SYNOPSIS

#include <qwt_curve_fitter.h>

Inherits QwtCurveFitter.

Public Types

enum FitMode { Auto, Spline, ParametricSpline }

Public Member Functions

virtual QPolygonF fitCurve (const QPolygonF &) const

FitMode fitMode () const

QwtSplineCurveFitter ()

void setFitMode (FitMode)

void setSpline (const QwtSpline &)

void setSplineSize (int size)

QwtSpline & spline ()

const QwtSpline & spline () const

int splineSize () const

virtual ~QwtSplineCurveFitter ()

Detailed Description

A curve fitter using cubic splines.

Constructor & Destructor Documentation

QwtSplineCurveFitter::QwtSplineCurveFitter ()

Constructor.

QwtSplineCurveFitter::~QwtSplineCurveFitter () [virtual]

Destructor.

Member Function Documentation

QPolygonF QwtSplineCurveFitter::fitCurve (const QPolygonF &points) const [virtual]Find a curve which has the best fit to a series of data points

Parameters:

points Series of data points

Returns:

Curve points

Implements QwtCurveFitter.

QwtSplineCurveFitter::FitMode QwtSplineCurveFitter::fitMode () constReturns:

Mode representing a spline algorithm

See also:

setFitMode()

void QwtSplineCurveFitter::setFitMode (FitModemode)Select the algorithm used for building the spline

Parameters:

mode Mode representing a spline algorithm

See also:

fitMode()

void QwtSplineCurveFitter::setSplineSize (intsplineSize)Assign a spline size ( has to be at least 10 points )

Parameters:

splineSize Spline size

See also:

splineSize()

int QwtSplineCurveFitter::splineSize () constReturns:

Spline size

See also:

setSplineSize()

Author

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