Java编写的贪吃蛇游戏代码

贪吃蛇：看了传智博客的视频整理出来的代码

Snake类

package snake;

import ;

import cs;

import ;

import t;

import List;

import ;

public class Snake {

//定义方向的常量

public static final int UP=-1;

public static final int DOWN=1;

public static final int LEFT=2;

public static final int RIGHT=-2;

private int oldDirection,newDirection;

private Point oldTail;

private boolean life;

private LinkedList body=new LinkedList(); //蛇的坐标

private Set listener=new HashSet();

//蛇没身体 要初始化

public Snake(){

init();

}

public void init(){

//显示区最中间点

int x=/2;

int y=/2;

//初始化身体节点

for(int i=0;i<3;i++){

//添加节点

t(new Point(x--,y));//蛇头在右边 默认方向为右

oldDirection=newDirection=RIGHT;

life=true;

}

}

public void move(){

n("Snake's move");

if(!((oldDirection+newDirection)==0)){

oldDirection=newDirection;

}

//1. 去尾

oldTail=Last();

int x=st().x; //原坐标

int y=st().y;

switch(oldDirection){

case UP:

y--;

if(y<0){

y=-1;

}

break;

case DOWN:

y++;

if(y>=){

y=0;

}

break;

case LEFT:

x--;

if(x<0){

x=-1;

}

break;

case RIGHT:

x++;

if(x>=){

x=0;

}

break;

}

Point newHead=new Point(x,y);

//2. 加头

st(newHead);

}

public void changeDirection(int direction){

n("Snake's changeDirection");

/*if(!(direction+ion==0)){

ion=direction;

}*/

newDirection=direction;

}

public void die(){

life=false;

}

public void eatFood(){

n("Snake's eatFood");

t(oldTail);

}

public boolean isEatBody(){

n("Snake's isEatBody");

for(int i=1;i<();i++){

if((i).equals(d()))

return true;

}

return false;

}

//显示

public void drawMe(Graphics g){

n("Snake's drawMe");

or();//蛇身颜色

//遍历

for(Point p: body)

3DRect(p.x*_SIZE,

p.y*_SIZE,_SIZE , _SIZE,true);

}

//得到蛇头的方法

public Point getHead(){

return st();

}

//内部类

private class SnakeDriver implements Runnable{

}

public void run(){

while(life){

move();

for(SnakeListener l:listener){

ove();

}

try{

(1000);

}catch(InterruptedException e){

tackTrace();

}

}

}

}

//启动线程

public void start(){

new Thread(new SnakeDriver()).start();

}

public void addSnakeListener(SnakeListener l){

if(l!=null){

(l);

}

}

Food类

package snake;

import cs;

import ;

public class Food extends Point {

public void newFood(Point p){

ation(p);

}

public boolean isSnakeEatFood(Snake snake){

n("Food's isAnakeEatFood");

return (d());

//return false;

}

public void drawMe(Graphics g){

n("Food's drawMe");

//al(x*,

_SIZE,_SIZE);

3DRect(x*_SIZE, y*_SIZE,

_SIZE, true);

}

}

y*,

_SIZE,

Ground类

package snake;

import ;

import cs;

import ;

import ;

public class Ground {

private int[][] rocks=new int[][];

//生成墙

public Ground(){

for(int y=0;y<;y++){

rocks[0][y]=1;

rocks[-1][y]=1;

}

for(int x=0;x<;x++){

rocks[x][0]=1;

rocks[x][-1]=1;

}

}

public boolean isSnakeEatGround(Snake snake){

n("Ground's isSnakeEatGround ");

for(int x=0;x<;x++)

for(int y=0;y<;y++){

if(rocks[x][y]==1&&(x==d().x&&y==d().y)){//石头和蛇头重合

return true;

}

}

return false;

}

//获得随机位置

public Point getPoint(){

Random ran=new Random();

int x=0,y=0;

do{

x=t();

y=t();

}

while(rocks[x][y]==1);

return new Point(x,y);

}

public void drawMe(Graphics g){

n("Ground's drawMe");

or();

for(int x=0;x<;x++)

for(int y=0;y<;y++){

if(rocks[x][y]==1){

3DRect(x*_SIZE,

_SIZE, _SIZE, true);

}

}

}

}

GamePanel类

package snake;

import ;

import cs;

import ;

public class GamePanel extends JPanel {

private Snake snake;

private Food food;

private Ground ground;

public void display(Snake snake,Food food,Ground ground){

n("CamePanel's display");

=snake;

=food;

=ground;

t();

y*_SIZE,

}

protected void paintComponent(Graphics g) {

// TODO 自动生成的方法存根

//重新显示

omponent(g);

or(new Color(0xcfcfcf));

ct(0, 0, *_SIZE,

*_SIZE);

if(snake!=null&&food!=null&&ground!=null){

(g);

(g);

(g);

}

}

/*public void addSnakeListener(Controller controller) {

// TODO 自动生成的方法存根

}

*/

}

Controller类

package snake;

import ;

import pter;

import nt;

import ;

public class Controller extends KeyAdapter implements SnakeListener{

private Snake snake;

private Food food;

private Ground ground;

private GamePanel gamePanel;

public void keyPressed(KeyEvent e) {

// TODO 自动生成的方法存根

//ssed(e);

//转动方向

switch(Code()){

case _UP:

Direction();

break;

case _DOWN:

Direction();

break;

case _LEFT:

Direction();

break;

case _RIGHT:

Direction();

break;

}

}

public Controller(Snake snake, Food food, Ground ground, GamePanel gamePanel) {

super();

= snake;

= food;

= ground;

nel = gamePanel;

}

//逻辑

public void snakeMove(Snake snake) {

// TODO 自动生成的方法存根

if(eEatFood(snake)){

d();

d(nt());

}

//吃到石头

if(eEatGround(snake)){

();//让snake里线程退出

}

//吃到身体

if(ody()){

();

}

y(snake,food,ground);

}

}

public void newGame(){

();

d(nt());

}

SnakeListener接口

package snake;

public interface SnakeListener {

void snakeMove(Snake snake);

}

Global 类

package snake;

public class Global {

//格子

public static final int CELL_SIZE=20;

public static final int WIDTH=30;

public static final int HEIGHT=30;

}

TestMyGame 类

package snake;

import Layout;

import ;

public class TestMyGame {

public static void main(String[]args){

Snake snake=new Snake();

Food food=new Food();

Ground ground=new Ground();

GamePanel gamePanel=new GamePanel();

Controller controller=new Controller(

snake,food,ground,gamePanel);

JFrame frame=new JFrame();

aultCloseOperation(_ON_CLOSE);

e(*_SIZE+15,*_SIZE+38);

(gamePanel,);

e(*_SIZE,*_SIZE);

Listener(controller);

keListener(controller);

Listener(controller);

ible(true);

e();

}

}