public void New()
{
_persister = null;
_fractals = new List <IFractal>();
_isDirty = false;
OnChanged();
}
public void Load(string filePath)
{
New();
_persister = new FractalDocumentPersister(filePath);
_fractals = _persister.Load();
foreach (var fractal in _fractals)
{
fractal.TransformationChanged += new EventHandler(fractal_TransformationChanged);
}
OnChanged();
}
public void Save(string filePath)
{
_persister = new FractalDocumentPersister(filePath);
Save();
}
