chooseColors {FSA}R Documentation

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

Description

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

Usage

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.

Author(s)

Derek H. Ogle, derek@derekogle.com

See Also

See rich.colors in gplots, cm.colors, heat.colors, topo.colors, terrain.colors, rainbow, colorRampPalette, and colors.

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))


[Package FSA version 0.8.25.9000 Index]