// CSE 142, Spring 2010, Marty Stepp
// This program demonstrates the use of DrawingPanel to create
// simple 2-D graphics.
// You need to download DrawingPanel.java from our course web site
// to the same folder as this program in order to compile/run it.

import java.awt.*;   // so that I can use Graphics g

public class DrawFun {
    public static void main(String[] args) {
        // create a window on the screen
        DrawingPanel panel = new DrawingPanel(600, 300);
        panel.setBackground(Color.YELLOW);

        Graphics g = panel.getGraphics();
        g.setColor(Color.GREEN);
        
        //         x   y   w   h
        g.fillRect(10, 30, 70, 60);
        g.setColor(new Color(192, 128, 64));   // brown - custom color
        g.drawRect(10, 30, 70, 60);
        
        g.setColor(Color.BLUE);
        g.drawOval(70, 40, 90, 50);
        g.drawRect(70, 40, 90, 50);
        
        // draw a 2D grid of enlarging filled circles
        g.setColor(Color.CYAN);
        for (int j = 1; j <= 3; j++) {
            for (int i = 1; i <= 10; i++) {
                //         x           y          w         h
                g.fillOval(120 + 30*i, 40 + 50*j, 20 + 2*i, 20 + 2*i);
            }
        }
    }
}