001 /* ===========================================================
002 * JFreeChart : a free chart library for the Java(tm) platform
003 * ===========================================================
004 *
005 * (C) Copyright 2000-2005, 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 2000-2004, by Object Refinery Limited.
031 *
032 * Original Author: David Gilbert (for Object Refinery Limited);
033 * Contributor(s): -;
034 *
035 * $Id: PlotChangeEvent.java,v 1.2.2.1 2005/10/25 20:42:25 mungady Exp $
036 *
037 * Changes (from 24-Aug-2001)
038 * --------------------------
039 * 24-Aug-2001 : Added standard source header. Fixed DOS encoding problem (DG);
040 * 07-Nov-2001 : Updated header (DG);
041 * 09-Oct-2002 : Fixed errors reported by Checkstyle (DG);
042 * 17-Jan-2003 : Moved plot classes to a separate package (DG);
043 *
044 */
045
046 package org.jfree.chart.event;
047
048 import org.jfree.chart.plot.Plot;
049
050 /**
051 * An event that can be forwarded to any
052 * {@link org.jfree.chart.event.PlotChangeListener} to signal a change to a
053 * plot.
054 */
055 public class PlotChangeEvent extends ChartChangeEvent {
056
057 /** The plot that generated the event. */
058 private Plot plot;
059
060 /**
061 * Creates a new PlotChangeEvent.
062 *
063 * @param plot the plot that generated the event.
064 */
065 public PlotChangeEvent(Plot plot) {
066 super(plot);
067 this.plot = plot;
068 }
069
070 /**
071 * Returns the plot that generated the event.
072 *
073 * @return The plot that generated the event.
074 */
075 public Plot getPlot() {
076 return this.plot;
077 }
078
079 }