Mark the centre of a radial plot

Adds a single point at the origin `(0, 0)` – a centre reference for sparse themes where no crosshairs meet at the middle.

Usage

add_origin_point(colour = "grey50", size = 1.5, shape = 16, ..., color = NULL)

Arguments

colour, color

Point colour. Default `"grey50"`. `color` is the American-spelling alias.

size

Point size. Default `1.5`.

shape

Point shape. Default `16` (filled circle).

...

Further arguments passed to [ggplot2::geom_point()].

Value

A `geom_point()` layer.

Examples

library(ggplot2)
ggplot() + coord_fixed() + add_circ() + add_origin_point()