EStatusCode Type1ToType2Converter::WriteConvertedFontProgram(const string& inGlyphName,
Type1Input* inType1Input,
IByteWriter* inByteWriter)
{
EStatusCode status;
do
{
CharStringType1Interpreter interpreter;
mHelper = inType1Input;
mHintReplacementEncountered = false;
mHintAdditionEncountered = false;
mFirstPathConstructionEncountered = false;
mInFlexCollectionMode = false;
mCurrentHints.clear();
mFlexParameters.clear();
Type1CharString* charString = inType1Input->GetGlyphCharString(inGlyphName);
if(!charString)
{
TRACE_LOG1("Type1ToType2Converter::WriteConvertedFontProgram, Exception, cannot find glyph name %s",inGlyphName.c_str());
status = PDFHummus::eFailure;
break;
}
status = interpreter.Intepret(*charString,this);
if(status != PDFHummus::eSuccess)
{
TRACE_LOG("Type1ToType2Converter::WriteConvertedFontProgram, Exception, failed to interpret glyph");
break;
}
// convert stem commands - put them at the beginning, and use hint masks if required
ConvertStems();
// convert operators to the type 2 short writing, dropping 0's, and set the first moveto
// to offset by sidebearing
ConvertPathConsturction();
// need to place width of character at the first stack clearing operator
AddInitialWidthParameter();
status = WriteProgramToStream(inByteWriter);
if(status != PDFHummus::eSuccess)
{
TRACE_LOG("Type1ToType2Converter::WriteConvertedFontProgram, Exception, can't write program to target stream");
break;
}
}while(false);
mVStems.clear();
mHStems.clear();
mConversionProgram.clear();
return status;
}
EStatusCode Type1Input::CalculateDependenciesForCharIndex(const std::string& inCharStringName,
CharString1Dependencies& ioDependenciesInfo)
{
CharStringType1Interpreter interpreter;
StringToType1CharStringMap::iterator it = mCharStrings.find(inCharStringName);
if(it == mCharStrings.end())
{
TRACE_LOG("Type1Input::CalculateDependenciesForCharIndex, Exception, cannot find glyph from name");
return PDFHummus::eFailure;
}
mCurrentDependencies = &ioDependenciesInfo;
EStatusCode status = interpreter.Intepret(it->second,this);
mCurrentDependencies = NULL;
return status;
}
EStatusCode Type1Input::CalculateDependenciesForCharIndex( Byte inCharStringIndex,
CharString1Dependencies& ioDependenciesInfo)
{
CharStringType1Interpreter interpreter;
Type1CharString* charString = GetGlyphCharString(inCharStringIndex);
if(!charString)
{
TRACE_LOG("Type1Input::CalculateDependenciesForCharIndex, Exception, cannot find glyph index");
return PDFHummus::eFailure;
}
mCurrentDependencies = &ioDependenciesInfo;
EStatusCode status = interpreter.Intepret(*charString,this);
mCurrentDependencies = NULL;
return status;
}