int sectionByScenePos(int x);
inline int sectionByScenePos(const QPoint &pos) { return sectionByScenePos(pos.x()); }
inline bool isSingleBufferScene() const { return _singleBufferScene; }
int sectionByScenePos(int x);
inline int sectionByScenePos(const QPoint &pos) { return sectionByScenePos(pos.x()); }
inline bool isSingleBufferScene() const { return _singleBufferScene; }