int main(int argc, char* argv[])
{
if (argc != 2)
{
fprintf(stderr, "Wrong number of arguments.\n");
exit(1);
}
switch (*(argv[1]))
{
case ('A'):
caseA();
break;
case ('B'):
caseB();
break;
case ('C'):
caseC();
break;
default:
fprintf(stderr, "Invalid argument. Please select A, B or C.\n");
exit(1);
break;
}
return 0;
}
bool CAlgorithmParabola::nextStep()
{
if(m_bFirstStep)
{
m_currentPoint = QPoint(m_x, m_y);
return true;
}
if(m_x>=m_limit)
return false;
if(m_delta<0)
{
caseA();
}
else
{
if(m_delta>0)
{
caseB();
}
else{
caseV();
}
}
return true;
}
