@class HKHealthStore, HKHealthQueryChartCacheDataSource, NSDate, NSDateComponents; @interface HKChartQueryDataGenerationOperation : HKChartCacheFetchOperation { HKHealthStore *_healthStore; HKHealthQueryChartCacheDataSource *_dataSource; NSDate *_startDate; NSDate *_endDate; NSDateComponents *_statisticsInterval; id /* block */ _clientCompletion; id /* block */ _fetchOperationManager; id /* block */ _cancelHandler; } - (void).cxx_destruct; - (void)completedWithResults:(id)a0 error:(id)a1; - (id)initWithHealthStore:(id)a0 dataSource:(id)a1 startDate:(id)a2 endDate:(id)a3 statisticsInterval:(id)a4 operationDescription:(id)a5 completion:(id /* block */)a6; - (void)startOperationWithCompletion:(id /* block */)a0; - (void)stopOperation; @end