/////////////////////////////////////////////////////////////////////////////// 
// Copyright (C) 2002-2025, Open Design Alliance (the "Alliance"). 
// All rights reserved. 
// 
// This software and its documentation and related materials are owned by 
// the Alliance. The software may only be incorporated into application 
// programs owned by members of the Alliance, subject to a signed 
// Membership Agreement and Supplemental Software License Agreement with the
// Alliance. The structure and organization of this software are the valuable  
// trade secrets of the Alliance and its suppliers. The software is also 
// protected by copyright law and international treaty provisions. Application  
// programs incorporating this software must include the following statement 
// with their copyright notices:
//   
//   This application incorporates Open Design Alliance software pursuant to a license 
//   agreement with Open Design Alliance.
//   Open Design Alliance Copyright (C) 2002-2025 by Open Design Alliance. 
//   All rights reserved.
//
// By use of this software, its documentation or related materials, you 
// acknowledge and accept the above terms.
///////////////////////////////////////////////////////////////////////////////




#ifndef OD_DBPLACEHOLDER_H
#define OD_DBPLACEHOLDER_H

#include "TD_PackPush.h"

#include "DbObject.h"
#include "DwgDeclareMembers.h"

/** \details
  This class implements Placeholder objects in an OdDbDatabase instance.
  
    
  \remarks
  Placeholder objects are designed to be added to dictionaries,
  providing Object IDs that can be linked to dictionary keys. They are used in the
  Plot Style Name dictionary.

  <group OdDb_Classes>
*/
class TOOLKIT_EXPORT OdDbPlaceHolder : public OdDbObject
{
public:
  DWGMAP_DECLARE_MEMBERS(OdDbPlaceHolder);

  OdDbPlaceHolder();
  
  virtual OdResult dxfInFields(
    OdDbDxfFiler* pFiler);

  virtual void dxfOutFields(
    OdDbDxfFiler* pFiler) const;

  /*
  virtual void subWblockClone(OdDbIdMapping& idMap) const;
  */
};

/** \details
  This template class is a specialization of the OdSmartPtr class for OdDbPlaceHolder object pointers.
*/
typedef OdSmartPtr<OdDbPlaceHolder> OdDbPlaceHolderPtr;

#include "TD_PackPop.h"

#endif