static void Main(string[] args)
{
Console.SetWindowSize(55, 40);
Console.ForegroundColor = ConsoleColor.DarkRed;
Console.WriteLine("\t SNAKE GAME - Marek Swierkot 2018 Edition \n");
Console.ForegroundColor = ConsoleColor.Gray;
Console.WriteLine("\t \t Press E, M, H to start... \n");
Console.WriteLine("\t \t [E]asy, [M]edium, [H]ard \n");
Console.ForegroundColor = ConsoleColor.DarkGray;
Console.WriteLine("\t [SNAKE IS CONTROLLED WITH ARROWS] \n");
Console.ForegroundColor = ConsoleColor.White;
ConsoleKey key = Console.ReadKey(true).Key;
if (key.Equals(ConsoleKey.E))
{
HardnessLevel = 15;
}
if (key.Equals(ConsoleKey.M))
{
HardnessLevel = 40;
}
if (key.Equals(ConsoleKey.H))
{
HardnessLevel = 50;
}
Console.Clear();
Console.ForegroundColor = ConsoleColor.DarkGray;
Console.WriteLine("\t\t CONSOLE SNAKE by Marek Swierkot");
Console.ForegroundColor = ConsoleColor.White;
// Array defines two dimensional array, used in the program as a board for Snake
int[,] Array = new int[GAME_SIZE, GAME_SIZE];
bool ButtonPressed = false;
bool Eaten = true;
// Default direction on start = LEFT
string Direction = "LEFT";
// Predator, is a List of Snake type, which stores snake parts, starting from its head
List <Snake> Predator = new List <Snake>();
Snake head = new Snake((GAME_SIZE - 1) / 2, (GAME_SIZE - 1) / 2);
Food apple = new Food();
Random ranodmiser = new Random();
DateTime time1 = DateTime.Now;
DateTime time2 = DateTime.Now;
//Populate list with first element - head - snake at the beggining must have at least head
Predator.Add(head);
Array[Predator[0].GetPosX(), Predator[0].GetPosX()] = 1;
while (GAME)
{
time1 = DateTime.Now;
ButtonPressed = false;
//If boolean variable Eaten is set to true, which means that snake's head has met with apple object, generate new random x and y,
// change Apple Position and set again Eaten to false
if (Eaten)
{
int x = ranodmiser.Next(0, GAME_SIZE);
int y = ranodmiser.Next(0, GAME_SIZE);
apple.UpdatePosition(x, y);
Eaten = false;
}
while (true)
{
time2 = DateTime.Now;
if (time2.Subtract(time1).TotalMilliseconds > TIMER)
{
break;
}
if (Console.KeyAvailable)
{
ConsoleKeyInfo input = Console.ReadKey(true);
if (input.Key.Equals(ConsoleKey.UpArrow) && Direction != "DOWN" && ButtonPressed == false)
{
Direction = "UP";
ButtonPressed = true;
}
if (input.Key.Equals(ConsoleKey.DownArrow) && Direction != "UP" && ButtonPressed == false)
{
Direction = "DOWN";
ButtonPressed = true;
}
if (input.Key.Equals(ConsoleKey.LeftArrow) && Direction != "RIGHT" && ButtonPressed == false)
{
Direction = "LEFT";
ButtonPressed = true;
}
if (input.Key.Equals(ConsoleKey.RightArrow) && Direction != "LEFT" && ButtonPressed == false)
{
Direction = "RIGHT";
ButtonPressed = true;
}
}
}
int targetY, targetX;
try
{
switch (Direction)
{
case "LEFT":
{
ZeroArray(Array); // refreshemnt of array
Array[apple.GetPosX(), apple.GetPosY()] = 2;
if (Predator.Count == 1)
{
Predator[0].MoveLeft();
Array[Predator[0].GetPosX(), Predator[0].GetPosY()] = 1;
}
else
{
Predator.RemoveAt(Predator.Count - 1);
Array[Predator[Predator.Count - 1].GetPosX(), Predator[Predator.Count - 1].GetPosY()] = 0;
targetX = Predator.First().GetPosX();
targetY = Predator.First().GetPosY();
Snake snake = new Snake(targetX - 1, targetY);
Predator.Insert(0, snake);
foreach (Snake part in Predator)
{
Array[part.GetPosX(), part.GetPosY()] = 1;
}
}
break;
}
case "UP":
{
ZeroArray(Array);
Array[apple.GetPosX(), apple.GetPosY()] = 2;
if (Predator.Count == 1)
{
Predator[0].MoveUp();
Array[Predator[0].GetPosX(), Predator[0].GetPosY()] = 1;
}
else
{
Predator.RemoveAt(Predator.Count - 1);
Array[Predator[Predator.Count - 1].GetPosX(), Predator[Predator.Count - 1].GetPosY()] = 0;
targetX = Predator.First().GetPosX();
targetY = Predator.First().GetPosY();
Snake snake = new Snake(targetX, targetY - 1);
Predator.Insert(0, snake);
foreach (Snake part in Predator)
{
Array[part.GetPosX(), part.GetPosY()] = 1;
}
}
break;
}
case "RIGHT":
{
ZeroArray(Array);
Array[apple.GetPosX(), apple.GetPosY()] = 2;
if (Predator.Count == 1)
{
Predator[0].MoveRight();
Array[Predator[0].GetPosX(), Predator[0].GetPosY()] = 1;
}
else
{
Predator.RemoveAt(Predator.Count - 1);
Array[Predator[Predator.Count - 1].GetPosX(), Predator[Predator.Count - 1].GetPosY()] = 0;
targetX = Predator.First().GetPosX();
targetY = Predator.First().GetPosY();
Snake snake = new Snake(targetX + 1, targetY);
Predator.Insert(0, snake);
foreach (Snake part in Predator)
{
Array[part.GetPosX(), part.GetPosY()] = 1;
}
}
break;
}
case "DOWN":
{
ZeroArray(Array);
Array[apple.GetPosX(), apple.GetPosY()] = 2;
if (Predator.Count == 1)
{
Predator[0].MoveDown();
Array[Predator[0].GetPosX(), Predator[0].GetPosY()] = 1;
}
else
{
Predator.RemoveAt(Predator.Count - 1);
Array[Predator[Predator.Count - 1].GetPosX(), Predator[Predator.Count - 1].GetPosY()] = 0;
targetX = Predator.First().GetPosX();
targetY = Predator.First().GetPosY();
Snake snake = new Snake(targetX, targetY + 1);
Predator.Insert(0, snake);
foreach (Snake part in Predator)
{
Array[part.GetPosX(), part.GetPosY()] = 1;
}
}
break;
}
}
}
catch (Exception ex)
{
GameOver();
}
UpdateArray(Array);
// Condition below, determines if Snake's head, has met with apple
// Then it creates new object - eaten apple, which then is populated with posX and posY, and inserted to the beggining of the Predator list
if (apple.GetPosX() == Predator.First().GetPosX() && apple.GetPosY() == Predator.First().GetPosY())
{
Snake eatenApple = new Snake();
eatenApple.SetPosX(apple.GetPosX());
eatenApple.SetPosY(apple.GetPosY());
Predator.Insert(0, eatenApple);
Array[apple.GetPosX(), apple.GetPosY()] = 0;
Eaten = true;
if (TIMER > 100)
{
HardnessLevel = ranodmiser.Next(HardnessLevel - 5, HardnessLevel + 5);
TIMER -= HardnessLevel;
}
RESULT += (HardnessLevel / 3);
}
if (Predator.Count > 3) // More than 3 because there's no point in checking if snake crashed into itself, if it's less than 4 segments long
{
for (int i = 3; i < Predator.Count - 1; i++)
{
if (Predator.First().GetPosX() == Predator[i + 1].GetPosX() && Predator.First().GetPosY() == Predator[i + 1].GetPosY())
{
GameOver();
}
}
}
}
}
