贪吃蛇游戏的java源码

来源：互联网发布：云计算为什么这么火编辑：程序博客网时间：2024/05/15 14:39
这里我把贪吃蛇的java源码粘出来，有兴趣的可以看看，如果要看具体的思路，点击下面的连接：
http://blog.csdn.net/angellover2017/article/details/72813957
snakegame.java
package snakegame;import java.awt.Color;import java.awt.Font;import java.awt.Graphics;import java.awt.Point;import java.awt.event.KeyAdapter;import java.awt.event.KeyEvent;import java.util.LinkedList;import java.util.Random;import java.util.Scanner;import javax.swing.JFrame;import javax.swing.JPanel;public class SnakeGame_1 extends JPanel{        /**     *      */    private static final long serialVersionUID = 1L;    //常量，表示地图的宽和高      protected static final int HEIGHT=30;      protected static final int WIDTH=30;        //常量，表示每个方格的宽和高       protected static final int CELL_H=20;       protected static final int CELL_W=20;   //常量，表示蛇的方向       protected static final int UP_DIRECTION=1;       protected static final int DOWN_DIRECTION=-1;       protected static final int LEFT_DIRECTION=2;       protected static final int RIGHT_DIRECTION=-2;        //当前方向，默认为右方        private int currentdirection=RIGHT_DIRECTION;        //char型数组来储存地图        protected char[][]  map=new char[HEIGHT][WIDTH];        //容器，用来储存蛇的坐标信息        private LinkedList<Point>  snake=new LinkedList<Point>();        //食物的坐标用Point类来储存        private Point food=new Point();        //用来判断游戏是否结束        protected static boolean GameOver=false;        protected static boolean IsAuto=true;        private static int Difficult_Degree=1;        private Scanner in;/* 图形刷新区 */        //重写Paint方法        @Override    public void paint(Graphics g) {    //画地图    for(int i=0;i<HEIGHT;i++)        for(int j=0;j<WIDTH;j++)        {            if(map[i][j]=='*'){                g.setColor(Color.GRAY);            }else{                g.setColor(Color.WHITE);            }            g.fill3DRect(j*CELL_W, i*CELL_H, CELL_W, CELL_H, true);        }        //画蛇        //定位蛇头        int W=snake.getFirst().x;        int H=snake.getFirst().y;        g.setColor(Color.RED);        g.fill3DRect(W*CELL_W,H*CELL_H , 20, 20,true);        //定位蛇身        for(int t=1;t<this.snake.size();t++)        {            W=snake.get(t).x;            H=snake.get(t).y;            g.setColor(Color.GREEN);            g.fill3DRect(W*CELL_W,H*CELL_H , 20, 20,true);        }        //画食物        map[food.y][food.x]='@';        g.setColor(Color.BLUE);        g.fill3DRect(food.x*CELL_W, food.y*CELL_H, 20, 20, true);        //画字        if(SnakeGame_1.GameOver){            g.setColor(Color.ORANGE);            g.setFont(new Font("宋体", Font.BOLD,30 ));            g.drawString("GAMW OVER !", CELL_W*(WIDTH/2), CELL_H*(HEIGHT/2));        }}/*  初始化地图、蛇、食物函数区  */           //初始化Map        public void intiMap() {            for(int i=0;i<HEIGHT;i++)                for(int j=0;j<WIDTH;j++)                {                    if(i==0||(i==HEIGHT-1)){                        map[i][j]='*';                    }                    else this.map[i][j]=' ';                }        }        //初始化snake        public void intiSnake(){            int x=WIDTH/2;            int y=HEIGHT/2;            snake.addFirst(new Point(x-1,y));            snake.addFirst(new Point(x, y));            snake.addFirst(new Point(x+1,y));        }        //初始化食物        public void intiFood(){            while(true){                Random random=new Random();                int x=random.nextInt(WIDTH-1);                int y=random.nextInt(HEIGHT-1);                if(map[y][x]!='*'&&map[y][x]!='#'&&map[y][x]!='$')                {                    food.x=x;                    food.y=y;                    break;                }            }        }/*  蛇移动函数区  */        //run函数，蛇自己走        public void runAuto() throws InterruptedException{            while (true){                move();                IsOver();                reFresh();                repaint();                if(GameOver){                    repaint();                }                Thread.sleep(1000/Difficult_Degree);            }        }        //蛇移动函数        public void move(){            //取蛇头            Point snakehead=snake.getFirst();            //依据方向，移动            switch(currentdirection){            //向上移动            case UP_DIRECTION :                //结束的时候不执行添加头结点                if(!GameOver){                    snake.addFirst(new Point(snakehead.x,snakehead.y-1));                }                break;            //向下移动            case DOWN_DIRECTION :                //结束的时候不执行添加头结点                if(!GameOver){                     snake.addFirst(new Point(snakehead.x,snakehead.y+1));                }                break;            //向左移动            case LEFT_DIRECTION :                if(!GameOver){                    if(snakehead.x==0){                    snake.addFirst(new Point(snakehead.x-1+WIDTH,snakehead.y));                }else{                    snake.addFirst(new Point(snakehead.x-1,snakehead.y));                }                }            break;            //向右移动            case RIGHT_DIRECTION :                if(!GameOver){                    snake.addFirst(new Point((snakehead.x+1)%WIDTH,snakehead.y));                }            break;            default : break;            }            if(eatFood()){                //先刷新，防止出现食物长到身上                repaint();                //重建食物                intiFood();            }else{                //游戏结束的时候不执行删除尾节点                if(!GameOver){                    //删除蛇尾                    snake.removeLast();                }            }        }        //改变蛇的方向        public void changeDirection(int newDirection){            if(newDirection+currentdirection!=0){                currentdirection=newDirection;            }        }        //蛇吃食物区         public boolean eatFood(){            //取蛇头            Point snakehead=snake.getFirst();            if(snakehead.equals(food)){                return true;            }            return false;        }/*  刷新区  */        public void  reFresh(){            //刷新地图            intiMap();            //刷新蛇            showSnake();            //刷新食物            showFood();            /*//显示当前地图            //showMap();*/      }/*  打印函数区*/        //打印输出地图        /* public boolean showMap(){            {                for(int i=0;i<HEIGHT;i++){                for(int j=0;j<WIDTH;j++)                {                    System.out.print(this.map[i][j]);                }                System.out.println();            }                return true;            }            }*/        //在地图上显示蛇        public boolean showSnake(){            {                    //定位蛇头                    int W=snake.getFirst().x;                    int H=snake.getFirst().y;                    map[H][W]='$';                    //定位蛇身                    for(int i=1;i<this.snake.size();i++)                    {                        W=snake.get(i).x;                        H=snake.get(i).y;                        map[H][W]='#';                    }                return true;                    }            }        //在地图上显示食物        public boolean showFood(){            {                map[food.y][food.x]='@';                return true;            }        }/* 设置游戏难度区  */        public void set_Difficuty(){        System.out.println("请输入难度系数（1——10）");        in = new Scanner(System.in);        Difficult_Degree=in.nextInt();              }/*  结束游戏区  */        public void IsOver(){            //取蛇头            Point snakehead=snake.getFirst();            //撞墙死            if(map[snakehead.y][snakehead.x]=='*'){                GameOver=true;            }            //咬到自己死            if(map[snakehead.y][snakehead.x]=='#'){                GameOver=true;            }        }    public static void main(String[] args) throws InterruptedException {//字符界面    /*  SnakeGame sg=new SnakeGame();        sg.intiMap();        sg.intiSnake();        sg.intiFood();        sg.showSnake();        sg.showFood();        sg.showMap();        JFrame frame=new JFrame("方向盘");        frame.setSize(300, 300);        frame.add(new JButton("↑"),BorderLayout.NORTH);        frame.add(new JButton("↓"),BorderLayout.SOUTH);        frame.add(new JButton("←"),BorderLayout.WEST);        frame.add(new JButton("→"),BorderLayout.EAST);        JButton jbcenter=new JButton("按下此键可控制蛇");        frame.add(jbcenter, BorderLayout.CENTER);        jbcenter.addKeyListener(new KeyAdapter() {            @Override            public void keyPressed(KeyEvent e) {                super.keyPressed(e);                switch(e.getKeyCode()){                case KeyEvent.VK_UP:                    sg.changeDirection(UP_DIRECTION);                    break;                case KeyEvent.VK_DOWN:                    sg.changeDirection(DOWN_DIRECTION);                    break;                case KeyEvent.VK_LEFT:                    sg.changeDirection(LEFT_DIRECTION);                    break;                case KeyEvent.VK_RIGHT:                    sg.changeDirection(RIGHT_DIRECTION);                    break;                default: break;                }                sg.move();                sg.IsOver();                sg.reFresh();                if(SnakeGame.GameOver){                    System.out.println("game is over");                    System.exit(0);                }            }        });       frame.setVisible(true);        *///图形界面       SnakeGame_1 sg1=new SnakeGame_1();       sg1.set_Difficuty();       JFrame frame1=new JFrame("贪吃蛇");       frame1.setSize(CELL_W*WIDTH+20, CELL_H*HEIGHT+45);       frame1.setVisible(true);       frame1.add(sg1);       sg1.intiMap();       sg1.intiSnake();       sg1.intiFood();       sg1.repaint();       //为窗口添加监听器       frame1.addKeyListener(new KeyAdapter() {            @Override            public void keyPressed(KeyEvent e) {                super.keyPressed(e);                switch(e.getKeyCode()){                case KeyEvent.VK_UP:                    IsAuto=false;                    sg1.changeDirection(UP_DIRECTION);                    break;                case KeyEvent.VK_DOWN:                    IsAuto=false;                    sg1.changeDirection(DOWN_DIRECTION);                    break;                case KeyEvent.VK_LEFT:                    IsAuto=false;                    sg1.changeDirection(LEFT_DIRECTION);                    break;                case KeyEvent.VK_RIGHT:                    IsAuto=false;                    sg1.changeDirection(RIGHT_DIRECTION);                    break;                default: break;                }                sg1.move();                sg1.IsOver();                sg1.reFresh();                sg1.repaint();                if(SnakeGame_1.GameOver){                    sg1.repaint();                  /* // System.exit(0);*/              }                IsAuto=true;            }        });       //如果IsAuto 为真，则自己走      if(IsAuto)sg1.runAuto();      }}
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