init repo

ActiveX/ASCOfficeDocxFile2/Foreign/StringWriter.h

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+/*
+ * (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;
+		}
+	};
+}