void
MoveInfoTable::decode(ByteStream& strm)
{
MoveInfo m;
unsigned index = 0;
m_table.clear();
while (strm.remaining())
{
unsigned skip = m.decode(strm);
m_table.resize((index += skip) + 1);
m_table[index].add(m);
}
}
void
Decoder::decodeVariation(ByteStream& data)
{
unsigned pieceNum = 0; // satisfies the compiler
Move move;
while (true)
{
Byte b;
while ((b = m_strm.get()) > token::End_Marker)
{
if (move)
m_position.doMove(move, pieceNum);
pieceNum = decodeMove(b, move);
MoveNode* node = new MoveNode(move);
m_currentNode->setNext(node);
m_currentNode = node;
}
switch (b)
{
case token::End_Marker:
{
MoveNode* node = new MoveNode;
m_currentNode->setNext(node);
switch (m_strm.get())
{
case token::Comment:
node->setCommentFlag(data.get());
break;
case token::End_Marker: break;
default: return; //IO_RAISE(Game, Corrupted, "unexpected token");
}
}
return;
case token::Start_Marker:
{
MoveNode* current = m_currentNode;
m_position.push();
m_position.board().undoMove(move);
current->addVariation(m_currentNode = new MoveNode);
decodeVariation(data);
m_currentNode = current;
m_position.pop();
}
break;
case token::Nag:
static_assert(Annotation::Max_Nags >= 7, "Scidb needs at least seven entries");
{
nag::ID nag = nag::ID(m_strm.get());
if (nag == 0)
move.setLegalMove(false);
else
m_currentNode->addAnnotation(nag);
}
break;
case token::Mark:
if (data.peek() & 0x80)
{
MoveInfo info;
info.decode(data);
m_currentNode->addMoveInfo(info);
}
else
{
Mark mark;
mark.decode(data);
m_currentNode->addMark(mark);
}
break;
case token::Comment:
m_currentNode->setCommentFlag(data.get());
break;
}
}
}
