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/* -*- c++ -*- */
/*
* Copyright 2012 Free Software Foundation, Inc.
*
* This file is part of GNU Radio
*
* SPDX-License-Identifier: GPL-3.0-or-later
*
*/
#ifndef FREQ_DISPLAY_FORM_H
#define FREQ_DISPLAY_FORM_H
#include <gnuradio/fft/window.h>
#include <gnuradio/qtgui/FrequencyDisplayPlot.h>
#include <gnuradio/qtgui/spectrumUpdateEvents.h>
#include <QtGui/QtGui>
#include <vector>
#include <gnuradio/qtgui/displayform.h>
class FreqControlPanel;
/*!
* \brief DisplayForm child for managing frequency (PSD) plots.
* \ingroup qtgui_blk
*/
class FreqDisplayForm : public DisplayForm
{
Q_OBJECT
public:
FreqDisplayForm(int nplots = 1, QWidget* parent = 0);
~FreqDisplayForm() override;
FrequencyDisplayPlot* getPlot() override;
int getFFTSize() const;
float getFFTAverage() const;
gr::fft::window::win_type getFFTWindowType() const;
// Trigger methods
gr::qtgui::trigger_mode getTriggerMode() const;
float getTriggerLevel() const;
int getTriggerChannel() const;
std::string getTriggerTagKey() const;
// returns the frequency that was last double-clicked on by the user
float getClickedFreq() const;
// checks if there was a double-click event; reset if there was
bool checkClicked();
const int MIN_FFT_SIZE = 32;
const int MAX_FFT_SIZE = 32768;
const int FFT_DEFAULT_SIZE = 1024;
public slots:
void customEvent(QEvent* e) override;
void setSampleRate(const QString& samprate) override;
void setFFTSize(const int);
void setFFTAverage(const float);
void setFFTWindowType(const gr::fft::window::win_type);
void setFrequencyRange(const double centerfreq, const double bandwidth);
void setYaxis(double min, double max);
void setYLabel(const std::string& label, const std::string& unit = "");
void setYMax(const QString& m);
void setYMin(const QString& m);
void autoScale(bool en) override;
void autoScaleShot();
void setPlotPosHalf(bool half);
void clearMaxHold();
void clearMinHold();
// Trigger slots
void updateTrigger(gr::qtgui::trigger_mode mode);
void setTriggerMode(gr::qtgui::trigger_mode mode);
void setTriggerLevel(QString s);
void setTriggerLevel(float level);
void setTriggerChannel(int chan);
void setTriggerTagKey(QString s);
void setTriggerTagKey(const std::string& s);
void setupControlPanel(bool en);
void setupControlPanel();
void teardownControlPanel();
void notifyYAxisPlus();
void notifyYAxisMinus();
void notifyYRangePlus();
void notifyYRangeMinus();
void notifyFFTSize(const QString& s);
void notifyFFTWindow(const QString& s);
void notifyMaxHold(bool en);
void notifyMinHold(bool en);
void notifyTriggerMode(const QString& mode);
void notifyTriggerLevelPlus();
void notifyTriggerLevelMinus();
signals:
void signalFFTSize(int size);
void signalFFTWindow(gr::fft::window::win_type win);
void signalClearMaxData();
void signalClearMinData();
void signalSetMaxFFTVisible(bool en);
void signalSetMinFFTVisible(bool en);
void signalTriggerMode(gr::qtgui::trigger_mode mode);
void signalTriggerLevel(float level);
void signalReplot();
private slots:
void newData(const QEvent* updateEvent) override;
void onPlotPointSelected(const QPointF p) override;
private:
QIntValidator* d_int_validator;
double d_samp_rate, d_center_freq;
int d_fftsize;
float d_fftavg;
gr::fft::window::win_type d_fftwintype;
double d_units;
bool d_clicked;
double d_clicked_freq;
FFTAverageMenu* d_avgmenu;
FFTWindowMenu* d_winmenu;
QAction *d_minhold_act, *d_maxhold_act;
QMenu* d_triggermenu;
TriggerModeMenu* d_tr_mode_menu;
PopupMenu* d_tr_level_act;
TriggerChannelMenu* d_tr_channel_menu;
PopupMenu* d_tr_tag_key_act;
gr::qtgui::trigger_mode d_trig_mode;
float d_trig_level;
int d_trig_channel;
std::string d_trig_tag_key;
QAction* d_controlpanelmenu;
FreqControlPanel* d_controlpanel;
};
#endif /* FREQ_DISPLAY_FORM_H */
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