snake.java

简单的贪吃蛇源码

import java.awt.*;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;


public class Snake extends Frame{

	public static final int GameWidth = 800;
	public static final int GameHeight = 610;
	
	private Image offScreenImage = null;	
	
	heads h = new heads(40,50,Color.BLUE,Direction.STOP,this) ;
	Yishen y = null;
	Blood b = null;
	Blood b1 = null;
	explode e = null;
	
	public static void main(String[] args) {		
		new Snake().lungame();

	}

	public void lungame(){					
		y = new Yishen(Color.CYAN,Color.ORANGE,h);		
		b = new Blood(300,50,this);
		b1 = new Blood(300-20,500-20,this);
		this.setBounds(100, 100, GameWidth, GameHeight);
		this.setBackground(Color.GREEN);
		this.addWindowListener(new WindowAdapter(){			
			public void windowClosing(WindowEvent e) {
				System.exit(0);
			}			
		});
		
		this.addKeyListener(new KeyMonitor());		
		this.setResizable(false);		
		this.setVisible(true);
		new Thread(new painthread()).start();
	}
	
	public void paint(Graphics g){
		g.drawString("Score:"+y.blocks.size()*10, 60, 60);
		if(y.isPasue()){
			g.drawString("按F2键继续", 100, 100);
		}
		if(!h.isLive()){
			h.e.draw(g);
			g.drawString("按F2键重新开始", 100, 100);
		}
			h.Draw(g);
			y.draw(g);
			b.Draw(g);
			b1.Draw(g);
			if(h.EatBlood(b)){
				y.add();
				b.chang();			
		}
			if(h.EatBlood(b1)){
				y.add();
				b1.chang();			
		}
	}
	
	public void update(Graphics g){
		if(offScreenImage == null){
			offScreenImage = this.createImage(GameWidth,GameHeight);			
		};
		Graphics gOffScreen = offScreenImage.getGraphics();
		Color c = gOffScreen.getColor();
		gOffScreen.setColor(Color.GREEN);
		gOffScreen.fillRect(0, 0, GameWidth, GameHeight);
		gOffScreen.setColor(c);
		paint(gOffScreen);
		g.drawImage(offScreenImage, 0, 0, null);
	
	}	
	
	public  class painthread implements Runnable{

		public void run() {
			while(true){
				repaint();
				try {
					Thread.sleep(150);
				} catch (InterruptedException e) {
					// TODO Auto-generated catch block
					e.printStackTrace();
				}
			}
			
		}
		
	}
	
	private class KeyMonitor extends KeyAdapter{

		@Override
		public void keyPressed(KeyEvent e) {
			h.keyPressed(e);
		}
		
	}
	
	
	
	
}