[hardwired]

Code:

//  <applet code="FillWithOvals" width="400" height="400"></applet>
import java.awt.*;
import java.awt.event.*;
import java.util.*;
import java.util.List;
import javax.swing.*;

public class FillWithOvals extends JApplet implements ActionListener
{
    ImageIcon image = new ImageIcon("event.gif");
                                    //"images/hawk.jpg");
    List<Rectangle> list = new ArrayList<Rectangle>();
    int width = 50;
    int height = 40;
    int startPosX = 150;
    int startPosY = 100;
    int imageWidth, imageHeight;

    public void init()
    {
        Container con = getContentPane();
        con.setLayout(new BorderLayout());
        JButton press = new JButton("press");
        press.addActionListener(this);
        con.add(press, "South");
        imageWidth = image.getIconWidth();
        imageHeight = image.getIconHeight();
    }

    public void actionPerformed(ActionEvent event)
    {
        int minWidth = 40;
        int minHeight = 30;
        int w = minWidth  + (int)(Math.random() * width);
        int h = minHeight + (int)(Math.random() * height);
        int availWidth  = getContentPane().getWidth();
        int availHeight = getContentPane().getHeight();
        int x = (int) (Math.random() * (availWidth - w));
        int y = (int) (Math.random() * (availHeight - h));
        list.add(new Rectangle(x, y, w, h));
        repaint();
    }

    public void paint(Graphics g)
    {
        super.paint(g);
        g.drawImage(image.getImage(), 150, 100, this);
//        press.repaint();

        for(int count = 0; count < list.size(); ++count)
        {
            Rectangle r = list.get(count);
            g.fillOval(r.x, r.y, r.width, r.height);
        }
    }
}