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
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
|
/* gcompris - gc-sound-mixer.h
*
* Copyright (C) 2006 Yves Combe
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __GC_SOUND_MIXER_H__
#define __GC_SOUND_MIXER_H__
#include <glib-object.h>
G_BEGIN_DECLS
/*
* Main interface structure
*/
typedef struct _GCSoundMixer GCSoundMixer;
typedef struct _GCSoundMixerIface GCSoundMixerIface;
G_END_DECLS
#include <gc-sound-channel.h>
#include <gc-sound-item.h>
G_BEGIN_DECLS
/*
* Type checking and casting macros
*/
#define GC_TYPE_SOUND_MIXER (gc_sound_mixer_get_type())
#define GC_SOUND_MIXER(obj) G_TYPE_CHECK_INSTANCE_CAST((obj), GC_TYPE_SOUND_MIXER, GCSoundMixer)
#define GC_IS_SOUND_MIXER(obj) G_TYPE_CHECK_INSTANCE_TYPE((obj), GC_TYPE_SOUND_MIXER)
#define GC_SOUND_MIXER_GET_CLASS(obj) G_TYPE_INSTANCE_GET_INTERFACE((obj), GC_TYPE_SOUND_MIXER, GCSoundMixerIface)
GType gc_sound_mixer_get_type(void);
void _gc_sound_mixer_install_property (GObjectClass* go_class,
gboolean device_id);
gboolean gc_sound_mixer_open_audio (GCSoundMixer * self);
gboolean gc_sound_mixer_close_audio (GCSoundMixer * self);
GCSoundChannel * gc_sound_mixer_new_channel (GCSoundMixer * self);
gboolean gc_sound_mixer_pause (GCSoundMixer * self);
gboolean gc_sound_mixer_resume (GCSoundMixer * self);
gboolean gc_sound_mixer_halt (GCSoundMixer * self);
gboolean gc_sound_mixer_pause_channel (GCSoundMixer * self, GCSoundChannel * channel);
gboolean gc_sound_mixer_resume_channel (GCSoundMixer * self, GCSoundChannel * channel);
gboolean gc_sound_mixer_halt_channel (GCSoundMixer * self, GCSoundChannel * channel);
gboolean gc_sound_mixer_play_item (GCSoundMixer * self, GCSoundChannel * channel, GCSoundItem *item);
struct _GCSoundMixerIface {
GTypeInterface base_iface;
/* vtable */
gboolean (* open_audio) (GCSoundMixer * self);
gboolean (* close_audio) (GCSoundMixer * self);
GCSoundChannel * (* new_channel) (GCSoundMixer * self);
gboolean (* pause) (GCSoundMixer * self);
gboolean (* resume) (GCSoundMixer * self);
gboolean (* halt) (GCSoundMixer * self);
gboolean (* pause_channel) (GCSoundMixer * self,
GCSoundChannel * channel);
gboolean (* resume_channel) (GCSoundMixer * self,
GCSoundChannel * channel);
gboolean (* halt_channel) (GCSoundMixer * self,
GCSoundChannel * channel);
gboolean (* play_item) (GCSoundMixer * self,
GCSoundChannel * channel,
GCSoundItem *item);
};
G_END_DECLS
#endif
|
