virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *mouseEvent);
virtual void mousePressEvent(QGraphicsSceneMouseEvent *mouseEvent);
virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *mouseEvent);
virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *mouseEvent);
virtual void mousePressEvent(QGraphicsSceneMouseEvent *mouseEvent);
virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *mouseEvent);
// calls to QChatScene::sceneRect() are very expensive. As we manage the scenerect ourselves
// we store the size in a member variable.
QRectF _sceneRect;
// calls to QChatScene::sceneRect() are very expensive. As we manage the scenerect ourselves
// we store the size in a member variable.
QRectF _sceneRect;