// This file is generated by WOK (CPPExt).
// Please do not edit this file; modify original file instead.
// The copyright and license terms as defined for the original file apply to 
// this header file considered to be the "object code" form of the original source.

#ifndef _IGESData_ReadWriteModule_HeaderFile
#define _IGESData_ReadWriteModule_HeaderFile

#include <Standard.hxx>
#include <Standard_DefineHandle.hxx>
#include <Handle_IGESData_ReadWriteModule.hxx>

#include <Interface_ReaderModule.hxx>
#include <Standard_Integer.hxx>
#include <Handle_Interface_FileReaderData.hxx>
#include <Handle_Interface_Check.hxx>
#include <Handle_Standard_Transient.hxx>
#include <Handle_IGESData_IGESEntity.hxx>
#include <Handle_IGESData_IGESReaderData.hxx>
class Standard_DomainError;
class Interface_FileReaderData;
class Interface_Check;
class Standard_Transient;
class IGESData_IGESEntity;
class IGESData_IGESReaderData;
class IGESData_ParamReader;
class IGESData_IGESWriter;


//! Defines basic File Access Module, under the control of
//! IGESReaderTool for Reading and IGESWriter for Writing :
//! Specific actions concern : Read and Write Own Parameters of
//! an IGESEntity.
//! The common parts (Directory Entry, Lists of Associativities
//! and Properties) are processed by IGESReaderTool & IGESWriter
//!
//! Each sub-class of ReadWriteModule is used in conjunction with
//! a sub-class of Protocol from IGESData and processes several
//! types of IGESEntity (typically, them of a package) :
//! The Protocol gives a unique positive integer Case Number for
//! each type of IGESEntity it recognizes, the corresponding
//! ReadWriteModule processes an Entity by using the Case Number
//! to known what is to do
//! On Reading, the general service NewVoid is used to create an
//! IGES Entity the first time
//!
//! Warning : Works with an IGESReaderData which stores "DE parts" of Items
class IGESData_ReadWriteModule : public Interface_ReaderModule
{

public:

  
  //! Translates the Type of record <num> in <data> to a positive
  //! Case Number, or 0 if failed.
  //! Works with IGESReaderData which provides Type & Form Numbers,
  //! and calls CaseIGES (see below)
  Standard_EXPORT   Standard_Integer CaseNum (const Handle(Interface_FileReaderData)& data, const Standard_Integer num)  const;
  
  //! Defines Case Numbers corresponding to the Entity Types taken
  //! into account by a sub-class of ReadWriteModule (hence, each
  //! sub-class of ReadWriteModule has to redefine this method)
  //! Called by CaseNum. Its result will then be used to call
  //! Read, etc ...
  Standard_EXPORT virtual   Standard_Integer CaseIGES (const Standard_Integer typenum, const Standard_Integer formnum)  const = 0;
  
  //! General Read Function. See IGESReaderTool for more info
  Standard_EXPORT   void Read (const Standard_Integer CN, const Handle(Interface_FileReaderData)& data, const Standard_Integer num, Handle(Interface_Check)& ach, const Handle(Standard_Transient)& ent)  const;
  
  //! Reads own parameters from file for an Entity; <PR> gives
  //! access to them, <IR> detains parameter types and values
  //! For each class, there must be a specific action provided
  //! Note that Properties and Associativities Lists are Read by
  //! specific methods (see below), they are called under control
  //! of reading process (only one call) according Stage recorded
  //! in ParamReader
  Standard_EXPORT virtual   void ReadOwnParams (const Standard_Integer CN, const Handle(IGESData_IGESEntity)& ent, const Handle(IGESData_IGESReaderData)& IR, IGESData_ParamReader& PR)  const = 0;
  
  //! Writes own parameters to IGESWriter; defined for each class
  //! (to be redefined for other IGES ReadWriteModules)
  //! Warning : Properties and Associativities are directly managed by
  //! WriteIGES, must not be sent by this method
  Standard_EXPORT virtual   void WriteOwnParams (const Standard_Integer CN, const Handle(IGESData_IGESEntity)& ent, IGESData_IGESWriter& IW)  const = 0;




  DEFINE_STANDARD_RTTI(IGESData_ReadWriteModule)

protected:




private: 




};







#endif // _IGESData_ReadWriteModule_HeaderFile
