DocumentServer/ActiveX/ASCOfficeDocxFile2/Foreign/StringWriter.h
nikolay ivanov a8be6b9e72 init repo
2014-07-05 18:22:49 +00:00

170 lines
4 KiB
C++

/*
* (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
*
*/
#pragma once
#include "../../Common/DocxFormat/Source/DocxFormat/File.h"
static wchar_t g_wc_amp = wchar_t('&');
static wchar_t g_wc_apos = wchar_t('\'');
static wchar_t g_wc_lt = wchar_t('<');
static wchar_t g_wc_qt = wchar_t('>');
static wchar_t g_wc_quot = wchar_t('\"');
static _bstr_t g_bstr_amp = L"&amp;";
static _bstr_t g_bstr_apos = L"&apos;";
static _bstr_t g_bstr_lt = L"&lt;";
static _bstr_t g_bstr_qt = L"&gt;";
static _bstr_t g_bstr_quot = L"\"";
static _bstr_t g_bstr_mdash = L"&mdash;";
namespace NSCommon
{
class CStringWriter
{
private:
wchar_t* m_pData;
size_t m_lSize;
wchar_t* m_pDataCur;
size_t m_lSizeCur;
public:
CStringWriter()
{
m_pData = NULL;
m_lSize = 0;
m_pDataCur = m_pData;
m_lSizeCur = m_lSize;
}
~CStringWriter()
{
RELEASEMEM(m_pData);
}
__forceinline void AddSize(size_t nSize, const size_t nSizeMin = 1000)
{
if (NULL == m_pData)
{
m_lSize = max(nSize, nSizeMin);
m_pData = (wchar_t*)malloc(m_lSize * sizeof(wchar_t));
m_lSizeCur = 0;
m_pDataCur = m_pData;
return;
}
if ((m_lSizeCur + nSize) > m_lSize)
{
while ((m_lSizeCur + nSize) > m_lSize)
{
m_lSize *= 2;
}
wchar_t* pRealloc = (wchar_t*)realloc(m_pData, m_lSize * sizeof(wchar_t));
if (NULL != pRealloc)
{
m_pData = pRealloc;
m_pDataCur = m_pData + m_lSizeCur;
}
else
{
wchar_t* pMalloc = (wchar_t*)malloc(m_lSize * sizeof(wchar_t));
memcpy(pMalloc, m_pData, m_lSizeCur * sizeof(wchar_t));
free(m_pData);
m_pData = pMalloc;
m_pDataCur = m_pData + m_lSizeCur;
}
}
}
public:
inline void WriteString(wchar_t* pString, size_t& nLen)
{
AddSize(nLen);
memcpy(m_pDataCur, pString, nLen << 1);
m_pDataCur += nLen;
m_lSizeCur += nLen;
}
inline void WriteString(CString& sString)
{
size_t nLen = (size_t)sString.GetLength();
#ifdef _UNICODE
WriteString(sString.GetBuffer(), nLen);
#else
CStringW str = (CStringW)sString;
WriteString(str.GetBuffer(), nLen);
#endif
}
inline size_t GetCurSize()
{
return m_lSizeCur;
}
inline void Write(CStringWriter& oWriter)
{
WriteString(oWriter.m_pData, oWriter.m_lSizeCur);
}
inline void Clear()
{
RELEASEMEM(m_pData);
m_pData = NULL;
m_lSize = 0;
m_pDataCur = m_pData;
m_lSizeCur = 0;
}
inline void ClearNoAttack()
{
m_pDataCur = m_pData;
m_lSizeCur = 0;
}
CString GetData()
{
CString str(m_pData, (int)m_lSizeCur);
return str;
}
};
}