color_prev: Preview color palette

In camille-s/camiller: Lots of convenience functions

Description

This makes a simple ggplot with boxes side by side of each color in a vector. Numbers along the top show the position of the color in the vector. Optional labels are shown with the name or hexcode of each color; if ggfittext is installed, the labels will be scaled to fit in the rectangles.

Usage

color_prev(
  colors,
  labels = TRUE,
  label_color = "black",
  border = FALSE,
  border_color = "white",
  border_size = 0.5
)

Arguments

colors	Character vector of colors. If a named vector, those names will be shown above the color blocks; otherwise, index numbers will be shown.
labels	Logical; whether to show color name/hexcode labels
label_color	Color to use for optional labels
border	Logical; whether to draw border around rects
border_color	Color to use for optional borders
border_size	Size of optional borders

Value

ggplot object showing rects for each color

Examples

# Paul Tol's colorblind-friendly palette, from ggthemes
tol <- c("#332288", "#88CCEE", "#44AA99", "#117733", "#999933", "#DDCC77", "#CC6677")
color_prev(tol, border = TRUE, border_size = 1)

camille-s/camiller documentation built on Jan. 22, 2022, 6:50 a.m.