Re: Shapefile 'parts' woes

Gaurav writes:

> I have a shapefile with many polygons. Most of these polygons have
> holes and hence these have multiple parts. I wish to create a new
> shapefile by modifying points in some 'parts' of the polygons. How do
> I acess the points of a particular 'part' of a polygon? I went through
> the two examples: the one in help and the other in demo programs-
> showing the globe, but could not deduce how to solve my problem.

You might be able to deduce how to access these parts, which I
call "cuts" in DRAWSTATES, a program to try shapefiles:

   http://www.dfanning.com/programs/drawstates.pro

> Would anyone be kind enough to bail me out of the rut or point me to
> some link where I might be shone upon with the divine light?

Don't look for divine light from me. I remember it as
a confusing slog, with more perspiration than inspiration.
What you see in that program is the sum total of my knowledge
of shapefiles, if not more.

Cheers,

David
-- 
David Fanning, Ph.D.
Fanning Software Consulting, Inc.
Coyote's Guide to IDL Programming: http://www.dfanning.com/
Se****e ma de ni thui. ("Perhaps thou speakest truth.")