board.h

/*************************************************************************
    > File Name: board.h
    > Author: Jintao Yang
    > Mail: 18608842770@163.com
    > Created Time: Fri Sep 30 18:05:28 2022
 ************************************************************************/

/**
    qpiskvork is another gomoku or renju manager adapting to Windows and Linux systems.
    Copyright (C) 2022-2023  Jintao Yang <yjt950840@outlook.com>

    This program 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 2 of the License, or
    (at your option) any later version.

    This program 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 this program; if not, write to the Free Software Foundation, Inc.,
    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/

#ifndef BOARD_H
#define BOARD_H

#include "subject.h"
#include <vector>
#include <utility>
#include <list>
#include <iostream>
using namespace std;

#define MAXBSIZE (25)
#define MINBSIZE (8)

typedef enum stone_color
{
    BLACK = 1,
    WHITE = 2
} STONECOLOR;

typedef enum board_status
{
    BOARDEMPTY,
    BLACKNEXT,
    WHITENEXT,
    BOARDFULL
} BOARDSTATUS;

class Board final : public Subject
{
public:
    Board();
    ~Board();

    pair<int, int> coord2idx(const int iCoord);
    int idx2Coord(const pair<int, int> idx);
    bool isPosEmpty(const pair<int, int> idx);
    bool isPosOutOfBoard(const pair<int, int> idx);
    bool setBSize(const pair<unsigned int, unsigned int> wh);
    pair<unsigned int, unsigned int> getBSize();
    int getMaxRecordSize();
    vector<pair<int, int>> &getVRecord();
    int getIdxStoneColor(const pair<int, int> idx);
    bool placeStone(const pair<int, int> idx, STONECOLOR color);
    bool takeBackStone();
    void clearBoard();

    void Attach(Observer *pObserver) override;
    void Detach(Observer *pObserver) override;
    void Notify() override;
    void SetState(int state)
    {
        this->m_iState = state;
    }

    int GetState()
    {
        return this->m_iState;
    }

private:
    // first - coord, second - color.
    vector<pair<int, int>> vRecord;
    vector<Observer *> m_vObserver;

    unsigned int iMaxRecordSize;

    // int BSize;
    unsigned int i_width;
    unsigned int i_height;

    int m_iState;
};

#endif