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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