/*
 * (c) Copyright Ascensio System SIA 2010-2023
 *
 * This program is a free software product. You can redistribute it and/or
 * modify it under the terms of the GNU Affero General Public License (AGPL)
 * version 3 as published by the Free Software Foundation. In accordance with
 * Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
 * that Ascensio System SIA expressly excludes the warranty of non-infringement
 * of any third-party rights.
 *
 * This program is distributed WITHOUT ANY WARRANTY; without even the implied
 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR  PURPOSE. For
 * details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
 *
 * You can contact Ascensio System SIA at 20A-6 Ernesta Birznieka-Upish
 * street, Riga, Latvia, EU, LV-1050.
 *
 * The  interactive user interfaces in modified source and object code versions
 * of the Program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU AGPL version 3.
 *
 * Pursuant to Section 7(b) of the License you must retain the original Product
 * logo when distributing the program. Pursuant to Section 7(e) we decline to
 * grant you any rights under trademark law for use of our trademarks.
 *
 * All the Product's GUI elements, including illustrations and icon sets, as
 * well as technical writing content are licensed under the terms of the
 * Creative Commons Attribution-ShareAlike 4.0 International. See the License
 * terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
 *
 */
#pragma once

#include "CharacterRange.h"
#include "FileInformationBlock.h"

#define GET_CHARS_RANGE(NAME) inline CharacterRange* Get##NAME(int nIndex)\
{\
	if (m_ar##NAME.empty())					return NULL;	\
	if (nIndex < (int)m_ar##NAME.size())	return m_ar##NAME[nIndex];\
	return NULL;	\
}\

namespace DocFileFormat
{
	class HeaderAndFooterTable
	{
	public: 
		HeaderAndFooterTable (FileInformationBlock* fib, POLE::Stream* pTableStream);
		~HeaderAndFooterTable();

		GET_CHARS_RANGE (FirstHeaders);	
		GET_CHARS_RANGE (EvenHeaders);
		GET_CHARS_RANGE (OddHeaders);
		GET_CHARS_RANGE (FirstFooters);
		GET_CHARS_RANGE (EvenFooters);
		GET_CHARS_RANGE (OddFooters);

	inline CharacterRange* GetNextHeaderFooter()
	{
		if (m_nCurrentIndex < m_arCommonHeadersFooters.size())	
			return m_arCommonHeadersFooters[m_nCurrentIndex++];
		
		return NULL;
	}
	private: 
		size_t							m_nCurrentIndex;
		std::vector<CharacterRange*>	m_arCommonHeadersFooters;
	
		std::vector<CharacterRange*> m_arFirstHeaders;
		std::vector<CharacterRange*> m_arEvenHeaders;
		std::vector<CharacterRange*> m_arOddHeaders;
		std::vector<CharacterRange*> m_arFirstFooters;
		std::vector<CharacterRange*> m_arEvenFooters;
		std::vector<CharacterRange*> m_arOddFooters;
	};
}