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
  25
  26
  27 bool GetMathTypeVersion( SotStorage* pStor, sal_uInt8 &nVersion )
  28 {
  29     sal_uInt8 nVer = 0;
  30     bool bSuccess = false;
  31
  32
  33     // code snippet copied from MathType::Parse
  34
  35     tools::SvRef<SotStorageStream> xSrc = pStor->OpenSotStream(
  36         OUString("Equation Native"),
  37         STREAM_STD_READ | StreamMode::NOCREATE);
  38     if ( (!xSrc.Is()) || (SVSTREAM_OK != xSrc->GetError()))
  39         return bSuccess;
  40     SotStorageStream *pS = &xSrc;
  41     pS->SetEndian( SvStreamEndian::LITTLE );
  42
  43     EQNOLEFILEHDR aHdr;
  44     aHdr.Read(pS);
  45     pS->ReadUChar( nVer );
  46
  47     if (!pS->GetError())
  48     {
  49         nVersion = nVer;
  50         bSuccess = true;
  51     }
  52     return bSuccess;
  53 }
  54
  55
  56
  57 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */