GNU Radio Manual and C++ API Reference  3.8.5.0
The Free & Open Software Radio Ecosystem
plot_raster.h
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1 /* -*- c++ -*- */
2 /*
3  * Copyright 2012,2013 Free Software Foundation, Inc.
4  *
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22 
23 #ifndef PLOT_TIMERASTER_H
24 #define PLOT_TIMERASTER_H
25 
27 #include <qglobal.h>
28 #include <qwt_plot_rasteritem.h>
29 
30 #if QWT_VERSION >= 0x060000
31 #include <qsize.h>
32 #include <qwt_interval.h>
33 
34 typedef QwtInterval QwtDoubleInterval;
35 #endif
36 
37 class QwtColorMap;
38 
39 /*!
40  * \brief A plot item, which displays a time raster.
41  * \ingroup qtgui_blk
42  *
43  * \details
44  * A time raster displays three-dimensional data, where the 3rd dimension
45  * (the intensity) is displayed using colors. The colors are calculated
46  * from the values using a color map.
47  *
48  * \sa QwtRasterData, QwtColorMap
49  */
50 class PlotTimeRaster : public QwtPlotRasterItem
51 {
52 public:
53  explicit PlotTimeRaster(const QString& title = QString::null);
54  virtual ~PlotTimeRaster();
55 
56  const TimeRasterData* data() const;
57 
59 
60  void setColorMap(const QwtColorMap* map);
61 
62  const QwtColorMap& colorMap() const;
63 
64 #if QWT_VERSION < 0x060000
65  virtual QwtDoubleRect boundingRect() const;
66  virtual QSize rasterHint(const QwtDoubleRect&) const;
67  virtual QwtDoubleInterval interval(Qt::Axis ax) const;
68 #else
69  virtual QwtInterval interval(Qt::Axis ax) const;
70 #endif
71 
72  virtual int rtti() const;
73 
74 protected:
75 #if QWT_VERSION < 0x060000
76  QImage renderImage(const QwtScaleMap& xMap,
77  const QwtScaleMap& yMap,
78  const QwtDoubleRect& rect) const;
79 #else
80  QImage renderImage(const QwtScaleMap& xMap,
81  const QwtScaleMap& yMap,
82  const QRectF& rect,
83  const QSize& size = QSize(0, 0)) const;
84 #endif
85 
86 private:
87  class PrivateData;
88  PrivateData* d_data;
89 };
90 
91 #endif
A plot item, which displays a time raster.
Definition: plot_raster.h:50
void setColorMap(const QwtColorMap *map)
Definition: timeRasterGlobalData.h:35
virtual int rtti() const
virtual QwtDoubleRect boundingRect() const
void setData(TimeRasterData *data)
virtual ~PlotTimeRaster()
const QwtColorMap & colorMap() const
PlotTimeRaster(const QString &title=QString::null)
PMT_API pmt_t map(pmt_t proc(const pmt_t &), pmt_t list)
Apply proc element-wise to the elements of list and returns a list of the results, in order.
virtual QSize rasterHint(const QwtDoubleRect &) const
virtual QwtDoubleInterval interval(Qt::Axis ax) const
QImage renderImage(const QwtScaleMap &xMap, const QwtScaleMap &yMap, const QwtDoubleRect &rect) const
const TimeRasterData * data() const