Hackathon---KJSCE-/Geolocation with Layer.html at master · maniac-tech/Hackathon---KJSCE- · GitHub

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<!DOCTYPE html>
<html>
  <head>
    <title>Geolocation Marker Example Usage</title>
    <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no">
    <meta charset="utf-8">
    <style>
      html, body, #map_canvas {
        margin: 0;
        padding: 0;
        height: 100%;
      }
    </style>
    <script src="https://maps.googleapis.com/maps/api/js"></script>
    <script src="JS/geolocation-marker.js"></script>
    <script>
      var map, GeoMarker;

      function initialize() {
        var mapOptions = {
          zoom: 17,
          center: new google.maps.LatLng(19.0730,72.8997),
          mapTypeId: google.maps.MapTypeId.ROADMAP
        };
        map = new google.maps.Map(document.getElementById('map_canvas'),
            mapOptions);

        GeoMarker = new GeolocationMarker();
        GeoMarker.setCircleOptions({fillColor: '#808080'});

        google.maps.event.addListenerOnce(GeoMarker, 'position_changed', function() {
          map.setCenter(this.getPosition());
          map.fitBounds(this.getBounds());
        });

        google.maps.event.addListener(GeoMarker, 'geolocation_error', function(e) {
          alert('There was an error obtaining your position. Message: ' + e.message);
        });

        GeoMarker.setMap(map);
      }

      google.maps.event.addDomListener(window, 'load', initialize);

      if(!navigator.geolocation) {
        alert('Your browser does not support geolocation');
      }
    </script>
  </head>
  <body>
    <div id="map_canvas"></div>
  </body>
</html>