Imagine how good it would be to build an application which can automatically determine the user mobile location and provide local searches such as suggests places of interest, hotels, nearest police station, and so on. Imagine how the user would feel if, after determining their location, we display the relevant information and the routes on a map, which gives clear directions on how to reach a place. Another example could be providing an application which can tell my average speed while I am jogging or an application which can help track the fleet of trucks, provide a route map which is less congested, send an SOS message to a friend with my location details, and so on.
All of this is feasible and possible with the newly introduced Geolocation specification from the W3 Consortium (http://dev.w3.org/geo/api/spec-source.html).
This specification provides us the required objects, methods, and events to get the location detail and work with it.
In this chapter, we will look at the...