Sources_For_Linux/Qwt/doc/man/man3/QwtSplineCurveFitter.3

.TH "QwtSplineCurveFitter" 3 "Mon Dec 28 2020" "Version 6.1.6" "Qwt User's Guide" \" -*- nroff -*-
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.SH NAME
QwtSplineCurveFitter \- A curve fitter using cubic splines\&.  

.SH SYNOPSIS
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.PP
.PP
\fC#include <qwt_curve_fitter\&.h>\fP
.PP
Inherits \fBQwtCurveFitter\fP\&.
.SS "Public Types"

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.RI "enum \fBFitMode\fP { \fBAuto\fP, \fBSpline\fP, \fBParametricSpline\fP }"
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.SS "Public Member Functions"

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.RI "\fBQwtSplineCurveFitter\fP ()"
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.RI "Constructor\&. "
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.RI "virtual \fB~QwtSplineCurveFitter\fP ()"
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.RI "Destructor\&. "
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.RI "void \fBsetFitMode\fP (\fBFitMode\fP)"
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.RI "\fBFitMode\fP \fBfitMode\fP () const"
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.RI "void \fBsetSpline\fP (const \fBQwtSpline\fP &)"
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.RI "const \fBQwtSpline\fP & \fBspline\fP () const"
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.RI "\fBQwtSpline\fP & \fBspline\fP ()"
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.RI "void \fBsetSplineSize\fP (int)"
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.RI "int \fBsplineSize\fP () const"
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.RI "virtual QPolygonF \fBfitCurve\fP (const QPolygonF &) const"
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.SS "Additional Inherited Members"
.SH "Detailed Description"
.PP 
A curve fitter using cubic splines\&. 
.SH "Member Enumeration Documentation"
.PP 
.SS "enum \fBQwtSplineCurveFitter::FitMode\fP"
Spline type The default setting is Auto 
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\fBSee also\fP
.RS 4
\fBsetFitMode()\fP, \fBFitMode()\fP 
.RE
.PP

.PP
\fBEnumerator\fP
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.TP
\fB\fIAuto \fP\fP
Use the default spline algorithm for polygons with increasing x values ( p[i-1] < p[i] ), otherwise use a parametric spline algorithm\&. 
.TP
\fB\fISpline \fP\fP
Use a default spline algorithm\&. 
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\fB\fIParametricSpline \fP\fP
Use a parametric spline algorithm\&. 
.SH "Member Function Documentation"
.PP 
.SS "QPolygonF QwtSplineCurveFitter::fitCurve (const QPolygonF & points) const\fC [virtual]\fP"
Find a curve which has the best fit to a series of data points
.PP
\fBParameters\fP
.RS 4
\fIpoints\fP Series of data points 
.RE
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\fBReturns\fP
.RS 4
Curve points 
.RE
.PP

.PP
Implements \fBQwtCurveFitter\fP\&.
.SS "\fBQwtSplineCurveFitter::FitMode\fP QwtSplineCurveFitter::fitMode () const"

.PP
\fBReturns\fP
.RS 4
Mode representing a spline algorithm 
.RE
.PP
\fBSee also\fP
.RS 4
\fBsetFitMode()\fP 
.RE
.PP

.SS "void QwtSplineCurveFitter::setFitMode (\fBFitMode\fP mode)"
Select the algorithm used for building the spline
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\fBParameters\fP
.RS 4
\fImode\fP Mode representing a spline algorithm 
.RE
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\fBSee also\fP
.RS 4
\fBfitMode()\fP 
.RE
.PP

.SS "void QwtSplineCurveFitter::setSpline (const \fBQwtSpline\fP & spline)"
Assign a spline
.PP
\fBParameters\fP
.RS 4
\fIspline\fP Spline 
.RE
.PP
\fBSee also\fP
.RS 4
\fBspline()\fP 
.RE
.PP

.SS "void QwtSplineCurveFitter::setSplineSize (int splineSize)"
Assign a spline size ( has to be at least 10 points )
.PP
\fBParameters\fP
.RS 4
\fIsplineSize\fP Spline size 
.RE
.PP
\fBSee also\fP
.RS 4
\fBsplineSize()\fP 
.RE
.PP

.SS "\fBQwtSpline\fP & QwtSplineCurveFitter::spline ()"

.PP
\fBReturns\fP
.RS 4
Spline 
.RE
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\fBSee also\fP
.RS 4
\fBsetSpline()\fP 
.RE
.PP

.SS "const \fBQwtSpline\fP & QwtSplineCurveFitter::spline () const"

.PP
\fBReturns\fP
.RS 4
Spline 
.RE
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\fBSee also\fP
.RS 4
\fBsetSpline()\fP 
.RE
.PP

.SS "int QwtSplineCurveFitter::splineSize () const"

.PP
\fBReturns\fP
.RS 4
Spline size 
.RE
.PP
\fBSee also\fP
.RS 4
\fBsetSplineSize()\fP 
.RE
.PP


.SH "Author"
.PP 
Generated automatically by Doxygen for Qwt User's Guide from the source code\&.