版权声明：本文为博主原创文章，未经博主允许不得转载。 https://blog.csdn.net/SilverFOX111/article/details/78747301
- 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_OBJECT
public:
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