible(true);
// f.getContentPane().setBackground(Color.BLACK);
f.addWindowListener(new WindowAdapter(){
public void windowClosing(WindowEvent e){
System.exit(0);//退出程序
}
});
f.setJMenuBar(JMB);
JMB.add(file);
file.add(play);
file.add(pause);
JMB.add(hard);
hard.add(gao);
hard.add(zhong);
hard.add(di);
JMB.add(about);
about.add(GF);
GF.setForeground(Color.blue);
about.add(ZZ);
about.add(YX);
about.add(QK);
QK.setForeground(Color.red);
f.add(show);
show.setBounds(0,f.getHeight()-92,f.getWidth(),35);
// show.setBackground(Color.green);
// f.add(play);
// play.setBounds(240,240,80,25);
play.addActionListener(this);
pause.addActionListener(this);
gao.addActionListener(this);
zhong.addActionListener(this);
di.addActionListener(this);
GF.addActionListener(this);
ZZ.addActionListener(this);
YX.addActionListener(this);
QK.addActionListener(this);
show.add(Message);
Message.setForeground(Color.blue);
f.addKeyListener(this);
// show.addKeyListener(this);
play.addKeyListener(this);
sheChuShi();
}
public void sheChuShi(){//蛇初始化
sheTou = new JLabel(you);//用向右的图来初始蛇头
f.add(sheTou);
sheTou.setBounds(JianJu*0,JianJu*0,JianJu,JianJu);
// System.out.println("ishere");
shiWu = new JLabel("■");
f.add(shiWu);
shiWu.setBounds(10*JianJu,10*JianJu,JianJu,JianJu);
for(int i=0;i=diJi;i++) {
sheWei[i] = new JLabel("■");
f.add(sheWei[i]);
sheWei[i].setBounds(-1*JianJu,0*JianJu,JianJu,JianJu);
}
while(true){
if(out == true){
yunXing();
break;
}
try{
Thread.sleep(200);
}catch(Exception ex){
ex.printStackTrace();
}
}
}
public void sheJiaChang(){//蛇的长度增加
if(diJi max){
sheWei[++diJi] = new JLabel(new ImageIcon("tuPian\\isSheWei.jpg"));
f.add(sheWei[diJi]);
sheWei[diJi].setBounds(sheWei[diJi-1].getX(),sheWei[diJi-1].getY(),JianJu,JianJu);
// System.out.println("diJi "+diJi);
}
}
public void pengZhuanJianCe(){//检测蛇的碰撞情况
if(sheTou.getX()0 || sheTou.getY()0 ||
sheTou.getX()f.getWidth()-15 || sheTou.getY()f.getHeight()-105 ){
gameOver();
// System.out.println("GameOVER");
}
if(sheTou.getX() == shiWu.getX() sheTou.getY() == shiWu.getY()){
out: while(true){
shiWu.setLocation((int)(Math.random()*32)*JianJu,(int)(Math.random()*28)*JianJu);
for(int i=0;i=diJi;i++){
if(shiWu.getX()!= sheWei[i].getX() shiWu.getY()!=sheWei[i].getY()
sheTou.getX()!=shiWu.getX() sheTou.getY()!= shiWu.getY()){//如果食物不在蛇身上则退出循环，产生食物成功
break out;
}
}
}
sheJiaChang();
// System.out.println("吃了一个");
if(time100 ){
time -= jianTime;
}
else{}
Message.setText("级别:"+JiBie+" 蛇长:"+(diJi+2)+" 时间:"+time+"ms 分数:"+(jiFenQi+=10)+"");
}
for(int i=0;i=diJi;i++){
if(sheTou.getX() == sheWei[i].getX() sheTou.getY() == sheWei[i].getY()){
gameOver();
// System.out.println("吃到尾巴了");
}
}
}
public void yunXing(){
while(true){
while(run){
if(fangXiang == 1){//上
y-=1;
}
if(fangXiang == 2){//下
y+=1;
}
if(fangXiang == 3){//左
x-=1;
}
if(fangXiang == 4){//右
x+=1;
}
x2 = sheTou.getX();
y2 = sheTou.getY();
sheTou.setLocation(x*JianJu,y*JianJu); //设置蛇头的坐标 网格数*间隔
for(int i=diJi;i=0;i--){
if(i==0){
sheWei[i].setLocation(x2,y2);
// System.out.println(i+" "+sheTou.getX()+" "+sheTou.getY());
}
else{
sheWei[i].setLocation(sheWei[i-1].getX(),sheWei[i-1].getY());
// System.out.println(i+" "+sheWei[i].getX()+" "+sheWei[i].getY());
}
}
pengZhuanJianCe();
try{
Thread.sleep(time);
}catch(Exception e){
e.printStackTrace();
}
}
Message.setText("级别:"+JiBie+" 蛇长:"+(diJi+2)+" 时间:"+time+"ms 分数:"+(jiFenQi+=10)+"");
try{
Thread.sleep(200);
}catch(Exception e){
e.printStackTrace();
}
}
}
public void gameOver(){//游戏结束时处理
int in = JOptionPane.showConfirmDialog(f,"游戏已经结束!\n是否要保存分数","提示",JOptionPane.YES_NO_OPTION);
if(in == JOptionPane.YES_OPTION){
// System.out.println("YES");
String s = JOptionPane.showInputDialog(f,"输入你的名字：");
try{
FileInputStream fis = new FileInputStream("GaoFen.ini");//先把以前的数据读出来加到写的数据前
InputStreamReader isr = new InputStreamReader(fis);
BufferedReader br = new BufferedReader(isr);
String s2,setOut = "";
while((s2=br.readLine())!= null){
setOut =setOut+s2+"\n";
}
FileOutputStream fos = new FileOutputStream("GaoFen.ini");//输出到文件流
s = setOut+s+":"+jiFenQi+"\n";
fos.write(s.getBytes());
}catch(Exception e){}
}
System.exit(0);
}
public void keyTyped(KeyEvent arg0) {
// TODO 自动生成方法存根
}
public void keyPressed(KeyEvent arg0) {
// System.out.println(arg0.getSource());
if(arg0.getKeyCode() == KeyEvent.VK_UP){//按上下时方向的值相应改变
if(fangXiang != 2){
fangXiang = 1;
// sheTou.setIcon(shang);//设置蛇的方向
}
// System.out.println("UP");
}
if(arg0.getKeyCode() == KeyEvent.VK_DOWN){
if(fangXiang != 1){
fangXiang = 2;
// sheTou.setIcon(xia);
}
// System.out.println("DOWN");
}
if(arg0.getKeyCode() == KeyEvent.VK_LEFT){//按左右时方向的值相应改变
if(fangXiang != 4){
fangXiang = 3;
// sheTou.setIcon(zhuo);
}
// System.out.println("LEFT");
}
if(arg0.getKeyCode() == KeyEvent.VK_RIGHT){
if(fangXiang != 3){
fangXiang = 4;
// sheTou.setIcon(you);
}
// System.out.println("RIGHT");
}
}
public void keyReleased(KeyEvent arg0) {
// TODO 自动生成方法存根
}
public void actionPerformed(ActionEvent arg0) {
// TODO 自动生成方法存根
JMenuItem JI = (JMenuItem)arg0.getSource();
if(JI == play){
out = true;
run = true;
isRuned = true;
gao.setEnabled(false);
zhong.setEnabled(false);
di.setEnabled(false);
}
if(JI == pause){
run = false;
}
if(isRuned == false){//如果游戏还没运行，才可以设置级别
if(JI == gao){
time = 200;
jianTime = 1;
JiBie = "高级";
Message.setText("级别："+JiBie+" 蛇长:"+(diJi+2)+" 时间:"+time+"ms 分数:"+jiFenQi);
}
if(JI == zhong){
time = 400;
jianTime = 2;
JiBie = "中级";
Message.setText("级别："+JiBie+" 蛇长:"+(diJi+2)+" 时间:"+time+"ms 分数:"+jiFenQi);
}
if(JI == di){
time = 500;
jianTime = 3;
JiBie = "低级";
Message.setText("级别："+JiBie+" 蛇长:"+(diJi+2)+" 时间:"+time+"ms 分数:"+jiFenQi);
}
}
if(JI == GF){
try{
FileInputStream fis = new FileInputStream("GaoFen.ini");
InputStreamReader isr = new InputStreamReader(fis);
BufferedReader br = new BufferedReader(isr);
String s,setOut = "";
while((s=br.readLine())!= null){
setOut =setOut+s+"\n";
}
if(setOut.equals("")){
JOptionPane.showMessageDialog(f,"暂无保存记录!","高分榜",JOptionPane.INFORMATION_MESSAGE);
}
else{
JOptionPane.showMessageDialog(f,setOut);
}
}catch(Exception e){
e.printStackTrace();
}
}
if(JI == ZZ){//关于作者
JOptionPane.showMessageDialog(f,"软件作者：申志飞\n地址：四川省绵阳市\nQQ：898513806\nE-mail:shenzhifeiok@126.com","关于作者",JOptionPane.INFORMATION_MESSAGE);
}
if(JI == YX){//关于游戏
JOptionPane.showMessageDialog(f,"贪吃蛇游戏\n游戏版本 V1.0","关于游戏",JOptionPane.INFORMATION_MESSAGE);
}
if(JI == QK){
try{
int select = JOptionPane.showConfirmDialog(f,"确实要清空记录吗？","清空记录",JOptionPane.YES_OPTION);
if(select == JOptionPane.YES_OPTION){
String setOut = "";
FileOutputStream fos = new FileOutputStream("GaoFen.ini");//输出到文件流
fos.write(setOut.getBytes());
}
}catch(Exception ex){}
}
}
}
//是我自己写的，本来里面有图片的，但无法上传，所以把图片去掉了，里面的ImageIcon等语句可以去掉。能正常运行。
求一段JAVA编写的贪吃蛇小程序源代码
用MVC方式实现的贪吃蛇游戏，共有4个类。运行GreedSnake运行即可。主要是观察者模式的使用，我已经添加了很多注释了。
1、
/*
* 程序名称：贪食蛇
* 原作者：BigF
* 修改者：algo
* 说明：我以前也用C写过这个程序，现在看到BigF用Java写的这个，发现虽然作者自称是Java的初学者，
* 但是明显编写程序的素养不错，程序结构写得很清晰，有些细微得地方也写得很简洁，一时兴起之
* 下，我认真解读了这个程序，发现数据和表现分开得很好，而我近日正在学习MVC设计模式，
* 因此尝试把程序得结构改了一下，用MVC模式来实现，对源程序得改动不多。
* 我同时也为程序增加了一些自己理解得注释，希望对大家阅读有帮助。
*/
package mvcTest;
/**
* @author WangYu
* @version 1.0
* Description:
* /pre
* Create on :Date :2005-6-13 Time:15:57:16
* LastModified:
* History:
*/
public class GreedSnake {
public static void main(String[] args) {
SnakeModel model = new SnakeModel(20,30);
SnakeControl control = new SnakeControl(model);
SnakeView view = new SnakeView(model,control);
//添加一个观察者，让view成为model的观察者
model.addObserver(view);
(new Thread(model)).start();
}
}
-------------------------------------------------------------
2、
package mvcTest;
//SnakeControl.java
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
/**
* MVC中的Controler，负责接收用户的操作，并把用户操作通知Model
*/
public class SnakeControl implements KeyListener{
SnakeModel model;
public SnakeControl(SnakeModel model){
this.model = model;
}
public void keyPressed(KeyEvent e) {
int keyCode = e.getKeyCode();
if (model.running){ // 运行状态下，处理的按键
switch (keyCode) {
case KeyEvent.VK_UP:
model.changeDirection(SnakeModel.UP);
break;
case KeyEvent.VK_DOWN:
model.changeDirection(SnakeModel.DOWN);
break;
case KeyEvent.VK_LEFT:
model.changeDirection(SnakeModel.LEFT);
break;
case KeyEvent.VK_RIGHT:
model.changeDirection(SnakeModel.RIGHT);
break;
case KeyEvent.VK_ADD:
case KeyEvent.VK_PAGE_UP:
model.speedUp();
break;
case KeyEvent.VK_SUBTRACT:
case KeyEvent.VK_PAGE_DOWN:
model.speedDown();
break;
case KeyEvent.VK_SPACE:
case KeyEvent.VK_P:
model.changePauseState();
break;
default:
}
}
// 任何情况下处理的按键，按键导致重新启动游戏
if (keyCode == KeyEvent.VK_R ||
keyCode == KeyEvent.VK_S ||
keyCode == KeyEvent.VK_ENTER) {
model.reset();
}
}
public void keyReleased(KeyEvent e) {
}
public void keyTyped(KeyEvent e) {
}
}
-------------------------------------------------------------
3、
/*
*
*/
package mvcTest;
/**
* 游戏的Model类，负责所有游戏相关数据及运行
* @author WangYu
* @version 1.0
* Description:
* /pre
* Create on :Date :2005-6-13 Time:15:58:33
* LastModified:
* History:
*/
//SnakeModel.java
import javax.swing.*;
import java.util.Arrays;
import java.util.LinkedList;
import java.util.Observable;
import java.util.Random;
/**
* 游戏的Model类，负责所有游戏相关数据及运行
*/
class SnakeModel extends Observable implements Runnable {
boolean[][] matrix; // 指示位置上有没蛇体或食物
LinkedList nodeArray = new LinkedList(); // 蛇体
Node food;
int maxX;
int maxY;
int direction = 2; // 蛇运行的方向
boolean running = false; // 运行状态
int timeInterval = 200; // 时间间隔，毫秒
double speedChangeRate = 0.75; // 每次得速度变化率
boolean paused = false; // 暂停标志
int score = 0; // 得分
int countMove = 0; // 吃到食物前移动的次数
// UP and DOWN should be even
// RIGHT and LEFT should be odd
public static final int UP = 2;
public static final int DOWN = 4;
public static final int LEFT = 1;
public static final int RIGHT = 3;
public SnakeModel( int maxX, int maxY) {
this.maxX = maxX;
this.maxY = maxY;
reset();
}
public void reset(){
direction = SnakeModel.UP; // 蛇运行的方向
timeInterval = 200; // 时间间隔，毫秒
paused = false; // 暂停标志
score = 0; // 得分
countMove = 0; // 吃到食物前移动的次数
// initial matirx, 全部清0
matrix = new boolean[maxX][];
for (int i = 0; i maxX; ++i) {
matrix[i] = new boolean[maxY];
Arrays.fill(matrix[i], false);
}
// initial the snake
// 初始化蛇体，如果横向位置超过20个，长度为10，否则为横向位置的一半
int initArrayLength = maxX 20 ? 10 : maxX / 2;
nodeArray.clear();
for (int i = 0; i initArrayLength; ++i) {
int x = maxX / 2 + i;//maxX被初始化为20
int y = maxY / 2; //maxY被初始化为30
//nodeArray[x,y]: [10,15]-[11,15]-[12，15]~~[20,15]
//默认的运行方向向上，所以游戏一开始nodeArray就变为：
// [10，14]-[10，15]-[11，15]-[12，15]~~[19，15]
nodeArray.addLast(new Node(x, y));
matrix[x][y] = true;
}
// 创建食物
food = createFood();
matrix[food.x][food.y] = true;
}
public void changeDirection(int newDirection) {
// 改变的方向不能与原来方向同向或反向
if (direction % 2 != newDirection % 2) {
direction = newDirection;
}
}
/**
* 运行一次
* @return
*/
public boolean moveOn() {
Node n = (Node) nodeArray.getFirst();
int x = n.x;
int y = n.y;
// 根据方向增减坐标值
switch (direction) {
case UP:
y--;
break;
case DOWN:
y++;
break;
case LEFT:
x--;
break;
case RIGHT:
x++;
break;
}
// 如果新坐标落在有效范围内，则进行处理
if ((0 = x x maxX) (0 = y y maxY)) {
if (matrix[x][y]) { // 如果新坐标的点上有东西（蛇体或者食物）
if (x == food.x y == food.y) { // 吃到食物，成功
nodeArray.addFirst(food); // 从蛇头赠长
// 分数规则，与移动改变方向的次数和速度两个元素有关
int scoreGet = (10000 - 200 * countMove) / timeInterval;
score += scoreGet 0 ? scoreGet : 10;
countMove = 0;
food = createFood(); // 创建新的食物
matrix[food.x][food.y] = true; // 设置食物所在位置
return true;
} else // 吃到蛇体自身，失败
return false;
} else { // 如果新坐标的点上没有东西（蛇体），移动蛇体
nodeArray.addFirst(new Node(x, y));
matrix[x][y] = true;
n = (Node) nodeArray.removeLast();
matrix[n.x][n.y] = false;
countMove++;
return true;
}
}
return false; // 触到边线，失败
}
public void run() {
running = true;
while (running) {
try {
Thread.sleep(timeInterval);
} catch (Exception e) {
break;
}
if (!paused) {
if (moveOn()) {
setChanged(); // Model通知View数据已经更新
notifyObservers();
} else {
JOptionPane.showMessageDialog(null,
"you failed",
"Game Over",
JOptionPane.INFORMATION_MESSAGE);
break;
}
}
}
running = false;
}
private Node createFood() {
int x = 0;
int y = 0;
// 随机获取一个有效区域内的与蛇体和食物不重叠的位置
do {
Random r = new Random();
x = r.nextInt(maxX);
y = r.nextInt(maxY);
} while (matrix[x][y]);
return new Node(x, y);
}
public void speedUp() {
timeInterval *= speedChangeRate;
}
public void speedDown() {
timeInterval /= speedChangeRate;
}
public void changePauseState() {
paused = !paused;
}
public String toString() {
String result = "";
for (int i = 0; i nodeArray.size(); ++i) {
Node n = (Node) nodeArray.get(i);
result += "[" + n.x + "," + n.y + "]";
}
return result;
}
}
class Node {
int x;
int y;
Node(int x, int y) {
this.x = x;
this.y = y;
}
}
------------------------------------------------------------
4、
package mvcTest;
//SnakeView.java
import javax.swing.*;
import java.awt.*;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.Observable;
import java.util.Observer;
/**
* MVC模式中得Viewer，只负责对数据的显示,而不用理会游戏的控制逻辑
*/
public class SnakeView implements Observer {
SnakeControl control = null;
SnakeModel model = null;
JFrame mainFrame;
Canvas paintCanvas;
JLabel labelScore;
public static final int canvasWidth = 200;
public static final int canvasHeight = 300;
public static final int nodeWidth = 10;
public static final int nodeHeight = 10;
public SnakeView(SnakeModel model, SnakeControl control) {
this.model = model;
this.control = control;
mainFrame = new JFrame("GreedSnake");
Container cp = mainFrame.getContentPane();
// 创建顶部的分数显示
labelScore = new JLabel("Score:");
cp.add(labelScore, BorderLayout.NORTH);
// 创建中间的游戏显示区域
paintCanvas = new Canvas();
paintCanvas.setSize(canvasWidth + 1, canvasHeight + 1);
paintCanvas.addKeyListener(control);
cp.add(paintCanvas, BorderLayout.CENTER);
// 创建底下的帮助栏
JPanel panelButtom = new JPanel();
panelButtom.setLayout(new BorderLayout());
JLabel labelHelp;
labelHelp = new JLabel("PageUp, PageDown for speed;", JLabel.CENTER);
panelButtom.add(labelHelp, BorderLayout.NORTH);
labelHelp = new JLabel("ENTER or R or S for start;", JLabel.CENTER);
panelButtom.add(labelHelp, BorderLayout.CENTER);
labelHelp = new JLabel("SPACE or P for pause", JLabel.CENTER);
panelButtom.add(labelHelp, BorderLayout.SOUTH);
cp.add(panelButtom, BorderLayout.SOUTH);
mainFrame.addKeyListener(control);
mainFrame.pack();
mainFrame.setResizable(false);
mainFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
mainFrame.setVisible(true);
}
void repaint() {
Graphics g = paintCanvas.getGraphics();
//draw background
g.setColor(Color.WHITE);
g.fillRect(0, 0, canvasWidth, canvasHeight);
// draw the snake
g.setColor(Color.BLACK);
LinkedList na = model.nodeArray;
Iterator it = na.iterator();
while (it.hasNext()) {
Node n = (Node) it.next();
drawNode(g, n);
}
// draw the food
g.setColor(Color.RED);
Node n = model.food;
drawNode(g, n);
updateScore();
}
private void drawNode(Graphics g, Node n) {
g.fillRect(n.x * nodeWidth,
n.y * nodeHeight,
nodeWidth - 1,
nodeHeight - 1);
}
public void updateScore() {
String s = "Score: " + model.score;
labelScore.setText(s);
}
public void update(Observable o, Object arg) {
repaint();
}
}
希望采纳
求一份java 贪吃蛇的代码
package games;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.util.*;
import static java.lang.Math.*;//静态导入
/*
* 此类是贪吃蛇的简单实现方法
* 自己可以加入在开始时的设置，比如
* 选关，初始的蛇的长度等等
*/
public class Snake extends JPanel {
private static final long serialVersionUID = 1L;
private Direction dir;// 要走的方向
private int blockWidth = 10;// 块大小
private int blockSpace = 2;// 块之间的间隔
private long sleepTime;// 重画的进间间隔
private MySnake my;
private int total;// 代表蛇的长度
private Rectangle food;// 代表蛇的食物
private volatile boolean go;
private int round;// 表示第几关
public Snake(JFrame jf) {
initOther();
// 为顶级窗口类JFrame添加事件处理函数
jf.addKeyListener(new KeyAdapter() {
public void keyReleased(KeyEvent ke) {
int code = ke.getKeyCode();
if (code == KeyEvent.VK_RIGHT) {
if (dir != Direction.WEST)
dir = Direction.EAST;
}
else if (code == KeyEvent.VK_LEFT) {
if (dir != Direction.EAST)
dir = Direction.WEST;
}
else if (code == KeyEvent.VK_UP) {
if (dir != Direction.SOUTH)
dir = Direction.NORTH;
}
else if (code == KeyEvent.VK_DOWN) {
if (dir != Direction.NORTH)
dir = Direction.SOUTH;
} else if (code == KeyEvent.VK_ENTER) {
if (!go)
initOther();
}
}
});
this.setBounds(300, 300, 400, 400);
this.setVisible(true);
}
// 随机生成一个食物的位置
private void makeFood() {
int x = 40 + (int) (random() * 30) * 12;
int y = 10 + (int) (random() * 30) * 12;
food = new Rectangle(x, y, 10, 10);
}
// 做一些初始化的工作
private void initOther() {
dir = Direction.EAST;
sleepTime = 500;
my = new MySnake();
makeFood();
total = 3;
round = 1;
new Thread(new Runnable() {
public void run() {
go = true;
while (go) {
try {
Thread.sleep(sleepTime);
repaint();
} catch (Exception exe) {
exe.printStackTrace();
}
}
}
}).start();
}
// 处理多少关的函数
private void handleRound() {
if (total == 6) {
round = 2;
sleepTime = 300;
} else if (total == 10) {
round = 3;
sleepTime = 200;
} else if (total == 15) {
round = 4;
sleepTime = 100;
} else if (total == 18) {
round = 5;
sleepTime = 50;
} else if (total == 20) {
round = 6;
sleepTime = 20;
} else if (total 21) {
round = 7;
sleepTime = 15;
}
}
// 把自己的组件全部画出来
public void paintComponent(Graphics g) {
g.setColor(Color.PINK);
g.fillRect(0, 0, this.getWidth(), this.getHeight());
g.setColor(Color.BLACK);
g.drawRect(40, 10, 358, 360);
if (go) {
my.move();
my.draw(g);
g.setFont(new Font("黑体", Font.BOLD, 20));
g.drawString("您的得分：" + (total * 10) + " 第" + round + "关", 40,
400);
} else {
g.setFont(new Font("黑体", Font.BOLD, 20));
g.drawString("游戏结束,按回车(ENTER)键重玩！", 40, 440);
}
g.setColor(Color.RED);
g.fillRect(food.x, food.y, food.width, food.height);
}
private class MySnake {
private ArrayListRectangle list;
public MySnake() {
list = new ArrayListRectangle();
list.add(new Rectangle(160 + 24, 130, 10, 10));
list.add(new Rectangle(160 + 12, 130, 10, 10));
list.add(new Rectangle(160, 130, 10, 10));
}
// 蛇移动的方法
public void move() {
if (isDead()) {
go = false;
return;
}
if (dir == Direction.EAST) {
Rectangle rec = list.get(0);
Rectangle rec1 = new Rectangle(rec.x
+ (blockWidth + blockSpace), rec.y, rec.width,
rec.height);
list.add(0, rec1);
} else if (dir == Direction.WEST) {
Rectangle rec = list.get(0);
Rectangle rec1 = new Rectangle(rec.x
- (blockWidth + blockSpace), rec.y, rec.width,
rec.height);
list.add(0, rec1);
} else if (dir == Direction.NORTH) {
Rectangle rec = list.get(0);
Rectangle rec1 = new Rectangle(rec.x, rec.y
- (blockWidth + blockSpace), rec.width, rec.height);
list.add(0, rec1);
} else if (dir == Direction.SOUTH) {
Rectangle rec = list.get(0);
Rectangle rec1 = new Rectangle(rec.x, rec.y
+ (blockWidth + blockSpace), rec.width, rec.height);
list.add(0, rec1);
}
if (isEat()) {
handleRound();
makeFood();
} else {
list.remove(list.size() - 1);
}
}
// 判断是否吃到了食物
private boolean isEat() {
if (list.get(0).contains(food)) {
total++;
return true;
} else
return false;
}
// 判断是否死了，如果碰壁或者自己吃到自己都算死了
private boolean isDead() {
Rectangle temp = list.get(0);
if (dir == Direction.EAST) {
if (temp.x == 388)
return true;
else {
Rectangle comp = new Rectangle(temp.x + 12, temp.y, 10, 10);
for (Rectangle rec : list) {
if (rec.contains(comp))
return true;
}
}
return false;
} else if (dir == Direction.WEST) {
if (temp.x == 40)
return true;
else {
Rectangle comp = new Rectangle(temp.x - 12, temp.y, 10, 10);
for (Rectangle rec : list) {
if (rec.contains(comp))
return true;
}
}
return false;
} else if (dir == Direction.NORTH) {
if (temp.y == 10)
return true;
else {
Rectangle comp = new Rectangle(temp.x, temp.y - 12, 10, 10);
for (Rectangle rec : list) {
if (rec.contains(comp))
return true;
}
}
return false;
} else if (dir == Direction.SOUTH) {
if (temp.y == 358)
return true;
else {
Rectangle comp = new Rectangle(temp.x, temp.y + 12, 10, 10);
for (Rectangle rec : list) {
if (rec.contains(comp))
return true;
}
}
return false;
} else {
return false;
}
}
// 把自己画出来
public void draw(Graphics g) {
for (Rectangle rec : list) {
g.fillRect(rec.x, rec.y, rec.width, rec.height);
}
}
}
public static void main(String arsg[]) {
JFrame jf = new JFrame("贪吃蛇");
Snake s = new Snake(jf);
jf.getContentPane().add(s, BorderLayout.CENTER);
jf.setBounds(300, 300, 500, 500);
jf.setVisible(true);
jf.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
}
}
// 定义一个枚举，在此也可以用接口或者常量值代替
enum Direction {
EAST, SOUTH, WEST, NORTH;
}
贪吃蛇 java代码
import java.awt.*;
import javax.swing.*;
import java.awt.event.*;
import java.util.*;
public class SnakeGame extends JFrame implements KeyListener{
private int stat=1,direction=0,bodylen=6,headx=7,heady=8,
tailx=1,taily=8,tail,foodx,foody,food;//初始化定义变量
public final int EAST=1,WEST=2,SOUTH=3,NORTH=4;//方向常量
int [][] fillblock=new int [20][20];//定义蛇身所占位置
public SnakeGame() {//构造函数
super("贪吃蛇");
setSize(510,510);
setVisible(true);//设定窗口属性
addKeyListener(this);//添加监听
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
for(int i=1;i=7;i++) fillblock[i][8]=EAST;//初始化蛇身属性
direction=EAST;//方向初始化的设置
FoodLocate(); //定位食物
while (stat==1){
fillblock[headx][heady]=direction;
switch(direction){
case 1:headx++;break;
case 2:headx--;break;
case 3:heady++;break;
case 4:heady--;break;
}//蛇头的前进
if(heady19||headx19||tailx19||taily19||heady0||headx0||tailx0||taily0||fillblock[headx][heady]!=0){
stat=0;
break;
} //判断游戏是否结束
try{
Thread.sleep(150); }
catch(InterruptedException e){}//延迟
fillblock[headx][heady]=direction;
if(headx==foodxheady==foody){//吃到食物
FoodLocate();
food=2;
try{
Thread.sleep(100); }
catch(InterruptedException e){}//延迟
}
if(food!=0)food--;
else{tail=fillblock[tailx][taily];
fillblock[tailx][taily]=0;//蛇尾的消除
switch(tail){
case 1:tailx++;break;
case 2:tailx--;break;
case 3:taily++;break;
case 4:taily--;break;
}//蛇尾的前进
}
repaint();
}
if(stat==0)
JOptionPane.showMessageDialog(null,"GAME OVER","Game Over",JOptionPane.INFORMATION_MESSAGE);
}
public void keyPressed(KeyEvent e) {//按键响应
int keyCode=e.getKeyCode();
if(stat==1) switch(keyCode){
case KeyEvent.VK_UP:if(direction!=SOUTH) direction=NORTH;break;
case KeyEvent.VK_DOWN:if(direction!=NORTH)direction=SOUTH;break;
case KeyEvent.VK_LEFT:if(direction!=EAST)direction=WEST;break;
case KeyEvent.VK_RIGHT:if (direction!=WEST)direction=EAST;break;
}
}
public void keyReleased(KeyEvent e){}//空函数
public void keyTyped(KeyEvent e){} //空函数
public void FoodLocate(){//定位食物坐标
do{
Random r=new Random();
foodx=r.nextInt(20);
foody=r.nextInt(20);
}while (fillblock[foodx][foody]!=0);
}
public void paint(Graphics g){//画图
super.paint(g);
g.setColor(Color.BLUE);
for(int i=0;i20;i++)
for(int j=0;j20;j++)
if (fillblock[i][j]!=0)
g.fillRect(25*i+5,25*j+5,24,24);
g.setColor(Color.RED);
g.fillRect(foodx*25+5,foody*25+5,24,24);
}
public static void main(String[] args) {//主程序
SnakeGame application=new SnakeGame();
}
}
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