include/vmap/vpfData.h

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/*******************************************************************************
** Copyright (c) 2006 MAK Technologies, Inc.
** All rights reserved.     
*******************************************************************************/
/*******************************************************************************
** $RCSfile: vpfData.h,v $ $Revision: 1.8 $ $State: Exp $
*******************************************************************************/

#ifndef VPF_DATA_H_
#define VPF_DATA_H_


#include <vlutil/vlString.h>
#include "vmap/vmapDefines.h"

//forward defs
class DtVpfColumn;

class DT_DLL_vmap DtVpfData
{
   private:
      DtVpfData(const DtVpfData& data);

      DtVpfData& operator=(const DtVpfData& data);

   public:
      DtVpfData(DtVpfColumn* column);

      virtual ~DtVpfData();

      virtual bool readData()=0;

      virtual const DtVpfColumn& column() const {return *myColumn;}

      virtual DtString valueDescription() const {return "";}

   protected:
      DtVpfColumn* myColumn;

      void swap16(char* input);
      void swap32(char* input);
      void swap64(char* input);
};

#endif