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123 lines
3.9 KiB
C++
123 lines
3.9 KiB
C++
// Created on: 1994-12-02
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// Created by: Jacques GOUSSARD
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// Copyright (c) 1994-1999 Matra Datavision
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// Copyright (c) 1999-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#ifndef _BRepBuilderAPI_ModifyShape_HeaderFile
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#define _BRepBuilderAPI_ModifyShape_HeaderFile
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#include <Standard.hxx>
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#include <Standard_DefineAlloc.hxx>
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#include <Standard_Handle.hxx>
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#include <BRepTools_Modifier.hxx>
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#include <TopoDS_Shape.hxx>
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#include <BRepBuilderAPI_MakeShape.hxx>
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#include <TopTools_ListOfShape.hxx>
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class BRepTools_Modification;
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//! Implements the methods of MakeShape for the
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//! constant topology modifications. The methods are
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//! implemented when the modification uses a Modifier
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//! from BRepTools. Some of them have to be redefined
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//! if the modification is implemented with another
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//! tool (see Transform from BRepBuilderAPI for example).
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//! The BRepBuilderAPI package provides the following
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//! frameworks to perform modifications of this sort:
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//! - BRepBuilderAPI_Copy to produce the copy of a shape,
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//! - BRepBuilderAPI_Transform and
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//! BRepBuilderAPI_GTransform to apply a geometric
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//! transformation to a shape,
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//! - BRepBuilderAPI_NurbsConvert to convert the
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//! whole geometry of a shape into NURBS geometry,
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//! - BRepOffsetAPI_DraftAngle to build a tapered shape.
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class BRepBuilderAPI_ModifyShape : public BRepBuilderAPI_MakeShape
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{
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public:
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DEFINE_STANDARD_ALLOC
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//! Returns the list of shapes modified from the shape
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//! <S>.
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Standard_EXPORT virtual const TopTools_ListOfShape& Modified (const TopoDS_Shape& S) Standard_OVERRIDE;
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//! Returns the modified shape corresponding to <S>.
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//! S can correspond to the entire initial shape or to its subshape.
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//! Exceptions
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//! Standard_NoSuchObject if S is not the initial shape or
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//! a subshape of the initial shape to which the
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//! transformation has been applied. Raises NoSuchObject from Standard
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//! if S is not the initial shape or a sub-shape
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//! of the initial shape.
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Standard_EXPORT virtual TopoDS_Shape ModifiedShape (const TopoDS_Shape& S) const;
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protected:
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//! Empty constructor.
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Standard_EXPORT BRepBuilderAPI_ModifyShape();
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//! Initializes the modifier with the Shape <S>, and
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//! set the field <myInitialShape> to <S>.
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Standard_EXPORT BRepBuilderAPI_ModifyShape(const TopoDS_Shape& S);
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//! Set the field <myModification> with <M>.
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Standard_EXPORT BRepBuilderAPI_ModifyShape(const Handle(BRepTools_Modification)& M);
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//! Initializes the modifier with the Shape <S>, and
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//! set the field <myInitialShape> to <S>, and set the
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//! field <myModification> with <M>, the performs the
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//! modification.
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Standard_EXPORT BRepBuilderAPI_ModifyShape(const TopoDS_Shape& S, const Handle(BRepTools_Modification)& M);
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//! Performs the previously given modification on the
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//! shape <S>.
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Standard_EXPORT void DoModif (const TopoDS_Shape& S);
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//! Performs the modification <M> on a previously
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//! given shape.
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Standard_EXPORT void DoModif (const Handle(BRepTools_Modification)& M);
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//! Performs the modification <M> on the shape <S>.
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Standard_EXPORT void DoModif (const TopoDS_Shape& S, const Handle(BRepTools_Modification)& M);
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BRepTools_Modifier myModifier;
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TopoDS_Shape myInitialShape;
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Handle(BRepTools_Modification) myModification;
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private:
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Standard_EXPORT void DoModif();
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};
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#endif // _BRepBuilderAPI_ModifyShape_HeaderFile
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