double width = this.boundingRect().width();
width = Math.floor(width / scene.tileSize);
double height = this.boundingRect().height();
height = Math.floor(height / scene.tileSize);
QPointF p = rect.bottomRight();
//p.setX((fpScene.device.getColumns() - width) * fpScene.tileSize);
//p.setY((fpScene.device.getRows() - height) * fpScene.tileSize);
p.setX((scene.cols - width) * scene.tileSize);
p.setY((scene.rows - height) * scene.tileSize);