public static PdfXRefEntry Parse(int objectNumber, Lexical.ILexer lexer)
{
string offsetS = lexer.ReadToken();
if (offsetS.Length != 10)
throw new Exception("Parser error: 10 digits expected for offset in xref");
long offset = long.Parse(offsetS);
string generationS = lexer.ReadToken();
if (generationS.Length != 5)
throw new Exception("Parser error: 5 digits expected for generation in xref");
int generationNumber = int.Parse(generationS);
string inuse = lexer.ReadToken();
if (inuse != "f" && inuse != "n")
throw new Exception("Parser error: only 'f' and 'n' are valid flags in xref");
bool inUse = (inuse == "n");
return new PdfXRefEntry(objectNumber, generationNumber, offset, inUse);
}
public static PdfHexadecimalString Parse(Lexical.ILexer lexer)
{
StringBuilder hexString = new StringBuilder();
String text = string.Empty;
while (text != ">")
{
hexString.Append(text);
text = lexer.ReadToken();
}
if ((hexString.Length % 2) != 0)
hexString.Append('0');
return new PdfHexadecimalString(hexString.ToString());
}
public static PdfName Parse(Lexical.ILexer lexer)
{
String name = lexer.ReadToken();
return new PdfName(name);
}