#
# xts: eXtensible time-series
#
# Copyright (C) 2008 Jeffrey A. Ryan jeff.a.ryan @ gmail.com
#
# Contributions from Joshua M. Ulrich
#
# 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 3 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.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
as.numeric.xts <- function(x, drop=TRUE, ...)
{
if(drop)
return(as.numeric(coredata(x)))
.xts(matrix(as.numeric(coredata(x)),ncol=NCOL(x)), .index(x))
}
as.xts.numeric <-
function(x,order.by,dateFormat="POSIXct",frequency=NULL,...) {
# jmu
if(missing(order.by)) {
if(is.null(names(x)))
stop("order.by must be either 'names()' or otherwise specified")
else
# added '...' args to allow for tz specification
order.by <- do.call(paste('as',dateFormat,sep='.'),list(names(x)))
}
xx <- xts(x, order.by=order.by, frequency=frequency,
.CLASS='numeric', ...)
return(xx)
}
re.numeric <-
function(x,...) {
if( !is.null(dim(x)))
return(as.matrix(x))
# jmu
y <- as.numeric(x,...)
names(y) <- index(x)
return(y)
}
as.integer.xts <- function(x, drop=TRUE, ...)
{
if(drop)
return(as.integer(coredata(x)))
.xts(matrix(as.integer(coredata(x)),ncol=NCOL(x)), .index(x))
}
as.xts.integer <-
function(x,order.by,dateFormat="POSIXct",frequency=NULL,...) {
# jmu
if(missing(order.by)) {
if(is.null(names(x)))
stop("order.by must be either 'names()' or otherwise specified")
else
# added '...' args to allow for tz specification
order.by <- do.call(paste('as',dateFormat,sep='.'),list(names(x)))
}
xx <- xts(x, order.by=order.by, frequency=frequency,
.CLASS='integer', ...)
return(xx)
}
re.integer <-
function(x,...) {
if( !is.null(dim(x)))
return(as.matrix(x))
# jmu
y <- as.integer(x,...)
names(y) <- index(x)
return(y)
}
as.double.xts <- function(x, drop=TRUE, ...)
{
if(drop)
return(as.double(coredata(x)))
.xts(matrix(as.double(coredata(x)),ncol=NCOL(x)), .index(x))
}
as.xts.double <-
function(x,order.by,dateFormat="POSIXct",frequency=NULL,...) {
# jmu
if(missing(order.by)) {
if(is.null(names(x)))
stop("order.by must be either 'names()' or otherwise specified")
else
# added '...' args to allow for tz specification
order.by <- do.call(paste('as',dateFormat,sep='.'),list(names(x)))
}
xx <- xts(x, order.by=order.by, frequency=frequency,
.CLASS='double', ...)
return(xx)
}
re.double <-
function(x,...) {
if( !is.null(dim(x)))
return(as.matrix(x))
# jmu
y <- as.double(x,...)
names(y) <- index(x)
return(y)
}
as.complex.xts <- function(x, drop=TRUE, ...)
{
if(drop)
return(as.complex(coredata(x)))
.xts(matrix(as.complex(coredata(x)),ncol=NCOL(x)), .index(x))
}
as.xts.complex <-
function(x,order.by,dateFormat="POSIXct",frequency=NULL,...) {
# jmu
if(missing(order.by)) {
if(is.null(names(x)))
stop("order.by must be either 'names()' or otherwise specified")
else
# added '...' args to allow for tz specification
order.by <- do.call(paste('as',dateFormat,sep='.'),list(names(x)))
}
xx <- xts(x, order.by=order.by, frequency=frequency,
.CLASS='complex', ...)
return(xx)
}
re.complex <-
function(x,...) {
if( !is.null(dim(x)))
return(as.matrix(x))
# jmu
y <- as.complex(x,...)
names(y) <- index(x)
return(y)
}
as.logical.xts <- function(x, drop=TRUE, ...)
{
if(drop)
return(as.logical(coredata(x)))
.xts(matrix(as.logical(coredata(x)),ncol=NCOL(x)), .index(x))
}
as.xts.logical <-
function(x,order.by,dateFormat="POSIXct",frequency=NULL,...) {
# jmu
if(missing(order.by)) {
if(is.null(names(x)))
stop("order.by must be either 'names()' or otherwise specified")
else
# added '...' args to allow for tz specification
order.by <- do.call(paste('as',dateFormat,sep='.'),list(names(x)))
}
xx <- xts(x, order.by=order.by, frequency=frequency,
.CLASS='logical', ...)
return(xx)
}
re.logical <-
function(x,...) {
if( !is.null(dim(x)))
return(as.matrix(x))
# jmu
y <- as.logical(x,...)
names(y) <- index(x)
return(y)
}
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.