//
// DisplayListener.java
//

/*
VisAD system for interactive analysis and visualization of numerical
data.  Copyright (C) 1996 - 2017 Bill Hibbard, Curtis Rueden, Tom
Rink, Dave Glowacki, Steve Emmerson, Tom Whittaker, Don Murray, and
Tommy Jasmin.

This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
Library General Public License for more details.

You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
MA 02111-1307, USA
*/

package visad;

import java.util.EventListener;
import java.rmi.*;

/**
   DisplayListener is the EventListener interface for
   DisplayEvents.

*/
public interface DisplayListener extends EventListener {

  /**
   * send a DisplayEvent to this DisplayListener
   * @param e DisplayEvent to send
   * @throws VisADException a VisAD error occurred
   * @throws RemoteException an RMI error occurred
   */
  void displayChanged(DisplayEvent e)
         throws VisADException, RemoteException;

}