@class HKQuantity, NSDate; @interface HKElectrocardiogramBuilder : NSObject { struct map, std::allocator>> { struct __tree, std::__map_value_compare, std::less>, std::allocator>> { void *__begin_node_; struct __compressed_pair *>, std::allocator, void *>>> { struct __tree_end_node *> { void *__left_; } __value_; } __pair1_; struct __compressed_pair, std::less>> { unsigned long long __value_; } __pair3_; } __tree_; } _leads; HKQuantity *_averageHeartRate; unsigned long long _classification; } @property (copy, nonatomic) NSDate *startDate; @property (copy, nonatomic) HKQuantity *frequency; - (id).cxx_construct; - (void).cxx_destruct; - (void)addAverageHeartRate:(id)a0; - (void)addClassification:(unsigned long long)a0; - (void)addValue:(float)a0 lead:(long long)a1; - (id)finishWithDevice:(id)a0 metadata:(id)a1; - (id)initWithStartDate:(id)a0 frequency:(id)a1; @end