public void MoveTo(CharacterLocation location)
{
CurrentNode = location.CurrentNode;
Distance = location.Distance;
}
/// <summary>
/// Set the given location to the end location of the String[suffixOffset+1 .. suffixOffset+len] in the tree.
/// (Move to-from units down, searching for nodes along the given substring)
/// </summary>
public void SetNextSuffixLocation(int from, int to, CharacterLocation location)
{
SuffixNode curNode = this; // current Node
var remaining = 0;
for (var idx = from; idx < to; )
{
var c = Tree.String[idx];
curNode = curNode.GetChild(c);
var edgeLen = curNode.EdgeLength;
remaining = to - idx;
if (remaining > edgeLen)
{
// keep going down
idx += edgeLen;
}
else if (remaining == edgeLen)
{
// move onto the node
idx += edgeLen;
location.MoveTo(curNode);
return;
}
else
{
// done
break;
}
}
location.MoveTo(curNode, remaining);
}