make_colors_relative_scale {ontophylo}

Make color palette for image plotting with relative scale

Description

Produces a relative color scale for a given statistic of evolutionary rate.

Usage

make_colors_relative_scale(Stat, palette, lims)

Arguments

Stat

numeric. A named vector where values are the statistics, and names are ontology term labels.

palette

A character vector or function defining a color palette.

lims

numeric. A pair of values defining the lower and upper limits of the scale.

Value

A character vector where elements are color IDs and names are the input ontology term labels.

Author(s)

Sergei Tarasov

Examples

stat <- setNames(runif(5, 0.1, 10), 
c("cranium", "fore_wing", "hind_wing", "pronotum", "propectus") )
hm.palette <- colorRampPalette(RColorBrewer::brewer.pal(9, "Spectral"), space = "Lab")
cols.maps <- make_colors_relative_scale(stat, palette = hm.palette(100), 
lims = c(min(stat), max(stat)))
cols.maps