Polygon layer — mark_polygon • plotit

Adds a filled polygon layer. Each group forms one polygon; subgroups are separated by NA rows or the group aesthetic.

Usage

mark_polygon(
  plot,
  mapping = NULL,
  data = NULL,
  position = NULL,
  ...,
  rasterize = FALSE,
  rasterize_dpi = 300,
  rasterize_dev = "cairo"
)

Arguments

plot: A plotit object
mapping: Optional new aesthetics
data: Optional data for this layer
position: Position adjustment.
...: Other arguments passed to geom_polygon
rasterize: If TRUE, rasterize via ggrastr::rasterise().
rasterize_dpi: DPI for rasterization (default 300).
rasterize_dev: Graphics device for rasterization (default "cairo").

Value

Modified plotit object

References

AntV G2: Polygon

Examples

tri <- data.frame(x = c(0, 1, 0.5), y = c(0, 0, 1))
plotit(tri, encode(x = x, y = y)) |> mark_polygon(fill = "skyblue")