annotate_circle {graphlayouts}

annotate concentric circles

Description

annotate concentric circles

Usage

annotate_circle(cent, col = "#00BFFF", format = "", pos = "top", text_size = 3)

Arguments

cent

centrality scores used for layout

col

color of text

format

either empty string or 'scientific'

pos

position of text ('top' or 'bottom')

text_size

font size for annotations

Details

this function is best used with layout_with_centrality together with draw_circle.

Value

annotated concentric circles around origin

Examples

library(igraph)
library(ggraph)

g <- sample_gnp(10, 0.4)
## Not run: 
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()

## End(Not run)