R/checkColor.R

In IFC: Tools for Imaging Flow Cytometry

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# This file is released under the GNU General Public License, Version 3, GPL-3 #
# Copyright (C) 2020 Yohann Demont                                             #
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# It is part of IFC package, please cite:                                      #
# -IFC: An R Package for Imaging Flow Cytometry                                #
# -YEAR: 2020                                                                  #
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#                     Jean-Pierre Marolleau, Loïc Garçon,                      #
#                     INSERM, UPD, CHU Amiens                                  #
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#' @title Character Color Check and RGB Conversion
#' @description 
#' Checks that color is R compatible by converting it to RGB matrix.
#' @param color a character string.
#' @keywords internal
checkColor = function(color) {
  color=na.omit(as.character(color))
  assert(color, len = 1, typ = "character")
  RGB = col2rgb(color)
  return(RGB)
}