There's a process called "buffering" that can do what you're looking for, it's not part of the API but it is part of most GIS packages including PostGIS (open source and free). I suggest looking into that product and see if it fits your requirements.
-John Coryat http://maps.huge.info http://www.usnaviguide.com http://www.zipmaps.net -- You received this message because you are subscribed to the Google Groups "Google Maps API" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-maps-api?hl=en.
