src/gui_class.h


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#ifndef GUI_CLASS__H
#define GUI_CLASS__H

#include <cmath>
#include <vector>
#include <valarray>
#include <QApplication>
#include <QTextEdit>
#include <QtGui>
#include <QLabel>

#include <qwt_plot.h>
#include <qwt_plot_curve.h>
#include <qwt_plot_grid.h>

#include <QDoubleSpinBox>
#include <QGroupBox>
#include <QGridLayout>
#include <QPushButton>

class myWindow;        // forward reference
class indicator;

////////////////////////////////////////
class myPlot : public QwtPlot {
public:
  std::vector<QwtPlotCurve*> curve;
  QwtPlotGrid grid;
  int divsPerUnit;
  int need_replot;

  myPlot(const QString);
// the following could be a slot, but doesn't need to be
  void setReading(const int, const double, const double,
                        const double, const double);
  int assign_curve();
  void flush();
};

////////////////////////////////////////
class scaleBoxer : public QDoubleSpinBox {
public:
  indicator* parent;
  virtual void stepBy(int);

  scaleBoxer(indicator* parent);
};

////////////////////////////////////////
class indicator : public QWidget {

  Q_OBJECT;

// Note: Q_SLOTS is #defined to be nothing.
// Slots are handlers for inbound signals.
public Q_SLOTS:
  void setIndication(const double, const double, const double, const double);

public:
  QGroupBox* group;
  QGridLayout* layout;
  QLabel* rpLabel;
  QDoubleSpinBox* rpBox;
  QLabel* ipLabel;
  QDoubleSpinBox* ipBox;
  QLabel* magLabel;
  QDoubleSpinBox* magBox;
  QLabel* phaseLabel;
  QDoubleSpinBox* phaseBox;
  QLabel* scaleLabel;
  scaleBoxer* scaleBox;
  myPlot* plot;
  int plotcur;          // which "curve" to use within the plot
  int locker;

  indicator(myPlot* plot, int locker = 0);
  void setDecim(const double newval);
};

////////////////////////////////////////
class blockOfIndicators : public QWidget {
public:
  QGroupBox* group;
  QVBoxLayout* layout;

  blockOfIndicators(myWindow*, myPlot*);
};

////////////////////////////////////////
class rslt_panel : public QWidget {
public:
  myWindow* topWin;
  QGroupBox* group;
  QHBoxLayout* layout;
  blockOfIndicators* block;
  myPlot* plot;

  rslt_panel(myWindow*);
};

////////////////////////////////////////
class entrails_grouper : public QWidget {

    Q_OBJECT

public Q_SLOTS:
  void VoChanged(double);
  void ViChanged(double);
  void rateChanged(double);
  void timeShiftChanged(double);
  void phaseShiftChanged(double);
  void tweakButtonClicked();

public:
  myWindow* topwin;
  QGroupBox* group;
  QVBoxLayout* layout;

  QLabel* VoCalLabel;
  QDoubleSpinBox* VoCalBox;
  QLabel* ViCalLabel;
  QDoubleSpinBox* ViCalBox;

  QLabel* rateLabel;
  QDoubleSpinBox* rateBox;              // goal rate

  QLabel* actRateLabel;
  QDoubleSpinBox* actRateBox;           // actual rate
  QLabel* pcmLabel;
  QDoubleSpinBox* pcmBox;
  QLabel* timeShiftLabel;
  QDoubleSpinBox* timeShiftBox;             // loopback time delay
  QLabel* phaseShiftLabel;
  QDoubleSpinBox* phaseShiftBox;               // loopback phase lag
  QPushButton* tweakButton;

  static const int tweakSize = 10;
  std::valarray<double> tweakFreq;
  std::valarray<double> tweakPhase;
  unsigned int tweakPtr;
  unsigned int howmany;

  entrails_grouper(myWindow*);
};

////////////////////////////////////////
class refOut_grouper : public QWidget {
    Q_OBJECT

public Q_SLOTS:
  void freqChanged(double);
  void ampChanged(double);

public:
  myWindow* topwin;
  QGroupBox* group;
  QVBoxLayout* layout;
  QLabel* freqLabel;
  QDoubleSpinBox* freqBox;              // goal frequency
  QLabel* actFreqLabel;
  QDoubleSpinBox* actFreqBox;           // actual frequency
  QLabel* dBLabel;
  QDoubleSpinBox* dBBox;                // amplitude in dB
  QLabel* VLabel;
  QDoubleSpinBox* VBox;                 // amplitude in V

  refOut_grouper(myWindow*);
};

////////////////////////////////////////
class ctrl_column : public QWidget {
  Q_OBJECT;
public:
  QGroupBox* group;
  QVBoxLayout* layout;
  refOut_grouper* refOutGroup;
  entrails_grouper* entrailsGroup;

  ctrl_column(myWindow* _parent);
// hack
// something trivial we can instantiate, to persuade the compiler to
// instantiate (emit) "vtables" for everything in this file:
  ctrl_column(int){};
};

//////////////////////////////////////

class timer : public QWidget{
public:
  timer(QWidget *parent = 0);
  void timerEvent(QTimerEvent *event);
};

////////////////////////////////////////
class myWindow : public QWidget {
  Q_OBJECT

public:
  myWindow();
  QHBoxLayout* topLayout;

  QDoubleSpinBox* updRateBox;
  QLabel* updRateLabel;

  static const int numRsltPanels = 1;
  ctrl_column* ctrlCol;
  rslt_panel* rsltPanel[numRsltPanels];
  std::vector<indicator*> ndc8r;
  timer* frameTimer;

  void actualFreqs();

public slots:
  void flush();
};

#endif /* GUI_CLASS__H */