public void RemoveNode(NodeType type, int index)
{
Debug.Assert(Enum.IsDefined(typeof(NodeType), type));
Debug.Assert(index >= 0);
switch (type)
{
case NodeType.GuideNode:
{
GuideNodes.RemoveAt(index);
break;
}
case NodeType.WallNode:
{
WallNodes.RemoveAt(index);
break;
}
}
Links.ForEach(link =>
{
if (link.Type == type && link.StartIndex > index)
{
link.StartIndex--;
}
if (link.Type == type && link.EndIndex > index)
{
link.EndIndex--;
}
});
}
public IEnumerable <GuideNode> FindEntryNodes(string pattern)
{
if (string.IsNullOrEmpty(pattern))
{
return(new List <GuideNode>());
}
return
(GuideNodes.Where(entryNode => entryNode.Name != null)
.Where(entryNode => Regex.IsMatch(entryNode.Name, pattern)));
}
public void ResetEntryNodes(bool prev = false, bool next = false)
{
GuideNodes.ForEach(entryNode =>
{
if (prev)
{
entryNode.Prev = null;
}
if (next)
{
entryNode.Next = null;
}
});
}
public void AddNode(NodeBase node)
{
Debug.Assert(node != null);
switch (node)
{
case GuideNode entryNode:
{
GuideNodes.Add(entryNode);
return;
}
case WallNode wallNode:
{
WallNodes.Add(wallNode);
return;
}
default:
{
throw new ArgumentException(Resources.UnexpectedTypeError, nameof(node));
}
}
}
public int GetEntryNodeIndex(GuideNode guide)
{
Debug.Assert(guide != null);
return(GuideNodes.IndexOf(guide));
}
