text: // Created on: 1992-04-06
  // Created by: Christian CAILLET
  // Copyright (c) 1992-1999 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 _IGESData_WriterLib_HeaderFile
  #define _IGESData_WriterLib_HeaderFile
  
  #include <Standard.hxx>
  #include <Standard_DefineAlloc.hxx>
  #include <Standard_Handle.hxx>
  
  #include <Standard_Boolean.hxx>
  #include <Standard_Integer.hxx>
  class IGESData_NodeOfWriterLib;
  class Standard_NoSuchObject;
  class IGESData_IGESEntity;
  class IGESData_ReadWriteModule;
  class IGESData_Protocol;
  class IGESData_GlobalNodeOfWriterLib;
  class Standard_Transient;
  
  
  
  class IGESData_WriterLib 
  {
  public:
  
    DEFINE_STANDARD_ALLOC
  
    
    //! Adds a couple (Module-Protocol) into the global definition set
    //! for this class of Library.
    Standard_EXPORT static void SetGlobal (const Handle(IGESData_ReadWriteModule)& amodule, const Handle(IGESData_Protocol)& aprotocol);
    
    //! Creates a Library which complies with a Protocol, that is :
    //! Same class (criterium IsInstance)
    //! This creation gets the Modules from the global set, those
    //! which are bound to the given Protocol and its Resources
    Standard_EXPORT IGESData_WriterLib(const Handle(IGESData_Protocol)& aprotocol);
    
    //! Creates an empty Library : it will later by filled by method
    //! AddProtocol
    Standard_EXPORT IGESData_WriterLib();
    
    //! Adds a couple (Module-Protocol) to the Library, given the
    //! class of a Protocol. Takes Resources into account.
    //! (if <aprotocol> is not of type TheProtocol, it is not added)
    Standard_EXPORT void AddProtocol (const Handle(Standard_Transient)& aprotocol);
    
    //! Clears the list of Modules of a library (can be used to
    //! redefine the order of Modules before action : Clear then
    //! refill the Library by calls to AddProtocol)
    Standard_EXPORT void Clear();
    
    //! Sets a library to be defined with the complete Global list
    //! (all the couples Protocol/Modules recorded in it)
    Standard_EXPORT void SetComplete();
    
    //! Selects a Module from the Library, given an Object.
    //! Returns True if Select has succeeded, False else.
    //! Also Returns (as arguments) the selected Module and the Case
    //! Number determined by the associated Protocol.
    //! If Select has failed, <module> is Null Handle and CN is zero.
    //! (Select can work on any criterium, such as Object DynamicType)
    Standard_EXPORT Standard_Boolean Select (const Handle(IGESData_IGESEntity)& obj, Handle(IGESData_ReadWriteModule)& module, Standard_Integer& CN) const;
    
    //! Starts Iteration on the Modules (sets it on the first one)
    Standard_EXPORT void Start();
    
    //! Returns True if there are more Modules to iterate on
    Standard_EXPORT Standard_Boolean More() const;
    
    //! Iterates by getting the next Module in the list
    //! If there is none, the exception will be raised by Value
    Standard_EXPORT void Next();
    
    //! Returns the current Module in the Iteration
    Standard_EXPORT const Handle(IGESData_ReadWriteModule)& Module() const;
    
    //! Returns the current Protocol in the Iteration
    Standard_EXPORT const Handle(IGESData_Protocol)& Protocol() const;
  
  
  
  
  protected:
  
  
  
  
  
  private:
  
  
  
    Handle(IGESData_NodeOfWriterLib) thelist;
    Handle(IGESData_NodeOfWriterLib) thecurr;
  
  
  };
  
  
  
  
  
  
  
  #endif // _IGESData_WriterLib_HeaderFile
  