self->cbwidth_l + (!self->max_horz ? self->bwidth : 0),
self->cbwidth_t + self->bwidth,
self->cbwidth_r + (!self->max_horz ? self->bwidth : 0),
self->cbwidth_l + (!self->max_horz ? self->bwidth : 0),
self->cbwidth_t + self->bwidth,
self->cbwidth_r + (!self->max_horz ? self->bwidth : 0),