spectrogram_plot.h

Go to the documentation of this file.

/* -*- c++ -*- */
/*
 * Copyright 2014 Communications Engineering Lab, KIT.
 *
 * This 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.
 *
 * This software 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 this software; see the file COPYING.  If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street,
 * Boston, MA 02110-1301, USA.
 */
 
#include <complex>
 
#include <QApplication>
#include <QTimer>
#include <QWidget>
 
#include <qwt_color_map.h>
#include <qwt_interval.h>
#include <qwt_matrix_raster_data.h>
#include <qwt_plot.h>
#include <qwt_plot_spectrogram.h>
#include <qwt_scale_widget.h>
 
namespace gr {
namespace radar {
 
class spectrogram_plot : public QWidget
{
    Q_OBJECT
 
public:
    spectrogram_plot(int interval,
                     int vlen,
                     std::vector<float>* buffer,
                     std::string label_x,
                     std::string label_y,
                     std::string label,
                     std::vector<float> axis_x,
                     std::vector<float> axis_y,
                     std::vector<float> axis_z,
                     bool autoscale_z,
                     QWidget* parent = 0);
    ~spectrogram_plot();
 
private:
    int d_interval, d_vlen;
    std::vector<float> d_axis_x, d_axis_y, d_axis_z;
    std::vector<float>* d_buffer;
    bool d_autoscale_z;
    QTimer* d_timer;
 
    QwtPlot* d_plot;
    QwtPlotSpectrogram* d_spectrogram;
    QwtMatrixRasterData* d_data;
    QwtLinearColorMap* d_colormap;
    QwtScaleWidget* d_scale;
 
    QVector<double> d_plot_data;
 
protected:
    void resizeEvent(QResizeEvent* event);
 
public slots:
    void refresh();
};
} // namespace radar
} // namespace gr