基于Qt开发平台开发的电脑端飞机大战游戏

#include "playplane.h" #include<QDebug> #include "config.h" #include<QMenuBar> #include<QPainter> #include"mypushbutton.h" #include"ChooseLeveIScene.h" #include<QDebug> #include<QPushButton> #include<QLabel> #include<QSound> #include<QMouseEvent> #include<QMessageBox> playplane::playplane(int index) { //数据库 //shujuku(); this->levelIndex=index; qDebug()<<"您选择了第"<<this->levelIndex<<"个游戏"; if(levelIndex==1) { } else if(levelIndex==2) { //正常模式下初始化子弹发射间隔 m_hero.BULLET_INTERVAL=20; //调用初始化场景 initscene(); //启动游戏 playGame(); } else if(levelIndex==3) { //开挂模式下初始化子弹发射间隔 m_hero.ft=1; m_hero.BULLET_INTERVAL=2; //调用初始化场景 initscene(); //启动游戏 playGame(); } } //数据库 void playplane::shujuku() { //简历数据库 QSqlDatabase database; if (QSqlDatabase::contains("qt_sql_default_connection")) { database = QSqlDatabase::database("qt_sql_default_connection"); } else { database = QSqlDatabase::addDatabase("QSQLITE"); database.setDatabaseName("MyDataBase.db"); database.setUserName("XingYeZhiXia"); database.setPassword("123456"); } //打开数据库 if (!database.open()) { qDebug() << "Error: Failed to connect database." << database.lastError(); } else { // do something } //创建表 QSqlQuery sql_query; QString create_sql = "create table student (id int primary key, name varchar(30), score int)"; sql_query.prepare(create_sql); if(!sql_query.exec()) { qDebug() << "Error: Fail to create table." << sql_query.lastError(); } else { qDebug() << "Table created!"; } } //初始化 void playplane::initscene() { //设置尺寸 this->setFixedSize(GAME_WIDTH,GAME_HEIGHT); //设置标题 this->setWindowTitle("飞机大战V2.0"); //加载图标 this->setWindowIcon(QIcon(GAME_ICON)); //定时器设置 m_Timer.setInterval(GAME_RATE); //敌机出场时间间隔 初始化 m_recorder=0; //初始化子弹间隔 mh_recorder=0; //初始化得分 my_score=0; //随机数种子 srand((unsigned int)time(NULL)); //计分牌 //设定标签样式 life=new QLabel(this); score=new QLabel(this); life->setFont(QFont("Algerian",11)); life->setStyleSheet( "QLabel{background:transparent;color:red;}"); life->move(0,50); score->setFont(QFont("Algerian",15)); score->setStyleSheet( "QLabel{background:transparent;color:orange;}"); score->move(1,1); //score->adjustSize(); // labeltext= new QLabel(tr("得分")); // QFont ft; // ft.setPointSize(20); // labeltext->setFont(ft); // QPalette palette; // palette.setColor(QPalette::WindowText, Qt::blue); // labeltext->setPalette(palette); // labeltext->setParent(this); // labeltext->move(5,-210); //返回按钮 MyPushButton *backBtn=new MyPushButton(CHOOSE_BK,CHOOSE_BK); backBtn->setParent(this); backBtn->move(this->width()-backBtn->width(),backBtn->height()-28); connect(backBtn,&MyPushButton::clicked,[=](){ dianji3->play(); bgm->stop(); qDebug()<<"发送返回选关信号"; emit this->playplaneback(); }); } void playplane::playGame() { //启动背景音乐 bgm = new QSound(SOUND_BACKROUND); bomb_1 = new QSound(SOUND_BOMB); dianji3= new QSound(SOUND_DIANJI); bgm->play(); bgm->setLoops(-1); //启动定时器 m_Timer.start(); //监听定时器发送的信号 connect(&m_Timer,&QTimer::timeout,[=](){ if(m_hero.life>0){ //敌机出场 enemToScene(); //更新游戏中元素坐标 updatePosition(); //绘制到屏幕中 update(); //碰撞检测 collisionDetection(); } else { life->setText(QString(LIFE).arg(m_hero.life)); //随时更新相关信息 life->adjustSize(); score->setText(QString(SCORE).arg(my_score)); score->adjustSize(); bgm->stop(); //弹出失败的对话框 QMessageBox MBox; MBox.setWindowTitle("游戏结束"); //Qstring st; MBox.setText(QString("本次得分%1\n，请点击“退出”").arg(my_score)); MBox.setIconPixmap(QPixmap(GAME_OVER)); QPushButton *agreeBut = MBox.addButton("退出", QMessageBox::AcceptRole); MBox.exec(); if (MBox.clickedButton() == (QAbstractButton*)agreeBut) { //在 Qt Creator 的输出窗口中输出指定字符串 qDebug() << "用户点击了同意按钮"; emit this->playplaneback(); } } }); } void playplane::paintEvent(QPaintEvent *) { QPainter painter(this);//当前屏幕中画画 //绘制地图 painter.drawPixmap(0,m_map.m_map1_posY,m_map.m_map1); painter.drawPixmap(0,m_map.m_map2_posY,m_map.m_map2); //绘制飞机 painter.drawPixmap(m_hero.m_X,m_hero.m_Y,m_hero.m_plane); //绘制子弹 for(int i=0;i<BULLET_NUM;i++) { //qDebug()<<"开始绘制子弹1"; //非空闲则绘制 if(m_hero.m_bullets[i].m_Free==false){ //qDebug()<<"开始绘制子弹2"<<i; painter.drawPixmap(m_hero.m_bullets[i].m_X,m_hero.m_bullets[i].m_Y,m_hero.m_bullets[i].m_Bullet); } } //painter.drawPixmap(m_hero.m_bullets[101].m_X,m_hero.m_bullets[101].m_Y,m_hero.m_bullets[101].m_Bullet); //绘制敌机 for(int i=0;i<ENEMY_NUM;i++) { if(m_enemys[i].m_Free==false){ if(m_enemys[i].m_Y>GAME_HEIGHT+m_enemys[i].m_Rect.height()-10) { m_hero.life--; } painter.drawPixmap(m_enemys[i].m_X,m_enemys[i].m_Y,m_enemys[i].m_enemy); } } //绘制爆炸 for(int i=0;i<BOMB_NUM;i++) { if(m_bombs[i].m_Free==false) { painter.drawPixmap(m_bombs[i].m_X,m_bombs[i].m_Y,m_bombs[i].m_pixArr[m_bombs[i].m_index]); } } //测试子弹 // painter.drawPixmap(temp_Buller.m_X,temp_Buller.m_Y,temp_Buller.m_Bullet); } void playplane::updatePosition() { life->setText(QString(LIFE).arg(m_hero.life)); //随时更新相关信息 life->adjustSize(); score->setText(QString(SCORE).arg(my_score)); score->adjustSize(); //更新地图的坐标 m_map.mapPosition(); //发射子弹 //m_hero.shoot(); //计算非空闲子弹的坐标 for(int i=0;i<BULLET_NUM;i++) { if(m_hero.m_bullets[i].m_Free==0) { m_hero.m_bullets[i].updatePosition(); } } //测试子弹 //temp_Buller.m_Free=false; //temp_Buller.updatePosition(); //敌机出场 for(int i=0;i<ENEMY_NUM;i++) { if(m_enemys[i].m_Free==false) { m_enemys[i].updateposition(); } } //计算爆炸播放的图片 for(int i = 0 ; i < BOMB_NUM;i++) { if(m_bombs[i].m_Free == false) { m_bombs[i].updateInfo(); } } } void playplane::mouseMoveEvent(QMouseEvent *event) { if(m_hero.life>0){ int x=event->x()-m_hero.m_Rect.width()*0.5; int y=event->y()-m_hero.m_Rect.height()*0.5; //边界检测 if(x<=0) { x=0; } if(x>=GAME_WIDTH-m_hero.m_Rect.width()) { x=GAME_WIDTH-m_hero.m_Rect.width(); } if(y<=0) { y=0; } if(y>=GAME_HEIGHT-m_hero.m_Rect.height()) {