Thanks for the feedback. I'm in the UK, and I'm not sure if there's a similar service here. It didn't occur to me use directions! I'll give it a whirl. Hopefully the routes will be simplistic enough to avoid the issues described.
Thanks again Jim On Mar 20, 3:40 pm, bratliff <[email protected]> wrote: > On Mar 19, 11:11 pm, Spodgy <[email protected]> wrote: > > > > > > > Hi There, > > > Apologies if this subject is covered in the general FAQs. > > > I've just starting using the Google Maps V3 API. I'd like to write a > > page that centres in the middle of a scenic driving route, and > > highlights the roads (typically these will be circular style routes). > > > I could work out the geometry manually, and draw lines over the map, > > but this could be time consuming, and the end result probably wouldn't > > look very professional! > > > What I'd like to do would be to identify roads individual, and > > highlight them between two given geo points, completing the circle by > > feeding in the points of the sections of the roads involved. > > > Can I harness the roads as an object model? If not, are there suitably > > artistic alternatives? :) > > > Thanks > > Jim > > If you are in the US, you can obtain shapefiles from the Bureau of > Transportation Statistics: > > http://www.bts.gov/publications/national_transportation_atlas_databas... > > The BTS shapefiles are derrived from the US Census Department's Tiger > Line database but are much more user friendly. The Tiger Line files > are much larger & lack some of the useful auxilliary information > provided by BTS. > > I have a couple of demos based on BTS shapefiles. > > See: > > http://www.polyarc.us > > Specifically "Lake Michigan Shore" & "Pacific Coast Highway". > > Also, "US Highways" is an unrealistic "torture test" to determine how > many polys cause a browser to crash. > > I have never had much luck with the direction finder service. It is > difficult to force it follow a particular route without adding a lot > of waypoints. The practical limit on waypoints is approximately ten > even though the documentation claims 25. It is due to a very verbose > GET URL which exceeds the length limit in some browsers.- Hide quoted text - > > - Show quoted text - -- You received this message because you are subscribed to the Google Groups "Google Maps JavaScript API v3" 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-js-api-v3?hl=en.
