gimp_context_push ();
    gimp_context_set_interpolation (GIMP_INTERPOLATION_NONE);
    gimp_context_set_transform_resize (GIMP_TRANSFORM_RESIZE_ADJUST);

    drawable->drawable_id =
        gimp_item_transform_rotate(drawable->drawable_id,
                                               angle,
                                               TRUE,    // auto_center
                                               -1, -1  // center_x, center_y
            );
    gimp_context_pop ();