@class HKFixedValueDateSpanDataSource; @protocol HKDateRangeDataUpdateDelegate; @interface _HKFixedValueDateSpanDelegate : NSObject <HKDateRangeDataSourceDelegate> @property (weak, nonatomic) HKFixedValueDateSpanDataSource *fixedValueDateSpanDataSource; @property (weak, nonatomic) id<HKDateRangeDataUpdateDelegate> updateCallbackDelegate; - (void).cxx_destruct; - (void)setUpdateDelegate:(id)a0; - (id)dataForDateRange:(id)a0 timeScope:(long long)a1; @end