EStatusCode CFFDescendentFontWriter::WriteFont( ObjectIDType inDecendentObjectID,
const std::string& inFontName,
FreeTypeFaceWrapper& inFontInfo,
const UIntAndGlyphEncodingInfoVector& inEncodedGlyphs,
ObjectsContext* inObjectsContext,
bool inEmbedFont)
{
// reset embedded font object ID (and flag...to whether it was actually embedded or not, which may
// happen due to font embedding restrictions)
mEmbeddedFontFileObjectID = 0;
// Logically speaking, i shouldn't be getting to CID writing
// if in type 1. at least, this is the current assumption, since
// i don't intend to support type 1 CIDs, but just regular type 1s.
// as such - fail if got here for type 1
const char* fontType = inFontInfo.GetTypeString();
if(strcmp(scType1,fontType) == 0)
{
TRACE_LOG1("CFFDescendentFontWriter::WriteFont, Exception. identified type1 font when writing CFF CID font, font name - %s. type 1 CIDs are not supported.",inFontName.substr(0, MAX_TRACE_SIZE - 200).c_str());
return PDFHummus::eFailure;
}
if (inEmbedFont)
{
CFFEmbeddedFontWriter embeddedFontWriter;
UIntAndGlyphEncodingInfoVector encodedGlyphs = inEncodedGlyphs;
UIntVector orderedGlyphs;
UShortVector cidMapping;
// Gal: the following sort completely ruins everything.
// the order of the glyphs should be maintained per the ENCODED characthers
// which is how the input is recieved. IMPORTANT - the order is critical
// for the success of the embedding, as the order determines the order of the glyphs
// in the subset font and so their GID which MUST match the encoded char.
//sort(encodedGlyphs.begin(), encodedGlyphs.end(), sEncodedGlypsSort);
for (UIntAndGlyphEncodingInfoVector::const_iterator it = encodedGlyphs.begin();
it != encodedGlyphs.end();
++it)
{
orderedGlyphs.push_back(it->first);
cidMapping.push_back(it->second.mEncodedCharacter);
}
EStatusCode status = embeddedFontWriter.WriteEmbeddedFont(inFontInfo,
orderedGlyphs,
scCIDFontType0C,
inFontName,
inObjectsContext,
&cidMapping,
mEmbeddedFontFileObjectID);
if (status != PDFHummus::eSuccess)
return status;
}
DescendentFontWriter descendentFontWriter;
return descendentFontWriter.WriteFont(inDecendentObjectID,inFontName,inFontInfo,inEncodedGlyphs,inObjectsContext,this);
}
EStatusCode CFFANSIFontWriter::WriteFont( FreeTypeFaceWrapper& inFontInfo,
WrittenFontRepresentation* inFontOccurrence,
ObjectsContext* inObjectsContext)
{
const char* postscriptFontName = FT_Get_Postscript_Name(inFontInfo);
if(!postscriptFontName)
{
TRACE_LOG("CFFANSIFontWriter::WriteFont, unexpected failure. no postscript font name for font");
return PDFHummus::eFailure;
}
std::string subsetFontName = inObjectsContext->GenerateSubsetFontPrefix() + scPlus + postscriptFontName;
const char* fontType = inFontInfo.GetTypeString();
// reset embedded font object ID (and flag...to whether it was actually embedded or not, which may
// happen due to font embedding restrictions)
mEmbeddedFontFileObjectID = 0;
EStatusCode status;
if(strcmp(scType1Type,fontType) == 0)
{
Type1ToCFFEmbeddedFontWriter embeddedFontWriter;
status = embeddedFontWriter.WriteEmbeddedFont(inFontInfo,
inFontOccurrence->GetGlyphIDsAsOrderedVector(),
scType1C,
subsetFontName,
inObjectsContext,
mEmbeddedFontFileObjectID);
}
else if(strcmp(scCFF,fontType) == 0)
{
CFFEmbeddedFontWriter embeddedFontWriter;
status = embeddedFontWriter.WriteEmbeddedFont(inFontInfo,
inFontOccurrence->GetGlyphIDsAsOrderedVector(),
scType1C,
subsetFontName,
inObjectsContext,
mEmbeddedFontFileObjectID);
}
else
{
TRACE_LOG("CFFANSIFontWriter::WriteFont, Exception, unfamilar font type for embedding representation");
status = PDFHummus::eFailure;
}
if(status != PDFHummus::eSuccess)
return status;
ANSIFontWriter fontWriter;
return fontWriter.WriteFont(inFontInfo,inFontOccurrence,inObjectsContext,this,subsetFontName);
}