c++/Qt实现的坦克大战

#include "tank.h" #include "ui_tank.h" #include "QDebug" Tank::Tank(QWidget *parent) : QWidget(parent), ui(new Ui::Tank) { ui->setupUi(this); setAttribute(Qt::WA_DeleteOnClose); setFixedSize(WIDTH,HEIGHT); setWindowTitle("坦克大战"); setWindowIcon(QIcon((rootdir+"pic//icon.png").c_str())); setStyleSheet("background-color:black;"); campRect.setRect(12*BASESIZE,24*BASESIZE,SIZE,SIZE); //司令部的位置 //加载图像 bg_gray.load((rootdir+"pic\\bg_gray.gif").c_str()); bg_gray=resizePic(bg_gray,SIZE,SIZE); grass.load((rootdir+"pic\\forest.gif").c_str()); grass = resizePic(grass,BASESIZE,BASESIZE); brick.load((rootdir+"pic\\wall.gif").c_str()); brick = resizePic(brick,BASESIZE,BASESIZE); iron.load((rootdir+"pic\\stone.gif").c_str()); iron = resizePic(iron,BASESIZE,BASESIZE); water.load((rootdir+"pic\\river-0.gif").c_str()); water = resizePic(water,BASESIZE,BASESIZE); ice.load((rootdir+"pic\\ice.gif").c_str()); ice = resizePic(ice,BASESIZE,BASESIZE); timer1 = new QTimer(this); timer2 = new QTimer(this); timer3 = new QTimer(this); timer4 = new QTimer(this); timer5 = new QTimer(this); connect(timer1,&QTimer::timeout,this,&Tank::play); connect(timer2,&QTimer::timeout,this,&Tank::refresh); connect(timer3,&QTimer::timeout,this,&Tank::enemyMove); connect(timer4,&QTimer::timeout,this,&Tank::bulletMove); connect(timer5,&QTimer::timeout,this,&Tank::enemyShot); gate =2; initMap(); } void Tank::keyPressEvent(QKeyEvent *event) { if(start>0) { return; } if(event->key()==Qt::Key::Key_W) { role1.setDir(Direct::up); } else if(event->key()==Qt::Key::Key_S) { role1.setDir(Direct::down); } else if(event->key()==Qt::Key::Key_A) { role1.setDir(Direct::left1); } else if(event->key()==Qt::Key::Key_D) { role1.setDir(Direct::right1); } else if(event->key()==Qt::Key::Key_J) { if(!role1.bullet.getActive()) { qDebug() << "玩家发射子弹"; role1.shot(); QSound::play((rootdir+"\\sound\\shoot.wav").c_str()); } } } void Tank::keyReleaseEvent(QKeyEvent *event) { if(event->key()==Qt::Key::Key_J) { return; } else { role1.ismove=false; } } void Tank::play() { //玩家移动 if(role1.ismove) { role1.move(); QSound::play((rootdir+"\\sound\\move.wav").c_str()); } } void Tank::enemyMove() { //敌方坦克移动 static int d; srand((unsigned)time(NULL)); for (auto& enemy:enemies)//使用引用类型 ，不然不是同一个对象 { //随机方向移动 d = rand()%8; if(d==0) { enemy.setDir(Direct::left1); } else if(d == 1) { enemy.setDir(Direct::up); } else if(d == 2) { enemy.setDir(Direct::right1); } else if(d == 3 || d== 4 || d == 5 || d == 6 || d == 7) { enemy.setDir(Direct::down); } enemy.move(); } } void Tank::enemyShot() { for(auto& enemy: enemies) { if(!enemy.bullet.getActive()) { enemy.shot(); } } } void Tank::bulletMove() { //玩家子弹移动 if(role1.bullet.getActive()) { role1.bullet.move(); } //敌人子弹移动 for(auto& enemy:enemies) { if(enemy.bullet.getActive()) { enemy.bullet.move(); } } } void Tank::refresh() { collisionCheck(); if(enemyNum<=0) { nextGate(); } update(); } void Tank::nextGate() { if(gate==35) { QMessageBox msg(QMessageBox::Icon(QMessageBox::Icon::Information),"Victory","恭喜你通过全部关卡"); msg.exec(); exit(1); } gate++; initMap(); } void Tank::collisionCheck() { //玩家子弹和敌方子弹碰撞检测 for(auto& enemy:enemies) { if(true==role1.bullet.rect.intersects(enemy.bullet.rect)) { role1.bullet.setActive(false); enemy.bullet.setActive(false); break; } else if(true==campRect.intersects(enemy.bullet.rect)||true==campRect.intersects(role1.bullet.rect)) { QSound::play((rootdir+"\\sound\\player_bomb.wav").c_str()); camp.load((rootdir+"pic\\camp1.gif").c_str()); camp = resizePic(camp,SIZE,SIZE); update(); gameOver(); } } //玩家子弹和敌方坦克碰撞检测 for(auto enemy=enemies.begin();enemy!=enemies.end();enemy++) { if(true==role1.bullet.rect.intersects(enemy->rect)) { QSound::play((rootdir+"\\sound\\enemy-bomb.wav").c_str()); enemies.erase(enemy);//需要重载 == 操作符 enemyNum--; if(enemyNum<=0) { return; } createEnemy(); role1.bullet.setActive(false); break; } } //玩家和敌方子弹碰撞检测 for(auto& enemy:enemies) { if(true==role1.rect.intersects(enemy.bullet.rect)) { enemy.bullet.setActive(false); createPlayer(); QSound::play((rootdir+"\\sound\\player_bomb.wav").c_str()); life--; if(life<=0) { gameOver(); } break; } } } void Tank::initMap() { //加载地图 loadMap(); camp.load((rootdir+"pic\\camp0.gif").c_str()); camp = resizePic(camp,SIZE,SIZE); QSound::play((rootdir+"sound\\start.wav").c_str()); //创建敌人 cursor=0; enemyNum = 10; for(int i=0;i<4;i++) { createEnemy(); } //创建玩家 createPlayer(); life = 3; // 开始游戏 start = 10; timer1->start(100);//玩家移动速度 timer2->start(30);//检查碰撞 游戏是否结束 timer3->start(120); // 敌坦克移动 timer4->start(60); // 子弹移动 timer5->start(1500);// 敌坦克自动发射子弹 } void Tank:: createEnemy() { if(enemyNum<4) return; Enemy enemy; enemy.rect.setRect(cursor*SIZE,0,SIZE,SIZE); enemies.push_back(enemy); cursor+=6; cursor%=18; } void Tank::createPlayer() { role1.bullet.setActive(false); role1.setDir(Direct::up); role1.ismove=false; role1.rect.setRect(9*BASESIZE,24*BASESIZE,SIZE,SIZE); } void Tank::loadMap() { std::ifstream file; try { file.open((QCoreApplication::applicationDirPath()+"\\res\\map.dat").toStdString().c_str(),std::ios::in|std::ios::binary); if(!file) { throw "无法加载地图，请确保可执行文件所在目录的res目录下有map.dat文件，并且该游戏不放在中文目录下"; } } catch(const char *err) { QMessageBox msg(QMessageBox::Icon(QMessageBox::Icon::Critical),"ERROR",err); msg.exec(); exit(-1); } file.seekg(sizeof(map)*(gate-1)); file.read(*map,sizeof(map)); file.close(); } void Tank::drawStart(){ for(int i=0;i<15;i++) { for(int j=0;j<15;j++) { paint.drawPixmap(i*SIZE,j*SIZE,bg_gray); } } paint.setFont(QFont("宋体",24)); paint.drawText(12*BASESIZE+10,13*BASESIZE+10,"第"+QString::number(gate)+"关"); } void Tank::paintEvent(QPaintEvent *) { paint.begin(this); //画关卡过渡界面 if(0<start--) { drawStart(); paint.end();