/*
 *    Geotoolkit.org - An Open Source Java GIS Toolkit
 *    http://www.geotoolkit.org
 *
 *    (C) 2001-2012, Open Source Geospatial Foundation (OSGeo)
 *    (C) 2009-2012, Geomatys
 *
 *    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;
 *    version 2.1 of the License.
 *
 *    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.geotoolkit.gui.swing.event;

import java.util.EventListener;


/**
 * Listener for zoom change events. Zoom changes are indicated by an
 * {@link java.awt.geom.AffineTransform}.
 *
 * @author Martin Desruisseaux (IRD)
 * @version 3.00
 *
 * @since 2.0
 * @module
 */
public interface ZoomChangeListener extends EventListener {
    /**
     * Invoked when a zoom changed.
     *
     * @param event The change in zoom scale, translation, rotation, <i>etc.</i>
     */
    void zoomChanged(ZoomChangeEvent event);
}