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Interface ElevationLayer

Hierarchy

Index

Properties

copyright

copyright: string

The copyright text as defined by the service.

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declaredClass

declaredClass: string

destroyed

destroyed: boolean

fullExtent

fullExtent: Extent

The full extent of the layer.

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id

id: string

The unique ID assigned to the layer.

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initialized

initialized: boolean

listMode

listMode: "show" | "hide" | "hide-children"

Indicates how the layer should display in the LayerList widget.

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Readonly loadError

loadError: Error

The Error object returned if an error occurred while loading.

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Readonly loadStatus

loadStatus: "not-loaded" | "loading" | "failed" | "loaded"

Represents the status of a load operation.

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Readonly loadWarnings

loadWarnings: any[]

A list of warnings which occurred while loading.

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Readonly loaded

loaded: boolean

Indicates whether the layer's resources have loaded.

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opacity

opacity: number

The opacity of the layer.

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portalItem

portalItem: PortalItem

The portal item from which the layer is loaded.

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sourceJSON

sourceJSON: any

The image service's metadata JSON exposed by the ArcGIS REST API.

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Readonly spatialReference

spatialReference: SpatialReference

The spatial reference of the layer as defined by the service.

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tileInfo

tileInfo: TileInfo

Contains information about the tiling scheme for the layer.

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title

title: string

The title of the layer used to identify it in places such as the LayerList widget.

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Readonly type

type: "elevation"

url

url: string

URL pointing to the Elevation layer resource on an ArcGIS Image Server.

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visible

visible: boolean

Indicates if the layer is visible in the View.

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Methods

Protected _get

  • _get(propertyName: string): any
  • _get<T>(propertyName: string): T
  • Parameters

    • propertyName: string

    Returns any

  • Type parameters

    • T

    Parameters

    • propertyName: string

    Returns T

Protected _set

  • Type parameters

    • T

    Parameters

    • propertyName: string
    • value: T

    Returns ElevationLayer

cancelLoad

  • cancelLoad(): void
  • Cancels a load() operation if it is already in progress.

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    Returns void

createElevationSampler

createLayerView

  • Called by the views, such as MapView and SceneView, when the layer is added to the Map.layers collection and a layer view must be created for it.

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    Parameters

    Returns Promise<LayerView>

destroy

  • destroy(): void
  • Destroys the layer and any associated resources (including its portalItem, if it is a property on the layer).

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    Returns void

emit

  • emit(type: string, event?: any): boolean
  • Emits an event on the instance.

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    Parameters

    • type: string
    • Optional event: any

    Returns boolean

fetchAttributionData

  • fetchAttributionData(): Promise<any>
  • Fetches custom attribution data for the layer when it becomes available.

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    Returns Promise<any>

fetchTile

  • Requests a tile from the service and decodes the data into a linear array of elevation values.

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    Parameters

    Returns Promise<ElevationTileData>

get

  • get<T>(propertyName: string): T
  • get(propertyName: string): any
  • Type parameters

    • T

    Parameters

    • propertyName: string

    Returns T

  • Parameters

    • propertyName: string

    Returns any

getTileUrl

  • getTileUrl(level: number, row: number, col: number): string
  • This method returns a URL to a tile for a given level, row and column.

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    Parameters

    • level: number
    • row: number
    • col: number

    Returns string

hasEventListener

  • hasEventListener(type: string): boolean
  • Indicates whether there is an event listener on the instance that matches the provided event name.

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    Parameters

    • type: string

    Returns boolean

isFulfilled

  • isFulfilled(): boolean
  • isFulfilled() may be used to verify if creating an instance of the class is fulfilled (either resolved or rejected).

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    Returns boolean

isRejected

  • isRejected(): boolean
  • isRejected() may be used to verify if creating an instance of the class is rejected.

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    Returns boolean

isResolved

  • isResolved(): boolean
  • isResolved() may be used to verify if creating an instance of the class is resolved.

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    Returns boolean

load

  • load(signal?: AbortSignal): Promise<any>
  • Loads the resources referenced by this class.

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    Parameters

    • Optional signal: AbortSignal

    Returns Promise<any>

Protected notifyChange

  • notifyChange(propertyName: string): void
  • Parameters

    • propertyName: string

    Returns void

on

  • Parameters

    Returns IHandle

  • Parameters

    Returns IHandle

  • Parameters

    Returns IHandle

queryElevation

set

  • Type parameters

    • T

    Parameters

    • propertyName: string
    • value: T

    Returns ElevationLayer

  • Parameters

    Returns ElevationLayer

watch

  • Parameters

    • path: string | string[]
    • callback: WatchCallback
    • Optional sync: boolean

    Returns WatchHandle

when

  • when(callback?: Function, errback?: Function): Promise<any>
  • when() may be leveraged once an instance of the class is created.

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    Parameters

    • Optional callback: Function
    • Optional errback: Function

    Returns Promise<any>

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