/**
 *                    
 * @author greg (at) myrobotlab.org
 *  
 * This file is part of MyRobotLab (http://myrobotlab.org).
 *
 * MyRobotLab is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2 of the License, or
 * (at your option) any later version (subject to the "Classpath" exception
 * as provided in the LICENSE.txt file that accompanied this code).
 *
 * MyRobotLab is distributed in the hope that it will be useful or fun,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * All libraries in thirdParty bundle are subject to their own license
 * requirements - please refer to http://myrobotlab.org/libraries for 
 * details.
 * 
 * Enjoy !
 * 
 * */

package org.myrobotlab.control;

import java.awt.BorderLayout;
import java.awt.GridLayout;

import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTabbedPane;
import javax.swing.JTextField;
import javax.swing.SwingUtilities;

import org.myrobotlab.framework.Status;
import org.myrobotlab.image.SerializableImage;
import org.myrobotlab.service.GUIService;
import org.myrobotlab.service.Tracking;

public class TrackingGUI extends ServiceGUI {

  static final long serialVersionUID = 1L;
  JLabel cnt = new JLabel("0");
  JLabel latency = new JLabel("0");
  JTextField status = new JTextField("", 20);
  JLabel xp = new JLabel("0");
  JLabel xi = new JLabel("0");
  JLabel xd = new JLabel("0");
  JLabel yp = new JLabel("0");
  JLabel yi = new JLabel("0");
  JLabel yd = new JLabel("0");

  VideoWidget video0 = null;

  public TrackingGUI(final String boundServiceName, final GUIService myService, final JTabbedPane tabs) {
    super(boundServiceName, myService, tabs);
  }

  @Override
  public void attachGUI() {
    subscribe("publishState", "getState", Tracking.class);
    subscribe("publishStatus", "setStatus", String.class);
    subscribe("publishFrame", "displayFrame", SerializableImage.class);
    video0.attachGUI(); // default attachment
  }

  @Override
  public void detachGUI() {
    unsubscribe("publishState", "getState", Tracking.class);
    unsubscribe("publishStatus", "setStatus", String.class);
    unsubscribe("publishFrame", "displayFrame", SerializableImage.class);
    video0.detachGUI(); // default attachment

  }

  public void displayFrame(SerializableImage img) {
    video0.displayFrame(img);
  }

  public VideoWidget getLocalDisplay() {
    // TODO Auto-generated method stub
    return video0; // else return video1
  }

  public void getState(final Tracking tracker) {
    SwingUtilities.invokeLater(new Runnable() {
      @Override
      public void run() {

        cnt.setText(String.format("%d ", tracker.cnt));
        latency.setText(String.format("%d ms", tracker.latency));
      }
    });
  }

  @Override
  public void init() {
    video0 = new VideoWidget(boundServiceName, myService, tabs, false);
    video0.init();
    // video0.allowFork = true;

    status.setEditable(false);

    JPanel p = new JPanel(new GridLayout(0, 2));
    p.add(new JLabel("cnt "));
    p.add(cnt);
    p.add(new JLabel("latency "));
    p.add(latency);
    p.add(new JLabel("xp "));
    p.add(xp);
    p.add(new JLabel("xi "));
    p.add(xi);
    p.add(new JLabel("xd "));
    p.add(xd);

    p.add(new JLabel("yp "));
    p.add(yp);
    p.add(new JLabel("yi "));
    p.add(yi);
    p.add(new JLabel("yd "));
    p.add(yd);

    display.setLayout(new BorderLayout());
    display.add(video0.getDisplay(), BorderLayout.CENTER);
    display.add(p, BorderLayout.EAST);
    display.add(status, BorderLayout.SOUTH);
  }

  public void setStatus(final Status newStatus) {
    // SwingUtilities.invokeLater(new Runnable() {
    // public void run() {
    status.setText(String.format("%s %s", newStatus.level, newStatus.detail)); // JTextArea
    // is
    // thread
    // safe
    // }
    // });
  }

  public void setStatus(final String newStatus) {
    // SwingUtilities.invokeLater(new Runnable() {
    // public void run() {
    status.setText(newStatus); // JTextArea is thread safe
    // }
    // });
  }

}