Java编写的贪吃蛇游戏代码.doc

贪吃蛇：看了传智博客的视频整理出来的代码Snake类package snake;import java.awt.Color;import java.awt.Graphics;import java.awt.Point;import java.util.HashSet;import java.util.LinkedList;import java.util.Set;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=Global.WIDTH/2;int y=Global.HEIGHT/2;/初始化身体节点for(int i=0;i3;i+)/添加节点body.addLast(new Point(x-,y);/蛇头在右边 默认方向为右oldDirection=newDirection=RIGHT;life=true;public void move()System.out.println(Snakes move);if(!(oldDirection+newDirection)=0)oldDirection=newDirection;/1. 去尾oldTail=body.removeLast();int x=body.getFirst().x; /原坐标int y=body.getFirst().y;switch(oldDirection)case UP:y-;if(y=Global.HEIGHT)y=0;break;case LEFT:x-;if(x=Global.WIDTH)x=0;break;Point newHead=new Point(x,y);/2. 加头body.addFirst(newHead);public void changeDirection(int direction)System.out.println(Snakes changeDirection);/*if(!(direction+this.direction=0)this.direction=direction;*/newDirection=direction;public void die()life=false;public void eatFood()System.out.println(Snakes eatFood);body.addLast(oldTail);public boolean isEatBody()System.out.println(Snakes isEatBody);for(int i=1;ibody.size();i+)if(body.get(i).equals(this.getHead()return true;return false;/显示public void drawMe(Graphics g)System.out.println(Snakes drawMe);g.setColor(Color.BLUE);/蛇身颜色/遍历for(Point p: body)g.fill3DRect(p.x*Global.CELL_SIZE, p.y*Global.CELL_SIZE,Global.CELL_SIZE , Global.CELL_SIZE,true);/得到蛇头的方法public Point getHead()return body.getFirst();/内部类private class SnakeDriver implements Runnablepublic void run()while(life)move();for(SnakeListener l:listener)l.snakeMove(Snake.this);tryThread.sleep(1000);catch(InterruptedException e)e.printStackTrace();/启动线程public void start()new Thread(new SnakeDriver().start();public void addSnakeListener(SnakeListener l)if(l!=null)this.listener.add(l);Food类package snake;import java.awt.Graphics;import java.awt.Point;public class Food extends Point public void newFood(Point p)this.setLocation(p);public boolean isSnakeEatFood(Snake snake)System.out.println(Foods isAnakeEatFood);return this.equals(snake.getHead();/return false;public void drawMe(Graphics g)System.out.println(Foods drawMe);/g.fillOval(x*Global.WIDTH, y*Global.HEIGHT, Global.CELL_SIZE,Global.CELL_SIZE);g.fill3DRect(x*Global.CELL_SIZE, y*Global.CELL_SIZE, Global.CELL_SIZE, Global.CELL_SIZE, true);Ground类package snake;import java.awt.Color;import java.awt.Graphics;import java.awt.Point;import java.util.Random;public class Ground private int rocks=new intGlobal.WIDTHGlobal.HEIGHT;/生成墙public Ground()for(int y=0;yGlobal.WIDTH;y+)rocks0y=1;rocksGlobal.HEIGHT-1y=1;for(int x=0;xGlobal.WIDTH;x+)rocksx0=1;rocksxGlobal.WIDTH-1=1;public boolean isSnakeEatGround(Snake snake)System.out.println(Grounds isSnakeEatGround );for(int x=0;xGlobal.WIDTH;x+)for(int y=0;yGlobal.HEIGHT;y+)if(rocksxy=1&(x=snake.getHead().x&y=snake.getHead().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=ran.nextInt(Global.WIDTH); y=ran.nextInt(Global.HEIGHT);while(rocksxy=1);return new Point(x,y);public void drawMe(Graphics g)System.out.println(Grounds drawMe);g.setColor(Color.RED);for(int x=0;xGlobal.WIDTH;x+)for(int y=0;yGlobal.HEIGHT;y+)if(rocksxy=1)g.fill3DRect(x*Global.CELL_SIZE, y*Global.CELL_SIZE, Global.CELL_SIZE, Global.CELL_SIZE, true);GamePanel类package snake;import java.awt.Color;import java.awt.Graphics;import javax.swing.JPanel;public class GamePanel extends JPanel private Snake snake;private Food food;private Ground ground;public void display(Snake snake,Food food,Ground ground)System.out.println(CamePanels display);this.snake=snake;this.food=food;this.ground=ground;this.repaint();protected void paintComponent(Graphics g) / TODO 自动生成的方法存根/重新显示super.paintComponent(g);g.setColor(new Color(0xcfcfcf);g.fillRect(0, 0, Global.WIDTH*Global.CELL_SIZE, Global.HEIGHT*Global.CELL_SIZE);if(snake!=null&food!=null&ground!=null)this.snake.drawMe(g);this.food.drawMe(g);this.ground.drawMe(g);/*public void addSnakeListener(Controller controller) / TODO 自动生成的方法存根*/ Controller类package snake;import java.awt.Point;import java.awt.event.KeyAdapter;import java.awt.event.KeyEvent;import java.util.Random;public class Controller extends KeyAdapter implements SnakeListenerprivate 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/super.keyPressed(e);/转动方向switch(e.getKeyCode()case KeyEvent.VK_UP:snake.changeDirection(Snake.UP);break;case KeyEvent.VK_DOWN:snake.changeDirection(Snake.DOWN);break;case KeyEvent.VK_LEFT:snake.changeDirection(Snake.LEFT);break;case KeyEvent.VK_RIGHT:snake.changeDirection(Snake.RIGHT);break;public Controller(Snake snake, Food food, Ground ground, GamePanel gamePanel) super();this.snake = snake;this.food = food;this.ground = ground;this.gamePanel = gamePanel;/逻辑public void snakeMove(Snake snake) / TODO 自动生成的方法存根if(food.isSnakeEatFood(snake)snake.eatFood();food.newFood(ground.getPoint();/吃到石头if(ground.isSnakeEatGround(snake)snake.die();/让snake里线程退出/吃到身体if(snake.isEatBody()snake.die();gamePanel.display(snake,food,ground);public void newGame()snake.start();food.newFood(ground.getPoint();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 java.awt.BorderLayout;import javax.swing.JFrame;public class TestMy