UIImageView+hhWebCache.h
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/*
* This file is part of the HHWebImage package.
* (c) Olivier Poitrey <rs@dailymotion.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
#import "HHWebImageCompat.h"
#if HH_UIKIT || HH_MAC
#import "HHWebImageManager.h"
@interface UIImageView (hhWebCache)
/**
* Set the imageView `image` with an `url`.
*
* The download is asynchronous and cached.
*
* @param url The url for the image.
*/
- (void)HH_setImageWithURL:(nullable NSURL *)url NS_REFINED_FOR_SWIFT;
/**
* Set the imageView `image` with an `url` and a placeholder.
*
* The download is asynchronous and cached.
*
* @param url The url for the image.
* @param placeholder The image to be set initially, until the image request finishes.
* @see HH_setImageWithURL:placeholderImage:options:
*/
- (void)HH_setImageWithURL:(nullable NSURL *)url
placeholderImage:(nullable UIImage *)placeholder NS_REFINED_FOR_SWIFT;
/**
* Set the imageView `image` with an `url`, placeholder and custom options.
*
* The download is asynchronous and cached.
*
* @param url The url for the image.
* @param placeholder The image to be set initially, until the image request finishes.
* @param options The options to use when downloading the image. @see HHWebImageOptions for the possible values.
*/
- (void)HH_setImageWithURL:(nullable NSURL *)url
placeholderImage:(nullable UIImage *)placeholder
options:(HHWebImageOptions)options NS_REFINED_FOR_SWIFT;
/**
* Set the imageView `image` with an `url`.
*
* The download is asynchronous and cached.
*
* @param url The url for the image.
* @param completedBlock A block called when operation has been completed. This block has no return value
* and takes the requested UIImage as first parameter. In case of error the image parameter
* is nil and the second parameter may contain an NSError. The third parameter is a Boolean
* indicating if the image was retrieved from the local cache or from the network.
* The fourth parameter is the original image url.
*/
- (void)HH_setImageWithURL:(nullable NSURL *)url
completed:(nullable HHExternalCompletionBlock)completedBlock;
/**
* Set the imageView `image` with an `url`, placeholder.
*
* The download is asynchronous and cached.
*
* @param url The url for the image.
* @param placeholder The image to be set initially, until the image request finishes.
* @param completedBlock A block called when operation has been completed. This block has no return value
* and takes the requested UIImage as first parameter. In case of error the image parameter
* is nil and the second parameter may contain an NSError. The third parameter is a Boolean
* indicating if the image was retrieved from the local cache or from the network.
* The fourth parameter is the original image url.
*/
- (void)HH_setImageWithURL:(nullable NSURL *)url
placeholderImage:(nullable UIImage *)placeholder
completed:(nullable HHExternalCompletionBlock)completedBlock NS_REFINED_FOR_SWIFT;
/**
* Set the imageView `image` with an `url`, placeholder and custom options.
*
* The download is asynchronous and cached.
*
* @param url The url for the image.
* @param placeholder The image to be set initially, until the image request finishes.
* @param options The options to use when downloading the image. @see HHWebImageOptions for the possible values.
* @param completedBlock A block called when operation has been completed. This block has no return value
* and takes the requested UIImage as first parameter. In case of error the image parameter
* is nil and the second parameter may contain an NSError. The third parameter is a Boolean
* indicating if the image was retrieved from the local cache or from the network.
* The fourth parameter is the original image url.
*/
- (void)HH_setImageWithURL:(nullable NSURL *)url
placeholderImage:(nullable UIImage *)placeholder
options:(HHWebImageOptions)options
completed:(nullable HHExternalCompletionBlock)completedBlock;
/**
* Set the imageView `image` with an `url`, placeholder and custom options.
*
* The download is asynchronous and cached.
*
* @param url The url for the image.
* @param placeholder The image to be set initially, until the image request finishes.
* @param options The options to use when downloading the image. @see HHWebImageOptions for the possible values.
* @param progressBlock A block called while image is downloading
* @note the progress block is executed on a background queue
* @param completedBlock A block called when operation has been completed. This block has no return value
* and takes the requested UIImage as first parameter. In case of error the image parameter
* is nil and the second parameter may contain an NSError. The third parameter is a Boolean
* indicating if the image was retrieved from the local cache or from the network.
* The fourth parameter is the original image url.
*/
- (void)HH_setImageWithURL:(nullable NSURL *)url
placeholderImage:(nullable UIImage *)placeholder
options:(HHWebImageOptions)options
progress:(nullable HHWebImageDownloaderProgressBlock)progressBlock
completed:(nullable HHExternalCompletionBlock)completedBlock;
/**
* Set the imageView `image` with an `url` and custom options. The placeholder image is from previous cached image and will use the provided one instead if the query failed.
* This method was designed to ensure that placeholder and query cache process happened in the same runloop to avoid flashing on cell during two `setImage:` call. But it's really misunderstanding and deprecated.
* This can be done by using `HH_setImageWithURL:` with `HHWebImageQueryDiskSync`. But take care that if the memory cache missed, query disk cache synchronously may reduce the frame rate
*
* The download is asynchronous and cached.
*
* @param url The url for the image.
* @param placeholder The image to be set initially, until the image request finishes.
* @param options The options to use when downloading the image. @see HHWebImageOptions for the possible values.
* @param progressBlock A block called while image is downloading
* @note the progress block is executed on a background queue
* @param completedBlock A block called when operation has been completed. This block has no return value
* and takes the requested UIImage as first parameter. In case of error the image parameter
* is nil and the second parameter may contain an NSError. The third parameter is a Boolean
* indicating if the image was retrieved from the local cache or from the network.
* The fourth parameter is the original image url.
* @deprecated consider using `HHWebImageQueryDiskSync` options with `HH_setImageWithURL:` instead
*/
- (void)HH_setImageWithPreviousCachedImageWithURL:(nullable NSURL *)url
placeholderImage:(nullable UIImage *)placeholder
options:(HHWebImageOptions)options
progress:(nullable HHWebImageDownloaderProgressBlock)progressBlock
completed:(nullable HHExternalCompletionBlock)completedBlock __deprecated_msg("This method is misunderstanding and deprecated, consider using `HHWebImageQueryDiskSync` options with `HH_setImageWithURL:` instead");
#if HH_UIKIT
#pragma mark - Animation of multiple images
/**
* Download an array of images and starts them in an animation loop
*
* @param arrayOfURLs An array of NSURL
*/
- (void)HH_setAnimationImagesWithURLs:(nonnull NSArray<NSURL *> *)arrayOfURLs;
- (void)HH_cancelCurrentAnimationImagesLoad;
#endif
@end
#endif