public void Save(PreviewPresentDataTransfer state)
{
base.Save(state);
state.ImageBox = ImageBox;
state.SuperimposeOption = SuperimposeOption.Save();
state.Quadrangle = Quadrangle.Save();
}
public void Restore(PreviewPresentDataTransfer state)
{
base.Restore(state);
ImageBox = state.ImageBox;
SuperimposeOption.Restore(state.SuperimposeOption);
Quadrangle?.Restore(state.Quadrangle);
}