clone method

Implementation

DragConfiguration clone() {
  return DragConfiguration(
    items: items.map((e) => e).toList(),
    allowedOperations: allowedOperations,
    animatesToStartingPositionOnCancelOrFail:
        animatesToStartingPositionOnCancelOrFail,
    prefersFullSizePreviews: prefersFullSizePreviews,
  );
}