import java.awt.*;
import java.awt.geom.Rectangle2D;
import java.awt.image.*;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;

import javax.imageio.ImageIO;
import javax.swing.*;

public class Display extends JPanel{
	static JFrame frame = null;
	static String location;

    // Create a constructor method
    public  Display(){
        super();
    }

     public void paintComponent(Graphics g){

    	BufferedImage ap = null;
    	BufferedImage laptop = null;


    	try {
			ap = ImageIO.read(new File("/home/arosen/ap.png"));
			laptop = ImageIO.read(new File("/home/arosen/laptop.jpg"));
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
      //  g.drawLine(10,10,150,150); // Draw a line from (10,10) to (150,150)
        ImageObserver observer = null;
		g.drawImage(ap, 10,  10, 55, 60, observer);
		g.drawImage(ap, 200, 10, 55, 60, observer);
		g.drawImage(ap, 390, 10, 55, 60, observer);
		g.drawImage(ap, 580, 10, 55, 60, observer);
		g.drawImage(ap, 770, 10, 55, 60, observer);
		g.drawImage(laptop, 350, 300, 90, 80, observer);

		if(location.equals("60100")) {
			g.drawLine(30,30,390,300);
		}
		if(location.equals("60101"))
			g.drawLine(200,30,390,300);
		if(location.equals("60102"))
			g.drawLine(390,30,390,300);
		if(location.equals("60103"))
			g.drawLine(580,30,390,300);
		if(location.equals("60104"))
			g.drawLine(770,30,390,300);

    }

    public static void main(String arg[]){


    	BufferedReader in = null;

        frame = new JFrame("Wireless connection");
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.setSize(850,450);

        Display panel = new Display();
        frame.setContentPane(panel);
        frame.setVisible(true);
       while (true) {



        try {
        	Thread.sleep(400);
        	in = new BufferedReader(new FileReader("/tmp/nodes"));
        	location = in.readLine();
        	in.close();

		} catch (InterruptedException e) {
			e.printStackTrace();
		} catch (IOException e) {
		}

		 frame.repaint();


       }

     }
}