variableDatumRecord.h

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/*********************************************************************
** Copyright (c) 1992-2010 VT MAK
** All rights reserved.
*********************************************************************/



#ifndef DtVariableDatumRecord_H_
#define DtVariableDatumRecord_H_

#include <vlpi/disEnums.h>
#include <vlpi/idTypeMap.h>
#include "packets/dataP.h"
#include <iosfwd>


class DT_DLL_VL DtVariableDatumRecord
{

public:

   DtVariableDatumRecord();

   virtual ~DtVariableDatumRecord();

   DtVariableDatumRecord(const DtVariableDatumRecord& orig);

   DtVariableDatumRecord& operator=(const DtVariableDatumRecord& orig);

   int operator==(const DtVariableDatumRecord& otherguy) const;
   int operator!=(const DtVariableDatumRecord& otherguy) const;

   virtual void setExternalBuffer(char* bufferPtr);

   virtual void setDatumBitLength(DtU32 newDatumBitLength);
   virtual DtU32 datumBitLength() const;

   virtual int datumByteLength() const;

   virtual void setDatumID(DtDatumParam value);
   virtual DtDatumParam datumID() const;

   virtual void setDatumValFloat64(DtFloat64 value);
   virtual DtFloat64 datumValFloat64() const;

   virtual void setDatumValFloat32(DtFloat32 value);
   virtual DtFloat32 datumValFloat32() const;

   virtual void setDatumValInt32(DtInt32 value);
   virtual DtInt32 datumValInt32() const;

   virtual void setDatumValU32(DtU32 value);
   virtual DtU32 datumValU32() const;

   virtual void setDatumValInt16(DtInt16 value);
   virtual DtInt16 datumValInt16() const;

   virtual void setDatumValU16(DtU16 value);
   virtual DtU16 datumValU16() const;

   virtual void setDatumValU8(DtU8 value);
   virtual DtU8 datumValU8() const;

   virtual void setDatumValByteArray(const DtU8* setFrom);
   virtual void getDatumValByteArray(DtU8* copyTo) const;

   virtual char* datumValPtr();

   virtual const char* constDatumValPtr() const;

   virtual int networkByteLength() const;

   virtual const char* networkDataBuffer() const;

   virtual void printData() const;
   virtual void printDataToStream(std::ostream &str) const;


protected:

   virtual DtNetVarDatum* netStruct();

   virtual const DtNetVarDatum* constNetStruct() const;

   virtual void deleteIfNoExternal();

   virtual int datumByteSize(int datumBitLength) const;

   virtual int recordByteSize(int datumBitLength) const;

protected:

   char* myRecordBuffer;
   char* myExternalBuffer;
};

#endif