source: ntrip/trunk/BNC/qwt/qwt_compass_rose.h@ 10270

Last change on this file since 10270 was 9383, checked in by stoecker, 4 years ago

update to qwt verion 6.1.1 to fix build with newer Qt5

File size: 2.1 KB
Line 
1/* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************
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
10#ifndef QWT_COMPASS_ROSE_H
11#define QWT_COMPASS_ROSE_H 1
12
13#include "qwt_global.h"
14#include <qpalette.h>
15
16class QPainter;
17
18/*!
19 \brief Abstract base class for a compass rose
20*/
21class QWT_EXPORT QwtCompassRose
22{
23public:
24 //! Destructor
25 virtual ~QwtCompassRose() {};
26
27 //! Assign a palette
28 virtual void setPalette( const QPalette &p )
29 {
30 d_palette = p;
31 }
32
33 //! \return Current palette
34 const QPalette &palette() const
35 {
36 return d_palette;
37 }
38
39 /*!
40 Draw the rose
41
42 \param painter Painter
43 \param center Center point
44 \param radius Radius of the rose
45 \param north Position
46 \param colorGroup Color group
47 */
48 virtual void draw( QPainter *painter,
49 const QPointF &center, double radius, double north,
50 QPalette::ColorGroup colorGroup = QPalette::Active ) const = 0;
51
52private:
53 QPalette d_palette;
54};
55
56/*!
57 \brief A simple rose for QwtCompass
58*/
59class QWT_EXPORT QwtSimpleCompassRose: public QwtCompassRose
60{
61public:
62 QwtSimpleCompassRose( int numThorns = 8, int numThornLevels = -1 );
63 virtual ~QwtSimpleCompassRose();
64
65 void setWidth( double );
66 double width() const;
67
68 void setNumThorns( int );
69 int numThorns() const;
70
71 void setNumThornLevels( int );
72 int numThornLevels() const;
73
74 void setShrinkFactor( double factor );
75 double shrinkFactor() const;
76
77 virtual void draw( QPainter *, const QPointF &center, double radius,
78 double north, QPalette::ColorGroup = QPalette::Active ) const;
79
80 static void drawRose( QPainter *, const QPalette &,
81 const QPointF &center, double radius, double north, double width,
82 int numThorns, int numThornLevels, double shrinkFactor );
83
84private:
85 class PrivateData;
86 PrivateData *d_data;
87};
88
89#endif
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