Line data    Source code

       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             : #include "OOXMLBinaryObjectReference.hxx"
      20             : #include <string.h>
      21             : 
      22             : namespace writerfilter {
      23             : namespace ooxml
      24             : {
      25             : 
      26             : using namespace ::com::sun::star;
      27             : 
      28           0 : OOXMLBinaryObjectReference::OOXMLBinaryObjectReference
      29             : (OOXMLStream::Pointer_t pStream)
      30           0 : : mpStream(pStream), mbRead(false)
      31             : {
      32           0 : }
      33             : 
      34           0 : OOXMLBinaryObjectReference::~OOXMLBinaryObjectReference()
      35             : {
      36           0 : }
      37             : 
      38           0 : void OOXMLBinaryObjectReference::read()
      39             : {
      40           0 :     sal_uInt32 nMaxReadBytes = 1024*1024;
      41           0 :     uno::Sequence<sal_Int8> aSeq(nMaxReadBytes);
      42             :     uno::Reference<io::XInputStream> xInputStream =
      43           0 :         mpStream->getDocumentStream();
      44             : 
      45           0 :     sal_uInt32 nSize = 0;
      46           0 :     sal_uInt32 nOldSize = 0;
      47           0 :     sal_uInt32 nBytesRead = 0;
      48             : 
      49           0 :     while ((nBytesRead = xInputStream->readSomeBytes(aSeq, nMaxReadBytes)) > 0)
      50             :     {
      51           0 :         nOldSize = nSize;
      52           0 :         nSize += nBytesRead;
      53           0 :         mSequence.realloc(nSize);
      54             : 
      55           0 :         memcpy(&mSequence[nOldSize], aSeq.getArray(), nBytesRead);
      56             :     }
      57             : 
      58           0 :     mbRead = true;
      59           0 : }
      60             : 
      61           0 : void OOXMLBinaryObjectReference::resolve(BinaryObj & rHandler)
      62             : {
      63           0 :     if (! mbRead)
      64           0 :         read();
      65             : 
      66             :     writerfilter::Reference<Properties>::Pointer_t pRef =
      67           0 :         writerfilter::Reference<Properties>::Pointer_t();
      68             : 
      69           0 :     rHandler.data(reinterpret_cast<sal_uInt8 *>(&mSequence[0]),
      70           0 :                   mSequence.getLength(), pRef);
      71           0 : }
      72             : 
      73             : }}
      74             : 
      75             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */