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

NAME

QwtSplineCurveFitter -
A curve fitter using cubic splines.
 

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 () 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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Mon Aug 1 2011 Version 5.2.2