// HTS_Node_search: tree search
public int SearchNode(string tString)
{
HTS_Node node = this.root;
while (node != null)
{
if (node.quest == null)
{
return(node.pdf);
}
if (node.quest.Match(tString) == true)
{
if (node.yes.pdf > 0)
{
return(node.yes.pdf);
}
node = node.yes;
}
else
{
if (node.no.pdf > 0)
{
return(node.no.pdf);
}
node = node.no;
}
}
Debug.LogError("HTS_Tree_search_node: Cannot find node.");
return(1);
}
private void Initialize()
{
this.head = null;
this.next = null;
this.root = null;
this.state = 0;
}
private void Initialize()
{
index = 0;
pdf = 0;
yes = null;
no = null;
next = null;
quest = null;
}
// HTS_Node_find: find node for given number
public static HTS_Node Find(HTS_Node node, int num)
{
for ( ; node != null; node = node.next)
{
if (node.index == num)
{
return(node);
}
}
return(null);
}
// HTS_Tree_load: load trees
public bool Load(HTS_File fp, HTS_Question question)
{
string tToken;
HTS_Node node, last_node;
if (fp == null)
{
return(false);
}
tToken = fp.GetPatternToken();
if (string.IsNullOrEmpty(tToken) == true)
{
Initialize();
return(false);
}
node = new HTS_Node();
this.root = last_node = node;
if (tToken == "{")
{
int v;
tToken = fp.GetPatternToken();
while (string.IsNullOrEmpty(tToken) == false && tToken != "}")
{
int.TryParse(tToken, out v);
node = HTS_Node.Find(last_node, v);
if (node == null)
{
Debug.LogError("HTS_Tree_load: Cannot find node " + v + " .");
Initialize();
return(false);
}
tToken = fp.GetPatternToken();
if (string.IsNullOrEmpty(tToken) == true)
{
Initialize();
return(false);
}
node.quest = HTS_Question.Find(question, tToken);
if (node.quest == null)
{
Debug.LogError("HTS_Tree_load: Cannot find question " + tToken + ".");
Initialize();
return(false);
}
node.yes = new HTS_Node();
node.no = new HTS_Node();
tToken = fp.GetPatternToken();
if (string.IsNullOrEmpty(tToken) == true)
{
node.quest = null;
node.yes = null;
node.no = null;
Initialize();
return(false);
}
if (IsNum(tToken) == true)
{
int.TryParse(tToken, out v);
node.no.index = v;
}
else
{
node.no.pdf = Name2num(tToken);
}
node.no.next = last_node;
last_node = node.no;
tToken = fp.GetPatternToken();
if (string.IsNullOrEmpty(tToken) == true)
{
node.quest = null;
node.yes = null;
node.no = null;
Initialize();
return(false);
}
if (IsNum(tToken) == true)
{
int.TryParse(tToken, out v);
node.yes.index = v;
}
else
{
node.yes.pdf = Name2num(tToken);
}
node.yes.next = last_node;
last_node = node.yes;
// 最後
tToken = fp.GetPatternToken();
}
}
else
{
node.pdf = Name2num(tToken);
}
return(true);
}
