/* ===========================================================

 * JFreeChart : a free chart library for the Java(tm) platform

 * ===========================================================

 *

 * (C) Copyright 2000-2004, by Object Refinery Limited and Contributors.

 *

 * Project Info:  http://www.jfree.org/jfreechart/index.html

 *

 * This library is free software; you can redistribute it and/or modify it under the terms

 * of the GNU Lesser General Public License as published by the Free Software Foundation;

 * either version 2.1 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 Lesser General Public License for more details.

 *

 * You should have received a copy of the GNU Lesser 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.

 *

 * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 

 * in the United States and other countries.]

 *

 * -------------------------

 * LegendChangeListener.java

 * -------------------------

 * (C) Copyright 2000-2004, by Object Refinery Limited.

 *

 * Original Author:  David Gilbert (for Object Refinery Limited);

 * Contributor(s):   -;

 *

 * $Id: LegendChangeListener.java,v 1.1 2004/08/31 14:33:49 mungady Exp $

 *

 * Changes (from 24-Aug-2001)

 * --------------------------

 * 24-Aug-2001 : Added standard source header. Fixed DOS encoding problem (DG);

 * 07-Nov-2001 : Updated header (DG);

 * 09-Oct-2002 : Fixed errors reported by Checkstyle (DG);

 * 14-Oct-2002 : Now extends EventListener (DG);

 *

 */



package org.jfree.chart.event;



import java.util.EventListener;



/**

 * The interface that must be supported by classes that wish to receive

 * notification of changes to a chart legend.

 *

 */

public interface LegendChangeListener extends EventListener {



    /**

     * Receives notification of a chart legend change event.

     *

     * @param event  the event.

     */

    public void legendChanged(LegendChangeEvent event);



}

