pdf_object_writer.cpp
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- /*
- * ===========================================================================
- * PRODUCTION $Log: pdf_object_writer.cpp,v $
- * PRODUCTION Revision 1000.2 2004/06/01 21:03:49 gouriano
- * PRODUCTION PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.6
- * PRODUCTION
- * ===========================================================================
- */
- /* $Id: pdf_object_writer.cpp,v 1000.2 2004/06/01 21:03:49 gouriano Exp $
- * ===========================================================================
- *
- * PUBLIC DOMAIN NOTICE
- * National Center for Biotechnology Information
- *
- * This software / database is a "United States Government Work" under the
- * terms of the United States Copyright Act. It was written as part of
- * the author's official duties as a United States Government employee and
- * thus cannot be copyrighted. This software / database is freely available
- * to the public for use. The National Library of Medicine and the U.S.
- * Government have not placed any restriction on its use or reproduction.
- *
- * Although all reasonable efforts have been taken to ensure the accuracy
- * and reliability of the software and data, the NLM and the U.S.
- * Government do not and cannot warrant the performance or results that
- * may be obtained by using this software or data. The NLM and the U.S.
- * Government disclaim all warranties, express or implied, including
- * warranties of performance, merchantability or fitness for any particular
- * purpose.
- *
- * Please cite the author in any work or product based on this material.
- *
- * ===========================================================================
- *
- * Authors: Peter Meric
- *
- * File Description:
- * CPdfObjectWriter - write PDF objects to an output stream
- */
- #include <ncbi_pch.hpp>
- #include "pdf_object_writer.hpp"
- #include "pdf_object.hpp"
- #include <algorithm>
- BEGIN_NCBI_SCOPE
- CPdfObjectWriter::CPdfObjectWriter(CNcbiOstream* ostream)
- : m_Strm(ostream)
- {
- }
- CPdfObjectWriter::~CPdfObjectWriter()
- {
- }
- void CPdfObjectWriter::SetOutputStream(CNcbiOstream* ostream)
- {
- m_Strm = ostream;
- }
- void CPdfObjectWriter::x_SaveObjectOffset(const CRef<CPdfObject>& obj)
- {
- ObjOffset off(obj->GetObjNum(), obj->GetGeneration(),
- m_Strm->tellp() - CT_POS_TYPE(0));
- m_ObjOffsets.push_back(off);
- }
- void CPdfObjectWriter::WriteObject(const CRef<CPdfObject>& obj)
- {
- x_SaveObjectOffset(obj);
- *m_Strm << *obj;
- }
- CT_POS_TYPE CPdfObjectWriter::WriteXRef(unsigned int obj_num)
- {
- const CT_POS_TYPE xref_start = m_Strm->tellp();
- // write the cross - reference
- *m_Strm << "xref" << pdfeol;
- *m_Strm << "0 " << obj_num << pdfeol;
- *m_Strm << setfill('0');
- *m_Strm << setw(10) << 0 << " 65535 f" << pdfeol;
- sort(m_ObjOffsets.begin(), m_ObjOffsets.end(), ObjOffsetCompare());
- ITERATE(vector<ObjOffset>, it, m_ObjOffsets) {
- const ObjOffset& off = *it;
- *m_Strm << setw(10) << off.m_Offset << ' ';
- *m_Strm << setw(5) << off.m_Generation;
- *m_Strm << " n" << pdfeol;
- }
- return xref_start;
- }
- END_NCBI_SCOPE
- /*
- * ===========================================================================
- * $Log: pdf_object_writer.cpp,v $
- * Revision 1000.2 2004/06/01 21:03:49 gouriano
- * PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.6
- *
- * Revision 1.6 2004/05/21 22:27:50 gorelenk
- * Added PCH ncbi_pch.hpp
- *
- * Revision 1.5 2004/02/20 20:03:27 ucko
- * Fix to compile with stricter implementations of CT_POS_TYPE
- *
- * Revision 1.4 2003/06/25 18:02:51 meric
- * Source rearrangement: move "private" headers into the src/ tree
- *
- * Revision 1.3 2003/06/18 17:25:39 meric
- * Final phase of print reorg: remove dependence on gui/opengl and OpenGL
- *
- * Revision 1.2 2003/06/16 12:44:52 dicuccio
- * Clean-up after initial commit
- *
- * Revision 1.1 2003 / 06 / 13 18:13:56 meric
- * Initial version
- *
- *
- * ===========================================================================
- */