build_pie_chart: Build Pie Chart

In mapmixture: Spatial Visualisation of Admixture on a Projected Map

Build Pie Chart

Description

Internal function used to build a pie chart using ggplot

Usage

build_pie_chart(
  df,
  location,
  cols = NULL,
  border = 0.3,
  opacity = 1,
  border_col = "black"
)

Arguments

df	data.frame (see examples).
location	string containing the site to subset.
cols	vector of colours the same length as the number of clusters.
border	numeric value of zero or greater.
opacity	numeric value of zero to one.
border_col	string denoting colour of pie border.

Value

A ggplot object.

Examples

df <- data.frame(
  site = c("London","London","London","Paris","Paris","Paris",
           "Berlin","Berlin","Berlin","Rome","Rome","Rome",
           "Madrid","Madrid","Madrid"),
  cluster = c("Cluster1","Cluster2","Cluster3","Cluster1","Cluster2","Cluster3",
              "Cluster1","Cluster2","Cluster3","Cluster1","Cluster2","Cluster3",
              "Cluster1","Cluster2","Cluster3"),
  value = c(0.95, 0.05, 0, 0.50, 0.45, 0.05, 0.10, 0.45, 0.45, 0,
            0.01, 0.99, 0, 0.75, 0.25)
)

build_pie_chart(df, location = "London")

mapmixture documentation built on April 3, 2025, 7:45 p.m.