libreoffice-online/loleaflet/debug/map/zoom-remain-centered.html

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<!DOCTYPE html>
<html>
<head>
<title>Leaflet debug page</title>
<link rel="stylesheet" href="../../dist/leaflet.css" />
<link rel="stylesheet" href="../css/screen.css" />
<script type="text/javascript" src="../../build/deps.js"></script>
<script src="../leaflet-include.js"></script>
</head>
<body>
<div id="map"></div>
<script type="text/javascript">
// Check the 'center' setting of the scroll-wheel, double-click and touch-zoom
// handlers
var osmUrl = 'http://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png',
osmAttrib = '&copy; <a href="http://openstreetmap.org/copyright">OpenStreetMap</a> contributors',
osm = L.tileLayer(osmUrl, {minZoom: 14, attribution: osmAttrib}),
latlng = new L.LatLng(51.1788409,-1.82618);
var map = new L.Map('map', {
center: latlng,
zoom: 15,
layers: [osm],
scrollWheelZoom: 'center', // zoom to center regardless where mouse is
doubleClickZoom: 'center',
touchZoom: 'center'
});
L.marker(latlng).addTo(map);
L.control.scale().addTo(map);
</script>
</body>
</html>