    001    /* ===========================================================
    002     * JFreeChart : a free chart library for the Java(tm) platform
    003     * ===========================================================
    004     *
    005     * (C) Copyright 2000-2007, 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     * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
    025     * in the United States and other countries.]
    026     *
    027     * --------------------
    028     * PlotChangeEvent.java
    029     * --------------------
    030     * (C) Copyright 2000-2007, 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     * 09-Oct-2002 : Fixed errors reported by Checkstyle (DG);
    040     * 17-Jan-2003 : Moved plot classes to a separate package (DG);
    041     *
    042     */
    043
    044    package org.jfree.chart.event;
    045
    046    import org.jfree.chart.plot.Plot;
    047
    048    /**
    049     * An event that can be forwarded to any
    050     * {@link org.jfree.chart.event.PlotChangeListener} to signal a change to a
    051     * plot.
    052     */
    053    public class PlotChangeEvent extends ChartChangeEvent {
    054
    055        /** The plot that generated the event. */
    056        private Plot plot;
    057
    058        /**
    059         * Creates a new PlotChangeEvent.
    060         *
    061         * @param plot  the plot that generated the event.
    062         */
    063        public PlotChangeEvent(Plot plot) {
    064            super(plot);
    065            this.plot = plot;
    066        }
    067
    068        /**
    069         * Returns the plot that generated the event.
    070         *
    071         * @return The plot that generated the event.
    072         */
    073        public Plot getPlot() {
    074            return this.plot;
    075        }
    076
    077    }