LogicStamp.hpp

/* ***** BEGIN LICENSE BLOCK *****
 * FW4SPL - Copyright (C) IRCAD, 2009-2015.
 * Distributed under the terms of the GNU Lesser General Public License (LGPL) as
 * published by the Free Software Foundation.
 * ****** END LICENSE BLOCK ****** */

#ifndef __FWCORE_LOGICSTAMP_HPP__
#define __FWCORE_LOGICSTAMP_HPP__

#include "fwCore/base.hpp"
#include "fwCore/HiResClock.hpp"


namespace fwCore
{

class FWCORE_CLASS_API LogicStamp : public BaseObject
{

public:
    fwCoreClassDefinitionsWithFactoryMacro( (LogicStamp)(BaseObject), (()), new LogicStamp);

    typedef unsigned long LogicStampType;

    FWCORE_API LogicStamp()
    {
        this->m_modifiedLogicalTime = 0;
    }

    FWCORE_API void modified();


    FWCORE_API LogicStampType getLogicStamp() const
    {
        return this->m_modifiedLogicalTime;
    }


    FWCORE_API bool operator>(const LogicStamp& ls) const
    {
        return ( this->m_modifiedLogicalTime > ls.m_modifiedLogicalTime );
    }

    FWCORE_API bool operator<(const LogicStamp& ls) const
    {
        return ( this->m_modifiedLogicalTime < ls.m_modifiedLogicalTime );
    }

    FWCORE_API operator LogicStampType() const
    {
        return this->m_modifiedLogicalTime;
    }


private:

    LogicStampType m_modifiedLogicalTime;

};

} //namespace fwCore

#endif // __FWCORE_LOGICSTAMP_HPP__