qwt_wheel.h
/* -*- 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 <qwidget.h>
class QWT_EXPORT QwtWheel: public QWidget
{
Q_OBJECT
Q_PROPERTY( Qt::Orientation orientation
READ orientation WRITE setOrientation )
Q_PROPERTY( double value READ value WRITE setValue )
Q_PROPERTY( double minimum READ minimum WRITE setMinimum )
Q_PROPERTY( double maximum READ maximum WRITE setMaximum )
Q_PROPERTY( double singleStep READ singleStep WRITE setSingleStep )
Q_PROPERTY( int pageStepCount READ pageStepCount WRITE setPageStepCount )
Q_PROPERTY( bool stepAlignment READ stepAlignment WRITE setStepAlignment )
Q_PROPERTY( bool tracking READ isTracking WRITE setTracking )
Q_PROPERTY( bool wrapping READ wrapping WRITE setWrapping )
Q_PROPERTY( bool inverted READ isInverted WRITE setInverted )
Q_PROPERTY( double mass READ mass WRITE setMass )
Q_PROPERTY( int updateInterval READ updateInterval WRITE setUpdateInterval )
Q_PROPERTY( double totalAngle READ totalAngle WRITE setTotalAngle )
Q_PROPERTY( double viewAngle READ viewAngle WRITE setViewAngle )
Q_PROPERTY( int tickCount READ tickCount WRITE setTickCount )
Q_PROPERTY( int wheelWidth READ wheelWidth WRITE setWheelWidth )
Q_PROPERTY( int borderWidth READ borderWidth WRITE setBorderWidth )
Q_PROPERTY( int wheelBorderWidth READ wheelBorderWidth WRITE setWheelBorderWidth )
public:
explicit QwtWheel( QWidget *parent = NULL );
virtual ~QwtWheel();
double value() const;
void setOrientation( Qt::Orientation );
Qt::Orientation orientation() const;
double totalAngle() const;
double viewAngle() const;
void setTickCount( int );
int tickCount() const;
void setWheelWidth( int );
int wheelWidth() const;
void setWheelBorderWidth( int );
int wheelBorderWidth() const;
void setBorderWidth( int );
int borderWidth() const;
void setInverted( bool );
bool isInverted() const;
void setWrapping( bool );
bool wrapping() const;
void setSingleStep( double );
double singleStep() const;
void setPageStepCount( int );
int pageStepCount() const;
void setStepAlignment( bool on );
bool stepAlignment() const;
void setRange( double min, double max );
void setMinimum( double );
double minimum() const;
void setMaximum( double );
double maximum() const;
void setUpdateInterval( int );
int updateInterval() const;
void setTracking( bool );
bool isTracking() const;
double mass() const;
public Q_SLOTS:
void setValue( double );
void setTotalAngle ( double );
void setViewAngle( double );
void setMass( double );
Q_SIGNALS:
void valueChanged( double value );
void wheelPressed();
void wheelReleased();
void wheelMoved( double value );
protected:
virtual void paintEvent( QPaintEvent * );
virtual void mousePressEvent( QMouseEvent * );
virtual void mouseReleaseEvent( QMouseEvent * );
virtual void mouseMoveEvent( QMouseEvent * );
virtual void keyPressEvent( QKeyEvent * );
virtual void wheelEvent( QWheelEvent * );
virtual void timerEvent( QTimerEvent * );
void stopFlying();
QRect wheelRect() const;
virtual QSize sizeHint() const;
virtual QSize minimumSizeHint() const;
virtual void drawTicks( QPainter *, const QRectF & );
virtual void drawWheelBackground( QPainter *, const QRectF & );
virtual double valueAt( const QPoint & ) const;
private:
double alignedValue( double ) const;
double boundedValue( double ) const;
class PrivateData;
PrivateData *d_data;
};
#endif
QwtWheel::wheelPressed
void wheelPressed()
QwtWheel::wheelReleased
void wheelReleased()
QwtWheel::wheelMoved
void wheelMoved(double value)
QwtWheel::valueChanged
void valueChanged(double value)
Notify a change of value.
QwtWheel
The Wheel Widget.
Definition: qwt_wheel.h:28