private void CreateBlockingNode(NetworkViewModel model, NodeViewModel previous_node)
{
// Create blocking node and add it to the graph
BlockingCutNodeViewModel blocking_node = new BlockingCutNodeViewModel(Cut);
model.Nodes.Edit(x => x.Add(blocking_node));
// Set the blocking node's position to where this cut node was
blocking_node.Position = (System.Windows.Point)(Position - new System.Windows.Point(150, 0));
// Move this cut node forward to not overlap the blocking node
Position = new System.Windows.Point(Position.X + 450, Position.Y);
ConnectionViewModel previous_to_blocking = new ConnectionViewModel(
model,
blocking_node.Inputs.Items.First(),
previous_node.Outputs.Items.First());
ConnectionViewModel blocking_to_current = new ConnectionViewModel(
model,
Inputs.Items.First(),
blocking_node.Outputs.Items.First());
// Add the connections to the node network.
model.Connections.Edit(x => x.Add(previous_to_blocking));
model.Connections.Edit(x => x.Add(blocking_to_current));
}
private void Add_block_Click(object sender, RoutedEventArgs e)
{
NetworkView view = PlacementTarget as NetworkView;
BlockingCutNodeViewModel b = new BlockingCutNodeViewModel(null);
b.Position = GetMouseLocation(view);
view.ViewModel.Nodes.Edit(x => x.Add(b));
}
