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    Class AbstractGISHelper

    Abstract class for all GIS helpers.

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    Implements

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    Constructors

    constructor

    Properties

    enabled namedProjections proj4

    Methods

    _update addNamedProjection clear

    Constructors

    Properties

    enabled: boolean
    namedProjections: NamedProjections[]
    proj4: typeof proj4

    Methods

    Protected_update

    • _update(): void

      E.g.

      [
       ['EPSG:4326', '+title=WGS 84 (long/lat) +proj=longlat +ellps=WGS84 +datum=WGS84 +units=degrees'],
       ['EPSG:4269', '+title=NAD83 (long/lat) +proj=longlat +a=6378137.0 +b=6356752.31414036 +ellps=GRS80 +datum=NAD83 +units=degrees'],
      ]

      Returns void

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