Google Map Route Draw on IPhone

Question

I am developing an application that has two versions. One for web and another for iPhone.

In the web app, I am able to draw a route on the road (drawing the route a

Answer 1

Some Addition to Question Might be: HOW CAN ONE GET THOSE COORDINATES DYNAMICALLY, WHICH ARE USED TO DRAW PATH, IN THE EXAMPLE Craig Spitzkoff's MapLinesAndAnnotations sample....? (Getting coordinates between two locations from google maps).

Use the following link: MapWithRoute

Hope, this one would help you draw the route using two user defined location.