private List <byte> PersistNode(SGF_Node node)
{
List <byte> result = new List <byte>();
result.Add((byte)';');
foreach (SGF_Property property in node.Properties)
{
result.AddRange(System.Text.Encoding.ASCII.GetBytes(property.Name));
result.Add((byte)'[');
foreach (byte[] value in property.Values)
{
result.AddRange(value);
}
result.Add((byte)']');
}
if (node.StepChildren.Count == 0)
{
if (node.Child != null)
{
result.AddRange(PersistNode(node.Child));
}
}
else
{
result.AddRange(PersistTree(node.Child));
foreach (SGF_Node stepNode in node.StepChildren)
{
result.AddRange(PersistTree(stepNode));
}
}
return(result);
}
public void AddNode(SGF_Node node)
{
node.parent_ = this;
if (child_ == null)
{
child_ = node;
}
else
{
stepChildren_.Add(node);
}
}
private List <byte> PersistTree(SGF_Node node)
{
List <byte> result = new List <byte>();
result.Add((byte)'(');
result.AddRange(PersistNode(node));
foreach (SGF_Node stepNode in node.StepChildren)
{
result.AddRange(PersistTree(stepNode));
}
result.Add((byte)')');
result.Add((byte)'\n');
return(result);
}
private SGF_Node ProcessNode(SGF_Node parent, int branchNumber)
{
SGF_Node newNode = null;
if (parent == null)
{
newNode = new SGF_Node_Root();
roots_.Add(newNode as SGF_Node_Root);
}
else
{
newNode = new SGF_Node(roots_[branchNumber]);
parent.AddNode(newNode);
}
while (!EOF)
{
char ch = PeekChar();
if (IsControlChar(ch))
{
break;
}
else if (IsUnusedChar(ch))
{
ReadChar();
continue;
}
int indexPropertyValueStart = FindToPropertyValueStart();
if (indexPropertyValueStart == -1)
{
break;
}
byte[] name = ReadBytes(indexPropertyValueStart - index_);
string nameString = Encoding.ASCII.GetString(name);
SGF_Property propertry = new SGF_Property(nameString);
ProcessPropertyValue(propertry);
newNode.AddProperty(propertry);
}
return(newNode);
}
private void ProcessTree(SGF_Node parent, int branchNumber)
{
SGF_Node currentNode = parent;
while (!EOF)
{
char ch = ReadToNextControlChar();
if (ch == ';')
{
currentNode = ProcessNode(currentNode, branchNumber);
}
else if (ch == '(')
{
ProcessTree(currentNode, branchNumber);
}
else if (ch == ')')
{
//End Tree
break;
}
}
}