Color tools and palettes for epicontacts

These functions are used for defining palettes or colors in the epicontacts package. They include:

transp(col, alpha = 0.5)

edges_pal(n)

cases_pal(n)

spectral(n)

fac2col(x, pal = cases_pal, NA_col = "lightgrey", legend = FALSE)

Arguments

col	A color vector to which transparency should be added.
alpha	The threshold to be used for transparency: 0 for full transparency, and 1 for full opacity.
n	An integer indicating the number of colors.
x	A character or a factor to be converted to colors.
pal	A color palette.
NA_col	The color to be used for NA values.
legend	A logical indicating if legend info should be added to the output. If TRUE, the output will be a list, with colors in the `$color` component.

cases_pal: discrete color palette used for cases (comes from the dibbler package)
spectral: continuous color palette (comes from the adegenet package)
transp: makes colors transparent (comes from the adegenet package)
fac2col: translates a character or a factor to a color using a palette (comes from the adegenet package)


barplot(1:5, col = cases_pal(5))
barplot(1:50, col = cases_pal(50))