OpenCAX/entry/src/main/cpp/include/opencascade/Select3D_SensitiveCircle.hxx
2026-02-19 19:05:41 +08:00

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// Created on: 1996-02-06
// Created by: Robert COUBLANC
// Copyright (c) 1996-1999 Matra Datavision
// Copyright (c) 1999-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.
#ifndef _Select3D_SensitiveCircle_HeaderFile
#define _Select3D_SensitiveCircle_HeaderFile
#include "Select3D_SensitiveEntity.hxx"
#include "gp_Circ.hxx"
//! A framework to define sensitive 3D circles.
class Select3D_SensitiveCircle : public Select3D_SensitiveEntity
{
DEFINE_STANDARD_RTTIEXT(Select3D_SensitiveCircle, Select3D_SensitiveEntity)
public:
//! Constructs the sensitive circle object defined by the
//! owner theOwnerId, the circle theCircle and the boolean theIsFilled.
Standard_EXPORT Select3D_SensitiveCircle(const Handle(SelectMgr_EntityOwner)& theOwnerId,
const gp_Circ& theCircle,
const Standard_Boolean theIsFilled = Standard_False);
//! Constructs the sensitive circle object defined by the
//! owner theOwnerId, the circle theCircle, the boolean
//! theIsFilled and the number of points theNbPnts.
Standard_DEPRECATED("Deprecated constructor, theNbPnts parameter will be ignored")
Select3D_SensitiveCircle(const Handle(SelectMgr_EntityOwner)& theOwnerId,
const gp_Circ& theCircle,
const Standard_Boolean theIsFilled,
const Standard_Integer /*theNbPnts*/)
: Select3D_SensitiveCircle(theOwnerId, theCircle, theIsFilled)
{
}
//! Checks whether the circle overlaps current selecting volume
Standard_EXPORT virtual Standard_Boolean Matches(SelectBasics_SelectingVolumeManager& theMgr,
SelectBasics_PickResult& thePickResult)
Standard_OVERRIDE;
//! Returns a copy of this sensitive circle
Standard_EXPORT virtual Handle(Select3D_SensitiveEntity) GetConnected() Standard_OVERRIDE;
//! Returns bounding box of the circle.
//! If location transformation is set, it will be applied
Standard_EXPORT virtual Select3D_BndBox3d BoundingBox() Standard_OVERRIDE;
//! Always returns Standard_False
virtual Standard_Boolean ToBuildBVH() const Standard_OVERRIDE { return Standard_False; }
//! Returns the amount of points
virtual Standard_Integer NbSubElements() const Standard_OVERRIDE { return 1; }
//! Returns center of the circle with transformation applied
Standard_EXPORT virtual gp_Pnt CenterOfGeometry() const Standard_OVERRIDE;
//! The transformation for gp::XOY() with center in gp::Origin(),
//! it specifies the position and orientation of the circle.
const gp_Trsf& Transformation() const { return myTrsf; }
//! Returns circle
gp_Circ Circle() const { return gp_Circ(gp::XOY().Transformed(myTrsf), myRadius); }
//! Returns circle radius
Standard_Real Radius() const { return myRadius; }
private:
Select3D_TypeOfSensitivity mySensType; //!< Type of sensitivity: boundary or interior
gp_Trsf myTrsf; //!< Circle transformation to apply
Standard_Real myRadius; //!< Circle radius
};
DEFINE_STANDARD_HANDLE(Select3D_SensitiveCircle, Select3D_SensitiveEntity)
#endif // _Select3D_SensitiveCircle_HeaderFile