UIImageView+HighlightedWebCache.m
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/*
* This file is part of the SDWebImage 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 "UIImageView+HighlightedWebCache.h"
#if SD_UIKIT
#import "UIView+WebCacheOperation.h"
#define UIImageViewHighlightedWebCacheOperationKey @"highlightedImage"
@implementation UIImageView (HighlightedWebCache)
- (void)sd_setHighlightedImageWithURL:(nullable NSURL *)url {
[self sd_setHighlightedImageWithURL:url options:0 progress:nil completed:nil];
}
- (void)sd_setHighlightedImageWithURL:(nullable NSURL *)url options:(SDWebImageOptions)options {
[self sd_setHighlightedImageWithURL:url options:options progress:nil completed:nil];
}
- (void)sd_setHighlightedImageWithURL:(nullable NSURL *)url completed:(nullable SDExternalCompletionBlock)completedBlock {
[self sd_setHighlightedImageWithURL:url options:0 progress:nil completed:completedBlock];
}
- (void)sd_setHighlightedImageWithURL:(nullable NSURL *)url options:(SDWebImageOptions)options completed:(nullable SDExternalCompletionBlock)completedBlock {
[self sd_setHighlightedImageWithURL:url options:options progress:nil completed:completedBlock];
}
- (void)sd_setHighlightedImageWithURL:(nullable NSURL *)url
options:(SDWebImageOptions)options
progress:(nullable SDWebImageDownloaderProgressBlock)progressBlock
completed:(nullable SDExternalCompletionBlock)completedBlock {
[self sd_cancelCurrentHighlightedImageLoad];
if (url) {
__weak __typeof(self)wself = self;
id<SDWebImageOperation> operation = [SDWebImageManager.sharedManager loadImageWithURL:url options:options progress:progressBlock completed:^(UIImage *image, NSData *data, NSError *error, SDImageCacheType cacheType, BOOL finished, NSURL *imageURL) {
if (!wself) return;
dispatch_main_sync_safe (^{
if (!wself) return;
if (image && (options & SDWebImageAvoidAutoSetImage) && completedBlock)
{
completedBlock(image, error, cacheType, url);
return;
}
else if (image) {
wself.highlightedImage = image;
[wself setNeedsLayout];
}
if (completedBlock && finished) {
completedBlock(image, error, cacheType, url);
}
});
}];
[self sd_setImageLoadOperation:operation forKey:UIImageViewHighlightedWebCacheOperationKey];
} else {
dispatch_main_async_safe(^{
NSError *error = [NSError errorWithDomain:SDWebImageErrorDomain code:-1 userInfo:@{NSLocalizedDescriptionKey : @"Trying to load a nil url"}];
if (completedBlock) {
completedBlock(nil, error, SDImageCacheTypeNone, url);
}
});
}
}
- (void)sd_cancelCurrentHighlightedImageLoad {
[self sd_cancelImageLoadOperationWithKey:UIImageViewHighlightedWebCacheOperationKey];
}
@end
#endif