import java.awt.*;
import java.awt.event.*;
import java.awt.image.BufferedImage;
import javax.swing.*;

@SuppressWarnings("serial")
public class PaintingApplet extends JApplet implements ActionListener {
	int x = 10;
	
	Timer timer = new Timer(1, this);
	
	public void init() {
		timer.start();
	}
	
	@Override
	public void paint(Graphics g) {
		Image image = drawFrame();
		g.drawImage(image, 0, 0, null);
	}

	Image drawFrame() {
		BufferedImage image = new BufferedImage(
				this.getWidth(), this.getHeight(),
				BufferedImage.TYPE_INT_RGB);
		Graphics g = image.getGraphics();
		g.drawLine(x + 10, 20, x + 100, 100);
		g.setColor(Color.MAGENTA);
		g.drawOval(0, 0, 100, 200);
		g.setColor(new Color(255, 50, 0));
		g.drawRoundRect(10, 10, 90, 190, 20, 20);
		g.fillArc(x, x, 100, 200, 0, 60);
		g.setColor(Color.GRAY);
		return image;
	}

	@Override
	public void actionPerformed(ActionEvent e) {
		x += 1;
		x %= 400;
		repaint();
	}
}