public void AddConnection(ItemClass element, bool newConnection)
{
var conn = element.GetClosestConnection();
if (conn != null)
{
if (nodes.Count > 0)
{
if (LastNode().connections.Contains(conn) || newConnection)
{
nodes.Add(new Node(conn));
LastNode().id = nodes.Count - 1;
}
else
{
LastNode().connections.Add(conn);
conn.connected = true;
DrawNode(LastNode());
TrySolve();
}
}
else
{
nodes.Add(new Node(conn));
LastNode().id = nodes.Count - 1;
}
}
}