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Sources

A map or layer source states which data the map should display. Specify the type of source with the "type" property, which must be one of vector, raster, raster-array, raster-dem, geojson, image, video.

A source provides map data that Mapbox GL JS can use with a style document to render a visual representation of that data. This delegation makes it possible to style the same source in different ways, as you might do to differentiate the appearances of different types of roads in a highways layer.

Specify a style

Adding a source to a map or layer isn't enough to make data appear on the map. You must also specify a style to provide properties like color or width for each feature.

Tiled sources

Tiled sources (vector and raster) must specify their details according to the TileJSON specification. There are several ways to do so:

  • By supplying TileJSON properties such as "tiles", "minzoom", and "maxzoom" directly in the source:
"mapbox-streets": {
"type": "vector",
"tiles": [
"http://a.example.com/tiles/{z}/{x}/{y}.pbf",
"http://b.example.com/tiles/{z}/{x}/{y}.pbf"
],
"maxzoom": 14
}
  • By providing a "url" to a TileJSON resource:
"mapbox-streets": {
"type": "vector",
"url": "http://api.example.com/tilejson.json"
}
  • By providing a URL to a WMS server that supports EPSG:3857 (or EPSG:900913) as a source of tiled data. The server URL should contain a "{bbox-epsg-3857}" replacement token to supply the bbox parameter.
"wms-imagery": {
"type": "raster",
"tiles": [
"http://a.example.com/wms?bbox={bbox-epsg-3857}&format=image/png&service=WMS&version=1.1.1&request=GetMap&srs=EPSG:3857&width=256&height=256&layers=example"
],
"tileSize": 256
}

vector

A vector tile source. Tiles must be in Mapbox Vector Tile format. All geometric coordinates in vector tiles must be between -1 * extent and (extent * 2) - 1 inclusive. All layers that use a vector source must specify a "source-layer" value. For vector tiles hosted by Mapbox, the "url" value should be of the form mapbox://tilesetid.

"mapbox-streets": {
"type": "vector",
"url": "mapbox://mapbox.mapbox-streets-v6"
}
SDK SupportMapbox GL JSAndroid SDKiOS SDK

basic functionality

>= 0.10.0>= 2.0.1>= 2.0.0

attribution

Optional string .

Contains an attribution to be displayed when the map is shown to a user.

bounds

Optional array of numbers . Defaults to [-180,-85.051129,180,85.051129].

An array containing the longitude and latitude of the southwest and northeast corners of the source's bounding box in the following order: [sw.lng, sw.lat, ne.lng, ne.lat]. When this property is included in a source, no tiles outside of the given bounds are requested by Mapbox GL.

maxzoom

Optional number . Defaults to 22.

Maximum zoom level for which tiles are available, as in the TileJSON spec. Data from tiles at the maxzoom are used when displaying the map at higher zoom levels.

minzoom

Optional number . Defaults to 0.

Minimum zoom level for which tiles are available, as in the TileJSON spec.

promoteId

Optional promoteId .

A property to use as a feature id (for feature state). Either a property name, or an object of the form {<sourceLayer>: <propertyName>}. If specified as a string for a vector tile source, the same property is used across all its source layers. If specified as an object only specified source layers will have id overriden, others will fallback to original feature id

scheme

Optional enum . One of "xyz", "tms". Defaults to "xyz".

Influences the y direction of the tile coordinates. The global-mercator (aka Spherical Mercator) profile is assumed.

"xyz":

Slippy map tilenames scheme.

"tms":

OSGeo spec scheme.

tiles

Optional array of strings .

An array of one or more tile source URLs, as in the TileJSON spec. Required if url is not provided.

url

Optional string .

A URL to a TileJSON resource. Supported protocols are http:, https:, and mapbox://<Tileset ID>. Required if tiles is not provided.

volatile

Optional boolean . Defaults to false.

A setting to determine whether a source's tiles are cached locally.

SDK SupportMapbox GL JSAndroid SDKiOS SDK

basic functionality

Not yet supported>= 9.3.0>= 5.10.0

raster

A raster tile source. For raster tiles hosted by Mapbox, the "url" value should be of the form mapbox://tilesetid.

"mapbox-satellite": {
"type": "raster",
"url": "mapbox://mapbox.satellite",
"tileSize": 256
}
SDK SupportMapbox GL JSAndroid SDKiOS SDK

basic functionality

>= 0.10.0>= 2.0.1>= 2.0.0

attribution

Optional string .

Contains an attribution to be displayed when the map is shown to a user.

bounds

Optional array of numbers . Defaults to [-180,-85.051129,180,85.051129].

An array containing the longitude and latitude of the southwest and northeast corners of the source's bounding box in the following order: [sw.lng, sw.lat, ne.lng, ne.lat]. When this property is included in a source, no tiles outside of the given bounds are requested by Mapbox GL.

maxzoom

Optional number . Defaults to 22.

Maximum zoom level for which tiles are available, as in the TileJSON spec. Data from tiles at the maxzoom are used when displaying the map at higher zoom levels.

minzoom

Optional number . Defaults to 0.

Minimum zoom level for which tiles are available, as in the TileJSON spec.

scheme

Optional enum . One of "xyz", "tms". Defaults to "xyz".

Influences the y direction of the tile coordinates. The global-mercator (aka Spherical Mercator) profile is assumed.

"xyz":

Slippy map tilenames scheme.

"tms":

OSGeo spec scheme.

tiles

Optional array of strings .

An array of one or more tile source URLs, as in the TileJSON spec. Required if url is not provided.

tileSize

Optional number . Units in pixels. Defaults to 512.

The minimum visual size to display tiles for this layer. Only configurable for raster layers.

url

Optional string .

A URL to a TileJSON resource. Supported protocols are http:, https:, and mapbox://<Tileset ID>. Required if tiles is not provided.

volatile

Optional boolean . Defaults to false.

A setting to determine whether a source's tiles are cached locally.

SDK SupportMapbox GL JSAndroid SDKiOS SDK

basic functionality

Not yet supported>= 9.3.0>= 5.10.0

raster-array

A raster-array tile source. Use this source with Mapbox Tiling Service (MTS) tilesets.

"gfs-wind": {
"type": "raster-array",
"url": "mapbox://mapbox.gfs-winds",
"tileSize": 512
}

attribution

Optional string .

Contains an attribution to be displayed when the map is shown to a user.

bounds

Optional array of numbers . Defaults to [-180,-85.051129,180,85.051129].

An array containing the longitude and latitude of the southwest and northeast corners of the source's bounding box in the following order: [sw.lng, sw.lat, ne.lng, ne.lat]. When this property is included in a source, no tiles outside of the given bounds are requested by Mapbox GL.

experimental

Optional .

maxzoom

Optional number . Defaults to 22.

Maximum zoom level for which tiles are available, as in the TileJSON spec. Data from tiles at the maxzoom are used when displaying the map at higher zoom levels.

minzoom

Optional number . Defaults to 0.

Minimum zoom level for which tiles are available, as in the TileJSON spec.

rasterLayers

Optional .

Contains the description of the raster data layers and the bands contained within the tiles.

tiles

Optional array of strings .

An array of one or more tile source URLs, as in the TileJSON spec. Required if url is not provided.

tileSize

Optional number . Units in pixels. Defaults to 512.

The minimum visual size to display tiles for this layer. Only configurable for raster layers.

url

Optional string .

A URL to a TileJSON resource. Supported protocols are http:, https:, and mapbox://<Tileset ID>. Required if tiles is not provided.

volatile

Optional boolean . Defaults to false.

A setting to determine whether a source's tiles are cached locally.

SDK SupportMapbox GL JSAndroid SDKiOS SDK

basic functionality

Not yet supported>= 9.3.0>= 5.10.0

raster-dem

A raster DEM source. Only supports Mapbox Terrain-DEM (mapbox://mapbox.mapbox-terrain-dem-v1):

"mapbox-terrain-dem-v1": {
"type": "raster-dem",
"url": "mapbox://mapbox.mapbox-terrain-dem-v1"
}
SDK SupportMapbox GL JSAndroid SDKiOS SDK

basic functionality

>= 0.43.0Not yet supportedNot yet supported

attribution

Optional string .

Contains an attribution to be displayed when the map is shown to a user.

bounds

Optional array of numbers . Defaults to [-180,-85.051129,180,85.051129].

An array containing the longitude and latitude of the southwest and northeast corners of the source's bounding box in the following order: [sw.lng, sw.lat, ne.lng, ne.lat]. When this property is included in a source, no tiles outside of the given bounds are requested by Mapbox GL.

encoding

Optional enum . One of "terrarium", "mapbox". Defaults to "mapbox".

The encoding used by this source. Mapbox Terrain RGB is used by default

"terrarium":

Terrarium format PNG tiles. See https://aws.amazon.com/es/public-datasets/terrain/ for more info.

"mapbox":

Mapbox Terrain RGB tiles. See https://www.mapbox.com/help/access-elevation-data/#mapbox-terrain-rgb for more info.

maxzoom

Optional number . Defaults to 22.

Maximum zoom level for which tiles are available, as in the TileJSON spec. Data from tiles at the maxzoom are used when displaying the map at higher zoom levels.

minzoom

Optional number . Defaults to 0.

Minimum zoom level for which tiles are available, as in the TileJSON spec.

tiles

Optional array of strings .

An array of one or more tile source URLs, as in the TileJSON spec. Required if url is not provided.

tileSize

Optional number . Units in pixels. Defaults to 512.

The minimum visual size to display tiles for this layer. Only configurable for raster layers.

url

Optional string .

A URL to a TileJSON resource. Supported protocols are http:, https:, and mapbox://<Tileset ID>. Required if tiles is not provided.

volatile

Optional boolean . Defaults to false.

A setting to determine whether a source's tiles are cached locally.

SDK SupportMapbox GL JSAndroid SDKiOS SDK

basic functionality

Not yet supported>= 9.3.0>= 5.10.0

geojson

A GeoJSON source. Data must be provided via a "data" property, whose value can be a URL or inline GeoJSON.

"geojson-marker": {
"type": "geojson",
"data": {
"type": "Feature",
"geometry": {
"type": "Point",
"coordinates": [-77.0323, 38.9131]
},
"properties": {
"title": "Mapbox DC",
"marker-symbol": "monument"
}
}
}

This example of a GeoJSON source refers to an external GeoJSON document via its URL. The GeoJSON document must be on the same domain or accessible using CORS.

"geojson-lines": {
"type": "geojson",
"data": "./lines.geojson"
}
SDK SupportMapbox GL JSAndroid SDKiOS SDK

basic functionality

>= 0.10.0>= 2.0.1>= 2.0.0

clustering

>= 0.14.0>= 4.2.0>= 3.4.0

line distance metrics

>= 0.45.0>= 6.5.0>= 4.4.0

attribution

Optional string .

Contains an attribution to be displayed when the map is shown to a user.

buffer

Optional number between 0 and 512 inclusive. Defaults to 128.

Size of the tile buffer on each side. A value of 0 produces no buffer. A value of 512 produces a buffer as wide as the tile itself. Larger values produce fewer rendering artifacts near tile edges and slower performance.

cluster

Optional boolean . Defaults to false.

If the data is a collection of point features, setting this to true clusters the points by radius into groups. Cluster groups become new Point features in the source with additional properties:

  • cluster Is true if the point is a cluster
  • cluster_id A unqiue id for the cluster to be used in conjunction with the cluster inspection methods
  • point_count Number of original points grouped into this cluster
  • point_count_abbreviated An abbreviated point count

clusterMaxZoom

Optional number .

Max zoom on which to cluster points if clustering is enabled. Defaults to one zoom less than maxzoom (so that last zoom features are not clustered). Clusters are re-evaluated at integer zoom levels so setting clusterMaxZoom to 14 means the clusters will be displayed until z15.

clusterMinPoints

Optional number .

Minimum number of points necessary to form a cluster if clustering is enabled. Defaults to 2.

clusterProperties

Optional .

An object defining custom properties on the generated clusters if clustering is enabled, aggregating values from clustered points. Has the form {"property_name": [operator, map_expression]}. operator is any expression function that accepts at least 2 operands (e.g. "+" or "max") — it accumulates the property value from clusters/points the cluster contains; map_expression produces the value of a single point.

Example: {"sum": ["+", ["get", "scalerank"]]}.

For more advanced use cases, in place of operator, you can use a custom reduce expression that references a special ["accumulated"] value, e.g.: {"sum": [["+", ["accumulated"], ["get", "sum"]], ["get", "scalerank"]]}

clusterRadius

Optional number greater than or equal to 0. Defaults to 50.

Radius of each cluster if clustering is enabled. A value of 512 indicates a radius equal to the width of a tile.

data

Optional .

A URL to a GeoJSON file, or inline GeoJSON.

dynamic

Optional boolean . Defaults to false.

Whether to optimize this source for frequent data updates (e.g. animating features).

SDK SupportMapbox GL JSAndroid SDKiOS SDK

basic functionality

>= 3.4.0Not yet supportedNot yet supported

filter

Optional .

An expression for filtering features prior to processing them for rendering.

generateId

Optional boolean . Defaults to false.

Whether to generate ids for the GeoJSON features. When enabled, the feature.id property will be auto assigned based on its index in the features array, over-writing any previous values.

lineMetrics

Optional boolean . Defaults to false.

Whether to calculate line distance metrics. This is required for line layers that specify line-gradient values.

maxzoom

Optional number . Defaults to 18.

Maximum zoom level at which to create vector tiles (higher means greater detail at high zoom levels).

minzoom

Optional number . Defaults to 0.

Minimum zoom level at which to create vector tiles

promoteId

Optional promoteId .

A property to use as a feature id (for feature state). Either a property name, or an object of the form {<sourceLayer>: <propertyName>}.

tolerance

Optional number . Defaults to 0.375.

Douglas-Peucker simplification tolerance (higher means simpler geometries and faster performance).

image

An image source. The "url" value contains the image location.

The "coordinates" array contains [longitude, latitude] pairs for the image corners listed in clockwise order: top left, top right, bottom right, bottom left.

"image": {
"type": "image",
"url": "https://docs.mapbox.com/mapbox-gl-js/assets/radar.gif",
"coordinates": [
[-80.425, 46.437],
[-71.516, 46.437],
[-71.516, 37.936],
[-80.425, 37.936]
]
}
SDK SupportMapbox GL JSAndroid SDKiOS SDK

basic functionality

>= 0.10.0>= 5.2.0>= 3.7.0

coordinates

Required array of array of numbers .

Corners of image specified in longitude, latitude pairs. Note: When using globe projection, the image will be centered at the North or South Pole in the respective hemisphere if the average latitude value exceeds 85 degrees or falls below -85 degrees.

url

Optional string .

URL that points to an image. If the URL is not specified, the image is expected to be loaded directly during runtime.

video

A video source. The "urls" value is an array. For each URL in the array, a video element source will be created. To support the video across browsers, supply URLs in multiple formats.

The "coordinates" array contains [longitude, latitude] pairs for the video corners listed in clockwise order: top left, top right, bottom right, bottom left.

"video": {
"type": "video",
"urls": [
"https://static-assets.mapbox.com/mapbox-gl-js/drone.mp4",
"https://static-assets.mapbox.com/mapbox-gl-js/drone.webm"
],
"coordinates": [
[-122.51596391201019, 37.56238816766053],
[-122.51467645168304, 37.56410183312965],
[-122.51309394836426, 37.563391708549425],
[-122.51423120498657, 37.56161849366671]
]
}
SDK SupportMapbox GL JSAndroid SDKiOS SDK

basic functionality

>= 0.10.0Not yet supportedNot yet supported

coordinates

Required array of array of numbers .

Corners of video specified in longitude, latitude pairs.

urls

Required array of strings .

URLs to video content in order of preferred format.

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