staticaddCodepoints(this:CFFIPointer, text:DataPointer, textLength:Int, itemOffset:Int, itemLength:Int):VoidstaticaddUTF16(this:CFFIPointer, text:DataPointer, textLength:Int, itemOffset:Int, itemLength:Int):VoidstaticaddUTF32(this:CFFIPointer, text:DataPointer, textLength:Int, itemOffset:Int, itemLength:Int):Void