#ifndef MYVIEW_H #define MYVIEW_H #include class MyView : public QGraphicsView { Q_OBJECT public: explicit MyView(QWidget *parent = 0); void ZoomOut(void); void ZoomIn(void); //char getzoomRatio(){return zoomRatio;} private: char zoomRatio; signals: public slots: protected : // void wheelEvent(QWheelEvent *event); // void mousePressEvent(QMouseEvent *event); void keyPressEvent(QKeyEvent *event); }; #endif // MYVIEW_H