qwt_curve_fitter.h

/******************************************************************************
 * 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_CURVE_FITTER_H
#define QWT_CURVE_FITTER_H
 
#include "qwt_global.h"
 
class QPainterPath;
class QPolygonF;
 
class QWT_EXPORT QwtCurveFitter
{
  public:
    enum Mode
    {
        Polygon,
 
        Path
    };
 
    virtual ~QwtCurveFitter();
 
    Mode mode() const;
 
    virtual QPolygonF fitCurve( const QPolygonF& polygon ) const = 0;
 
    virtual QPainterPath fitCurvePath( const QPolygonF& polygon ) const = 0;
 
  protected:
    explicit QwtCurveFitter( Mode mode );
 
  private:
    Q_DISABLE_COPY(QwtCurveFitter)
 
    const Mode m_mode;
};
 
#endif