All docsNMaps GL JS DocsExamplesVariable label placement

Variable label placement

Use text-variable-anchor to allow high priority labels to shift position to stay on the map.

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>Variable label placement</title>
<meta name="viewport" content="initial-scale=1,maximum-scale=1,user-scalable=no" />
<script src="https://cdn.ndrive.com/nmapsgl/v1.6.6/nmaps-gl.js"></script>
<link href="https://cdn.ndrive.com/nmapsgl/v1.6.6/nmaps-gl.css" rel="stylesheet" />
<style>
body { margin: 0; padding: 0; }
#map { position: absolute; top: 0; bottom: 0; width: 100%; }
</style>
</head>
<body>
<div id="map"></div>
<script>
// TO MAKE THE MAP APPEAR YOU MUST ADD YOUR ACCESS TOKEN
nmapsgl.accessToken = '<your access token here>';
const places = {
'type': 'FeatureCollection',
'features': [
{
'type': 'Feature',
'properties': {
'description': "Ford's Theater",
'icon': 'T174'
},
'geometry': {
'type': 'Point',
'coordinates': [-77.038659, 38.931567]
}
},
{
'type': 'Feature',
'properties': {
'description': 'The Gaslight',
'icon': 'T174'
},
'geometry': {
'type': 'Point',
'coordinates': [-77.003168, 38.894651]
}
},
{
'type': 'Feature',
'properties': {
'description': "Horrible Harry's",
'icon': 'T166'
},
'geometry': {
'type': 'Point',
'coordinates': [-77.090372, 38.881189]
}
},
{
'type': 'Feature',
'properties': {
'description': 'Bus station',
'icon': 'T198'
},
'geometry': {
'type': 'Point',
'coordinates': [-77.052477, 38.943951]
}
},
{
'type': 'Feature',
'properties': {
'description': 'Rockabilly Rockstars',
'icon': 'T159'
},
'geometry': {
'type': 'Point',
'coordinates': [-77.031706, 38.914581]
}
},
{
'type': 'Feature',
'properties': {
'description': 'District Drum Tribe',
'icon': 'T159'
},
'geometry': {
'type': 'Point',
'coordinates': [-77.020945, 38.878241]
}
},
{
'type': 'Feature',
'properties': {
'description': 'Motown Memories',
'icon': 'T159'
},
'geometry': {
'type': 'Point',
'coordinates': [-77.007481, 38.876516]
}
}
]
};
const map = new nmapsgl.Map({
container: 'map',
style: 'Light',
center: [-77.04, 38.907],
zoom: 11.15
});
map.on('load', () => {
// Add a GeoJSON source containing place coordinates and information.
map.addSource('places', {
'type': 'geojson',
'data': places
});
map.addLayer({
'id': 'poi-labels',
'type': 'symbol',
'source': 'places',
'layout': {
'text-field': ['get', 'description'],
'text-variable-anchor': ['top', 'bottom', 'left', 'right'],
'text-radial-offset': 0.5,
'text-justify': 'auto',
'icon-image': ['concat', 'poi-category-', ['get', 'icon']]
}
});
map.rotateTo(180, { duration: 10000 });
});
</script>
</body>
</html>