title: Dotted circle route path like google map
body: <h2><a href="https://i.stack.imgur.com/iUJuP.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/iUJuP.png" alt="Google map"></a></h2>
  
  <p>I want a Map UI like above dotted circle route path .I searched a lot through web and stack overflow i cant find any source.</p>
  
  <p>I tried</p>
  
  <ul>
  <li><p>addCircle polyline but the circle is large when i zoom the camera to
     an extend in google map</p></li>
  <li><p>I don't know how google map implemented it either with marker or
  polyline</p></li>
  </ul>
  
  <p>Provided help is appreciated rather than downvotes!!</p>
  
  <p>thanks :-)</p>