GNU Radio Manual and C++ API Reference 3.10.3.0
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 *
5 * This file is part of GNU Radio
6 *
7 * SPDX-License-Identifier: GPL-3.0-or-later
8 *
9 */
10
11#ifndef PLOT_TIMERASTER_H
12#define PLOT_TIMERASTER_H
13
15#include <qglobal.h>
16#include <qwt_plot_rasteritem.h>
17
18#if QWT_VERSION >= 0x060000
19#include <qsize.h>
20#include <qwt_interval.h>
21
22typedef QwtInterval QwtDoubleInterval;
23#endif
24
25class QwtColorMap;
26
27/*!
28 * \brief A plot item, which displays a time raster.
29 * \ingroup qtgui_blk
30 *
31 * \details
32 * A time raster displays three-dimensional data, where the 3rd dimension
33 * (the intensity) is displayed using colors. The colors are calculated
34 * from the values using a color map.
35 *
36 * \sa QwtRasterData, QwtColorMap
37 */
38class PlotTimeRaster : public QwtPlotRasterItem
39{
40public:
41 explicit PlotTimeRaster(const QString& title = QString());
42 ~PlotTimeRaster() override;
43
44 const TimeRasterData* data() const;
45
47
48 void setColorMap(const QwtColorMap* map);
49
50 const QwtColorMap& colorMap() const;
51
52#if QWT_VERSION < 0x060000
53 virtual QwtDoubleRect boundingRect() const;
54 virtual QSize rasterHint(const QwtDoubleRect&) const;
55 virtual QwtDoubleInterval interval(Qt::Axis ax) const;
56#else
57 QwtInterval interval(Qt::Axis ax) const override;
58#endif
59
60 int rtti() const override;
61
62protected:
63#if QWT_VERSION < 0x060000
64 QImage renderImage(const QwtScaleMap& xMap,
65 const QwtScaleMap& yMap,
66 const QwtDoubleRect& rect) const;
67#else
68 QImage renderImage(const QwtScaleMap& xMap,
69 const QwtScaleMap& yMap,
70 const QRectF& rect,
71 const QSize& size = QSize(0, 0)) const override;
72#endif
73
74private:
75 class PrivateData;
76 PrivateData* d_data;
77};
78
79#endif
A plot item, which displays a time raster.
Definition: plot_raster.h:39
void setData(TimeRasterData *data)
void setColorMap(const QwtColorMap *map)
QImage renderImage(const QwtScaleMap &xMap, const QwtScaleMap &yMap, const QwtDoubleRect &rect) const
PlotTimeRaster(const QString &title=QString())
virtual QwtDoubleInterval interval(Qt::Axis ax) const
virtual QSize rasterHint(const QwtDoubleRect &) const
~PlotTimeRaster() override
virtual QwtDoubleRect boundingRect() const
int rtti() const override
const QwtColorMap & colorMap() const
const TimeRasterData * data() const
Definition: timeRasterGlobalData.h:24
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,...