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

Use a fallback image

Fallback to another image when a requested image is not available.

<!DOCTYPE html>
<html>
<head>
<meta charset='utf-8' />
<title>Use a fallback image</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 map = new mapboxgl.Map({
container: 'map',
style: 'mapbox://styles/mapbox/light-v10',
center: [-77, 38.75],
zoom: 5
});
map.on('load', function () {
map.addLayer({
"id": "points",
"type": "symbol",
"source": {
"type": "geojson",
"data": {
"type": "FeatureCollection",
"features": [{
"type": "Feature",
"geometry": {
"type": "Point",
"coordinates": [-77.03238901390978, 38.913188059745586]
},
"properties": {
"title": "Washington DC",
"icon": "monument"
}
}, {
"type": "Feature",
"geometry": {
"type": "Point",
"coordinates": [-79.9959, 40.4406]
},
"properties": {
"title": "Pittsburgh",
"icon": "bridges"
}
}, {
"type": "Feature",
"geometry": {
"type": "Point",
"coordinates": [-76.2859, 36.8508]
},
"properties": {
"title": "Norfolk",
"icon": "harbor"
}
}]
}
},
"layout": {
"icon-image": ["coalesce", ["image", ["concat", ["get", "icon"], "-15"]], ["image", "marker-15"]],
"text-field": ["get", "title"],
"text-font": ["Open Sans Semibold", "Arial Unicode MS Bold"],
"text-offset": [0, 0.6],
"text-anchor": "top"
}
});
});
</script>
</body>
</html>
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