Class ThemedTileDecoder

ThemedTileDecoder implements an ITileDecoder which uses a Theme to apply styles to the objects displayed in the map.

By default, decoders are executed in web workers (using TileDecoderService) for performance reasons.

Hierarchy

ThemedTileDecoder
- CustomDecoder
- VectorTileDecoder

Implements

ITileDecoder

Index

Properties

Methods

Properties

Optional languages

languages: string[]

m_storageLevelOffset

m_storageLevelOffset: number = 0

Protected Optional m_styleSetEvaluator

m_styleSetEvaluator: StyleSetEvaluator

Methods

configure

configure(options?: DecoderOptions, customOptions?: OptionsMap): void

Implementation of ITileDecoder.configure
- Defined in @here/harp-mapview-decoder/lib/ThemedTileDecoder.ts:58
Parameters
- Optional options: DecoderOptions
- Optional customOptions: OptionsMap
Returns void

Abstract connect

connect(): Promise<void>

Implementation of ITileDecoder.connect
- Defined in @here/harp-mapview-decoder/lib/ThemedTileDecoder.ts:31
Returns Promise<void>

Abstract decodeThemedTile

decodeThemedTile(data: ArrayBufferLike | {}, tileKey: TileKey, styleSetEvaluator: StyleSetEvaluator, projection: Projection): Promise<DecodedTile>

- Defined in @here/harp-mapview-decoder/lib/ThemedTileDecoder.ts:80
Create a DecodedTile from binary tile data and a theme description in form of a StyleSetEvaluator.

Parameters
- data: ArrayBufferLike | {}
  
  Binary data in form of [[ArrayBufferLike]], or any object.
- tileKey: TileKey
  
  Quadtree address of tile.
- styleSetEvaluator: StyleSetEvaluator
  
  Processor of Theme, identifies styling techniques applicable to individual objects.
- projection: Projection
  
  Projection used by the individual data sources.
Returns Promise<DecodedTile>

decodeTile

decodeTile(data: ArrayBufferLike | {}, tileKey: TileKey, projection: Projection): Promise<DecodedTile | undefined>

- Defined in @here/harp-mapview-decoder/lib/ThemedTileDecoder.ts:37
Parameters
- data: ArrayBufferLike | {}
- tileKey: TileKey
- projection: Projection
Returns Promise<DecodedTile | undefined>

dispose

dispose(): void

Implementation of ITileDecoder.dispose
- Defined in @here/harp-mapview-decoder/lib/ThemedTileDecoder.ts:33
Returns void

getTileInfo

getTileInfo(data: ArrayBufferLike, tileKey: TileKey, projection: Projection): Promise<TileInfo | undefined>

- Defined in @here/harp-mapview-decoder/lib/ThemedTileDecoder.ts:50
Parameters
- data: ArrayBufferLike
- tileKey: TileKey
- projection: Projection
Returns Promise<TileInfo | undefined>

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