1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
|
/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#ifndef BACKENDS_AUDIOCD_DEFAULT_H
#define BACKENDS_AUDIOCD_DEFAULT_H
#include "backends/audiocd/audiocd.h"
#include "audio/mixer.h"
namespace Common {
class String;
} // End of namespace Common
/**
* The default audio cd manager. Implements emulation of audio cd playback.
*/
class DefaultAudioCDManager : public AudioCDManager {
public:
DefaultAudioCDManager();
virtual ~DefaultAudioCDManager();
virtual bool open();
virtual void close();
virtual bool play(int track, int numLoops, int startFrame, int duration, bool onlyEmulate = false,
Audio::Mixer::SoundType soundType = Audio::Mixer::kMusicSoundType);
virtual void stop();
virtual bool isPlaying() const;
virtual void setVolume(byte volume);
virtual void setBalance(int8 balance);
virtual void update();
virtual Status getStatus() const; // Subclasses should override for better status results
protected:
/**
* Open a CD using the cdrom config variable
*/
bool openRealCD();
/**
* Open a CD using the specified drive index
* @param drive The index of the drive
* @note The index is implementation-defined, but 0 is always the best choice
*/
virtual bool openCD(int drive) { return false; }
/**
* Open a CD from a specific drive
* @param drive The name of the drive/path
* @note The drive parameter is platform-specific
*/
virtual bool openCD(const Common::String &drive) { return false; }
Audio::SoundHandle _handle;
bool _emulating;
Status _cd;
Audio::Mixer *_mixer;
};
#endif
|
