/usr/include/qwt-qt4/qwt_wheel.h is in libqwt5-qt4-dev 5.2.2-1ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 | /* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************
* Qwt Widget Library
* Copyright (C) 1997 Josef Wilgen
* Copyright (C) 2002 Uwe Rathmann
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the Qwt License, Version 1.0
*****************************************************************************/
#ifndef QWT_WHEEL_H
#define QWT_WHEEL_H
#include "qwt_global.h"
#include "qwt_abstract_slider.h"
/*!
\brief The Wheel Widget
The wheel widget can be used to change values over a very large range
in very small steps. Using the setMass member, it can be configured
as a flywheel.
\sa The radio example.
*/
class QWT_EXPORT QwtWheel : public QwtAbstractSlider
{
Q_OBJECT
Q_PROPERTY( double totalAngle READ totalAngle WRITE setTotalAngle )
Q_PROPERTY( double viewAngle READ viewAngle WRITE setViewAngle )
Q_PROPERTY( int tickCnt READ tickCnt WRITE setTickCnt )
Q_PROPERTY( int internalBorder READ internalBorder WRITE setInternalBorder )
Q_PROPERTY( double mass READ mass WRITE setMass )
public:
explicit QwtWheel(QWidget *parent = NULL);
#if QT_VERSION < 0x040000
explicit QwtWheel(QWidget *parent, const char *name);
#endif
virtual ~QwtWheel();
virtual void setOrientation(Qt::Orientation);
double totalAngle() const;
double viewAngle() const;
int tickCnt() const;
int internalBorder() const;
double mass() const;
void setTotalAngle (double angle);
void setTickCnt(int cnt);
void setViewAngle(double angle);
void setInternalBorder(int width);
void setMass(double val);
void setWheelWidth( int w );
virtual QSize sizeHint() const;
virtual QSize minimumSizeHint() const;
protected:
virtual void resizeEvent(QResizeEvent *e);
virtual void paintEvent(QPaintEvent *e);
void layoutWheel( bool update = true );
void draw(QPainter *, const QRect &);
void drawWheel(QPainter *, const QRect &);
void drawWheelBackground(QPainter *, const QRect &);
void setColorArray();
virtual void valueChange();
virtual void paletteChange( const QPalette &);
virtual double getValue(const QPoint &);
virtual void getScrollMode(const QPoint &,
int &scrollMode, int &direction);
private:
void initWheel();
class PrivateData;
PrivateData *d_data;
};
#endif
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