/// <summary>
/// Initializes the connections based on the selected connection logic
/// </summary>
private void InitializeConnections()
{
IEnumerable <Node> selectedNodes = NodeEditor.GetSelectedNodes();
switch (ConnectionLogic)
{
case ConnectionStyle.FIRST_SELECTED:
selectedNodes = new Node[] { selectedNodes.FirstOrDefault() };
break;
case ConnectionStyle.LAST_SELECTED:
selectedNodes = new Node[] { selectedNodes.LastOrDefault() };
break;
}
foreach (Node node in selectedNodes)
{
if (node == null)
{
continue;
}
Connector connector = ConnectorFactory(NodeEditor, node, NodeEditor.MouseNode);
NodeEditor.AddConnector(connector);
newConnections.Add(connector);
}
}
/// <summary>
/// Handles making the connection, whether it's starting a new
/// one or completing the existing one
/// </summary>
/// <param name="selectedNode">The node to react to</param>
private void MakeConnection(Node selectedNode)
{
if (startNode == null)
{
startNode = selectedNode;
connection = ConnectorFactory(NodeEditor, startNode, NodeEditor.MouseNode);
NodeEditor.AddConnector(connection);
NodeEditor.AddNode(startNode);
}
else
{
connection.RemoveNode(NodeEditor.MouseNode);
connection.AddNode(selectedNode);
startNode = null;
connection = null;
}
}
