QT-坦克大战游戏-编程知识

QT-坦克大战游戏

一、演示效果
二、关键程序
三、下载链接

一、演示效果

在这里插入图片描述

二、关键程序

#include "score.h"
Score::Score(){health=30;
maxHealth=health;QLabel *label1 = new QLabel(this);label1->setFrameStyle(QFrame::Plain | QFrame::Box);label1->setStyleSheet("background-color:red;");label1->setText("Player1");label1->setAlignment(Qt::AlignTop | Qt::AlignCenter);label1->setFixedHeight(50);QFont font1= label1->font();font1.setPixelSize(20);label1->setFont(font1);label1->setGeometry(0,0,100,100 );resize(length*health/maxHealth, this->height(),1);QLabel *label2 = new QLabel(this);label2->setFrameStyle(QFrame::Plain | QFrame::Box);label2->setStyleSheet("background-color:red;");label2->setText("Player2");label2->setAlignment(Qt::AlignTop | Qt::AlignCenter);label2->setFixedHeight(50);QFont font2= label2->font();font2.setPixelSize(20);label2->setFont(font2);label2->setGeometry(SCORE_WIDTH - 100,0,100,100 );resize(length*health/maxHealth,this->height(),2);QPalette p(palette());p.setColor(QPalette::Window, QColor(255, 243, 240)); //bricks & box//p.setColor(QPalette::Window, QColor(224, 255, 224)); //forestthis->setAutoFillBackground(true);this->setPalette(p);this->setFixedHeight(50);
}void Score::paintEvent(QPaintEvent *event)
{Q_UNUSED(event);QPainter painter1(this);QPainter painter2(this);painter1.save();painter1.setBrush(Qt::blue);if(!hp1.isNull())painter1.drawRect(hp1);painter1.restore();painter2.save();painter2.setBrush(Qt::green);if(!hp2.isNull())painter2.drawRect(hp2);painter2.restore();
}void Score::slotDamage(int health,int ID){std::ofstream fout;if(ID==1){resize(length*health/maxHealth, this->height(),1);if(health<=0){std::ofstream fout;fout.open("Results.txt");fout << "Player2 WON!!!!";emit signalEndOfTheGame(2);}}else if(ID==2){resize(length*health/maxHealth,this->height(),2);if(health<=0){fout.open("Results.txt");fout << "Player1 WON!!!!";emit signalEndOfTheGame(1);}}fout.close();
}void Score::resize(int width,int height,int ID){if (width < 0) width = 0;if(ID==1){hp1 = QRectF(100, 0, width,height);update();}else if(ID==2){hp2 = QRectF(SCORE_WIDTH - 100, 0, -width,height);update();}
}