absoluteTime.h

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


#ifndef absoluteTime_H_
#define absoluteTime_H_

#include "lgrUtil.h"
#include <iosfwd>
#include <vlutil/vlString.h>

namespace MAKLogger
{

   class DT_DLL_LGRUTIL DtAbsoluteTime;

   class DT_DLL_LGRUTIL DtRelativeTime
   {
   public:
      DtRelativeTime(double reltime);

      DtRelativeTime(const DtAbsoluteTime& time1,const DtAbsoluteTime& time2);

      DtRelativeTime operator+(const DtRelativeTime& relTime) const;

      DtRelativeTime operator-(const DtRelativeTime& relTime) const;

      bool operator==(const DtRelativeTime&) const;
      bool operator!=(const DtRelativeTime&) const;
      bool operator< (const DtRelativeTime&) const;
      bool operator> (const DtRelativeTime&) const;
      bool operator<=(const DtRelativeTime&) const;
      bool operator>=(const DtRelativeTime&) const;

      double hours()   const;
      double minutes() const;
      double seconds() const;

      long hourPart() const;

      long minutePart() const;

      long secondPart() const;

      long milisecondPart() const;

      DtString toString(int percision = 0) const;

      static double parseString(const DtString& timeString);

   protected:
      double myTime;
   };

   class DT_DLL_LGRUTIL DtAbsoluteTime
   {
   public:
      DtAbsoluteTime(double absTime);

      void offset(const DtRelativeTime& relTime);

      DtRelativeTime relative(const DtAbsoluteTime& time2) const;

      DtAbsoluteTime operator+(const DtRelativeTime& relTime) const;
      DtAbsoluteTime operator-(const DtRelativeTime& relTime) const;
      DtAbsoluteTime& operator+=(const DtRelativeTime& relTime);
      DtAbsoluteTime& operator-=(const DtRelativeTime& relTime);

      DtRelativeTime operator-(const DtAbsoluteTime& absTime) const;

      bool operator==(const DtAbsoluteTime&) const;
      bool operator!=(const DtAbsoluteTime&) const;
      bool operator< (const DtAbsoluteTime&) const;
      bool operator> (const DtAbsoluteTime&) const;
      bool operator<=(const DtAbsoluteTime&) const;
      bool operator>=(const DtAbsoluteTime&) const;

      double hours()   const;

      double minutes() const;

      double seconds() const;

      long hourPart() const;

      long minutePart() const;

      long secondPart() const;

      long milisecondPart() const;

      DtString toString(int percision = 0) const;

      static double parseString(const DtString& timeString);

   protected:
      double myTime;
   };

   DT_DLL_LGRUTIL std::ostream& operator<<(std::ostream&,const DtAbsoluteTime&);

}

#endif