it scalable, if it is a figurethis function writes figures to helper files and embeds these in a returned
object which is a scalable iframe. it does not change other objects in it.
util_iframe_it_if_needed(it, dir, nm, fkt)htmltools::tag() compatible object, maybe now in an iframe
htmltools::tag() compatible object
character output directory for potential iframes.
character name for the iframed file, if one is created
character function name of the indicator function that created
ìt.