append_lr_justified (&out, this->width, outp_title, r1);
append_lr_justified (&out, this->width, outp_subtitle, r2);
ds_put_char (&out, '\n');
append_lr_justified (&out, this->width, outp_title, r1);
append_lr_justified (&out, this->width, outp_subtitle, r2);
ds_put_char (&out, '\n');