Format
proto object
$ draw :function (., data, scales, coordinates, arrow = NULL, ...)
..- attr(*, "srcref")=Class 'srcref' atomic [1:8] 639 10 657 1 10 1 639 657
.. .. ..- attr(*, "srcfile")=Classes 'srcfilecopy', 'srcfile'
$ objname: chr "geom_joinedsegment"
parent: proto object
.. parent: proto object
.. .. parent: proto object