GNU Radio Manual and C++ API Reference  3.8.5.0
The Free & Open Software Radio Ecosystem
waterfallGlobalData.h
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1 /* -*- c++ -*- */
2 /*
3  * Copyright 2012 Free Software Foundation, Inc.
4  *
5  * This file is part of GNU Radio
6  *
7  * GNU Radio is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
9  * the Free Software Foundation; either version 3, or (at your option)
10  * any later version.
11  *
12  * GNU Radio is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with GNU Radio; see the file COPYING. If not, write to
19  * the Free Software Foundation, Inc., 51 Franklin Street,
20  * Boston, MA 02110-1301, USA.
21  */
22 
23 #ifndef WATERFALL_GLOBAL_DATA_HPP
24 #define WATERFALL_GLOBAL_DATA_HPP
25 
26 #include <inttypes.h>
27 #include <qwt_raster_data.h>
28 
29 #if QWT_VERSION >= 0x060000
30 #include <qwt_interval.h>
31 
32 typedef QwtInterval QwtDoubleInterval;
33 #endif
34 
35 class WaterfallData : public QwtRasterData
36 {
37 public:
38  WaterfallData(const double, const double, const uint64_t, const unsigned int);
39  virtual ~WaterfallData();
40 
41  virtual void reset();
42  virtual void copy(const WaterfallData*);
43 
44  virtual void
45  resizeData(const double, const double, const uint64_t, const int history = 0);
46 
47  virtual QwtRasterData* copy() const;
48 
49 #if QWT_VERSION < 0x060000
50  virtual QwtDoubleInterval range() const;
51  virtual void setRange(const QwtDoubleInterval&);
52 #elif QWT_VERSION >= 0x060200
53  virtual QwtInterval interval(Qt::Axis) const;
54  void setInterval(Qt::Axis, const QwtInterval&);
55 #endif
56 
57  virtual double value(double x, double y) const;
58 
59  virtual uint64_t getNumFFTPoints() const;
60  virtual void addFFTData(const double*, const uint64_t, const int);
61 
62  virtual double* getSpectrumDataBuffer() const;
63  virtual void setSpectrumDataBuffer(const double*);
64 
65  virtual int getNumLinesToUpdate() const;
66  virtual void setNumLinesToUpdate(const int);
67  virtual void incrementNumLinesToUpdate();
68 
69 protected:
70  double* _spectrumData;
71  uint64_t _fftPoints;
72  uint64_t _historyLength;
74 
75 #if QWT_VERSION < 0x060000
76  QwtDoubleInterval _intensityRange;
77 #else
78  QwtInterval _intensityRange;
79 #endif
80 
81 #if QWT_VERSION >= 0x060200
82  QwtInterval d_intervals[3];
83 #endif
84 
85 private:
86 };
87 
88 #endif /* WATERFALL_GLOBAL_DATA_HPP */
virtual void setRange(const QwtDoubleInterval &)
Definition: waterfallGlobalData.h:35
virtual void addFFTData(const double *, const uint64_t, const int)
virtual double * getSpectrumDataBuffer() const
virtual void resizeData(const double, const double, const uint64_t, const int history=0)
virtual QwtDoubleInterval range() const
QwtDoubleInterval _intensityRange
Definition: waterfallGlobalData.h:76
virtual uint64_t getNumFFTPoints() const
virtual QwtRasterData * copy() const
int _numLinesToUpdate
Definition: waterfallGlobalData.h:73
virtual void incrementNumLinesToUpdate()
double * _spectrumData
Definition: waterfallGlobalData.h:70
uint64_t _historyLength
Definition: waterfallGlobalData.h:72
virtual double value(double x, double y) const
virtual void setNumLinesToUpdate(const int)
virtual int getNumLinesToUpdate() const
virtual ~WaterfallData()
virtual void setSpectrumDataBuffer(const double *)
WaterfallData(const double, const double, const uint64_t, const unsigned int)
uint64_t _fftPoints
Definition: waterfallGlobalData.h:71
virtual void reset()