QWT API (中文) 7.3.0
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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
23class QWT_EXPORT QwtPolarFitter : public QwtCurveFitter
24{
25public:
27 QwtPolarFitter(int stepCount = 5);
29 ~QwtPolarFitter() override;
30
32 void setStepCount(int size);
34 int stepCount() const;
35
37 virtual QPolygonF fitCurve(const QPolygonF&) const override;
39 virtual QPainterPath fitCurvePath(const QPolygonF&) const override;
40
41private:
42 QWT_DECLARE_PRIVATE(QwtPolarFitter)
43};
44
45#endif
Abstract base class for curve fitting algorithms
Definition qwt_curve_fitter.h:39
A simple curve fitter for polar points
Definition qwt_polar_fitter.h:24
~QwtPolarFitter() override
Destructor