Qt跑酷游戏开发，背景移动，人物跳跃

Qt跑酷游戏开发，背景移动，人物跳跃

#ifndef MAINWINDOW_H#define MAINWINDOW_H#include #include #include #include #include "director.h"namespace Ui {class MainWindow;}/* * MainWindow - 游戏场景 * SLOT: * @nextFrame(): 每个朋友会做什么 * @gameOver: 检查游戏是否结束 * @isPlaying: 检查游戏是否暂停 * @counter: 数一数朋友的数目 * @scene: 场景的所有组成部分 * @bgm: 游戏的背景音乐 */class MainWindow : public QDialog{ Q_OBJECTpublic: explicit MainWindow(QWidget *parent = 0); ~MainWindow();public slots: void next_frame();//每个fream更新屏幕 void pause_and_resume();//暂停并继续游戏 void mute_and_play();//静音和取消静音效果 void change_configuration();//应用配置更改 void update_ui();//更新配置设置框的ui void save_configuration();//用输入的名称保存当前配置 void load_configuration(); //加载配置文件protected: void paintEvent(QPaintEvent *event); void keyPressEvent(QKeyEvent *event);private: volatile bool gameOver = false; volatile bool isPlaying = true; volatile int counter = 0; Ui::MainWindow *ui; Scene* scene;//场景 QMediaPlayer bgm;//音效 QString exepath;//程序路径 QTimer* timer;};#endif // MAINWINDOW_H

#include "mainwindow.h"#include "ui_mainwindow.h"#include #include #include #include #include //the path of the configuration fileMainWindow::MainWindow(QWidget *parent) : QDialog(parent), ui(new Ui::MainWindow){ //set up the UI ui->setupUi(this); exepath = QApplication::applicationDirPath(); qDebug()<<"exepath=="<resize(FRAME_WIDTH,FRAME_HEIGHT); ui->EnterFileName->hide(); ui->MenuBox->hide(); ui->Configuration->hide(); //set up the soundeffect to play QMediaPlaylist *playlist = new QMediaPlaylist(); playlist->addMedia(QUrl::fromLocalFile(QFileInfo("exepath/Audio/Lucid_Dreamer1.mp3").absoluteFilePath())); playlist->setPlaybackMode(QMediaPlaylist::Loop); bgm.setPlaylist(playlist); bgm.setVolume(50); bgm.play(); //创建一个计时器来更新每个fream QTimer* timer = new QTimer(this); connect(timer, SIGNAL(timeout()), this, SLOT(next_frame())); timer->start(50); //load from the configuration file //从配置文件加载 load_configuration();//创建场景器 this->update();}MainWindow::~MainWindow(){ gameOver = true; delete ui; delete scene;}/* SLOT *///update the screen each fream每个fream更新屏幕void MainWindow::next_frame(){ update();}//pause and resume game暂停并继续游戏void MainWindow::pause_and_resume(){ isPlaying = !isPlaying; mute_and_play();}//静音和取消静音效果void MainWindow::mute_and_play(){ isPlaying?bgm.setMuted(!bgm.isMuted()):bgm.setMuted(true);}//应用配置更改void MainWindow::change_configuration(){ //change stickman size if (ui->playerSize->currentText() == "Tiny") scene->change_stickman_size(TINY); else if (ui->playerSize->currentText() == "Normal") scene->change_stickman_size(NORMAL); else if (ui->playerSize->currentText() == "Large") scene->change_stickman_size(LARGE); else if (ui->playerSize->currentText() == "Giant") scene->change_stickman_size(GIANT); //change starting point scene->change_starting_point(ui->playerPosition->value()); //change speed scene->change_speed(ui->playerVelocity->value()); scene->change_speed(ui->playerVelocity->value()); //change stickman image scene->change_stickman_image(ui->playerImage->currentText().toInt()); //change background image scene->change_background_image(ui->BackGroundImage->currentText().toInt());}//更新配置设置框的ui//确保更新了配置设置框中显示的值void MainWindow::update_ui(){ if (scene->get_stickman_size() == TINY) ui->playerSize->setCurrentIndex(0); else if (scene->get_stickman_size() == NORMAL) ui->playerSize->setCurrentIndex(1); else if (scene->get_stickman_size() == LARGE) ui->playerSize->setCurrentIndex(2); else if (scene->get_stickman_size() == GIANT) ui->playerSize->setCurrentIndex(3); ui->playerVelocity->setValue(scene->get_speed()); ui->playerPosition->setValue(scene->get_starting_point()); ui->playerImage->setCurrentIndex(scene->get_player_graph_index()); ui->BackGroundImage->setCurrentIndex(scene->get_background_graph_index()-1);}//用输入的名称保存当前配置void MainWindow::save_configuration(){ //get the name player entered from ui(QLineEdit) QString file_name = ui->insertFileName->text(); //if they enter no name, send a warning message如果没有输入姓名，则发送警告消息 if (file_name == "") { ui->tipBox->setText(QString("Please enter a file name.")); return; } //create a text file and store the configuration QString file_path = QString().append("../Base1A/").append(file_name).append(".config"); QFile file(file_path); if (!file.exists()) { if (file.open(QIODevice::WriteOnly|QFile::Text)) { QTextStream input(&file); QString stickman_size; if (scene->get_stickman_size() == TINY) stickman_size = "tiny"; else if (scene->get_stickman_size() == NORMAL) stickman_size = "normal"; else if (scene->get_stickman_size() == LARGE) stickman_size = "large"; else if (scene->get_stickman_size() == GIANT) stickman_size = "giant"; input<<"stickman size = "<EnterFileName->hide(); file.close(); //the game is paused when we save the configuration isPlaying = true; } //fail to create a file with the given name else { ui->tipBox->setText(QString("Invalid file name, try again.")); } } //the file with the given name has already existed else { ui->tipBox->setText(QString("The file already exists, try again.")); }}/* EVENT */void MainWindow::keyPressEvent(QKeyEvent *event){ //show menu when press Esc if (event->key() == Qt::Key_Escape) { if (ui->MenuBox->isHidden()) ui->MenuBox->show(); else ui->MenuBox->close(); update(); } //按W下时增加音量 if (event->key() == Qt::Key_W) { bgm.setVolume(bgm.volume()+0.1); } //按下S键时减小音量 if (event->key() == Qt::Key_S) { bgm.setVolume(bgm.volume()-0.1); } //按上 跳跃 if (event->key() == Qt::Key_Up) { scene->action_jump(); }}void MainWindow::paintEvent(QPaintEvent *event) { Q_UNUSED(event) //渲染背景、前景和播放器 QPainter painter(this); scene->render(painter, counter); //如果游戏没有暂停，增加计数器 if (isPlaying) counter++; //游戏结束后清理数据 if (gameOver) delete timer;}/* INITIALIZATION */void MainWindow::load_configuration(){ double stickman_size; int starting_point; int starting_velocity; int stickman_graph_index; int background_graph_index; //load configuration file QString config_path = exepath + "/config/init.config"; QFile config_file(config_path); qDebug()<<"_________________________________"; qDebug()<<"配置文件加载..."< 1000) { starting_point = 100; qDebug()<<"无效的起点!"; qDebug()<<"ACCEPTED VALUE: FROM 0 TO 1000"; qDebug()<<"DEFAULT STARTING POINT LOADED: 100.\n"; } else { starting_point = x; qDebug()<<"SET STARTING POINT TO X ="< 40) { starting_velocity = 10; qDebug()<<"INVALID SPEED!"; qDebug()<<"ACCEPTED VALUE: FROM 0 TO 40"; qDebug()<<"DEFAULT SPEED LOADED: 10.\n"; } else { starting_velocity = speed; qDebug()<<"SET SPEED TO"<

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