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GoogleMapでクリックされた位置を取得するサンプル

JavaScript

Last updated at 2014-07-23Posted at 2014-07-23

@{
    Layout = null;
}

<!DOCTYPE html>
<html>
<head>
    <title>クリックされた位置を取得する</title>
    <meta name="viewport" content="initial-scale=1.0, user-scalable=no">
    <meta charset="utf-8">
    <style>
        html, body, #map-canvas {
            height: 500px;
            width: 500px;
            margin: 20px;
            padding: 20px;
        }
    </style>
    <script src="~/Scripts/jquery-1.10.2.js"></script>
    <script src="https://maps.googleapis.com/maps/api/js?v=3.exp"></script>
    <script>
        $(function () {
            google.maps.event.addDomListener(window, 'load', initialize);

            function initialize() {
                var mapOptions = {
                    zoom: 15,
                    center: new google.maps.LatLng(Number($("#latitude").val()), Number($("#longitude").val()))
                };

                var map = new google.maps.Map($("#map-canvas")[0], mapOptions);

                var marker = new google.maps.Marker({
                    position: map.getCenter(),
                    map: map
                });

                google.maps.event.addListener(map, 'click', function (e) {
                    var loc = e.latLng;
                    marker.setPosition(loc);
                    $("#latitude").val(loc.lat());
                    $("#longitude").val(loc.lng());
                });
            }
        });
    </script>
</head>
<body>
    <input id="latitude" type="text" value="33.8391574" />
    <input id="longitude" type="text" value="132.76557520000006" />
    <div id="map-canvas"></div>
</body>
</html>

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