/// <summary>
/// Find all words in the sub-tree from here
/// </summary>
/// <param name="node">The node in the LetterGrid that should align with this node in the dictionary tree</param>
/// <param name="allowMultiWords">Allow matches which are made up of multiple words</param>
/// <param name="soln">A partial solution to start with</param>
public void FindAllWords(GridNode node, bool allowMultiWords, Solutions.PartialSoln soln = null)
{
node.Use();
if (_isWord)
{
if (allowMultiWords)
{
if (!node.ParentGrid.CheckForMandatoryNodes())
{
if (soln == null)
{
soln = new Solutions.PartialSoln();
}
this.Root.FindAllWords(node, true, new Solutions.PartialSoln(soln, this.ToString()));
}
else
{
if (soln == null)
{
Solutions.AddWord(this.ToString());
}
else
{
Solutions.AddWord(new Solutions.PartialSoln(soln, this.ToString()));
}
}
}
else if (_depth >= (Properties.Settings.Default.MinWordLength - 1) && node.IsUsed && node.ParentGrid.CheckForMandatoryNodes())
{
Solutions.AddWord(this.ToString());
}
}
foreach (GridNode n in node.GetAdjacentNodes())
{
if (!n.IsUsed)
{
foreach (DictNode n2 in Children)
{
if (n.GetLetter() == n2.LetterEnum)
{
n2.FindAllWords(n, allowMultiWords, new Solutions.PartialSoln(soln));
n.Release();
break;
}
}
}
}
}