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#include "mainwindow.h"
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#include "ui_mainwindow.h"
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#include <QGraphicsProxyWidget>
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#include <QFormLayout>
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#include <QHBoxLayout>
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#include <QLineEdit>
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#include <QGroupBox>
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#include <QResizeEvent>
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#include <QFile>
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#include <QStringList>
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#include <QSound>
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MainWindow::MainWindow(QWidget *parent) :
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QMainWindow(parent),
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ui(new Ui::MainWindow)
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{
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this->setSizePolicy(QSizePolicy::Ignored, QSizePolicy::Ignored);
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ui->setupUi(this);
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mPacState = 0;
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bIsMoving = true;
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xAxis = yAxis = 0;
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mLastPt.setX(0);
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mLastPt.setY(0);
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mPause = false;
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// declare the accelerometer
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mAccelerometer = new QAccelerometer(this);
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mAccelerometer->start();
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QSize screenSize = this->size();
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mScene = new QGraphicsScene();
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QRect sceneRect = ui->mainGraphicsView->rect();
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mScene->setSceneRect(sceneRect);
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// scene->setBackgroundBrush (QBrush(Qt::blue));
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QPixmap mazeImage(":/media/maze.jpg");
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int width = screenSize.width();
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mazeImage = mazeImage.scaledToWidth(width);
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QGraphicsPixmapItem *backGround = mScene->addPixmap(mazeImage);
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backGround->setPos(-140,-200);
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mPacman = new QGraphicsEllipseItem(0, 0, 18, 18);
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mPacman->setBrush(QBrush(Qt::yellow));
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mPacman->setSpanAngle(4500);
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mScene->addItem(mPacman);
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// lets place a pause button in the view
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pauseButton = new QPushButton("Pause");
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connect(pauseButton, SIGNAL(clicked()), this, SLOT(pause()));
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pauseButton->setMaximumHeight(40);
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pauseButton->setMaximumWidth(300);
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QGraphicsProxyWidget *buttonProxy = mScene->addWidget(pauseButton);
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buttonProxy->setPos(0, -220);
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// now set up the boundries
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setupBoundries();
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ui->mainGraphicsView->setScene(mScene);
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ui->mainGraphicsView->show();
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mPacman->setPos(20,-8);
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// declare our update timer
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mUpdateTimer = new QTimer(this);
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connect(mUpdateTimer, SIGNAL(timeout()), this, SLOT(updateGraphics()));
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mUpdateTimer->start(250);
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// connect the accelerometer to the readingChanged signal
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connect(mAccelerometer, SIGNAL(readingChanged()), this, SLOT(updateReading()));
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//mPlayer = new QMediaPlayer;
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QMediaResource res(QUrl::fromLocalFile(":/media/pacman_intro.wav"));
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QString codec = res.audioCodec();
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QAudioFormat format;
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// Set up the format, eg.
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format.setFrequency(8000);
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format.setChannels(1);
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format.setSampleSize(8);
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format.setCodec("audio/pcm");
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format.setByteOrder(QAudioFormat::LittleEndian);
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format.setSampleType(QAudioFormat::UnSignedInt);
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QAudioDeviceInfo info(QAudioDeviceInfo::defaultOutputDevice());
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if (!info.isFormatSupported(format)) {
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//qWarning()<<"raw audio format not supported by backend, cannot play audio.";
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return;
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}
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// file.setFileName(":/media/pacman_intro.wav");
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// file.open(QIODevice::ReadOnly);
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// int size = file.size();
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// mAudio = new QAudioOutput(format, this);
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// file.setParent(mAudio);
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// mAudio->start(&file);
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// QSound::play(":/media/pacman_intro.wav");
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// mPlayer->setMedia(QUrl::fromLocalFile(":/media/intro.mp3"));
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//int leg = mPlayer->duration();
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// mPlayer->setVolume(100);
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//mPlayer->play();
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mNumHits = 1;
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}
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MainWindow::~MainWindow()
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{
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delete ui;
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}
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void MainWindow::updateGraphics() {
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if (mPause || mNumHits > 1)
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return;
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if (!bIsMoving)
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return;
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switch (mPacState) {
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case 0:
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mPacman->setSpanAngle(5700);
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break;
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case 1:
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mPacman->setSpanAngle(4500);
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break;
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case 2:
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mPacman->setSpanAngle(4000);
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break;
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default:
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break;
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}
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mPacState += 1;
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if (mPacState == 2)
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mPacState = 0;
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}
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void MainWindow::updateReading() {
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if (mPause)
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return;
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mNumHits = mPacman->collidingItems().count();
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if (mNumHits == 1)
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mLastPt = mPacman->pos();
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xAxis = (xAxis + mAccelerometer->reading()->x()) / 2;
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yAxis = (yAxis + mAccelerometer->reading()->y()) / 2;
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QPointF pt = mPacman->pos();
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pt.setX(pt.x()-xAxis);
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pt.setY(pt.y()+yAxis);
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if (pt.x()<-103)
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pt.setX(-103);
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else if (pt.x()>180)
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pt.setX(180);
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if (pt.y()<-156)
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pt.setY(-156);
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else if (pt.y()>145)
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pt.setY(145);
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QList<QGraphicsItem*> itemList = mScene->items();
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int itemCount = itemList.count();
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bool contains = false;
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for (int i=0;i < itemCount; i++) {
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QGraphicsItem *item = itemList.at(i);
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if (item->contains(pt))
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contains = true;
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}
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if (mNumHits == 1) {
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mPacman->setPos(pt);
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}
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else
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mPacman->setPos(mLastPt);
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}
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void MainWindow::pause() {
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mPause = !mPause;
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if (mPause)
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pauseButton->setText("Play");
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else
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pauseButton->setText("Pause");
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}
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void MainWindow::statusChanged(QMediaPlayer::MediaStatus status) {
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switch (status) {
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case QMediaPlayer::LoadedMedia:
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mPlayer->play();
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break;
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default:
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break;
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}
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}
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void MainWindow::setupBoundries() {
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// borders
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QGraphicsRectItem *mRect1 = new QGraphicsRectItem(0,0,82,11);
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mRect1->setBrush(QBrush(Qt::transparent));
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mScene->addItem(mRect1);
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mRect1->setPos(5,14);
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mRect1 = new QGraphicsRectItem(0,0,11,46);
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mRect1->setBrush(QBrush(Qt::transparent));
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mScene->addItem(mRect1);
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mRect1->setPos(40,15);
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mRect1 = new QGraphicsRectItem(0,0,82,11);
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mRect1->setBrush(QBrush(Qt::transparent));
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mScene->addItem(mRect1);
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mRect1->setPos(5,91);
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mRect1 = new QGraphicsRectItem(0,0,11,46);
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mRect1->setBrush(QBrush(Qt::transparent));
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mScene->addItem(mRect1);
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mRect1->setPos(40,92);
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//
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mRect1 = new QGraphicsRectItem(0,0,47,11);
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mRect1->setBrush(QBrush(Qt::transparent));
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mScene->addItem(mRect1);
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mRect1->setPos(-47,-136);
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mRect1 = new QGraphicsRectItem(0,0,50,11);
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mRect1->setBrush(QBrush(Qt::transparent));
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mScene->addItem(mRect1);
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mRect1->setPos(88,-136);
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// center square
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mRect1 = new QGraphicsRectItem(0,0,57,35);
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mRect1->setBrush(QBrush(Qt::transparent));
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mScene->addItem(mRect1);
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mRect1->setPos(17,-46);
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mRect1 = new QGraphicsRectItem(0,0,11,55);
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mRect1->setBrush(QBrush(Qt::transparent));
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mScene->addItem(mRect1);
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mRect1->setPos(40,-160);
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mRect1 = new QGraphicsRectItem(0,0,11,46);
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mRect1->setBrush(QBrush(Qt::transparent));
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mScene->addItem(mRect1);
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mRect1->setPos(-82,-131);
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mRect1 = new QGraphicsRectItem(0,0,11,46);
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mRect1->setBrush(QBrush(Qt::transparent));
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mScene->addItem(mRect1);
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mRect1->setPos(160,-131);
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mRect1 = new QGraphicsRectItem(0,0,11,64);
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mRect1->setBrush(QBrush(Qt::transparent));
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mScene->addItem(mRect1);
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mRect1->setPos(-67,-60);
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mRect1 = new QGraphicsRectItem(0,0,11,64);
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mRect1->setBrush(QBrush(Qt::transparent));
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mScene->addItem(mRect1);
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mRect1->setPos(153,-60);
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mRect1 = new QGraphicsRectItem(0,0,11,48);
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mRect1->setBrush(QBrush(Qt::transparent));
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mScene->addItem(mRect1);
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mRect1->setPos(-22,-85);
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mRect1 = new QGraphicsRectItem(0,0,11,48);
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mRect1->setBrush(QBrush(Qt::transparent));
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mScene->addItem(mRect1);
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mRect1->setPos(103,-85);
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mRect1 = new QGraphicsRectItem(0,0,11,48);
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mRect1->setBrush(QBrush(Qt::transparent));
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mScene->addItem(mRect1);
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mRect1->setPos(-27,45);
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mRect1 = new QGraphicsRectItem(0,0,11,48);
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mRect1->setBrush(QBrush(Qt::transparent));
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mScene->addItem(mRect1);
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mRect1->setPos(108,45);
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mRect1 = new QGraphicsRectItem(0,0,11,48);
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mRect1->setBrush(QBrush(Qt::transparent));
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mScene->addItem(mRect1);
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mRect1->setPos(-71,93);
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mRect1 = new QGraphicsRectItem(0,0,11,48);
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mRect1->setBrush(QBrush(Qt::transparent));
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mScene->addItem(mRect1);
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mRect1->setPos(158,95);
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mRect1 = new QGraphicsRectItem(0,0,47,11);
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mRect1->setBrush(QBrush(Qt::transparent));
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mScene->addItem(mRect1);
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mRect1->setPos(-63,43);
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mRect1 = new QGraphicsRectItem(0,0,47,11);
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mRect1->setBrush(QBrush(Qt::transparent));
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mScene->addItem(mRect1);
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mRect1->setPos(108,45);
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mRect1 = new QGraphicsRectItem(0,0,47,12);
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mRect1->setBrush(QBrush(Qt::transparent));
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mScene->addItem(mRect1);
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mRect1->setPos(-70,128);
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mRect1 = new QGraphicsRectItem(0,0,47,11);
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mRect1->setBrush(QBrush(Qt::transparent));
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mScene->addItem(mRect1);
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mRect1->setPos(122,132);
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mRect1 = new QGraphicsRectItem(0,0,47,12);
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mRect1->setBrush(QBrush(Qt::transparent));
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mScene->addItem(mRect1);
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mRect1->setPos(-23,-85);
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mRect1 = new QGraphicsRectItem(0,0,47,12);
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mRect1->setBrush(QBrush(Qt::transparent));
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mScene->addItem(mRect1);
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mRect1->setPos(67,-85);
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}
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