Qwt User's Guide 6.3.0
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QwtSplineG1 Class Reference

Base class for spline interpolations providing a first order geometric continuity ( G1 ) between adjoining curves. More...

#include <qwt_spline.h>

Inheritance diagram for QwtSplineG1:

Public Member Functions

 QwtSplineG1 ()
 Constructor.
 
virtual ~QwtSplineG1 ()
 Destructor.
 
- Public Member Functions inherited from QwtSplineInterpolating
 QwtSplineInterpolating ()
 Constructor.
 
virtual ~QwtSplineInterpolating ()
 Destructor.
 
virtual QPolygonF equidistantPolygon (const QPolygonF &, double distance, bool withNodes) const
 Find an interpolated polygon with "equidistant" points.
 
virtual QPolygonF polygon (const QPolygonF &, double tolerance) const override
 Interpolate a curve by a polygon.
 
virtual QPainterPath painterPath (const QPolygonF &) const override
 Interpolate a curve with Bezier curves.
 
virtual QVector< QLineF > bezierControlLines (const QPolygonF &) const =0
 Interpolate a curve with Bezier curves.
 
- Public Member Functions inherited from QwtSpline
 QwtSpline ()
 Constructor.
 
virtual ~QwtSpline ()
 Destructor.
 
void setParametrization (int type)
 
void setParametrization (QwtSplineParametrization *)
 
const QwtSplineParametrizationparametrization () const
 
void setBoundaryType (BoundaryType)
 
BoundaryType boundaryType () const
 
void setBoundaryValue (BoundaryPosition, double value)
 Define the boundary value.
 
double boundaryValue (BoundaryPosition) const
 
void setBoundaryCondition (BoundaryPosition, int condition)
 Define the condition for an endpoint of the spline.
 
int boundaryCondition (BoundaryPosition) const
 
void setBoundaryConditions (int condition, double valueBegin=0.0, double valueEnd=0.0)
 Define the condition at the endpoints of a spline.
 
virtual uint locality () const
 

Additional Inherited Members

- Public Types inherited from QwtSpline
enum  BoundaryType { ConditionalBoundaries , PeriodicPolygon , ClosedPolygon }
 
enum  BoundaryPosition { AtBeginning , AtEnd }
 
enum  BoundaryCondition { Clamped1 , Clamped2 , Clamped3 , LinearRunout }
 Boundary condition. More...
 

Detailed Description

Base class for spline interpolations providing a first order geometric continuity ( G1 ) between adjoining curves.

Definition at line 216 of file qwt_spline.h.

Constructor & Destructor Documentation

◆ QwtSplineG1()

QwtSplineG1::QwtSplineG1 ( )

Constructor.

Definition at line 944 of file qwt_spline.cpp.

◆ ~QwtSplineG1()

QwtSplineG1::~QwtSplineG1 ( )
virtual

Destructor.

Definition at line 949 of file qwt_spline.cpp.