Create a layer — at_layer • annotatR

Create a layer

Usage

at_layer(
  name,
  labels = character(),
  style = at_style(),
  ...,
  call = rlang::caller_env()
)

Arguments

name: Single string layer name (unique within a project).
labels: Character vector; the controlled label vocabulary for the layer.
style: An annot_style, from at_style().
...: Additional named metadata stored on the layer.
call: The calling environment, for error reporting.

Value

An annot_layer with no ROIs and a resolved colour mapping.

See also

at_style(), at_layer_add()

Other layers: at_layer_add(), at_layer_n(), at_layer_remove(), at_layer_rois(), at_style()

Examples

lyr <- at_layer("tumour", labels = c("tumour", "stroma"))
at_layer_n(lyr)
#> [1] 0