/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */

/* libwpd

 * Version: MPL 2.0 / LGPLv2.1+

 *

 * This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/.

 *

 * Major Contributor(s):

 * Copyright (C) 2005 Fridrich Strba (fridrich.strba@bluewin.ch)

 *

 * For minor contributions see the git repository.

 *

 * Alternatively, the contents of this file may be used under the terms

 * of the GNU Lesser General Public License Version 2.1 or later

 * (LGPLv2.1+), in which case the provisions of the LGPLv2.1+ are

 * applicable instead of those above.

 *

 * For further information visit http://libwpd.sourceforge.net

 */

/* "This product is not manufactured, approved, or supported by

 * Corel Corporation or Corel Corporation Limited."

 */

#include <math.h>

#include "WP3FootnoteEndnoteGroup.h"

#include "WP3FileStructure.h"

#include "WP3Parser.h"

WP3FootnoteEndnoteGroup::WP3FootnoteEndnoteGroup(librevenge::RVNGInputStream *input, WPXEncryption *encryption) :

  WP3VariableLengthGroup(),

  m_subDocument()

{

  _read(input, encryption);

}

WP3FootnoteEndnoteGroup::~WP3FootnoteEndnoteGroup()

{

}

void WP3FootnoteEndnoteGroup::_readContents(librevenge::RVNGInputStream *input, WPXEncryption *encryption)

{

  int tmpSizeOfNote = getSize() - 8;

  input->seek(25, librevenge::RVNG_SEEK_CUR);

  tmpSizeOfNote -= 25;

  unsigned tmpNumOfPages = readU16(input, encryption, true);

  tmpSizeOfNote -= 2;

  input->seek(4*tmpNumOfPages, librevenge::RVNG_SEEK_CUR);

  tmpSizeOfNote -= 4*tmpNumOfPages;

  unsigned tmpNumBreakTableEntries = readU16(input, encryption, true);

  tmpSizeOfNote -= 2;

  input->seek(6*tmpNumBreakTableEntries, librevenge::RVNG_SEEK_CUR);

  tmpSizeOfNote -= 6*tmpNumBreakTableEntries;

  // here we skipped all the useless junk and we are at the beginning of the

  // actual subdocument. tmpSizeOfNote should give the size in bytes of the

  // subdocument

  if (tmpSizeOfNote > 0)

    m_subDocument.reset(new WP3SubDocument(input, encryption, (unsigned)tmpSizeOfNote));

}

void WP3FootnoteEndnoteGroup::parse(WP3Listener *listener)

{

  WPD_DEBUG_MSG(("WordPerfect: handling a Footnote/Endnote group\n"));

  switch (getSubGroup())

  {

  case WP3_FOOTNOTE_ENDNOTE_GROUP_FOOTNOTE_FUNCTION:

    listener->insertNote(FOOTNOTE, m_subDocument.get());

    break;

  case WP3_FOOTNOTE_ENDNOTE_GROUP_ENDNOTE_FUNCTION:

    listener->insertNote(ENDNOTE, m_subDocument.get());

    break;

  default: // something else we don't support, since it isn't in the docs

    break;

  }

}

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