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% Generated by roxygen2: do not edit by hand
% Please edit documentation in R/annotate_functions.R
\name{annotate_circle}
\alias{annotate_circle}
\title{annotate concentric circles}
\usage{
annotate_circle(cent, col = "#00BFFF", format = "", pos = "top", text_size = 3)
}
\arguments{
\item{cent}{centrality scores used for layout}
\item{col}{color of text}
\item{format}{either empty string or 'scientific'}
\item{pos}{position of text ('top' or 'bottom')}
\item{text_size}{font size for annotations}
}
\value{
annotated concentric circles around origin
}
\description{
annotate concentric circles
}
\details{
this function is best used with \link{layout_with_centrality} together with \link{draw_circle}.
}
\examples{
library(igraph)
g <- sample_gnp(10, 0.4)
\dontrun{
library(ggraph)
ggraph(g, layout = "centrality", centrality = closeness(g)) +
draw_circle(use = "cent") +
annotate_circle(closeness(g), pos = "bottom", format = "scientific") +
geom_edge_link() +
geom_node_point(shape = 21, fill = "grey25", size = 5) +
theme_graph() +
coord_fixed()
}
}
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