#ifndef METERWIDGET_H #define METERWIDGET_H #include #include #include class MeterWidget : public QWidget { Q_OBJECT public: explicit MeterWidget(QWidget *parent = 0); signals: public slots: void setValue(int value); private: QQueue signalQueue; int m_signal; int m_sigPeak; protected: void paintEvent( QPaintEvent * ); }; #endif // METERWIDGET_H