Class BaseTile`Abstract`

Abstract class for terrain RGB tiles

Hierarchy (View Summary)

BaseTile
- TerrainRGB
- Terrarium

Index

Constructors

Properties

maxzoom minzoom tileSize tms url

Methods

Constructors

constructor

new BaseTile(
    url: string,
    tileSize: number,
    minzoom: number,
    maxzoom: number,
    tms: boolean,
): BaseTile
Constructor
Parameters
- url: string
  URL for terrain RGB raster tilesets
- tileSize: number
  size of tile. 256 or 512
- minzoom: number
  minzoom for terrain RGB raster tilesets
- maxzoom: number
  maxzoom for terrain RGB raster tilesets
- tms: boolean
  whether it is Tile Map Service
Returns BaseTile
- Defined in base.ts:26

Properties

`Protected`maxzoom

maxzoom: number

`Protected`minzoom

minzoom: number

`Protected`tileSize

tileSize: number

`Protected`tms

tms: boolean

`Protected`url

url: string

Methods

`Protected` `Abstract`calc

calc(r: number, g: number, b: number, a: number): number
Calculate the value from RGBA. You must impletement this method in your sub class.
Parameters
- r: number
  red
- g: number
  green
- b: number
  blue
- a: number
  alfa
Returns number
- Defined in base.ts:136

`Protected`getValue

getValue(lnglat: number[], z: number): Promise<number>
Get the value from target coordinates and zoom level by using certain formula.
Parameters
- lnglat: number[]
  coordinates
- z: number
  zoom level
Returns Promise<number>
the value calculated by certain formula
- Defined in base.ts:47