?? chartmouseevent.java
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/* ======================================
* JFreeChart : a free Java chart library
* ======================================
*
* Project Info: http://www.jfree.org/jfreechart/index.html
* Project Lead: David Gilbert (david.gilbert@object-refinery.com);
*
* (C) Copyright 2000-2003, by Object Refinery Limited and Contributors.
*
* 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., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307, USA.
*
* --------------------
* ChartMouseEvent.java
* --------------------
* (C) Copyright 2002, 2003, by Object Refinery Limited and Contributors.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): Alex Weber;
*
* $Id: ChartMouseEvent.java,v 1.3 2003/06/12 16:53:57 mungady Exp $
*
* Changes
* -------
* 27-May-2002 : Version 1, incorporating code and ideas by Alex Weber (DG);
* 13-Jun-2002 : Added Javadoc comments (DG);
* 26-Sep-2002 : Fixed errors reported by Checkstyle (DG);
* 05-Nov-2002 : Added a reference to the source chart (DG);
*
*/
package org.jfree.chart;
import java.awt.event.MouseEvent;
import org.jfree.chart.entity.ChartEntity;
/**
* A mouse event for a chart that is displayed in a ChartPanel.
*
* @author David Gilbert
*/
public class ChartMouseEvent {
/** The chart that the mouse event relates to. */
private JFreeChart chart;
/** The Java mouse event that triggered this event. */
private MouseEvent trigger;
/** The chart entity (if any). */
private ChartEntity entity;
/**
* Constructs a new event.
*
* @param chart the source chart.
* @param trigger the mouse event that triggered this event.
* @param entity the chart entity (if any) under the mouse point.
*/
public ChartMouseEvent(JFreeChart chart, MouseEvent trigger, ChartEntity entity) {
this.chart = chart;
this.trigger = trigger;
this.entity = entity;
}
/**
* Returns the chart that the mouse event relates to.
*
* @return the chart.
*/
public JFreeChart getChart() {
return this.chart;
}
/**
* Returns the mouse event that triggered this event.
*
* @return the event.
*/
public MouseEvent getTrigger() {
return this.trigger;
}
/**
* Returns the chart entity (if any) under the mouse point.
*
* @return the chart entity.
*/
public ChartEntity getEntity() {
return this.entity;
}
}
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