Open CASCADE Technology: Poly_MakeLoops2D::Helper Class Reference

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Poly_MakeLoops2D::Helper Class Referenceabstract

The abstract helper class. More...

`#include <Poly_MakeLoops.hxx>`

Inheritance diagram for Poly_MakeLoops2D::Helper:
[legend]

## Public Member Functions
virtual Standard_Boolean | GetFirstTangent (const Link &theLink, gp_Dir2d &theDir) const =0
| returns the tangent vector at the first node of a link More...
virtual Standard_Boolean | GetLastTangent (const Link &theLink, gp_Dir2d &theDir) const =0
| returns the tangent vector at the last node of a link More...
Public Member Functions inherited from Poly_MakeLoops::Helper
virtual const ListOfLink & | GetAdjacentLinks (Standard_Integer theNode) const =0
| returns the links adjacent to the given node More...
virtual void | OnAddLink (Standard_Integer, const Link &) const
| hook function called from AddLink in _DEBUG mode More...

## Detailed Description

The abstract helper class.

## Member Function Documentation

virtual Standard_Boolean Poly_MakeLoops2D::Helper::GetFirstTangent | ( | const Link & | theLink,
|  | gp_Dir2d & | theDir
| ) |  | const
| pure virtual

returns the tangent vector at the first node of a link

virtual Standard_Boolean Poly_MakeLoops2D::Helper::GetLastTangent | ( | const Link & | theLink,
|  | gp_Dir2d & | theDir
| ) |  | const
| pure virtual

returns the tangent vector at the last node of a link

The documentation for this class was generated from the following file:

- Poly_MakeLoops.hxx