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qwt_weeding_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_WEEDING_CURVE_FITTER_H
#define QWT_WEEDING_CURVE_FITTER_H
#include "qwt_curve_fitter.h"
class QWT_EXPORT QwtWeedingCurveFitter : public QwtCurveFitter
{
public:
explicit QwtWeedingCurveFitter( double tolerance = 1.0 );
virtual ~QwtWeedingCurveFitter();
void setTolerance( double );
double tolerance() const;
void setChunkSize( uint );
uint chunkSize() const;
virtual QPolygonF fitCurve( const QPolygonF& ) const QWT_OVERRIDE;
virtual QPainterPath fitCurvePath( const QPolygonF& ) const QWT_OVERRIDE;
private:
virtual QPolygonF simplify( const QPolygonF& ) const;
class Line;
class PrivateData;
PrivateData* m_data;
};
#endif
QwtCurveFitter
Abstract base class for a curve fitter.
Definition qwt_curve_fitter.h:22
QwtCurveFitter::fitCurvePath
virtual QPainterPath fitCurvePath(const QPolygonF &polygon) const =0
QwtCurveFitter::fitCurve
virtual QPolygonF fitCurve(const QPolygonF &polygon) const =0
QwtWeedingCurveFitter
A curve fitter implementing Douglas and Peucker algorithm.
Definition qwt_weeding_curve_fitter.h:39