Files
core/ASCOfficePPTFile/PPTFormatLib/Reader/Records.h
2017-06-23 19:50:43 +03:00

313 lines
9.9 KiB
C++
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

/*
* (c) Copyright Ascensio System SIA 2010-2017
*
* 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 "PPTFileDefines.h"
#include "../Reader/ReadStructures.h"
#include "../../../ASCOfficePPTXFile/Editor/Drawing/Shapes/BaseShape/PPTShape/Enums.h"
#include "../../../ASCOfficeXlsFile2/source/XlsFormat/Binary/CFStream.h"
#include "../../../Common/3dParty/pole/pole.h"
#include "../../../OfficeCryptReader/source/CryptTransform.h"
using namespace NSPresentationEditor;
using namespace XLS;
class SRecordHeader
{
public:
unsigned char RecVersion;
unsigned short RecInstance;
unsigned short RecType;
_UINT32 RecLen;
void Clear()
{
RecVersion = 0;
RecInstance = 0;
RecType = 0;
RecLen = 0;
}
SRecordHeader()
{
Clear();
}
bool ReadFromStream(const CFStreamPtr &pStream)
{
Clear();
if (pStream->isEOF()) return FALSE;
POLE::uint64 nRd = 0;
unsigned short rec =0;
pStream->read((unsigned char*)&(rec), 2);
RecInstance = rec >> 4;
RecVersion = rec - (RecInstance << 4);
*pStream >> RecType >> RecLen;
unsigned long sz = pStream->getStreamSize() - pStream->getStreamPointer();
if (RecLen > sz )
{
RecLen = sz;
}
return true;
}
bool ReadFromStream(POLE::Stream * pStream)
{
Clear();
if (!pStream) return false;
POLE::uint64 nRd = 0;
unsigned short rec =0;
nRd = pStream->read((unsigned char*)&(rec), 2);
if (nRd != 2) return false;
RecInstance = rec >> 4;
RecVersion = rec - (RecInstance<<4);
nRd = pStream->read((unsigned char*)&(RecType), 2);
nRd = pStream->read((unsigned char*)&(RecLen), 4);
POLE::uint64 sz = pStream->size() - pStream->tell();
if (RecLen > sz )
{
RecLen = (UINT)sz;
}
return true;
}
bool IsContainer()
{
/*if ((RecVersion == PSFLAG_CONTAINER) || ((RecVersion & 0x0F) == 0x0F))
{
return TRUE;
}*/
if (1064 == RecType)
return false;
if (RecVersion == 0x0F)
{
return true;
}
return false;
}
SRecordHeader& operator =(const SRecordHeader& oSrc)
{
RecVersion = oSrc.RecVersion;
RecInstance = oSrc.RecInstance;
RecType = oSrc.RecType;
RecLen = oSrc.RecLen;
return (*this);
}
};
class IRecord
{
public:
SRecordHeader m_oHeader;
public:
virtual ~IRecord(){}
virtual void ReadFromStream(SRecordHeader & oHeader, const CFStreamPtr &pStream) = 0;
virtual void ReadFromStream(SRecordHeader & oHeader, POLE::Stream* pStream) = 0;
};
class CUnknownRecord : public IRecord
{
// этот класс - просто для того, чтобы нигде не проверять,
// реализована ли у нас такая запись
public:
CUnknownRecord()
{
}
~CUnknownRecord()
{
}
virtual void ReadFromStream(SRecordHeader & oHeader, const CFStreamPtr &pStream)
{
m_oHeader = oHeader;
pStream->seekFromCurForward(m_oHeader.RecLen);
}
virtual void ReadFromStream(SRecordHeader & oHeader, POLE::Stream* pStream)
{
m_oHeader = oHeader;
StreamUtils::StreamSkip((long)m_oHeader.RecLen, pStream);
}
std::wstring ReadStringW(const CFStreamPtr &pStream, int size);
std::string ReadStringA(const CFStreamPtr &pStream, int size);
};
IRecord* CreateByType(SRecordHeader oHeader);
class CRecordsContainer : public CUnknownRecord
{
protected:
std::vector<IRecord*> m_arRecords;
public:
CRecordsContainer() : m_arRecords()
{
}
virtual ~CRecordsContainer()
{
Clear();
}
void Clear()
{
size_t nCount = m_arRecords.size();
while(0 != nCount)
{
if (NULL != m_arRecords[nCount-1])
delete m_arRecords[nCount-1];
m_arRecords.pop_back();
--nCount;
}
}
virtual void ReadFromStream(SRecordHeader & oHeader, const CFStreamPtr &pStream);
virtual void ReadFromStream(SRecordHeader & oHeader, POLE::Stream* pStream);
template <typename T>
void GetRecordsByType(std::vector<T>* pArray, bool bIsChild, bool bOnlyFirst = false)
{
if (NULL == pArray)
return;
// возвращаем указатели, их не удалять наверху!!!!
for (size_t nIndex = 0; nIndex < m_arRecords.size(); ++nIndex)
{
T pRec = dynamic_cast<T>(m_arRecords[nIndex]);
if (NULL != pRec)
{
pArray->push_back(pRec);
if (bOnlyFirst)
{
return;
}
}
else if ((bIsChild) && (m_arRecords[nIndex]->m_oHeader.IsContainer()))
{
CRecordsContainer* pContainer = dynamic_cast<CRecordsContainer*>(m_arRecords[nIndex]);
if (NULL != pContainer)
{
pContainer->GetRecordsByType(pArray, bIsChild, bOnlyFirst);
}
}
}
}
};
/**************************************************************
контейнеры... (по идее они не нужны, потом можно убрать)
**************************************************************/
/*
class CRecordDocument : public CRecordsContainer {};
class CRecordEnvironment : public CRecordsContainer {};
class CRecordExAviMovie : public CRecordsContainer {};
class CRecordExCDAudio : public CRecordsContainer {};
class CRecordExControl : public CRecordsContainer {};
class CRecordExEmbed : public CRecordsContainer {};
class CRecordExHyperlink : public CRecordsContainer {};
class CRecordExHyperlink9 : public CRecordsContainer {};
class CRecordExLink : public CRecordsContainer {};
class CRecordExMCIMovie : public CRecordsContainer {};
class CRecordExMIDIAudio : public CRecordsContainer {};
class CRecordExObjList : public CRecordsContainer {};
class CRecordExOleObjStg : public CRecordsContainer {};
class CRecordExQuickTimeMovie : public CRecordsContainer {};
class CRecordExVideo : public CRecordsContainer {};
class CRecordExWAVAudioEmbedded : public CRecordsContainer {};
class CRecordExWAVAudioLink : public CRecordsContainer {};
class CRecordFontCollection : public CRecordsContainer {};
class CRecordFontCollection10 : public CRecordsContainer {};
class CRecordHandout : public CRecordsContainer {};
class CRecordHeadersFooters : public CRecordsContainer {};
class CRecordHTMLPublishInfo : public CRecordsContainer {};
class CRecordInteractiveInfo : public CRecordsContainer {};
class CRecordList : public CRecordsContainer {};
class CRecordMainMaster : public CRecordsContainer {};
class CRecordMsofbtClientData : public CRecordsContainer {};
class CRecordNamedShow : public CRecordsContainer {};
class CRecordNamedShows : public CRecordsContainer {};
class CRecordNotes : public CRecordsContainer {};
class CRecordNotesTextViewInfo : public CRecordsContainer {};
class CRecordOutlineTextProps9 : public CRecordsContainer {};
class CRecordOutlineTextProps10 : public CRecordsContainer {};
class CRecordOutlineTextProps11 : public CRecordsContainer {};
class CRecordOutlineViewInfo : public CRecordsContainer {};
class CRecordParaBuild : public CRecordsContainer {};
class CRecordProgBinaryTag : public CRecordsContainer {};
class CRecordProgStringTag : public CRecordsContainer {};
class CRecordProgTags : public CRecordsContainer {};
class CRecordSlide : public CRecordsContainer {};
class CRecordSlideListTable10 : public CRecordsContainer {};
class CRecordSlideListWithText : public CRecordsContainer {};
class CRecordSlideSyncInfo12 : public CRecordsContainer {};
class CRecordSlideViewInfo : public CRecordsContainer {};
class CRecordSorterViewInfo : public CRecordsContainer {};
class CRecordSound : public CRecordsContainer {};
class CRecordSoundCollection : public CRecordsContainer {};
class CRecordSrKinsoku : public CRecordsContainer {};
class CRecordSummary : public CRecordsContainer {};
class CRecordVBAInfo : public CRecordsContainer {};
*/
/********************************************************************************
создаем по типу (остальные будем добавлять по мере необходимости)
********************************************************************************/
//-------------------------------------------------------------------------------
#define CREATE_BY_TYPE(RECORD_TYPE, CLASS_RECORD_NAME) \
case RECORD_TYPE: { pRecord = new CLASS_RECORD_NAME(); break; } \
//-------------------------------------------------------------------------------