+ const Player *get_next_player(const Group &group);
+ void draw_next_up_single(unsigned char *buf, const Group &group, const std::vector<unsigned> &colwidth,
+ std::map<unsigned, unsigned> &song_scores, std::map<unsigned, unsigned> &player_scores,
+ const std::vector<unsigned> &max_score, const std::vector<unsigned> &min_score);