public void ChangeDirection(Vector newDirection)
{
SnakeParticle headOfTheSnake = this.body[0];
if (headOfTheSnake.Direction != newDirection &&
headOfTheSnake.Direction != newDirection.GetOpposite())
{
headOfTheSnake.Direction = newDirection;
}
}
public static bool CheckForCollision(Snake snake, Food food)
{
SnakeParticle snakeHead = snake.Body[0];
if (food.GetPosition() == snakeHead.GetPosition())
{
return(true);
}
return(false);
}
public static bool CheckForCollision(Snake snake, int screenWidth, int screenHeight)
{
SnakeParticle snakeHead = snake.Body[0];
for (int i = 1; i < snake.Body.Count; i++)
{
if (snakeHead.GetPosition() == snake.Body[i].GetPosition())
{
return(true);
}
}
if (snakeHead.Position.X < 0 || snakeHead.Position.X >= screenWidth ||
snakeHead.Position.Y < 0 || snakeHead.Position.Y >= screenHeight)
{
return(true);
}
return(false);
}
public void Grow()
{
SnakeParticle tail = this.body[this.body.Count - 1];
body.Add(new SnakeParticle(tail.Position - tail.Direction, tail.Direction));
}
