#ifndef CHARTWIDGET_H #define CHARTWIDGET_H #include #include QTCOMMERCIALCHART_USE_NAMESPACE class ChartWidget : public QChartView { Q_OBJECT public: ChartWidget(QWidget *parent = 0); protected: void mousePressEvent(QMouseEvent *event); void mouseMoveEvent(QMouseEvent *event); void mouseReleaseEvent(QMouseEvent *event); void keyPressEvent(QKeyEvent *event); private: bool rubberBandIsShown; QRubberBand m_rubberBand; QPoint m_origin; }; #endif