Megaflott C++ jólatré með eða án stjörnu! How cool can you get?!

StefanYuleTree

#include <iostream>
#include <cstdlib>
#include <cctype>
using namespace std;

void with_star(int n);
void no_star(int n);

int main()
{
	cout << "\n***********************************************" << endl;
	cout << "Thetta forrit teiknar jolatre med eda an stjornu\n";
	cout << "af theirri staerd sem thu velur :D" << endl;
	cout << "***********************************************" << endl;

	bool more = true;
	do
	{
		int n;

		char choose;
		cout << "\nViltu" << endl;
		cout << "A. Med stjornu eda" << endl;
		cout << "B. An stjornu" << endl;
		cin >> choose;
		choose = static_cast<char>(toupper(choose));

		switch (choose)
		{
			case 'A': with_star(n);
			break;
			case 'B': no_star(n);
			break;
			default: cout << "OOPS! Thu valdir hvorki A ne B.\n";
			exit(1);
		}

		char again;
		cout << "\nViltu teikna annad tre? (j/n): ";
		cin >> again;

		if (again == 'n' || again == 'N')
		{
			more = false;
		}

	}while (more == true);

	cout << "\nGledileg jol!\n\n";

	return 0;
}

void with_star(int n)
{
	cout << "\nVeldu staerd jolatres (minnst 4, flottast i 8+): ";
	cin >> n;
	n += 1;
	cout << endl;

	if (n<4)
	{
		cout << "OOPS! Thu valdir tolu sem er laegri en 4" << endl;
		exit(1);
	}

	for (int i=0; i<(n-4); i++)
		cout << ' ';
	cout << "__/\\__" << endl;
	for (int i=0; i<(n-4); i++)
		cout << ' ';
	cout << "\\    /" << endl;
	for (int i=0; i<(n-4); i++)
		cout << ' ';
	cout << "/_  _\\" << endl;
	for (int i=0; i<(n-4); i++)
		cout << ' ';
	cout << "  \\/";

	// línur
	for (int i = 0; i < n; i++)
	{
		// bil
		for (int k = n; k > i+1; k--)
		{
			cout << ' ';
		}
		// 'hattar' og skraut
		if (i%2==0 && i>=2)
		{
			for (int j = 0; j < i/2; j++)
			{
				cout << '^' << '^' << '@' << '^';
			}
		}
		else
		{
			if (i>2)
			{
				cout << '0';
				for (int j = 0; j < (i*2)-2; j++)
				{
					cout << '^';
				}
				cout << '0';
			}
			else
			{
				for (int j = 0; j < i*2; j++)
				{
					cout << '^';
				}
			}
		}
		cout << endl;
	}
	// fótur
	for (int i=0; i<(n-3); i++)
		cout << ' ';
	cout << "|__|" << endl;
}

void no_star(int n)
{
	cout << "\nVeldu staerd jolatres (minnst 3): ";
	cin >> n;
	cout << endl;
	n += 1;

	if (n<3)
	{
		cout << "OOPS! Thu valdir tolu sem er laegri en 3" << endl;
		exit(1);
	}

	// línur
	for (int i = 0; i < n; i++)
	{
		// bil
		for (int k = n; k > i+1; k--)
		{
			cout << ' ';
		}
		// 'hattar' og skraut
		if (i%2==0 && i>=2)
		{
			for (int j = 0; j < i-1; j++)
			{
				cout << '^' << '@';
			}
			cout << '^';
		}
		else
		{
			if (i>2)
			{
				cout << '0';
				for (int j = 0; j < (i*2)-3; j++)
				{
					cout << '^';
				}
				cout << '0';
			}
			else
			{
				for (int j = 0; j < i*2-1; j++)
				{
					cout << '^';
				}
			}
		}
		cout << endl;
	}
	// fótur
	for (int i=0; i<(n-3); i++)
		cout << ' ';
	cout << "|_|" << endl;
}