```
    property int atc_rotation: 90;

    function rotate_atc(widget, steps, direction) {

        widget.duration = 750 * steps;
        widget.from = atc_rotation;

        if (direction === 1)
            atc_rotation = atc_holder.rotation + 360/12 * steps;
        else if (direction === -1)
            atc_rotation = atc_holder.rotation - 360/12 * steps;

        widget.to = atc_rotation;

        widget.restart();
    }