EStatusCode UsedFontsRepository::WriteState(ObjectsContext* inStateWriter,ObjectIDType inObjectID)
{
EStatusCode status = PDFHummus::eSuccess;
ObjectIDTypeList usedFontsObjects;
inStateWriter->StartNewIndirectObject(inObjectID);
DictionaryContext* usedFontsRepositoryObject = inStateWriter->StartDictionary();
usedFontsRepositoryObject->WriteKey("Type");
usedFontsRepositoryObject->WriteNameValue("UsedFontsRepository");
usedFontsRepositoryObject->WriteKey("mUsedFonts");
inStateWriter->StartArray();
StringAndLongToPDFUsedFontMap::iterator it = mUsedFonts.begin();
for(; it != mUsedFonts.end();++it)
{
PDFTextString aTextString(it->first.first);
inStateWriter->WriteLiteralString(aTextString.ToString());
inStateWriter->WriteInteger(it->first.second);
ObjectIDType usedFontID = inStateWriter->GetInDirectObjectsRegistry().AllocateNewObjectID();
inStateWriter->WriteNewIndirectObjectReference(usedFontID);
usedFontsObjects.push_back(usedFontID);
}
inStateWriter->EndArray(eTokenSeparatorEndLine);
usedFontsRepositoryObject->WriteKey("mOptionaMetricsFiles");
inStateWriter->StartArray();
StringToStringMap::iterator itOptionals = mOptionaMetricsFiles.begin();
for(; itOptionals != mOptionaMetricsFiles.end();++itOptionals)
{
PDFTextString aTextString(itOptionals->first);
inStateWriter->WriteLiteralString(aTextString.ToString());
aTextString = itOptionals->second;
inStateWriter->WriteLiteralString(aTextString.ToString());
}
inStateWriter->EndArray(eTokenSeparatorEndLine);
inStateWriter->EndDictionary(usedFontsRepositoryObject);
inStateWriter->EndIndirectObject();
if(usedFontsObjects.size() > 0)
{
it = mUsedFonts.begin();
ObjectIDTypeList::iterator itIDs = usedFontsObjects.begin();
for(; it != mUsedFonts.end() && PDFHummus::eSuccess == status;++it,++itIDs)
status = it->second->WriteState(inStateWriter,*itIDs);
}
return status;
}
EStatusCode PDFUsedFont::WriteState(ObjectsContext* inStateWriter,ObjectIDType inObjectID)
{
inStateWriter->StartNewIndirectObject(inObjectID);
DictionaryContext* pdfUsedFontObject = inStateWriter->StartDictionary();
pdfUsedFontObject->WriteKey("Type");
pdfUsedFontObject->WriteNameValue("PDFUsedFont");
ObjectIDType writtenFontObject;
if(mWrittenFont)
{
writtenFontObject = inStateWriter->GetInDirectObjectsRegistry().AllocateNewObjectID();
pdfUsedFontObject->WriteKey("mWrittenFont");
pdfUsedFontObject->WriteNewObjectReferenceValue(writtenFontObject);
}
inStateWriter->EndDictionary(pdfUsedFontObject);
inStateWriter->EndIndirectObject();
if(mWrittenFont)
mWrittenFont->WriteState(inStateWriter,writtenFontObject);
return PDFHummus::eSuccess;
}
vector<string> PDFModifiedPage::WriteModifiedResourcesDict(PDFParser* inParser,PDFDictionary* inResourcesDictionary,ObjectsContext& inObjectContext,PDFDocumentCopyingContext* inCopyingContext)
{
vector<string> formResourcesNames;
MapIterator<PDFNameToPDFObjectMap> resourcesDictionaryIt = inResourcesDictionary->GetIterator();
// create modified page object
DictionaryContext* dict = mWriter->GetObjectsContext().StartDictionary();
// copy all elements of the page to the new page object, but the "Contents" and "Resources" elements
while(resourcesDictionaryIt.MoveNext())
{
if(resourcesDictionaryIt.GetKey()->GetValue() != "XObject")
{
dict->WriteKey(resourcesDictionaryIt.GetKey()->GetValue());
inCopyingContext->CopyDirectObjectAsIs(resourcesDictionaryIt.GetValue());
}
}
// now write a new xobject entry.
dict->WriteKey("XObject");
DictionaryContext* xobjectDict = inObjectContext.StartDictionary();
PDFObjectCastPtr<PDFDictionary> existingXObjectDict(inParser->QueryDictionaryObject(inResourcesDictionary,"XObject"));
string imageObjectName;
if(existingXObjectDict.GetPtr())
{
// i'm having a very sophisticated algo here to create a new unique name.
// i'm making sure it's different in one letter from any name, using a well known discrete math proof method
MapIterator<PDFNameToPDFObjectMap> itExisting = existingXObjectDict->GetIterator();
unsigned long i=0;
while(itExisting.MoveNext())
{
string name = itExisting.GetKey()->GetValue();
xobjectDict->WriteKey(name);
inCopyingContext->CopyDirectObjectAsIs(itExisting.GetValue());
imageObjectName.push_back((char)(GetDifferentChar((name.length() >= i+1) ? name[i]:0x39)));
++i;
}
inObjectContext.EndLine();
}
PDFFormXObjectVector::iterator itForms = mContenxts.begin();
imageObjectName.push_back('_');
for(int i=0;itForms != mContenxts.end();++i,++itForms)
{
string formObjectName = imageObjectName + Int(i).ToString();
xobjectDict->WriteKey(formObjectName);
xobjectDict->WriteObjectReferenceValue((*itForms)->GetObjectID());
formResourcesNames.push_back(formObjectName);
}
inObjectContext.EndDictionary(xobjectDict);
inObjectContext.EndDictionary(dict);
return formResourcesNames;
}
EStatusCode CFFEmbeddedFontWriter::WriteEmbeddedFont(
FreeTypeFaceWrapper& inFontInfo,
const UIntVector& inSubsetGlyphIDs,
const std::string& inFontFile3SubType,
const std::string& inSubsetFontName,
ObjectsContext* inObjectsContext,
UShortVector* inCIDMapping,
ObjectIDType& outEmbeddedFontObjectID)
{
MyStringBuf rawFontProgram;
bool notEmbedded;
// as oppose to true type, the reason for using a memory stream here is mainly peformance - i don't want to start
// setting file pointers and move in a file stream
EStatusCode status;
do
{
status = CreateCFFSubset(inFontInfo,inSubsetGlyphIDs,inCIDMapping,inSubsetFontName,notEmbedded,rawFontProgram);
if(status != PDFHummus::eSuccess)
{
TRACE_LOG("CFFEmbeddedFontWriter::WriteEmbeddedFont, failed to write embedded font program");
break;
}
if(notEmbedded)
{
// can't embed. mark succesful, and go back empty
outEmbeddedFontObjectID = 0;
TRACE_LOG("CFFEmbeddedFontWriter::WriteEmbeddedFont, font may not be embedded. so not embedding");
return PDFHummus::eSuccess;
}
outEmbeddedFontObjectID = inObjectsContext->StartNewIndirectObject();
DictionaryContext* fontProgramDictionaryContext = inObjectsContext->StartDictionary();
rawFontProgram.pubseekoff(0,std::ios_base::beg);
fontProgramDictionaryContext->WriteKey(scSubtype);
fontProgramDictionaryContext->WriteNameValue(inFontFile3SubType);
PDFStream* pdfStream = inObjectsContext->StartPDFStream(fontProgramDictionaryContext);
// now copy the created font program to the output stream
InputStringBufferStream fontProgramStream(&rawFontProgram);
OutputStreamTraits streamCopier(pdfStream->GetWriteStream());
status = streamCopier.CopyToOutputStream(&fontProgramStream);
if(status != PDFHummus::eSuccess)
{
TRACE_LOG("CFFEmbeddedFontWriter::WriteEmbeddedFont, failed to copy font program into pdf stream");
break;
}
inObjectsContext->EndPDFStream(pdfStream);
delete pdfStream;
}while(false);
return status;
}
void ObjectsContext::EndPDFStream(PDFStream* inStream)
{
// finalize the stream write to end stream context and calculate length
inStream->FinalizeStreamWrite();
if(inStream->GetExtentObjectID() == 0)
{
DictionaryContext* streamDictionaryContext = inStream->GetStreamDictionaryForDirectExtentStream();
// Length (write as a direct object)
streamDictionaryContext->WriteKey(scLength);
streamDictionaryContext->WriteIntegerValue(inStream->GetLength());
EndDictionary(streamDictionaryContext);
// Write Stream Content
WriteKeyword(scStream);
inStream->FlushStreamContentForDirectExtentStream();
EndLine();
WriteKeyword(scEndStream);
EndIndirectObject();
}
else
{
WritePDFStreamEndWithoutExtent();
EndIndirectObject();
WritePDFStreamExtent(inStream);
}
}
PDFStream* ObjectsContext::StartUnfilteredPDFStream(DictionaryContext* inStreamDictionary)
{
// write stream header and allocate PDF stream.
// PDF stream will take care of maintaining state for the stream till writing is finished
// Write the stream header
// Write Stream Dictionary (note that inStreamDictionary is optionally used)
DictionaryContext* streamDictionaryContext = (NULL == inStreamDictionary ? StartDictionary() : inStreamDictionary);
// Length (write as an indirect object)
streamDictionaryContext->WriteKey(scLength);
ObjectIDType lengthObjectID = mReferencesRegistry.AllocateNewObjectID();
streamDictionaryContext->WriteNewObjectReferenceValue(lengthObjectID);
EndDictionary(streamDictionaryContext);
// Write Stream Content
WriteKeyword(scStream);
// now begin the stream itself
PDFStream* result = new PDFStream(false,mOutputStream, mEncryptionHelper,lengthObjectID,NULL);
// break encryption, if any, when writing a stream, cause if encryption is desired, only top level elements should be encrypted. hence - the stream itself is, but its contents do not re-encrypt
if(mEncryptionHelper)
mEncryptionHelper->PauseEncryption();
return result;
}
vector<string> PDFModifiedPage::WriteNewResourcesDictionary(ObjectsContext& inObjectContext) {
vector<string> formResourcesNames;
// no existing resource dictionary, so write a new one
DictionaryContext* dict = inObjectContext.StartDictionary();
dict->WriteKey("XObject");
DictionaryContext* xobjectDict = inObjectContext.StartDictionary();
for (unsigned long i = 0; i<mContenxts.size(); ++i)
{
string formObjectName = string("myForm_") + Int(i).ToString();
dict->WriteKey(formObjectName);
dict->WriteObjectReferenceValue(mContenxts[i]->GetObjectID());
formResourcesNames.push_back(formObjectName);
}
inObjectContext.EndDictionary(xobjectDict);
inObjectContext.EndDictionary(dict);
return formResourcesNames;
}
EStatusCode TrueTypeEmbeddedFontWriter::WriteEmbeddedFont(
FreeTypeFaceWrapper& inFontInfo,
const UIntVector& inSubsetGlyphIDs,
ObjectsContext* inObjectsContext,
ObjectIDType& outEmbeddedFontObjectID)
{
MyStringBuf rawFontProgram;
bool notEmbedded;
EStatusCode status;
do
{
status = CreateTrueTypeSubset(inFontInfo,inSubsetGlyphIDs,notEmbedded,rawFontProgram);
if(status != PDFHummus::eSuccess)
{
TRACE_LOG("TrueTypeEmbeddedFontWriter::WriteEmbeddedFont, failed to write embedded font program");
break;
}
if(notEmbedded)
{
// can't embed. mark succesful, and go back empty
outEmbeddedFontObjectID = 0;
TRACE_LOG("TrueTypeEmbeddedFontWriter::WriteEmbeddedFont, font may not be embedded. so not embedding");
return PDFHummus::eSuccess;
}
outEmbeddedFontObjectID = inObjectsContext->StartNewIndirectObject();
DictionaryContext* fontProgramDictionaryContext = inObjectsContext->StartDictionary();
// Length1 (decompressed true type program length)
fontProgramDictionaryContext->WriteKey(scLength1);
fontProgramDictionaryContext->WriteIntegerValue(rawFontProgram.GetCurrentWritePosition());
rawFontProgram.pubseekoff(0,std::ios_base::beg);
PDFStream* pdfStream = inObjectsContext->StartPDFStream(fontProgramDictionaryContext);
// now copy the created font program to the output stream
InputStringBufferStream fontProgramStream(&rawFontProgram);
OutputStreamTraits streamCopier(pdfStream->GetWriteStream());
status = streamCopier.CopyToOutputStream(&fontProgramStream);
if(status != PDFHummus::eSuccess)
{
TRACE_LOG("TrueTypeEmbeddedFontWriter::WriteEmbeddedFont, failed to copy font program into pdf stream");
break;
}
inObjectsContext->EndPDFStream(pdfStream);
delete pdfStream;
}while(false);
return status;
}
PDFStream* ObjectsContext::StartPDFStream(DictionaryContext* inStreamDictionary,bool inForceDirectExtentObject)
{
// write stream header and allocate PDF stream.
// PDF stream will take care of maintaining state for the stream till writing is finished
// Write the stream header
// Write Stream Dictionary (note that inStreamDictionary is optionally used)
DictionaryContext* streamDictionaryContext = (NULL == inStreamDictionary ? StartDictionary() : inStreamDictionary);
// Compression (if necessary)
if(mCompressStreams)
{
streamDictionaryContext->WriteKey(scFilter);
streamDictionaryContext->WriteNameValue(scFlateDecode);
}
PDFStream* result = NULL;
if(!inForceDirectExtentObject)
{
// Length (write as an indirect object)
streamDictionaryContext->WriteKey(scLength);
ObjectIDType lengthObjectID = mReferencesRegistry.AllocateNewObjectID();
streamDictionaryContext->WriteNewObjectReferenceValue(lengthObjectID);
EndDictionary(streamDictionaryContext);
// Write Stream Content
WriteKeyword(scStream);
result = new PDFStream(mCompressStreams,mOutputStream, mEncryptionHelper,lengthObjectID,mExtender);
}
else
result = new PDFStream(mCompressStreams,mOutputStream, mEncryptionHelper,streamDictionaryContext,mExtender);
// break encryption, if any, when writing a stream, cause if encryption is desired, only top level elements should be encrypted. hence - the stream itself is, but its contents do not re-encrypt
if (mEncryptionHelper)
mEncryptionHelper->PauseEncryption();
return result;
}
EStatusCode WrittenFontCFF::WriteState(ObjectsContext* inStateWriter,ObjectIDType inObjectID)
{
inStateWriter->StartNewIndirectObject(inObjectID);
DictionaryContext* writtenFontDictionary = inStateWriter->StartDictionary();
writtenFontDictionary->WriteKey("Type");
writtenFontDictionary->WriteNameValue("WrittenFontCFF");
writtenFontDictionary->WriteKey("mAvailablePositionsCount");
writtenFontDictionary->WriteIntegerValue(mAvailablePositionsCount);
writtenFontDictionary->WriteKey("mFreeList");
inStateWriter->StartArray();
UCharAndUCharList::iterator it = mFreeList.begin();
for(; it != mFreeList.end();++it)
{
inStateWriter->WriteInteger(it->first);
inStateWriter->WriteInteger(it->second);
}
inStateWriter->EndArray(eTokenSeparatorEndLine);
writtenFontDictionary->WriteKey("mAssignedPositions");
inStateWriter->StartArray();
for(int i=0;i<256;++i)
inStateWriter->WriteInteger(mAssignedPositions[i]);
inStateWriter->EndArray(eTokenSeparatorEndLine);
writtenFontDictionary->WriteKey("mIsCID");
writtenFontDictionary->WriteBooleanValue(mIsCID);
EStatusCode status = AbstractWrittenFont::WriteStateInDictionary(inStateWriter,writtenFontDictionary);
if(PDFHummus::eSuccess == status)
{
inStateWriter->EndDictionary(writtenFontDictionary);
inStateWriter->EndIndirectObject();
status = AbstractWrittenFont::WriteStateAfterDictionary(inStateWriter);
}
return status;
}
EStatusCode IndirectObjectsReferenceRegistry::WriteState(ObjectsContext* inStateWriter,ObjectIDType inObjectID)
{
ObjectIDTypeList objects;
inStateWriter->StartNewIndirectObject(inObjectID);
DictionaryContext* myDictionary = inStateWriter->StartDictionary();
myDictionary->WriteKey("Type");
myDictionary->WriteNameValue("IndirectObjectsReferenceRegistry");
myDictionary->WriteKey("mObjectsWritesRegistry");
ObjectWriteInformationVector::iterator it = mObjectsWritesRegistry.begin();
inStateWriter->StartArray();
for(; it != mObjectsWritesRegistry.end(); ++it)
{
ObjectIDType objectWriteEntry = inStateWriter->GetInDirectObjectsRegistry().AllocateNewObjectID();
inStateWriter->WriteIndirectObjectReference(objectWriteEntry);
objects.push_back(objectWriteEntry);
}
inStateWriter->EndArray(eTokenSeparatorEndLine);
inStateWriter->EndDictionary(myDictionary);
inStateWriter->EndIndirectObject();
ObjectIDTypeList::iterator itIDs = objects.begin();
it = mObjectsWritesRegistry.begin();
for(; it != mObjectsWritesRegistry.end(); ++it,++itIDs)
{
inStateWriter->StartNewIndirectObject(*itIDs);
DictionaryContext* registryDictionary = inStateWriter->StartDictionary();
registryDictionary->WriteKey("Type");
registryDictionary->WriteNameValue("ObjectWriteInformation");
registryDictionary->WriteKey("mObjectWritten");
registryDictionary->WriteBooleanValue(it->mObjectWritten);
if(it->mObjectWritten)
{
registryDictionary->WriteKey("mWritePosition");
registryDictionary->WriteIntegerValue(it->mWritePosition);
}
registryDictionary->WriteKey("mObjectReferenceType");
registryDictionary->WriteIntegerValue(it->mObjectReferenceType);
inStateWriter->EndDictionary(registryDictionary);
inStateWriter->EndIndirectObject();
}
return PDFHummus::eSuccess;
}
void DescendentFontWriter::WriteCIDSystemInfo(ObjectIDType inCIDSystemInfoObjectID)
{
FT_Bool isCID;
const char* registry;
const char* ordering;
FT_Int supplement;
if(FT_Get_CID_Is_Internally_CID_Keyed(*mFontInfo,&isCID) != 0)
isCID = false;
if(isCID && FT_Get_CID_Registry_Ordering_Supplement(*mFontInfo,®istry,&ordering,&supplement) != 0)
isCID = false;
if(!isCID)
{
registry = scAdobe;
ordering = scIdentity;
supplement = 0;
}
mObjectsContext->StartNewIndirectObject(inCIDSystemInfoObjectID);
DictionaryContext* systemInfoContext = mObjectsContext->StartDictionary();
// Registry
systemInfoContext->WriteKey(scRegistry);
systemInfoContext->WriteLiteralStringValue(registry);
// Ordering
systemInfoContext->WriteKey(scOrdering);
systemInfoContext->WriteLiteralStringValue(ordering);
// Supplement
systemInfoContext->WriteKey(scSupplement);
systemInfoContext->WriteIntegerValue(supplement);
mObjectsContext->EndDictionary(systemInfoContext);
mObjectsContext->EndIndirectObject();
}
PDFStream* ObjectsContext::StartPDFStream(DictionaryContext* inStreamDictionary,bool inForceDirectExtentObject)
{
// write stream header and allocate PDF stream.
// PDF stream will take care of maintaining state for the stream till writing is finished
// Write the stream header
// Write Stream Dictionary (note that inStreamDictionary is optionally used)
DictionaryContext* streamDictionaryContext = (NULL == inStreamDictionary ? StartDictionary() : inStreamDictionary);
// Compression (if necessary)
if(mCompressStreams)
{
streamDictionaryContext->WriteKey(scFilter);
streamDictionaryContext->WriteNameValue(scFlateDecode);
}
if(!inForceDirectExtentObject)
{
// Length (write as an indirect object)
streamDictionaryContext->WriteKey(scLength);
ObjectIDType lengthObjectID = mReferencesRegistry.AllocateNewObjectID();
streamDictionaryContext->WriteNewObjectReferenceValue(lengthObjectID);
EndDictionary(streamDictionaryContext);
// Write Stream Content
WriteKeyword(scStream);
return new PDFStream(mCompressStreams,mOutputStream,lengthObjectID,mExtender);
}
else
return new PDFStream(mCompressStreams,mOutputStream,streamDictionaryContext,mExtender);
}
EStatusCode ObjectsContext::WriteState(ObjectsContext* inStateWriter,ObjectIDType inObjectID)
{
EStatusCode status;
do
{
inStateWriter->StartNewIndirectObject(inObjectID);
ObjectIDType referencesRegistryObjectID = inStateWriter->GetInDirectObjectsRegistry().AllocateNewObjectID();
ObjectIDType subsetFontsNameSequanceID = inStateWriter->GetInDirectObjectsRegistry().AllocateNewObjectID();
DictionaryContext* objectsContextDict = inStateWriter->StartDictionary();
objectsContextDict->WriteKey("Type");
objectsContextDict->WriteNameValue("ObjectsContext");
objectsContextDict->WriteKey("mReferencesRegistry");
objectsContextDict->WriteNewObjectReferenceValue(referencesRegistryObjectID);
objectsContextDict->WriteKey("mCompressStreams");
objectsContextDict->WriteBooleanValue(mCompressStreams);
objectsContextDict->WriteKey("mSubsetFontsNamesSequance");
objectsContextDict->WriteNewObjectReferenceValue(subsetFontsNameSequanceID);
inStateWriter->EndDictionary(objectsContextDict);
inStateWriter->EndIndirectObject();
status = mReferencesRegistry.WriteState(inStateWriter,referencesRegistryObjectID);
if(status != PDFHummus::eSuccess)
break;
// write subset fonts names sequance
inStateWriter->StartNewIndirectObject(subsetFontsNameSequanceID);
DictionaryContext* sequanceDict = inStateWriter->StartDictionary();
sequanceDict->WriteKey("Type");
sequanceDict->WriteNameValue("UppercaseSequance");
sequanceDict->WriteKey("mSequanceString");
sequanceDict->WriteLiteralStringValue(mSubsetFontsNamesSequance.ToString());
inStateWriter->EndDictionary(sequanceDict);
inStateWriter->EndIndirectObject();
}while(false);
return status;
}
EStatusCode WrittenFontTrueType::WriteState(ObjectsContext* inStateWriter,ObjectIDType inObjectID)
{
inStateWriter->StartNewIndirectObject(inObjectID);
DictionaryContext* writtenFontDictionary = inStateWriter->StartDictionary();
writtenFontDictionary->WriteKey("Type");
writtenFontDictionary->WriteNameValue("WrittenFontTrueType");
EStatusCode status = AbstractWrittenFont::WriteStateInDictionary(inStateWriter,writtenFontDictionary);
if(PDFHummus::eSuccess == status)
{
inStateWriter->EndDictionary(writtenFontDictionary);
inStateWriter->EndIndirectObject();
status = AbstractWrittenFont::WriteStateAfterDictionary(inStateWriter);
}
return status;
}
PDFStream* ObjectsContext::StartUnfilteredPDFStream(DictionaryContext* inStreamDictionary)
{
// write stream header and allocate PDF stream.
// PDF stream will take care of maintaining state for the stream till writing is finished
// Write the stream header
// Write Stream Dictionary (note that inStreamDictionary is optionally used)
DictionaryContext* streamDictionaryContext = (NULL == inStreamDictionary ? StartDictionary() : inStreamDictionary);
// Length (write as an indirect object)
streamDictionaryContext->WriteKey(scLength);
ObjectIDType lengthObjectID = mReferencesRegistry.AllocateNewObjectID();
streamDictionaryContext->WriteNewObjectReferenceValue(lengthObjectID);
EndDictionary(streamDictionaryContext);
// Write Stream Content
WriteKeyword(scStream);
// now begin the stream itself
return new PDFStream(false,mOutputStream,lengthObjectID,NULL);
}
EStatusCode DCTDecodeFilterTest::ModifyImageObject(PDFWriter* inWriter,ObjectIDType inImageObject)
{
EStatusCode status = eSuccess;
PDFDocumentCopyingContext* modifiedFileContext = inWriter->CreatePDFCopyingContextForModifiedFile();
do
{
// get image source dictionary
PDFObjectCastPtr<PDFStreamInput> imageStream(inWriter->GetModifiedFileParser().ParseNewObject(inImageObject));
RefCountPtr<PDFDictionary> imageDictionary(imageStream->QueryStreamDictionary());
// strt object for modified image
inWriter->GetObjectsContext().StartModifiedIndirectObject(inImageObject);
DictionaryContext* newImageDictionary = inWriter->GetObjectsContext().StartDictionary();
MapIterator<PDFNameToPDFObjectMap> it = imageDictionary->GetIterator();
// copy all but "Filter" and "Length"
ObjectIDTypeList indirectObjects;
while (it.MoveNext())
{
if(it.GetKey()->GetValue() == "Filter" || it.GetKey()->GetValue() == "Length")
continue;
newImageDictionary->WriteKey(it.GetKey()->GetValue());
EStatusCodeAndObjectIDTypeList result = modifiedFileContext->CopyDirectObjectWithDeepCopy(it.GetValue());
if(result.first != eSuccess)
{
status = result.first;
break;
}
indirectObjects.insert(indirectObjects.end(),result.second.begin(),result.second.end());
}
if(status != eSuccess)
break;
// start image stream for this dictionary (make sure it's unfiltered)
PDFStream* newImageStream = inWriter->GetObjectsContext().StartUnfilteredPDFStream(newImageDictionary);
// copy source stream through read filter
IByteReader* sourceImage = modifiedFileContext->GetSourceDocumentParser()->StartReadingFromStream(imageStream.GetPtr());
if(!sourceImage)
{
cout<<"failed to read DCT stream\n";
status = eFailure;
break;
}
OutputStreamTraits traits(newImageStream->GetWriteStream());
status = traits.CopyToOutputStream(sourceImage);
// finalize stream
inWriter->GetObjectsContext().EndPDFStream(newImageStream);
delete newImageStream;
// late check for status so stream is deleted
if(status != eSuccess)
break;
// copy remaining indirect objects from image stream dictionary
status = modifiedFileContext->CopyNewObjectsForDirectObject(indirectObjects);
}
while (false);
delete modifiedFileContext;
return status;
}
PDFHummus::EStatusCode PDFModifiedPage::WritePage()
{
EStatusCode status = EndContentContext(); // just in case someone forgot to close the latest content context
do {
if (status != eSuccess || !mIsDirty) {
break;
}
// allocate an object ID for the new contents stream (for placing the form)
// we first create the modified page object, so that we can define a name for the new form xobject
// that is unique
ObjectsContext& objectContext = mWriter->GetObjectsContext();
ObjectIDType newContentObjectID = objectContext.GetInDirectObjectsRegistry().AllocateNewObjectID();
ObjectIDType newEncapsulatingObjectID = 0;
// create a copying context, so we can copy the page dictionary, and modify its contents + resources dict
PDFDocumentCopyingContext* copyingContext = mWriter->CreatePDFCopyingContextForModifiedFile();
// get the page object
ObjectIDType pageObjectID = copyingContext->GetSourceDocumentParser()->GetPageObjectID(mPageIndex);
PDFObjectCastPtr<PDFDictionary> pageDictionaryObject = copyingContext->GetSourceDocumentParser()->ParsePage(mPageIndex);
MapIterator<PDFNameToPDFObjectMap> pageDictionaryObjectIt = pageDictionaryObject->GetIterator();
// create modified page object
objectContext.StartModifiedIndirectObject(pageObjectID);
DictionaryContext* modifiedPageObject = mWriter->GetObjectsContext().StartDictionary();
// copy all elements of the page to the new page object, but the "Contents", "Resources" and "Annots" elements
while (pageDictionaryObjectIt.MoveNext())
{
if (pageDictionaryObjectIt.GetKey()->GetValue() != "Resources" &&
pageDictionaryObjectIt.GetKey()->GetValue() != "Contents" &&
pageDictionaryObjectIt.GetKey()->GetValue() != "Annots")
{
modifiedPageObject->WriteKey(pageDictionaryObjectIt.GetKey()->GetValue());
copyingContext->CopyDirectObjectAsIs(pageDictionaryObjectIt.GetValue());
}
}
// Write new annotations entry, joining existing annotations, and new ones (from links attaching or what not)
if (pageDictionaryObject->Exists("Annots") || mWriter->GetDocumentContext().GetAnnotations().size() > 0)
{
modifiedPageObject->WriteKey("Annots");
objectContext.StartArray();
// write old annots, if any exist
if(pageDictionaryObject->Exists("Annots")) {
PDFObjectCastPtr<PDFArray> anArray(copyingContext->GetSourceDocumentParser()->QueryDictionaryObject(pageDictionaryObject.GetPtr(), "Annots"));
SingleValueContainerIterator<PDFObjectVector> refs = anArray->GetIterator();
while (refs.MoveNext())
copyingContext->CopyDirectObjectAsIs(refs.GetItem());
}
// write new annots from links
ObjectIDTypeSet& annotations = mWriter->GetDocumentContext().GetAnnotations();
if (annotations.size() > 0)
{
ObjectIDTypeSet::iterator it = annotations.begin();
for (; it != annotations.end(); ++it)
objectContext.WriteNewIndirectObjectReference(*it);
}
annotations.clear();
objectContext.EndArray(eTokenSeparatorEndLine);
}
// Write new contents entry, joining the existing contents with the new one. take care of various scenarios of the existing Contents
modifiedPageObject->WriteKey("Contents");
if (!pageDictionaryObject->Exists("Contents"))
{ // no contents
objectContext.WriteIndirectObjectReference(newContentObjectID);
}
else
{
objectContext.StartArray();
if (mEnsureContentEncapsulation)
{
newEncapsulatingObjectID = objectContext.GetInDirectObjectsRegistry().AllocateNewObjectID();
objectContext.WriteNewIndirectObjectReference(newEncapsulatingObjectID);
}
RefCountPtr<PDFObject> pageContent(copyingContext->GetSourceDocumentParser()->QueryDictionaryObject(pageDictionaryObject.GetPtr(), "Contents"));
if (pageContent->GetType() == PDFObject::ePDFObjectStream)
{
// single content stream. must be a refrence which points to it
PDFObjectCastPtr<PDFIndirectObjectReference> ref(pageDictionaryObject->QueryDirectObject("Contents"));
objectContext.WriteIndirectObjectReference(ref->mObjectID, ref->mVersion);
}
else if (pageContent->GetType() == PDFObject::ePDFObjectArray)
{
PDFArray* anArray = (PDFArray*)pageContent.GetPtr();
// multiple content streams
SingleValueContainerIterator<PDFObjectVector> refs = anArray->GetIterator();
PDFObjectCastPtr<PDFIndirectObjectReference> ref;
while (refs.MoveNext())
{
ref = refs.GetItem();
objectContext.WriteIndirectObjectReference(ref->mObjectID, ref->mVersion);
}
}
else {
// this basically means no content...or whatever. just ignore.
}
objectContext.WriteNewIndirectObjectReference(newContentObjectID);
objectContext.EndArray();
objectContext.EndLine();
}
// Write a new resource entry. copy all but the "XObject" entry, which needs to be modified. Just for kicks i'm keeping the original
// form (either direct dictionary, or indirect object)
ObjectIDType resourcesIndirect = 0;
ObjectIDType newResourcesIndirect = 0;
vector<string> formResourcesNames;
modifiedPageObject->WriteKey("Resources");
if (!pageDictionaryObject->Exists("Resources"))
{
// check if there's inherited dict. if so - write directly as a modified version
PDFObjectCastPtr<PDFDictionary> parentDict(
pageDictionaryObject->Exists("Parent") ?
copyingContext->GetSourceDocumentParser()->QueryDictionaryObject(pageDictionaryObject.GetPtr(), "Parent"):
NULL);
if(!parentDict) {
formResourcesNames = WriteNewResourcesDictionary(objectContext);
}
else {
PDFObjectCastPtr<PDFDictionary> inheritedResources = findInheritedResources(copyingContext->GetSourceDocumentParser(),parentDict.GetPtr());
if(!inheritedResources) {
formResourcesNames = WriteNewResourcesDictionary(objectContext);
} else {
formResourcesNames = WriteModifiedResourcesDict(copyingContext->GetSourceDocumentParser(), inheritedResources.GetPtr(), objectContext, copyingContext);
}
}
}
else
{
// resources may be direct, or indirect. if direct, write as is, adding the new form xobject, otherwise wait till page object ends and write then
PDFObjectCastPtr<PDFIndirectObjectReference> resourceDictRef(pageDictionaryObject->QueryDirectObject("Resources"));
if (!resourceDictRef)
{
PDFObjectCastPtr<PDFDictionary> resourceDict(pageDictionaryObject->QueryDirectObject("Resources"));
formResourcesNames = WriteModifiedResourcesDict(copyingContext->GetSourceDocumentParser(), resourceDict.GetPtr(), objectContext, copyingContext);
}
else
{
resourcesIndirect = resourceDictRef->mObjectID;
// later will write a modified version of the resources dictionary, with the new form.
// only modify the resources dict object if wasn't already modified (can happen when sharing resources dict between multiple pages).
// in the case where it was alrady modified, create a new resources dictionary that's a copy, and use it instead, to avoid overwriting
// the previous modification
GetObjectWriteInformationResult res = objectContext.GetInDirectObjectsRegistry().GetObjectWriteInformation(resourcesIndirect);
if (res.first && res.second.mIsDirty)
{
newResourcesIndirect = objectContext.GetInDirectObjectsRegistry().AllocateNewObjectID();
modifiedPageObject->WriteObjectReferenceValue(newResourcesIndirect);
}
else
modifiedPageObject->WriteObjectReferenceValue(resourcesIndirect);
}
}
objectContext.EndDictionary(modifiedPageObject);
objectContext.EndIndirectObject();
if (resourcesIndirect != 0)
{
if (newResourcesIndirect != 0)
objectContext.StartNewIndirectObject(newResourcesIndirect);
else
objectContext.StartModifiedIndirectObject(resourcesIndirect);
PDFObjectCastPtr<PDFDictionary> resourceDict(copyingContext->GetSourceDocumentParser()->ParseNewObject(resourcesIndirect));
formResourcesNames = WriteModifiedResourcesDict(copyingContext->GetSourceDocumentParser(), resourceDict.GetPtr(), objectContext, copyingContext);
objectContext.EndIndirectObject();
}
// if required write encapsulation code, so that new stream is independent of graphic context of original
PDFStream* newStream;
PrimitiveObjectsWriter primitivesWriter;
if (newEncapsulatingObjectID != 0)
{
objectContext.StartNewIndirectObject(newEncapsulatingObjectID);
newStream = objectContext.StartPDFStream();
primitivesWriter.SetStreamForWriting(newStream->GetWriteStream());
primitivesWriter.WriteKeyword("q");
objectContext.EndPDFStream(newStream);
}
// last but not least, create the actual content stream object, placing the form
objectContext.StartNewIndirectObject(newContentObjectID);
newStream = objectContext.StartPDFStream();
primitivesWriter.SetStreamForWriting(newStream->GetWriteStream());
if (newEncapsulatingObjectID != 0) {
primitivesWriter.WriteKeyword("Q");
}
vector<string>::iterator it = formResourcesNames.begin();
for (; it != formResourcesNames.end(); ++it)
{
primitivesWriter.WriteKeyword("q");
primitivesWriter.WriteInteger(1);
primitivesWriter.WriteInteger(0);
primitivesWriter.WriteInteger(0);
primitivesWriter.WriteInteger(1);
primitivesWriter.WriteInteger(0);
primitivesWriter.WriteInteger(0);
primitivesWriter.WriteKeyword("cm");
primitivesWriter.WriteName(*it);
primitivesWriter.WriteKeyword("Do");
primitivesWriter.WriteKeyword("Q");
}
objectContext.EndPDFStream(newStream);
} while (false);
return status;
}
EStatusCodeAndObjectIDType PDFCommentWriter::WriteCommentsTree(PDFComment* inComment)
{
EStatusCodeAndObjectIDType result;
ObjectIDType repliedTo = 0;
// if already written, return
PDFCommentToObjectIDTypeMap::iterator it = mCommentsForNextPage.find(inComment);
if(it != mCommentsForNextPage.end())
{
result.first = eSuccess;
result.second = it->second;
return result;
}
// if has a referred comment, write it first
if(inComment->ReplyTo != NULL)
{
EStatusCodeAndObjectIDType repliedtoResult = WriteCommentsTree(inComment->ReplyTo);
if(repliedtoResult.first != eSuccess)
{
result.first = eFailure;
result.second = 0;
return result;
}
else
repliedTo = repliedtoResult.second;
}
do
{
ObjectsContext& objectsContext = mPDFWriter->GetObjectsContext();
// Start new InDirect object for annotation dictionary
result.second = objectsContext.StartNewIndirectObject();
DictionaryContext* dictionaryContext = objectsContext.StartDictionary();
// Type
dictionaryContext->WriteKey("Type");
dictionaryContext->WriteNameValue("Annot");
// SubType
dictionaryContext->WriteKey("Subtype");
dictionaryContext->WriteNameValue("Text");
// Rect
dictionaryContext->WriteKey("Rect");
dictionaryContext->WriteRectangleValue(
PDFRectangle(inComment->FrameBoundings[0],
inComment->FrameBoundings[1],
inComment->FrameBoundings[2],
inComment->FrameBoundings[3]));
// Contents
dictionaryContext->WriteKey("Contents");
dictionaryContext->WriteLiteralStringValue(PDFTextString(inComment->Text).ToString());
// C (color)
dictionaryContext->WriteKey("C");
objectsContext.StartArray();
if(inComment->Color.UseCMYK)
{
objectsContext.WriteDouble((double)inComment->Color.CMYKComponents[0]/255);
objectsContext.WriteDouble((double)inComment->Color.CMYKComponents[1]/255);
objectsContext.WriteDouble((double)inComment->Color.CMYKComponents[2]/255);
objectsContext.WriteDouble((double)inComment->Color.CMYKComponents[3]/255);
}
else
{
objectsContext.WriteDouble((double)inComment->Color.RGBComponents[0]/255);
objectsContext.WriteDouble((double)inComment->Color.RGBComponents[1]/255);
objectsContext.WriteDouble((double)inComment->Color.RGBComponents[2]/255);
}
objectsContext.EndArray(eTokenSeparatorEndLine);
// T
dictionaryContext->WriteKey("T");
dictionaryContext->WriteLiteralStringValue(PDFTextString(inComment->CommentatorName).ToString());
// M
dictionaryContext->WriteKey("M");
dictionaryContext->WriteLiteralStringValue(inComment->Time.ToString());
if(inComment->ReplyTo != NULL)
{
// IRT
dictionaryContext->WriteKey("IRT");
dictionaryContext->WriteObjectReferenceValue(repliedTo);
// RT (we're doing always "reply" at this point, being a reply to comment
dictionaryContext->WriteKey("RT");
dictionaryContext->WriteNameValue("R");
}
// Open (we'll have them all closed to begin with)
dictionaryContext->WriteKey("Open");
dictionaryContext->WriteBooleanValue(false);
// Name
dictionaryContext->WriteKey("Name");
dictionaryContext->WriteNameValue("Comment");
if(objectsContext.EndDictionary(dictionaryContext) != eSuccess)
{
result.first = eFailure;
TRACE_LOG("PDFCommentWriter::WriteCommentsTree, Exception in ending comment dictionary");
break;
}
objectsContext.EndIndirectObject();
mCommentsForNextPage.insert(PDFCommentToObjectIDTypeMap::value_type(inComment,result.second));
result.first = eSuccess;
}while(false);
return result;
}
EStatusCode DescendentFontWriter::WriteFont( ObjectIDType inDecendentObjectID,
const string& inFontName,
FreeTypeFaceWrapper& inFontInfo,
const UIntAndGlyphEncodingInfoVector& inEncodedGlyphs,
ObjectsContext* inObjectsContext,
IDescendentFontWriter* inDescendentFontWriterHelper)
{
EStatusCode status = PDFHummus::eSuccess;
FontDescriptorWriter fontDescriptorWriter;
inObjectsContext->StartNewIndirectObject(inDecendentObjectID);
mFontInfo = &inFontInfo;
mObjectsContext = inObjectsContext;
mCIDSetObjectID = 0;
do
{
DictionaryContext* fontContext = inObjectsContext->StartDictionary();
// Type
fontContext->WriteKey(scType);
fontContext->WriteNameValue(scFont);
// SubType
fontContext->WriteKey(scSubtype);
inDescendentFontWriterHelper->WriteSubTypeValue(fontContext);
// BaseFont
fontContext->WriteKey(scBaseFont);
fontContext->WriteNameValue(inFontName);
WriteWidths(inEncodedGlyphs,fontContext);
// CIDSystemInfo
fontContext->WriteKey(scCIDSystemInfo);
ObjectIDType cidSystemInfoObjectID = mObjectsContext->GetInDirectObjectsRegistry().AllocateNewObjectID();
fontContext->WriteObjectReferenceValue(cidSystemInfoObjectID);
// FontDescriptor
fontContext->WriteKey(scFontDescriptor);
ObjectIDType fontDescriptorObjectID = mObjectsContext->GetInDirectObjectsRegistry().AllocateNewObjectID();
fontContext->WriteObjectReferenceValue(fontDescriptorObjectID);
// free dictionary end writing
inDescendentFontWriterHelper->WriteAdditionalKeys(fontContext);
status = inObjectsContext->EndDictionary(fontContext);
if(status != PDFHummus::eSuccess)
{
TRACE_LOG("CFFANSIFontWriter::WriteFont, unexpected failure. Failed to end dictionary in font write.");
break;
}
inObjectsContext->EndIndirectObject();
WriteCIDSystemInfo(cidSystemInfoObjectID);
mWriterHelper = inDescendentFontWriterHelper; // save the helper pointer, to write the font program reference in the descriptor
fontDescriptorWriter.WriteFontDescriptor(fontDescriptorObjectID,inFontName,&inFontInfo,inEncodedGlyphs,inObjectsContext,this);
if(mCIDSetObjectID) // set by descriptor writer callback
WriteCIDSet(inEncodedGlyphs);
}while(false);
return status;
}
EStatusCode PDFWriter::Shutdown(const std::string& inStateFilePath)
{
EStatusCode status;
do
{
StateWriter writer;
status = writer.Start(inStateFilePath);
if(status != eSuccess)
{
TRACE_LOG("PDFWriter::Shutdown, cant start state writing");
break;
}
ObjectIDType rootObjectID = writer.GetObjectsWriter()->StartNewIndirectObject();
DictionaryContext* pdfWriterDictionary = writer.GetObjectsWriter()->StartDictionary();
pdfWriterDictionary->WriteKey("Type");
pdfWriterDictionary->WriteNameValue("PDFWriter");
ObjectIDType objectsContextID = writer.GetObjectsWriter()->GetInDirectObjectsRegistry().AllocateNewObjectID();
ObjectIDType DocumentContextID = writer.GetObjectsWriter()->GetInDirectObjectsRegistry().AllocateNewObjectID();
pdfWriterDictionary->WriteKey("mObjectsContext");
pdfWriterDictionary->WriteNewObjectReferenceValue(objectsContextID);
pdfWriterDictionary->WriteKey("mDocumentContext");
pdfWriterDictionary->WriteNewObjectReferenceValue(DocumentContextID);
pdfWriterDictionary->WriteKey("mIsModified");
pdfWriterDictionary->WriteBooleanValue(mIsModified);
if(mIsModified)
{
pdfWriterDictionary->WriteKey("mModifiedFileVersion");
pdfWriterDictionary->WriteIntegerValue(mModifiedFileVersion);
}
writer.GetObjectsWriter()->EndDictionary(pdfWriterDictionary);
writer.GetObjectsWriter()->EndIndirectObject();
writer.SetRootObject(rootObjectID);
status = mObjectsContext.WriteState(writer.GetObjectsWriter(),objectsContextID);
if(status != eSuccess)
break;
status = mDocumentContext.WriteState(writer.GetObjectsWriter(),DocumentContextID);
if(status != eSuccess)
break;
status = writer.Finish();
if(status != eSuccess)
{
TRACE_LOG("PDFWriter::Shutdown, cant finish state writing");
}
}while(false);
if(status != eSuccess)
{
mOutputFile.CloseFile();
TRACE_LOG("PDFWriter::Shutdown, Could not end PDF");
}
else
status = mOutputFile.CloseFile();
//ReleaseLog();
return status;
}
void FontDescriptorWriter::WriteFontDescriptor( ObjectIDType inFontDescriptorObjectID,
const string& inFontPostscriptName,
FreeTypeFaceWrapper* inFontInfo,
const UIntAndGlyphEncodingInfoVector& inEncodedGlyphs,
ObjectsContext* inObjectsContext,
IFontDescriptorHelper* inDescriptorHelper)
{
DictionaryContext* fontDescriptorDictionary;
inObjectsContext->StartNewIndirectObject(inFontDescriptorObjectID);
fontDescriptorDictionary = inObjectsContext->StartDictionary();
// FontName
fontDescriptorDictionary->WriteKey(scFontName);
fontDescriptorDictionary->WriteNameValue(inFontPostscriptName);
// FontFamily
fontDescriptorDictionary->WriteKey(scFontFamily);
fontDescriptorDictionary->WriteLiteralStringValue((*inFontInfo)->family_name);
// FontStretch
fontDescriptorDictionary->WriteKey(scFontStretch);
fontDescriptorDictionary->WriteNameValue(scFontStretchLabels[inFontInfo->GetFontStretch()]);
// FontWeight
fontDescriptorDictionary->WriteKey(scFontWeight);
fontDescriptorDictionary->WriteIntegerValue(inFontInfo->GetFontWeight());
// FontBBox
fontDescriptorDictionary->WriteKey(scFontBBox);
fontDescriptorDictionary->WriteRectangleValue(
PDFRectangle(
inFontInfo->GetInPDFMeasurements((*inFontInfo)->bbox.xMin),
inFontInfo->GetInPDFMeasurements((*inFontInfo)->bbox.yMin),
inFontInfo->GetInPDFMeasurements((*inFontInfo)->bbox.xMax),
inFontInfo->GetInPDFMeasurements((*inFontInfo)->bbox.yMax)));
// ItalicAngle
fontDescriptorDictionary->WriteKey(scItalicAngle);
fontDescriptorDictionary->WriteDoubleValue(inFontInfo->GetItalicAngle());
// Ascent
fontDescriptorDictionary->WriteKey(scAscent);
fontDescriptorDictionary->WriteIntegerValue(inFontInfo->GetInPDFMeasurements((*inFontInfo)->ascender));
// Descent
fontDescriptorDictionary->WriteKey(scDescent);
fontDescriptorDictionary->WriteIntegerValue(inFontInfo->GetInPDFMeasurements((*inFontInfo)->descender));
// CapHeight
BoolAndFTShort result = inFontInfo->GetCapHeight();
if(result.first)
{
fontDescriptorDictionary->WriteKey(scCapHeight);
fontDescriptorDictionary->WriteIntegerValue(result.second);
}
// XHeight
result = inFontInfo->GetxHeight();
if(result.first)
{
fontDescriptorDictionary->WriteKey(scXHeight);
fontDescriptorDictionary->WriteIntegerValue(result.second);
}
// StemV
fontDescriptorDictionary->WriteKey(scStemV);
fontDescriptorDictionary->WriteIntegerValue(inFontInfo->GetStemV());
// ChartSet writing (variants according to ANSI/CID)
inDescriptorHelper->WriteCharSet(fontDescriptorDictionary,inObjectsContext,inFontInfo,inEncodedGlyphs);
// Flags
fontDescriptorDictionary->WriteKey(scFlags);
fontDescriptorDictionary->WriteIntegerValue(CalculateFlags(inFontInfo,inEncodedGlyphs));
// font embedding [may not happen due to font embedding restrictions. helper is supposed to avoid reference as well]
inDescriptorHelper->WriteFontFileReference(fontDescriptorDictionary,inObjectsContext);
inObjectsContext->EndDictionary(fontDescriptorDictionary);
inObjectsContext->EndIndirectObject();
}
EStatusCode CIDFontWriter::WriteFont(FreeTypeFaceWrapper& inFontInfo,
WrittenFontRepresentation* inFontOccurrence,
ObjectsContext* inObjectsContext,
IDescendentFontWriter* inDescendentFontWriter)
{
EStatusCode status = PDFHummus::eSuccess;
inObjectsContext->StartNewIndirectObject(inFontOccurrence->mWrittenObjectID);
mFontInfo = &inFontInfo;
mFontOccurrence = inFontOccurrence;
mObjectsContext = inObjectsContext;
do
{
DictionaryContext* fontContext = inObjectsContext->StartDictionary();
// Type
fontContext->WriteKey(scType);
fontContext->WriteNameValue(scFont);
// SubType
fontContext->WriteKey(scSubtype);
fontContext->WriteNameValue(scType0);
// BaseFont
fontContext->WriteKey(scBaseFont);
const char* postscriptFontName = FT_Get_Postscript_Name(inFontInfo);
if(!postscriptFontName)
{
TRACE_LOG("CIDFontWriter::WriteFont, unexpected failure. no postscript font name for font");
status = PDFHummus::eFailure;
break;
}
std::string subsetFontName = inObjectsContext->GenerateSubsetFontPrefix() + scPlus + postscriptFontName;
fontContext->WriteNameValue(subsetFontName);
WriteEncoding(fontContext);
// DescendantFonts
ObjectIDType descendantFontID = mObjectsContext->GetInDirectObjectsRegistry().AllocateNewObjectID();
fontContext->WriteKey(scDescendantFonts);
mObjectsContext->StartArray();
mObjectsContext->WriteNewIndirectObjectReference(descendantFontID);
mObjectsContext->EndArray(eTokenSeparatorEndLine);
CalculateCharacterEncodingArray(); // put the charachter in the order of encoding, for the ToUnicode map
// ToUnicode
fontContext->WriteKey(scToUnicode);
ObjectIDType toUnicodeMapObjectID = mObjectsContext->GetInDirectObjectsRegistry().AllocateNewObjectID();
fontContext->WriteNewObjectReferenceValue(toUnicodeMapObjectID);
status = inObjectsContext->EndDictionary(fontContext);
if(status != PDFHummus::eSuccess)
{
TRACE_LOG("CIDFontWriter::WriteFont, unexpected failure. Failed to end dictionary in font write.");
break;
}
inObjectsContext->EndIndirectObject();
WriteToUnicodeMap(toUnicodeMapObjectID);
// Write the descendant font
status = inDescendentFontWriter->WriteFont(descendantFontID,subsetFontName,*mFontInfo,mCharactersVector,mObjectsContext);
} while(false);
return status;
}