/*
 * (c) Copyright Ascensio System SIA 2010-2014
 *
 * 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 Lubanas st. 125a-25, Riga, Latvia,
 * EU, LV-1021.
 *
 * 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
 *
 */
 #include "Encoding.h"
#include "Utility.h"
#include "X:\AVS\Sources\AVSOfficeStudio\Common\DocxFormat\Source\Common\SimpleTypes_Word.h"


__forceinline const CStringA Encoding::ansi2utf8     (const CStringA &sLine)
{
	return wstring2string( string2wstring( sLine, CP_ACP ), CP_UTF8 );
}


__forceinline const CStringW Encoding::ansi2unicode  (const CStringA &sLine)
{
	return string2wstring( sLine, CP_ACP );
}


__forceinline const CStringA Encoding::utf82ansi     (const CStringA &sLine)
{
	return wstring2string( string2wstring( sLine, CP_UTF8 ), CP_ACP );
}


__forceinline const CStringW Encoding::utf82unicode  (const CStringA &sLine)
{
	return string2wstring( sLine, CP_UTF8 );
}


__forceinline const CStringA Encoding::unicode2ansi  (const CStringW &sLine)
{
	return wstring2string( sLine, CP_ACP );
}


__forceinline const CStringA Encoding::unicode2utf8  (const CStringW &sLine)
{
	return wstring2string( sLine, CP_UTF8 );
}


__forceinline const CStringA Encoding::wstring2string(const CStringW &sLine, const unsigned int unCodePage)
{
	const int nSize = WideCharToMultiByte( unCodePage, 0, sLine.GetString(), sLine.GetLength(), NULL, 0, NULL, NULL );
	char *sTemp = new char[nSize];
	if ( !sTemp )
		return "";
	
	WideCharToMultiByte( unCodePage, 0, sLine.GetString(), sLine.GetLength(), sTemp, nSize, NULL, NULL );

	CStringA sResult( sTemp );
	delete []sTemp;

	return sResult;
}


__forceinline const CStringW Encoding::string2wstring(const CStringA &sLine, const unsigned int unCodePage)
{
	const int nSize = MultiByteToWideChar( unCodePage, 0, sLine.GetString(), sLine.GetLength(), NULL, 0 );

	wchar_t *sTemp = new wchar_t[nSize];
	if ( !sTemp )
		return _T("");

	MultiByteToWideChar( unCodePage, 0, sLine.GetString(), sLine.GetLength(), sTemp, nSize );

	CStringW sResult( sTemp );
	delete []sTemp;

	return sResult;
}