@class PXGLayout, PXScrollViewController, UIView; @protocol PXGHitTestEnvironment; @interface PXGInteraction : NSObject @property (weak, nonatomic) PXGLayout *layout; @property (weak, nonatomic) UIView<PXGHitTestEnvironment> *view; @property (weak, nonatomic) PXScrollViewController *scrollViewController; - (void)viewDidChange; - (void).cxx_destruct; - (void)scrollViewControllerDidChange; - (void)layoutDidChange; - (void)viewWillChange; @end