/usr/include/gnuradio/qtgui/HistogramDisplayPlot.h is in gnuradio-dev 3.7.9.1-2ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/*
* Copyright 2013 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 HISTOGRAM_DISPLAY_PLOT_H
#define HISTOGRAM_DISPLAY_PLOT_H
#include <stdint.h>
#include <cstdio>
#include <vector>
#include <gnuradio/qtgui/DisplayPlot.h>
/*!
* \brief QWidget for displaying time domain plots.
* \ingroup qtgui_blk
*/
class HistogramDisplayPlot: public DisplayPlot
{
Q_OBJECT
public:
HistogramDisplayPlot(int nplots, QWidget*);
virtual ~HistogramDisplayPlot();
void plotNewData(const std::vector<double*> dataPoints,
const int64_t numDataPoints, const double timeInterval);
void replot();
public slots:
void setAutoScale(bool state);
void setAutoScaleX();
void setSemilogx(bool en);
void setSemilogy(bool en);
void setAccumulate(bool en);
bool getAccumulate() const;
void setMarkerAlpha(int which, int alpha);
int getMarkerAlpha(int which) const;
void setLineColor(int which, QColor color);
void setNumBins(int bins);
void setXaxis(double min, double max);
void clear();
private:
void _resetXAxisPoints(double left, double right);
void _autoScaleY(double bottom, double top);
double* d_xdata;
std::vector<double*> d_ydata;
int d_bins;
bool d_accum;
double d_xmin, d_xmax, d_left, d_right;
double d_width;
bool d_semilogx;
bool d_semilogy;
bool d_autoscalex_state;
};
#endif /* HISTOGRAM_DISPLAY_PLOT_H */
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