onPolygonInsertAt method
Implementation
Stream<PolygonInsertAtEvent> onPolygonInsertAt({required int mapId}) {
throw UnimplementedError('onPolygonInsertAt() has not been implemented.');
}
Stream<PolygonInsertAtEvent> onPolygonInsertAt({required int mapId}) {
throw UnimplementedError('onPolygonInsertAt() has not been implemented.');
}