@interface HealthUI.CalendarViewLayout : UICollectionViewFlowLayout { void /* unknown type, empty encoding */ calendar; void /* unknown type, empty encoding */ numberOfDaysPerWeek; void /* unknown type, empty encoding */ itemHeight; void /* unknown type, empty encoding */ minimumSectionInsets; void /* unknown type, empty encoding */ overlays; } @property (class, nonatomic, readonly) Class layoutAttributesClass; @property (class, nonatomic, readonly) Class invalidationContextClass; - (BOOL)shouldInvalidateLayoutForBoundsChange:(struct CGRect { struct CGPoint { double x0; double x1; } x0; struct CGSize { double x0; double x1; } x1; })a0; - (id)invalidationContextForBoundsChange:(struct CGRect { struct CGPoint { double x0; double x1; } x0; struct CGSize { double x0; double x1; } x1; })a0; - (void)invalidateLayoutWithContext:(id)a0; - (void)prepareLayout; - (id)layoutAttributesForElementsInRect:(struct CGRect { struct CGPoint { double x0; double x1; } x0; struct CGSize { double x0; double x1; } x1; })a0; - (id)init; - (id)layoutAttributesForDecorationViewOfKind:(id)a0 atIndexPath:(id)a1; - (void).cxx_destruct; - (id)initWithCoder:(id)a0; @end