@class NSMutableDictionary; @interface PUDoubleHeightHorizontalAlbumListGadgetLayout : PUHorizontalAlbumListGadgetLayout @property (readonly, nonatomic) NSMutableDictionary *layoutAttributesByIndexPath; - (struct CGSize { double x0; double x1; })collectionViewContentSize; - (id)layoutAttributesForElementsInRect:(struct CGRect { struct CGPoint { double x0; double x1; } x0; struct CGSize { double x0; double x1; } x1; })a0; - (id)layoutAttributesForItemAtIndexPath:(id)a0; - (id)initWithHorizontalLayoutDelegate:(id)a0 showsHorizontalScrollIndicator:(BOOL)a1; - (void)_adjustLayoutAttributes:(id)a0; - (void).cxx_destruct; - (BOOL)prefersPagingEnabled; - (void)invalidateLayout; @end