addGeoJsonAsMarkerCollection method

List<MarkerCollection> addGeoJsonAsMarkerCollection(
  1. String buffer,
  2. String name
)

Imports a GeoJSON data buffer as a MarkerCollection list.

Does not add the markers to the map, only imports the GeoJSON to a MarkerCollection list. The returned marker collections can then be customized and added to the map via the MapViewMarkerCollections.add method via the MapViewPreferences.markers provided by preferences.

Parameters

  • buffer The GeoJSON data buffer to be added as a marker collection.
  • name The name of the marker collection.

Returns

  • The created marker collections

Implementation

List<MarkerCollection> addGeoJsonAsMarkerCollection(
  final String buffer,
  final String name,
) {
  final OperationResult resultString = objectMethod(
    _pointerId,
    'MapView',
    'addGeoJsonAsMarkerCollection',
    args: <String, String>{'name': name, 'databuffer': buffer},
  );
  final List<MarkerCollection> pRet = List<MarkerCollection>.empty(
    growable: true,
  );

  for (final int markerCollectionId in resultString['result']) {
    pRet.add(MarkerCollection.init(markerCollectionId, 0));
  }
  return pRet;
}