<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>Add multiple markers</title>
<meta name="viewport" content="initial-scale=1,maximum-scale=1,user-scalable=no" />
<script src="https://tiles.locationiq.com/v3/libs/maplibre-gl/1.15.2/maplibre-gl.js"></script>
<link href="https://tiles.locationiq.com/v3/libs/maplibre-gl/1.15.2/maplibre-gl.css" rel="stylesheet" />
<style>
body { margin:0px; padding:0px; }
#map { position:absolute; top:0px; bottom:0px; width:100%; }
</style>
</head>
<body>
<style>
.marker {
display: block;
border: none;
border-radius: 50%;
cursor: pointer;
padding: 0;
}
</style>
<div id="map"></div>
<script>
//Add your LocationIQ Maps Access Token here (not the API token!)
locationiqKey = 'pk.a5c3fbf2119bfb2275b62eddbccd76b3';
//Define the map and configure the map's theme
var map = new maplibregl.Map({
container: 'map',
attributionControl: false, //need this to show a compact attribution icon (i) instead of the whole text
style: 'https://tiles.locationiq.com/v3/streets/vector.json?key='+locationiqKey,
zoom: 12,
center: [-122.42, 37.779]
});
//Add markers from geojson. This list can be generated dynamically with an AJAX call as well.
var geojson = {
"type": "FeatureCollection",
"features": [
{
"type": "Feature",
"properties": {
"message": "Foo",
"iconSize": [60, 60]
},
"geometry": {
"type": "Point",
"coordinates": [
-122.421953,
37.764966
]
}
},
{
"type": "Feature",
"properties": {
"message": "Bar",
"iconSize": [50, 50]
},
"geometry": {
"type": "Point",
"coordinates": [
-122.464677,
37.777209
]
}
},
{
"type": "Feature",
"properties": {
"message": "Baz",
"iconSize": [40, 40]
},
"geometry": {
"type": "Point",
"coordinates": [
-122.484948,
37.780090
]
}
}
]
};
//Add markers to map
//https://www.mapbox.com/mapbox-gl-js/api#marker
geojson.features.forEach(function(marker) {
// create a DOM element for the marker
var el = document.createElement('div');
el.className = 'marker';
el.style.backgroundImage = 'url(marker50px.png)';
el.style.width = '50px';
el.style.height = '50px';
//Instead of this click listener, we can attach a popup / infowindow to this marker (see next section)
el.addEventListener('click', function() {
window.alert(marker.properties.message);
});
// add marker to map
new maplibregl.Marker(el)
.setLngLat(marker.geometry.coordinates)
.addTo(map);
});
</script>
</body>
</html>