142 lines
6.6 KiB
Objective-C
142 lines
6.6 KiB
Objective-C
/*
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* This file is part of the SDWebImage package.
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* (c) Olivier Poitrey <rs@dailymotion.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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#import "UIImageView+WebCache.h"
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#import "objc/runtime.h"
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#import "UIView+WebCacheOperation.h"
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#import "UIView+WebCache.h"
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@implementation UIImageView (WebCache)
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- (void)sd_setImageWithURL:(nullable NSURL *)url {
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[self sd_setImageWithURL:url placeholderImage:nil options:0 progress:nil completed:nil];
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}
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- (void)sd_setImageWithURL:(nullable NSURL *)url placeholderImage:(nullable UIImage *)placeholder {
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[self sd_setImageWithURL:url placeholderImage:placeholder options:0 progress:nil completed:nil];
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}
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- (void)sd_setImageWithURL:(nullable NSURL *)url placeholderImage:(nullable UIImage *)placeholder options:(SDWebImageOptions)options {
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[self sd_setImageWithURL:url placeholderImage:placeholder options:options progress:nil completed:nil];
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}
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- (void)sd_setImageWithURL:(nullable NSURL *)url placeholderImage:(nullable UIImage *)placeholder options:(SDWebImageOptions)options context:(nullable SDWebImageContext *)context {
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[self sd_setImageWithURL:url placeholderImage:placeholder options:options context:context progress:nil completed:nil];
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}
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- (void)sd_setImageWithURL:(nullable NSURL *)url completed:(nullable SDExternalCompletionBlock)completedBlock {
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[self sd_setImageWithURL:url placeholderImage:nil options:0 progress:nil completed:completedBlock];
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}
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- (void)sd_setImageWithURL:(nullable NSURL *)url placeholderImage:(nullable UIImage *)placeholder completed:(nullable SDExternalCompletionBlock)completedBlock {
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[self sd_setImageWithURL:url placeholderImage:placeholder options:0 progress:nil completed:completedBlock];
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}
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- (void)sd_setImageWithURL:(nullable NSURL *)url placeholderImage:(nullable UIImage *)placeholder options:(SDWebImageOptions)options completed:(nullable SDExternalCompletionBlock)completedBlock {
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[self sd_setImageWithURL:url placeholderImage:placeholder options:options progress:nil completed:completedBlock];
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}
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- (void)sd_setImageWithURL:(nullable NSURL *)url placeholderImage:(nullable UIImage *)placeholder options:(SDWebImageOptions)options progress:(nullable SDImageLoaderProgressBlock)progressBlock completed:(nullable SDExternalCompletionBlock)completedBlock {
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[self sd_setImageWithURL:url placeholderImage:placeholder options:options context:nil progress:progressBlock completed:completedBlock];
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}
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- (void)sd_setImageWithURL:(nullable NSURL *)url
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placeholderImage:(nullable UIImage *)placeholder
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options:(SDWebImageOptions)options
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context:(nullable SDWebImageContext *)context
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progress:(nullable SDImageLoaderProgressBlock)progressBlock
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completed:(nullable SDExternalCompletionBlock)completedBlock {
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[self sd_internalSetImageWithURL:url
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placeholderImage:placeholder
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options:options
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context:context
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setImageBlock:nil
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progress:progressBlock
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completed:^(UIImage * _Nullable image, NSData * _Nullable data, NSError * _Nullable error, SDImageCacheType cacheType, BOOL finished, NSURL * _Nullable imageURL) {
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if (completedBlock) {
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completedBlock(image, error, cacheType, imageURL);
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}
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}];
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}
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#if SD_UIKIT
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#pragma mark - Animation of multiple images
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- (void)sd_setAnimationImagesWithURLs:(nonnull NSArray<NSURL *> *)arrayOfURLs {
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[self sd_cancelCurrentAnimationImagesLoad];
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NSPointerArray *operationsArray = [self sd_animationOperationArray];
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[arrayOfURLs enumerateObjectsUsingBlock:^(NSURL *logoImageURL, NSUInteger idx, BOOL * _Nonnull stop) {
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__weak __typeof(self) wself = self;
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id <SDWebImageOperation> operation = [[SDWebImageManager sharedManager] loadImageWithURL:logoImageURL options:0 progress:nil completed:^(UIImage *image, NSData *data, NSError *error, SDImageCacheType cacheType, BOOL finished, NSURL *imageURL) {
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__strong typeof(wself) sself = wself;
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if (!sself) return;
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dispatch_main_async_safe(^{
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[sself stopAnimating];
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if (sself && image) {
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NSMutableArray<UIImage *> *currentImages = [[sself animationImages] mutableCopy];
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if (!currentImages) {
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currentImages = [[NSMutableArray alloc] init];
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}
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// We know what index objects should be at when they are returned so
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// we will put the object at the index, filling any empty indexes
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// with the image that was returned too "early". These images will
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// be overwritten. (does not require additional sorting datastructure)
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while ([currentImages count] < idx) {
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[currentImages addObject:image];
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}
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currentImages[idx] = image;
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sself.animationImages = currentImages;
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[sself setNeedsLayout];
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}
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[sself startAnimating];
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});
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}];
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@synchronized (self) {
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[operationsArray addPointer:(__bridge void *)(operation)];
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}
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}];
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}
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static char animationLoadOperationKey;
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// element is weak because operation instance is retained by SDWebImageManager's runningOperations property
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// we should use lock to keep thread-safe because these method may not be acessed from main queue
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- (NSPointerArray *)sd_animationOperationArray {
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@synchronized(self) {
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NSPointerArray *operationsArray = objc_getAssociatedObject(self, &animationLoadOperationKey);
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if (operationsArray) {
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return operationsArray;
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}
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operationsArray = [NSPointerArray weakObjectsPointerArray];
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objc_setAssociatedObject(self, &animationLoadOperationKey, operationsArray, OBJC_ASSOCIATION_RETAIN_NONATOMIC);
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return operationsArray;
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}
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}
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- (void)sd_cancelCurrentAnimationImagesLoad {
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NSPointerArray *operationsArray = [self sd_animationOperationArray];
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if (operationsArray) {
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@synchronized (self) {
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for (id operation in operationsArray) {
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if ([operation conformsToProtocol:@protocol(SDWebImageOperation)]) {
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[operation cancel];
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}
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}
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operationsArray.count = 0;
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}
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}
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}
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#endif
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@end
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