knockouttournament.h

/*
    This file is part of Cute Chess.
    Copyright (C) 2008-2018 Cute Chess authors

    Cute Chess is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    Cute Chess is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with Cute Chess.  If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef KNOCKOUTTOURNAMENT_H
#define KNOCKOUTTOURNAMENT_H

#include "tournament.h"


class LIB_EXPORT KnockoutTournament : public Tournament
{
    Q_OBJECT

    public:
        explicit KnockoutTournament(GameManager* gameManager,
                        QObject *parent = nullptr);

        // Inherited from Tournament
        virtual QString type() const;
        virtual bool canSetRoundMultiplier() const;
        virtual QString results() const;

    protected:
        // Inherited from Tournament
        virtual void initializePairing();
        virtual int gamesPerCycle() const;
        virtual TournamentPair* nextPair(int gameNumber);
        virtual void addScore(int player, Chess::Side side, int score);
        virtual bool areAllGamesFinished() const;

    private:
        static int playerSeed(int rank, int bracketSize);

        QList<int> firstRoundPlayers() const;
        QList<int> lastRoundWinners() const;
        bool needMoreGames(const TournamentPair* pair) const;

        QList< QList<TournamentPair*> > m_rounds;
};

#endif // KNOCKOUTTOURNAMENT_H