1 /*****************************************************************************
2 * Virtual Mockup for Machine Vision
3 * Copyright (C) 2001-2003 Fabio R. de Miranda, João E. Kogler Jr.,
4 * Carlos S. Santos.
5 * Virtual Mockup for Machine Vision Project funded by SENAC-SP
6 *
7 * Permission is granted to redistribute and/or modify this
8 * software under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * This software is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License (http://www.gnu.org/copyleft/lesser.html)
16 * for more details.
17 *
18 *****************************************************************************/
19
20 package camera3d;
21
22
23 import camera3d.event.VcObjectEvent;
24
25 /***
26 * Interface that should be implemented by objects interested in getting notified of
27 * changes made to one VcObject. The VcObjectChangeListener must register itself with
28 * the VcObject of interest before it can receive notifications of changes.
29 *
30 * @author Fábio Roberto de Miranda
31 * @version 1.0
32 * @see VcObject
33 * @see VcObjectEvent
34 */
35 public interface VcObjectChangeListener {
36 /***
37 * Method invoked when a VcObject has its internal state changed. This method
38 * should only be called by concrete VcObjects inside their notification loop.
39 * @param event Contains information about the change made to VcObject
40 */
41 public void vcObjectChanged(VcObjectEvent event);
42 }
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