void Game::keyPressEvent(QKeyEvent *event)
{
if(event->type() == QKeyEvent::KeyPress)
{
switch (event->key()) {
case Qt::Key_Left:
countback=0;
die=ifdie();
gameover(die);
ifwin();
setthesame();
addLeftRow();
checkSame();
ui->score->setText(str);
break;
case Qt::Key_Right:
countback=0;
die=ifdie();
gameover(die);
ifwin();
setthesame();
addRightRow();
checkSame();
ui->score->setText(str);
break;
case Qt::Key_Up:
countback=0;
die=ifdie();
gameover(die);
ifwin();
setthesame();
addUpCol();
checkSame();
ui->score->setText(str);
break;
case Qt::Key_Down:
countback=0;
die=ifdie();
gameover(die);
ifwin();
setthesame();
addDownCol();
checkSame();
ui->score->setText(str);
break;
}
}
}
int checkSame(FREE target, FREE X)
{
if(!X) return 0;
if(target == X)
return 1;
else return checkSame(target,right(X));
}
/*
* checkCotainedInList/checkSame - recursively defined procedure
* which returns 1 if target is contained in the address_list
*
*/
int checkContainedInList(FREE target)
{
return checkSame(target,address_list);
}
