public static void Main(string[] a)
{
bool gameOver = false, pause = false, inuse = false;
string newKey = "right"; // 0 = up, 1 = right, 2 = down, 3 = left
string prevKey = newKey;
int boardWidth = Console.WindowWidth, boardHeight = Console.WindowHeight;
Random rng = new Random();
movement app = new movement();
/// List<movement> snakeParts = new List<movement>();
Console.CursorVisible = false;
for (int i = 0; i < 4; i++)
{
snakeParts.Add(new movement(10, 10));
}
Console.ForegroundColor = ConsoleColor.Green; Console.SetCursorPosition(10, 10); Console.Write("@");
while (true)
{
app.X = rng.Next(0, boardWidth); app.Y = rng.Next(0, boardHeight);
bool spot = true;
foreach (movement i in snakeParts)
if (i.X == app.X && i.Y == app.Y)
{
spot = false;
break;
}
if (spot)
{
Console.ForegroundColor = ConsoleColor.Red; Console.SetCursorPosition(app.X, app.Y); Console.Write("$");
break;
}
}
Stopwatch time = new Stopwatch();
time.Start();
while (!gameOver)
{
if (Console.KeyAvailable)
{
ConsoleKeyInfo controls = Console.ReadKey(true);// 0 = up, 1 = right, 2 = down, 3 = left
if (controls.Key == ConsoleKey.Escape)
gameOver = true;
else if (controls.Key == ConsoleKey.Spacebar)
pause = !pause;
else if (controls.Key == ConsoleKey.UpArrow && prevKey != "down")
newKey = "up";
else if (controls.Key == ConsoleKey.RightArrow && prevKey != "left")
newKey = "right";
else if (controls.Key == ConsoleKey.DownArrow && prevKey != "up")
newKey = "down";
else if (controls.Key == ConsoleKey.LeftArrow && prevKey != "right")
newKey = "left";
}
if (!pause)
{
if (time.ElapsedMilliseconds < 100)
continue;
time.Restart();
movement tail = new movement(snakeParts.First());
movement head = new movement(snakeParts.Last());
movement newHead = new movement(head);
switch (newKey)
{
case "up":
newHead.Y -= 1;
break;
case "right":
newHead.X += 1;
break;
case "down":
newHead.Y += 1;
break;
case "left":
default:
newHead.X -= 1;
break;
}
if (newHead.X < 0 || newHead.X >= boardWidth)
gameOver = true;
else if (newHead.Y < 0 || newHead.Y >= boardHeight)
gameOver = true;
if (newHead.X == app.X && newHead.Y == app.Y)
{
if (snakeParts.Count + 1 >= boardWidth * boardHeight)
// No more room to place apples -- game over.
gameOver = true;
else
{
while (true)
{
app.X = rng.Next(0, boardWidth); app.Y = rng.Next(0, boardHeight);
bool found = true;
foreach (movement i in snakeParts)
if (i.X == app.X && i.Y == app.Y)
{
found = false;
break;
}
if (found)
{
inuse = true;
break;
}
}
}
}
if (!inuse)
{
snakeParts.RemoveAt(0);
foreach (movement x in snakeParts)
if (x.X == newHead.X && x.Y == newHead.Y)
{
// Death by accidental self-cannibalism.
gameOver = true;
break;
}
}
if (!gameOver)
{
Console.ForegroundColor = ConsoleColor.Green;
Console.SetCursorPosition(head.X, head.Y); Console.Write("O");
if (!inuse)
{
Console.SetCursorPosition(tail.X, tail.Y); Console.Write(" ");
}
else
{
Console.ForegroundColor = ConsoleColor.Red; Console.SetCursorPosition(app.X, app.Y); Console.Write("$");
inuse = false;
}
snakeParts.Add(newHead);
Console.ForegroundColor = ConsoleColor.Green; Console.SetCursorPosition(newHead.X, newHead.Y); Console.Write("@");
prevKey = newKey;
}
}
}
}
public movement(movement input)
{
X = input.X; Y = input.Y;
}
