Create a list of colors from among a variety of color palettes.

Create a list of colors from among a variety of color palettes.

chooseColors(pal = paletteChoices(), num, rev = FALSE, ...)

paletteChoices()

Arguments

pal	A character that is the name of a palette. Must be one of “rich”, “cm”, “default”, “grey”, “gray”, “heat”, “jet”, “rainbow”, “topo”, or “terrain”, which are given in paletteChoices.
num	The number of colors to be returned.
rev	A logical that indicates if the default order of colors should be reversed (=TRUE) or not (=FALSE).
...	Other arguments to the various palette functions.

Value

A vector of colors of length num.

See also

See cm.colors, heat.colors, topo.colors, terrain.colors, rainbow, colorRampPalette, and colors.

Author

Derek H. Ogle, derek@derekogle.com

Examples

n <- 20
# Color Wheels
pie(rep(1,n), col=chooseColors("rich",n))
pie(rep(1,n), col=chooseColors("rainbow",n))
pie(rep(1,n), col=chooseColors("topo",n))
pie(rep(1,n), col=chooseColors("gray",n))
pie(rep(1,n), col=chooseColors("jet",n))
# colors reversed order
pie(rep(1,n), col=chooseColors("jet",n,rev=TRUE))