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40 lines
905 B
Mathematica
40 lines
905 B
Mathematica
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#import "TGMemoryImageCache+Signals.h"
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@implementation TGMemoryImageCacheEvent
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- (instancetype)initWithImage:(UIImage *)image attributes:(NSDictionary *)attributes
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{
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self = [super init];
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if (self != nil)
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{
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_image = image;
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_attributes = attributes;
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}
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return self;
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}
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@end
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@implementation TGMemoryImageCache (Signals)
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- (SSignal *)signalForKey:(NSString *)key
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{
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NSDictionary *attributes = nil;
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UIImage *image = [self imageForKey:key attributes:&attributes];
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if (image != nil)
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return [SSignal single:[[TGMemoryImageCacheEvent alloc] initWithImage:image attributes:attributes]];
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else
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return [SSignal fail:nil];
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}
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- (SSignal *)imageSignalForKey:(NSString *)key
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{
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UIImage *image = [self imageForKey:key attributes:NULL];
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if (image != nil)
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return [SSignal single:image];
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else
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return [SSignal fail:nil];
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}
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@end
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