private void SnakeFrm_KeyDown(object sender, KeyEventArgs e)
{
if (e.KeyCode != Keys.Up && e.KeyCode != Keys.Down && e.KeyCode != Keys.Left && e.KeyCode != Keys.Right)
{
return;
}
timer.Start();
if (e.KeyCode == Keys.Up && snake.Direction != SnakePart.PartDirection.DOWN)
{
newDirection = SnakePart.PartDirection.UP;
}
else if (e.KeyCode == Keys.Down && snake.Direction != SnakePart.PartDirection.UP)
{
newDirection = SnakePart.PartDirection.DOWN;
}
else if (e.KeyCode == Keys.Left && snake.Direction != SnakePart.PartDirection.RIGHT)
{
newDirection = SnakePart.PartDirection.LEFT;
}
else if (e.KeyCode == Keys.Right && snake.Direction != SnakePart.PartDirection.LEFT)
{
newDirection = SnakePart.PartDirection.RIGHT;
}
}
public void ChangeDirection(SnakePart.PartDirection newDirection)
{
if (newDirection == Direction)
{
return;
}
SnakePart newpart = new SnakePart()
{
Direction = newDirection, x = FirstPart.x, y = FirstPart.y, color = FirstPart.color
};
if (Direction == SnakePart.PartDirection.RIGHT && newpart.Direction == SnakePart.PartDirection.UP)
{
newpart.MoveSnakePartBack();
}
else if (Direction == SnakePart.PartDirection.DOWN && newpart.Direction == SnakePart.PartDirection.LEFT)
{
newpart.MoveSnakePartBack();
}
parts.Insert(0, newpart);
}
