/*
getValue(l) returns the character representing the car segment
occupying location l in the carpark. The function terminates the program
iff the location is not valid (i.e. outside the bounds of the carpark).
*/
static char getValue(LOCATION l)
{
if(!isValidLocation(l)) // check the location is valid
{
printf("The location l is not a valid carpark location\n");
exit(EXIT_FAILURE);
}
return carpark.grid[l.row][l.col];
}
/*
setValue(l, value) sets location l in the carpark to value.
The function terminates the program iff the location is not valid
(i.e. outside the bounds of the carpark). Additionally, unless the
function is used to "free-up" the location (set the location to EMPTY),
the function also terminates the program iff the location is already
occupied by another car.
*/
static void setValue(LOCATION l, char value)
{
if(!isValidLocation(l)) // check the location is valid and return error if not
{
printf("The location l is outside the bounds of the carpark\n");
exit(EXIT_FAILURE);
}
if(!isEmpty(l) && value != EMPTY) // check the location is empty or the value is empty returning false if both are negative
{
printf("The location: %d %d is not valid\n", l.row, l.col);
exit(EXIT_FAILURE);
}
carpark.grid[l.row][l.col] = value;
}
void CPlayer::setships()
{
char input = 'V';
char ok = 'Y';
char save = 'N';
ostringstream outSStream;
CCell location;
for(short j = 1; j < SHIP_SIZE_ARRAYSIZE; j++)
{
system("cls");
printGrid(cout, ZERO);
outSStream.str("");
outSStream << "Player " << m_whichPlayer + ONE << " Enter "
<< shipNames[j] << " orientation";
input = safeChoice(outSStream.str(), 'V', 'H');
if (input == 'V')
m_ships[j].setOrientation(ONE);
else
m_ships[j].setOrientation(ZERO);
cout << "Player " << m_whichPlayer + ONE << " Enter " << shipNames[j]
<< " bow coordinates <row letter><col #>: ";
location.getCoord(cin, m_gridSize);
m_ships[j].setBowLocation(location);
// if ok
if(!isValidLocation(j))
{
cout << "invalid location. Press <enter>" ;
cin.ignore(BUFFER_SIZE, '\n');
cin.get();
j--; // redo
continue;
}
// our code
location = m_ships[j].getCell();
for(int i = 0; i < shipSize[j]; i++)
{
if (input == 'V')
{
setCell(ZERO, location, m_ships[j].getName());
location.increaseRow();
}
else
{
setCell(ZERO, location, m_ships[j].getName());
location.increaseCol();
}
}
system("CLS");
printGrid(cout, ZERO);
ok = safeChoice("Position okay? ", 'Y', 'N');
// choice not ok
if (ok == 'N')
{
location = m_ships[j].getCell();
for(int i = 0; i < shipSize[j]; i++)
{
if (input == 'V')
{
setCell(ZERO, location, CShip::NOSHIP);
location.increaseRow();
}
else
{
setCell(ZERO, location, CShip::NOSHIP);
location.increaseCol();
}
}
j--;
}
} // end for j
save = safeChoice("\nSave starting grid?", 'Y', 'N');
if(save == 'Y')
saveGrid();
}
