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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,22 @@ | ||
| // | ||
| // DMMusicPlayer.h | ||
| // DaftMan | ||
| // | ||
| // Created by Tanner Smith on 12/16/13. | ||
| // Copyright (c) 2013 Tanner Smith. All rights reserved. | ||
| // | ||
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| #import <Foundation/Foundation.h> | ||
| #import <AudioToolbox/AudioToolbox.h> | ||
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| @interface DMMusicPlayer : NSObject | ||
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| @property (nonatomic, assign) MusicPlayer musicPlayer; | ||
| @property (nonatomic, assign) MusicSequence musicSequence; | ||
| @property (nonatomic, assign) MusicTrack tempoTrack; | ||
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| + (id)sharedMusicPlayer; | ||
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| - (void)playSequence:(NSURL *)url beatsPerMinute:(double)bpm; | ||
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| @end |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,86 @@ | ||
| // | ||
| // DMMusicPlayer.m | ||
| // DaftMan | ||
| // | ||
| // Created by Tanner Smith on 12/16/13. | ||
| // Copyright (c) 2013 Tanner Smith. All rights reserved. | ||
| // | ||
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| #import "DMMusicPlayer.h" | ||
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| @implementation DMMusicPlayer | ||
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| @synthesize musicPlayer; | ||
| @synthesize musicSequence, tempoTrack; | ||
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| + (id)sharedMusicPlayer { | ||
| static dispatch_once_t onceToken; | ||
| static DMMusicPlayer *player; | ||
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| dispatch_once(&onceToken, ^{ | ||
| player = [[DMMusicPlayer alloc] init]; | ||
| }); | ||
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| return player; | ||
| } | ||
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| - (id)init { | ||
| if (self = [super init]) { | ||
| NewMusicPlayer(&musicPlayer); | ||
| } | ||
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| return self; | ||
| } | ||
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| - (void)playSequence:(NSURL *)url beatsPerMinute:(double)bpm { | ||
| if (musicSequence) { | ||
| [self stop]; | ||
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| DisposeMusicSequence(musicSequence); | ||
| } | ||
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| if (NewMusicSequence(&musicSequence) != 0) { | ||
| [NSException raise:@"play" format:@"Can't create MusicSequence"]; | ||
| } | ||
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| if (MusicSequenceFileLoad(musicSequence, (__bridge CFURLRef) url, 0, 0) != 0) { | ||
| [NSException raise:@"play" format:@"Can't load MusicSequence"]; | ||
| } | ||
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| if (MusicSequenceGetTempoTrack(musicSequence, &tempoTrack) != noErr) { | ||
| [NSException raise:@"main" format:@"Cannot get tempo track."]; | ||
| } | ||
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| if (MusicTrackNewExtendedTempoEvent(tempoTrack, 0.0, 120) != noErr) { | ||
| [NSException raise:@"main" format:@"Cannot add tempo event."]; | ||
| } | ||
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| MusicPlayerSetSequence(musicPlayer, musicSequence); | ||
| MusicPlayerPreroll(musicPlayer); | ||
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| [self start]; | ||
| } | ||
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| - (void)start { | ||
| if (musicPlayer) { | ||
| MusicPlayerStart(musicPlayer); | ||
| } | ||
| } | ||
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| - (void)stop { | ||
| if (musicPlayer) { | ||
| MusicPlayerStop(musicPlayer); | ||
| } | ||
| } | ||
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| - (void)dealloc { | ||
| [self stop]; | ||
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| if (musicSequence) { | ||
| DisposeMusicSequence(musicSequence); | ||
| } | ||
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| DisposeMusicPlayer(musicPlayer); | ||
| } | ||
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| @end |