[Groff-commit] Changes to //var/cvs/groff

[wlemb]

Log from commit: 

Update of /var/cvs/groff/src/preproc/pic
In directory genba:/tmp/cvs-serv10146/src/preproc/pic

Modified Files:
        object.cpp 
Log Message:


* doc/groff.texinfo: Further improve documentation of `hcode'.


Improve appearance of arrows in pic.

* src/preproc/pic/object.cpp (draw_arrow): Make outline of filled
arrow head thin.
Use two line segments for drawing non-filled arrow head.
(line_object::print, spline_object::print): Shorten line length to
avoid arrow sticking.
(arc_object::print): Take arrow direction into account.