#include <qmainwindow.h> #include <qwt_polygon.h> class QwtPlotZoomer; class QwtPlotPicker; class QwtPlotPanner; class BodePlot; class MainWin : public QMainWindow { Q_OBJECT public: MainWin(QWidget *parent = 0); private slots: void moved(const QPoint &); void selected(const QwtPolygon &); void print(); void exportSVG(); void enableZoomMode(bool); private: void showInfo(QString text = QString::null); BodePlot *d_plot; QwtPlotZoomer *d_zoomer[2]; QwtPlotPicker *d_picker; QwtPlotPanner *d_panner; };