When I input a value such as 1000 in the text field, I want to dynamically change the radius in the request variable. For example, if I enter 1000 meters, only parking areas within that radius should be visible. Similarly, entering another value should dynamically adjust the radius.
<!DOCTYPE html>
<html>
<head>
<style>
html, body, #map-canvas {
height: 100%;
margin: 0px;
padding: 0px
}
</style>
<script src="https://maps.googleapis.com/maps/api/js?v=3&sensor=true&libraries=places"> </script>
<script>
var marker;
var map;
var infowindow = new google.maps.InfoWindow();
var myCenter;
var markers = [];
function initialize()
{
myCenter = new google.maps.LatLng(13.052413899999994,80.25065293862303);
map = new google.maps.Map(document.getElementById('map-canvas'), {
mapTypeId: google.maps.MapTypeId.ROADMAP,
center: myCenter,
zoom: 15
});
}
function some()
{
var request = {
location: myCenter,
radius: 500,
types: ['bank']
};
var service = new google.maps.places.PlacesService(map);
service.nearbySearch(request, callback);
function callback(results, status) {
if (status == google.maps.places.PlacesServiceStatus.OK) {
for (var i = 0; i < markers.length; i++) {
markers[i].setMap(null);
}
markers = [];
for (var i = 0; i < results.length; i++) {
createMarker(results[i]);
}
}
}
function createMarker(place)
{
var placeLoc = place.geometry.location;
marker = new google.maps.Marker({
position: place.geometry.location
});
marker.setIcon({
url:'bank.png',
size: new google.maps.Size(70, 71),
anchor: new google.maps.Point(17, 14),
scaledSize: new google.maps.Size(35, 35)
});
marker.setMap(map);
google.maps.event.addListener(marker, 'click', function() {
infowindow.setContent(place.name);
infowindow.open(map, this);
});
markers.push(marker);
}
}
google.maps.event.addDomListener(window, 'load', initialize);
</script>
</head>
<body>
<div id="map-canvas" style="width: 50%; float:left"></div>
<div style="width:46%; float:left">
<input type="number" id="inputarea">
<button onclick="some();">Banks</button>
</div>
<script src="http://www.google-analytics.com/urchin.js" type="text/javascript">
</script>
<script type="text/javascript">
_uacct = "UA-162157-1";
urchinTracker();
</script>
</body>
</html>