R/defenders_scales.R

In laceym14/defendersr: Defenders of Wildlife Branded Color Palettes

# Defenders of Wildlife branded color palettes for use in scientific figure development using ggplot.
# Modelled after @drismonj tutorial. Learn more at
# https://drsimonj.svbtle.com/creating-corporate-colour-palettes-for-ggplot2

# Defenders branded color scales
scale_color_defenders <- function(palette = "main", discrete = TRUE, reverse = FALSE, ...) {
  pal <- defenders_pal(palette = palette, reverse = reverse)

  if (discrete) {
    discrete_scale("colour", paste0("defenders_", palette), palette = pal, ...)
  } else {
    scale_color_gradientn(colours = pal(256), ...)
  }
}

scale_fill_defenders <- function(palette = "main", discrete = TRUE, reverse = FALSE, ...) {
  pal <- defenders_pal(palette = palette, reverse = reverse)

  if (discrete) {
    discrete_scale("fill", paste0("defenders_", palette), palette = pal, ...)
  } else {
    scale_fill_gradientn(colours = pal(256), ...)
  }
}