/usr/include/oce/AIS_TangentRelation.hxx is in liboce-visualization-dev 0.17.2-2.
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// Please do not edit this file; modify original file instead.
// The copyright and license terms as defined for the original file apply to
// this header file considered to be the "object code" form of the original source.
#ifndef _AIS_TangentRelation_HeaderFile
#define _AIS_TangentRelation_HeaderFile
#include <Standard.hxx>
#include <Standard_DefineHandle.hxx>
#include <Handle_AIS_TangentRelation.hxx>
#include <gp_Pnt.hxx>
#include <gp_Dir.hxx>
#include <Standard_Real.hxx>
#include <Standard_Integer.hxx>
#include <AIS_Relation.hxx>
#include <Handle_Geom_Plane.hxx>
#include <PrsMgr_PresentationManager3d.hxx>
#include <Handle_Prs3d_Presentation.hxx>
#include <Handle_Prs3d_Projector.hxx>
#include <Handle_Geom_Transformation.hxx>
#include <Handle_SelectMgr_Selection.hxx>
class TopoDS_Shape;
class Geom_Plane;
class Prs3d_Presentation;
class Prs3d_Projector;
class Geom_Transformation;
class SelectMgr_Selection;
//! A framework to display tangency constraints between
//! two or more Interactive Objects of the datum type.
//! The datums are normally faces or edges.
class AIS_TangentRelation : public AIS_Relation
{
public:
//! TwoFacesTangent or TwoEdgesTangent relation
//! Constructs an object to display tangency constraints.
//! This object is defined by the first shape aFShape, the
//! second shape aSShape, the plane aPlane and the index anExternRef.
//! aPlane serves as an optional axis.
//! anExternRef set to 0 indicates that there is no relation.
Standard_EXPORT AIS_TangentRelation(const TopoDS_Shape& aFShape, const TopoDS_Shape& aSShape, const Handle(Geom_Plane)& aPlane, const Standard_Integer anExternRef = 0);
//! Returns the external reference for tangency.
//! The values are as follows:
//! - 0 - there is no connection;
//! - 1 - there is a connection to the first shape;
//! - 2 - there is a connection to the second shape.
//! This reference is defined at construction time.
Standard_EXPORT Standard_Integer ExternRef() ;
//! Sets the external reference for tangency, aRef.
//! The values are as follows:
//! - 0 - there is no connection;
//! - 1 - there is a connection to the first shape;
//! - 2 - there is a connection to the second shape.
//! This reference is initially defined at construction time.
Standard_EXPORT void SetExternRef (const Standard_Integer aRef) ;
//! computes the presentation according to a point of view
//! given by <aProjector>.
//! To be Used when the associated degenerated Presentations
//! have been transformed by <aTrsf> which is not a Pure
//! Translation. The HLR Prs can't be deducted automatically
//! WARNING :<aTrsf> must be applied
//! to the object to display before computation !!!
Standard_EXPORT virtual void Compute (const Handle(Prs3d_Projector)& aProjector, const Handle(Geom_Transformation)& aTrsf, const Handle(Prs3d_Presentation)& aPresentation) ;
DEFINE_STANDARD_RTTI(AIS_TangentRelation)
protected:
private:
Standard_EXPORT void Compute (const Handle(PrsMgr_PresentationManager3d)& aPresentationManager, const Handle(Prs3d_Presentation)& aPresentation, const Standard_Integer aMode = 0) ;
Standard_EXPORT void Compute (const Handle(Prs3d_Projector)& aProjector, const Handle(Prs3d_Presentation)& aPresentation) ;
Standard_EXPORT void ComputeSelection (const Handle(SelectMgr_Selection)& aSelection, const Standard_Integer aMode) ;
Standard_EXPORT void ComputeTwoFacesTangent (const Handle(Prs3d_Presentation)& aPresentation) ;
Standard_EXPORT void ComputeTwoEdgesTangent (const Handle(Prs3d_Presentation)& aPresentation) ;
gp_Pnt myAttach;
gp_Dir myDir;
Standard_Real myLength;
Standard_Integer myExternRef;
};
#endif // _AIS_TangentRelation_HeaderFile
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