54 lines
1.8 KiB
Mathematica
54 lines
1.8 KiB
Mathematica
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#import "AudioSource.h"
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#import "LoopingAudioSource.h"
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#import <AVFoundation/AVFoundation.h>
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@implementation LoopingAudioSource {
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// An array of duplicates
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NSArray<AudioSource *> *_audioSources; // <AudioSource *>
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}
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- (instancetype)initWithId:(NSString *)sid audioSources:(NSArray<AudioSource *> *)audioSources {
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self = [super initWithId:sid];
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NSAssert(self, @"super init cannot be nil");
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_audioSources = audioSources;
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return self;
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}
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- (int)buildSequence:(NSMutableArray *)sequence treeIndex:(int)treeIndex {
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for (int i = 0; i < [_audioSources count]; i++) {
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treeIndex = [_audioSources[i] buildSequence:sequence treeIndex:treeIndex];
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}
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return treeIndex;
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}
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- (void)findById:(NSString *)sourceId matches:(NSMutableArray<AudioSource *> *)matches {
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[super findById:sourceId matches:matches];
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for (int i = 0; i < [_audioSources count]; i++) {
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[_audioSources[i] findById:sourceId matches:matches];
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}
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}
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- (NSArray *)getShuffleOrder {
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NSMutableArray *order = [NSMutableArray new];
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int offset = (int)[order count];
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for (int i = 0; i < [_audioSources count]; i++) {
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AudioSource *audioSource = _audioSources[i];
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NSArray *childShuffleOrder = [audioSource getShuffleOrder];
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for (int j = 0; j < [childShuffleOrder count]; j++) {
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[order addObject:@([childShuffleOrder[j] integerValue] + offset)];
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}
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offset += [childShuffleOrder count];
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}
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return order;
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}
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- (int)shuffle:(int)treeIndex currentIndex:(int)currentIndex {
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// TODO: This should probably shuffle the same way on all duplicates.
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for (int i = 0; i < [_audioSources count]; i++) {
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treeIndex = [_audioSources[i] shuffle:treeIndex currentIndex:currentIndex];
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}
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return treeIndex;
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}
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@end
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