// Created on: 1993-03-09 // Created by: JVC // Copyright (c) 1993-1999 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 _Geom_Geometry_HeaderFile #define _Geom_Geometry_HeaderFile #include #include #include #include class Standard_ConstructionError; class gp_Pnt; class gp_Ax1; class gp_Ax2; class gp_Vec; class gp_Trsf; class Geom_Geometry; DEFINE_STANDARD_HANDLE(Geom_Geometry, MMgt_TShared) //! The abstract class Geometry for 3D space is the root //! class of all geometric objects from the Geom //! package. It describes the common behavior of these objects when: //! - applying geometric transformations to objects, and //! - constructing objects by geometric transformation (including copying). //! Warning //! Only transformations which do not modify the nature //! of the geometry can be applied to Geom objects: this //! is the case with translations, rotations, symmetries //! and scales; this is also the case with gp_Trsf //! composite transformations which are used to define //! the geometric transformations applied using the //! Transform or Transformed functions. //! Note: Geometry defines the "prototype" of the //! abstract method Transform which is defined for each //! concrete type of derived object. All other //! transformations are implemented using the Transform method. class Geom_Geometry : public MMgt_TShared { public: //! Performs the symmetrical transformation of a Geometry //! with respect to the point P which is the center of the //! symmetry. Standard_EXPORT void Mirror (const gp_Pnt& P); //! Performs the symmetrical transformation of a Geometry //! with respect to an axis placement which is the axis of the //! symmetry. Standard_EXPORT void Mirror (const gp_Ax1& A1); //! Performs the symmetrical transformation of a Geometry //! with respect to a plane. The axis placement A2 locates //! the plane of the symmetry : (Location, XDirection, YDirection). Standard_EXPORT void Mirror (const gp_Ax2& A2); //! Rotates a Geometry. A1 is the axis of the rotation. //! Ang is the angular value of the rotation in radians. Standard_EXPORT void Rotate (const gp_Ax1& A1, const Standard_Real Ang); //! Scales a Geometry. S is the scaling value. Standard_EXPORT void Scale (const gp_Pnt& P, const Standard_Real S); //! Translates a Geometry. V is the vector of the tanslation. Standard_EXPORT void Translate (const gp_Vec& V); //! Translates a Geometry from the point P1 to the point P2. Standard_EXPORT void Translate (const gp_Pnt& P1, const gp_Pnt& P2); //! Transformation of a geometric object. This tansformation //! can be a translation, a rotation, a symmetry, a scaling //! or a complex transformation obtained by combination of //! the previous elementaries transformations. //! (see class Transformation of the package Geom). Standard_EXPORT virtual void Transform (const gp_Trsf& T) = 0; Standard_EXPORT Handle(Geom_Geometry) Mirrored (const gp_Pnt& P) const; Standard_EXPORT Handle(Geom_Geometry) Mirrored (const gp_Ax1& A1) const; Standard_EXPORT Handle(Geom_Geometry) Mirrored (const gp_Ax2& A2) const; Standard_EXPORT Handle(Geom_Geometry) Rotated (const gp_Ax1& A1, const Standard_Real Ang) const; Standard_EXPORT Handle(Geom_Geometry) Scaled (const gp_Pnt& P, const Standard_Real S) const; Standard_EXPORT Handle(Geom_Geometry) Transformed (const gp_Trsf& T) const; Standard_EXPORT Handle(Geom_Geometry) Translated (const gp_Vec& V) const; Standard_EXPORT Handle(Geom_Geometry) Translated (const gp_Pnt& P1, const gp_Pnt& P2) const; //! Creates a new object which is a copy of this geometric object. Standard_EXPORT virtual Handle(Geom_Geometry) Copy() const = 0; DEFINE_STANDARD_RTTI(Geom_Geometry,MMgt_TShared) protected: private: }; #endif // _Geom_Geometry_HeaderFile