@class UIView, NSString, PXAssetsDataSource, PXNumberAnimator, PXPhotosLayoutSpec, NSDictionary, PXPhotosViewModel, PXSelectionSnapshot;
@protocol PXDisplayAssetFetchResult, PXPhotosBannerProvider, PXPhotosBannerView;
@interface PXPhotosKeyAssetSectionHeaderLayout : PXGLayout <PXGDisplayAssetSource, PXGStringSource, PXGViewSource, PXChangeObserver, PXPhotosBannerInvalidationDelegate, PXPhotosSectionedLayoutHeader> {
struct { unsigned long long needsUpdate; unsigned long long updated; BOOL isPerformingUpdate; BOOL willPerformUpdate; } _updateFlags;
struct { unsigned long long needsUpdate; unsigned long long updated; BOOL isPerformingUpdate; BOOL willPerformUpdate; } _postUpdateFlags;
id<PXDisplayAssetFetchResult> _keyAssetFetch;
unsigned short _keyAssetVersion;
unsigned short _titleVersion;
unsigned short _bannerVersion;
long long _currentBannerRequestVersion;
long long _desiredBannerRequestVersion;
PXNumberAnimator *_bannerAppearanceAnimator;
BOOL _isDisplayingBanner;
}
@property (copy, nonatomic) NSString *title;
@property (nonatomic) struct CGRect { struct CGPoint { double x; double y; } origin; struct CGSize { double width; double height; } size; } titleBaseFrame;
@property (copy, nonatomic) NSDictionary *titleAttributes;
@property (retain, nonatomic) UIView<PXPhotosBannerView> *bannerView;
@property (nonatomic) struct CGSize { double width; double height; } bannerViewSize;
@property (nonatomic) BOOL shouldHideBanner;
@property (readonly, nonatomic) PXPhotosViewModel *viewModel;
@property (retain, nonatomic) PXAssetsDataSource *dataSource;
@property (nonatomic) struct PXSimpleIndexPath { long long dataSourceIdentifier; long long section; long long item; long long subitem; } sectionIndexPath;
@property (retain, nonatomic) id<PXPhotosBannerProvider> bannerProvider;
@property (readonly) unsigned long long hash;
@property (readonly) Class superclass;
@property (readonly, copy) NSString *description;
@property (readonly, copy) NSString *debugDescription;
@property (retain, nonatomic) PXPhotosLayoutSpec *spec;
@property (nonatomic) BOOL isInSelectMode;
@property (retain, nonatomic) PXSelectionSnapshot *selectionSnapshot;
- (void)didUpdate;
- (id)initWithViewModel:(id)a0;
- (void)_updateContentSize;
- (Class)viewClassForSpriteAtIndex:(unsigned int)a0 inLayout:(id)a1;
- (void)observable:(id)a0 didChange:(unsigned long long)a1 context:(void *)a2;
- (void)willUpdate;
- (void)_invalidateTitle;
- (id)axSpriteIndexes;
- (void)update;
- (void)visibleRectDidChange;
- (unsigned long long)desiredPlaceholderStyleInLayout:(id)a0;
- (void)appearStateDidChange;
- (void)_invalidateContent;
- (id)attributedStringForSpriteAtIndex:(unsigned int)a0 inLayout:(id)a1;
- (id)stringAtIndex:(unsigned int)a0 inLayout:(id)a1;
- (void)_invalidateContentSize;
- (void)_updateContent;
- (void).cxx_destruct;
- (id)viewUserDataForSpriteAtIndex:(unsigned int)a0 inLayout:(id)a1;
- (long long)verticalAlignmentForStringAtIndex:(unsigned int)a0 inLayout:(id)a1;
- (id)displayAssetFetchResultForSpritesInRange:(struct _PXGSpriteIndexRange { unsigned int x0; unsigned int x1; })a0 inLayout:(id)a1;
- (void)_updateTitle;
- (void)referenceSizeDidChange;
- (id)stringAttributesAtIndex:(unsigned int)a0 inLayout:(id)a1;
- (struct CGRect { struct CGPoint { double x0; double x1; } x0; struct CGSize { double x0; double x1; } x1; })_bestCropRectForAspectRatio:(double)a0;
- (void)_bumpAssetVersion;
- (void)_bumpBannerVersion;
- (void)_bumpTitleVersion;
- (double)_floatOffset;
- (void)_invalidateAnimations;
- (void)_invalidateBannerRequest;
- (void)_invalidateBannerView;
- (void)_invalidateFloatParameters;
- (void)_invalidateKeyAssetFetch;
- (void)_invalidateTitleMetrics;
- (struct CGSize { double x0; double x1; })_keyAssetSize;
- (void)_loadBannerIfNecessary;
- (void)_transitionToBannerView:(id)a0 version:(long long)a1;
- (void)_updateAnimations;
- (void)_updateBannerView;
- (void)_updateFloatParameters;
- (void)_updateKeyAssetFetch;
- (void)_updateTitleMetrics;
- (void)photosBannerProviderInvalidateLoadedBanner:(id)a0;
@end