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# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Library General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Library General Public License for more details.
#
# You should have received a copy of the GNU Library General
# Public License along with this library; if not, write to the
# Free Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
# Copyrights (C)
# for this R-port:
# 1999 - Diethelm Wuertz, GPL
# 2007 - Rmetrics Foundation, GPL
# Diethelm Wuertz <wuertz@phys.ethz.ch>
# www.rmetrics.org
# for the code accessed (or partly included) from other R-ports:
# see R's copyright and license files
# for the code accessed (or partly included) from contributed R-ports
# and other sources
# see Rmetrics's copyright file
################################################################################
# MEHODS: DESCRIPTION:
# round.timeDate Rounds objects of class 'timeDate'
# trunc.timeDate Truncates objects of class 'timeDate'
################################################################################
round.timeDate =
function(x, digits = c("days", "hours", "mins"))
{ # A function implemented by Diethelm Wuertz
# Note:
# round.timeDate(x, units = c("days", "hours", "mins")) # FAILS !!!
# FUNCTION:
# Get Units:
units = match.arg(digits)
# Use:
lt = round.POSIXt(x@Data, units = units)
ans = timeDate(lt, zone = x@FinCenter, FinCenter = x@FinCenter)
# Return Value:
ans
}
# ------------------------------------------------------------------------------
trunc.timeDate =
function(x, units = c("days", "hours", "mins"), ...)
{ # A function implemented by Diethelm Wuertz
# FUNCTION:
# Get Units:
units = match.arg(units)
# Sorting under GMT is not what we want!
# GMT = timeDate(x, zone = x@FinCenter, FinCenter = "GMT")
# lt = trunc.POSIXt(GMT@Data, units = units)
# ans = timeDate(lt, zone = "GMT", FinCenter = x@FinCenter)
# Use:
lt = trunc.POSIXt(x@Data, units = units)
ans = timeDate(lt, zone = x@FinCenter, FinCenter = x@FinCenter)
# Return Value:
ans
}
################################################################################
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