/*
 *    GeoTools - OpenSource mapping toolkit
 *    http://geotools.org
 *    (C) 2003-2006, Geotools Project Managment Committee (PMC)
 *    (C) 2001, Institut de Recherche pour le Développement
 *
 *    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.
 */
package org.geotools.gui.swing.event;

// Events
import java.util.EventListener;


/**
 * Defines an object which listens for zoom change events. Zoom changes
 * are indicated by an {@link java.awt.geom.AffineTransform}.
 *
 * @since 2.0
 * @source $URL: http://svn.geotools.org/geotools/tags/2.4.1/modules/extension/widgets-swing/src/main/java/org/geotools/gui/swing/event/ZoomChangeListener.java $
 * @version $Id: ZoomChangeListener.java 22482 2006-10-31 02:58:00Z desruisseaux $
 * @author Martin Desruisseaux
 */
public interface ZoomChangeListener extends EventListener {
    /**
     * Invoked when a zoom changes.
     */
    public abstract void zoomChanged(final ZoomChangeEvent event);
}
