selectionUpdate method

void selectionUpdate(
  1. int row,
  2. int col,
  3. bool rightHalf
)

Implementation

void selectionUpdate(int row, int col, bool rightHalf) {
  _engine?.selectionUpdate(row, col, rightHalf);
  // Drag-update; notify so the painter can refresh via the engine path.
  notifyListeners();
}