title: Google maps api user can select area
body: <p>I want to create a local map for my city where people can cover area with polygons and get their latitude and longitude </p>
  
  <p>For Example there is a world map and someone come and he wanted to cover us then he can simply cover it and get its latitude and longitude of corners or borders </p>
  
  <p>Is there any way or example i searched about it on google and Site both but didn't get Anything </p>
  
  <p>Sorry I've no Codes i want idea, code or something helpful.</p>