package com.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;
import com.global.Global;
import com.listener.SnakeListener;
public class Snake {
private Set<SnakeListener> listeners=new HashSet<SnakeListener>();
private LinkedList<Point> body=new LinkedList<Point>();
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 Point newTail;
private boolean life;
private int oldDirection,newDirection;
public Snake()
{
initSnake();
}
private void initSnake() {
// TODO Auto-generated method stub
int x=Global.WIDTH/2;
int y=Global.HEIGHT/2;
for(int i=0;i<3;i++)
{
body.add(new Point(--x,y));
}
newDirection=oldDirection=RIGHT;
life=true;
}
public void move()
{
System.out.println("move");
if(newDirection+oldDirection!=0)
{
this.oldDirection=newDirection;
}
newTail=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-1)
y=0;
break;
case LEFT:
x--;
if(x<0)
{
x=Global.WIDTH-1;
}
break;
case RIGHT:
x++;
if(x>Global.WIDTH-1)
x=0;
break;
}
body.addFirst(new Point(x,y));
}
public void changeDirection(int direction)
{
newDirection=direction;
System.out.println("changeDirection");
}
public void eatFood()
{
body.addLast(newTail);
System.out.println("eat food!");
}
public boolean isEatBody()
{
System.out.println("eat body");
for(int i=1;i<body.size();i++)
{
if(body.get(i).equals(getHead()))
return true;
}
return false;
}
public Point getHead()
{
return body.getFirst();
}
public void drawMe(Graphics g)
{
g.setColor(Color.BLUE);
for(int i=0;i<body.size();i++)
{
g.fill3DRect(body.get(i).x*Global.CELL_SIZE,body.get(i).y*Global.CELL_SIZE , Global.CELL_SIZE, Global.CELL_SIZE, true);
}
System.out.println("Snake draw me!");
}
public LinkedList<Point> getBody()
{
return body;
}
private class SnakeDriver implements Runnable
{
@Override
public void run() {
// TODO Auto-generated method stub
while(life)
{
move();
for(SnakeListener l:listeners)
{
l.snakeMove(Snake.this);
}
try {
Thread.sleep(200);
} catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
}
public void start()
{
new Thread(new SnakeDriver()).start();
}
public void addSnakeListener(SnakeListener l)
{
if(l!=null)
{
this.listeners.add(l);
}
}
public void die() {
// TODO Auto-generated method stub
life=false;
}
}
tanchishe.rar （20个子文件） 
tanchishe bin com game 
Game.class 2KB view GamePanel.class 1KB global Global.class 372B snake Snake$SnakeDriver.class 1KB Ground.class 2KB Food.class 1KB Snake.class 4KB controller Controller.class 3KB listener SnakeListener.class 163B .settings org.eclipse.jdt.core.prefs 598B src com game Game.java 2KB view GamePanel.java 835B global Global.java 160B snake Snake.java 3KB Ground.java 1KB Food.java 533B controller Controller.java 2KB listener SnakeListener.java 120B .project 385B .classpath 301B资源评论
