source: src/main/java/onetomany/etc/PortfolioDrawing.java@ 256

package onetomany.etc;
import java.awt.Canvas;
import java.awt.Graphics;


/** Draws n circles, where n is the number of products in the portfolio.
 * The circles are spaced apart by....
 * 
 * 
 * 
 * @author Faria Nassiri-Mofakham
 *
 */
public class PortfolioDrawing extends Canvas 
{

        private static final long serialVersionUID = 1L;
        Portfolio p;

        public PortfolioDrawing(Portfolio p2)
        {
                p = p2;
        }

        /**
         * Draws n circles, where n is the number of products in the portfolio.
         * The circles are spaced apart by....
         */
        public void paint(Graphics g) 
        {
                int z= p.size();
                int r=30/z;
                int yOffset=50;
                int d=(g.getClipBounds().width-z*2*r)/(z+5);
                int x = g.getClipBounds().x+ d;  // it is now aligned, so the result seem be shown at the center!! but replace it with a mathematical formula which aligns it dynamically at the center

                for (Product product : p.getPortfolio())
                {
                        g.setColor(product.getColor());
                        g.fillOval(x, g.getClipBounds().y+yOffset, 2*r, 2*r); // it also needs to became more dynamic
                        x += d;
                }

        }
}