orb_area: Area layer

In orbis: Interactive and High-Resolution Layered Graphics with Built-in World Maps

Area layer

Description

Fills the region between a line and a baseline.

Usage

orb_area(
  ...,
  data = NULL,
  fill = NULL,
  alpha = 0.45,
  baseline = 0,
  smooth = FALSE
)

Arguments

...	Aesthetic mappings for this layer only, as channel = column.
data	Optional data frame overriding the plot data.
fill	Fixed fill used when the fill channel is not mapped.
alpha	Opacity between 0 and 1.
baseline	Value the area is filled down to (default 0).
smooth	Draw a smoothed upper boundary. Default FALSE.

Value

An object of class orb_layer.

Examples

df <- data.frame(t = 1:40, v = abs(cumsum(rnorm(40))))
orb(df, x = t, y = v) + orb_area(alpha = 0.5) + orb_line()

orbis documentation built on Aug. 5, 2026, 9:08 a.m.