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145 lines
4.5 KiB
Objective-C
145 lines
4.5 KiB
Objective-C
/*
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Copyright 2017 Vector Creations Ltd
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#import "MXKSoundPlayer.h"
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#import <AVFoundation/AVFAudio.h>
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#import <AudioToolbox/AudioServices.h>
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static const NSTimeInterval kVibrationInterval = 1.24875;
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@interface MXKSoundPlayer () <AVAudioPlayerDelegate>
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@property (nonatomic, nullable) AVAudioPlayer *audioPlayer;
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@property (nonatomic, getter=isVibrating) BOOL vibrating;
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@end
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@implementation MXKSoundPlayer
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+ (instancetype)sharedInstance
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{
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static MXKSoundPlayer *soundPlayer;
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static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^{
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soundPlayer = [MXKSoundPlayer alloc];
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});
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return soundPlayer;
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}
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- (void)playSoundAt:(NSURL *)url repeat:(BOOL)repeat vibrate:(BOOL)vibrate routeToBuiltInReceiver:(BOOL)useBuiltInReceiver
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{
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if (self.audioPlayer)
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{
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[self stopPlayingWithAudioSessionDeactivation:NO];
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}
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self.audioPlayer = [[AVAudioPlayer alloc] initWithContentsOfURL:url error:nil];
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if (!self.audioPlayer)
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return;
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self.audioPlayer.delegate = self;
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self.audioPlayer.numberOfLoops = repeat ? -1 : 0;
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[self.audioPlayer prepareToPlay];
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// Setup AVAudioSession
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// We use SoloAmbient instead of Playback category to respect silent mode
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NSString *audioSessionCategory = useBuiltInReceiver ? AVAudioSessionCategoryPlayAndRecord : AVAudioSessionCategorySoloAmbient;
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[[AVAudioSession sharedInstance] setCategory:audioSessionCategory error:nil];
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if (vibrate)
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[self vibrateWithRepeat:repeat];
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[self.audioPlayer play];
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}
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- (void)stopPlayingWithAudioSessionDeactivation:(BOOL)deactivateAudioSession;
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{
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if (self.audioPlayer)
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{
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[self.audioPlayer stop];
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self.audioPlayer = nil;
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if (deactivateAudioSession)
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{
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// Release the audio session to allow resuming of background music app
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[[AVAudioSession sharedInstance] setActive:NO withOptions:AVAudioSessionSetActiveOptionNotifyOthersOnDeactivation error:nil];
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}
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}
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if (self.isVibrating)
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{
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[self stopVibrating];
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}
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}
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- (void)vibrateWithRepeat:(BOOL)repeat
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{
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self.vibrating = YES;
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dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(kVibrationInterval * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
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AudioServicesPlaySystemSound(kSystemSoundID_Vibrate);
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NSNumber *objRepeat = @(repeat);
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AudioServicesAddSystemSoundCompletion(kSystemSoundID_Vibrate,
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NULL,
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kCFRunLoopCommonModes,
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vibrationCompleted,
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(__bridge_retained void * _Nullable)(objRepeat));
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});
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}
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- (void)stopVibrating
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{
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self.vibrating = NO;
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AudioServicesRemoveSystemSoundCompletion(kSystemSoundID_Vibrate);
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}
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void vibrationCompleted(SystemSoundID ssID, void* __nullable clientData)
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{
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NSNumber *objRepeat = (__bridge NSNumber *)clientData;
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BOOL repeat = [objRepeat boolValue];
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CFRelease(clientData);
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MXKSoundPlayer *soundPlayer = [MXKSoundPlayer sharedInstance];
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dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(kVibrationInterval * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
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if (repeat && soundPlayer.isVibrating)
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{
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[soundPlayer vibrateWithRepeat:repeat];
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}
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else
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{
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[soundPlayer stopVibrating];
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}
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});
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}
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#pragma mark - AVAudioPlayerDelegate
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// This method is called only when the end of the player's track is reached.
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// If you call `stop` or `pause` on player this method won't be called
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- (void)audioPlayerDidFinishPlaying:(AVAudioPlayer *)player successfully:(BOOL)flag
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{
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self.audioPlayer = nil;
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// Release the audio session to allow resuming of background music app
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[[AVAudioSession sharedInstance] setActive:NO withOptions:AVAudioSessionSetActiveOptionNotifyOthersOnDeactivation error:nil];
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}
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@end
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