/* ===========================================================
 
* JFreeChart : a free chart library for the Java(tm) platform
 
* ===========================================================
 
*
 
* (C) Copyright 2000-2016, by Object Refinery Limited 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.]
 
*
 
* ---------------------
 
* ChartChangeEvent.java
 
* ---------------------
 
* (C) Copyright 2000-2008, by Object Refinery Limited.
 
*
 
* Original Author:
  
David Gilbert (for Object Refinery Limited);
 
* Contributor(s):
   
-;
 
*
 
* Changes (from 24-Aug-2001)
 
* --------------------------
 
* 24-Aug-2001 : Added standard source header. Fixed DOS encoding problem (DG);
 
* 07-Nov-2001 : Updated header (DG);
 
*
               
Change event type names (DG);
 
* 09-Oct-2002 : Fixed errors reported by Checkstyle (DG);
 
* 18-Feb-2005 : Changed the type from int to ChartChangeEventType (DG);
 
*
 
*/

package org.jfree.chart.event;

import java.util.EventObject;

import org.jfree.chart.JFreeChart;

/**
 
* A change event that encapsulates information about a change to a chart.
 
*/

public class ChartChangeEvent extends EventObject {

    
/** The type of event. */
    
private ChartChangeEventType type;

    
/** The chart that generated the event. */
    
private JFreeChart chart;

    
/**
     
* Creates a new chart change event.
     
*
     
* @param source
  
the source of the event (could be the chart, a title,
     
*
                
an axis etc.)
     
*/

    
public ChartChangeEvent(Object source) {
        
this(source, null, ChartChangeEventType.GENERAL);
    
}

    
/**
     
* Creates a new chart change event.
     
*
     
* @param source
  
the source of the event (could be the chart, a title, an
     
*
                
axis etc.)
     
* @param chart
  
the chart that generated the event.
     
*/

    
public ChartChangeEvent(Object source, JFreeChart chart) {
        
this(source, chart, ChartChangeEventType.GENERAL);
    
}

    
/**
     
* Creates a new chart change event.
     
*
     
* @param source
  
the source of the event (could be the chart, a title, an
                      
axis etc.)
     
* @param chart
  
the chart that generated the event.
     
* @param type
  
the type of event.
     
*/

    
public ChartChangeEvent(Object source, JFreeChart chart,
                            
ChartChangeEventType type) {
        
super(source);
        
this.chart = chart;
        
this.type = type;
    
}

    
/**
     
* Returns the chart that generated the change event.
     
*
     
* @return The chart that generated the change event.
     
*/

    
public JFreeChart getChart() {
        
return this.chart;
    
}

    
/**
     
* Sets the chart that generated the change event.
     
*
     
* @param chart
  
the chart that generated the event.
     
*/

    
public void setChart(JFreeChart chart) {
        
this.chart = chart;
    
}

    
/**
     
* Returns the event type.
     
*
     
* @return The event type.
     
*/

    
public ChartChangeEventType getType() {
        
return this.type;
    
}

    
/**
     
* Sets the event type.
     
*
     
* @param type
  
the event type.
     
*/

    
public void setType(ChartChangeEventType type) {
        
this.type = type;
    
}

}