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Merge pull request #2323 from dreampiggy/feature_FLAnimatedImageVIewOptimizationLevel 

Add optimalFrameCacheSize && predrawingEnabled options for FLAnimatedImage
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DreamPiggy 2018-05-30 21:58:55 +08:00 committed by GitHub
parent 6661575432 e9527b393a
commit dfe010273a
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 48 additions and 1 deletions
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14
SDWebImage/FLAnimatedImage/FLAnimatedImageView+WebCache.h
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@ -38,6 +38,20 @@
*/
@interface FLAnimatedImageView (WebCache)
/**
* Optimal frame cache size of FLAnimatedImage during initializer. (1.0.11 version later)
* This value will help you set `optimalFrameCacheSize` arg of FLAnimatedImage initializer after image load.
* Defaults to 0.
*/
@property (nonatomic, assign) NSUInteger sd_optimalFrameCacheSize;
/**
* Predrawing control of FLAnimatedImage during initializer. (1.0.11 version later)
* This value will help you set `predrawingEnabled` arg of FLAnimatedImage initializer after image load.
* Defaults to YES.
*/
@property (nonatomic, assign) BOOL sd_predrawingEnabled;
/**
* Load the image at the given url (either from cache or download) and load it in this imageView. It works with both static and dynamic images
* The download is asynchronous and cached.

35
SDWebImage/FLAnimatedImage/FLAnimatedImageView+WebCache.m
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@ -29,6 +29,33 @@
@implementation FLAnimatedImageView (WebCache)
// These property based options will moved to `SDWebImageContext` in 5.x, to allow per-image-request level options instead of per-imageView-level options
- (NSUInteger)sd_optimalFrameCacheSize {
NSUInteger optimalFrameCacheSize = 0;
NSNumber *value = objc_getAssociatedObject(self, @selector(sd_optimalFrameCacheSize));
if ([value isKindOfClass:[NSNumber class]]) {
optimalFrameCacheSize = value.unsignedShortValue;
}
return optimalFrameCacheSize;
}
- (void)setSd_optimalFrameCacheSize:(NSUInteger)sd_optimalFrameCacheSize {
objc_setAssociatedObject(self, @selector(sd_optimalFrameCacheSize), @(sd_optimalFrameCacheSize), OBJC_ASSOCIATION_RETAIN_NONATOMIC);
}
- (BOOL)sd_predrawingEnabled {
BOOL predrawingEnabled = YES;
NSNumber *value = objc_getAssociatedObject(self, @selector(sd_predrawingEnabled));
if ([value isKindOfClass:[NSNumber class]]) {
predrawingEnabled = value.boolValue;
}
return predrawingEnabled;
}
- (void)setSd_predrawingEnabled:(BOOL)sd_predrawingEnabled {
objc_setAssociatedObject(self, @selector(sd_predrawingEnabled), @(sd_predrawingEnabled), OBJC_ASSOCIATION_RETAIN_NONATOMIC);
}
- (void)sd_setImageWithURL:(nullable NSURL *)url {
[self sd_setImageWithURL:url placeholderImage:nil options:0 progress:nil completed:nil];
}
@ -83,7 +110,13 @@
weakSelf.animatedImage = nil;
// Secondly create FLAnimatedImage in global queue because it's time consuming, then set it back
dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_HIGH, 0), ^{
FLAnimatedImage *animatedImage = [FLAnimatedImage animatedImageWithGIFData:imageData];
FLAnimatedImage *animatedImage;
// Compatibility in 4.x for lower version FLAnimatedImage.
if ([FLAnimatedImage respondsToSelector:@selector(initWithAnimatedGIFData:optimalFrameCacheSize:predrawingEnabled:)]) {
animatedImage = [[FLAnimatedImage alloc] initWithAnimatedGIFData:imageData optimalFrameCacheSize:self.sd_optimalFrameCacheSize predrawingEnabled:self.sd_predrawingEnabled];
} else {
animatedImage = [[FLAnimatedImage alloc] initWithAnimatedGIFData:imageData];
}
dispatch_async(dispatch_get_main_queue(), ^{
image.sd_FLAnimatedImage = animatedImage;
weakSelf.animatedImage = animatedImage;