/// <summary>
/// Updates the connection between two existing nodes.
/// </summary>
/// <param name="primaryLabel">The label of the primary node.</param>
/// <param name="secondaryLabel">The label of the secondary node.</param>
/// <param name="connection">The kind of connection.</param>
public void UpdateNodeConnection(string primaryLabel, string secondaryLabel, NodeConnectionOption connection)
{
if (GetNodeIndex(primaryLabel) == -1)
{
throw new Exception("Primary label '" + primaryLabel + "' not found.");
}
if (GetNodeIndex(secondaryLabel) == -1)
{
throw new Exception("Secondary label '" + secondaryLabel + "' not found.");
}
for (int i = 0; i < _nodePairs.Count; i++)
{
NodePair pair = _nodePairs[i];
//
// Nodes may be mirrored (node1 is node2 and node2 is node1) depending on the order in which nodes were originally added. Check for both variations.
//
if (pair.Node1.Label == primaryLabel && pair.Node2.Label == secondaryLabel || pair.Node1.Label == secondaryLabel && pair.Node2.Label == primaryLabel)
{
pair.Connection = connection;
break;
}
}
}
/// <summary>
/// Creates a new instance of the NodePair class which represents a unique node pairing.
/// </summary>
/// <param name="node1">Node1 of the pair.</param>
/// <param name="node2">Node2 of the pair.</param>
public NodePair(Node node1, Node node2)
{
Node1 = node1;
Node2 = node2;
Connection = NodeConnectionOption.None;
}
/// <summary>
/// Updates the connection between the specified nodes.
/// </summary>
/// <param name="primaryLabel">The label of the primary node.</param>
/// <param name="childLabel">The labels of the secondary nodes.</param>
/// <param name="connection">The kind of connection.</param>
public void UpdateNodeConnections(string primaryLabel, string[] secondaryLabels, NodeConnectionOption connection)
{
for (Int32 i = 0; i < secondaryLabels.Length; i++)
{
UpdateNodeConnection(primaryLabel, secondaryLabels[i], connection);
}
}