//constructor for logic nodes
public Node(ICalculationStrategy strategy)
{
CalculationStrategy = strategy;
Parents = new List <NodeBase>();
Children = new List <NodeBase>();
State = new UnreadyState(this);
_visitor = new NodeVisitor();
}
//constructor for input nodes
public Node()
{
Parents = new List <NodeBase>();
Children = new List <NodeBase>();
State = new UnreadyState(this);
_calledBy = new List <NodeBase>();
_visitor = new NodeVisitor();
}
public override void SetChildrenStates()
{
State = new UnreadyState(this);
if (Parents.Count > 0)
{
Output = null;
}
foreach (NodeBase node in Children)
{
node.SetChildrenStates();
}
}
