R/tim.colors.R

In fields: Tools for Spatial Data

#
# fields  is a package for analysis of spatial data written for
# the R software environment.
# Copyright (C) 2024 Colorado School of Mines
# 1500 Illinois St., Golden, CO 80401
# Contact: Douglas Nychka,  douglasnychka@gmail.com,
#
# 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.
#
# You should have received a copy of the GNU General Public License
# along with the R software environment if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
# or see http://www.r-project.org/Licenses/GPL-2
##END HEADER
"tim.colors" <- function(n = 64, alpha = 1) {
    # tims original 64 color definition definition:
    orig <- c("#00008F", "#00009F", "#0000AF", "#0000BF", "#0000CF", 
        "#0000DF", "#0000EF", "#0000FF", "#0010FF", "#0020FF", 
        "#0030FF", "#0040FF", "#0050FF", "#0060FF", "#0070FF", 
        "#0080FF", "#008FFF", "#009FFF", "#00AFFF", "#00BFFF", 
        "#00CFFF", "#00DFFF", "#00EFFF", "#00FFFF", "#10FFEF", 
        "#20FFDF", "#30FFCF", "#40FFBF", "#50FFAF", "#60FF9F", 
        "#70FF8F", "#80FF80", "#8FFF70", "#9FFF60", "#AFFF50", 
        "#BFFF40", "#CFFF30", "#DFFF20", "#EFFF10", "#FFFF00", 
        "#FFEF00", "#FFDF00", "#FFCF00", "#FFBF00", "#FFAF00", 
        "#FF9F00", "#FF8F00", "#FF8000", "#FF7000", "#FF6000", 
        "#FF5000", "#FF4000", "#FF3000", "#FF2000", "#FF1000", 
        "#FF0000", "#EF0000", "#DF0000", "#CF0000", "#BF0000", 
        "#AF0000", "#9F0000", "#8F0000", "#800000")
  designer.colors( n, col=orig, alpha=alpha)
}