#include <qmainwindow.h> class Plot; class SettingsEditor; class QwtPolarPanner; class QwtPolarMagnifier; class MainWindow : public QMainWindow { Q_OBJECT public: MainWindow(QWidget *parent = NULL); private slots: void enableZoomMode(bool on); void print(); void exportSVG(); private: Plot *d_plot; QwtPolarPanner *d_panner; QwtPolarMagnifier *d_zoomer; SettingsEditor *d_settingsEditor; };