01: /* ===========================================================
02: * JFreeChart : a free chart library for the Java(tm) platform
03: * ===========================================================
04: *
05: * (C) Copyright 2000-2007, by Object Refinery Limited and Contributors.
06: *
07: * Project Info: http://www.jfree.org/jfreechart/index.html
08: *
09: * 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: * ChartMouseListener.java
29: * -----------------------
30: * (C) Copyright 2002-2007, by Object Refinery Limited and Contributors.
31: *
32: * Original Author: David Gilbert (for Object Refinery Limited);
33: * Contributor(s): Alex Weber;
34: *
35: * $Id: ChartMouseListener.java,v 1.2.2.3 2007/05/24 09:30:37 mungady Exp $
36: *
37: * Changes
38: * -------
39: * 27-May-2002 : Version 1, incorporating code and ideas by Alex Weber (DG);
40: * 13-Jun-2002 : Added Javadocs (DG);
41: * 26-Sep-2002 : Fixed errors reported by Checkstyle (DG);
42: * 23-Nov-2005 : Now extends EventListener (DG);
43: * ------------- JFREECHART 1.0.x ---------------------------------------------
44: * 24-May-2007 : Updated API docs (DG);
45: *
46: */
47:
48: package org.jfree.chart;
49:
50: import java.util.EventListener;
51:
52: /**
53: * The interface that must be implemented by classes that wish to receive
54: * {@link ChartMouseEvent} notifications from a {@link ChartPanel}.
55: *
56: * @see ChartPanel#addChartMouseListener(ChartMouseListener)
57: */
58: public interface ChartMouseListener extends EventListener {
59:
60: /**
61: * Callback method for receiving notification of a mouse click on a chart.
62: *
63: * @param event information about the event.
64: */
65: void chartMouseClicked(ChartMouseEvent event);
66:
67: /**
68: * Callback method for receiving notification of a mouse movement on a
69: * chart.
70: *
71: * @param event information about the event.
72: */
73: void chartMouseMoved(ChartMouseEvent event);
74:
75: }
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