Qwt User's Guide 6.2.0

qwt_polar_fitter.h
1 /******************************************************************************
2 * QwtPolar Widget Library
3 * Copyright (C) 2008 Uwe Rathmann
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the Qwt License, Version 1.0
7 *****************************************************************************/
8
9 #ifndef QWT_POLAR_FITTER_H
10 #define QWT_POLAR_FITTER_H
11
12 #include "qwt_global.h"
13 #include "qwt_curve_fitter.h"
14
24 class QWT_EXPORT QwtPolarFitter : public QwtCurveFitter
25 {
26 public:
27 QwtPolarFitter( int stepCount = 5 );
28 virtual ~QwtPolarFitter();
29
30 void setStepCount( int size );
31 int stepCount() const;
32
33 virtual QPolygonF fitCurve( const QPolygonF& ) const QWT_OVERRIDE;
34 virtual QPainterPath fitCurvePath( const QPolygonF& ) const QWT_OVERRIDE;
35
36 private:
37 class PrivateData;
38 PrivateData* m_data;
39 };
40
41 #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
QwtPolarFitter
A simple curve fitter for polar points.
Definition: qwt_polar_fitter.h:25