starmath/source/eqnolefilehdr.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include "eqnolefilehdr.hxx"
  21 #include <sot/storage.hxx>
  22
  23
  24 bool GetMathTypeVersion( SotStorage* pStor, sal_uInt8 &nVersion )
  25 {
  26     sal_uInt8 nVer = 0;
  27     bool bSuccess = false;
  28
  29
  30     // code snippet copied from MathType::Parse
  31
  32     tools::SvRef<SotStorageStream> xSrc = pStor->OpenSotStream(
  33         "Equation Native",
  34         StreamMode::STD_READ);
  35     if ( (!xSrc.is()) || (ERRCODE_NONE != xSrc->GetError()))
  36         return bSuccess;
  37     SotStorageStream *pS = xSrc.get();
  38     pS->SetEndian( SvStreamEndian::LITTLE );
  39
  40     EQNOLEFILEHDR aHdr;
  41     aHdr.Read(pS);
  42     pS->ReadUChar( nVer );
  43
  44     if (!pS->GetError())
  45     {
  46         nVersion = nVer;
  47         bSuccess = true;
  48     }
  49     return bSuccess;
  50 }
  51
  52
  53 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */