removeMarker method

Future<void> removeMarker(String markerId)

Removes a marker marker from the map.

Implementation

Future<void> removeMarker(String markerId) async {
  // Remove marker points and close the location stream.
  try {
    markerPoints.remove(markerId);
    _locationStreamControllers[markerId]?.close();
    _locationStreamControllers.remove(markerId);

    // Remove the marker layer and source from the map.
    if (markerLayerIds[markerId] != null) {
      String layerId = 'layer-$markerId';
      String sourceId = 'source-$markerId';
      mapboxMap.style.removeStyleLayer(layerId);
      mapboxMap.style.removeStyleSource(sourceId);
      markerLayerIds.remove(markerId);

      // Update the last layer ID if necessary.
      if (_lastLayerId == layerId) {
        _lastLayerId = markerLayerIds.values.isNotEmpty
            ? markerLayerIds.values.last
            : null;
      }
    }
  } on Exception catch (_) {
    rethrow;
  }
}