#include namespace scwx { namespace qt { namespace util { std::chrono::sys_days SysDays(const QDate& date) { using namespace std::chrono; using sys_days = time_point; constexpr auto julianEpoch = sys_days {-4713y / November / 24d}; return std::chrono::sys_days(std::chrono::days(date.toJulianDay()) + julianEpoch); } local_days LocalDays(const QDate& date) { #if (__cpp_lib_chrono >= 201907L) using namespace std::chrono; #else using namespace date; #endif auto yearMonthDay = year_month_day(year(date.year()), month(date.month()), day(date.day())); return local_days(yearMonthDay); } } // namespace util } // namespace qt } // namespace scwx