public FilterViewModel(Model.FilterInstance instance, FilterGraphViewModel parent)
{
_filterInstance = instance;
Parent = parent;
InputPins = _filterInstance.InputPins.Select(pin => new InputPinViewModel(this, pin)).ToList();
OutputPins = _filterInstance.OutputPins.Select(pin => new OutputPinViewModel(this, pin)).ToList();
}
private void UpdateWorkspaceViewModel()
{
var filterGraphViewModel = new ViewModel.FilterGraphViewModel(_filterGraph);
var workspaceViewModel = CreateWorkspaceBackground().Concat(filterGraphViewModel.AllObjects);
workSpace.ItemsSource = workspaceViewModel;
menuBar.DataContext = filterGraphViewModel;
}