bitMask.h

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/*********************************************************************
** Copyright (c) 1998 MaK Technologies, Inc.
** All rights reserved.
*********************************************************************/
/*********************************************************************
** $RCSfile: bitMask.h,v $ $Revision: 1.4 $ $State: Exp $
*********************************************************************/


#ifndef DtBitMask_H_
#define DtBitMask_H_

#include <vlutil/vlMachineTypes.h>
#include <rtiMsConfig.h>

//
class DT_DLL_RTIUTIL DtBitMask
{
public:
   DtBitMask( unsigned int length );

   DtBitMask( const char* bitMask, unsigned int length );

   DtBitMask( const DtBitMask& orig );

   virtual ~DtBitMask();
   
   virtual const DtBitMask& operator=( const DtBitMask& orig );

   virtual const DtBitMask& operator&=( const DtBitMask& orig );

   virtual const DtBitMask& operator|=( const DtBitMask& orig );
   
   virtual inline unsigned int length() const;

   virtual bool isEmpty() const;

   virtual unsigned int numSet() const;
   
   virtual void reset(bool value=false);

   virtual void setBit( unsigned int bitPosition, bool isOn = true );

   virtual bool getBit( unsigned int bitPosition ) const;

   virtual unsigned int netSize() const;
   
   virtual void encode( char* buffer ) const;

   virtual void decode(const char* buffer, unsigned int numBytes);

   virtual void print(bool listHandles=false) const;

public:

   static unsigned int lengthToWords( unsigned int length );

   static unsigned int lengthToChars( unsigned int length );
   
protected:


   MAKRti::DtU32* myBitField;

   unsigned int myLength;
   
};


DtBitMask DT_DLL_RTIUTIL operator&( const DtBitMask& first, const DtBitMask& second );
DtBitMask DT_DLL_RTIUTIL operator|( const DtBitMask& first, const DtBitMask& second );


inline unsigned int DtBitMask::length() const
{
   return myLength;
}

#endif //! DtBitMask_H_