handleUpEvent method

void handleUpEvent(
  1. PointerUpEvent event
)

Implementation

void handleUpEvent(PointerUpEvent event) {
  if (_old1?.device == event.device) {
    _old1 = _new1 = null;
  } else if (_old2?.device == event.device) {
    _old2 = _new2 = null;
  }
}