[89] | 1 | /* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************
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| 2 | * Qwt Widget Library
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| 3 | * Copyright (C) 1997 Josef Wilgen
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| 4 | * Copyright (C) 2002 Uwe Rathmann
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| 5 | *
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| 6 | * This library is free software; you can redistribute it and/or
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| 7 | * modify it under the terms of the Qwt License, Version 1.0
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| 8 | *****************************************************************************/
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| 9 |
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| 10 | #ifndef QWT_COMPASS_H
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| 11 | #define QWT_COMPASS_H 1
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| 12 |
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| 13 | #include <qstring.h>
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| 14 | #include <qmap.h>
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| 15 | #include "qwt_dial.h"
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| 16 |
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| 17 | #if defined(QWT_TEMPLATEDLL)
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| 18 |
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| 19 | #if defined(QT_NO_STL) || QT_VERSION < 0x040000 || QT_VERSION > 0x040001
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| 20 | /*
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| 21 | Unfortunately Qt 4.0.0/Qt 4.0.1 contains uncompilable
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| 22 | code in the STL adaptors of qmap.h. The declaration below
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| 23 | instantiates this code resulting in compiler errors.
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| 24 | If you really need the map to be exported, remove the condition above
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| 25 | and fix the qmap.h
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| 26 | */
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| 27 | // MOC_SKIP_BEGIN
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| 28 | template class QWT_EXPORT QMap<double, QString>;
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| 29 | // MOC_SKIP_END
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| 30 | #endif
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| 31 |
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| 32 | #endif
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| 33 |
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| 34 |
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| 35 | class QwtCompassRose;
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| 36 |
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| 37 | /*!
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| 38 | \brief A Compass Widget
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| 39 |
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| 40 | QwtCompass is a widget to display and enter directions. It consists
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| 41 | of a scale, an optional needle and rose.
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| 42 |
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| 43 | \image html dials1.png
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| 44 |
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| 45 | \note The examples/dials example shows how to use QwtCompass.
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| 46 | */
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| 47 |
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| 48 | class QWT_EXPORT QwtCompass: public QwtDial
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| 49 | {
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| 50 | Q_OBJECT
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| 51 |
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| 52 | public:
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| 53 | explicit QwtCompass( QWidget* parent = NULL);
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| 54 | #if QT_VERSION < 0x040000
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| 55 | explicit QwtCompass(QWidget* parent, const char *name);
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| 56 | #endif
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| 57 | virtual ~QwtCompass();
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| 58 |
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| 59 | void setRose(QwtCompassRose *rose);
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| 60 | const QwtCompassRose *rose() const;
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| 61 | QwtCompassRose *rose();
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| 62 |
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| 63 | const QMap<double, QString> &labelMap() const;
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| 64 | QMap<double, QString> &labelMap();
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| 65 | void setLabelMap(const QMap<double, QString> &map);
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| 66 |
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| 67 | protected:
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| 68 | virtual QwtText scaleLabel(double value) const;
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| 69 |
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| 70 | virtual void drawRose(QPainter *, const QPoint ¢er,
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| 71 | int radius, double north, QPalette::ColorGroup) const;
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| 72 |
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| 73 | virtual void drawScaleContents(QPainter *,
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| 74 | const QPoint ¢er, int radius) const;
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| 75 |
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| 76 | virtual void keyPressEvent(QKeyEvent *);
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| 77 |
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| 78 | private:
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| 79 | void initCompass();
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| 80 |
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| 81 | class PrivateData;
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| 82 | PrivateData *d_data;
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| 83 | };
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| 84 |
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| 85 | #endif
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