[iOS] fix image slide bug (#1715)

apache · Nov 6, 2018 · df1a867 · df1a867
1 parent e6c3533
commit df1a867
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diff --git a/ios/sdk/WeexSDK/Sources/Component/WXImageComponent.m b/ios/sdk/WeexSDK/Sources/Component/WXImageComponent.m
@@ -597,6 +597,9 @@ - (void)readyToRender
 
 - (void)cancelImage
 {
+    if ([[self imageLoader] respondsToSelector:@selector(cancelCurrentImageLoad:)]) {
+        [[self imageLoader] cancelCurrentImageLoad:(UIImageView*)_view];
+    }
     [_imageOperation cancel];
     _imageOperation = nil;
     [_placeholderOperation cancel];

diff --git a/ios/sdk/WeexSDK/Sources/Protocol/WXImgLoaderProtocol.h b/ios/sdk/WeexSDK/Sources/Protocol/WXImgLoaderProtocol.h
@@ -86,4 +86,9 @@ typedef NS_ENUM(NSInteger, WXImageLoaderCacheType) {
                    progress:(void(^)(NSInteger receivedSize, NSInteger expectedSize))progressBlock
                   completed:(void(^)(UIImage *image, NSError *error, WXImageLoaderCacheType cacheType, NSURL *imageURL))completedBlock;
 
+/**
+ * Cancel the current download image
+ */
+- (void)cancelCurrentImageLoad:(UIImageView*)imageView;
+
 @end