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 }