private void Window_KeyPressed(object sender, SFML.Window.KeyEventArgs e)
{
if (e.Code.Equals(Keyboard.Key.A) && direction != 1)
{
direction = 0;
snake.HeadLeft();
}
else
if (e.Code.Equals(Keyboard.Key.D) && direction != 0)
{
direction = 1;
snake.HeadRight();
}
else
if (e.Code.Equals(Keyboard.Key.W) && direction != 3)
{
direction = 2;
snake.HeadUp();
}
else
if (e.Code.Equals(Keyboard.Key.S) && direction != 2)
{
direction = 3;
snake.HeadDown();
}
}