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Java > Open Source Codes > org > jfree > experimental > chart > plot > dial > DialLayerChangeEvent


1 /* ===========================================================
2  * JFreeChart : a free chart library for the Java(tm) platform
3  * ===========================================================
4  *
5  * (C) Copyright 2000-2006, by Object Refinery Limited and Contributors.
6  *
7  * Project Info: http://www.jfree.org/jfreechart/index.html
8  *
9  * This library is free software; you can redistribute it and/or modify it
10  * under the terms of the GNU Lesser General Public License as published by
11  * the Free Software Foundation; either version 2.1 of the License, or
12  * (at your option) any later version.
13  *
14  * This library is distributed in the hope that it will be useful, but
15  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
16  * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
17  * License for more details.
18  *
19  * You should have received a copy of the GNU Lesser General Public
20  * License along with this library; if not, write to the Free Software
21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
22  * USA.
23  *
24  * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
25  * in the United States and other countries.]
26  *
27  * -------------------------
28  * DialLayerChangeEvent.java
29  * -------------------------
30  * (C) Copyright 2006, by Object Refinery Limited.
31  *
32  * Original Author: David Gilbert (for Object Refinery Limited);
33  * Contributor(s): -;
34  *
35  * $Id: DialLayerChangeEvent.java,v 1.1.2.1 2006/11/06 16:26:06 mungady Exp $
36  *
37  * Changes
38  * -------
39  * 06-Nov-2006 : Version 1 (DG);
40  *
41  */
42
43 package org.jfree.experimental.chart.plot.dial;
44
45 import org.jfree.chart.event.ChartChangeEvent;
46
47 /**
48  * An event that can be forwarded to any {@link DialLayerChangeListener} to
49  * signal a change to a {@link DialLayer}.
50  */
51 public class DialLayerChangeEvent extends ChartChangeEvent {
52
53     /** The dial layer that generated the event. */
54     private DialLayer layer;
55
56     /**
57      * Creates a new instance.
58      *
59      * @param layer the dial layer that generated the event.
60      */
61     public DialLayerChangeEvent(DialLayer layer) {
62         super(layer);
63         this.layer = layer;
64     }
65
66     /**
67      * Returns the layer that generated the event.
68      *
69      * @return The layer that generated the event.
70      */
71     public DialLayer getDialLayer() {
72         return this.layer;
73     }
74
75 }
76
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