Added a new constructor to SDWebImagePrefetcher

that allows it to be instantiated with any image manager
heroims · Sep 29, 2015 · 944fd77 · 944fd77
1 parent 60cab8b
commit 944fd77
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Showing 2 changed files with 10 additions and 1 deletion.
diff --git a/SDWebImage/SDWebImagePrefetcher.h b/SDWebImage/SDWebImagePrefetcher.h
@@ -70,6 +70,11 @@ typedef void(^SDWebImagePrefetcherCompletionBlock)(NSUInteger noOfFinishedUrls,
  */
 + (SDWebImagePrefetcher *)sharedImagePrefetcher;
 
+/**
+ * Allows you to instantiate a prefetcher with any arbitrary image manager.
+ */
+- (id)initWithImageManager:(SDWebImageManager *)manager;
+
 /**
  * Assign list of URLs to let SDWebImagePrefetcher to queue the prefetching,
  * currently one image is downloaded at a time,

diff --git a/SDWebImage/SDWebImagePrefetcher.m b/SDWebImage/SDWebImagePrefetcher.m
@@ -37,8 +37,12 @@ + (SDWebImagePrefetcher *)sharedImagePrefetcher {
 }
 
 - (id)init {
+    return [self initWithImageManager:[SDWebImageManager new]];
+}
+
+- (id)initWithImageManager:(SDWebImageManager *)manager {
     if ((self = [super init])) {
-        _manager = [SDWebImageManager new];
+        _manager = manager;
         _options = SDWebImageLowPriority;
         _prefetcherQueue = dispatch_get_main_queue();
         self.maxConcurrentDownloads = 3;