private bool ReadTree(SGFTree currentNode)
{
var nextChar = '\0';
var propertyName = string.Empty;
do
{
nextChar = ConsumeWhiteSpaces();
if (nextChar == ';')
{
currentNode = currentNode.NewNode();
}
else if (nextChar == '(')
{
ReadTree(currentNode);
}
else if (nextChar == ')')
{
return(true);
}
else if (nextChar == '[')
{
var attribute = ReadAttribute();
if (propertyName != string.Empty)
{
currentNode.AddAttribute(
new SGFProperty(propertyName, attribute));
}
}
else if (char.IsLetter(nextChar))
{
propertyName = "";
do
{
propertyName = string.Concat(propertyName, nextChar);
nextChar = ConsumeWhiteSpaces();
} while (nextChar != '[' && !stream.EndOfStream);
if (stream.EndOfStream)
{
throw new Exception("Unexpected end of stream");
}
currentNode.AddAttribute(
new SGFProperty(propertyName, ReadAttribute()));
}
else if (stream.EndOfStream)
{
throw new Exception("Unexpected end of stream");
}
} while (nextChar != ')');
return(true);
}
/// <summary>
/// Generic property
/// </summary>
/// <param name="key">key of properties</param>
/// <param name="value">pre-formated value</param>
/// <returns></returns>
public SgfBuilder p(string key, string value)
{
_cursor.AddAttribute(new SGFProperty(key, value));
return(this);
}
