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DocumentServer-v-9.2.0/core/DjVuFile/DjVu.cpp
Yajbir Singh f1b860b25c
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updated
2025-12-11 19:03:17 +05:30

136 lines
4.3 KiB
C++

/*
* (c) Copyright Ascensio System SIA 2010-2023
*
* 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 20A-6 Ernesta Birznieka-Upish
* street, Riga, Latvia, EU, LV-1050.
*
* 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 "DjVu.h"
#include "DjVuFileImplementation.h"
CDjVuFile::CDjVuFile(NSFonts::IApplicationFonts* pFonts)
{
m_pImplementation = new CDjVuFileImplementation(pFonts);
}
CDjVuFile::~CDjVuFile()
{
if (m_pImplementation)
delete m_pImplementation;
}
bool CDjVuFile::LoadFromFile(const std::wstring& file, const std::wstring& options,
const std::wstring& owner_password, const std::wstring& user_password)
{
if (m_pImplementation)
return m_pImplementation->LoadFromFile(file, options);
return false;
}
bool CDjVuFile::LoadFromMemory(BYTE* data, DWORD length, const std::wstring& options,
const std::wstring& owner_password, const std::wstring& user_password)
{
if (m_pImplementation)
return m_pImplementation->LoadFromMemory(data, length, options);
return false;
}
void CDjVuFile::Close()
{
if (m_pImplementation)
m_pImplementation->Close();
}
OfficeDrawingFileType CDjVuFile::GetType()
{
return odftDJVU;
}
NSFonts::IApplicationFonts* CDjVuFile::GetFonts()
{
return m_pImplementation->GetFonts();
}
std::wstring CDjVuFile::GetTempDirectory()
{
return m_pImplementation ? m_pImplementation->GetTempDirectory() : L"";
}
void CDjVuFile::SetTempDirectory(const std::wstring& wsDirectory)
{
if (m_pImplementation)
m_pImplementation->SetTempDirectory(wsDirectory);
}
int CDjVuFile::GetPagesCount()
{
if (m_pImplementation)
return m_pImplementation->GetPagesCount();
return 0;
}
void CDjVuFile::GetPageInfo(int nPageIndex, double* pdWidth, double* pdHeight, double* pdDpiX, double* pdDpiY)
{
if (m_pImplementation)
m_pImplementation->GetPageInfo(nPageIndex, pdWidth, pdHeight, pdDpiX, pdDpiY);
}
void CDjVuFile::DrawPageOnRenderer(IRenderer* pRenderer, int nPageIndex, bool* pBreak, COfficeDrawingPageParams* pParams)
{
if (m_pImplementation)
m_pImplementation->DrawPageOnRenderer(pRenderer, nPageIndex, pBreak);
}
std::wstring CDjVuFile::GetInfo()
{
if (m_pImplementation)
return m_pImplementation->GetInfo();
return L"";
}
void CDjVuFile::ConvertToPdf(const std::wstring& wsDstPath)
{
if (m_pImplementation)
m_pImplementation->ConvertToPdf(wsDstPath);
}
BYTE* CDjVuFile::GetStructure()
{
if (m_pImplementation)
return m_pImplementation->GetStructure();
return NULL;
}
BYTE* CDjVuFile::GetLinks (int nPageIndex)
{
if (m_pImplementation)
return m_pImplementation->GetPageLinks(nPageIndex);
return NULL;
}
unsigned char* CDjVuFile::ConvertToPixels(
int nPageIndex,
int nRasterW, int nRasterH, bool bIsFlip,
NSFonts::IFontManager* pFonts,
int nBackgroundColor, bool bIsDarkMode,
int nBackgroundOpacity)
{
if (m_pImplementation)
return m_pImplementation->ConvertToPixels(nPageIndex, nRasterW, nRasterH, !bIsFlip);
return NULL;
}