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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
################################################################################
# FUNCTION: DESCRIPTION:
# plot.timeDate Plots 'timeDate' object
# points.timeDate Adds points to a 'timeDate' plot
# lines.timeDate Adds lines to a 'timeDate' plot
# axis.timeDate Adds an Axis to a Plot
################################################################################
## DW
## These S3 methods should become S4 methods ...
# ------------------------------------------------------------------------------
plot.timeDate <-
function(x, y, ...)
{
# A function implemented by Diethelm Wuertz
# Note:
# Doesn't yet support the features of timeDate objects ...
# FUNCTION:
# Plot:
plot(as.POSIXct(x), y, ...)
}
# ------------------------------------------------------------------------------
points.timeDate <-
function(x, y, ...)
{
# A function implemented by Diethelm Wuertz
# FUNCTION:
# Note:
# Doesn't yet support the features of timeDate objects ...
# Add Points:
points(as.POSIXct(x), y, ...)
}
# ------------------------------------------------------------------------------
lines.timeDate <-
function(x, y, ...)
{
# A function implemented by Diethelm Wuertz
# FUNCTION:
# Note:
# Doesn't yet support the features of timeDate objects ...
# Add Lines:
lines(as.POSIXct(x), y, ...)
}
# ------------------------------------------------------------------------------
axis.timeDate <-
function(side, x, at, format = NULL, labels = TRUE, ...)
{
# A function implemented by Diethelm Wuertz
# Arguments:
# side - an integer specifying which side of the plot the axis
# is to be drawn on. The axis is placed as follows:
# 1=below, 2=left, 3=above and 4=right.
# x - a 'timeDate' object
# at - a 'timeDate' object
# format - format string
# labels - either a logical value specifying whether annotations
# are to be made at the tickmarks, or a vector of character
# strings to be placed at the tickpoints.
# ... - further arguments to be passed from or to other methods,
# typically graphical parameters or arguments of plot.default.
# For the plot methods, also format.
# FUNCTION:
# Format:
if (is.null(format)) format = whichFormat(x)
# Add Axis:
axis.POSIXct(side = side, x = as.POSIXct(x), at = as.POSIXct(at),
format = format, labels = TRUE, ...)
# Return Value:
invisible()
}
################################################################################
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