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Fix Icon, Y=H-Y, change page. Add EditAnnot

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This commit is contained in:
Svetlana Kulikova
2023-10-08 17:02:28 +03:00
parent 42bfe749f7
commit b825aa0f3f
12 changed files with 349 additions and 234 deletions
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196
PdfFile/PdfFile.cpp
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@ -52,6 +52,7 @@
#include "SrcWriter/Catalog.h"
#include "SrcWriter/EncryptDictionary.h"
#include "SrcWriter/Info.h"
#include "SrcWriter/Annotation.h"
#define AddToObject(oVal)\
{\
@ -68,7 +69,8 @@ void DictToCDictObject(Object* obj, PdfWriter::CObjectBase* pObj, bool bBinary,
{
case objBool:
{
AddToObject(obj->getBool())
bool b = obj->getBool();
AddToObject(b)
break;
}
case objInt:
@ -589,6 +591,14 @@ bool CPdfFile::EditPage(int nPageIndex)
if (!pPDFDocument || !pDoc || !m_pInternal->bEdit)
return false;
PdfWriter::CPage* pEditPage = pDoc->GetEditPage(nPageIndex);
if (pEditPage)
{
pDoc->SetCurPage(pEditPage);
m_pInternal->pWriter->EditPage(pEditPage);
return true;
}
XRef* xref = pPDFDocument->getXRef();
Catalog* pCatalog = pPDFDocument->getCatalog();
if (!xref || !pCatalog)
@ -627,23 +637,7 @@ bool CPdfFile::EditPage(int nPageIndex)
Object oTemp;
char* chKey = pageObj.dictGetKey(nIndex);
if (strcmp("Resources", chKey) == 0 || strcmp("AcroForm", chKey) == 0 || strcmp("Annots", chKey) == 0)
{
pageObj.dictGetVal(nIndex, &oTemp);
if (strcmp("Annots", chKey) == 0 && oTemp.isArray())
{
std::map<int, int> mAnnots;
for (int i = 0; i < oTemp.arrayGetLength(); ++i)
{
Object oAnnot, oPopupRef, oAnnotRef;
if (oTemp.arrayGet(i, &oAnnot)->isDict() && oAnnot.dictLookupNF("Popup", &oPopupRef)->isRef() && oTemp.arrayGetNF(i, &oAnnotRef)->isRef())
{
mAnnots[oAnnotRef.getRefNum()] = oPopupRef.getRefNum();
}
oAnnot.free(); oPopupRef.free(); oAnnotRef.free();
}
pPage->SetAnnots(mAnnots);
}
}
else
pageObj.dictGetValNF(nIndex, &oTemp);
DictToCDictObject(&oTemp, pPage, true, chKey);
@ -655,7 +649,7 @@ bool CPdfFile::EditPage(int nPageIndex)
// Применение редактирования страницы для writer
m_pInternal->bEditPage = true;
if (m_pInternal->pWriter->EditPage(pPage) && pDoc->EditPage(pXref, pPage))
if (m_pInternal->pWriter->EditPage(pPage) && pDoc->EditPage(pXref, pPage, nPageIndex))
return true;
RELEASEOBJECT(pXref);
@ -691,6 +685,165 @@ bool CPdfFile::AddPage(int nPageIndex)
}
return bRes;
}
bool CPdfFile::EditAnnot(int nPageIndex, int nID)
{
// Проверка режима редактирования
if (!m_pInternal->pWriter || !m_pInternal->bEdit)
return false;
PDFDoc* pPDFDocument = m_pInternal->pReader->GetPDFDocument();
PdfWriter::CDocument* pDoc = m_pInternal->pWriter->m_pDocument;
if (!pPDFDocument || !pDoc || !m_pInternal->bEdit)
return false;
PdfWriter::CPage* pEditPage = pDoc->GetEditPage(nPageIndex);
if (!pEditPage)
{
pEditPage = pDoc->GetCurPage();
EditPage(nPageIndex);
pDoc->SetCurPage(pEditPage);
m_pInternal->pWriter->EditPage(pEditPage);
}
XRef* xref = pPDFDocument->getXRef();
std::pair<int, int> pPageRef = pDoc->GetPageRef(nPageIndex);
if (!xref || pPageRef.first == 0)
return false;
// Получение объекта аннотации
Object pageRefObj, pageObj, oAnnots;
pageRefObj.initRef(pPageRef.first, pPageRef.second);
if (!pageRefObj.fetch(xref, &pageObj)->isDict() || !pageObj.dictLookup("Annots", &oAnnots)->isArray())
{
pageRefObj.free(); pageObj.free(); oAnnots.free();
return false;
}
pageRefObj.free(); pageObj.free();
Object oAnnotRef, oAnnot, oType;
for (int i = 0; i < oAnnots.arrayGetLength(); ++i)
{
if (oAnnots.arrayGetNF(i, &oAnnotRef)->isRef() && oAnnotRef.getRefNum() == nID)
break;
oAnnotRef.free();
}
oAnnots.free();
if (!oAnnotRef.isRef() || !oAnnotRef.fetch(xref, &oAnnot)->isDict() || !oAnnot.dictLookup("Subtype", &oType)->isName())
{
oAnnotRef.free(); oAnnot.free(); oType.free();
return false;
}
// Воспроизведение словаря аннотации из reader для writer
PdfWriter::CXref* pXref = new PdfWriter::CXref(pDoc, oAnnotRef.getRefNum());
if (!pXref)
{
oAnnotRef.free(); oAnnot.free(); oType.free();
return false;
}
PdfWriter::CAnnotation* pAnnot = NULL;
if (oType.isName("Text"))
pAnnot = new PdfWriter::CTextAnnotation(pXref);
else if (oType.isName("Ink"))
pAnnot = new PdfWriter::CInkAnnotation(pXref);
else if (oType.isName("Line"))
pAnnot = new PdfWriter::CLineAnnotation(pXref);
else if (oType.isName("Highlight") || oType.isName("Underline") || oType.isName("Squiggly") || oType.isName("StrikeOut"))
pAnnot = new PdfWriter::CTextMarkupAnnotation(pXref);
else if (oType.isName("Square") || oType.isName("Circle"))
pAnnot = new PdfWriter::CSquareCircleAnnotation(pXref);
else if (oType.isName("Polygon") || oType.isName("PolyLine"))
pAnnot = new PdfWriter::CPolygonLineAnnotation(pXref);
else if (oType.isName("FreeText"))
pAnnot = new PdfWriter::CFreeTextAnnotation(pXref);
else if (oType.isName("Caret"))
pAnnot = new PdfWriter::CCaretAnnotation(pXref);
else if (oType.isName("Popup"))
pAnnot = new PdfWriter::CPopupAnnotation(pXref);
else if (oType.isName("Widget"))
{
char* sName = NULL;
Object oFT;
if (oAnnot.dictLookup("FT", &oFT)->isName())
sName = oFT.getName();
if (!sName)
{
Object oParent, oParent2;
oAnnot.dictLookup("Parent", &oParent);
while (oParent.isDict())
{
if (oParent.dictLookup("FT", &oFT)->isName())
{
sName = oFT.getName();
break;
}
oFT.free();
oParent.dictLookup("Parent", &oParent2);
oParent.free();
oParent = oParent2;
}
oParent.free();
}
if (sName)
{
if (strcmp("Btn", sName) == 0)
pAnnot = new PdfWriter::CButtonWidget(pXref);
else if (strcmp("Tx", sName) == 0)
pAnnot = new PdfWriter::CTextWidget(pXref);
else if (strcmp("Ch", sName) == 0)
pAnnot = new PdfWriter::CChoiceWidget(pXref);
else if (strcmp("Sig", sName) == 0)
pAnnot = new PdfWriter::CSignatureWidget(pXref);
else
pAnnot = new PdfWriter::CWidgetAnnotation(pXref, PdfWriter::EAnnotType::AnnotWidget);
}
oFT.free();
}
oType.free();
if (!pAnnot)
{
oAnnotRef.free(); oAnnot.free();
RELEASEOBJECT(pXref);
return false;
}
for (int nIndex = 0; nIndex < oAnnot.dictGetLength(); ++nIndex)
{
char* chKey = oAnnot.dictGetKey(nIndex);
if (strcmp("AP", chKey) == 0)
continue;
if (strcmp("Popup", chKey) == 0)
{
Object oPopupRef;
if (oAnnot.dictGetValNF(nIndex, &oPopupRef)->isRef() && EditAnnot(nPageIndex, oPopupRef.getRefNum()))
{
PdfWriter::CAnnotation* pPopup = pDoc->GetAnnot(oPopupRef.getRefNum());
if (pPopup)
{
pAnnot->Add("Popup", pPopup);
pPopup->Add("Parent", pAnnot);
}
}
continue;
}
Object oTemp;
oAnnot.dictGetValNF(nIndex, &oTemp);
DictToCDictObject(&oTemp, pAnnot, false, chKey);
oTemp.free();
}
pAnnot->SetRef(oAnnotRef.getRefNum(), oAnnotRef.getRefGen());
oAnnotRef.free(); oAnnot.free();
if (pDoc->EditAnnot(pXref, pAnnot, nID))
return true;
RELEASEOBJECT(pXref);
return false;
}
bool CPdfFile::DeleteAnnot(int nPageIndex, int nID)
{
// Проверка режима редактирования
@ -1623,7 +1776,12 @@ HRESULT CPdfFile::AdvancedCommand(IAdvancedCommand* command)
}
case IAdvancedCommand::AdvancedCommandType::Annotaion:
{
return m_pInternal->pWriter->AddAnnotField(m_pInternal->pAppFonts, (CAnnotFieldInfo*)command);
CAnnotFieldInfo* cCommand = (CAnnotFieldInfo*)command;
#ifndef BUILDING_WASM_MODULE
if (m_pInternal->bEdit && m_pInternal->bEditPage)
EditAnnot(cCommand->GetPage(), cCommand->GetID());
#endif
return m_pInternal->pWriter->AddAnnotField(m_pInternal->pAppFonts, cCommand);
}
default:
break;