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[vlc] / bindings / java / core / src / main / java / org / videolan / jvlc / event / MediaInstanceCallback.java
1 /*****************************************************************************
2  * MediaInstancePlayCallback.java: VLC Java Bindings
3  *****************************************************************************
4  * Copyright (C) 1998-2008 the VideoLAN team
5  *
6  * Authors: Filippo Carone <filippo@carone.org>
7  *
8  *
9  * $Id $
10  *
11  * This program is free software; you can redistribute it and/or modify
12  * it under the terms of the GNU General Public License as published by
13  * the Free Software Foundation; either version 2 of the License, or
14  * (at your option) any later version.
15  *
16  * This program is distributed in the hope that it will be useful,
17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19  * GNU General Public License for more details.
20  *
21  * You should have received a copy of the GNU General Public License
22  * along with this program; if not, write to the Free Software
23  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
24  *****************************************************************************/
25
26 package org.videolan.jvlc.event;
27
28 import org.videolan.jvlc.MediaInstance;
29 import org.videolan.jvlc.internal.LibVlc;
30 import org.videolan.jvlc.internal.LibVlcEventType;
31 import org.videolan.jvlc.internal.LibVlc.LibVlcCallback;
32 import org.videolan.jvlc.internal.LibVlc.libvlc_event_t;
33 import org.videolan.jvlc.internal.LibVlc.media_player_time_changed;
34
35 import com.sun.jna.Pointer;
36
37
38 public class MediaInstanceCallback implements LibVlcCallback
39 {
40
41     private MediaInstanceListener listener;
42     private MediaInstance mediaInstance;
43
44     public MediaInstanceCallback(MediaInstance mediaInstance, MediaInstanceListener listener)
45     {
46         this.mediaInstance = mediaInstance;
47         this.listener = listener;
48     }
49     /**
50      * {@inheritDoc}
51      */
52     public void callback(libvlc_event_t libvlc_event, Pointer userData)
53     {
54         if (libvlc_event.type == LibVlcEventType.libvlc_MediaPlayerPlayed.ordinal())
55         {
56             listener.played(mediaInstance);
57         }
58         else if (libvlc_event.type == LibVlcEventType.libvlc_MediaPlayerPaused.ordinal())
59         {
60             listener.paused(mediaInstance);
61         }
62         else if (libvlc_event.type == LibVlcEventType.libvlc_MediaPlayerEndReached.ordinal())
63         {
64             listener.endReached(mediaInstance);
65         }
66         else if (libvlc_event.type == LibVlcEventType.libvlc_MediaPlayerPositionChanged.ordinal())
67         {
68             listener.positionChanged(mediaInstance);
69         }
70         else if (libvlc_event.type == LibVlcEventType.libvlc_MediaPlayerTimeChanged.ordinal())
71         {
72             libvlc_event.event_type_specific.setType(LibVlc.media_player_time_changed.class);
73             LibVlc.media_player_time_changed timeChanged = (media_player_time_changed) libvlc_event.event_type_specific
74                 .readField("media_player_time_changed");
75             listener.timeChanged(mediaInstance, timeChanged.new_time);
76         }
77         else
78         {
79             throw new RuntimeException("Unsupported event error. Event id: " + libvlc_event.type);
80         }
81     }
82 }