swh:1:snp:d1587d616651317fdcebcbb237dce82c32266449
Tip revision: 944271d20ffa4fb36a171791c34afaae5325f74a authored by Rmetrics Core Team on 08 February 2010, 00:00:00 UTC
version 2110.79
version 2110.79
Tip revision: 944271d
utils-colIds.R
# 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 - 2008, Diethelm Wuertz, Rmetrics Foundation, GPL
# Diethelm Wuertz <wuertz@itp.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
################################################################################
# GENERATION: DESCRIPTION:
# colIds Retrieves column names of a matrix-like object
# rowIds Retrieves row names of a matrix-like object
# colIds<- Sets column names of a matrix-like object
# rowIds<- Sets row names of a matrix-like object
################################################################################
colIds <-
function(x, ...)
{
# A function implemented by Diethelm Wuertz
# Description:
# Retrieves row names of a matrix-like object
# FUNCTION:
# Convert to Matrix
x = as.matrix(x)
# Return Value:
colnames(x, ...)
}
# ------------------------------------------------------------------------------
rowIds <-
function(x, ...)
{
# A function implemented by Diethelm Wuertz
# Description:
# Retrieves row names of a matrix-like object
# FUNCTION:
# Convert to Matrix
x = as.matrix(x)
# Return Value:
rownames(x, ...) }
# ------------------------------------------------------------------------------
"colIds<-" <-
function(x, value)
{
# A function implemented by Diethelm Wuertz
# Description:
# Sets column names of a matrix-like object
# FUNCTION:
# Column Names:
dn = dimnames(x)
if(is.null(dn)) {
if(is.null(value)) return(x)
if((nd = length(dim(x))) < 2)
stop("Object has less than two dimensions")
dn = vector("list", nd)
}
if(length(dn) < 2)
stop("Object has less than two dimensions")
if(is.null(value)) dn[2] = list(NULL) else dn[[2]] = value
dimnames(x) = dn
# Return Value:
x
}
# ------------------------------------------------------------------------------
"rowIds<-" <-
function(x, value)
{
# A function implemented by Diethelm Wuertz
# Description:
# Sets row names of a matrix-like object
# FUNCTION:
# Row names:
dn = dimnames(x)
if(is.null(dn)) {
if(is.null(value)) return(x)
if((nd = length(dim(x))) < 1)
stop("attempt to set rownames on object with no dimensions")
dn = vector("list", nd) }
if(length(dn) < 1)
stop("attempt to set rownames on object with no dimensions")
if(is.null(value)) dn[1] = list(NULL) else dn[[1]] = value
dimnames(x) = dn
# Return Value:
x
}
################################################################################