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/* -*- c++ -*- */
/*
* Copyright 2012 Free Software Foundation, Inc.
*
* This file is part of GNU Radio
*
* GNU Radio is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3, or (at your option)
* any later version.
*
* GNU Radio is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNU Radio; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#ifndef FREQ_DISPLAY_FORM_H
#define FREQ_DISPLAY_FORM_H
#include <gnuradio/qtgui/spectrumUpdateEvents.h>
#include <gnuradio/qtgui/FrequencyDisplayPlot.h>
#include <QtGui/QtGui>
#include <vector>
#include <gnuradio/filter/firdes.h>
#include <gnuradio/qtgui/displayform.h>
/*!
* \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();
FrequencyDisplayPlot* getPlot();
int getFFTSize() const;
float getFFTAverage() const;
gr::filter::firdes::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();
public slots:
void customEvent(QEvent *e);
void setSampleRate(const QString &samprate);
void setFFTSize(const int);
void setFFTAverage(const float);
void setFFTWindowType(const gr::filter::firdes::win_type);
void setFrequencyRange(const double centerfreq,
const double bandwidth);
void setYaxis(double min, double max);
void setYMax(const QString &m);
void setYMin(const QString &m);
void autoScale(bool en);
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);
private slots:
void newData(const QEvent *updateEvent);
void onPlotPointSelected(const QPointF p);
private:
uint64_t d_num_real_data_points;
QIntValidator* d_int_validator;
double d_samp_rate, d_center_freq;
int d_fftsize;
float d_fftavg;
gr::filter::firdes::win_type d_fftwintype;
double d_units;
bool d_clicked;
double d_clicked_freq;
FFTSizeMenu *d_sizemenu;
FFTAverageMenu *d_avgmenu;
FFTWindowMenu *d_winmenu;
QAction *d_clearmin_act, *d_clearmax_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;
};
#endif /* FREQ_DISPLAY_FORM_H */
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