import java.awt.*;
import java.applet.Applet;

public class Fonfon extends Applet implements Runnable{
	Thread th;
	int o, x, w, h;
	Image img;
	MySin posi, red, green, blue;

	public void init(){
		w = size().width;
		h = size().height;
		img = createImage(w, h);

		posi = new MySin(0, w-h, 50);
		red = new MySin(0, 255, 200);
		green = new MySin(0, 255, 300);
		blue = new MySin(0, 255, 350);

		th = new Thread(this);
		th.start();
	}
	public void run(){
		while(th.isAlive()){
			try{
			th.sleep(100);
			}catch(InterruptedException e){}
			work();
		}
	}
	void work(){
		o = x;
		x = posi.get();
		repaint();			
	}
	public void update(Graphics g){
		g.drawImage(img, 0, 0, null);
	}
	public void repaint(){
		Graphics g = img.getGraphics();
		g.clearRect(o, 0, h, h);
		g.setColor(new Color(red.get(), green.get(), blue.get()));
		g.fillOval(x, 0, h, h);
		super.repaint();
	}
}

// EOF