@interface HKTimePeriodDisplayTypeValueFormatter : HKDisplayTypeValueFormatter - (id)stringFromValue:(id)a0 displayType:(id)a1 unitController:(id)a2; - (id)attributedStringFromValue:(id)a0 displayType:(id)a1 unitController:(id)a2 valueFont:(id)a3 unitFont:(id)a4; - (id)attributedStringFromValue:(id)a0 displayType:(id)a1 unitController:(id)a2 valueFont:(id)a3 unitFont:(id)a4 formatForChart:(BOOL)a5; - (id)attributedStringFromValue:(id)a0 roundToHours:(BOOL)a1 displayType:(id)a2 unitController:(id)a3 valueFont:(id)a4 unitFont:(id)a5 formatForChart:(BOOL)a6; - (id)attributedStringFromValue:(id)a0 roundToHours:(BOOL)a1 displayType:(id)a2 unitController:(id)a3 valueFont:(id)a4 unitFont:(id)a5 formatForChart:(BOOL)a6 usePerDayFormatting:(BOOL)a7; @end