private void parseXref(long xrefPos)
{
_lexer.Position = xrefPos;
_lexer.ReadLexeme();
PDFDictionaryStream xref;
if (_lexer.CurrentLexemeEquals("xref"))
{
readXrefTable();
parseTrailer();
}
else if (isCrossReferenceStream(out xref))
{
readCrossReferencesEntries(xref);
extractTrailer(xref.Dictionary);
}
else
{
if (!tryToRepairDocument())
{
throw new InvalidDocumentException();
}
for (int i = 0; i < _xrefPositions.Count; ++i)
{
parseXref(_xrefPositions[i]);
}
return;
}
parsePrevAndXrefStm();
}
private void parse(Lexer lexer)
{
lexer.LastParsedByte = lexer.ReadByte();
for (; ;)
{
if (Lexer.IsEOL(lexer.LastParsedByte))
{
lexer.SkipEOL();
}
if (lexer.LastParsedByte == -1)
{
return;
}
lexer.ReadLexemeWithLastParsedByte();
if (lexer.CurrentLexemeEquals(Beginbfrange))
{
loadRange(lexer);
}
else if (lexer.CurrentLexemeEquals(Beginbfchar))
{
loadChar(lexer);
}
}
}
