area property

Rect? area

Implementation

Rect? get area => _view.isEmpty
    ? null
    : Rect.fromLTWH(
        max(_area.left * _view.width / _scale - _view.left, 0),
        max(_area.top * _view.height / _scale - _view.top, 0),
        _area.width * _view.width / _scale,
        _area.height * _view.height / _scale,
      );