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Try Redact writer

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This commit is contained in:
Svetlana Kulikova
2025-09-23 14:16:46 +03:00
parent 0fd709bf93
commit 8916814106
4 changed files with 51 additions and 52 deletions
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95
PdfFile/PdfEditor.cpp
View File

@ -43,6 +43,7 @@
#include "lib/xpdf/Parser.h"
#include "lib/xpdf/Outline.h"
#include "lib/xpdf/Link.h"
#include "lib/xpdf/Stream.h"
#include "SrcWriter/Catalog.h"
#include "SrcWriter/EncryptDictionary.h"
@ -3529,19 +3530,14 @@ bool CPdfEditor::IsBase14(const std::wstring& wsFontName, bool& bBold, bool& bIt
void CPdfEditor::Redact(IAdvancedCommand* _pCommand)
{
PdfWriter::CDocument* pDoc = m_pWriter->GetDocument();
int nOriginIndex = m_nEditPage;
PdfWriter::CPage* pWPage = NULL;
if (m_nMode == Mode::WriteNew)
{
PdfWriter::CPageTree* pPageTree = pDoc->GetPageTree();
PdfWriter::CObjectBase* pObj = pPageTree->GetObj(m_nEditPage);
PdfWriter::CFakePage* pFakePage = NULL;
if (pObj)
pFakePage = dynamic_cast<PdfWriter::CFakePage*>(pObj);
if (pFakePage)
nOriginIndex = pFakePage->GetOriginIndex();
}
pWPage = pDoc->GetPage(m_nEditPage);
if (!pWPage)
return;
PDFDoc* pPDFDocument = NULL;
int nPageIndex = m_pReader->GetPageIndex(nOriginIndex, &pPDFDocument);
int nPageIndex = m_pReader->GetPageIndex(m_nEditPage, &pPDFDocument);
if (nPageIndex < 0 || !pPDFDocument)
return;
Page* pPage = pPDFDocument->getCatalog()->getPage(nPageIndex);
@ -3558,7 +3554,50 @@ void CPdfEditor::Redact(IAdvancedCommand* _pCommand)
arrQuads[i * 4 + 3] = cropBox->y2 - dQ;
}
Redact(arrQuads);
#ifndef BUILDING_WASM_MODULE
//globalParams->setDrawFormFields(gFalse);
//globalParams->setDrawAnnotations(gFalse);
PdfWriter::RedactOutputDev oRedactOut(m_pWriter);
oRedactOut.NewPDF(pPDFDocument->getXRef());
oRedactOut.SetRedact(arrQuads);
PDFRectangle* box = pPage->getMediaBox();
// TODO есть проблема с ресурсами - здесть только исходные ресурсы, без новых дописанных
Gfx* gfx = new Gfx(pPDFDocument, &oRedactOut, nPageIndex, pPage->getResourceDict(), 72.0, 72.0, box, NULL, 0);
PdfWriter::CArrayObject* pContents = (PdfWriter::CArrayObject*)pWPage->Get("Contents");
Object oContents;
oContents.initArray(NULL);
for (int i = 0; i < pContents->GetCount(); ++i)
{
PdfWriter::CObjectBase* pObj = pContents->Get(i);
PdfWriter::CDictObject* pDict = NULL;
if (pObj->GetType() == PdfWriter::object_type_DICT)
pDict = (PdfWriter::CDictObject*)pObj;
if (!pDict)
continue;
PdfWriter::CStream* pStream = pDict->GetStream();
unsigned int nSize = pStream->Size();
BYTE* pData = new BYTE[nSize];
pStream->Read(pData, &nSize);
Object obj, oContent;
obj.initNull();
Stream* pContentStream = new MemStream((char*)pData, 0, nSize, &obj, gTrue);
oContent.initStream(pContentStream);
oContents.arrayAdd(&oContent);
}
gfx->display(&oContents);
oContents.free();
RELEASEOBJECT(gfx);
//pPDFDocument->displayPage(&oRedactOut, nPageIndex, 72.0, 72.0, 0, gTrue, gFalse, gFalse);
//globalParams->setDrawFormFields(gTrue);
//globalParams->setDrawAnnotations(gTrue);
#endif
int nFlags = pCommand->GetFlag();
if (nFlags & (1 << 0))
@ -3613,35 +3652,3 @@ void CPdfEditor::Redact(IAdvancedCommand* _pCommand)
*/
}
}
void CPdfEditor::Redact(const std::vector<double>& arrQuadPoints)
{
PdfWriter::CDocument* pDoc = m_pWriter->GetDocument();
int nOriginIndex = m_nEditPage;
if (m_nMode == Mode::WriteNew)
{
PdfWriter::CPageTree* pPageTree = pDoc->GetPageTree();
PdfWriter::CObjectBase* pObj = pPageTree->GetObj(m_nEditPage);
PdfWriter::CFakePage* pFakePage = NULL;
if (pObj)
pFakePage = dynamic_cast<PdfWriter::CFakePage*>(pObj);
if (pFakePage)
nOriginIndex = pFakePage->GetOriginIndex();
}
PDFDoc* pPDFDocument = NULL;
int nPageIndex = m_pReader->GetPageIndex(nOriginIndex, &pPDFDocument);
if (nPageIndex < 0 || !pPDFDocument)
return;
#ifndef BUILDING_WASM_MODULE
globalParams->setDrawFormFields(gFalse);
globalParams->setDrawAnnotations(gFalse);
PdfWriter::RedactOutputDev oRedactOut(m_pWriter);
oRedactOut.NewPDF(pPDFDocument->getXRef());
oRedactOut.SetRedact(arrQuadPoints);
pPDFDocument->displayPage(&oRedactOut, nPageIndex, 72.0, 72.0, 0, gTrue, gFalse, gFalse);
globalParams->setDrawFormFields(gTrue);
globalParams->setDrawAnnotations(gTrue);
#endif
}

1
PdfFile/PdfEditor.h
View File

@ -101,7 +101,6 @@ public:
void EndMarkedContent();
bool IsBase14(const std::wstring& wsFontName, bool& bBold, bool& bItalic, std::wstring& wsFontPath);
void Redact(IAdvancedCommand* pCommand);
void Redact(const std::vector<double>& arrQuadPoints);
bool SplitPages(const int* arrPageIndex, unsigned int unLength);
void AfterSplitPages();

4
PdfFile/PdfFile.cpp
View File

@ -1367,7 +1367,3 @@ HRESULT CPdfFile::AdvancedCommand(IAdvancedCommand* command)
}
return S_FALSE;
}
void CPdfFile::Redact(const std::vector<double>& arrQuadPoints)
{
m_pInternal->pEditor->Redact(arrQuadPoints);
}

3
PdfFile/PdfFile.h
View File

@ -306,9 +306,6 @@ public:
virtual HRESULT IsSupportAdvancedCommand(const IAdvancedCommand::AdvancedCommandType& type);
virtual HRESULT AdvancedCommand(IAdvancedCommand* command);
// TEST
void Redact(const std::vector<double>& arrQuadPoints);
private:
CPdfFile_Private* m_pInternal;
};