/**
   @version 1.00 2019-04-04
   @author Agustín J. González
*/

import java.awt.*;
import java.awt.geom.*;
//import java.util.*;
import java.awt.event.*;
import javax.swing.*;

public class MyOwnGraphicsObject {  
   public static void main(String[] args) {
      Semaforo3 sem = new Semaforo3(6,3);
      MyOwnPanel panel = new MyOwnPanel(sem);
      Controlador controlador = new Controlador(sem, panel);

      SwingUtilities.invokeLater(new Runnable() { // implementación Swing recomendada
         public void run() {
            MyOwnFrame frame = new MyOwnFrame(panel);
            frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
            frame.setVisible(true);
         } // run ends
      });
      
      controlador.manageTraffic();
   }
}

class Controlador {
   public Controlador(Semaforo3 s, JPanel p) {
      sem = s;
      panel = p;
   }
   public void manageTraffic(){
      while (true) {
         try {
            sem.turnStop();
            panel.repaint();
            Thread.sleep(4000);
            sem.turnTransition();
            panel.repaint();
            Thread.sleep(sem.getTransitionTime()*1000);
         } catch (InterruptedException e){
            System.out.println(e);
         }
      }
   }
   private Semaforo3 sem;
   private JPanel panel;
}
/**
   A frame with a panel for a simple graphics object
*/
class MyOwnFrame extends JFrame  {
   public MyOwnFrame(JPanel panel) {
      setTitle("MyOwnGraphcisObject");
      setSize(DEFAULT_WIDTH, DEFAULT_HEIGHT);

      // add panel to frame
      Container contentPane = getContentPane();
      contentPane.add(panel);
   }

   public static final int DEFAULT_WIDTH = 200;
   public static final int DEFAULT_HEIGHT = 300;  
}

/**
   A panel for a simple graphics object.
*/
class MyOwnPanel extends JPanel  { 
   public MyOwnPanel(Semaforo3 s) {  
      sem = s;
      setFocusable(true);
   }

   public void paintComponent(Graphics g)   {  
      super.paintComponent(g);
      Graphics2D g2 = (Graphics2D)g;
      sem.paint_view(g2);
   }

   private Semaforo3 sem;
}