attribdescid.h

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#pragma once
 
/*+
________________________________________________________________________
 
 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        Bert Bril
 Date:          July 2005
 RCS:           $Id$
________________________________________________________________________
 
-*/
 
#include "attributeenginemod.h"
#include "gendefs.h"
 
namespace Attrib
{
 
mExpClass(AttributeEngine) DescID
{
public:
                        DescID()
                            : id_(-1)
                            , isstored_(false)                  {}
                        DescID( int id, bool isstored )
                            : id_(id)
                            , isstored_(isstored)               {}
                        DescID( const DescID& id )
                            : id_(id.id_)
                            , isstored_(id.isstored_)           {}
    inline DescID&      operator =( const DescID& id )
                        { id_ = id.id_; isstored_ = id.isstored_; return *this;}
    inline bool         isValid() const         { return id_ >= 0; }
    inline bool         isUnselInvalid() const  { return id_ < -2; }
 
    /*
    inline bool         operator <(int id) const
                        { return id_ < id; }
    inline bool         operator >(int id) const
                        { return id_ > id; }
    inline bool         operator >=(int id) const
                        { return id_ >= id; }
                        */
 
    inline bool         operator ==( const DescID& id ) const
                        { return id.id_ == id_ && isstored_ == id.isstored_; }
    inline bool         operator !=( const DescID& id ) const
                        { return id.id_ != id_ || isstored_ != id.isstored_;; }
 
    static inline DescID undef()                { return DescID(-1,false); }
 
    int                 asInt() const           { return id_; }
    int&                asInt()                 { return id_; }
    bool                isStored() const        { return isstored_; }
    void                setStored( bool yn )    { isstored_ = yn; }
 
protected:
 
    int                 id_;
    bool                isstored_;
};
 
} // namespace Attrib