Cell* MainWindow::dlCell(Cell* cell) const
{
Cell* down = dCell(cell);
if (!down)
return 0;
return lCell(down);
}
Cell* MainWindow::ulCell(Cell* cell) const
{
Cell* up = uCell(cell);
if (!up)
return 0;
return lCell(up);
}
void MainWindow::addRandomDir(CellList& list)
{
Cell* cell = list.first();
Cell* ucell = uCell(cell);
Cell* rcell = rCell(cell);
Cell* dcell = dCell(cell);
Cell* lcell = lCell(cell);
typedef QMap<Cell::Dirs, Cell*> CellMap;
CellMap freecells;
if(ucell && ucell->dirs() == Cell::Free)
freecells[Cell::U] = ucell;
if(rcell && rcell->dirs() == Cell::Free)
freecells[Cell::R] = rcell;
if(dcell && dcell->dirs() == Cell::Free)
freecells[Cell::D] = dcell;
if(lcell && lcell->dirs() == Cell::Free)
freecells[Cell::L] = lcell;
if(freecells.isEmpty())
return;
CellMap::ConstIterator it = freecells.constBegin();
for(int i = rand() % freecells.count(); i > 0; --i)
++it;
cell->setDirs(Cell::Dirs(cell->dirs() | it.key()));
it.value()->setDirs(contrdirs[it.key()]);
list.append(it.value());
}
bool MainWindow::updateConnections()
{
bool newconnection[MasterBoardSize * MasterBoardSize];
for(int i = 0; i < MasterBoardSize * MasterBoardSize; i++)
newconnection[i] = false;
CellList list;
if(!root->isRotated())
{
newconnection[root->index()] = true;
list.append(root);
}
while(!list.isEmpty())
{
Cell* cell = list.first();
Cell* ucell = uCell(cell);
Cell* rcell = rCell(cell);
Cell* dcell = dCell(cell);
Cell* lcell = lCell(cell);
if((cell->dirs() & Cell::U) && ucell && (ucell->dirs() & Cell::D) &&
!newconnection[ucell->index()] && !ucell->isRotated())
{
newconnection[ucell->index()] = true;
list.append(ucell);
}
if((cell->dirs() & Cell::R) && rcell && (rcell->dirs() & Cell::L) &&
!newconnection[rcell->index()] && !rcell->isRotated())
{
newconnection[rcell->index()] = true;
list.append(rcell);
}
if((cell->dirs() & Cell::D) && dcell && (dcell->dirs() & Cell::U) &&
!newconnection[dcell->index()] && !dcell->isRotated())
{
newconnection[dcell->index()] = true;
list.append(dcell);
}
if((cell->dirs() & Cell::L) && lcell && (lcell->dirs() & Cell::R) &&
!newconnection[lcell->index()] && !lcell->isRotated())
{
newconnection[lcell->index()] = true;
list.append(lcell);
}
list.remove(list.begin());
}
bool isnewconnection = false;
for(int i = 0; i < MasterBoardSize * MasterBoardSize; i++)
{
if(!board[i]->isConnected() && newconnection[i])
isnewconnection = true;
board[i]->setConnected(newconnection[i]);
}
return isnewconnection;
}
void MainWindow::cellClicked(int index)
{
if(!start && (isGameOver() || lcd->intValue() == 0))
{
if(soundaction->isChecked())
clicksound->play();
blink(index);
}
else
{
if(soundaction->isChecked())
turnsound->play();
//qApp->processEvents(QEventLoop::ExcludeUserInputEvents);
Cell* cell = board[index];
toggleCell(cell);
toggleCell(lCell(cell));
toggleCell(rCell(cell));
toggleCell(uCell(cell));
toggleCell(ulCell(cell));
toggleCell(urCell(cell));
toggleCell(dCell(cell));
toggleCell(dlCell(cell));
toggleCell(drCell(cell));
//qApp->processEvents(QEventLoop::ExcludeUserInputEvents | QEventLoop::WaitForMoreEvents);
if(soundaction->isChecked())
connectsound->play();
if (!start) lcd->display(lcd->intValue() - 1);
cellsLcd->display(cellsCount());
if(isGameOver() && !start)
{
if(soundaction->isChecked())
winsound->play();
blink(index);
if(lcd->intValue() <= highscores.at(2 * (skill + 1) * NumHighscores - 1).toInt())
addHighscore(lcd->intValue());
QMessageBox::information(this,tr("Game Over"),tr("Congratulations! Score %1").arg(lcd->intValue()));
}
}
}
// adds a random direction and moves on (if possible)
void AbstractGrid::addRandomCable(QList<uint>& list)
{
int cell = list.first();
// find all the cells surrounding list.first()
// (0 when cells don't exist)
int ucell = uCell(cell); // up
int rcell = rCell(cell); // right
int dcell = dCell(cell); // down
int lcell = lCell(cell); // left
QMap<Directions, int> freeCells;
// of those cells map the ones that are free
if (ucell != NO_CELL && m_cells[ucell]->cables() == None) {
freeCells[Up] = ucell;
}
if (rcell != NO_CELL && m_cells[rcell]->cables() == None) {
freeCells[Right] = rcell;
}
if (dcell != NO_CELL && m_cells[dcell]->cables() == None) {
freeCells[Down] = dcell;
}
if (lcell != NO_CELL && m_cells[lcell]->cables() == None) {
freeCells[Left] = lcell;
}
if (freeCells.isEmpty()) return; // no free cells left
QMap<Directions, int>::ConstIterator it = freeCells.constBegin();
// move the iterator to a random direction connecting to a free cell
for (int i = qrand() % freeCells.count(); i > 0; --i) ++it;
// add the cable in the direction of cell
Directions newCables = Directions(m_cells[cell]->cables() | it.key());
m_cells[cell]->setCables(newCables);
// add a cable in the opposite direction, on the free cell
m_cells[it.value()]->setCables(invertDirection(it.key()));
// append the cell that was free to the list
list.append(it.value());
}