SeriesChangeListener


1   /* ======================================
2    * JFreeChart : a free Java chart library
3    * ======================================
4    *
5    * Project Info:  http://www.jfree.org/jfreechart/index.html
6    * Project Lead:  David Gilbert (david.gilbert@object-refinery.com);
7    *
8    * (C) Copyright 2000-2003, by Object Refinery Limited and Contributors.
9    *
10   * This library is free software; you can redistribute it and/or modify it under the terms
11   * of the GNU Lesser General Public License as published by the Free Software Foundation;
12   * either version 2.1 of the License, or (at your option) any later version.
13   *
14   * This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
15   * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
16   * See the GNU Lesser General Public License for more details.
17   *
18   * You should have received a copy of the GNU Lesser General Public License along with this
19   * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
20   * Boston, MA 02111-1307, USA.
21   *
22   * -------------------------
23   * SeriesChangeListener.java
24   * -------------------------
25   * (C) Copyright 2001-2003, by Object Refinery Limited.
26   *
27   * Original Author:  David Gilbert (for Object Refinery Limited);
28   * Contributor(s):   -;
29   *
30   * $Id: SeriesChangeListener.java,v 1.3 2003/06/26 09:13:49 mungady Exp $
31   *
32   * Changes
33   * -------
34   * 15-Nov-2001 : Version 1 (DG);
35   * 26-Jun-2003 : Now extends EventListener so we can use the EventListenerList mechanism (DG);
36   *
37   */
38  
39  package org.jfree.data;
40  
41  import java.util.EventListener  ;
42  
43  /**
44   * Methods for receiving notification of changes to a data series.
45   *
46   * @author David Gilbert
47   */
48  public interface SeriesChangeListener extends EventListener   {
49  
50      /**
51       * Called when an observed series changes in some way.
52       *
53       * @param event  information about the change.
54       */
55      public void seriesChanged(SeriesChangeEvent event);
56  
57  }
58
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