Style
public final class Style : StyleProtocol
Style provides access to the APIs used to dynamically modify the map’s style. Use it to read and write layers, sources, and images. Obtain the Style instance for a MapView via MapView.mapboxMap.style.
Note: Style should only be used from the main thread.
-
Undocumented
Declaration
Swift
public weak var styleManager: StyleManager! { get }
-
Adds a
layer
to the mapThrows
StyleError or type conversion errors
Declaration
Swift
public func addLayer(_ layer: Layer, layerPosition: LayerPosition? = nil) throws
Parameters
layer
The layer to apply on the map
layerPosition
Position at which to add the map.
-
Adds a persistent
layer
to the map Persistent layers are valid across style changes.Throws
StyleError or type conversion errors
Declaration
Swift
public func addPersistentLayer(_ layer: Layer, layerPosition: LayerPosition? = nil) throws
Parameters
layer
The layer to apply on the map
layerPosition
Position at which to add the map.
-
Moves a
layer
to a new layer position in the style.Throws
StyleError
on failure, orNSError
with a _domain of “com.mapbox.bindgen”Declaration
Swift
public func moveLayer(withId id: String, to position: LayerPosition) throws
Parameters
layerId
The layer to move
position
The new position to move the layer to
-
Gets a
layer
from the mapThrows
StyleError or type conversion errors
Declaration
Swift
public func layer<T>(withId id: String, type: T.Type) throws -> T where T : Layer
Parameters
id
The id of the layer to be fetched
type
The type of the layer that will be fetched
Return Value
The fully formed
layer
object of type equal totype
-
Gets a
layer
from the map.This function is useful if you do not know the concrete type of the layer you are fetching, or don’t need to know for your situation.
Throws
Type conversion errors
Declaration
Swift
public func layer(withId id: String) throws -> Layer
Parameters
layerID
The id of the layer to be fetched
Return Value
The fully formed
layer
object. -
Updates a layer that exists in the style already
Throws
StyleError or type conversion errors
Declaration
Swift
public func updateLayer<T>(withId id: String, type: T.Type, update: (inout T) throws -> Void) throws where T: Layer
Parameters
id
identifier of layer to update
type
Type of the layer
update
Closure that mutates a layer passed to it
-
Adds a source to the map
Throws
StyleError or type conversion errors
Declaration
Swift
public func addSource(_ source: Source, id: String) throws
Parameters
source
The source to add to the map.
identifier
A unique source identifier.
-
Retrieves a source from the map
Throws
StyleError or type conversion errors
Declaration
Swift
public func source<T>(withId id: String, type: T.Type) throws -> T where T : Source
Parameters
id
The id of the source to retrieve
type
The type of the source
Return Value
The fully formed
source
object of type equal totype
. -
Retrieves a source from the map
This function is useful if you do not know the concrete type of the source you are fetching, or don’t need to know for your situation.
Throws
Type conversion errors.Declaration
Swift
public func source(withId id: String) throws -> Source
Parameters
id
The id of the source to retrieve.
Return Value
The fully formed
source
object. -
Updates the
data
property of a givenGeoJSONSource
with a new value conforming to theGeoJSONObject
protocol.Throws
StyleError or type conversion errors
Attention
This method is only effective with sources of
GeoJSONSource
type, and cannot be used to update other source types.Declaration
Swift
public func updateGeoJSONSource(withId id: String, geoJSON: GeoJSONObject) throws
Parameters
id
The identifier representing the GeoJSON source.
geoJSON
The new GeoJSON to be associated with the source data. i.e. a feature or feature collection.
-
true
if and only if the style JSON contents, the style specified sprite and sources are all loaded, otherwise returnsfalse
.Declaration
Swift
public var isLoaded: Bool { get }
-
Get or set the style URI
Setting a new style is asynchronous. In order to get the result of this operation, listen to
MapEvents.styleDataLoaded
,MapEvents.styleLoaded
.Attention
This method should be called on the same thread where the MapboxMap object is initialized.Declaration
Swift
public var uri: StyleURI? { get set }
-
Get or set the style via a JSON serialization string
Attention
This method should be called on the same thread where the MapboxMap object is initialized.Declaration
Swift
public var JSON: String { get set }
-
The map style’s default camera, if any, or a default camera otherwise. The map style default camera is defined as follows:
The style default camera is re-evaluated when a new style is loaded.
Declaration
Swift
public var defaultCamera: CameraOptions { get }
-
Get or set the map style’s transition options.
By default, the style parser will attempt to read the style default transition, if any, falling back to a 0.3 s transition otherwise.
Overridden transitions are reset once a new style has been loaded. To customize the transition used when switching styles, set this property after
MapEvents.EventKind.styleDataLoaded
whereEvent.type == "style"
and beforeMapEvents.EventKind.styleDataLoaded
whereEvent.type == "sprite"
and whereEvent.type == "sources"
.See also
onNext(_:handler:)
Declaration
Swift
public var transition: TransitionOptions { get set }
-
Adds a new style layer given its JSON properties
Runtime style layers are valid until they are either removed or a new style is loaded.
See
See Also: https://docs.mapbox.com/mapbox-gl-js/style-spec/#layers
Throws
An error describing why the operation was unsuccessful.
Declaration
Swift
public func addLayer(with properties: [String : Any], layerPosition: LayerPosition?) throws
Parameters
properties
A JSON dictionary of style layer properties.
layerPosition
If not empty, the new layer will be positioned according to
LayerPosition
parameters. -
Adds a new persistent style layer given its JSON properties
Persistent style layers remain valid across style reloads.
Throws
An error describing why the operation was unsuccessful
Declaration
Swift
public func addPersistentLayer(with properties: [String : Any], layerPosition: LayerPosition?) throws
Parameters
properties
A JSON dictionary of style layer properties
layerPosition
If not empty, the new layer will be positioned according to
LayerPosition
parameters. -
Returns
true
if the id passed in is associated to a persistent layerDeclaration
Swift
public func isPersistentLayer(id: String) throws -> Bool
Parameters
id
The layer identifier to test
-
Adds a new persistent style custom layer.
Persistent style layers are valid across style reloads.
See
See Also: https://docs.mapbox.com/mapbox-gl-js/style-spec/#layers
Throws
An error describing why the operation was unsuccessful.
Declaration
Swift
public func addPersistentCustomLayer(withId id: String, layerHost: CustomLayerHost, layerPosition: LayerPosition?) throws
Parameters
id
Style layer id.
layerHost
Style custom layer host.
layerPosition
If not empty, the new layer will be positioned according to
LayerPosition
parameters. -
Adds a new style custom layer.
Runtime style layers are valid until they are either removed or a new style is loaded.
See
See Also: https://docs.mapbox.com/mapbox-gl-js/style-spec/#layers
Throws
An error describing why the operation was unsuccessful.
Declaration
Swift
public func addCustomLayer(withId id: String, layerHost: CustomLayerHost, layerPosition: LayerPosition?) throws
Parameters
id
Style layer id.
layerHost
Style custom layer host.
layerPosition
If not empty, the new layer will be positioned according to
LayerPosition
parameters. -
Removes an existing style layer
Runtime style layers are valid until they are either removed or a new style is loaded.
Throws
An error describing why the operation was unsuccessful.
Declaration
Swift
public func removeLayer(withId id: String) throws
Parameters
id
Identifier of the style layer to remove.
-
Checks whether a given style layer exists.
Runtime style layers are valid until they are either removed or a new style is loaded.
Declaration
Swift
public func layerExists(withId id: String) -> Bool
Parameters
id
Style layer identifier.
Return Value
true
if the given style layer exists,false
otherwise. -
The ordered list of the current style layers’ identifiers and types
Declaration
Swift
public var allLayerIdentifiers: [LayerInfo] { get }
-
Gets the value of style layer property.
Declaration
Swift
public func layerPropertyValue(for layerId: String, property: String) -> Any
Parameters
layerId
Style layer identifier.
property
Style layer property name.
Return Value
The value of the property in the layer with layerId.
-
Gets the value of style layer property.
Declaration
Swift
public func layerProperty(for layerId: String, property: String) -> StylePropertyValue
Parameters
layerId
Style layer identifier.
property
Style layer property name.
Return Value
The value of the property in the layer with layerId.
-
Sets a JSON value to a style layer property.
Throws
An error describing why the operation was unsuccessful.
Declaration
Swift
public func setLayerProperty(for layerId: String, property: String, value: Any) throws
Parameters
layerId
Style layer identifier.
property
Style layer property name.
value
Style layer property value.
-
Gets the default value of style layer property.
Declaration
Swift
public static func layerPropertyDefaultValue(for layerType: LayerType, property: String) -> StylePropertyValue
Parameters
layerType
Style layer type.
property
Style layer property name.
Return Value
The default value of the property for the layers with type layerType.
-
Gets the properties for a style layer.
Throws
An error describing why the operation was unsuccessful.
Declaration
Swift
public func layerProperties(for layerId: String) throws -> [String : Any]
Parameters
layerId
layer id.
Return Value
JSON dictionary representing the layer properties
-
Sets style layer properties.
This method can be used to perform batch update for a style layer properties. The structure of a provided
properties
value must conform to the format for a corresponding layer type.Modification of a layer identifier and/or layer type is not allowed.
Throws
An error describing why the operation was unsuccessful.
Declaration
Swift
public func setLayerProperties(for layerId: String, properties: [String : Any]) throws
Parameters
layerId
Style layer identifier.
properties
JSON dictionary representing the updated layer properties.
-
Adds a new style source.
See
See Also: https://docs.mapbox.com/mapbox-gl-js/style-spec/#sources
Throws
An error describing why the operation was unsuccessful.
Declaration
Swift
public func addSource(withId id: String, properties: [String : Any]) throws
Parameters
id
An identifier for the style source.
properties
A JSON dictionary of style source properties.
-
Removes an existing style source.
Throws
An error describing why the operation was unsuccessful.
Declaration
Swift
public func removeSource(withId id: String) throws
Parameters
id
Identifier of the style source to remove.
-
Checks whether a given style source exists.
Declaration
Swift
public func sourceExists(withId id: String) -> Bool
Parameters
id
Style source identifier.
Return Value
true
if the given source exists,false
otherwise. -
The ordered list of the current style sources’ identifiers and types. Identifiers for custom vector sources will not be included
Declaration
Swift
public var allSourceIdentifiers: [SourceInfo] { get }
-
Gets the value of style source property.
Declaration
Swift
public func sourceProperty(for sourceId: String, property: String) -> StylePropertyValue
Parameters
sourceId
Style source identifier.
property
Style source property name.
Return Value
The value of the property in the source with sourceId.
-
Sets a value to a style source property.
Throws
An error describing why the operation was unsuccessful.
Declaration
Swift
public func setSourceProperty(for sourceId: String, property: String, value: Any) throws
Parameters
sourceId
Style source identifier.
property
Style source property name.
value
Style source property value (JSON value)
-
Gets style source properties.
Throws
An error describing why the operation was unsuccessful.
Declaration
Swift
public func sourceProperties(for sourceId: String) throws -> [String : Any]
Parameters
sourceId
Style source identifier
Return Value
JSON dictionary representing the layer properties
-
Sets style source properties.
This method can be used to perform batch update for a style source properties. The structure of a provided
properties
value must conform to the format for a corresponding source type. Modification of a source type is not allowed.Throws
An error describing why the operation was unsuccessful.
Declaration
Swift
public func setSourceProperties(for sourceId: String, properties: [String : Any]) throws
Parameters
sourceId
Style source identifier
properties
A JSON dictionary of Style source properties
-
Gets the default value of style source property.
Declaration
Swift
public static func sourcePropertyDefaultValue(for sourceType: String, property: String) -> StylePropertyValue
Parameters
sourceType
Style source type.
property
Style source property name.
Return Value
The default value for the named property for the sources with type sourceType.
-
Updates the image of an image style source.
Throws
An error describing why the operation was unsuccessful.
Declaration
Swift
public func updateImageSource(withId id: String, image: UIImage) throws
Parameters
id
Style source identifier.
image
UIImage
-
Adds an image to be used in the style.
This API can also be used for updating an image. If the image id was already added, it gets replaced by the new image.
The image can be used in
icon-image
,fill-pattern
, andline-pattern
.For more information on how
stretchX
andstretchY
parameters affect image stretching see this Mapbox GL-JS example.Throws
An error describing why the operation was unsuccessful.
Declaration
Swift
public func addImage(_ image: UIImage, id: String, sdf: Bool = false, stretchX: [ImageStretches], stretchY: [ImageStretches], content: ImageContent? = nil) throws
Parameters
image
Image to add.
id
ID of the image.
sdf
Option to treat whether image is SDF(signed distance field) or not. Setting this to
true
allows template images to be recolored. The default value isfalse
.stretchX
An array of two-element arrays, consisting of two numbers that represent the from position and the to position of areas that can be stretched horizontally.
stretchY
An array of two-element arrays, consisting of two numbers that represent the from position and the to position of areas that can be stretched vertically.
content
An array of four numbers, with the first two specifying the left, top corner, and the last two specifying the right, bottom corner. If present, and if the icon uses icon-text-fit, the symbol’s text will be fit inside the content box.
-
Adds an image to be used in the style.
If the image has non-zero
UIImage.capInsets
it will be stretched accordingly, regardless of the value inUIImage.resizingMode
.Throws
An error describing why the operation was unsuccessful.
Declaration
Swift
public func addImage(_ image: UIImage, id: String, sdf: Bool = false, contentInsets: UIEdgeInsets = .zero) throws
Parameters
image
Image to add.
id
ID of the image.
sdf
Option to treat whether image is SDF(signed distance field) or not. Setting this to
true
allows template images to be recolored. The default value isfalse
.contentInsets
The distances the edges of content are inset from the image rectangle. If present, and if the icon uses icon-text-fit, the symbol’s text will be fit inside the content box.
-
Removes an image from the style.
Throws
An error describing why the operation was unsuccessful.
Declaration
Swift
public func removeImage(withId id: String) throws
Parameters
id
ID of the image to remove.
-
Checks whether an image exists.
Declaration
Swift
public func imageExists(withId id: String) -> Bool
Parameters
id
The identifier of the image.
Return Value
true
if the given image exists,false
otherwise. -
Get an image from the style.
Declaration
Swift
public func image(withId id: String) -> UIImage?
Parameters
id
ID of the image.
Return Value
UIImage representing the data associated with the given ID, or nil if no image is associated with that ID.
-
Sets the style global light source properties.
See
See Also: https://docs.mapbox.com/mapbox-gl-js/style-spec/#light
Throws
An error describing why the operation was unsuccessful.
Declaration
Swift
public func setLight(properties: [String : Any]) throws
Parameters
properties
A dictionary of style light properties values, with their names as key.
-
Sets a value to the style light property.
Throws
An error describing why the operation was unsuccessful.
Declaration
Swift
public func setLightProperty(_ property: String, value: Any) throws
Parameters
property
Style light property name.
value
Style light property value.
-
Gets the value of a style light property.
Declaration
Swift
public func lightProperty(_ property: String) -> Any
Parameters
property
Style light property name.
Return Value
Style light property value.
-
Gets the value of a style light property.
Declaration
Swift
public func lightProperty(_ property: String) -> StylePropertyValue
Parameters
property
Style light property name.
Return Value
Style light property value.
-
Removes terrain from style if it was set.
Declaration
Swift
public func removeTerrain()
-
Sets the style global terrain source properties.
See
See Also: https://docs.mapbox.com/mapbox-gl-js/style-spec/#terrain
Throws
An error describing why the operation was unsuccessful.
Declaration
Swift
public func setTerrain(properties: [String : Any]) throws
Parameters
properties
A dictionary of style terrain properties values, with their names as key.
-
Sets a value to the named style terrain property.
Throws
An error describing why the operation was unsuccessful.
Declaration
Swift
public func setTerrainProperty(_ property: String, value: Any) throws
Parameters
property
Style terrain property name.
value
Style terrain property value.
-
Gets the value of a style terrain property.
Declaration
Swift
public func terrainProperty(_ property: String) -> Any
Parameters
property
Style terrain property name.
Return Value
Style terrain property value.
-
Gets the value of a style terrain property.
Declaration
Swift
public func terrainProperty(_ property: String) -> StylePropertyValue
Parameters
property
Style terrain property name.
Return Value
Style terrain property value.
-
Set the atmosphere of the style
Declaration
Swift
public func setAtmosphere(_ atmosphere: Atmosphere) throws
Parameters
atmosphere
Atmosphere
object describing the fog, space and stars. -
Remove the atmosphere of the style. No fog, space or stars would be rendered.
Declaration
Swift
public func removeAtmosphere() throws
-
Set an explicit atmosphere properties
See
See Also style-spec/fog
Throws
An error describing why the operation was unsuccessful.
Declaration
Swift
public func setAtmosphere(properties: [String : Any]) throws
Parameters
properties
A dictionary of style fog (aka atmosphere) properties values, with their names as key.
-
Sets the value of a style atmosphere property.
See
See Also style-spec/fog
Throws
An error describing why the operation was unsuccessful.
Declaration
Swift
public func setAtmosphereProperty(_ property: String, value: Any) throws
Parameters
property
Style atmosphere property name.
-
Gets the value of a style atmosphere property.
See
See Also: https://docs.mapbox.com/mapbox-gl-js/style-spec/fog/
Declaration
Swift
public func atmosphereProperty(_ property: String) -> StylePropertyValue
Parameters
property
Style atmosphere property name.
Return Value
Style atmosphere property value.
-
Adds a custom geometry to be used in the style.
To add the data, implement the fetchTileFunction callback in the options and call
setCustomGeometrySourceTileData
.Throws
An error describing why the operation was unsuccessful.
Declaration
Swift
public func addCustomGeometrySource(withId id: String, options: CustomGeometrySourceOptions) throws
Parameters
id
Style source identifier
options
Settings for the custom geometry
-
Set tile data of a custom geometry.
Throws
An error describing why the operation was unsuccessful.
Declaration
Swift
public func setCustomGeometrySourceTileData(forSourceId sourceId: String, tileId: CanonicalTileID, features: [Feature]) throws
Parameters
sourceId
Style source identifier
tileId
Identifier of the tile
features
An array of features to add
-
Invalidate tile for provided custom geometry source.
Throws
An error describing why the operation was unsuccessful.
Declaration
Swift
public func invalidateCustomGeometrySourceTile(forSourceId sourceId: String, tileId: CanonicalTileID) throws
Parameters
sourceId
Style source identifier
tileId
Identifier of the tile
-
Invalidate region for provided custom geometry source.
Throws
An error describing why the operation was unsuccessful.
Declaration
Swift
public func invalidateCustomGeometrySourceRegion(forSourceId sourceId: String, bounds: CoordinateBounds) throws
Parameters
sourceId
Style source identifier
bounds
Coordinate bounds.
-
This function creates an expression that will localize the
textField
property of aSymbolLayer
Declaration
Swift
public func localizeLabels(into locale: Locale, forLayerIds layerIds: [String]? = nil) throws
Parameters
locale
The
Locale
to update the map tolayerIds
An optional list of ids that need to be localized. If
nil
is provided, all layers will be updated
-
Sets the projection.
Throws
StyleError
if the projection could not be applied.Declaration
Swift
public func setProjection(_ projection: StyleProjection) throws
Parameters
projection
The
StyleProjection
to apply to the style. -
The current projection.
Declaration
Swift
public var projection: StyleProjection { get }