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# This R package 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 R package 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 R package; if not, write to the
# Free Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
################################################################################
# MEHODS: DESCRIPTION:
# round.timeDate Rounds objects of class 'timeDate'
# trunc.timeDate Truncates objects of class 'timeDate'
################################################################################
# ---------------------------------------------------------------------------- #
# Roxygen Tags
#' @export
# ---------------------------------------------------------------------------- #
round.timeDate <- function(x, digits = c("days", "hours", "mins"))
{
# A function implemented by Diethelm Wuertz
# and modified by Yohan Chalabi
# Note:
# round.timeDate(x, units = c("days", "hours", "mins")) # FAILS !!!
# FUNCTION:
# Get Units:
units <- match.arg(digits)
FinCenter <- finCenter(x)
# Use:
lt <- round.POSIXt(as.POSIXlt(x, tz = "GMT"), units = units)
ans <- timeDate(lt, zone = FinCenter, FinCenter = FinCenter)
# Return Value:
ans
}
# ---------------------------------------------------------------------------- #
# Roxygen Tags
#' @export
# ---------------------------------------------------------------------------- #
trunc.timeDate <- function(x, units = c("days", "hours", "mins"), ...)
{
# A function implemented by Diethelm Wuertz
# and modified by Yohan Chalabi
# FUNCTION:
# Get Units:
units = match.arg(units)
FinCenter <- finCenter(x)
# 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(as.POSIXlt(x, tz = "GMT"), units = units)
ans <- timeDate(lt, zone = FinCenter, FinCenter = FinCenter)
# Return Value:
ans
}
################################################################################
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