title: Draw grid over polygon in Google map V2
body: <p>I have made one polygon over Google map v2 and now on that polygon I want to add one grid as shown in <strong>Reference Image</strong> and that grid should have to re-sizable and portions of grid should be selectable.</p>
  
  <p>I don't have any idea about this so please help on this.
  I am trying this so far but still don't have any result.
  All your help is appreciated.</p>
  
  <p><strong>Reference Image:</strong></p>
  
  <p><a href="https://i.stack.imgur.com/GkbEO.jpg"><img src="https://i.stack.imgur.com/GkbEO.jpg" alt="Reference Image"></a></p>