//
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// _YYWebImageSetter.h
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// YYWebImage <https://github.com/ibireme/YYWebImage>
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//
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// Created by ibireme on 15/7/15.
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// Copyright (c) 2015 ibireme.
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//
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// This source code is licensed under the MIT-style 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 <UIKit/UIKit.h>
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#import <pthread.h>
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#if __has_include(<YYWebImage/YYWebImage.h>)
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#import <YYWebImage/YYWebImageManager.h>
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#else
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#import "YYWebImageManager.h"
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#endif
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NS_ASSUME_NONNULL_BEGIN
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/**
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Submits a block for execution on a main queue and waits until the block completes.
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*/
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static inline void _yy_dispatch_sync_on_main_queue(void (^block)()) {
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if (pthread_main_np()) {
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block();
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} else {
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dispatch_sync(dispatch_get_main_queue(), block);
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}
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}
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extern NSString *const _YYWebImageFadeAnimationKey;
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extern const NSTimeInterval _YYWebImageFadeTime;
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extern const NSTimeInterval _YYWebImageProgressiveFadeTime;
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/**
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Private class used by web image categories.
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Typically, you should not use this class directly.
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*/
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@interface _YYWebImageSetter : NSObject
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/// Current image url.
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@property (nullable, nonatomic, readonly) NSURL *imageURL;
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/// Current sentinel.
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@property (nonatomic, readonly) int32_t sentinel;
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/// Create new operation for web image and return a sentinel value.
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- (int32_t)setOperationWithSentinel:(int32_t)sentinel
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url:(nullable NSURL *)imageURL
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options:(YYWebImageOptions)options
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manager:(YYWebImageManager *)manager
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progress:(nullable YYWebImageProgressBlock)progress
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transform:(nullable YYWebImageTransformBlock)transform
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completion:(nullable YYWebImageCompletionBlock)completion;
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/// Cancel and return a sentinel value. The imageURL will be set to nil.
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- (int32_t)cancel;
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/// Cancel and return a sentinel value. The imageURL will be set to new value.
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- (int32_t)cancelWithNewURL:(nullable NSURL *)imageURL;
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/// A queue to set operation.
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+ (dispatch_queue_t)setterQueue;
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@end
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NS_ASSUME_NONNULL_END
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