Class FeatureLayer

L.Class powers the OOP facilities of Leaflet and is used to create almost all of the Leaflet classes documented.

Hierarchy

Index

Constructor methods

Methods

Constructor methods

constructor(layers?: Array<T extends L.ILayer>): FeatureGroup

Create a layer group, optionally given an initial set of layers.

Parameters

  • layers?: Array<T extends L.ILayer> optional

Returns

FeatureGroup

Methods

public addEventListener(type: string, fn: (e: L.LeafletEvent) => void, context?: any): FeatureGroup

Parameters

  • type: string
  • fn: (e: L.LeafletEvent) => void
  • context?: any optional

Returns

FeatureGroup

public addEventListener(eventMap: any, context?: any): FeatureGroup

Parameters

  • eventMap: any
  • context?: any optional

Returns

FeatureGroup

public addLayer(layer: T in L.LayerGroup<T extends ILayer>): LayerGroup

Adds a given layer to the group.

Parameters

  • layer: T in L.LayerGroup<T extends ILayer>

Returns

LayerGroup

public addLayer(layer: T in L.LayerGroup<T extends ILayer>): LayerGroup

Adds a given layer to the group.

Parameters

  • layer: T in L.LayerGroup<T extends ILayer>

Returns

LayerGroup

public addOneTimeEventListener(type: string, fn: (e: L.LeafletEvent) => void, context?: any): FeatureGroup

Parameters

  • type: string
  • fn: (e: L.LeafletEvent) => void
  • context?: any optional

Returns

FeatureGroup

public addTo(map: Map): LayerGroup

Adds the group of layers to the map.

Parameters

Returns

LayerGroup

public addTo(map: Map): LayerGroup

Adds the group of layers to the map.

Parameters

Returns

LayerGroup

public bindPopup(htmlContent: string, options?: PopupOptions): FeatureGroup

Binds a popup with a particular HTML content to a click on any layer from the group that has a bindPopup method.

Parameters

Returns

FeatureGroup

public bringToBack(): FeatureGroup

Brings the layer group to the bottom of all other layers.

Returns

FeatureGroup

public bringToFront(): FeatureGroup

Brings the layer group to the top of all other layers.

Returns

FeatureGroup

public clearAllEventListeners(): FeatureGroup

Returns

FeatureGroup

public clearLayers(): LayerGroup

Removes all the layers from the group.

Returns

LayerGroup

public clearLayers(): LayerGroup

Removes all the layers from the group.

Returns

LayerGroup

public eachLayer(fn: (layer: T) => void, context?: any): LayerGroup

Iterates over the layers of the group, optionally specifying context of the iterator function.

Parameters

  • fn: (layer: T) => void
  • context?: any optional

Returns

LayerGroup

public eachLayer(fn: (layer: T) => void, context?: any): LayerGroup

Iterates over the layers of the group, optionally specifying context of the iterator function.

Parameters

  • fn: (layer: T) => void
  • context?: any optional

Returns

LayerGroup

public fire(type: string, data?: any): FeatureGroup

Parameters

  • type: string
  • data?: any optional

Returns

FeatureGroup

public fireEvent(type: string, data?: any): FeatureGroup

Parameters

  • type: string
  • data?: any optional

Returns

FeatureGroup

public getBounds(): LatLngBounds

Returns the LatLngBounds of the Feature Group (created from bounds and coordinates of its children).

Returns

LatLngBounds

public getFilter(): FilterFunction

Gets the filter function for this data layer.

Returns

FilterFunction

public getGeoJSON(): any

Get the contents of this layer as GeoJSON data.

Returns

any

public getLayer(id: string): T in L.LayerGroup<T extends ILayer>

Returns the layer with the given id.

Parameters

  • id: string

Returns

T in L.LayerGroup<T extends ILayer>

public getLayer(id: string): T in L.LayerGroup<T extends ILayer>

Returns the layer with the given id.

Parameters

  • id: string

Returns

T in L.LayerGroup<T extends ILayer>

public getLayers(): Array<T extends L.ILayer>

Returns an array of all the layers added to the group.

Returns

Array<T extends L.ILayer>

public getLayers(): Array<T extends L.ILayer>

Returns an array of all the layers added to the group.

Returns

Array<T extends L.ILayer>

public hasEventListeners(type: string): boolean

Parameters

  • type: string

Returns

boolean

public hasLayer(layer: T in L.LayerGroup<T extends ILayer>): boolean

Returns true if the given layer is currently added to the group.

Parameters

  • layer: T in L.LayerGroup<T extends ILayer>

Returns

boolean

public hasLayer(layer: T in L.LayerGroup<T extends ILayer>): boolean

Returns true if the given layer is currently added to the group.

Parameters

  • layer: T in L.LayerGroup<T extends ILayer>

Returns

boolean

public loadID(id: string): any

Load marker GeoJSON data from a map with the given id on Mapbox.

Parameters

  • id: string

Returns

any

public loadURL(url: string): any

Load GeoJSON data for this layer from the URL given by url.

Parameters

  • url: string

Returns

any

public off(type: string, fn?: (e: L.LeafletEvent) => void, context?: any): FeatureGroup

Parameters

  • type: string
  • fn?: (e: L.LeafletEvent) => void optional
  • context?: any optional

Returns

FeatureGroup

public off(eventMap?: any, context?: any): FeatureGroup

Parameters

  • eventMap?: any optional
  • context?: any optional

Returns

FeatureGroup

public on(type: string, fn: (e: L.LeafletEvent) => void, context?: any): FeatureGroup

Parameters

  • type: string
  • fn: (e: L.LeafletEvent) => void
  • context?: any optional

Returns

FeatureGroup

public on(eventMap: any, context?: any): FeatureGroup

Parameters

  • eventMap: any
  • context?: any optional

Returns

FeatureGroup

public onAdd(map: Map)

Should contain code that creates DOM elements for the overlay, adds them to map panes where they should belong and puts listeners on relevant map events. Called on map.addLayer(layer).

Parameters

public onRemove(map: Map)

Should contain all clean up code that removes the overlay's elements from the DOM and removes listeners previously added in onAdd. Called on map.removeLayer(layer).

Parameters

public once(type: string, fn: (e: L.LeafletEvent) => void, context?: any): FeatureGroup

Parameters

  • type: string
  • fn: (e: L.LeafletEvent) => void
  • context?: any optional

Returns

FeatureGroup

public removeEventListener(type: string, fn?: (e: L.LeafletEvent) => void, context?: any): FeatureGroup

Parameters

  • type: string
  • fn?: (e: L.LeafletEvent) => void optional
  • context?: any optional

Returns

FeatureGroup

public removeEventListener(eventMap?: any, context?: any): FeatureGroup

Parameters

  • eventMap?: any optional
  • context?: any optional

Returns

FeatureGroup

public removeLayer(layer: T in L.LayerGroup<T extends ILayer>): LayerGroup

Removes a given layer from the group.

Parameters

  • layer: T in L.LayerGroup<T extends ILayer>

Returns

LayerGroup

public removeLayer(id: string): LayerGroup

Removes a given layer of the given id from the group.

Parameters

  • id: string

Returns

LayerGroup

public removeLayer(layer: T in L.LayerGroup<T extends ILayer>): LayerGroup

Removes a given layer from the group.

Parameters

  • layer: T in L.LayerGroup<T extends ILayer>

Returns

LayerGroup

public removeLayer(id: string): LayerGroup

Removes a given layer of the given id from the group.

Parameters

  • id: string

Returns

LayerGroup

public setFilter(filter: FilterFunction): any

Sets the filter function for this data layer.

Parameters

Returns

any

public setGeoJSON(geojson: any): FeatureLayer

Set the contents of a markers layer: run the provided features through the filter function and then through the factory function to create elements for the map. If the layer already has features, they are replaced with the new features. An empty array will clear the layer of all features.

Parameters

  • geojson: any

Returns

FeatureLayer

public setStyle(style: PathOptions): FeatureGroup

Sets the given path options to each layer of the group that has a setStyle method.

Parameters

Returns

FeatureGroup

public toGeoJSON(): any

Returns a GeoJSON representation of the layer group (GeoJSON FeatureCollection).

Returns

any

public toGeoJSON(): any

Returns a GeoJSON representation of the layer group (GeoJSON FeatureCollection).

Returns

any