- virtual void mousePressEvent(QGraphicsSceneMouseEvent *event);
- virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
- virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
+ void mousePressEvent(QGraphicsSceneMouseEvent *event);
+ void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
+ void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);