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Add image cache to image loader init params

This commit is contained in:
Anton 2016-11-28 12:49:04 +03:00
parent a885479a2c
commit 39e789c3ae
1 changed files with 6 additions and 4 deletions
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10
LeadKit/LeadKit/Classes/ImageLoader/ImageLoader.swift
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@ -11,8 +11,8 @@ import RxSwift
public class ImageLoader<TKey: CustomStringConvertible> {
private let imageSource: ImageSource<TKey>
private let imageCache: MemoryStore<String, UIImage>
private let processedImageCache = MemoryStore<String, UIImage>()
private var loadingObservablesCache = [String : Observable<UIImage>]()
private let loadingSyncLock = Sync.Lock()
@ -31,13 +31,13 @@ public class ImageLoader<TKey: CustomStringConvertible> {
return Observable.deferred({ () -> Observable<UIImage> in
let operationCachingKey = operation._cachingKey
if let cachedImage = self.processedImageCache.loadData(key: operationCachingKey) {
if let cachedImage = self.imageCache.loadData(key: operationCachingKey) {
return Observable.just(cachedImage)
} else {
return operation._imageSource
.observeOnBackgroundScheduler()
.do(onNext: { (image) in
self.processedImageCache.storeData(key: operationCachingKey, data: image)
self.imageCache.storeData(key: operationCachingKey, data: image)
})
}
})
@ -70,7 +70,9 @@ public class ImageLoader<TKey: CustomStringConvertible> {
}
}
public init<TSource: ImageSourceType>(imageSource: TSource) where TSource.KeyType == TKey {
public init<TSource: ImageSourceType>(imageSource: TSource,
imageCache: MemoryStore<String, UIImage> = MemoryStore()) where TSource.KeyType == TKey {
self.imageSource = imageSource.asImageSource()
self.imageCache = imageCache
}
}