html 从谷歌地图获取经度和纬度
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<!doctyp html>
<html lang="en">
<head>
<meta charset="utf-8" />
<title>Get Latitude and Longitude</title>
<script src="http://maps.google.com/maps/api/js?libraries=places®ion=uk&language=en&sensor=true"></script>
<script src="//ajax.googleapis.com/ajax/libs/jquery/1.10.1/jquery.min.js"></script>
</head>
<body>
Address:
<input id="searchTextField" type="text" size="50" style="text-align: left;width:357px;direction: ltr;">
<br>
latitude:<input name="latitude" class="MapLat" value="" type="text" placeholder="Latitude" style="width: 161px;" disabled>
longitude:<input name="longitude" class="MapLon" value="" type="text" placeholder="Longitude" style="width: 161px;" disabled>
<div id="map_canvas" style="height: 350px;width: 500px;margin: 0.6em;"></div>
<script>
$(function () {
var lat = 44.88623409320778,
lng = -87.86480712897173,
latlng = new google.maps.LatLng(lat, lng),
image = 'http://www.google.com/intl/en_us/mapfiles/ms/micons/blue-dot.png';
//zoomControl: true,
//zoomControlOptions: google.maps.ZoomControlStyle.LARGE,
var mapOptions = {
center: new google.maps.LatLng(lat, lng),
zoom: 13,
mapTypeId: google.maps.MapTypeId.ROADMAP,
panControl: true,
panControlOptions: {
position: google.maps.ControlPosition.TOP_RIGHT
},
zoomControl: true,
zoomControlOptions: {
style: google.maps.ZoomControlStyle.LARGE,
position: google.maps.ControlPosition.TOP_left
}
},
map = new google.maps.Map(document.getElementById('map_canvas'), mapOptions),
marker = new google.maps.Marker({
position: latlng,
map: map,
icon: image
});
var input = document.getElementById('searchTextField');
var autocomplete = new google.maps.places.Autocomplete(input, {
types: ["geocode"]
});
autocomplete.bindTo('bounds', map);
var infowindow = new google.maps.InfoWindow();
google.maps.event.addListener(autocomplete, 'place_changed', function (event) {
infowindow.close();
var place = autocomplete.getPlace();
if (place.geometry.viewport) {
map.fitBounds(place.geometry.viewport);
} else {
map.setCenter(place.geometry.location);
map.setZoom(17);
}
moveMarker(place.name, place.geometry.location);
$('.MapLat').val(place.geometry.location.lat());
$('.MapLon').val(place.geometry.location.lng());
});
google.maps.event.addListener(map, 'click', function (event) {
$('.MapLat').val(event.latLng.lat());
$('.MapLon').val(event.latLng.lng());
infowindow.close();
var geocoder = new google.maps.Geocoder();
geocoder.geocode({
"latLng":event.latLng
}, function (results, status) {
console.log(results, status);
if (status == google.maps.GeocoderStatus.OK) {
console.log(results);
var lat = results[0].geometry.location.lat(),
lng = results[0].geometry.location.lng(),
placeName = results[0].address_components[0].long_name,
latlng = new google.maps.LatLng(lat, lng);
moveMarker(placeName, latlng);
$("#searchTextField").val(results[0].formatted_address);
}
});
});
function moveMarker(placeName, latlng) {
marker.setIcon(image);
marker.setPosition(latlng);
infowindow.setContent(placeName);
//infowindow.open(map, marker);
}
});
</script>
</body>
</html>
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