title: How to create custom route by dragging marker in android Google MapV2
body: <p>I am in need to create custom route in android Google mapV2.</p>
  
  <p>As describe in the Image given below.</p>
  
  <p><img src="https://i.stack.imgur.com/J8r9S.png" alt="enter image description here"></p>
  
  <p>As of now i am able to get the route between two latlng by json request, but didn't find any way to modify it.</p>