//Animate.java
//Robert J. Russell
 
import java.awt.*;
import java.applet.*;

public class Animate extends Applet {
	
	public void init() {
	}

	public void sleep(int ms) {
		try {
			Thread.sleep(ms);
		}
		catch (Exception e) {
		}
	}

	public void paint(Graphics g) {
		g.drawString("Stupid example of Animation -- a moving Oval!", 50, 60 );
		//Repeat
		for (int i=70; i<200; i++) {
			g.setColor(Color.blue);		//blue oval
			//Draw an oval (in varying positions)
			g.drawOval(i*2, i, 40, 20);
			//wait 20 ms; then erase it
			sleep(20);
			if (i<199) {	//but don't erase the last one
				g.setColor(Color.white);	//overwrite old oval with white,
				g.drawOval(i*2, i, 40, 20);	//erasing it
			}
		}
	}
}