1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
|
<!DOCTYPE html>
<html>
<head>
<title>Leaflet debug page</title>
<link rel="stylesheet" href="/usr/share/javascript/leafletleaflet.css" integrity="sha512-07I2e+7D8p6he1SIM+1twR5TIrhUQn9+I6yjqD53JQjFiMf8EtC93ty0/5vJTZGF8aAocvHYNEDJajGdNx1IsQ==" crossorigin="" />
<script src="/usr/share/javascript/leafletleaflet-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="/usr/share/javascript/leaflet/MarkerCluster.css" />
<link rel="stylesheet" href="/usr/share/javascript/leaflet/MarkerCluster.Default.css" />
<script src="/usr/share/javascript/leaflet/leaflet.markercluster-src.js"></script>
<script src="realworld.50000.1.js"></script>
<script src="realworld.50000.2.js"></script>
</head>
<body>
<div id="progress"><div id="progress-bar"></div></div>
<div id="map"></div>
<span>Mouse over a cluster to see the bounds of its children and click a cluster to zoom to those bounds</span>
<script type="text/javascript">
var tiles = L.tileLayer('https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png', {
maxZoom: 18,
attribution: '© <a href="https://www.openstreetmap.org/copyright">OpenStreetMap</a> contributors, Points © 2012 LINZ'
}),
latlng = L.latLng(-37.79, 175.27);
var map = L.map('map', { center: latlng, zoom: 13, layers: [tiles] });
var progress = document.getElementById('progress');
var progressBar = document.getElementById('progress-bar');
function updateProgressBar(processed, total, elapsed, layersArray) {
if (elapsed > 1000) {
// if it takes more than a second to load, display the progress bar:
progress.style.display = 'block';
progressBar.style.width = Math.round(processed/total*100) + '%';
}
if (processed === total) {
// all markers processed - hide the progress bar:
progress.style.display = 'none';
}
}
var markers = L.markerClusterGroup({ chunkedLoading: true, chunkProgress: updateProgressBar });
var markerList = [];
//console.log('start creating markers: ' + window.performance.now());
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);
markerList.push(marker);
}
for (var i = 0; i < addressPoints2.length; i++) {
var a = addressPoints2[i];
var title = a[2];
var marker = L.marker(L.latLng(a[0], a[1]), { title: title });
marker.bindPopup(title);
markerList.push(marker);
}
//console.log('start clustering: ' + window.performance.now());
markers.addLayers(markerList);
map.addLayer(markers);
//console.log('end clustering: ' + window.performance.now());
</script>
</body>
</html>
|
