Converts an entire "Picture" object, or
a path element thereof,
into an appropriate grid grob. Not usually called directly
by the user; usually called by grid.picture.
Usage
grobify(object, ...)
Arguments
object
A "Picture" object.
...
Arguments passed on to the relevant
grid grob constructor function.
Value
A grid gTree (when given a whole "Picture")
or an appropriate grid grob (when given a single picture path).