// Código fuente Graficus

import java.awt.Graphics;
import java.awt.Image;
import java.awt.Color;

public class Graficus extends java.applet.Applet
	implements Runnable{
		Image nekopics[] = new Image[2];
		Image currentimg;
		Thread runner;
		int xpos;
		int ypos=10;
		
		
	public void init(){
	String nekosrc[]={"imagen1.gif","imagen2.gif"};
		for (int i=0;i< nekopics.length;i++){
		nekopics[i] = getImage(getCodeBase(),"" + nekosrc[i]);
		}
	}
	
	public void start(){
		if (runner == null){
		runner = new Thread(this);
		runner.start();
		}
	}
	
	public void stop(){
		if (runner != null) {
		runner.stop();
		runner = null;
		}
	}
	
	public void run (){
		nekorun(0, size().width /2);
	}
	
	void nekorun (int start, int end){
		for (int i= start ; i<end; i++){
		xpos = i;
		if (currentimg == nekopics[0])
			currentimg = nekopics[1];
			else currentimg = nekopics[0];
			repaint();
			pause(150);
			}
		}
	
	void pause(int time){
	try{Thread.sleep(time);}
	catch (InterruptedException e){}
	}
	
	public void paint(Graphics g){
		if (currentimg !=null)
			for (int yposs=0; yposs<20;yposs++){			
			g.drawImage(currentimg, xpos,yposs,this);
         pause(50);
         }
	}
}