A ggproto for drawing circle

This is a wrapper function used by explore_space_pca() and should be be called directly by the user

Usage

add_space(
  dt,
  space_alpha = 0.5,
  space_fill = "grey92",
  space_color = "white",
  cent_size = 1,
  cent_alpha = 1,
  cent_color = "black",
  ...
)

Arguments

dt

A data object from the running the optimisation algorithm in guided tour

space_alpha

numeric; the alpha of the basis space

space_fill

character; the colour of the space filling

space_color

character; the colour of the space brim

cent_size

numeric; the size of the centre point

cent_alpha

numeric; an alpha of the centre point

cent_color

character; the colour of the centre point

...

other aesthetics inherent from explore_space_pca()

Value

a wrapper for drawing the space in explore_space_pca()

See also

Other draw functions: add_anchor(), add_anno(), add_dir_search(), add_end(), add_interp(), add_interp_last(), add_interrupt(), add_search(), add_start(), add_theo()

Examples

library(ggplot2)
space <- tibble::tibble(x0 = 0, y0 = 0, r = 5)
ggplot() +
  add_space(space) +
  theme_void() +
  theme(aspect.ratio = 1)