PlotChangeEvent.java
/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform
* ===========================================================
*
* (C) Copyright 2000-2022, by David Gilbert and Contributors.
*
* Project Info: http://www.jfree.org/jfreechart/index.html
*
* 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; either version 2.1 of the License, or
* (at your option) any later version.
*
* 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.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*
* [Oracle and Java are registered trademarks of Oracle and/or its affiliates.
* Other names may be trademarks of their respective owners.]
*
* --------------------
* PlotChangeEvent.java
* --------------------
* (C) Copyright 2000-2022, by David Gilbert.
*
* Original Author: David Gilbert;
* Contributor(s): -;
*
*/
package org.jfree.chart.event;
import org.jfree.chart.plot.Plot;
/**
* An event that can be forwarded to any
* {@link org.jfree.chart.event.PlotChangeListener} to signal a change to a
* plot.
*/
public class PlotChangeEvent extends ChartChangeEvent {
/** The plot that generated the event. */
private final Plot plot;
/**
* Creates a new PlotChangeEvent.
*
* @param plot the plot that generated the event ({@code null} not
* permitted).
*/
public PlotChangeEvent(Plot plot) {
super(plot);
this.plot = plot;
}
/**
* Returns the plot that generated the event (set in the constructor).
*
* @return The plot that generated the event.
*/
public Plot getPlot() {
return this.plot;
}
}