460b9539 |
1 | /* |
2 | * This file is part of DisOrder. |
3 | * Copyright (C) 2004, 2005, 2006 Richard Kettlewell |
4 | * |
5 | * This program is free software; you can redistribute it and/or modify |
6 | * it under the terms of the GNU General Public License as published by |
7 | * the Free Software Foundation; either version 2 of the License, or |
8 | * (at your option) any later version. |
9 | * |
10 | * This program is distributed in the hope that it will be useful, but |
11 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 | * General Public License for more details. |
14 | * |
15 | * You should have received a copy of the GNU General Public License |
16 | * along with this program; if not, write to the Free Software |
17 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 |
18 | * USA |
19 | */ |
20 | |
21 | #ifndef PLAY_H |
22 | #define PLAY_H |
23 | |
24 | extern struct queue_entry *playing; /* playing track or 0 */ |
25 | extern int paused; /* non-0 if paused */ |
26 | |
27 | void play(ev_source *ev); |
28 | /* try to play something, if playing is enabled and nothing is playing |
29 | * already */ |
30 | |
31 | int playing_is_enabled(void); |
32 | /* return true iff playing is enabled */ |
33 | |
34 | void enable_playing(const char *who, ev_source *ev); |
35 | /* enable playing */ |
36 | |
37 | void disable_playing(const char *who); |
38 | /* disable playing. */ |
39 | |
40 | int random_is_enabled(void); |
41 | /* return true iff random play is enabled */ |
42 | |
43 | void enable_random(const char *who, ev_source *ev); |
44 | /* enable random play */ |
45 | |
46 | void disable_random(const char *who); |
47 | /* disable random play */ |
48 | |
49 | void scratch(const char *who, const char *id); |
50 | /* scratch the playing track. @who@ identifies the scratcher. @id@ is |
51 | * the ID or a null pointer. */ |
52 | |
53 | void quitting(ev_source *ev); |
54 | /* called to terminate current track and shut down speaker process |
55 | * when quitting */ |
56 | |
57 | void speaker_setup(ev_source *ev); |
58 | /* set up the speaker subprocess */ |
59 | |
60 | void speaker_reload(void); |
61 | /* Tell the speaker process to reload its configuration. */ |
62 | |
63 | int pause_playing(const char *who); |
64 | /* Pause the current track. Return 0 on success, -1 on error. WHO |
65 | * can be 0. */ |
66 | |
67 | void resume_playing(const char *who); |
68 | /* Resume after a pause. WHO can be 0. */ |
69 | |
70 | int prepare(ev_source *ev, |
71 | struct queue_entry *q); |
72 | /* Prepare to play Q */ |
73 | |
74 | void abandon(ev_source *ev, |
75 | struct queue_entry *q); |
76 | /* Abandon a possibly-prepared track. */ |
77 | |
78 | int add_random_track(void); |
79 | /* If random play is enabled then try to add a track to the queue. On success |
80 | * (including deliberartely doing nothing) return 0. On error return -1. */ |
81 | |
82 | #endif /* PLAY_H */ |
83 | |
84 | /* |
85 | Local Variables: |
86 | c-basic-offset:2 |
87 | comment-column:40 |
88 | fill-column:79 |
89 | End: |
90 | */ |