// Created on: 1996-09-03 // Created by: Olga PILLOT // 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 _BRepFeat_MakeDPrism_HeaderFile #define _BRepFeat_MakeDPrism_HeaderFile #include #include #include #include #include #include #include #include #include #include #include #include class Geom_Curve; class TopoDS_Shape; class TopoDS_Edge; //! Describes functions to build draft //! prism topologies from basis shape surfaces. These can be depressions or protrusions. //! The semantics of draft prism feature creation is based on the //! construction of shapes: //! - along a length //! - up to a limiting face //! - from a limiting face to a height. //! The shape defining construction of the draft prism feature can be //! either the supporting edge or the concerned area of a face. //! In case of the supporting edge, this contour can be attached to a //! face of the basis shape by binding. When the contour is bound to this //! face, the information that the contour will slide on the face //! becomes available to the relevant class methods. //! In case of the concerned area of a face, you could, for example, cut //! it out and move it to a different height which will define the //! limiting face of a protrusion or depression. class BRepFeat_MakeDPrism : public BRepFeat_Form { public: DEFINE_STANDARD_ALLOC //! A face Pbase is selected in the shape //! Sbase to serve as the basis for the draft prism. The //! draft will be defined by the angle Angle and Fuse offers a choice between: //! - removing matter with a Boolean cut using the setting 0 //! - adding matter with Boolean fusion using the setting 1. //! The sketch face Skface serves to determine the type of //! operation. If it is inside the basis shape, a local //! operation such as glueing can be performed. //! Initializes the draft prism class BRepFeat_MakeDPrism (const TopoDS_Shape& Sbase, const TopoDS_Face& Pbase, const TopoDS_Face& Skface, const Standard_Real Angle, const Standard_Integer Fuse, const Standard_Boolean Modify) { Init (Sbase, Pbase, Skface, Angle, Fuse, Modify); } BRepFeat_MakeDPrism() : myAngle(RealLast()), myStatusError(BRepFeat_OK) { } //! Initializes this algorithm for building draft prisms along surfaces. //! A face Pbase is selected in the basis shape Sbase to //! serve as the basis from the draft prism. The draft will be //! defined by the angle Angle and Fuse offers a choice between: //! - removing matter with a Boolean cut using the setting 0 //! - adding matter with Boolean fusion using the setting 1. //! The sketch face Skface serves to determine the type of //! operation. If it is inside the basis shape, a local //! operation such as glueing can be performed. Standard_EXPORT void Init (const TopoDS_Shape& Sbase, const TopoDS_Face& Pbase, const TopoDS_Face& Skface, const Standard_Real Angle, const Standard_Integer Fuse, const Standard_Boolean Modify); //! Indicates that the edge will slide on the face //! . //! Raises ConstructionError if the face does not belong to the //! basis shape, or the edge to the prismed shape. Standard_EXPORT void Add (const TopoDS_Edge& E, const TopoDS_Face& OnFace); Standard_EXPORT void Perform (const Standard_Real Height); Standard_EXPORT void Perform (const TopoDS_Shape& Until); //! Assigns one of the following semantics //! - to a height Height //! - to a face Until //! - from a face From to a height Until. //! Reconstructs the feature topologically according to the semantic option chosen. Standard_EXPORT void Perform (const TopoDS_Shape& From, const TopoDS_Shape& Until); //! Realizes a semi-infinite prism, limited by the position of the prism base. Standard_EXPORT void PerformUntilEnd(); //! Realizes a semi-infinite prism, limited by the face Funtil. Standard_EXPORT void PerformFromEnd (const TopoDS_Shape& FUntil); //! Builds an infinite prism. The infinite descendants will not be kept in the result. Standard_EXPORT void PerformThruAll(); //! Assigns both a limiting shape, Until from //! TopoDS_Shape, and a height, Height at which to stop //! generation of the prism feature. Standard_EXPORT void PerformUntilHeight (const TopoDS_Shape& Until, const Standard_Real Height); Standard_EXPORT void Curves (TColGeom_SequenceOfCurve& S); Standard_EXPORT Handle(Geom_Curve) BarycCurve(); //! Determination of TopEdges and LatEdges. //! sig = 1 -> TopEdges = FirstShape of the DPrism //! sig = 2 -> TOpEdges = LastShape of the DPrism Standard_EXPORT void BossEdges (const Standard_Integer sig); //! Returns the list of TopoDS Edges of the top of the boss. Standard_EXPORT const TopTools_ListOfShape& TopEdges(); //! Returns the list of TopoDS Edges of the bottom of the boss. Standard_EXPORT const TopTools_ListOfShape& LatEdges(); protected: private: TopoDS_Face myPbase; TopTools_DataMapOfShapeListOfShape mySlface; Standard_Real myAngle; TColGeom_SequenceOfCurve myCurves; Handle(Geom_Curve) myBCurve; TopTools_ListOfShape myTopEdges; TopTools_ListOfShape myLatEdges; BRepFeat_StatusError myStatusError; }; #endif // _BRepFeat_MakeDPrism_HeaderFile