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https://github.com/Swiftgram/Telegram-iOS.git
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Build ChatListUI
This commit is contained in:
Ali
517
submodules/LegacyComponents/Sources/TGRemoteImageView.m
Normal file
517
submodules/LegacyComponents/Sources/TGRemoteImageView.m
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@@ -0,0 +1,517 @@
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#import "TGRemoteImageView.h"
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#import <QuartzCore/QuartzCore.h>
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#import "TGCache.h"
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#import <LegacyComponents/SGraphObjectNode.h>
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#import <LegacyComponents/TGImageManager.h>
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static TGCache *sharedCache = nil;
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@interface TGRemoteImageView ()
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@property (atomic, strong) NSString *path;
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@property (atomic, strong) NSString *currentCacheUrl;
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@property (nonatomic, strong) UIImageView *placeholderView;
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@end
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@implementation TGRemoteImageView
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+ (NSMutableDictionary *)imageProcessors
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{
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static NSMutableDictionary *dictionary = nil;
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static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^
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{
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dictionary = [[NSMutableDictionary alloc] init];
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});
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return dictionary;
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}
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+ (NSMutableDictionary *)universalImageProcessors
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{
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static NSMutableDictionary *dictionary = nil;
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static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^
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{
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dictionary = [[NSMutableDictionary alloc] init];
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});
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return dictionary;
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}
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+ (void)throttleDownProcessing
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{
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}
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+ (void)registerImageUniversalProcessor:(TGImageUniversalProcessor)universalProcessor withBaseName:(NSString *)baseName
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{
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[[TGRemoteImageView universalImageProcessors] setObject:[universalProcessor copy] forKey:baseName];
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}
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+ (void)registerImageProcessor:(TGImageProcessor)imageProcessor withName:(NSString *)name
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{
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[[TGRemoteImageView imageProcessors] setObject:[imageProcessor copy] forKey:name];
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}
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+ (TGImageProcessor)imageProcessorForName:(NSString *)name
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{
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TGImageProcessor processor = [[TGRemoteImageView imageProcessors] objectForKey:name];
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if (processor != nil)
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return processor;
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NSRange range = [name rangeOfString:@":"];
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if (range.location != NSNotFound)
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{
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NSString *baseName = [name substringToIndex:range.location];
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TGImageUniversalProcessor universalProcessor = [[TGRemoteImageView universalImageProcessors] objectForKey:baseName];
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if (universalProcessor != nil)
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{
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return ^UIImage *(UIImage *source)
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{
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return universalProcessor(name, source);
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};
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}
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}
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return nil;
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}
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+ (void)setSharedCache:(TGCache *)cache
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{
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sharedCache = cache;
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}
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+ (TGCache *)sharedCache
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{
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return sharedCache;
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}
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#pragma mark - Implementation
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- (id)initWithFrame:(CGRect)frame
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{
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self = [super initWithFrame:frame];
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if (self)
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{
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_actionHandle = [[ASHandle alloc] initWithDelegate:self releaseOnMainThread:true];
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_fadeTransitionDuration = 0.14;
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_useCache = true;
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}
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return self;
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}
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- (void)dealloc
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{
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[_actionHandle reset];
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[self cancelLoading];
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}
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- (void)addGestureRecognizer:(UIGestureRecognizer *)gestureRecognizer
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{
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self.userInteractionEnabled = true;
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[super addGestureRecognizer:gestureRecognizer];
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}
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- (void)setFadeTransition:(bool)fadeTransition
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{
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if (fadeTransition != _fadeTransition)
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{
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if (fadeTransition && _placeholderView == nil)
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{
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_placeholderView = [[UIImageView alloc] init];
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_placeholderView.frame = CGRectMake(0, 0, self.bounds.size.width, self.bounds.size.height);
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_placeholderView.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight;
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[_placeholderView setContentMode:self.contentMode];
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[self addSubview:_placeholderView];
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}
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else if (!fadeTransition && _placeholderView != nil)
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{
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[_placeholderView removeFromSuperview];
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_placeholderView = nil;
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}
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_fadeTransition = fadeTransition;
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}
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}
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- (void)setContentMode:(UIViewContentMode)contentMode
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{
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if (_placeholderView != nil)
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[_placeholderView setContentMode:contentMode];
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[super setContentMode:contentMode];
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}
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- (void)setPlaceholderOverlay:(UIView *)placeholderOverlay
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{
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if (_placeholderOverlay != nil)
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{
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[_placeholderOverlay removeFromSuperview];
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_placeholderOverlay = nil;
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}
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_placeholderOverlay = placeholderOverlay;
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[_placeholderView addSubview:placeholderOverlay];
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}
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- (void)prepareForRecycle
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{
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[self cancelLoading];
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self.image = nil;
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if (_placeholderOverlay != nil)
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{
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[_placeholderOverlay removeFromSuperview];
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_placeholderOverlay = nil;
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}
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}
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- (void)prepareForReuse
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{
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[self cancelLoading];
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self.image = nil;
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}
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- (UIImage *)currentImage
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{
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return self.image;
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}
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- (UIImage *)currentPlaceholderImage
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{
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return _placeholderView.image;
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}
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- (void)tryFillCache:(NSMutableDictionary *)dict
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{
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if (_currentUrl == nil)
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return;
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UIImage *currentImage = [self currentImage];
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if (currentImage != nil)
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{
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NSString *key = _currentFilter == nil ? _currentUrl : [[NSString alloc] initWithFormat:@"{filter:%@}%@", _currentFilter, _currentUrl];
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if (key != nil)
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[dict setObject:currentImage forKey:key];
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}
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}
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- (void)loadImage:(UIImage *)image
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{
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[self cancelLoading];
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self.image = image;
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if (_placeholderView != nil)
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{
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[_placeholderView.layer removeAllAnimations];
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_placeholderView.image = nil;
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_placeholderView.hidden = true;
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_placeholderView.alpha = 0.0f;
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}
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}
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- (void)loadImage:(NSString *)url filter:(NSString *)filter placeholder:(UIImage *)placeholder
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{
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[self loadImage:url filter:filter placeholder:placeholder forceFade:false];
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}
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- (void)loadImage:(NSString *)url filter:(NSString *)filter placeholder:(UIImage *)placeholder forceFade:(bool)forceFade
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{
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[self cancelLoading];
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self.currentUrl = url;
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self.currentFilter = filter;
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TGCache *cache = _cache != nil ? _cache : [TGRemoteImageView sharedCache];
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NSString *trimmedUrl = url;
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NSArray *components = [trimmedUrl componentsSeparatedByString:@"_"];
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if (components.count >= 5)
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trimmedUrl = [NSString stringWithFormat:@"%@_%@_%@_%@", components[0], components[1], components[2], components[3]];
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NSString *cacheUrl = filter == nil ? trimmedUrl : [[NSString alloc] initWithFormat:@"{filter:%@}%@", filter, trimmedUrl];
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self.currentCacheUrl = cacheUrl;
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UIImage *image = [cache cachedImage:cacheUrl availability:TGCacheMemory];
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if (image == nil)
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image = [[TGImageManager instance] loadImageSyncWithUri:url canWait:false decode:true acceptPartialData:false asyncTaskId:NULL progress:nil partialCompletion:nil completion:nil];
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if (image == nil && (_contentHints & TGRemoteImageContentHintLoadFromDiskSynchronously))
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{
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UIImage *managerImage = [[TGImageManager instance] loadImageSyncWithUri:url canWait:true decode:filter == nil acceptPartialData:false asyncTaskId:NULL progress:nil partialCompletion:nil completion:nil];
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if (managerImage == nil)
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managerImage = [cache cachedImage:url availability:TGCacheDisk];
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if (managerImage != nil)
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{
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if (filter != nil)
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{
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TGImageProcessor procesor = [TGRemoteImageView imageProcessorForName:filter];
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if (procesor != nil)
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image = procesor(managerImage);
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}
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else
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image = managerImage;
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}
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}
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if (image != nil)
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{
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if (_contentHints & TGRemoteImageContentHintSaveToGallery)
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{
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[ActionStageInstance() requestActor:[[NSString alloc] initWithFormat:@"/tg/checkImageStored/(%lu)", (unsigned long)[url hash]] options:[[NSDictionary alloc] initWithObjectsAndKeys:url, @"url", nil] watcher:self];
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}
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if (forceFade)
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{
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self.image = image;
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if (_placeholderView != nil)
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{
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[_placeholderView.layer removeAllAnimations];
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UIView *placeholderView = _placeholderView;
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_placeholderView.alpha = 1.0f;
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_placeholderView.hidden = false;
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if (placeholder != nil)
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_placeholderView.image = placeholder;
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[UIView animateWithDuration:_fadeTransitionDuration animations:^{
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placeholderView.alpha = 0.0f;
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} completion:^(BOOL finished)
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{
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if (finished)
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placeholderView.hidden = true;
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}];
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}
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}
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else
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{
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self.image = image;
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if (_placeholderView != nil)
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{
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[_placeholderView.layer removeAllAnimations];
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_placeholderView.image = nil;
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_placeholderView.hidden = true;
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_placeholderView.alpha = 0.0f;
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}
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}
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if (_progressHandler)
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_progressHandler(self, 1.0f);
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}
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else
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{
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if (_allowThumbnailCache)
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{
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UIImage *thumbnail = [cache cachedThumbnail:cacheUrl];
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if (thumbnail != nil)
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placeholder = thumbnail;
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}
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if (_placeholderView != nil)
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{
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self.image = nil;
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[_placeholderView.layer removeAllAnimations];
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_placeholderView.image = placeholder;
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_placeholderView.hidden = false;
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_placeholderView.alpha = 1.0f;
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}
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else
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{
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self.image = placeholder;
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}
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if (filter != nil)
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self.path = [NSString stringWithFormat:@"/img/({filter:%@}%@)", filter, url];
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else
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self.path = [NSString stringWithFormat:@"/img/(%@)", url];
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NSMutableDictionary *options = [[NSMutableDictionary alloc] initWithObjectsAndKeys:[NSNumber numberWithInt:_cancelTimeout], @"cancelTimeout", cache, @"cache", [NSNumber numberWithBool:_useCache], @"useCache", [NSNumber numberWithBool:_allowThumbnailCache], @"allowThumbnailCache", [[NSNumber alloc] initWithInt:_contentHints], @"contentHints", nil];
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if (_userProperties != nil)
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[options setObject:_userProperties forKey:@"userProperties"];
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if (_contentHints & TGRemoteImageContentHintBlurRemote)
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options[@"blurIfRemote"] = @(true);
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[ActionStageInstance() requestActor:self.path options:options watcher:self];
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}
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}
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- (void)loadPlaceholder:(UIImage *)placeholder
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{
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if (!_placeholderView.hidden)
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_placeholderView.image = placeholder;
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}
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- (void)cancelLoading
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{
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if (self.path != nil)
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{
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ASHandle *actionHandle = _actionHandle;
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NSString *path = self.path;
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[ActionStageInstance() dispatchOnStageQueue:^
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{
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[ActionStageInstance() removeWatcherByHandle:actionHandle fromPath:path];
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}];
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self.image = nil;
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if (_placeholderView != nil)
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{
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[_placeholderView.layer removeAllAnimations];
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}
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self.path = nil;
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}
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self.currentUrl = nil;
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self.currentFilter = nil;
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}
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+ (UIImage *)imageFromCache:(NSString *)url filter:(NSString *)filter cache:(TGCache *)cache
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{
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TGCache *usingCache = cache != nil ? cache : [TGRemoteImageView sharedCache];
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UIImage *image = nil;
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if (filter == nil)
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image = [usingCache cachedImage:url availability:TGCacheMemory];
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else
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image = [usingCache cachedImage:[[NSString alloc] initWithFormat:@"{filter:%@}%@", filter, url] availability:TGCacheMemory];
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return image;
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}
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+ (NSString *)preloadImage:(NSString *)url filter:(NSString *)filter blurIfRemote:(bool)blurIfRemote cache:(TGCache *)cache allowThumbnailCache:(bool)allowThumbnailCache watcher:(id<ASWatcher>)watcher
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{
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TGCache *usingCache = cache != nil ? cache : [TGRemoteImageView sharedCache];
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UIImage *image = nil;
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if (filter == nil)
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image = [usingCache cachedImage:url availability:TGCacheMemory];
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else
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image = [usingCache cachedImage:[[NSString alloc] initWithFormat:@"{filter:%@}%@", filter, url] availability:TGCacheMemory];
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if (image == nil)
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{
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NSString *path = nil;
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if (filter != nil)
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path = [NSString stringWithFormat:@"/img/({filter:%@}%@)", filter, url];
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else
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path = [NSString stringWithFormat:@"/img/(%@)", url];
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NSDictionary *options = [NSDictionary dictionaryWithObjectsAndKeys:[NSNumber numberWithInt:0], @"cancelTimeout", usingCache, @"cache", [NSNumber numberWithBool:allowThumbnailCache], @"forceMemoryCache", @(TG_CACHE_INPLACE), @"allowThumbnailCache", @(blurIfRemote), @"blurIfRemote", nil];
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[ActionStageInstance() requestActor:path options:options watcher:watcher];
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return path;
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}
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return nil;
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}
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- (void)actorMessageReceived:(NSString *)path messageType:(NSString *)messageType message:(id)message
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{
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if ([messageType isEqualToString:@"progress"])
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{
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dispatch_async(dispatch_get_main_queue(), ^
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{
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if (_progressHandler == nil)
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return;
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if (self.path != nil && [path isEqualToString:self.path])
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{
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if (_progressHandler)
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_progressHandler(self, [message floatValue]);
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}
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});
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}
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}
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- (void)actorReportedProgress:(NSString *)path progress:(float)progress
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{
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dispatch_async(dispatch_get_main_queue(), ^
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{
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if (_progressHandler == nil)
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return;
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if (self.path != nil && [path isEqualToString:self.path])
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{
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if (_progressHandler)
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_progressHandler(self, progress);
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}
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});
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}
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- (void)actorCompleted:(int)resultCode path:(NSString *)path result:(id)result
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{
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dispatch_async(dispatch_get_main_queue(), ^
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{
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if (self.path != nil && [path isEqualToString:self.path])
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{
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if (resultCode == ASStatusSuccess && result != nil)
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{
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if (_contentHints & TGRemoteImageContentHintSaveToGallery)
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{
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[ActionStageInstance() requestActor:[[NSString alloc] initWithFormat:@"/tg/checkImageStored/(%lu)", (unsigned long)[self.currentUrl hash]] options:[[NSDictionary alloc] initWithObjectsAndKeys:self.currentUrl, @"url", nil] watcher:self];
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}
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UIImage *image = ((SGraphObjectNode *)result).object;
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if (image != nil)
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{
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#if TG_CACHE_INPLACE
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if (_useCache)
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{
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TGCache *cache = _cache != nil ? _cache : [TGRemoteImageView sharedCache];
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[cache cacheImage:image withData:nil url:self.currentCacheUrl availability:TGCacheMemory];
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}
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#endif
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self.image = image;
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if (_placeholderView != nil)
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{
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//[_placeholderView.layer removeAllAnimations];
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if (_fadeTransitionDuration < FLT_EPSILON)
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{
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_placeholderView.alpha = 0.0f;
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_placeholderView.hidden = true;
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}
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else
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{
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UIView *placeholderView = _placeholderView;
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[UIView animateWithDuration:_fadeTransitionDuration animations:^
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{
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placeholderView.alpha = 0.0f;
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} completion:^(BOOL finished)
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{
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if (finished)
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placeholderView.hidden = true;
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}];
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}
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}
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}
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}
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else
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{
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self.currentUrl = nil;
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self.currentFilter = nil;
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}
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if (_progressHandler)
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_progressHandler(self, 1.0f);
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self.path = nil;
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}
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/*else if (self.path != nil && ![path isEqualToString:self.path])
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{
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TGLegacyLog(@"Received wrong path: <<<%@>>> vs <<<%@>>>", self.path, path);
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}*/
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});
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}
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||||
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||||
@end
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||||
Reference in New Issue
Block a user