Alternativ.UserInterface.floorchange C# (CSharp) Метод

        public void floorchange()
        {
            switch (current_direction)
            {
                case Defaults.Direction.Upward: floor++; break;
                case Defaults.Direction.Downward: floor--; break;
            }

            button_close_door.Enabled = false;
            button_open_door.Enabled = false;

            if ((floor == -Defaults.Basements && current_direction == Defaults.Direction.Downward) ||
                (floor == (Defaults.Floors - Defaults.Basements - 1) && current_direction == Defaults.Direction.Upward)) //ganz oben oder ganz unten --> Richtungswechsel
            {
                switchDirection();
            }

            pictureBox_direction.Visible = true;
        }