inline qreal width() const { return _width; }
inline QRectF boundingRect() const { return QRectF(0, 0, _width, scene()->height()); }
void setXPos(qreal xpos);
inline qreal width() const { return _width; }
inline QRectF boundingRect() const { return QRectF(0, 0, _width, scene()->height()); }
void setXPos(qreal xpos);