Examples
Layers (32)
Display buildings in 3DExtrude polygons for 3D indoor mappingAdd a 3D modelAdjust a layer's opacityAnimate a lineAnimate a series of imagesAnimate a pointChange building color based on zoom levelChange the case of labelsDisplay HTML clusters with custom propertiesCreate and style clustersChange a layer's color with buttonsAdd a custom style layerStyle circles with a data-driven propertyStyle lines with a data-driven propertyDisplay and style rich text labelsUse a fallback imageAdd a pattern to a polygonAdd a new layer below labelsAdd a GeoJSON lineDraw GeoJSON pointsAdd a GeoJSON polygonCreate a heatmap layerCreate a gradient line using an expressionAdd multiple geometries from one GeoJSON sourceStyle ocean depth dataShow and hide layersChange worldview of administrative boundariesUpdate a choropleth layer by zoom levelVariable label placementVisualize population densityAdd hillshading

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://api.tiles.mapbox.com/mapbox-gl-js/v1.5.0/mapbox-gl.js'></script>
<link href='https://api.tiles.mapbox.com/mapbox-gl-js/v1.5.0/mapbox-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>
mapboxgl.accessToken = '<your access token here>';
var places = {
"type": "FeatureCollection",
"features": [{
"type": "Feature",
"properties": {
"description": "Ford's Theater",
"icon": "theatre"
},
"geometry": {
"type": "Point",
"coordinates": [-77.038659, 38.931567]
}
}, {
"type": "Feature",
"properties": {
"description": "The Gaslight",
"icon": "theatre"
},
"geometry": {
"type": "Point",
"coordinates": [-77.003168, 38.894651]
}
}, {
"type": "Feature",
"properties": {
"description": "Horrible Harry's",
"icon": "bar"
},
"geometry": {
"type": "Point",
"coordinates": [-77.090372, 38.881189]
}
}, {
"type": "Feature",
"properties": {
"description": "Bike Party",
"icon": "bicycle"
},
"geometry": {
"type": "Point",
"coordinates": [-77.052477, 38.943951]
}
}, {
"type": "Feature",
"properties": {
"description": "Rockabilly Rockstars",
"icon": "music"
},
"geometry": {
"type": "Point",
"coordinates": [-77.031706, 38.914581]
}
}, {
"type": "Feature",
"properties": {
"description": "District Drum Tribe",
"icon": "music"
},
"geometry": {
"type": "Point",
"coordinates": [-77.020945, 38.878241]
}
}, {
"type": "Feature",
"properties": {
"description": "Motown Memories",
"icon": "music"
},
"geometry": {
"type": "Point",
"coordinates": [-77.007481, 38.876516]
}
}]
};
var map = new mapboxgl.Map({
container: 'map',
style: 'mapbox://styles/mapbox/light-v9',
center: [-77.04, 38.907],
zoom: 11.15
});
map.on('load', function() {
// 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", ["get", "icon"], "-15"]
}
});
map.rotateTo(180, { duration: 10000 });
});
</script>
</body>
</html>
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