while (offset < selection.second) {
size_t end = std::min((uint64_t)(selection.second), offset + n);
offset = hex_view_->create_hex_line(offset, end, &s, with_offset, with_ascii);
while (offset < selection.second) {
size_t end = std::min((uint64_t)(selection.second), offset + n);
offset = hex_view_->create_hex_line(offset, end, &s, with_offset, with_ascii);