movelist.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 MOVE_LIST_H
#define MOVE_LIST_H

#include <QWidget>
#include <QPointer>
#include <QUrl>
#include <QPair>
#include <QList>
#include <QTextBlockFormat>
#include <QTextCharFormat>
#include <QTextCursor>
#include "movenumbertoken.h"
#include "movetoken.h"
#include "movecommenttoken.h"

class QTextBrowser;
class PgnGame;
class ChessGame;
namespace Chess { class GenericMove; }
class QTimer;


class MoveList : public QWidget
{
    Q_OBJECT

    public:
        MoveList(QWidget* parent = nullptr);

        void setGame(ChessGame* game, PgnGame* pgn = nullptr);

    public slots:
        bool selectMove(int moveNum);
        void setMove(int ply,
                 const Chess::GenericMove& move,
                 const QString& sanString,
                 const QString& comment);

    signals:
        void moveClicked(int num, bool keyLeft);
        void commentClicked(int num, const QString& comment);

    protected:
        // Reimplemented from QWidget
        virtual bool eventFilter(QObject* obj, QEvent* event);

    private slots:
        void onMoveMade(const Chess::GenericMove& move,
                const QString& sanString,
                const QString& comment);
        void onLinkClicked(const QUrl& url);
        void selectChosenMove();

    private:
        struct Move
        {
            MoveNumberToken number;
            MoveToken move;
            MoveCommentToken comment;
        };

        void insertMove(int ply,
                const QString& san,
                const QString& comment,
                QTextCursor cursor = QTextCursor());

        QTextBrowser* m_moveList;
        QPointer<ChessGame> m_game;
        QList<Move> m_moves;
        int m_moveCount;
        int m_startingSide;
        int m_selectedMove;
        int m_moveToBeSelected;
        QTextCharFormat m_defaultTextFormat;
        QTimer* m_selectionTimer;
};

#endif // MOVE_LIST_H