EStatusCode WrittenFontCFF::ReadState(PDFParser* inStateReader,ObjectIDType inObjectID)
{
PDFObjectCastPtr<PDFDictionary> writtenFontState(inStateReader->ParseNewObject(inObjectID));
PDFObjectCastPtr<PDFInteger> availablePositionsCount(writtenFontState->QueryDirectObject("mAvailablePositionsCount"));
mAvailablePositionsCount = (unsigned char)availablePositionsCount->GetValue();
mFreeList.clear();
PDFObjectCastPtr<PDFArray> freeListState(writtenFontState->QueryDirectObject("mFreeList"));
SingleValueContainerIterator<PDFObjectVector> it = freeListState->GetIterator();
PDFObjectCastPtr<PDFInteger> item;
UCharAndUChar aPair;
while(it.MoveNext())
{
item = it.GetItem();
aPair.first = (unsigned char)item->GetValue();
it.MoveNext();
item = it.GetItem();
aPair.second = (unsigned char)item->GetValue();
mFreeList.push_back(aPair);
}
PDFObjectCastPtr<PDFArray> assignedPositionsState(writtenFontState->QueryDirectObject("mAssignedPositions"));
it = assignedPositionsState->GetIterator();
int i=0;
PDFObjectCastPtr<PDFInteger> assignedPositionItem;
while(it.MoveNext())
{
assignedPositionItem = it.GetItem();
mAssignedPositions[i] = (unsigned int)assignedPositionItem->GetValue();
++i;
}
PDFObjectCastPtr<PDFArray> assignedPositionsAvailableState(writtenFontState->QueryDirectObject("mAssignedPositionsAvailable"));
it = assignedPositionsAvailableState->GetIterator();
i=0;
PDFObjectCastPtr<PDFBoolean> assignedPositionAvailableItem;
while(it.MoveNext())
{
assignedPositionAvailableItem = it.GetItem();
mAssignedPositionsAvailable[i] = assignedPositionAvailableItem->GetValue();
++i;
}
PDFObjectCastPtr<PDFBoolean> isCIDState(writtenFontState->QueryDirectObject("mIsCID"));
mIsCID = isCIDState->GetValue();
return AbstractWrittenFont::ReadStateFromObject(inStateReader,writtenFontState.GetPtr());
}
void showXObjectsPerPageInfo(PDFParser& parser,PDFObjectCastPtr<PDFDictionary> xobjects)
{
RefCountPtr<PDFName> key;
PDFObjectCastPtr<PDFIndirectObjectReference> value;
MapIterator<PDFNameToPDFObjectMap> it = xobjects->GetIterator();
while(it.MoveNext())
{
key = it.GetKey();
value = it.GetValue();
cout << "XObject named " << key->GetValue().c_str() << " is object " << value->mObjectID << " of type ";
PDFObjectCastPtr<PDFStreamInput> xobject(parser.ParseNewObject(value->mObjectID));
PDFObjectCastPtr<PDFDictionary> xobjectDictionary(xobject->QueryStreamDictionary());
PDFObjectCastPtr<PDFName> typeOfXObject = xobjectDictionary->QueryDirectObject("Subtype");
cout << typeOfXObject->GetValue().c_str() << "\n";
}
}
ObjectIDType DCTDecodeFilterTest::FindDCTDecodedImageObject(PDFParser* inParser)
{
ObjectIDType imageObject = 0;
do
{
// find image by looking for the first image in the first page
RefCountPtr<PDFDictionary> firstPage = inParser->ParsePage(0);
if(!firstPage)
break;
PDFObjectCastPtr<PDFDictionary> resourceDictionary(inParser->QueryDictionaryObject(firstPage.GetPtr(),"Resources"));
if(!resourceDictionary)
break;
PDFObjectCastPtr<PDFDictionary> xobjectDictionary(inParser->QueryDictionaryObject(resourceDictionary.GetPtr(), "XObject"));
if(!xobjectDictionary)
break;
MapIterator<PDFNameToPDFObjectMap> it = xobjectDictionary->GetIterator();
while(it.MoveNext())
{
if(it.GetValue()->GetType() == PDFObject::ePDFObjectIndirectObjectReference)
{
PDFObjectCastPtr<PDFStreamInput> image(
inParser->ParseNewObject(((PDFIndirectObjectReference*)it.GetValue())->mObjectID));
RefCountPtr<PDFDictionary> imageDictionary = image->QueryStreamDictionary();
PDFObjectCastPtr<PDFName> objectType = imageDictionary->QueryDirectObject("Subtype");
if(!objectType || objectType->GetValue() != "Image")
continue;
RefCountPtr<PDFObject> filters = imageDictionary->QueryDirectObject("Filter");
if(!filters)
break;
if(filters->GetType() == PDFObject::ePDFObjectName &&
((PDFName*)filters.GetPtr())->GetValue() == "DCTDecode")
{
imageObject = ((PDFIndirectObjectReference*)it.GetValue())->mObjectID;
break;
}
PDFArray* filtersArray = (PDFArray*)filters.GetPtr();
if(filtersArray->GetLength() == 1)
{
PDFObjectCastPtr<PDFName> firstDecoder(filtersArray->QueryObject(0));
if(firstDecoder->GetValue() == "DCTDecode")
{
imageObject = ((PDFIndirectObjectReference*)it.GetValue())->mObjectID;
break;
}
}
}
}
}
while (false);
return imageObject;
}
EStatusCode UsedFontsRepository::ReadState(PDFParser* inStateReader,ObjectIDType inObjectID)
{
EStatusCode status = PDFHummus::eSuccess;
// clear current state
StringAndLongToPDFUsedFontMap::iterator itUsedFonts = mUsedFonts.begin();
for(; itUsedFonts != mUsedFonts.end();++itUsedFonts)
delete (itUsedFonts->second);
mUsedFonts.clear();
PDFObjectCastPtr<PDFDictionary> usedFontsRepositoryState(inStateReader->ParseNewObject(inObjectID));
mOptionaMetricsFiles.clear();
PDFObjectCastPtr<PDFArray> optionalMetricsState(usedFontsRepositoryState->QueryDirectObject("mOptionaMetricsFiles"));
SingleValueContainerIterator<PDFObjectVector> it = optionalMetricsState->GetIterator();
PDFObjectCastPtr<PDFLiteralString> aStringValue;
while(it.MoveNext())
{
PDFTextString aKey;
aStringValue = it.GetItem();
aKey = aStringValue->GetValue();
PDFTextString aValue;
it.MoveNext();
aStringValue = it.GetItem();
aValue = aStringValue->GetValue();
mOptionaMetricsFiles.insert(StringToStringMap::value_type(aKey.ToUTF8String(),aValue.ToUTF8String()));
}
PDFObjectCastPtr<PDFArray> usedFontsState(usedFontsRepositoryState->QueryDirectObject("mUsedFonts"));
it = usedFontsState->GetIterator();
PDFObjectCastPtr<PDFLiteralString> keyStringItem;
PDFObjectCastPtr<PDFInteger> keyIndexItem;
PDFObjectCastPtr<PDFIndirectObjectReference> valueItem;
if(!mInputFontsInformation)
mInputFontsInformation = new FreeTypeWrapper();
while(it.MoveNext() && PDFHummus::eSuccess == status)
{
keyStringItem = it.GetItem();
it.MoveNext();
keyIndexItem = it.GetItem();
it.MoveNext();
valueItem = it.GetItem();
PDFTextString aTextString(keyStringItem->GetValue());
std::string filePath = aTextString.ToUTF8String();
long fontIndex = (long)keyIndexItem->GetValue();
FT_Face face;
face = mInputFontsInformation->NewFace(filePath,fontIndex);
if(!face)
{
TRACE_LOG2("UsedFontsRepository::ReadState, Failed to load font from %s at index %ld",filePath.c_str(),fontIndex);
status = PDFHummus::eFailure;
break;
}
PDFUsedFont* usedFont;
StringToStringMap::iterator itOptionlMetricsFile = mOptionaMetricsFiles.find(filePath);
if(itOptionlMetricsFile != mOptionaMetricsFiles.end())
usedFont = new PDFUsedFont(face,filePath,itOptionlMetricsFile->second,fontIndex,mObjectsContext);
else
usedFont = new PDFUsedFont(face,filePath,"",fontIndex,mObjectsContext);
if(!usedFont->IsValid())
{
TRACE_LOG2("UsedFontsRepository::ReadState, Unreckognized font format for font in %s at index %ld",filePath.c_str(),fontIndex);
delete usedFont;
usedFont = NULL;
status = PDFHummus::eFailure;
break;
}
usedFont->ReadState(inStateReader,valueItem->mObjectID);
mUsedFonts.insert(StringAndLongToPDFUsedFontMap::value_type(StringAndLong(filePath,fontIndex),usedFont));
}
return status;
}
