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QwtSplineCurveFitter(3) Qwt User's Guide QwtSplineCurveFitter(3)

NAME

QwtSplineCurveFitter -

SYNOPSIS

#include <qwt_curve_fitter.h>

Inherits QwtCurveFitter.

Public Types


enum FitMode { Auto, Spline, ParametricSpline }

Public Member Functions


QwtSplineCurveFitter ()
virtual ~QwtSplineCurveFitter ()
virtual QPolygonF fitCurve (const QPolygonF &) const
FitMode fitMode () const
void setFitMode (FitMode)
void setSpline (const QwtSpline &)
void setSplineSize (int size)
const QwtSpline & spline () const
QwtSpline & spline ()
int splineSize () const

Additional Inherited Members

Detailed Description

A curve fitter using cubic splines.

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 () const

Returns:

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 () const

Returns:

Spline size

See also:

setSplineSize()

Author

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Tue Nov 20 2012 Version 5.2.3