updateLineDirectionCross180 method Null safety

Future<bool> updateLineDirectionCross180(
  1. BMFLineDirectionCross180Type lineDirectionCross180
)

æ›´æ–°lineDirectionCross180

Implementation

Future<bool> updateLineDirectionCross180(
    BMFLineDirectionCross180Type lineDirectionCross180) async {
  ArgumentError.checkNotNull(lineDirectionCross180, "lineDirectionCross180");

  bool ret = await BMFMapDispatcherFactory.instance.overlayDispatcher
      .updatePolylineMember(this.methodChannel, {
    'id': this.id,
    'member': 'lineDirectionCross180',
    'value': lineDirectionCross180.index
  });

  if (ret) {
    this.lineDirectionCross180 = lineDirectionCross180;
  }

  return ret;
}