public void second() {
// ! [1]
QGraphicsScene scene = new QGraphicsScene();
scene.addRect(0d, 0d, 50d, 50d);
QPrinter printer = new QPrinter(QPrinter.PrinterMode.HighResolution);
printer.setPageSize(QPrinter.PageSize.A4);
QPainter painter = new QPainter(printer);
scene.render(painter);
// ! [1]
int depth = 0;
// ! [2]
QSizeF segmentSize = sceneRect().size().divide(java.lang.Math.pow(2, depth - 1));
// ! [2]
}
