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create DictToCDictObject

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This commit is contained in:
Kulikova Svetlana
2022-10-24 18:02:09 +03:00
parent 5dca22470f
commit 968b8b6ec6
7 changed files with 160 additions and 42 deletions
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146
PdfFile/PdfFile.cpp
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@ -6,6 +6,120 @@
#include "../PdfReader/lib/xpdf/PDFDoc.h"
#include "../PdfReader/lib/xpdf/AcroForm.h"
#include "../PdfReader/lib/xpdf/TextString.h"
#include "../PdfWriter/Src/Objects.h"
#include "../PdfWriter/Src/Document.h"
#include "../PdfWriter/Src/Pages.h"
#define AddToObject(oVal)\
{\
if (pObj->GetType() == PdfWriter::object_type_DICT)\
((PdfWriter::CDictObject*)pObj)->Add(sKey, oVal);\
else if (pObj->GetType() == PdfWriter::object_type_ARRAY)\
((PdfWriter::CArrayObject*)pObj)->Add(oVal);\
}
void DictToCDictObject(Object* obj, PdfWriter::CObjectBase* pObj, bool bBinary, const std::string& sKey)
{
Object oTemp;
switch (obj->getType())
{
case objBool:
{
AddToObject(obj->getBool())
break;
}
case objInt:
{
AddToObject(obj->getInt())
break;
}
case objReal:
{
AddToObject(obj->getReal())
break;
}
case objString:
{
if (bBinary)
{
GString* str = obj->getString();
int nLength = str->getLength();
BYTE* arrId = new BYTE[nLength];
for (int nIndex = 0; nIndex < nLength; ++nIndex)
arrId[nIndex] = str->getChar(nIndex);
AddToObject(new PdfWriter::CBinaryObject(arrId, nLength));
RELEASEARRAYOBJECTS(arrId);
}
else
{
TextString* s = new TextString(obj->getString());
std::string sValue = NSStringExt::CConverter::GetUtf8FromUTF32(s->getUnicode(), s->getLength());
AddToObject(new PdfWriter::CStringObject(sValue.c_str()))
delete s;
}
break;
}
case objName:
{
AddToObject(obj->getName())
break;
}
case objNull:
{
AddToObject(new PdfWriter::CNullObject())
break;
}
case objArray:
{
PdfWriter::CArrayObject* pArray = new PdfWriter::CArrayObject();
AddToObject(pArray)
for (int nIndex = 0; nIndex < obj->arrayGetLength(); ++nIndex)
{
obj->arrayGetNF(nIndex, &oTemp);
DictToCDictObject(&oTemp, pArray, bBinary, "");
oTemp.free();
}
break;
}
case objDict:
{
PdfWriter::CDictObject* pDict = new PdfWriter::CDictObject();
AddToObject(pDict);
for (int nIndex = 0; nIndex < obj->dictGetLength(); ++nIndex)
{
char* chKey = obj->dictGetKey(nIndex);
if (strcmp("Resources", chKey) == 0 || strcmp("AcroForm", chKey) == 0)
obj->dictGetVal(nIndex, &oTemp);
else
obj->dictGetValNF(nIndex, &oTemp);
DictToCDictObject(&oTemp, pDict, bBinary, chKey);
oTemp.free();
}
break;
}
case objRef:
{
PdfWriter::CObjectBase* pBase = new PdfWriter::CObjectBase();
pBase->SetRef(obj->getRefNum(), obj->getRefGen());
AddToObject(new PdfWriter::CProxyObject(pBase, true))
break;
}
case objNone:
{
AddToObject("None")
break;
}
case objStream:
case objCmd:
case objError:
case objEOF:
break;
}
}
class CPdfFile_Private
{
@ -17,7 +131,8 @@ public:
void GetPageTree(XRef* xref, Object* pPagesRefObj)
{
if (!pPagesRefObj || !xref)
PdfWriter::CDocument* pDoc = pWriter->GetPDFDocument();
if (!pPagesRefObj || !xref || !pDoc)
return;
Object typeDict, pagesObj;
@ -32,9 +147,34 @@ public:
typeDict.free();
Ref topPagesRef = pPagesRefObj->getRef();
std::wstring sPageTree = XMLConverter::DictToXml(L"PageTree", &pagesObj, topPagesRef.num, topPagesRef.gen);
pWriter->CreatePageTree(sPageTree, topPagesRef.num);
PdfWriter::CXref* pXref = new PdfWriter::CXref(pDoc, topPagesRef.num);
if (!pXref)
{
pagesObj.free();
return;
}
PdfWriter::CPageTree* pPageT = new PdfWriter::CPageTree(pXref);
if (!pPageT)
{
pagesObj.free();
RELEASEOBJECT(pXref);
return;
}
for (int nIndex = 0; nIndex < pagesObj.dictGetLength(); ++nIndex)
{
Object oTemp;
char* chKey = pagesObj.dictGetKey(nIndex);
pagesObj.dictGetValNF(nIndex, &oTemp);
DictToCDictObject(&oTemp, pPageT, false, chKey);
oTemp.free();
}
pDoc->CreatePageTree(pXref, pPageT);
pPageT->SetRef(topPagesRef.num, topPagesRef.gen);
pPageT->Fix();
Object kidsArrObj;
if (!pagesObj.dictLookup("Kids", &kidsArrObj) || !kidsArrObj.isArray())