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

public class liikuv1 extends Applet implements ActionListener{
	TextField tf=new TextField();
	public liikuv1(){
		add(tf);
		tf.addActionListener(this);
	}
	public void actionPerformed(ActionEvent syndmus){
			Graphics g=getGraphics();
			double a=Double.parseDouble(tf.getText());
			int c;
			final int keskx=100;
			final int kesky=200;
			final int r=10;
			int x;
			int y;
			for(c=0;c<100;c++){
				x=(int)(c*Math.cos(a*Math.PI/180));
				y=(int)(c*Math.sin(a*Math.PI/180));
				g.setColor(Color.black);
				g.drawOval(keskx+x,kesky-y,2*r,2*r);
				try{Thread.sleep(50);}catch(Exception e){}
				g.setColor(Color.white);
				g.drawOval(keskx+x,kesky-y,2*r,2*r);
			}
	}
	public static void main(String[] arg){
		Frame f=new Frame();
		f.add(new liikuv1());
		f.setVisible(true);
		f.setSize(400,400);
		f.addWindowListener(new Raamikuular());
	}
}