    001    /* ===========================================================
    002     * JFreeChart : a free chart library for the Java(tm) platform
    003     * ===========================================================
    004     *
    005     * (C) Copyright 2000-2011, by Object Refinery Limited and Contributors.
    006     *
    007     * Project Info:  http://www.jfree.org/jfreechart/index.html
    008     *
    009     * This library is free software; you can redistribute it and/or modify it
    010     * under the terms of the GNU Lesser General Public License as published by
    011     * the Free Software Foundation; either version 2.1 of the License, or
    012     * (at your option) any later version.
    013     *
    014     * This library is distributed in the hope that it will be useful, but
    015     * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
    016     * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
    017     * License for more details.
    018     *
    019     * You should have received a copy of the GNU Lesser General Public
    020     * License along with this library; if not, write to the Free Software
    021     * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
    022     * USA.
    023     *
    024     * [Oracle and Java are registered trademarks of Oracle and/or its affiliates.
    025     * Other names may be trademarks of their respective owners.]
    026     *
    027     * --------------------
    028     * AxisChangeEvent.java
    029     * --------------------
    030     * (C) Copyright 2000-2008, by Object Refinery Limited.
    031     *
    032     * Original Author:  David Gilbert (for Object Refinery Limited);
    033     * Contributor(s):   -;
    034     *
    035     * Changes (from 24-Aug-2001)
    036     * --------------------------
    037     * 24-Aug-2001 : Added standard source header. Fixed DOS encoding problem (DG);
    038     * 07-Nov-2001 : Updated header (DG);
    039     * 14-Oct-2002 : Now extends EventListener (DG);
    040     *
    041     */
    042
    043    package org.jfree.chart.event;
    044
    045    import java.util.EventListener;
    046
    047    /**
    048     * The interface that must be supported by classes that wish to receive
    049     * notification of changes to an axis.
    050     * <P>
    051     * The Plot class implements this interface, and automatically registers with
    052     * its axes (if any). Any axis changes are passed on by the plot as a plot
    053     * change event.  This is part of the notification mechanism that ensures that
    054     * charts are redrawn whenever changes are made to any chart component.
    055     *
    056     */
    057    public interface AxisChangeListener extends EventListener {
    058
    059        /**
    060         * Receives notification of an axis change event.
    061         *
    062         * @param event  the event.
    063         */
    064        public void axisChanged(AxisChangeEvent event);
    065
    066    }