Exemplo n.º 1
0
bool WrittenFontCFF::HasEnoughSpaceForGlyphs(const GlyphUnicodeMappingListList& inGlyphsList)
{
	GlyphUnicodeMappingListList::const_iterator itList = inGlyphsList.begin();
	GlyphUnicodeMappingList::const_iterator it;
	int glyphsToAddCount = 0;

	for(; itList != inGlyphsList.end(); ++itList)
	{
		it = itList->begin();
		for(; it != itList->end(); ++it)
			if(mANSIRepresentation->mGlyphIDToEncodedChar.find(it->mGlyphCode) == mANSIRepresentation->mGlyphIDToEncodedChar.end())
				++glyphsToAddCount;
	}

	return glyphsToAddCount <= mAvailablePositionsCount;
}
Exemplo n.º 2
0
bool WrittenFontCFF::AddToANSIRepresentation(	const GlyphUnicodeMappingListList& inGlyphsList,
												UShortListList& outEncodedCharacters)
{
	// categorically do not allow an ANSI representation if the font is CID
	if(!mIsCID && HasEnoughSpaceForGlyphs(inGlyphsList))
	{
		GlyphUnicodeMappingListList::const_iterator itList = inGlyphsList.begin();
		GlyphUnicodeMappingList::const_iterator it;
		UShortList encodedCharacters;

		for(; itList != inGlyphsList.end(); ++itList)
		{
			it = itList->begin();
			for(; it != itList->end(); ++it)
				encodedCharacters.push_back(EncodeGlyph(it->mGlyphCode,it->mUnicodeValues));
			outEncodedCharacters.push_back(encodedCharacters);
			encodedCharacters.clear();

		}
		return true;
	}
	else
		return false;
}
Exemplo n.º 3
0
bool WrittenFontTrueType::AddToANSIRepresentation(	const GlyphUnicodeMappingListList& inGlyphsList,
													UShortListList& outEncodedCharacters)
{
	UShortListList candidatesList;
	UShortList candidates;
	BoolAndByte encodingResult(true,0);
	WinAnsiEncoding winAnsiEncoding;
	GlyphUnicodeMappingListList::const_iterator itList = inGlyphsList.begin(); 
	GlyphUnicodeMappingList::const_iterator it; 

	for(; itList != inGlyphsList.end() && encodingResult.first; ++itList)
	{
		it = itList->begin();
		for(; it != itList->end() && encodingResult.first; ++it)
		{
			// don't bother with characters of more or less than one unicode
			if(it->mUnicodeValues.size() != 1)
			{
				encodingResult.first = false;
			}
			else if(0x2022 == it->mUnicodeValues.front())
			{
				// From the reference:
				// In WinAnsiEncoding, all unused codes greater than 40 map to the bullet character. 
				// However, only code 225 is specifically assigned to the bullet character; other codes are subject to future reassignment.

				// now i don't know if it's related or not...but acrobat isn't happy when i'm using winansi with bullet. and text coming after that bullet may be
				// corrupted.
				// so i'm forcing CID if i hit bullet till i know better.
				encodingResult.first = false;
			}
			else
			{
				encodingResult = winAnsiEncoding.Encode(it->mUnicodeValues.front());
				if(encodingResult.first)
					candidates.push_back(encodingResult.second);
			}
		}
		if(encodingResult.first)
		{
			candidatesList.push_back(candidates);
			candidates.clear();
		}
	}

	if(encodingResult.first)
	{
		// for the first time, add also 0,0 mapping
		if(mANSIRepresentation->mGlyphIDToEncodedChar.size() == 0)
			mANSIRepresentation->mGlyphIDToEncodedChar.insert(UIntToGlyphEncodingInfoMap::value_type(0,GlyphEncodingInfo(0,0)));


		GlyphUnicodeMappingListList::const_iterator itGlyphsList = inGlyphsList.begin();
		UShortListList::iterator itEncodedList = candidatesList.begin();
		GlyphUnicodeMappingList::const_iterator itGlyphs;
		UShortList::iterator itEncoded;

		for(; itGlyphsList != inGlyphsList.end(); ++ itGlyphsList,++itEncodedList)
		{
			itGlyphs = itGlyphsList->begin();
			itEncoded = itEncodedList->begin();
			for(; itGlyphs != itGlyphsList->end(); ++ itGlyphs,++itEncoded)
			{
				if(mANSIRepresentation->mGlyphIDToEncodedChar.find(itGlyphs->mGlyphCode) == mANSIRepresentation->mGlyphIDToEncodedChar.end())
					mANSIRepresentation->mGlyphIDToEncodedChar.insert(
					UIntToGlyphEncodingInfoMap::value_type(itGlyphs->mGlyphCode,GlyphEncodingInfo(*itEncoded,itGlyphs->mUnicodeValues)));
			}
		}

		outEncodedCharacters = candidatesList;
	}

	return encodingResult.first;	
}
Exemplo n.º 4
0
bool WrittenFontTrueType::AddToANSIRepresentation(	const GlyphUnicodeMappingListList& inGlyphsList,
													UShortListList& outEncodedCharacters)
{
	UShortListList candidatesList;
	UShortList candidates;
	BoolAndByte encodingResult(true,0);
	WinAnsiEncoding winAnsiEncoding;
	GlyphUnicodeMappingListList::const_iterator itList = inGlyphsList.begin(); 
	GlyphUnicodeMappingList::const_iterator it; 

	for(; itList != inGlyphsList.end() && encodingResult.first; ++itList)
	{
		it = itList->begin();
		for(; it != itList->end() && encodingResult.first; ++it)
		{
			// don't bother with characters of more or less than one unicode
			if(it->mUnicodeValues.size() != 1)
			{
				encodingResult.first = false;
			}
			else
			{
				encodingResult = winAnsiEncoding.Encode(it->mUnicodeValues.front());
				if(encodingResult.first)
					candidates.push_back(encodingResult.second);
			}
		}
		if(encodingResult.first)
		{
			candidatesList.push_back(candidates);
			candidates.clear();
		}
	}

	if(encodingResult.first)
	{
		// for the first time, add also 0,0 mapping
		if(mANSIRepresentation->mGlyphIDToEncodedChar.size() == 0)
			mANSIRepresentation->mGlyphIDToEncodedChar.insert(UIntToGlyphEncodingInfoMap::value_type(0,GlyphEncodingInfo(0,0)));


		GlyphUnicodeMappingListList::const_iterator itGlyphsList = inGlyphsList.begin();
		UShortListList::iterator itEncodedList = candidatesList.begin();
		GlyphUnicodeMappingList::const_iterator itGlyphs;
		UShortList::iterator itEncoded;

		for(; itGlyphsList != inGlyphsList.end(); ++ itGlyphsList,++itEncodedList)
		{
			itGlyphs = itGlyphsList->begin();
			itEncoded = itEncodedList->begin();
			for(; itGlyphs != itGlyphsList->end(); ++ itGlyphs,++itEncoded)
			{
				if(mANSIRepresentation->mGlyphIDToEncodedChar.find(itGlyphs->mGlyphCode) == mANSIRepresentation->mGlyphIDToEncodedChar.end())
					mANSIRepresentation->mGlyphIDToEncodedChar.insert(
					UIntToGlyphEncodingInfoMap::value_type(itGlyphs->mGlyphCode,GlyphEncodingInfo(*itEncoded,itGlyphs->mUnicodeValues)));
			}
		}

		outEncodedCharacters = candidatesList;
	}

	return encodingResult.first;	
}