updateEntryByIndex method

  1. @override
bool updateEntryByIndex(
  1. int index,
  2. T? e
)
override

Implementation

@override
bool updateEntryByIndex(int index, T? e) {
  if (index < 0 || index > getEntryCount() - 1) {
    return false;
  }

  if (getEntryCount() == 0) {
    return false;
  }

  List<T?> valueDatas = values!;
  T pre = valueDatas.removeAt(index)!;
  e!.x = pre.x;
  valueDatas.insert(index, e);

  calcMinMax();

  return true;
}