numberDatatypeRep.h

Go to the documentation of this file.

/*******************************************************************************
** Copyright (c) 1992-2024 MAK Technologies, Inc
** All rights reserved.
*******************************************************************************/
#pragma once



#include "datatypeRep.h"

#include <vlutil/vlUtil.h>

class DT_DLL_OMTREADER DtNumberDatatypeRep : public DtDatatypeRep
{
public:
   
   DtNumberDatatypeRep(bool useImplicitPadding);
   DtNumberDatatypeRep(const DtNumberDatatypeRep& orig);

   virtual double numberRep(const void* ptr, int* size = nullptr) const = 0;

   virtual int sizeNeeded(const void* ptr) const = 0;

protected:

   int adjustedSizeNeeded(const void* ptr, int repSize) const;

};

inline DtNumberDatatypeRep::DtNumberDatatypeRep(bool useImplicitPadding)
   : DtDatatypeRep(useImplicitPadding)
{
}

inline DtNumberDatatypeRep::DtNumberDatatypeRep(const DtNumberDatatypeRep& orig)
   : DtDatatypeRep(orig)
{
}

inline int DtNumberDatatypeRep::adjustedSizeNeeded(const void* ptr, int repSize) const
{
   int neededSize = repSize;
   if (myUseImplicitPadding)
   {
      const char* alignedPtr = reinterpret_cast<const char*>(alignPtr(ptr, repSize));
      neededSize += (alignedPtr - (const char*)ptr);
   }

   return neededSize;
}