It's called 'geo-fencing', but make sure your intended use complies with the Terms of Service of the Google Maps API.
You'd need to define your route, then create a polygon around it in which the vehicle is allowed to be, and every time you get an update on the position of the vehicle do point-in-polygon analysis to see if the vehicle is inside or outside the polygon. -- Marcelo - http://maps.forum.nu -- On Sep 7, 5:30 am, Ant_Magma <[email protected]> wrote: > Hi guys...we are developing a GPS tracking solution for an academic > project...the system simply refreshes the latest GPS position of an > asset on Google Maps... > > Since we are able to set and save driving directions on Google Maps, > is it possible to restrict the travel path of that asset to a pre- > saved route/direction? > > The idea is to have the system prompt an alert whenever the asset > travels an illegal route, ie: the GPS lat/lon received is doesn't > match the route/direction lat/lon > > How would the approach be? Using reverse geocode to convert the saved > directions into lat/lon and compare to the received gps data on every > instance? --~--~---------~--~----~------------~-------~--~----~ 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 -~----------~----~----~----~------~----~------~--~---
