import javax.swing.*;

import java.awt.*;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;

public class DrawDemo extends JApplet{

	private int x;
	private int y;
	private int[] xPoints;
	private int[] yPoints;
	private Graphics g;

	public void init()
	{
		getContentPane().setBackground(Color.BLACK);
		setSize(500, 500);
		xPoints = new int[6];
		yPoints = new int[6];
		addMouseListener(new GMouseListener());
		
	}
	
	public void paint(Graphics g)
	{
		super.paint(g);
		g.setColor(Color.RED);
		g.fillPolygon(xPoints, yPoints, xPoints.length);
	}
	
	private class GMouseListener extends MouseAdapter
	{
		int count = 0;
		public void mousePressed(MouseEvent e)
		{
		   System.out.println(e.getX() + ", " + e.getY());
			xPoints[count] = e.getX();
			yPoints[count] = e.getY();
			count++;
			
			if (count == 6)
				repaint();
		}

	}
}