Google Geolocation と Direction API の両方をどのように組み合わせて、地理位置情報マーカーといずれかのマーカー (座標をハードコーディングしたもの) をクリックすると、両方の間の方向が表示されます。
位置情報コード
<script type="text/javascript">
function initialize() {
var locations = [
['Hougang', 1.37265, 103.893658],
['Punggol', 1.400617, 103.907833],
['MacRitchie Reservoir', 1.346002, 103.825436],
['Bishan', 1.352051, 103.849125],
['Sentosa', 1.251226, 103.830757]
];
var map = new google.maps.Map(document.getElementById('map'), {
zoom: 15,
center: new google.maps.LatLng(1.37265, 103.893658),
mapTypeId: google.maps.MapTypeId.ROADMAP
});
var infowindow = new google.maps.InfoWindow();
var marker, i;
for (i = 0; i < locations.length; i++) {
marker = new google.maps.Marker({
position: new google.maps.LatLng(locations[i][1], locations[i][2]),
map: map
});
google.maps.event.addListener(marker, 'click', (function (marker, i) {
return function () {
infowindow.setContent(locations[i][0]);
infowindow.open(map, marker);
}
})(marker, i));
}
// Check if user support geo-location
if (navigator.geolocation) {
navigator.geolocation.getCurrentPosition(function (position) {
var latitude = position.coords.latitude;
var longitude = position.coords.longitude;
var geolocpoint = new google.maps.LatLng(latitude, longitude);
var mapOptions = {
zoom: 8,
center: geolocpoint,
mapTypeId: google.maps.MapTypeId.HYBRID
}
// Place a marker
var geolocation = new google.maps.Marker({
position: geolocpoint,
map: map,
title: 'Your geolocation',
icon: 'http://labs.google.com/ridefinder/images/mm_20_green.png'
});
});
}
}
google.maps.event.addDomListener(window, 'load', initialize);
</script>