/// <summary>
/// this method, called everytime the snake moves, will draw the
/// snake, apple, and score
/// </summary>
/// <param name="snake">the player snake</param>
/// <param name="apple">randomly genereated apple</param>
static void PrintGame(List <Block> snake, Block apple)
{
DrawOrDeleteSnake(Player, PlayerHead, snake);
Console.SetCursorPosition(apple.GetX(), apple.GetY());
Console.Write(Apple);
Console.SetCursorPosition(0, BoardY);
Console.WriteLine("Score: " + (snake.Count - 3));
}
/// <summary>
/// spawns a snake in a random position facing a random direction
/// </summary>
/// <param name="rand">random number generator</param>
/// <returns>snake</returns>
static List <Block> SpawnSnake(Random rand)
{
// spawn in a random block in the middle half of the board
Block start = new Block(rand.Next(BoardX / 4, BoardX / 2), rand.Next(BoardY / 4, BoardY / 2));
List <Block> snake = new List <Block>();
snake.Add(start);
// generates a random int. uses this to determine which direction snake faces
int direction = rand.Next(1, 5);
switch (direction)
{
// facing up
case 1:
snake.Add(new Block(start.GetX(), start.GetY() + 1));
snake.Add(new Block(start.GetX(), start.GetY() + 2));
break;
// facing down
case 2:
snake.Add(new Block(start.GetX(), start.GetY() - 1));
snake.Add(new Block(start.GetX(), start.GetY() - 2));
break;
// facing left
case 3:
snake.Add(new Block(start.GetX() + 1, start.GetY()));
snake.Add(new Block(start.GetX() + 2, start.GetY()));
break;
// facing right
case 4:
snake.Add(new Block(start.GetX() - 1, start.GetY()));
snake.Add(new Block(start.GetX() - 2, start.GetY()));
break;
}
return(snake);
}