74 lines
2.6 KiB
C
74 lines
2.6 KiB
C
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/*
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#import <React/RCTImageURLLoader.h>
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// TODO (T61325135): Remove C++ checks
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#ifdef __cplusplus
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namespace facebook {
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namespace react {
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struct ImageURLLoaderAttribution {
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int32_t nativeViewTag = 0;
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int32_t surfaceId = 0;
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};
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} // namespace react
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} // namespace facebook
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#endif
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@interface RCTImageURLLoaderRequest : NSObject
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@property (nonatomic, strong, readonly) NSString *requestId;
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@property (nonatomic, strong, readonly) NSURL *imageURL;
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@property (nonatomic, copy, readonly) RCTImageLoaderCancellationBlock cancellationBlock;
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- (instancetype)initWithRequestId:(NSString *)requestId imageURL:(NSURL *)imageURL cancellationBlock:(RCTImageLoaderCancellationBlock)cancellationBlock;
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- (void)cancel;
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@end
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/**
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* Same as the RCTImageURLLoader interface, but allows passing in optional `attribution` information.
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* This is useful for per-app logging and other instrumentation.
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*/
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@protocol RCTImageURLLoaderWithAttribution <RCTImageURLLoader>
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// TODO (T61325135): Remove C++ checks
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#ifdef __cplusplus
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/**
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* Same as the RCTImageURLLoader variant above, but allows optional `attribution` information.
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* Caller may also specify a preferred requestId for tracking purpose.
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*/
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- (RCTImageURLLoaderRequest *)loadImageForURL:(NSURL *)imageURL
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size:(CGSize)size
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scale:(CGFloat)scale
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resizeMode:(RCTResizeMode)resizeMode
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requestId:(NSString *)requestId
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attribution:(const facebook::react::ImageURLLoaderAttribution &)attribution
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progressHandler:(RCTImageLoaderProgressBlock)progressHandler
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partialLoadHandler:(RCTImageLoaderPartialLoadBlock)partialLoadHandler
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completionHandler:(RCTImageLoaderCompletionBlock)completionHandler;
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#endif
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/**
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* Image instrumentation - notify that the image content (UIImage) has been set on the native view.
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*/
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- (void)trackURLImageContentDidSetForRequest:(RCTImageURLLoaderRequest *)loaderRequest;
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/**
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* Image instrumentation - start tracking the on-screen visibility of the native image view.
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*/
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- (void)trackURLImageVisibilityForRequest:(RCTImageURLLoaderRequest *)loaderRequest imageView:(UIView *)imageView;
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/**
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* Image instrumentation - notify that the native image view was destroyed.
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*/
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- (void)trackURLImageDidDestroy:(RCTImageURLLoaderRequest *)loaderRequest;
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@end
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