Geolocation.kt

external class GeolocationCoordinates {
  val latitude: Double
  val longitude: Double
  val altitutde: Double
  val accuracy: Double
  val altitudeAccuracy: Double
  val heading: Double
  val speed: Double
}

external class GeolocationPosition {
  val coords: GeolocationCoordinates
  val timestamp: Double
}

external class GeolocationPositionError {
  val code: Int
  val message: String
}

external class GeolocationOptions {
  val maximumAge: Int
  val timeout: Int
  val enableHighAccuracy: Boolean
}

external class Geolocation {
  fun getCurrentPosition(success: (GeolocationCoordinates) -> Unit, error: (GeolocationPositionError) -> Unit = {}, options: GeolocationOptions? = null)
  fun watchPosition(success: (GeolocationCoordinates) -> Unit, error: (GeolocationPositionError) -> Unit = {}, options: GeolocationOptions? = null): Int
  fun clearWatch(id: Int)
}

val Navigator.geolocation get() = js("window.navigator.geolocation").unsafeCast<Geolocation>()