Plot an invisible layer with the extent of a spatial object.
Always use add = TRUE in mf_map calls following an
mf_init call.
This function is similar to mf_map(x, col = NA, border = NA).
Usage
mf_init(x, expandBB = rep(0, 4), theme)
Value
No return value, a map is initiated.
Arguments
x
object of class sf, sfc or SpatRaster
expandBB
fractional values to expand the bounding box with, in each
direction (bottom, left, top, right)