Examples
Layers (31)
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 labelsAdd 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

Change a layer's color with buttons

Using setPaintProperty to change a layer's fill color.

<!DOCTYPE html>
<html>
<head>
<meta charset='utf-8' />
<title>Change a layer's color with buttons</title>
<meta name='viewport' content='initial-scale=1,maximum-scale=1,user-scalable=no' />
<script src='https://api.tiles.mapbox.com/mapbox-gl-js/v1.2.1/mapbox-gl.js'></script>
<link href='https://api.tiles.mapbox.com/mapbox-gl-js/v1.2.1/mapbox-gl.css' rel='stylesheet' />
<style>
body { margin:0; padding:0; }
#map { position:absolute; top:0; bottom:0; width:100%; }
</style>
</head>
<body>
<style>
.map-overlay {
font: 12px/20px 'Helvetica Neue', Arial, Helvetica, sans-serif;
position: absolute;
width: 200px;
top: 0;
left: 0;
padding: 10px;
}
.map-overlay .map-overlay-inner {
background-color: #fff;
box-shadow:0 1px 2px rgba(0, 0, 0, 0.10);
border-radius: 3px;
padding: 10px;
margin-bottom: 10px;
}
.map-overlay-inner fieldset {
border: none;
padding: 0;
margin: 0 0 10px;
}
.map-overlay-inner fieldset:last-child {
margin: 0;
}
.map-overlay-inner select {
width: 100%;
}
.map-overlay-inner label {
display: block;
font-weight: bold;
margin: 0 0 5px;
}
.map-overlay-inner button {
display: inline-block;
width: 36px;
height: 20px;
border: none;
cursor: pointer;
}
.map-overlay-inner button:focus {
outline: none;
}
.map-overlay-inner button:hover {
box-shadow:inset 0 0 0 3px rgba(0, 0, 0, 0.10);
}
</style>
<div id='map'></div>
<div class='map-overlay top'>
<div class='map-overlay-inner'>
<fieldset>
<label>Select layer</label>
<select id='layer' name='layer'>
<option value='water'>Water</option>
<option value='building'>Buildings</option>
</select>
</fieldset>
<fieldset>
<label>Choose a color</label>
<div id='swatches'></div>
</fieldset>
</div>
</div>
<script>
mapboxgl.accessToken = '<your access token here>';
var map = new mapboxgl.Map({
container: 'map',
style: 'mapbox://styles/mapbox/light-v10',
center: [12.338, 45.4385],
zoom: 17.4
});
var swatches = document.getElementById('swatches');
var layer = document.getElementById('layer');
var colors = [
'#ffffcc',
'#a1dab4',
'#41b6c4',
'#2c7fb8',
'#253494',
'#fed976',
'#feb24c',
'#fd8d3c',
'#f03b20',
'#bd0026'
];
colors.forEach(function(color) {
var swatch = document.createElement('button');
swatch.style.backgroundColor = color;
swatch.addEventListener('click', function() {
map.setPaintProperty(layer.value, 'fill-color', color);
});
swatches.appendChild(swatch);
});
</script>
</body>
</html>
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