Class LayerSource

constructor

• new LayerSource($iApi: InstanceAPI): LayerSource

  Parameters

  • $iApi: InstanceAPI

  Returns LayerSource

layerCount

sublayerCount

createLayerHierarchy

• createLayerHierarchy(layers: any[], nested: boolean): SublayerInfo[]

  Parameters

  • layers: any[]
  • nested: boolean

  Returns SublayerInfo[]

fetchFileInfo

• fetchFileInfo(
      url: string,
      fileType: LayerType,
      fileData?: ArrayBuffer,
  ): Promise<LayerInfo | undefined>

  Get layer info from a file url or data

  Parameters

  • url: string

    a service url to load, name of file if file data is provided

  • fileType: LayerType

    format of the file (layer type)

  • OptionalfileData: ArrayBuffer

    raw file data buffer

  Returns Promise<LayerInfo | undefined>

  LayerInfo object

fetchServiceInfo

• fetchServiceInfo(
      url: string,
      serviceType: string,
      nested: boolean,
      signal?: AbortSignal,
  ): Promise<LayerInfo | undefined>

  Get layer info from a service url

  Parameters

  • url: string

    a service url to load

  • serviceType: string

    type of layer

  • nested: boolean

    whether sublayers should be organized hierarchically

  • Optionalsignal: AbortSignal

    abort signal to cancel the request

  Returns Promise<LayerInfo | undefined>

  LayerInfo object

getCsvInfo

• getCsvInfo(url: string, fileData: string | ArrayBuffer): Promise<LayerInfo>

  Parameters

  • url: string
  • fileData: string | ArrayBuffer

  Returns Promise<LayerInfo>

getFeatureInfo

• getFeatureInfo(url: string): Promise<LayerInfo>

  Parameters

  • url: string

  Returns Promise<LayerInfo>

getGeojsonInfo

• getGeojsonInfo(url: string, fileData: object | ArrayBuffer): Promise<LayerInfo>

  Parameters

  • url: string
  • fileData: object | ArrayBuffer

  Returns Promise<LayerInfo>

getImageryInfo

• getImageryInfo(url: string): Promise<LayerInfo>

  Parameters

  • url: string

  Returns Promise<LayerInfo>

getMapImageInfo

• getMapImageInfo(url: string, nested: boolean): Promise<LayerInfo>

  Gets MIL data from source, formats it as a tree, and returns a promise of the data with configuration

  Parameters

  • url: string
  • nested: boolean

  Returns Promise<LayerInfo>

  data configuration

getShapfileInfo

• getShapfileInfo(url: string, fileData: ArrayBuffer): Promise<LayerInfo>

  Parameters

  • url: string
  • fileData: ArrayBuffer

  Returns Promise<LayerInfo>

getTileInfo

• getTileInfo(url: string): Promise<LayerInfo>

  Parameters

  • url: string

  Returns Promise<LayerInfo>

getWfsInfo

• getWfsInfo(url: string, signal?: AbortSignal): Promise<LayerInfo>

  Parameters

  • url: string
  • Optionalsignal: AbortSignal

  Returns Promise<LayerInfo>

getWmsInfo

• getWmsInfo(url: string, nested: boolean): Promise<LayerInfo>

  Gets WMS data from source, formats it, and returns a promise of the data with configuration

  Parameters

  • url: string
  • nested: boolean

  Returns Promise<LayerInfo>

  data configuration

guessFormatFromURL

• guessFormatFromURL(url: string): string

  Guesses type of file or service given a URL

  Parameters

  • url: string

  Returns string

  file or layer type

mapWmsLayerList

• mapWmsLayerList(layers: any, nested: boolean): any

  Parameters

  • layers: any
  • nested: boolean

  Returns any