QWT 7.0.1
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qwt_plot_spectrocurve.h
1/******************************************************************************
2 * Qwt Widget Library
3 * Copyright (C) 1997 Josef Wilgen
4 * Copyright (C) 2002 Uwe Rathmann
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the Qwt License, Version 1.0
8 *
9 * Modified by ChenZongYan in 2024 <czy.t@163.com>
10 * Summary of major modifications (see ChangeLog.md for full history):
11 * 1. CMake build system & C++11 throughout.
12 * 2. Core panner/ zoomer refactored:
13 * - QwtPanner → QwtCachePanner (pixmap-cache version)
14 * - New real-time QwtPlotPanner derived from QwtPicker.
15 * 3. Zoomer supports multi-axis.
16 * 4. Parasite-plot framework:
17 * - QwtFigure, QwtPlotParasiteLayout, QwtPlotTransparentCanvas,
18 * - QwtPlotScaleEventDispatcher, built-in pan/zoom on axis.
19 * 5. New picker: QwtPlotSeriesDataPicker (works with date axis).
20 * 6. Raster & color-map extensions:
21 * - QwtGridRasterData (2-D table + interpolation)
22 * - QwtLinearColorMap::stopColors(), stopPos() API rename.
23 * 7. Bar-chart: expose pen/brush control.
24 * 8. Amalgamated build: single QwtPlot.h / QwtPlot.cpp pair in src-amalgamate.
25 *****************************************************************************/
26
27#ifndef QWT_PLOT_CURVE_3D_H
28#define QWT_PLOT_CURVE_3D_H
29
30#include "qwt_global.h"
31#include "qwt_plot_seriesitem.h"
32
33class QwtColorMap;
34
39class QWT_EXPORT QwtPlotSpectroCurve
40 : public QwtPlotSeriesItem
41 , public QwtSeriesStore< QwtPoint3D >
42{
43 public:
46 {
48 ClipPoints = 1
49 };
50
51 Q_DECLARE_FLAGS( PaintAttributes, PaintAttribute )
52
53 explicit QwtPlotSpectroCurve( const QString& title = QString() );
54 explicit QwtPlotSpectroCurve( const QwtText& title );
55
56 virtual ~QwtPlotSpectroCurve();
57
58 virtual int rtti() const QWT_OVERRIDE;
59
60 void setPaintAttribute( PaintAttribute, bool on = true );
61 bool testPaintAttribute( PaintAttribute ) const;
62
63 void setSamples( const QVector< QwtPoint3D >& );
64 void setSamples( QwtSeriesData< QwtPoint3D >* );
65
66
67 void setColorMap( QwtColorMap* );
68 const QwtColorMap* colorMap() const;
69
70 void setColorRange( const QwtInterval& );
71 QwtInterval& colorRange() const;
72
73 virtual void drawSeries( QPainter*,
74 const QwtScaleMap& xMap, const QwtScaleMap& yMap,
75 const QRectF& canvasRect, int from, int to ) const QWT_OVERRIDE;
76
77 void setPenWidth( double );
78 double penWidth() const;
79
80 protected:
81 virtual void drawDots( QPainter*,
82 const QwtScaleMap& xMap, const QwtScaleMap& yMap,
83 const QRectF& canvasRect, int from, int to ) const;
84
85 private:
86 void init();
87
88 class PrivateData;
89 PrivateData* m_data;
90};
91
92Q_DECLARE_OPERATORS_FOR_FLAGS( QwtPlotSpectroCurve::PaintAttributes )
93
94#endif
Definition qwt_clipper.h:40
QwtColorMap is used to map values into colors.
Definition qwt_color_map.h:56
A class representing an interval.
Definition qwt_interval.h:40
virtual int rtti() const
Return rtti for the specific class represented.
Definition qwt_plot_item.cpp:153
Base class for plot items representing a series of samples.
Definition qwt_plot_seriesitem.h:43
Curve that displays 3D points as dots, where the z coordinate is mapped to a color.
Definition qwt_plot_spectrocurve.h:42
PaintAttribute
Paint attributes.
Definition qwt_plot_spectrocurve.h:46
QwtPoint3D class defines a 3D point in double coordinates.
Definition qwt_point_3d.h:40
A scale map.
Definition qwt_scale_map.h:44
Abstract interface for iterating over samples.
Definition qwt_series_data.h:67
Class storing a QwtSeriesData object.
Definition qwt_series_store.h:96
A class representing a text.
Definition qwt_text.h:69