bool PgnStream::nextGame()
{
char c;
while ((c = readChar()) != 0)
{
if (c == '[')
{
rewindChar();
m_phase = InTags;
return true;
}
}
return false;
}
bool PgnStream::nextGame()
{
char c;
while ((c = readChar()) != 0)
{
if (c == '[')
{
rewindChar();
m_phase = InTags;
return true;
}
else
skipSection(this, c);
}
return false;
}
PgnStream::TokenType PgnStream::readNext()
{
if (m_phase == OutOfGame)
return NoToken;
m_tokenType = NoToken;
m_tokenString.clear();
char c;
while ((c = readChar()) != 0)
{
switch (c)
{
case ' ':
case '\t':
case '\n':
case '\r':
case '.':
break;
case '%':
// Escape mechanism (skip this line)
parseUntil("\n\r");
m_tokenString.clear();
break;
case '[':
if (m_phase != InTags)
{
rewindChar();
m_phase = OutOfGame;
return NoToken;
}
m_tokenType = PgnTag;
parseTag();
return m_tokenType;
case '(':
case '{':
m_tokenType = PgnComment;
parseComment(c);
return m_tokenType;
case ';':
m_tokenType = PgnLineComment;
parseUntil("\n\r");
return m_tokenType;
case '$':
// NAG (Numeric Annotation Glyph)
m_tokenType = PgnNag;
parseUntil(" \t\n\r");
return m_tokenType;
case '*':
// Unfinished game
m_tokenType = PgnResult;
m_tokenString = "*";
m_phase = OutOfGame;
return m_tokenType;
case '1': case '2': case '3': case '4': case '5':
case '6': case '7': case '8': case '9': case '0':
// Move number or result
m_tokenString.append(c);
parseUntil(". \t\n\r");
if (m_tokenString == "1-0"
|| m_tokenString == "0-1"
|| m_tokenString == "1/2-1/2")
{
m_tokenType = PgnResult;
m_phase = OutOfGame;
}
else
{
if (m_tokenString.endsWith('.'))
m_tokenString.chop(1);
m_tokenType = PgnMoveNumber;
m_phase = InGame;
}
return m_tokenType;
default:
m_tokenType = PgnMove;
m_tokenString.append(c);
parseUntil(" \t\n\r");
m_phase = InGame;
return m_tokenType;
}
}
return NoToken;
}
