#FORMAT java
package nl.tue.id.dps.swing;

import nl.tue.id.dps.TimedPresentation;
import java.util.Date;
import java.net.URL;
import nl.tue.id.dps.PresentationEvent;

/**
 * <p>Title: ITML</p>
 *
 * <p>Description: Distributed Media Extension to X-Smiles</p>
 *
 * <p>Copyright: Copyright (c) 2004</p>
 *
 * <p>Company: ID, TU/e</p>
 *
 * @author HU, Jun
 * @version 1.0
 */
public class TemperatureTimedPresentation
    extends TimedPresentation implements BallListener {

  static BallFrame ball = new BallFrame();
  String temperature = "cold";

  public TemperatureTimedPresentation() {

  }

  protected void create(URL src) {
    temperature = removeExtension(getFileName(src));
    if(!ball.isVisible()){
      ball.pack();
      ball.cold();
      ball.show();
     }
  }

  protected void destroy() {
  }

  protected void pause() {
  }

  protected void start() {
    ball.addBallListener(this);

    if(temperature.equals("cold")){
      ball.cold();
    }
    else if(temperature.equals("warm")){
      ball.warm();
    }
    else if(temperature.equals("warmer")){
      ball.warmer();
    }
    else if(temperature.equals("warmest")){
      ball.warmest();
    }
  }

  protected void stop() {
    ball.removeBallListener(this);
  }

  protected boolean couldBePaused() {
    return false;
  }

  private String getFileName(final URL url) {
    final String file = url.getFile();
    final int last = file.lastIndexOf("/");
    if (last < 0) {
      return file;
    }
    return file.substring(last + 1);
  }

  private String removeExtension(final String filename) {
    final int index = filename.lastIndexOf('.');

    if ( -1 == index) {
      return filename;
    }
    else {
      return filename.substring(0, index);
    }
  }

  public void becomeWarm() {
    this.fireEvent(new PresentationEvent("temperature","warm"));
  }

  public void becomeCold() {
    this.fireEvent(new PresentationEvent("temperature","cold"));
  }

  public void becomeWarmer() {
    this.fireEvent(new PresentationEvent("temperature","warmer"));
  }

  public void becomeWarmest() {
    this.fireEvent(new PresentationEvent("temperature","warmest"));
  }

}