Java贪吃蛇游戏完善版

很认真的写的一个java版的贪吃蛇游戏，图形界面，支持菜单操作，键盘监听，可加速，减速，统计得分，设定运动速度，设定游戏背景颜色等！应该没有Bug了，因为全被我修改没了。

下面是项目各包及类的层次关系：

游戏的主要运行界面截图如下：

下面是部分代码，详细源码见此链接：贪吃蛇源码下载

Snake类：

package com.huowolf.entities; 
 
import java.awt.Color; 
import java.awt.Graphics; 
import java.awt.Point; 
import java.util.HashSet; 
import java.util.LinkedList; 
import java.util.Set; 
 
import com.huowolf.listener.SnakeListener; 
import com.huowolf.util.Global; 
 
 
public class Snake { 
 
 //代表方向的常量 
 public static final int UP = 1; 
 public static final int DOWN = -1; 
 public static final int LEFT = 2; 
 public static final int RIGHT = -2; 
 
 //监听器组 
 private Set<SnakeListener> listeners = new HashSet<SnakeListener>(); 
 //存储蛇的链表结构 
 private LinkedList<Point> body = new LinkedList<Point>(); 
 
 private boolean life;  //是否活着 
 private boolean pause;  //是否暂停游戏 
 private int oldDirection,newDirection; //新，旧方向的引入（避免一次移动时间内的无效方向） 
 private Point oldTail;  //旧的尾巴（在吃掉食物的时候使用） 
 private int foodCount = 0; //吃掉食物的数量 
 private Color headColor; 
 private Color bodyColor; 
 private int sleepTime; 
 
 public boolean isLife() { 
 return life; 
 } 
 public int getSleepTime() { 
 return sleepTime; 
 } 
 
 public void setSleepTime(int sleepTime) { 
 this.sleepTime = sleepTime; 
 } 
 
 
 public void setHeadColor(Color headColor) { 
 this.headColor = headColor; 
 } 
 
 
 public void setBodyColor(Color bodyColor) { 
 this.bodyColor = bodyColor; 
 } 
 
 
 public void init() { 
 int x = Global.WIDTH/2; 
 int y = Global.HEIGHT/2; 
 for(int i=0;i<3;i++) { 
 body.addLast(new Point(x--,y)); 
 } 
 
 oldDirection = newDirection = RIGHT; 
 foodCount = 0; 
 life = true; 
 pause = false; 
 
 if(sleepTime==0) { 
 sleepTime = 300; 
 } 
 } 
 
 //清空蛇的节点的方法（用来开始一次新的游戏） 
 public void clear() { 
 body.clear(); 
 } 
 
 
 public void setLife(boolean life) { 
 this.life = life; 
 } 
 
 
 public boolean getPause() { 
 return pause; 
 } 
 
 public void setPause(boolean pause) { 
 this.pause = pause; 
 } 
 
 
 //用来改变pause常量的状态 
 public void changePause() { 
 pause = !pause; 
 } 
 
 
 //蛇死掉的方法 
 public void die() { 
 life = false; 
 } 
 
 //蛇移动的方法 
 public void move() { 
 if(!(oldDirection + newDirection==0)) { 
 oldDirection = newDirection ; 
 } 
 
 //去尾 
 oldTail = body.removeLast(); 
 int x = body.getFirst().x; 
 int y = body.getFirst().y; 
 
 switch(oldDirection) { 
 case UP: 
 y--; 
 if(y<0) { 
  y = Global.HEIGHT -1 ; 
 } 
 break; 
 case DOWN: 
 y++; 
 if(y >= Global.HEIGHT) { 
  y = 0; 
 } 
 break; 
 case LEFT: 
 x--; 
 if(x<0) { 
  x = Global.WIDTH-1; 
 } 
 break; 
 case RIGHT: 
 x++; 
 if(x >= Global.WIDTH) { 
  x = 0; 
 } 
 break; 
 } 
 
 Point newHead = new Point(x, y); 
 //加头 
 body.addFirst(newHead); 
 } 
 
 //改变方向 
 public void changeDirection(int direction) { 
 newDirection = direction; 
 } 
 
 
 //吃食物 
 public void eatFood() { 
 body.addLast(oldTail); 
 foodCount++; 
 } 
 
 //获取吃到的食物数量 
 public int getFoodCount() { 
 return foodCount; 
 } 
 
 
 //蛇是否吃到了自己的身体 
 public boolean isEatBody() { 
 for(int i=1;i<body.size();i++) { 
 if(body.get(i).equals(this.getHead())) 
 return true; 
 } 
 
 return false; 
 } 
 
 //获取代表蛇头的节点 
 public Point getHead() { 
 return body.getFirst(); 
 } 
 
 //显示自己 
 public void drawMe(Graphics g) { 
 if(bodyColor==null) { 
 g.setColor(new Color(0x3333FF)); 
 } else { 
 g.setColor(bodyColor); 
 } 
 
 for(Point p : body) { 
 
 g.fillRoundRect(p.x*Global.CELL_SIZE, p.y*Global.CELL_SIZE, 
  Global.CELL_SIZE, Global.CELL_SIZE, 15,12 ); 
 } 
 drawHead(g); 
 } 
 
 //画蛇头 
 public void drawHead(Graphics g) { 
 if(headColor==null) 
 g.setColor(Color.YELLOW); 
 else { 
 g.setColor(headColor); 
 } 
 
 g.fillRoundRect(getHead().x * Global.CELL_SIZE, getHead().y* Global.CELL_SIZE, 
 Global.CELL_SIZE, Global.CELL_SIZE, 15,12); 
 } 
 
 
 //控制蛇移动的线程内部类 
 private class SnakeDriver implements Runnable { 
 public void run() { 
 while(life) { 
 if(pause==false) { 
  move(); 
  for(SnakeListener l : listeners) 
  l.snakeMoved(Snake.this); 
 } 
  
 try { 
  Thread.sleep(sleepTime); 
 } catch (InterruptedException e) { 
  e.printStackTrace(); 
 } 
 } 
 } 
 } 
 
 //启动线程的方法 
 public void begin() { 
 new Thread(new SnakeDriver()).start(); 
 
 } 
 
 //添加监听器 
 public void addSnakeListener(SnakeListener l) { 
 if(l != null) { 
 listeners.add(l); 
 } 
 } 
 
 //加速 
 public void speedUp() { 
 if(sleepTime>50) { 
 sleepTime-=20; 
 } 
 } 
 
 //减速 
 public void speedDown() { 
 if(sleepTime<700) { 
 sleepTime+=20; 
 } 
 } 
 
}

Food类：

package com.huowolf.entities; 
 
import java.awt.Color; 
import java.awt.Graphics; 
import java.awt.Point; 
 
import com.huowolf.util.Global; 
 
 
public class Food extends Point{ 
 
 private static final long serialVersionUID = 1L; 
 
 private Color foodColor; 
 
 
 public void setFoodColor(Color foodColor) { 
 this.foodColor = foodColor; 
 } 
 
 public Color getFoodColor() { 
 return foodColor; 
 } 
 
 public void newFood(Point p) { 
 setLocation(p); 
 } 
 
 public boolean isFoodEated(Snake snake) { 
 return this.equals(snake.getHead()); 
 } 
 
 public void drawMe(Graphics g) { 
 if(foodColor==null) { 
 g.setColor(Color.RED); 
 }else { 
 g.setColor(foodColor); 
 } 
 
 g.fill3DRect(x*Global.CELL_SIZE, y*Global.CELL_SIZE, Global.CELL_SIZE, Global.CELL_SIZE, true); 
 } 
}

Ground类

package com.huowolf.entities; 
 
import java.awt.Color; 
import java.awt.Graphics; 
import java.awt.Point; 
import java.util.Random; 
 
import com.huowolf.util.Global; 
 
public class Ground { 
 private boolean [][] rocks = new boolean[Global.WIDTH][Global.HEIGHT]; 
 private int mapType = 1; 
 
 
 
 public int getMapType() { 
 return mapType; 
 } 
 
 public void setMapType(int mapType) { 
 this.mapType = mapType; 
 } 
 
 
 //初始化地面(清空石头) 
 public void clear() { 
 for (int x = 0; x < Global.WIDTH; x++) 
 for (int y = 0; y < Global.HEIGHT; y++) 
 rocks[x][y] = false; 
 } 
 
 /** 
 * 产生石头 
 */ 
 public void generateRocks1() { 
 for (int x = 0; x < Global.WIDTH; x++) 
 rocks[x][0] = rocks[x][Global.HEIGHT - 1] = true; 
 for (int y = 0; y < Global.HEIGHT; y++) 
 rocks[0][y] = rocks[Global.WIDTH - 1][y] = true; 
 } 
 
 
 public void generateRocks2() { 
 
 for (int y = 0; y < 6; y++) { 
 rocks[0][y] = true; 
 rocks[Global.WIDTH - 1][y] = true; 
 rocks[0][Global.HEIGHT - 1 - y] = true; 
 rocks[Global.WIDTH - 1][Global.HEIGHT - 1 - y] = true; 
 } 
 for (int y = 6; y < Global.HEIGHT - 6; y++) { 
 rocks[6][y] = true; 
 rocks[Global.WIDTH - 7][y] = true; 
 } 
 } 
 
 
 public void generateRocks3() { 
 for(int x=4;x<14;x++) 
 rocks[x][5] = true; 
 for(int j=5;j<15;j++) 
 rocks[21][j] = true; 
 for(int y=13;y<20;y++) 
 rocks[14][y] = true; 
 for(int x=2;x<10;x++) 
 rocks[x][17] = true; 
 for(int i=10;i<Global.WIDTH-3;i++) 
 rocks[i][Global.HEIGHT-3] = true; 
 } 
 
 //蛇是否吃到了石头 
 public boolean isGroundEated(Snake snake) { 
 for(int x=0; x<Global.WIDTH;x++) { 
 for(int y=0; y<Global.HEIGHT;y++) { 
 if(rocks[x][y] == true && 
  (x==snake.getHead().x &&y==snake.getHead().y)) { 
  return true; 
 } 
 } 
 } 
 return false; 
 
 } 
 
 public Point getPoint() { 
 Random random = new Random(); 
 int x=0,y=0; 
 do { 
 x = random.nextInt(Global.WIDTH); 
 y = random.nextInt(Global.HEIGHT); 
 } while (rocks[x][y]==true); 
 
 return new Point(x,y); 
 } 
 
 //显示方法 
 public void drawMe(Graphics g) { 
 g.setColor(Color.DARK_GRAY); 
 
 for(int x=0; x<Global.WIDTH;x++) { 
 for(int y=0; y<Global.HEIGHT;y++) { 
 if(rocks[x][y] == true) { 
  g.fill3DRect(x*Global.CELL_SIZE, y*Global.CELL_SIZE, 
  Global.CELL_SIZE,Global.CELL_SIZE, true); 
 } 
 } 
 } 
 } 
}

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Java贪吃蛇游戏完善版

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