changeDataStream property

StreamController<ChangeDataEvent<D>>? changeDataStream

The interaction stream of change data events.

You can either get change data events by listening to it's stream, or mannually emit change data events into this chart by adding to it's sink.

You can also share it with other charts for sharing change data events, in which case make sure it is broadcast.

Implementation

final StreamController<ChangeDataEvent<D>>? changeDataStream;