70 lines
1.6 KiB
Objective-C
70 lines
1.6 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 "SDWebImageView.h"
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#import "SDImageCache.h"
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#import "SDWebImageDownloader.h"
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@implementation SDWebImageView
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- (void)dealloc
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{
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[placeHolderImage release];
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[downloader release];
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[super dealloc];
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}
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#pragma mark RemoteImageView
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- (void)setImageWithURL:(NSURL *)url
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{
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if (downloader != nil)
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{
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// Remove in progress downloader from queue
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[downloader cancel];
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[downloader release];
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downloader = nil;
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}
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// Save the placeholder image in order to re-apply it when view is reused
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if (placeHolderImage == nil)
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{
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placeHolderImage = [self.image retain];
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}
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else
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{
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self.image = placeHolderImage;
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}
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UIImage *cachedImage = [[SDImageCache sharedImageCache] imageFromKey:[url absoluteString]];
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if (cachedImage)
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{
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self.image = cachedImage;
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}
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else
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{
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downloader = [[SDWebImageDownloader downloaderWithURL:url target:self action:@selector(downloadFinishedWithImage:)] retain];
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}
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}
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- (void)downloadFinishedWithImage:(UIImage *)anImage
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{
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// Apply image to the underlaying UIImageView
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self.image = anImage;
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// Store the image in the cache
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[[SDImageCache sharedImageCache] storeImage:anImage forKey:[downloader.url absoluteString]];
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// Free the downloader
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[downloader release];
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downloader = nil;
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}
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@end
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