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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 INCLUDED_QTGUI_WATERFALL_SINK_C_H
#define INCLUDED_QTGUI_WATERFALL_SINK_C_H
#ifdef ENABLE_PYTHON
#include <Python.h>
#endif
#include <gnuradio/qtgui/api.h>
#include <gnuradio/sync_block.h>
#include <qapplication.h>
#include <gnuradio/filter/firdes.h>
namespace gr {
namespace qtgui {
/*!
* \brief A graphical sink to display multiple signals on a
* waterfall (spectrogram) plot.
* \ingroup instrumentation_blk
* \ingroup qtgui_blk
*
* \details
* This is a QT-based graphical sink the takes set of a complex
* streams and plots a waterfall (spectrogram) plot.
*
* Note that unlike the other qtgui sinks, this one does not
* support multiple input streams. We have yet to figure out a
* good way to display multiple, independent signals on this kind
* of a plot. If there are any suggestions or examples of this, we
* would love to see them. Otherwise, to display multiple signals
* here, it's probably best to sum the signals together and
* connect that here.
*/
class QTGUI_API waterfall_sink_c : virtual public sync_block
{
public:
// gr::qtgui::waterfall_sink_c::sptr
typedef boost::shared_ptr<waterfall_sink_c> sptr;
/*!
* \brief Build a complex waterfall sink.
*
* \param size size of the FFT to compute and display
* \param wintype type of window to apply (see gnuradio/filter/firdes.h)
* \param fc center frequency of signal (use for x-axis labels)
* \param bw bandwidth of signal (used to set x-axis labels)
* \param name title for the plot
* \param nconnections number of signals to be connected to the sink
* \param parent a QWidget parent object, if any
*/
static sptr make(int size, int wintype,
double fc, double bw,
const std::string &name,
int nconnections=1,
QWidget *parent=NULL);
virtual void exec_() = 0;
virtual QWidget* qwidget() = 0;
#ifdef ENABLE_PYTHON
virtual PyObject* pyqwidget() = 0;
#else
virtual void* pyqwidget() = 0;
#endif
virtual void clear_data() = 0;
virtual void set_fft_size(const int fftsize) = 0;
virtual int fft_size() const = 0;
virtual void set_fft_average(const float fftavg) = 0;
virtual float fft_average() const = 0;
virtual void set_fft_window(const gr::filter::firdes::win_type win) = 0;
virtual gr::filter::firdes::win_type fft_window() = 0;
virtual void set_frequency_range(const double centerfreq,
const double bandwidth) = 0;
virtual void set_intensity_range(const double min,
const double max) = 0;
virtual void set_update_time(double t) = 0;
virtual void set_title(const std::string &title) = 0;
virtual void set_line_label(int which, const std::string &line) = 0;
virtual void set_line_alpha(int which, double alpha) = 0;
virtual void set_color_map(int which, const int color) = 0;
virtual std::string title() = 0;
virtual std::string line_label(int which) = 0;
virtual double line_alpha(int which) = 0;
virtual int color_map(int which) = 0;
virtual void set_size(int width, int height) = 0;
virtual void auto_scale() = 0;
virtual double min_intensity(int which) = 0;
virtual double max_intensity(int which) = 0;
virtual void enable_menu(bool en=true) = 0;
virtual void enable_grid(bool en=true) = 0;
QApplication *d_qApplication;
};
} /* namespace qtgui */
} /* namespace gr */
#endif /* INCLUDED_QTGUI_WATERFALL_SINK_C_H */
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