Stars & Stripes Forever. Assignment 3

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.RenderingHints;
import java.awt.Toolkit;
import java.awt.event.MouseEvent;
import java.awt.event.MouseMotionListener;

import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.border.BevelBorder;

// Please put your name here!

public class StarsAndStripes {
	public static void drawFlag(int stars, int stripes, java.awt.Graphics g, int x, int y, int width, int height) {
		// Background
		g.setColor(Color.white);
		g.fillRect(x, y, width, height);

		// Stripes
		int numberOfStripes = stripes;
		g.setColor(Color.red);
		int stripesHeight = (height / stripes);
		for (int count = 0; count < numberOfStripes; count++) {
			if (count % 2 == 0) {

				g.setColor(Color.red);

			} else {
				continue;
			}
			g.fillRect(x, y + (count * stripesHeight), width, stripesHeight);
		}
		// Blue Rectangle
		int redStripes = stripes / 2;
		if (stripes % 2 == 1) {
			redStripes++;
		}
		int starfieldHeight = stripesHeight * redStripes;
		int starfieldWidth = ((starfieldHeight * width) / height);

		g.setColor(Color.blue);
		g.fillRect(x, y, starfieldWidth, starfieldHeight);

		for (int columns = 1; columns < stars; columns++) {
			int rows = (stars / columns);
			if ((columns > rows) && (columns < 2 * rows)) {
				if (stars % columns == 0) {
					int starsWidth = starfieldHeight / rows;
					

					for (int y1 = 0; y1 < rows; y1 = y1 + 1) {
						for (int x1 = 0; x1 < columns; x1 = x1 + 1) {
							if ((columns > rows) && (columns < 2 * rows)) {
								
								g.setColor(Color.white);
								drawStar(g, (x + (x1 * starsWidth)), (y + (y1 * starsWidth)), starsWidth);

							}

						}
					}
				}
			}

		}
	}

	// stars
	public static void drawStar(java.awt.Graphics g, int x, int y, int size) {

		// Fill this in according to the assignment!
		g.setColor(Color.white);

		int xPointA = (x + (size / 5));
		int yPointA = (y + size);
		int xPointB = (x + (4 * (size / 5)));
		int yPointB = (y + size);
		int xPointC = (x + size);
		int yPointC = (y + (2 * (size / 5)));
		int xPointD = (x + (size / 2));
		int yPointD = (y);
		int xPointE = (x);
		int yPointE = (y + (2 * (size / 5)));

		g.drawLine(xPointA, yPointA, xPointC, yPointC);
		g.drawLine(xPointC, yPointC, xPointE, yPointE);
		g.drawLine(xPointE, yPointE, xPointB, yPointB);
		g.drawLine(xPointB, yPointB, xPointD, yPointD);
		g.drawLine(xPointD, yPointD, xPointA, yPointA);

	}

	// Only alter the "drawFlag" part of the paintComponent
	// code to call it in different ways. You can also test
	// drawing multiple flags at once!
	public static void main(String[] args) {
		JFrame window = new JFrame("Graphics window");
		window.setLocationByPlatform(true);
		final JLabel coords = new JLabel(" ");
		@SuppressWarnings("serial")
		final JPanel panel = new JPanel() {

			protected void paintComponent(Graphics gx) {
				coords.setText(" ");
				Graphics2D g = (Graphics2D) gx;
				int width = getWidth();
				int height = getHeight();
				g.setBackground(Color.GREEN); // To make sure you cover the base rectangle!
				g.clearRect(0, 0, width, height);
				g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
				g.setColor(Color.BLACK);

				// You could alter this code to try different flags!
				drawFlag(15, 13, g, 0, 0, width / 2, height / 2); // upper left
				drawFlag(20, 14, g, width / 2, 0, width / 2, height / 2); // upper right
				drawFlag(24, 15, g, 0, height / 2, width / 2, height / 2); // lower left
				drawFlag(48, 16, g, width / 2, height / 2, width / 2, height / 2); // lower right
			}
		};
		panel.addMouseMotionListener(new MouseMotionListener() {

			@Override
			public void mouseDragged(MouseEvent e) {
				// TODO Auto-generated method stub

			}

			@Override
			public void mouseMoved(MouseEvent e) {
				coords.setText(e.getX() + ", " + e.getY());
			}

		});
		window.setLayout(new BorderLayout());
		Dimension d = Toolkit.getDefaultToolkit().getScreenSize();
		window.setSize(d.width / 2, d.height / 2);

		JPanel coordPanel = new JPanel();
		coordPanel.setLayout(new BorderLayout());
		coordPanel.setBorder(new BevelBorder(BevelBorder.LOWERED));
		window.add(coordPanel, BorderLayout.SOUTH);
		coordPanel.add(coords, BorderLayout.WEST);

		window.setBackground(Color.WHITE); // To make sure you cover the base rectangle!
		panel.setBackground(Color.BLACK);
		window.add(panel, BorderLayout.CENTER);
		// window.setContentPane(panel);
		window.setVisible(true);
		window.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
	}

}