marker-clustering-zoomtoshowlayer.html 1.96 KB
<!DOCTYPE html>
<html>
<head>
	<title>Leaflet debug page</title>

	<link rel="stylesheet" href="https://unpkg.com/leaflet@1.0.3/dist/leaflet.css" integrity="sha512-07I2e+7D8p6he1SIM+1twR5TIrhUQn9+I6yjqD53JQjFiMf8EtC93ty0/5vJTZGF8aAocvHYNEDJajGdNx1IsQ==" crossorigin="" />
	<script src="https://unpkg.com/leaflet@1.0.3/dist/leaflet-src.js" integrity="sha512-WXoSHqw/t26DszhdMhOXOkI7qCiv5QWXhH9R7CgvgZMHz1ImlkVQ3uNsiQKu5wwbbxtPzFXd1hK4tzno2VqhpA==" crossorigin=""></script>
	<meta name="viewport" content="width=device-width, initial-scale=1.0">
	<link rel="stylesheet" href="screen.css" />

	<link rel="stylesheet" href="../dist/MarkerCluster.css" />
	<link rel="stylesheet" href="../dist/MarkerCluster.Default.css" />
	<script src="../dist/leaflet.markercluster-src.js"></script>
	<script src="realworld.388.js"></script>

</head>
<body>

	<div id="map"></div>
	<button id="doit">Zoom to marker</button>
	<span>When clicked we will zoom down to a marker, spiderfying if required to show it and then open its popup</span>
	<script type="text/javascript">

		var tiles = L.tileLayer('https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png', {
				maxZoom: 18,
				attribution: '&copy; <a href="https://www.openstreetmap.org/copyright">OpenStreetMap</a> contributors'
			}),
			latlng = L.latLng(-37.82, 175.24);

		var map = L.map('map', {center: latlng, zoom: 13, layers: [tiles]});

		var markers = L.markerClusterGroup();
		var markerList = [];

		function populate() {
			for (var i = 0; i < addressPoints.length; i++) {
				var a = addressPoints[i];
				var title = a[2];
				var marker = L.marker(L.latLng(a[0], a[1]), { title: title });
				marker.bindPopup(title);
				markers.addLayer(marker);
				markerList.push(marker);
			}
		}

		populate();

		map.addLayer(markers);

		document.getElementById('doit').onclick = function () {
			var m = markerList[Math.floor(Math.random() * markerList.length)];
			markers.zoomToShowLayer(m, function () {
				m.openPopup();
			});
		};

	</script>
</body>
</html>