main.cpp

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// ======================================================================
//  main.cpp
// ======================================================================
//                   This file is a part of the book 
//             "Qt 5.10 Professional programming with C++"
//                       http://qt-book.com
// ======================================================================
//  Copyright (c) 2017 by Max Schlee
// ======================================================================

#include <QtWidgets>

// ----------------------------------------------------------------------
int main(int argc, char** argv)
{
    QApplication   app(argc, argv);
    QGraphicsScene scene(QRectF(-100, -100, 300, 300));
    QGraphicsView  view(&scene);

    QGraphicsRectItem* pRectItem = 
        scene.addRect(QRectF(-30, -30, 120, 80), 
                      QPen(Qt::black), 
                      QBrush(Qt::green)
                     );
    pRectItem->setFlags(QGraphicsItem::ItemIsMovable);

    QGraphicsPixmapItem* pPixmapItem = 
        scene.addPixmap(QPixmap(":/haus.jpg"));
    pPixmapItem->setFlags(QGraphicsItem::ItemIsMovable);

    QGraphicsTextItem* pTextItem = 
        scene.addText("Move us with your mouse");
    pTextItem->setFlags(QGraphicsItem::ItemIsMovable);

    QGraphicsLineItem* pLineItem = 
        scene.addLine(QLineF(-10, -10, -80, -80), QPen(Qt::red, 2));
    pLineItem->setFlags(QGraphicsItem::ItemIsMovable);

    view.show();
  
    return app.exec();
}