/// <summary>
/// This method creates the node.
/// </summary>
/// <param name="pId">The identifier.</param>
/// <param name="pTitle">The title.</param>
/// <param name="pInputPort">The input port.</param>
/// <param name="pOutputPort">The output port.</param>
/// <returns>The initialized node</returns>
public NodeViewModel CreateNode(string pId, string pTitle, int pInputPort, int pOutputPort)
{
NodeViewModel lNode = new NodeViewModel();
lNode.DisplayString = pTitle;
for (int i = 0; i < pInputPort; i++)
{
PortViewModel lPort = new PortViewModel();
lPort.DisplayString = string.Format("IPort {0}", i);
lPort.Direction = PortDirection.Input;
lNode.Ports.Add(lPort);
}
for (int i = 0; i < pOutputPort; i++)
{
PortViewModel lPort = new PortViewModel();
lPort.DisplayString = string.Format("OPort {0}", i);
lPort.Direction = PortDirection.Output;
lNode.Ports.Add(lPort);
}
return lNode;
}
/// <summary>
/// Creates the type graph.
/// </summary>
/// <returns>The graph view model.</returns>
public GraphViewModel CreateTypeGraph()
{
GraphViewModel lGraph = new GraphViewModel();
NodeViewModel lNode0 = new TypeNodeViewModel(typeof(SampleClass));
lGraph.AddNode(lNode0);
NodeViewModel lNode1 = new TypeNodeViewModel(typeof(SampleClass1VeryTooMuchLong));
lGraph.AddNode(lNode1);
NodeViewModel lNode2 = new NodeViewModel();
lNode2.DisplayString = "Empty node";
lGraph.AddNode(lNode2);
int i = 0;
foreach (NodeViewModel lNode in lGraph.Nodes)
{
lNode.X = 300 * i;
lNode.Y = 100 * i;
i++;
}
ConnectionViewModel lConnectionViewModel = new ConnectionViewModel();
lConnectionViewModel.Output = lGraph.Nodes.ElementAt(0).Ports.FirstOrDefault(pPort => pPort.Direction == PortDirection.Output);
lConnectionViewModel.Input = lGraph.Nodes.ElementAt(1).Ports.FirstOrDefault(pPort => pPort.Direction == PortDirection.Input);
lGraph.AddConnection(lConnectionViewModel);
return lGraph;
}
/// <summary>
/// Removes a connection from the view model.
/// </summary>
/// <param name="pNode">The node to remove.</param>
public void RemoveNode(NodeViewModel pNode)
{
this.mNodes.Remove(pNode);
this.mGraphItems.Remove(pNode);
if (this.NodeRemoved != null)
{
this.NodeRemoved(this, pNode);
}
}
/// <summary>
/// Adds a connection to view model.
/// </summary>
/// <param name="pNode">The node to add.</param>
public void AddNode(NodeViewModel pNode)
{
this.mNodes.Add(pNode);
this.mGraphItems.Add(pNode);
if (this.NodeAdded != null)
{
this.NodeAdded(this, pNode);
}
}