基于QT实现的简易3*3拼图游戏

来源：互联网发布：php 判断大小编辑：程序博客网时间：2024/06/15 16:16

先建立游戏界面，将图片分割分别添加到相应的Label中，之后通过随机函数将Label顺序打乱，同时将游戏信息初始化。编写一个鼠标按压事件，当鼠标点击后，判断鼠标是否点击了空白格子旁边可移动的Label，若是，移动后，检测是否Label顺序正确，基本的逻辑就这样。

//playwindow.h#ifndef PLAYWINDOW_H#define PLAYWINDOW_H#include <QMainWindow>#include <QPushButton>#include <QLabel>#include <QImage>namespace Ui {class PlayWindow;}class PlayWindow : public QMainWindow{    Q_OBJECTpublic:    explicit PlayWindow(QWidget *parent = 0);    ~PlayWindow();    void mousePressEvent(QMouseEvent *event); //鼠标点击事件private:    Ui::PlayWindow *ui;    QLabel *picLabel[9];    //定义盛放被分割的9个图片块的Label    QLabel *numLabel;       //显示步数的Label    QLabel *referenceLabel; //显示全图的Label    int picFlag[3][3];      //定义二维数组用来标志每个位置放的第几个图    QImage labelImg[3][3];  //定义9个被分割的9个图片    void createPic();       //创建界面    void movePic();         //移动图片    void RandomPic();       //打乱图片    void checkOk();         //检测图片是否拼成功    int stepNum;            //步数变量    QPushButton *exitBt;    //退出按钮private slots:    void exit();            //退出槽函数};#endif // PLAYWINDOW_H

//playwindow.c#include "playwindow.h"#include "ui_playwindow.h"#include <QImage>#include <QPixmap>#include <QTime>#include <QPoint>#include <QMouseEvent>#define PICTURESIZE 100         //分割后单个图片边长#define BASEX 2                 //图片X间隔#define BASEY 2                 //图片Y间隔PlayWindow::PlayWindow(QWidget *parent) :    QMainWindow(parent),    ui(new Ui::PlayWindow){    ui->setupUi(this);    //设置窗体外观    this->setMinimumSize(308,410);    this->setMaximumSize(308,410);    this->setStyleSheet(tr("background-image: url(:/new/prefix1/background.jpg);"));    //步数初始化    stepNum = 0;    //实例参考图片的Label    referenceLabel = new QLabel(this);    referenceLabel->setGeometry(129,333,50,50);    referenceLabel->setFrameShape(QFrame::Box);    //实例显示步数的Label    numLabel = new QLabel(this);    numLabel->setGeometry(20,344,70,25);    numLabel->setText(QString::number(stepNum));    numLabel->setFrameShape(QFrame::Box);    //实例退出按钮    exitBt = new QPushButton(this);    exitBt->setGeometry(QRect(230,344,50,25));    exitBt->setText("退出");    connect(exitBt,SIGNAL(clicked()),this,SLOT(exit()));    //初始化界面    createPic();}void PlayWindow::createPic(){    QImage sourceImg;    //加载操作图片    sourceImg.load(":/new/prefix1/sourcePic .jpg");    sourceImg = sourceImg.scaled(PICTURESIZE*3,PICTURESIZE*3);    for( int i=0 ; i<3 ; i++){        for( int j=0 ; j<3 ; j++ ){            picLabel[i*3+j] = new QLabel(this);            picLabel[i*3+j]->setGeometry(0,0,PICTURESIZE,PICTURESIZE);            picLabel[i*3+j]->move((BASEX+PICTURESIZE)*j+BASEX,(BASEY+PICTURESIZE)*i+BASEY);            picLabel[i*3+j]->setFrameShape(QFrame::Box);            picFlag[i][j] = i*3+j;            labelImg[i][j] = sourceImg.copy(PICTURESIZE*j,PICTURESIZE*i,PICTURESIZE,PICTURESIZE);            picLabel[i*3+j]->setPixmap(QPixmap::fromImage(labelImg[i][j]));        }    }    sourceImg = sourceImg.scaled(50,50);    referenceLabel->setPixmap(QPixmap::fromImage(sourceImg));    //加载移动图片    sourceImg.load(":/new/prefix1/blank.jpg");    picLabel[8]->setPixmap(QPixmap::fromImage(sourceImg));    RandomPic();}void PlayWindow::movePic(){    for( int i=0 ; i<3 ; i++){        for( int j=0 ; j<3 ; j++ ){            int index = picFlag[i][j];            picLabel[index]->move((BASEX+PICTURESIZE)*j+BASEX,(BASEY+PICTURESIZE)*i+BASEY);        }    }}void PlayWindow::RandomPic(){    int x = 2;    int y = 2;    qsrand(QTime(0,0,0).secsTo(QTime::currentTime()));    for( int i=0 ; i<1000 ; i++ ){        int direction = qrand()%4;        switch (direction){            case 0://上                if( x>0 ){                    picFlag[x][y] = picFlag[x-1][y];                    picFlag[x-1][y] = 8;                    x--;                }break;            case 1://下                if( x<2 ){                    picFlag[x][y] = picFlag[x+1][y];                    picFlag[x+1][y] = 8;                    x++;                }break;            case 2://左                if( y>0 ){                    picFlag[x][y] = picFlag[x][y-1];                    picFlag[x][y-1] = 8;                    y--;                }break;            case 3://右                if( y<2 ){                    picFlag[x][y] = picFlag[x][y+1];                    picFlag[x][y+1] = 8;                    y++;                }break;            default:                break;        }    }    movePic();}void PlayWindow::mousePressEvent(QMouseEvent *event){    int x = -1;    int y = -1;    if( event->button() == Qt::LeftButton ||        \        event->button() == Qt::RightButton   ){        QPoint mousePoint = event->pos();        if( mousePoint.x() > BASEX && mousePoint.x() < (BASEX+PICTURESIZE)*3 &&            mousePoint.y() > BASEY && mousePoint.y() < (BASEY+PICTURESIZE)*3    ){            for( int i=0 ; i<3 ; i++){                for( int j=0 ; j<3 ; j++ ){                    if( picFlag[i][j] == 8 ){                        x = i;                        y = j;                        break;                    }                }            }            int xPos = x*(BASEX+PICTURESIZE)+BASEX;            int yPos = y*(BASEY+PICTURESIZE)+BASEY;            if( mousePoint.x() < (yPos-BASEY) &&                mousePoint.x() > (yPos-BASEY-PICTURESIZE) &&                mousePoint.y() > (xPos) &&                mousePoint.y() < (xPos+PICTURESIZE)){//左                picFlag[x][y] = picFlag[x][y-1];                picFlag[x][y-1] = 8;                stepNum++;                movePic();            }else if( mousePoint.x() < (yPos+BASEY+2*PICTURESIZE) &&                      mousePoint.x() > (yPos+BASEY+PICTURESIZE) &&                      mousePoint.y() > (xPos) &&                      mousePoint.y() < (xPos+PICTURESIZE)){//右                        picFlag[x][y] = picFlag[x][y+1];                        picFlag[x][y+1] = 8;                        stepNum++;                        movePic();            }else if( mousePoint.y() < (xPos-BASEX) &&                      mousePoint.y() > (xPos-BASEX-PICTURESIZE) &&                      mousePoint.x() > (yPos) &&                      mousePoint.x() < (yPos+PICTURESIZE)){//上                        picFlag[x][y] = picFlag[x-1][y];                        picFlag[x-1][y] = 8;                        stepNum++;                        movePic();            }else if( mousePoint.y() < (xPos+BASEX+2*PICTURESIZE) &&                      mousePoint.y() > (xPos+BASEX+PICTURESIZE) &&                      mousePoint.x() > (yPos) &&                      mousePoint.x() < (yPos+PICTURESIZE)){//下                        picFlag[x][y] = picFlag[x+1][y];                        picFlag[x+1][y] = 8;                        stepNum++;                        movePic();            }        }        numLabel->setText(QString::number(stepNum));        checkOk();    }}void PlayWindow::checkOk(){    for( int i=0 ; i<3 ; i++){        for( int j=0 ; j<3 ; j++ ){            if( picFlag[i][j] != i*3+j ){                return;            }        }    }    referenceLabel->setText("OK");}void PlayWindow::exit(){    this->close();}PlayWindow::~PlayWindow(){    delete ui;}

//main.c#include "playwindow.h"#include <QApplication>int main(int argc, char *argv[]){    QApplication a(argc, argv);    PlayWindow w;    w.show();    return a.exec();}

参考博客链接如下：
http://blog.csdn.net/qq_34886018/article/details/72866807

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