setMapOnLongClickCallback method Null safety

void setMapOnLongClickCallback(
  1. {required BMFMapCoordinateCallback callback}
)

设置长按地图时会回调接口

BMFMapCoordinateCallback callback 回调接口

Implementation

void setMapOnLongClickCallback({required BMFMapCoordinateCallback callback}) {
  _methodChannelHandler.setMapOnLongClickCallback(callback);
}