QwtSplineCurveFitter - Man Page
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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