From 534677086a1336c727261504ba75a7e169305532 Mon Sep 17 00:00:00 2001
From: David Thompson <dthompson2@worcester.edu>
Date: Tue, 24 Jan 2017 21:26:10 -0500
Subject: Add audio support.

* chickadee/audio.scm: New file.
* Makefile.am (SOURCES): Add it.
* chickadee.scm (run-game): Initialize audio.
* doc/api.texi ("Audio"): Document it.
---
 doc/api.texi | 61 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 60 insertions(+), 1 deletion(-)

(limited to 'doc/api.texi')

diff --git a/doc/api.texi b/doc/api.texi
index 554b531..d72980a 100644
--- a/doc/api.texi
+++ b/doc/api.texi
@@ -732,4 +732,63 @@ considered an advanced feature.
 @node Audio
 @section Audio
 
-There is no audio support yet.  Stay tuned!
+Chickadee has two data types for audio: samples and music.  Samples
+are for short sound effects like explosions.  Music is for, well,
+uh@dots{}, music.
+
+Supported file formats include WAV and OGG.
+
+@deffn {Scheme Procedure} load-sample @var{file}
+Load audio sample from @var{file}.
+@end deffn
+
+@deffn {Scheme Procedure} set-sample-volume! @var{volume}
+Set the volume that all samples are played at to @var{volume}, an
+integer value between 0 and 128.
+@end deffn
+
+@deffn {Scheme Procedure} play-sample @var{sample}
+Play @var{sample}.  Pretty straightforward!
+@end deffn
+
+@deffn {Scheme Procedure} load-music @var{file}
+Load music from @var{file}.
+@end deffn
+
+@deffn {Scheme Procedure} music-volume
+Return the volume level for music, an integer value between 0 and 128.
+@end deffn
+
+@deffn {Scheme Procedure} set-music-volume! @var{volume}
+Set the volume that music is played at to @var{volume}, an integer
+value between 0 and 128.
+@end deffn
+
+@deffn {Scheme Procedure} play-music @var{music} [@var{loop?}]
+Play @var{music}.  If @var{loop?}, play it over and over and over and
+over and@dots{}
+@end deffn
+
+@deffn {Scheme Procedure} pause-music
+Pause the current music track.
+@end deffn
+
+@deffn {Scheme Procedure} resume-music
+Resume the current music track.
+@end deffn
+
+@deffn {Scheme Procedure} rewind-music
+estart the current music track from the beginning.
+@end deffn
+
+@deffn {Scheme Procedure} stop-music
+Stop playing the current music track.
+@end deffn
+
+@deffn {Scheme Procedure} music-playing?
+Return @code{#t} if music is currently playing.
+@end deffn
+
+@deffn {Scheme Procedure} music-paused?
+Return @code{#t} if music is currently paused.
+@end deffn
-- 
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