1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137
|
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program 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 General Public License for more details.
#
# A copy of the GNU General Public License is available at
# ../../COPYING
################################################################################
# FUNCTION: DESCRIPTION:
# time,timeSeries Extracs time positions from a 'timeSeries'
# time<- Defines S3 UseMethod
# time<-.timeSeries ... to avoid problems with zoo
# seriesPositions Deprecated, use time
# newPositions<- Deprecated, use time<-
################################################################################
.time.timeSeries <- function(x, ...)
{
# A function implemented by Diethelm Wuertz and Yohan Chalabi
# Description:
# Extracs time positions from a 'timeSeries'
# Arguments:
# x - a 'timeSeries' object.
# Value:
# Returns a time resampled object of class 'timeSeries'.
# FUNCTION:
if (length(x@positions)>0)
timeDate(x@positions, zone = "GMT",
FinCenter = x@FinCenter)
else
seq.int(NROW(x))
}
setMethod("time", "timeSeries",
function(x, ...) .time.timeSeries(x, ...))
# until UseMethod dispatches S4 methods in 'base' functions
time.timeSeries <- function(x, ...) .time.timeSeries(x, ...)
# ------------------------------------------------------------------------------
`time<-` <-
function(x, value)
{
UseMethod("time<-")
}
# ------------------------------------------------------------------------------
`time<-.timeSeries` <-
function(x, value)
{
# Note:
# to avoid conflict with zoo package
# Assign Rownames
rownames(x) <- value
x
}
## setMethod("time<-", "timeSeries", function(x, value)
## {
## rownames(x) <- value
## # Return
## x
## })
# ------------------------------------------------------------------------------
seriesPositions <-
function(object)
{
# A function implemented by Diethelm Wuertz
# Description:
# Extracts the positions of a 'timeSeries' objects and
# converts them to a 'timeDate' object.
# Arguments:
# object - a 'timeSeries' object
# Value:
# Returns 'timeSeries' positions as 'timeDate' objects.
# FUNCTION:
# Deprecated:
.Deprecated("time", package = "timeSeries")
# Return Value:
time(object)
}
# ------------------------------------------------------------------------------
"newPositions<-" <-
function(object, value)
{ # A function implemented by Diethelm Wuertz
# FUNCTION:
# Deprecated:
.Deprecated("time<-", "timeSeries")
# Assign Rownames:
rownames(object) <- value
# Return Value:
object
}
################################################################################
|