below code shows basic amenities but my requirement is to focus on nearest basic amenity
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Locationfinder.aspx.cs" Inherits="Locationfinder" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
<style type="text/css">
#gmap_canvas {
height: 700px;
position: relative;
width: 900px;
}
.actions {
background-color: #FFFFFF;
bottom: 30px;
padding: 10px;
position: absolute;
right: 30px;
z-index: 2;
border-top: 1px solid #abbbcc;
border-left: 1px solid #a7b6c7;
border-bottom: 1px solid #a1afbf;
border-right: 1px solid #a7b6c7;
-webkit-border-radius: 12px;
-moz-border-radius: 12px;
border-radius: 12px;
}
.actions label {
display: block;
margin: 2px 0 5px 10px;
text-align: left;
}
.actions input, .actions select {
width: 85%;
}
.button {
background-color: #d7e5f5;
background-image: -webkit-gradient(linear, left top, left bottom, color-stop(0%, #d7e5f5), color-stop(100%, #cbe0f5));
background-image: -webkit-linear-gradient(top, #d7e5f5, #cbe0f5);
background-image: -moz-linear-gradient(top, #d7e5f5, #cbe0f5);
background-image: -ms-linear-gradient(top, #d7e5f5, #cbe0f5);
background-image: -o-linear-gradient(top, #d7e5f5, #cbe0f5);
background-image: linear-gradient(top, #d7e5f5, #cbe0f5);
border-top: 1px solid #abbbcc;
border-left: 1px solid #a7b6c7;
border-bottom: 1px solid #a1afbf;
border-right: 1px solid #a7b6c7;
-webkit-border-radius: 12px;
-moz-border-radius: 12px;
border-radius: 12px;
-webkit-box-shadow: inset 0 1px 0 0 white;
-moz-box-shadow: inset 0 1px 0 0 white;
box-shadow: inset 0 1px 0 0 white;
color: #1a3e66;
font: normal 11px "Lucida Grande", "Lucida Sans Unicode", "Lucida Sans", Geneva, Verdana, sans-serif;
line-height: 1;
margin-bottom: 5px;
padding: 6px 0 7px 0;
text-align: center;
text-shadow: 0 1px 1px #fff;
width: 150px;
}
.button:hover {
background-color: #ccd9e8;
background-image: -webkit-gradient(linear, left top, left bottom, color-stop(0%, #ccd9e8), color-stop(100%, #c1d4e8));
background-image: -webkit-linear-gradient(top, #ccd9e8, #c1d4e8);
background-image: -moz-linear-gradient(top, #ccd9e8, #c1d4e8);
background-image: -ms-linear-gradient(top, #ccd9e8, #c1d4e8);
background-image: -o-linear-gradient(top, #ccd9e8, #c1d4e8);
background-image: linear-gradient(top, #ccd9e8, #c1d4e8);
border-top: 1px solid #a1afbf;
border-left: 1px solid #9caaba;
border-bottom: 1px solid #96a3b3;
border-right: 1px solid #9caaba;
-webkit-box-shadow: inset 0 1px 0 0 #f2f2f2;
-moz-box-shadow: inset 0 1px 0 0 #f2f2f2;
box-shadow: inset 0 1px 0 0 #f2f2f2;
color: #163659;
cursor: pointer;
}
.button:active {
border: 1px solid #8c98a7;
-webkit-box-shadow: inset 0 0 4px 2px #abbccf, 0 0 1px 0 #eeeeee;
-moz-box-shadow: inset 0 0 4px 2px #abbccf, 0 0 1px 0 #eeeeee;
box-shadow: inset 0 0 4px 2px #abbccf, 0 0 1px 0 #eeeeee;
}
</style>
<script type="text/javascript" src="https://www.google.com/jsapi"></script>
<script type="text/javascript" src="http://maps.googleapis.com/maps/api/js?libraries=places&sensor=false"></script>
<script src="script.js" type="text/javascript"></script>
<script type="text/javascript">
var geocoder;
var map;
var markers = Array();
var infos = Array();
window.onload =function initialize() {
// prepare Geocoder
geocoder = new google.maps.Geocoder();
// set initial position (New York)
var myLatlng = new google.maps.LatLng(40.7143528, -74.0059731);
var myOptions = { // default map options
zoom: 14,
center: myLatlng,
mapTypeId: google.maps.MapTypeId.ROADMAP
};
map = new google.maps.Map(document.getElementById('gmap_canvas'), myOptions);
}
// clear overlays function
function clearOverlays() {
if (markers) {
for (i in markers) {
markers[i].setMap(null);
}
markers = [];
infos = [];
}
}
// clear infos function
function clearInfos() {
if (infos) {
for (i in infos) {
if (infos[i].getMap()) {
infos[i].close();
}
}
}
}
// find address function
function findAddress() {
var address = document.getElementById("gmap_where").value;
// script uses our 'geocoder' in order to find location by address name
geocoder.geocode({ 'address': address }, function (results, status) {
if (status == google.maps.GeocoderStatus.OK) { // and, if everything is ok
// we will center map
var addrLocation = results[0].geometry.location;
map.setCenter(addrLocation);
// store current coordinates into hidden variables
document.getElementById('lat').value = results[0].geometry.location.lat();
document.getElementById('lng').value = results[0].geometry.location.lng();
// and then - add new custom marker
var addrMarker = new google.maps.Marker({
position: addrLocation,
map: map,
title: results[0].formatted_address,
icon: 'marker.png'
});
} else {
alert('Geocode was not successful for the following reason: ' + status);
}
});
}
// find custom places function
function findPlaces() {
// prepare variables (filter)
var type = document.getElementById('gmap_type').value;
var radius = document.getElementById('gmap_radius').value;
var keyword = document.getElementById('gmap_keyword').value;
var lat = document.getElementById('lat').value;
var lng = document.getElementById('lng').value;
var cur_location = new google.maps.LatLng(lat, lng);
// prepare request to Places
var request = {
location: cur_location,
radius: radius,
types: [type]
};
if (keyword) {
request.keyword = [keyword];
}
// send request
service = new google.maps.places.PlacesService(map);
service.search(request, createMarkers);
}
// create markers (from 'findPlaces' function)
function createMarkers(results, status) {
if (status == google.maps.places.PlacesServiceStatus.OK) {
// if we have found something - clear map (overlays)
clearOverlays();
// and create new markers by search result
for (var i = 0; i < results.length; i++) {
createMarker(results[i]);
}
} else if (status == google.maps.places.PlacesServiceStatus.ZERO_RESULTS) {
alert('Sorry, nothing is found');
}
}
// creare single marker function
function createMarker(obj) {
// prepare new Marker object
var mark = new google.maps.Marker({
position: obj.geometry.location,
map: map,
title: obj.name
});
markers.push(mark);
// prepare info window
var infowindow = new google.maps.InfoWindow({
content: '<img src="' + obj.icon + '" /><font style="color:#000;">' + obj.name +
'<br />Rating: ' + obj.rating + '<br />Vicinity: ' + obj.vicinity + '</font>'
});
// add event handler to current marker
google.maps.event.addListener(mark, 'click', function () {
clearInfos();
infowindow.open(map, mark);
});
infos.push(infowindow);
}
// initialization
google.maps.event.addDomListener(window, 'load', initialize);
</script>
</head>
<body>
<form id="form1" runat="server">
<div id="gmap_canvas"></div>
<div class="actions">
<div class="button">
<label for="gmap_where">Where:</label>
<input id="gmap_where" type="text" name="gmap_where" /></div>
<div id="button2" class="button" onclick="findAddress(); return false;">Search for address</div>
<div class="button">
<label for="gmap_keyword">Keyword (optional):</label>
<input id="gmap_keyword" type="text" name="gmap_keyword" /></div>
<%-- <asp:Repeater ID="gmap_type" runat="server" >
<ItemTemplate>--%>
<div class="button">
<%-- <tr>
<td align="left">
<%# Eval("1")%>
</td>
</tr>
</div>
<div class="button">
<tr>
<td>
<%# Eval("2")%>
</td>
</tr>
</div>
<tr>
<td>
<%# Eval("3").ToString()%>
</td>
</tr><tr>
<td>
<%# Eval("4").ToString()%>
</td>
</tr>
<tr>
<td>
<%# Eval("5")%>
</td>
</tr>
</ItemTemplate>
</asp:Repeater>--%>
<label for="gmap_type">Type:</label>
<%-- <asp:ListBox ID="gmap_type" runat="server">
<asp:ListItem>atm</asp:ListItem>
<asp:ListItem>school</asp:ListItem>
<asp:ListItem>hospital</asp:ListItem>
<asp:ListItem>food</asp:ListItem>
<asp:ListItem>airport</asp:ListItem>
</asp:ListBox>--%>
<select id="gmap_type">
<option value="school">school</option>
<option value="atm">atm</option>
<option value="bank">bank</option>
<option value="airport">airport</option>
<option value="cafe">cafe</option>
<option value="food">food</option>
<option value="hospital">hospital</option>
<option value="police">police</option>
<option value="store">store</option>
</select>
<div class="button">
<label for="gmap_radius">Radius:</label>
<select id="gmap_radius">
<option value="500">500</option>
<option value="1000">1000</option>
<option value="1500">1500</option>
<option value="5000">5000</option>
</select>
</div>
<input type="hidden" id="lat" name="lat" value="40.7143528" />
<input type="hidden" id="lng" name="lng" value="-74.0059731" />
<div id="button1" class="button" onclick="findPlaces(); return false;">Search for objects</div>
</div>
</form>
</body>
</html>