map_coloring: Produce a Map Coloring

In alarm-redist/ggredist: Scales, Geometries, and Extensions of 'ggplot2' for Election Mapping

Produce a Map Coloring

Description

Finds colors for every element of a shapefile so that adjacent elements don't have the same color.

Usage

map_coloring(shp, min_coloring = TRUE)

Arguments

shp	an sf object
min_coloring	if TRUE, try to minimize the number of colors used

Value

an integer vector of the same length as shp, corresponding to the coloring.

Examples

data(oregon)
or_short = oregon[30:50, ]
map_coloring(or_short)

library(ggplot2)
ggplot(or_short, aes(fill = map_coloring(or_short))) +
    geom_sf() +
    theme_map()

alarm-redist/ggredist documentation built on July 1, 2024, 8:51 p.m.