ROI centroid

ROI centroid

Usage

at_roi_centroid(roi, call = rlang::caller_env())

Arguments

roi

An annot_roi.

call

The calling environment, for error reporting.

Value

A numeric vector c(x, y) in the ROI's stored coordinates (at its own level).

See also

Other rois: at_roi_area(), at_roi_bbox(), at_roi_circle(), at_roi_ellipse(), at_roi_freehand(), at_roi_from_geojson(), at_roi_from_sf(), at_roi_point(), at_roi_polygon(), at_roi_rect()

Examples

at_roi_centroid(at_roi_rect(0, 0, 10, 10, label = "a"))
#> [1] 5 5