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conColScheme

Change the Color Scheme of a Spectra or Spectra2D Object

Description

This function permits you to change the color scheme of an existing Spectra or Spectra2D object.

Usage

conColScheme(spectra, new.cols = NULL, silent = FALSE)

Arguments

spectra

An object of S3 class Spectra or Spectra2D.
new.cols

A character vector giving the new color values, of length(unique(spectra$colors)). If not provided, the function will print the old values for reference.
silent

Logical. If TRUE, suppresses all reporting.

Value

spectra An updated object of S3 class Spectra or Spectra2DSpectra2D.

See Also

For a discussion of general issues of color, see colorSymbol.

Examples

if (checkForPackageWithVersion("ChemoSpec", "5.1")) {
  library("ChemoSpec")
  data(metMUD1)

  sumSpectra(metMUD1)
  newSpec <- conColScheme(metMUD1) # reports old colors
  newSpec <- conColScheme(metMUD1, new = c("pink", "violet"))
}

if (checkForPackageWithVersion("ChemoSpec2D", "0.3")) {
  library("ChemoSpec2D")
  data(MUD1)

  sumSpectra(MUD1)
  newSpec <- conColScheme(MUD1) # reports old colors
  newSpec <- conColScheme(MUD1, new = c("pink", "violet"))
}
ChemoSpecUtils

Functions Supporting Packages ChemoSpec and ChemoSpec2D

v0.4.96
GPL-3
Authors
Bryan A. Hanson [aut, cre] (<https://orcid.org/0000-0003-3536-8246>)
Initial release
2021-03-15

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