@class UIView, _UIHyperInteractor, _UIHyperAsymmetricExtender, NSString, _UIHyperrectangle, UIPanGestureRecognizer, _UIHyperregionUnion, NSMutableArray, _UIHyperOutOfProcessViewAnimator;
@protocol _UISheetInteractionDelegate, NSObject;

@interface _UISheetInteraction : NSObject <_UIScrollViewScrollableAncestor, UIPanGestureRecognizerDelegateInternal, _UIHyperInteractorDelegate, _UIHyperOutOfProcessViewAnimatorDelegate, UIInteraction> {
    struct { unsigned char sheetInteractionShouldInteractWithQuicklyScrollingDescendentScrollView : 1; } _delegateFlags;
}

@property (weak, nonatomic) UIView *view;
@property (readonly, nonatomic) NSMutableArray *registeredPanGestureRecognizers;
@property (readonly, nonatomic) UIPanGestureRecognizer *backgroundGestureRecognizer;
@property (readonly, nonatomic) _UIHyperInteractor *interactor;
@property (readonly, nonatomic) NSMutableArray *detentPoints;
@property (readonly, nonatomic) _UIHyperregionUnion *detentUnion;
@property (readonly, nonatomic) _UIHyperrectangle *detentContinuum;
@property (readonly, nonatomic) _UIHyperAsymmetricExtender *extender;
@property (readonly, nonatomic) _UIHyperOutOfProcessViewAnimator *animator;
@property (retain, nonatomic) id<NSObject> dragSource;
@property (nonatomic, getter=isGeneratingAnimations) BOOL generatingAnimations;
@property (nonatomic) long long indexOfCurrentDetent;
@property (copy, nonatomic) id /* block */ numberOfDetentsGetter;
@property (copy, nonatomic) id /* block */ detentGetter;
@property (copy, nonatomic) id /* block */ indexOfCurrentDetentGetter;
@property (nonatomic) BOOL scrollingExpandsToLargerDetentWhenScrolledToEdge;
@property (nonatomic, getter=isEnabled) BOOL enabled;
@property (nonatomic, getter=isScrollInteractionEnabled) BOOL scrollInteractionEnabled;
@property (readonly, nonatomic, getter=isDragging) BOOL dragging;
@property (readonly, nonatomic) struct CGPoint { double x0; double x1; } currentOffset;
@property (copy, nonatomic) id /* block */ currentOffsetWasInvalidated;
@property (readonly, nonatomic) struct CGPoint { double x0; double x1; } currentVelocity;
@property (copy, nonatomic) id /* block */ rubberBandExtentBeyondMinimumOffsetGetter;
@property (copy, nonatomic) id /* block */ rubberBandExtentBeyondMaximumOffsetGetter;
@property (readonly, nonatomic) struct CGPoint { double x0; double x1; } attachmentPoint;
@property (weak, nonatomic) id<_UISheetInteractionDelegate> delegate;
@property (readonly) unsigned long long hash;
@property (readonly) Class superclass;
@property (readonly, copy) NSString *description;
@property (readonly, copy) NSString *debugDescription;

- (void)handlePan:(id)a0;
- (id)init;
- (void)invalidateRubberBandExtentBeyondMinimumOffset;
- (BOOL)_panGestureRecognizer:(id)a0 shouldTryToBeginHorizontallyWithEvent:(id)a1;
- (void)sendCurrentOffsetDidChange;
- (BOOL)_descendentScrollView:(id)a0 shouldPreserveStartOffset:(struct CGPoint { double x0; double x1; })a1;
- (void)_animateWithParameters:(id)a0 animations:(id /* block */)a1;
- (BOOL)gestureRecognizer:(id)a0 shouldReceiveTouch:(id)a1;
- (void)invalidateIndexOfCurrentDetent;
- (void)draggingChangedInSource:(id)a0 withTranslation:(struct CGPoint { double x0; double x1; })a1 velocity:(struct CGPoint { double x0; double x1; })a2 animateChange:(BOOL)a3;
- (void)draggingBeganFromSource:(id)a0 withRubberBandCoefficient:(double)a1;
- (void)didMoveToView:(id)a0;
- (void)willMoveToView:(id)a0;
- (void)invalidateDetents;
- (void)_hyperInteractorApplyPresentationPoint:(id)a0;
- (void)unregisterPanGestureRecognizer:(id)a0;
- (void)registerPanGestureRecognizer:(id)a0;
- (void)_descendentScrollViewDidEndDragging:(id)a0;
- (void)invalidateRubberBandExtentBeyondMaximumOffset;
- (BOOL)isUnconstrainedOffsetBeyondSideOrTopExtentInverted:(BOOL)a0;
- (void)cancelDraggingIfNeeded;
- (BOOL)_shouldInteractWithDescendentScrollView:(id)a0 startOffset:(struct CGPoint { double x0; double x1; })a1 maxTopOffset:(double)a2;
- (void).cxx_destruct;
- (void)draggingEndedInSource:(id)a0;
- (void)_hyperOutOfProcessViewAnimator:(id)a0 getPresentationPointForInterruptedAnimation:(double *)a1;
- (void)draggingCancelledInSource:(id)a0;
- (BOOL)delegateAllowsInteractWithQuicklyScrollingDescendentScrollView;
- (struct CGPoint { double x0; double x1; })_scrollView:(id)a0 adjustedUnconstrainedOffsetForUnconstrainedOffset:(struct CGPoint { double x0; double x1; })a1 startOffset:(struct CGPoint { double x0; double x1; })a2 horizontalVelocity:(inout double *)a3 verticalVelocity:(inout double *)a4 animator:(out id *)a5;
- (BOOL)_panGestureRecognizer:(id)a0 shouldTryToBeginVerticallyWithEvent:(id)a1;
- (void)_descendentScrollViewDidCancelDragging:(id)a0;
- (BOOL)_descendentScrollViewShouldScrollHorizontally:(id)a0;
- (BOOL)gestureRecognizer:(id)a0 shouldRequireFailureOfGestureRecognizer:(id)a1;
- (BOOL)_descendentScrollViewShouldScrollVertically:(id)a0;
- (id)_currentDragPanGesture;
- (void)updateRegisteredPanGestureRecognizerEnabled:(id)a0;

@end