public ArrowProjectSave()
{
Elements = new ObservableCollection<ArrowElementSave>();
Intents = new ObservableCollection<ArrowIntentSave>();
ResolutionSettings = new ResolutionSettings();
ResolutionSettings.Width = 800;
ResolutionSettings.Height = 480;
CameraSave = new CameraSave();
CameraSave.Orthogonal = true;
CameraSave.OrthogonalWidth = ResolutionSettings.Width;
CameraSave.OrthogonalHeight = ResolutionSettings.Height;
}