基于QT和C++实现的中国象棋

一，源码

board.h

#ifndef BOARD_H
#define BOARD_H

#include <QWidget>
#include "Stone.h"

class Board : public QWidget
{
    Q_OBJECT
public:


    explicit Board(QWidget *parent = 0);

    bool _bRedTurn; // 红方先走
    int _currentPlayer; // 当前玩家，1为红方，-1为黑方

    Stone _s[32];
    int _r; /* 棋子的半径 */
    int _selectid;


    /* 返回象棋棋盘行列对应的像素坐标 */
    QPoint center(int row, int col);
    QPoint center(int id);
    bool getRowCol(QPoint pt, int& row, int& col);

    void drawStone(QPainter& painter, int id);

    void paintEvent(QPaintEvent *);
    void mouseReleaseEvent(QMouseEvent *);

    bool canMove(int moveid, int row, int col, int killid);
    bool canMoveJIANG(int moveid, int row, int col, int killid);
    bool canMoveSHI(int moveid, int row, int col, int killid);
    bool canMoveXIANG(int moveid, int row, int col, int killid);
    bool canMoveCHE(int moveid, int row, int col, int killid);
    bool canMoveMA(int moveid, int row, int col, int killid);
    bool canMovePAO(int moveid, int row, int col, int killid);
    bool canMoveBING(int moveid, int row, int col, int killid);
    bool isStoneAt(int row, int col);

    void saveGameState();
signals:

public slots:

};

#endif // BOARD_H

Stone.h

#ifndef STONE_H
#define STONE_H

#include <QString>

class Stone
{
public:
    Stone();
    ~Stone();
    int getRow()const
    {
        return _row;
    }
    int getCol()const
    {
        return _col;
    }

    enum TYPE{JIANG, CHE, PAO, MA, BING, SHI, XIANG};

    int _row;
    int _col;
    TYPE _type;


    int _id;
    bool _dead;
    bool _red;


    void init(int id)
    {
        struct {
                int row, col;
                Stone::TYPE type;
            } pos[16] = {
            {0, 0, Stone::CHE},
            {0, 1, Stone::MA},
            {0, 2, Stone::XIANG},
            {0, 3, Stone::SHI},
            {0, 4, Stone::JIANG},
            {0, 5, Stone::SHI},
            {0, 6, Stone::XIANG},
            {0, 7, Stone::MA},
            {0, 8, Stone::CHE},

            {2, 1, Stone::PAO},
            {2, 7, Stone::PAO},
            {3, 0, Stone::BING},
            {3, 2, Stone::BING},
            {3, 4, Stone::BING},
            {3, 6, Stone::BING},
            {3, 8, Stone::BING},
            };

        _id = id;
        _dead = false;
        _red = id<16;

        if(id < 16)
        {
            _row = pos[id].row;
            _col = pos[id].col;
            _type = pos[id].type;
        }
        else
        {
            _row = 9-pos[id-16].row;
            _col = 8-pos[id-16].col;
            _type = pos[id-16].type;
        }

    }

    QString getText()
    {
        switch(this->_type)
            {
            case CHE:
                return "车";
            case MA:
                return "马";
            case PAO:
                return "炮";
            case BING:
                return "兵";
            case JIANG:
                return "将";
            case SHI:
                return "士";
            case XIANG:
                return "相";
            }
            return "错误";
    }
};

#endif // STONE_H