RgoogleMaps (version 1.2.0.2)

AddAlpha: add alpha level to color that lacks one

Description

add alpha level to color that lacks one

Usage

AddAlpha(plotclr,
alpha = 0.5,
verbose = 0)

Arguments

plotclr

color to be modified

alpha

alpha level

verbose

level of verbosity

Value

• modified color with alpha value

Examples

#example: 
require(RColorBrewer)
plotclr <-brewer.pal(8,"YlOrRd")
plotclr = AddAlpha(plotclr,0.5)