dcdatetimesub.f90 File Reference

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Functions/Subroutines
type(dc_datetime) function	dcdatetime_sub_tf (time, diff)
type(dc_difftime) function	dcdatetime_sub_tt (time1, time2)
type(dc_difftime) function	dcdatetime_sub_ff (diff1, diff2)
type(dc_difftime) function	dcdatetime_sub_fd (diff, sec)
type(dc_difftime) function	dcdatetime_sub_fr (diff, sec)
type(dc_difftime) function	dcdatetime_sub_fi (diff, sec)

Function/Subroutine Documentation

dcdatetime_sub_fd()

type(dc_difftime) function dcdatetime_sub_fd	(	type(dc_difftime), intent(in)	diff,
		real(dp), intent(in)	sec
	)

Definition at line 75 of file dcdatetimesub.f90.

    use dc_date_internal, only: dcdate_normalize
    use dc_date_types, only: dc_datetime, dc_difftime
    use dc_scaledsec, only: operator(-)
    use dc_types, only: dp
    implicit none
    type(DC_DIFFTIME):: result
    type(DC_DIFFTIME), intent(in):: diff
    real(DP), intent(in):: sec
  continue
    result % mon = diff % mon
    result % day = diff % day
    result % sec = diff % sec - sec
    result % day_seconds = diff % day_seconds
    call dcdate_normalize(result % day, result % sec, result % day_seconds, result % nondim_flag)

References dc_date_internal::dcdate_normalize(), and dc_types::dp.

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dcdatetime_sub_ff()

type(dc_difftime) function dcdatetime_sub_ff	(	type(dc_difftime), intent(in)	diff1,
		type(dc_difftime), intent(in)	diff2
	)

Definition at line 59 of file dcdatetimesub.f90.

    use dc_date_internal, only: dcdate_normalize, dcdate_nondimcheck
    use dc_date_types, only: dc_datetime, dc_difftime
    use dc_scaledsec, only: operator(-)
    implicit none
    type(DC_DIFFTIME):: result
    type(DC_DIFFTIME), intent(in):: diff1, diff2
  continue
    result % mon = diff1 % mon - diff2 % mon
    result % day = diff1 % day - diff2 % day
    result % sec = diff1 % sec - diff2 % sec
    result % day_seconds = diff1 % day_seconds
    call dcdate_nondimcheck('dc_date#operator(-)', diff1, diff2, result)
    call dcdate_normalize(result % day, result % sec, result % day_seconds, result % nondim_flag)

References dc_date_internal::dcdate_nondimcheck(), and dc_date_internal::dcdate_normalize().

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dcdatetime_sub_fi()

type(dc_difftime) function dcdatetime_sub_fi	(	type(dc_difftime), intent(in)	diff,
		integer, intent(in)	sec
	)

Definition at line 105 of file dcdatetimesub.f90.

    use dc_date_generic, only: operator(-)
    use dc_date_types, only: dc_datetime, dc_difftime
    use dc_scaledsec, only: operator(-)
    use dc_types, only: dp
    implicit none
    type(DC_DIFFTIME):: result
    type(DC_DIFFTIME), intent(in):: diff
    integer, intent(in):: sec
  continue
    result = diff - real( sec, dp )

References dc_types::dp.

dcdatetime_sub_fr()

type(dc_difftime) function dcdatetime_sub_fr	(	type(dc_difftime), intent(in)	diff,
		real, intent(in)	sec
	)

Definition at line 92 of file dcdatetimesub.f90.

    use dc_date_generic, only: operator(-)
    use dc_date_types, only: dc_datetime, dc_difftime
    use dc_scaledsec, only: operator(-)
    use dc_types, only: dp
    implicit none
    type(DC_DIFFTIME):: result
    type(DC_DIFFTIME), intent(in):: diff
    real, intent(in):: sec
  continue
    result = diff - real( sec, dp )

References dc_types::dp.

dcdatetime_sub_tf()

type(dc_datetime) function dcdatetime_sub_tf	(	type(dc_datetime), intent(in)	time,
		type(dc_difftime), intent(in)	diff
	)

Definition at line 10 of file dcdatetimesub.f90.

    !
    ! 2 つの日時 (DC_DATETIME 型) もしくは
    ! 日時差 (DC_DIFFTIME 型)の減算を行います.
    !
    use dc_date_generic, only: eval, dcdatetimecreate
    use dc_date_types, only: dc_datetime, dc_difftime
    use dc_scaledsec, only: dc_scaled_sec, &
      & operator(<), operator(>), operator(<=), operator(>=), &
      & operator(+), operator(-), operator(*), operator(/), &
      & modulo, int, abs, sign
    implicit none
    type(DC_DATETIME):: result
    type(DC_DATETIME), intent(in):: time
    type(DC_DIFFTIME), intent(in):: diff
    type(DC_SCALED_SEC):: time_year, time_mon, time_day, time_sec
    integer:: time_caltype
    character(6):: time_zone
  continue
    call eval(time, &
      & sclyear = time_year, sclmon = time_mon, sclday = time_day, &
      & sclsec = time_sec, caltype = time_caltype, zone = time_zone )
    call dcdatetimecreate(result, &
      & sclyear = time_year, &
      & sclmon = time_mon - diff % mon, &
      & sclday = time_day - diff % day, &
      & sclsec = time_sec - diff % sec, &
      & caltype = time_caltype, zone = time_zone)

References dc_date_types::caltype.

dcdatetime_sub_tt()

type(dc_difftime) function dcdatetime_sub_tt	(	type(dc_datetime), intent(in)	time1,
		type(dc_datetime), intent(in)	time2
	)

Definition at line 40 of file dcdatetimesub.f90.

    use dc_date_generic, only: evalsclsec, zonetodiff, operator(-)
    use dc_date_types, only: dc_datetime, dc_difftime
    use dc_date_internal, only: dcdate_normalize
    use dc_scaledsec, only: dc_scaled_sec, &
      & operator(<), operator(>), operator(<=), operator(>=), &
      & operator(+), operator(-), operator(*), operator(/), &
      & modulo, int, abs, sign
    implicit none
    type(DC_DIFFTIME):: result
    type(DC_DATETIME), intent(in):: time1, time2
  continue
    result % day = time1 % day - time2 % day
    result % sec = time1 % sec - time2 % sec &
      & + evalsclsec(zonetodiff(time1 % zone) - zonetodiff(time2 % zone))
    result % day_seconds = time1 % day_seconds
    call dcdate_normalize(result % day, result % sec, result % day_seconds, result % nondim_flag)

References dc_date_internal::dcdate_normalize().

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