@interface HKAudiogramAnnotationViewDataSource : NSObject <HKInteractiveChartAnnotationViewDataSourceProtocol> { void /* unknown type, empty encoding */ currentDateView; void /* unknown type, empty encoding */ keyValuePairs; void /* unknown type, empty encoding */ applicationItems; void /* unknown type, empty encoding */ hearingSensitivityFormatter; void /* unknown type, empty encoding */ averageSensitivityFormatter; } - (id)init; - (void).cxx_destruct; - (BOOL)showSeparators; - (id)dateViewWithOrientation:(long long)a0; - (id)leftMarginViewWithOrientation:(long long)a0; - (long long)numberOfValuesForAnnotationView:(id)a0; - (BOOL)reverseColumnsInRightToLeftLayoutDirection; - (id)valueViewForColumnAtIndex:(long long)a0 orientation:(long long)a1; - (id)initWithApplicationItems:(id)a0; - (void)updateWithPointSelectionContexts:(id)a0 date:(id)a1 isAverage:(BOOL)a2; @end