0030380: Exception while reading Step-file

[occt.git] / src / StepData / StepData.cxx

// 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.

//    abv 09.04.99 S4136: eliminate parameter step.readaccept.void
//    svv #2    23.02.00: porting on SIL

#include <Interface_Macros.hxx>
#include <Interface_Static.hxx>
#include <Interface_Statics.hxx>
#include <StepData.hxx>
#include <StepData_DefaultGeneral.hxx>
#include <StepData_FileProtocol.hxx>
#include <StepData_Protocol.hxx>

StaticHandle(StepData_Protocol,proto);
//svv #2: StaticHandle(StepData_DefaultGeneral,stmod);

StaticHandleA(StepData_Protocol,theheader);


    void StepData::Init ()
{
//  InitHandleVoid(StepData_Protocol,proto);
//  InitHandleVoid(StepData_DefaultGeneral,stmod);
//:S4136  Interface_Static::Init("step","step.readaccept.void",'i',"1");
//  if (proto.IsNull()) proto = new StepData_Protocol;
//  if (stmod.IsNull()) stmod = new StepData_DefaultGeneral;
}

    Handle(StepData_Protocol) StepData::Protocol ()
{
  InitHandleVoid(StepData_Protocol,proto);// svv #2
//  UseHandle(StepData_Protocol,proto);
  return proto;
}


    void  StepData::AddHeaderProtocol (const Handle(StepData_Protocol)& header)
{
  InitHandle(StepData_Protocol,theheader);
  if (theheader.IsNull()) theheader = header;
  else {
    DeclareAndCast(StepData_FileProtocol,headmult,theheader);
    if (headmult.IsNull()) {
      headmult = new StepData_FileProtocol;
      headmult->Add(theheader);
    }
    headmult->Add(header);
    theheader = headmult;
  }
}

    Handle(StepData_Protocol) StepData::HeaderProtocol ()
{
  UseHandle(StepData_Protocol,theheader);
  return theheader;
}