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Parser.h

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//========================================================================
//
// Parser.h
//
// Copyright 1996-2003 Glyph & Cog, LLC
//
//========================================================================

#ifndef PARSER_H
#define PARSER_H

#include <aconf.h>

#ifdef USE_GCC_PRAGMAS
#pragma interface
#endif

#include "Lexer.h"

//------------------------------------------------------------------------
// Parser
//------------------------------------------------------------------------
namespace xpdf 
{
  
class Parser {
public:

  // Constructor.
  Parser(XRef *xrefA, Lexer *lexerA);

  // Destructor.
  ~Parser();

  // Get the next object from the input stream.
#ifndef NO_DECRYPTION
  Object *getObj(Object *obj,
                 Guchar *fileKey = NULL, int keyLength = 0,
                 int objNum = 0, int objGen = 0);
#else
  Object *getObj(Object *obj);
#endif

  // Get stream.
  Stream *getStream() { return lexer->getStream(); }

  // Get current position in file.
  int getPos() { return lexer->getPos(); }

private:

  XRef *xref;                   // the xref table for this PDF file
  Lexer *lexer;                 // input stream
  Object buf1, buf2;            // next two tokens
  int inlineImg;                // set when inline image data is encountered

  Stream *makeStream(Object *dict);
  void shift();
};
};


#endif

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