extFileInputStream.h

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/*******************************************************************************
** Copyright (c) 2004 MAK Technologies, Inc.
** All rights reserved.
*******************************************************************************/
/*******************************************************************************
** $RCSfile: extFileInputStream.h,v $ $Revision: 1.7 $ $State: Exp $
*******************************************************************************/


#ifndef DtExtFileInputStream_H_
#define DtExtFileInputStream_H_

#include <vlutil/vlMachineTypes.h>
#include <mtl/mtlstream.h>

#include <string>

#include "extMtl/extMtlDefines.h"

class DT_DLL_extMtl DtExtFileInputStream :
   public DtlFileInputStream
{
public:
   DtExtFileInputStream(FILE *);
   virtual ~DtExtFileInputStream(void);

   int fgetc_past_whitespace(void);
   
   int flush_until(char terminator);

   virtual void clearLastWhitespace();

   virtual const std::string& lastWhitespace() const;

   virtual const std::string& initialWhitespace() const;

protected:

   bool myInitialWhitespaceIsSet;
   std::string myInitialWhitespace;
   std::string myLastWhitespace;
};

#endif