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DocumentServer-v-9.2.0/core/OOXML/PPTXFormat/Logic/UniFill.cpp
Yajbir Singh f1b860b25c
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updated
2025-12-11 19:03:17 +05:30

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18 KiB
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/*
* (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 "UniFill.h"
#include "../../SystemUtility/File.h"
#include "../../../DesktopEditor/common/File.h"
#include "../../../DesktopEditor/raster/ImageFileFormatChecker.h"
namespace PPTX
{
namespace Logic
{
UniFill::UniFill()
{
m_type = notInit;
Fill.reset();
}
OOX::EElementType UniFill::getType() const
{
if (Fill.IsInit())
return Fill->getType();
return OOX::et_Unknown;
}
void UniFill::fromXML(XmlUtils::CXmlLiteReader& oReader)
{
std::wstring name = XmlUtils::GetNameNoNS(oReader.GetName());
if (name == _T("blipFill"))
{
m_type = blipFill;
Fill.reset(CreatePtrXmlContent<Logic::BlipFill>(oReader));
}
else if(name == _T("noFill"))
{
m_type = noFill;
Fill.reset(CreatePtrXmlContent<Logic::NoFill>(oReader));
}
else if(name == _T("solidFill"))
{
m_type = solidFill;
Fill.reset(CreatePtrXmlContent<Logic::SolidFill>(oReader));
}
else if(name == _T("gradFill"))
{
m_type = gradFill;
Fill.reset(CreatePtrXmlContent<Logic::GradFill>(oReader));
}
else if(name == _T("pattFill"))
{
m_type = pattFill;
Fill.reset(CreatePtrXmlContent<Logic::PattFill>(oReader));
}
else if(name == _T("grpFill"))
{
m_type = grpFill;
Fill.reset(CreatePtrXmlContent<Logic::GrpFill>(oReader));
}
else
{
m_type = notInit;
Fill.reset();
}
}
void UniFill::fromXML(XmlUtils::CXmlNode& node)
{
std::wstring name = XmlUtils::GetNameNoNS(node.GetName());
if (name == _T("blipFill"))
{
m_type = blipFill;
Fill.reset(CreatePtrXmlContent<Logic::BlipFill>(node));
}
else if(name == _T("noFill"))
{
m_type = noFill;
Fill.reset(CreatePtrXmlContent<Logic::NoFill>(node));
}
else if(name == _T("solidFill"))
{
m_type = solidFill;
Fill.reset(CreatePtrXmlContent<Logic::SolidFill>(node));
}
else if(name == _T("gradFill"))
{
m_type = gradFill;
Fill.reset(CreatePtrXmlContent<Logic::GradFill>(node));
}
else if(name == _T("pattFill"))
{
m_type = pattFill;
Fill.reset(CreatePtrXmlContent<Logic::PattFill>(node));
}
else if(name == _T("grpFill"))
{
m_type = grpFill;
Fill.reset(CreatePtrXmlContent<Logic::GrpFill>(node));
}
else
{
m_type = notInit;
Fill.reset();
}
}
void UniFill::GetFillFrom(XmlUtils::CXmlNode& element)
{
std::vector<XmlUtils::CXmlNode> oNodes;
if (element.GetNodes(_T("*"), oNodes))
{
size_t nCount = oNodes.size();
for (size_t i = 0; i < nCount; ++i)
{
XmlUtils::CXmlNode& oNode = oNodes[i];
std::wstring strName = XmlUtils::GetNameNoNS(oNode.GetName());
if (_T("blipFill") == strName)
{
m_type = blipFill;
Fill.reset(CreatePtrXmlContent<Logic::BlipFill>(oNode));
return;
}
if (_T("noFill") == strName)
{
m_type = noFill;
Fill.reset(CreatePtrXmlContent<Logic::NoFill>(oNode));
return;
}
if (_T("solidFill") == strName)
{
m_type = solidFill;
Fill.reset(CreatePtrXmlContent<Logic::SolidFill>(oNode));
return;
}
if (_T("gradFill") == strName)
{
m_type = gradFill;
Fill.reset(CreatePtrXmlContent<Logic::GradFill>(oNode));
return;
}
if (_T("pattFill") == strName)
{
m_type = pattFill;
Fill.reset(CreatePtrXmlContent<Logic::PattFill>(oNode));
return;
}
if (_T("grpFill") == strName)
{
m_type = grpFill;
Fill.reset(CreatePtrXmlContent<Logic::GrpFill>(oNode));
return;
}
}
}
m_type = notInit;
Fill.reset();
}
void UniFill::fromPPTY(NSBinPptxRW::CBinaryFileReader* pReader)
{
LONG read_start = pReader->GetPos();
LONG read_end = read_start + pReader->GetLong() + 4;
m_type = notInit;
if (pReader->GetPos() < read_end)
{
BYTE _type = pReader->GetUChar();
LONG _e = pReader->GetPos() + pReader->GetRecordSize() + 4;
switch (_type)
{
case FILL_TYPE_BLIP:
{
pReader->Skip(1);
PPTX::Logic::BlipFill* pFill = new PPTX::Logic::BlipFill();
pFill->m_namespace = _T("a");
while (true)
{
BYTE _at = pReader->GetUChar_TypeNode();
if (_at == NSBinPptxRW::g_nodeAttributeEnd)
break;
switch (_at)
{
case 0:
pReader->Skip(4); // dpi
break;
case 1:
pReader->Skip(1); // rotWithShape
break;
default:
break;
}
}
while (pReader->GetPos() < _e)
{
BYTE rec = pReader->GetUChar();
switch (rec)
{
case 0:
{
LONG _s2 = pReader->GetPos();
LONG _e2 = _s2 + pReader->GetLong() + 4;
pReader->Skip(1);
while (true)
{
BYTE _at = pReader->GetUChar_TypeNode();
if (NSBinPptxRW::g_nodeAttributeEnd == _at)
break;
if (_at == 0)
pReader->Skip(1);
}
while (pReader->GetPos() < _e2)
{
BYTE _t = pReader->GetUChar();
switch (_t)
{
case 0:
case 1:
{
// id. embed / link
pReader->Skip(4);
}break;
case 10:
case 11:
{
// id. embed / link
pReader->GetString2();
}break;
case 2:
{
if (!pFill->blip.is_init())
pFill->blip = new PPTX::Logic::Blip();
pReader->Skip(4);
ULONG count_effects = pReader->GetULong();
for (ULONG _eff = 0; _eff < count_effects; ++_eff)
{
pReader->Skip(1); // type
pFill->blip->Effects.push_back(UniEffect());
pFill->blip->Effects.back().fromPPTY(pReader);
if (false == pFill->blip->Effects.back().is_init())
{
pFill->blip->Effects.pop_back();
}
}
}break;
case 3:
{
pReader->Skip(6); // len + start attributes + type
// -------------------
std::wstring strUrl = pReader->GetString2(true);
std::wstring strTempFile;
std::wstring strOrigBase64;
if (0 == strUrl.find(_T("data:")))
{
bool bBase64 = false;
strOrigBase64 = strUrl;
int nFind = (int)strUrl.find(_T(","));
std::wstring sImageExtension;
std::wstring sFormatDataString = XmlUtils::GetLower(strUrl.substr(5, nFind - 5));
{
int nFind1 = (int)sFormatDataString.find(_T("base64"));
if (nFind1 >=0 ) bBase64 = true;
nFind1 = (int)sFormatDataString.find(_T("image/"));
if (nFind1>=0)
{
int nFind2 = (int)sFormatDataString.find(_T(";"));
if (nFind2 < 0) nFind2 = (int)sFormatDataString.length();
sImageExtension = sFormatDataString.substr(nFind1 + 6, nFind2 - 6 - nFind1);
}
}
strUrl.erase(0, nFind + 1);
std::string __s = std::string(strUrl.begin(), strUrl.end());
int len =(int)__s.length();
BYTE* pDstBuffer = NULL;
int dstLen = 0;
if (true)//(bBase64)
{
bBase64 = true;
int dstLenTemp = Base64::Base64DecodeGetRequiredLength(len);
pDstBuffer = new BYTE[dstLenTemp];
dstLen = dstLenTemp;
Base64::Base64Decode(__s.c_str(), len, pDstBuffer, &dstLen);
}
else
{
pDstBuffer = (BYTE*) __s.c_str();
dstLen = len;
}
CImageFileFormatChecker checker;
std::wstring detectImageExtension = checker.DetectFormatByData(pDstBuffer, dstLen);
if (false == detectImageExtension.empty())
{
sImageExtension = detectImageExtension;
//папки media может не быть в случае, когда все картинки base64(поскольку файл временный, папку media не создаем)
std::wstring tempFilePath = pReader->m_strFolder + FILE_SEPARATOR_STR;
OOX::CPath pathTemp = NSFile::CFileBinary::CreateTempFileWithUniqueName(tempFilePath, _T("img")) + _T(".") + sImageExtension;
NSFile::CFileBinary oTempFile;
oTempFile.CreateFile(pathTemp.GetPath());
oTempFile.WriteFile((void*)pDstBuffer, (DWORD)dstLen);
oTempFile.CloseFile();
strUrl = strTempFile =pathTemp.GetPath(); // strTempFile для удаления
if (bBase64)
{
RELEASEARRAYOBJECTS(pDstBuffer);
}
}
else
{// бяка
strUrl.clear();
}
}
else
{
if (0 != strUrl.find(_T("http:")) &&
0 != strUrl.find(_T("https:")) &&
0 != strUrl.find(_T("ftp:")) &&
0 != strUrl.find(_T("file:")))
{
if (0 == strUrl.find(_T("theme")))
{
strUrl = pReader->m_strFolderExternalThemes + FILE_SEPARATOR_STR + strUrl;
}
else
{
strUrl = pReader->m_strFolder + FILE_SEPARATOR_STR + _T("media") + FILE_SEPARATOR_STR + strUrl;
}
}
}
// -------------------
NSBinPptxRW::_relsGeneratorInfo oRelsGeneratorInfo = pReader->m_pRels->WriteImage(strUrl, pFill->additionalFiles, pFill->oleData, strOrigBase64);
// -------------------
if (!strTempFile.empty())
{
CDirectory::DeleteFile(strTempFile);
}
// -------------------
if (!pFill->blip.is_init())
pFill->blip = new PPTX::Logic::Blip();
pFill->blip->embed = new OOX::RId(oRelsGeneratorInfo.nImageRId);
pFill->blip->imageFilepath = oRelsGeneratorInfo.sFilepathImage;
if (pFill->blip.is_init())
pFill->blip->m_namespace = _T("a");
if(oRelsGeneratorInfo.nOleRId > 0)
{
pFill->blip->oleRid = OOX::RId((size_t)oRelsGeneratorInfo.nOleRId).get();
pFill->blip->oleFilepathBin = oRelsGeneratorInfo.sFilepathOle;
}
if(oRelsGeneratorInfo.nMediaRId > 0)
{
pFill->blip->mediaRid = OOX::RId((size_t)oRelsGeneratorInfo.nMediaRId).get();
pFill->blip->mediaFilepath = oRelsGeneratorInfo.sFilepathMedia;
}
pReader->Skip(1); // end attribute
}break;
default:
{
pReader->SkipRecord();
}break;
}
}
pReader->Seek(_e2);
}break;
case 1:
{
pFill->srcRect = new PPTX::Logic::Rect();
pFill->srcRect->m_name = L"a:srcRect";
pFill->srcRect->fromPPTY(pReader);
}break;
case 2:
{
pFill->tile = new PPTX::Logic::Tile();
pFill->tile->fromPPTY(pReader);
}break;
case 3:
{
pFill->stretch = new PPTX::Logic::Stretch();
pFill->stretch->fromPPTY(pReader);
}break;
default:
{
pReader->SkipRecord();
}
}
}
m_type = blipFill;
Fill = pFill;
break;
}
case FILL_TYPE_GRAD:
{
pReader->Skip(1);
PPTX::Logic::GradFill* pFill = new PPTX::Logic::GradFill();
pFill->m_namespace = _T("a");
while (true)
{
BYTE _at = pReader->GetUChar_TypeNode();
if (_at == NSBinPptxRW::g_nodeAttributeEnd)
break;
switch (_at)
{
case 0:
pFill->flip = pReader->GetUChar();
break;
case 1:
pFill->rotWithShape = pReader->GetBool();
break;
default:
break;
}
}
while (pReader->GetPos() < _e)
{
BYTE rec = pReader->GetUChar();
switch (rec)
{
case 0:
{
LONG _s1 = pReader->GetPos();
LONG _e1 = _s1 + pReader->GetLong() + 4;
ULONG _count = pReader->GetULong();
for (ULONG i = 0; i < _count; ++i)
{
if (pReader->GetPos() >= _e1)
break;
pReader->Skip(1); // type
pReader->Skip(4); // len
size_t _countGs = pFill->GsLst.size();
pFill->GsLst.push_back(Gs());
pReader->Skip(1); // start attr
pReader->Skip(1); // pos type
pFill->GsLst[_countGs].pos = pReader->GetLong();
pReader->Skip(1); // end attr
pReader->Skip(1);
pFill->GsLst[_countGs].color.fromPPTY(pReader);
}
pReader->Seek(_e1);
}break;
case 1:
{
pFill->lin = new PPTX::Logic::Lin();
pFill->lin->fromPPTY(pReader);
}break;
case 2:
{
pFill->path = new PPTX::Logic::Path();
pFill->path->fromPPTY(pReader);
}break;
case 3:
{
pFill->tileRect = new PPTX::Logic::Rect();
pFill->tileRect->m_name = L"a:tileRect";
pFill->tileRect->fromPPTY(pReader);
}break;
default:
{
pReader->SkipRecord();
}
}
}
m_type = gradFill;
Fill = pFill;
break;
}
case FILL_TYPE_PATT:
{
pReader->Skip(1);
PPTX::Logic::PattFill* pFill = new PPTX::Logic::PattFill();
while (true)
{
BYTE _at = pReader->GetUChar_TypeNode();
if (_at == NSBinPptxRW::g_nodeAttributeEnd)
break;
switch (_at)
{
case 0:
pFill->prst = pReader->GetUChar();
break;
default:
break;
}
}
while (pReader->GetPos() < _e)
{
BYTE rec = pReader->GetUChar();
switch (rec)
{
case 0:
{
pFill->fgClr.fromPPTY(pReader);
break;
}
case 1:
{
pFill->bgClr.fromPPTY(pReader);
break;
}
default:
{
// пока никаких настроек градиента нет
pReader->SkipRecord();
}
}
}
pFill->m_namespace = _T("a");
m_type = pattFill;
Fill = pFill;
break;
}
case FILL_TYPE_SOLID:
{
pReader->Skip(1); // type + len
PPTX::Logic::SolidFill* pFill = new PPTX::Logic::SolidFill();
pFill->m_namespace = _T("a");
pFill->Color.fromPPTY(pReader);
m_type = solidFill;
Fill = pFill;
break;
}
case FILL_TYPE_NOFILL:
{
m_type = noFill;
Fill = new PPTX::Logic::NoFill();
break;
}
case FILL_TYPE_GRP:
{
m_type = grpFill;
Fill = new PPTX::Logic::GrpFill();
break;
}
}
}
pReader->Seek(read_end);
}
std::wstring UniFill::toXML() const
{
if (Fill.IsInit())
return Fill->toXML();
return _T("");
}
void UniFill::toPPTY(NSBinPptxRW::CBinaryFileWriter* pWriter) const
{
if (Fill.is_init())
Fill->toPPTY(pWriter);
}
void UniFill::toXmlWriter(NSBinPptxRW::CXmlWriter* pWriter) const
{
if (Fill.is_init())
{
if (false == m_namespace.empty())
{
PPTX::Logic::SolidFill* solid = dynamic_cast<PPTX::Logic::SolidFill*>(Fill.GetPointer());
if (solid) solid->m_namespace = m_namespace;
else
{
PPTX::Logic::GradFill* grad = dynamic_cast<PPTX::Logic::GradFill*>(Fill.GetPointer());
if (grad) grad->m_namespace = m_namespace;
else
{
PPTX::Logic::BlipFill* blip = dynamic_cast<PPTX::Logic::BlipFill*>(Fill.GetPointer());
if (blip) blip->m_namespace = m_namespace;
}
}
}
Fill->toXmlWriter(pWriter);
}
}
bool UniFill::is_init() const
{
return (Fill.IsInit());
}
const UniFill& UniFill::operator+=(const UniFill& fill)
{
if(!fill.is_init())
return (*this);
*this = fill;
return (*this);
}
void UniFill::Merge(UniFill& fill)const
{
if(!fill.is_init())
{
fill = *this;
return;
}
if(m_type != fill.m_type)
{
fill = *this;
return;
}
if(m_type == solidFill)
{
as<SolidFill>().Merge(fill.as<SolidFill>());
return;
}
if(m_type == gradFill)
{
as<GradFill>().Merge(fill.as<GradFill>());
return;
}
}
void UniFill::FillParentPointersForChilds()
{
if(is_init())
Fill->SetParentPointer(this);
}
} // namespace Logic
} // namespace PPTX