qwt_round_scale_draw.h

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/******************************************************************************
 * 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_ROUND_SCALE_DRAW_H
#define QWT_ROUND_SCALE_DRAW_H
 
#include "qwt_global.h"
#include "qwt_abstract_scale_draw.h"
 
#include <qpoint.h>
 
class QWT_EXPORT QwtRoundScaleDraw : public QwtAbstractScaleDraw
{
  public:
    QwtRoundScaleDraw();
    virtual ~QwtRoundScaleDraw();
 
    void setRadius( double radius );
    double radius() const;
 
    void moveCenter( double x, double y );
    void moveCenter( const QPointF& );
    QPointF center() const;
 
    void setAngleRange( double angle1, double angle2 );
 
    virtual double extent( const QFont& ) const QWT_OVERRIDE;
 
  protected:
    virtual void drawTick( QPainter*,
        double value, double len ) const QWT_OVERRIDE;
 
    virtual void drawBackbone(
        QPainter* ) const QWT_OVERRIDE;
 
    virtual void drawLabel(
        QPainter*, double value ) const QWT_OVERRIDE;
 
  private:
    class PrivateData;
    PrivateData* m_data;
};
 
inline void QwtRoundScaleDraw::moveCenter( double x, double y )
{
    moveCenter( QPointF( x, y ) );
}
 
#endif