How to get google driving instruction using google map api on android?

Question

I'm newbie at android programing. I have read many interesting driving direction application. so, I tried to build map and gps based application.

I can get and show direction between 2 point , but I don't know how to show textual instruction like

http://i.stack.imgur.com/7i7ei.jpg

Can somebody help me out? Or give me toturial? Thank for you kindness

Answer 1

This api gives you an information about the route steps:

http://maps.googleapis.com/maps/api/directions/json?origin=&destination=&sensor=true&alternatives=true&units=metric;

Parse the JSON, create listActivity and put the data in it.That is all

P.S.

http://code.google.com/apis/maps/documentation/directions/#DirectionsRequests