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132 lines
4.6 KiB
C++
132 lines
4.6 KiB
C++
// Created on: 1992-04-07
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// Created by: Christian CAILLET
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// Copyright (c) 1992-1999 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 _IGESData_UndefinedEntity_HeaderFile
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#define _IGESData_UndefinedEntity_HeaderFile
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#include <Standard.hxx>
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#include <Standard_Type.hxx>
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#include <Standard_Integer.hxx>
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#include <IGESData_IGESEntity.hxx>
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#include <Standard_Boolean.hxx>
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#include <IGESData_DefType.hxx>
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#include <IGESData_DefList.hxx>
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class Interface_UndefinedContent;
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class IGESData_IGESReaderData;
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class IGESData_DirPart;
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class Interface_Check;
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class IGESData_ParamReader;
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class IGESData_IGESWriter;
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class IGESData_UndefinedEntity;
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DEFINE_STANDARD_HANDLE(IGESData_UndefinedEntity, IGESData_IGESEntity)
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//! undefined (unknown or error) entity specific of IGES
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//! DirPart can be correct or not : if it is not, a flag indicates
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//! it, and each corrupted field has an associated error flag
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class IGESData_UndefinedEntity : public IGESData_IGESEntity
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{
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public:
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//! creates an unknown entity
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Standard_EXPORT IGESData_UndefinedEntity();
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//! Returns own data as an UndefinedContent
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Standard_EXPORT Handle(Interface_UndefinedContent) UndefinedContent() const;
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//! Returns own data as an UndefinedContent, in order to touch it
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Standard_EXPORT Handle(Interface_UndefinedContent) ChangeableContent();
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//! Redefines a completely new UndefinedContent
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//! Used by a Copy which begins by ShallowCopy, for instance
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Standard_EXPORT void SetNewContent (const Handle(Interface_UndefinedContent)& cont);
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//! says if DirPart is OK or not (if not, it is erroneous)
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//! Note that if it is not, Def* methods can return Error status
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Standard_EXPORT Standard_Boolean IsOKDirPart() const;
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//! returns Directory Error Status (used for Copy)
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Standard_EXPORT Standard_Integer DirStatus() const;
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//! Erases the Directory Error Status
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//! Warning : Be sure that data are consistent to call this method ...
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Standard_EXPORT void SetOKDirPart();
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//! returns Error status if necessary, else calls original method
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Standard_EXPORT virtual IGESData_DefType DefLineFont() const Standard_OVERRIDE;
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//! returns Error status if necessary, else calls original method
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Standard_EXPORT virtual IGESData_DefList DefLevel() const Standard_OVERRIDE;
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//! returns Error status if necessary, else calls original method
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Standard_EXPORT virtual IGESData_DefList DefView() const Standard_OVERRIDE;
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//! returns Error status if necessary, else calls original method
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Standard_EXPORT virtual IGESData_DefType DefColor() const Standard_OVERRIDE;
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//! returns Error status if necessary, else calls original method
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//! (that is, if SubScript field is not blank or positive integer)
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Standard_EXPORT virtual Standard_Boolean HasSubScriptNumber() const Standard_OVERRIDE;
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//! Computes the Directory Error Status, to be called before
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//! standard ReadDir from IGESReaderTool
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//! Returns True if OK (hence, Directory can be loaded),
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//! Else returns False and the DirPart <DP> is modified
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//! (hence, Directory Error Status is non null; and standard Read
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//! will work with an acceptable DirectoryPart)
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Standard_EXPORT virtual Standard_Boolean ReadDir (const Handle(IGESData_IGESReaderData)& IR, IGESData_DirPart& DP, Handle(Interface_Check)& ach);
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//! reads own parameters from file; PR gives access to them, IR
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//! detains parameter types and values
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//! Here, reads all parameters, integers are considered as entity
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//! reference unless they cannot be; no list interpretation
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//! No property or associativity list is managed
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Standard_EXPORT virtual void ReadOwnParams (const Handle(IGESData_IGESReaderData)& IR, IGESData_ParamReader& PR);
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//! writes parameters to IGESWriter, taken from UndefinedContent
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Standard_EXPORT virtual void WriteOwnParams (IGESData_IGESWriter& IW) const;
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DEFINE_STANDARD_RTTIEXT(IGESData_UndefinedEntity,IGESData_IGESEntity)
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protected:
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private:
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Standard_Integer thedstat;
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Handle(Interface_UndefinedContent) thecont;
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};
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#endif // _IGESData_UndefinedEntity_HeaderFile
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