project_files/HedgewarsMobile/Classes/MXAudioPlayerFadeOperation.h
author koda
Sun, 12 Feb 2012 11:05:26 +0100
changeset 6672 4f728ccdd06b
parent 6659 a6030b32b222
child 8441 a00b0fa0dbd7
permissions -rw-r--r--
fixed a little event propagation problem, added rotation support to the scheme setting page
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//  MXAudioPlayerFadeOperation.h
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//
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//  Created by Andrew Mackenzie-Ross on 30/11/10.
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//  mackross.net
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//
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#import <Foundation/Foundation.h>
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@class AVAudioPlayer;
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@interface MXAudioPlayerFadeOperation : NSOperation {
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  AVAudioPlayer *_audioPlayer;
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  NSTimeInterval _fadeDuration;
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  NSTimeInterval _delay;
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  float _finishVolume;
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  BOOL _pauseAfterFade;
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  BOOL _stopAfterFade;
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  BOOL _playBeforeFade;
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}
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// The AVAudioPlayer that the volume fade will be applied to. 
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// Retained until the fade is completed.
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// Must be set with init method.
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@property (nonatomic, retain, readonly) AVAudioPlayer *audioPlayer; 
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// The duration of the volume fade. 
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// Default value is 1.0
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@property (nonatomic, assign) NSTimeInterval fadeDuration; 
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// The delay before the volume fade begins. 
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// Default value is 0.0
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@property (nonatomic, assign) NSTimeInterval delay; 
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// The volume that will be faded to. 
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// Default value is 0.0
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@property (nonatomic, assign) float finishVolume; 
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// If YES, audio player will be sent a pause message when the fade has completed. 
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// Default value is NO, however, if finishVolume is 0.0, default is YES
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@property (nonatomic, assign) BOOL pauseAfterFade; 
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// If YES, when the fade has completed the audio player will be sent a stop message.
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// Default value is NO.
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@property (nonatomic, assign) BOOL stopAfterFade;
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// If YES, audio player will be sent a play message after the delay.
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// Default value is YES.
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@property (nonatomic, assign) BOOL playBeforeFade;
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// Init Methods
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- (id)initFadeWithAudioPlayer:(AVAudioPlayer*)player toVolume:(float)volume overDuration:(NSTimeInterval)duration withDelay:(NSTimeInterval)timeDelay;
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- (id)initFadeWithAudioPlayer:(AVAudioPlayer*)player toVolume:(float)volume overDuration:(NSTimeInterval)duration;
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- (id)initFadeWithAudioPlayer:(AVAudioPlayer*)player toVolume:(float)volume;
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- (id)initFadeWithAudioPlayer:(AVAudioPlayer*)player;
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@end