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79 lines
2.7 KiB
C++
79 lines
2.7 KiB
C++
/*
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* (c) Copyright Ascensio System SIA 2010-2018
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*
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* This program is a free software product. You can redistribute it and/or
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* modify it under the terms of the GNU Affero General Public License (AGPL)
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* version 3 as published by the Free Software Foundation. In accordance with
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* Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
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* that Ascensio System SIA expressly excludes the warranty of non-infringement
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* of any third-party rights.
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*
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* This program is distributed WITHOUT ANY WARRANTY; without even the implied
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* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For
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* details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
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*
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* You can contact Ascensio System SIA at Lubanas st. 125a-25, Riga, Latvia,
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* EU, LV-1021.
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*
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* The interactive user interfaces in modified source and object code versions
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* of the Program must display Appropriate Legal Notices, as required under
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* Section 5 of the GNU AGPL version 3.
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*
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* Pursuant to Section 7(b) of the License you must retain the original Product
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* logo when distributing the program. Pursuant to Section 7(e) we decline to
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* grant you any rights under trademark law for use of our trademarks.
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*
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* All the Product's GUI elements, including illustrations and icon sets, as
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* well as technical writing content are licensed under the terms of the
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* Creative Commons Attribution-ShareAlike 4.0 International. See the License
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* terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
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*
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*/
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#ifndef _PDF_READER_FONT_FILE_BASE_H
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#define _PDF_READER_FONT_FILE_BASE_H
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namespace PdfReader
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{
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typedef void(*FontFileOutputFunc)(void *pStream, char *sData, int nLen);
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//------------------------------------------------------------------------
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// CFontFileBase
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//------------------------------------------------------------------------
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class CFontFileBase
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{
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public:
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virtual ~CFontFileBase();
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protected:
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CFontFileBase(char *sFile, int nLen, bool bFreeFileData);
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static char *ReadFile(wchar_t *wsFileName, int *pnFileLen);
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// S = signed / U = unsigned
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// 8/16/32/Var = word length, in bytes
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// BE = big endian
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int GetS8(int nPos, bool *pbSuccess);
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int GetU8(int nPos, bool *pbSuccess);
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int GetS16BE(int nPos, bool *pbSuccess);
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int GetU16BE(int nPos, bool *pbSuccess);
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int GetS32BE(int nPos, bool *pbSuccess);
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unsigned int GetU32BE(int nPos, bool *pbSuccess);
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unsigned int GetUVarBE(int nPos, int nSize, bool *pbSuccess);
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bool CheckRegion(int nPos, int nSize);
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protected:
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unsigned char *m_sFileData;
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unsigned char *m_sFile;
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int m_nLen;
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bool m_bFreeFileData;
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};
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}
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#endif // _PDF_READER_FONT_FILE_BASE_H
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