#include <QApplication>
#include <QGraphicsView>
#include <QGraphicsScene>
#include <QGraphicsRectItem>
#include <QGraphicsTextItem>
#include <QGraphicsLayout>

class RectItem : public QGraphicsRectItem
{
public:
    RectItem(const QRectF& rect) : QGraphicsRectItem(rect) {}

    QPainterPath shape() const;
    
    void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
    {
    		painter->setBrush(QBrush(QColor(0, 255, 0, 50)));
        painter->drawRect(rect()); 
    }
};

QPainterPath RectItem::shape() const
{
    QPainterPath path;
    path.addRect(rect());
    return path;
}


int main(int argc, char *argv[])
{
    // Initialization
    QApplication app(argc, argv);

    QGraphicsScene scene;
    QGraphicsView view(&scene);
    view.showFullScreen();
    
    //QGraphicsRectItem rectItem(QRectF(0,0,100,100));
    RectItem rectItem(QRectF(0,0,100,100));
    scene.addItem(&rectItem);
    QGraphicsTextItem textItem(QString("This is too long to fit the rect area"), &rectItem);
    textItem.setPos(0,150);
    rectItem.setFlags(QGraphicsItem::ItemClipsChildrenToShape);

    // Enter event loop
    return app.exec();
}