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Code Examples

Utility Tools

Add Rectangle Zoom on Google Maps

In this example you will learn how to add rectangle zoom on google map.

Here you can view the output of the example and you can also "try it yourself" by clicking on "Live Demo" button given at the bottom.

Syntax

var rectangle = new google.maps.Rectangle();
  map.addListener('zoom_changed', function() {
    rectangle.setOptions({
      strokeColor: '#FF0000',
      strokeOpacity: 0.8,
      strokeWeight: 2,
      fillColor: '#FF0000',
      fillOpacity: 0.35,
      map: map,
      bounds: map.getBounds()
    });
  });

Add Rectangle Zoom on Google Maps Example

<!DOCTYPE html>  
<html>  
  <head> <!-- www.techstrikers.com -->  
    <meta name="viewport" content="initial-scale=1.0, user-scalable=no">  
    <meta charset="utf-8">  
    <title>Rectangle Zoom</title>  
    <style>  
      html, body {  
        height: 100%;  
        margin: 0;  
        padding: 0;  
      }  
      #map {  
        height: 99%;
        width: 99%;
      }  
    </style>  
       <script src="https://maps.googleapis.com/maps/api/js?callback=initMap&signed_in=true" async defer>  
    </script>  
      <script>  

function initMap() {  
  var lat_lng = {lat: 22.08672, lng: 79.42444};
  var map = new google.maps.Map(document.getElementById('map'), {  
    zoom: 6,  
    center: lat_lng,  
    mapTypeId: google.maps.MapTypeId.TERRAIN  
  });  
  var rectangle = new google.maps.Rectangle();  
  map.addListener('zoom_changed', function() {  
    rectangle.setOptions({  
      strokeColor: '#FF0000',  
      strokeOpacity: 0.8,  
      strokeWeight: 2,  
      fillColor: '#FF0000',  
      fillOpacity: 0.35,  
      map: map,  
      bounds: map.getBounds()  
    });  
  });  
}  
  </script>  
  </head>  
  <body>  
    <div id="map"></div>  
  </body>  
</html>

Above example will produce following output