ChessBoard.h

/*
 * Copyright (C)  2019~2020  偕臧  All rights reserved.
 *
 * Author:  xmuli(偕臧) xmulitech@gmail.com
 *
 * github:  https://github.com/xmuli
 * blogs:   https://xmuli.tech
 *
 * 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 3 of the License, or
 * 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, see <https://touwoyimuli.github.io/>.
 */
#ifndef CHESSBOARD_H
#define CHESSBOARD_H

/***
 *      ┌─┐       ┌─┐ + +
 *   ┌──┘ ┴───────┘ ┴──┐++
 *   │                 │
 *   │       ───       │++ + + +
 *   ███████───███████ │+
 *   │                 │+
 *   │       ─┴─       │
 *   │                 │
 *   └───┐         ┌───┘
 *       │         │
 *       │         │   + +
 *       │         │
 *       │         └──────────────┐
 *       │                        │
 *       │                        ├─┐
 *       │                        ┌─┘
 *       │                        │
 *       └─┐  ┐  ┌───────┬──┐  ┌──┘  + + + +
 *         │ ─┤ ─┤       │ ─┤ ─┤
 *         └──┴──┘       └──┴──┘  + + + +
 *                神兽保佑
 *               代码无BUG!
 */

#include <QMainWindow>
#include <QFrame>
#include "ChessPieces.h"
#include <QPainter>
#include <QPoint>
#include <QMouseEvent>
#include <QTimer>
#include <QTime>
#include <QMessageBox>
#include <QtGlobal>
#include "AboutAuthor.h"

namespace Ui {
class ChessBoard;
}

class ChessBoard : public QMainWindow
{
    Q_OBJECT

public:
    explicit ChessBoard(QWidget *parent = 0);
    ~ChessBoard();

    bool isDead(int id);
    int getStoneId(int row, int col);
    // 车、炮的功能辅助函数   判断两个点是否在一个直线上面,且返回直线之间的棋子个数
    int  getStoneCountAtLine(int row1, int col1, int row2, int col2);
    void whoWin();  //谁胜谁负
    bool isChecked(QPoint pt, int& row, int& col);   //是否选中该枚棋子。pt为输入参数; row， col为输出参数
    QPoint getRealPoint(QPoint pt);  // 使mouseMoveEvent取得的坐标同Painter的坐标一致

    //virtual void whoPlay(int slelsctID);  //判断是谁正在 选择棋子
public:
    QPoint center(int row, int col);         //象棋的棋盘的坐标转换成界面坐标
    QPoint center(int id);
    virtual void paintEvent(QPaintEvent *);      //绘画棋盘
    void drawChessPieces(QPainter& painter, int id);  //绘画单个具体的棋子

    virtual void mousePressEvent(QMouseEvent *);    //鼠标点击事件
    virtual void clickPieces(int checkedID, int& row, int& col);

    //象棋移动的规则[将  士  象  马  车  炮  兵]
    bool canMove(int moveId, int killId, int row, int col);
    bool canMoveJIANG(int moveId, int killId, int row, int col);
    bool canMoveSHI(int moveId, int killId, int row, int col);
    bool canMoveXIANG(int moveId, int killId, int row, int col);
    bool canMoveMA(int moveId, int killId, int row, int col);
    bool canMoveCHE(int moveId, int killId, int row, int col);
    bool canMovePAO(int moveId, int killId, int row, int col);
    bool canMoveBING(int moveId, int killId, int row, int col);

    void init();

    ChessPieces m_ChessPieces[32];  //所有棋子
    int m_nR;          //棋子半径
    int m_nOffSet;     //距离界面的边距
    int m_nD;          //间距为50px
    int m_nSelectID;   //选中棋子[-1:选棋子 || 非-1:走棋子]
    int m_nCheckedID;    //将要被击杀的棋子ID
    bool m_bIsRed;     //是否是红棋
    bool m_bIsTcpServer;
    bool m_bIsOver; //是否已经游戏结束

private slots:
    void updateTime();
    void on_pushButton_start_clicked();
    void on_pushButton_reset_clicked();
    void on_pushButton_about_clicked();

    void on_pushButton_restart_clicked();

private:
    Ui::ChessBoard *ui;

    QTimer * m_timer;      //定时器 每秒更新时间
    QTime * m_timeRecord;  //记录时间
    bool m_bIsStart;        //记录是否已经开始计时
    AboutAuthor* m_pAbout;
};

#endif // CHESSBOARD_H