@class NSShadow; @interface PXStoryMemoryFeedItemExtendedTraitCollection : PXStoryExtendedTraitCollection { double _viewportCornerRadius; NSShadow *_viewportShadow; long long _userInterfaceFeature; double _bottomTitleContentOffset; } @property (readonly, nonatomic) BOOL isFullscreen; - (id)viewportShadow; - (double)bottomTitleContentOffset; - (long long)userInterfaceFeature; - (double)viewportCornerRadius; - (id)initWithSpecManager:(id)a0 initialReferenceSize:(struct CGSize { double x0; double x1; })a1 isFullscreen:(BOOL)a2; - (void).cxx_destruct; @end