Version.h

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#pragma once

#include "swCommonLib/Common/TypesDefinitions.h"

#include <string>


struct Version
{
    uint32          Major;
    uint32          Minor;
    uint32          Revision;
    uint32          Build;

// ================================ //
//
    Version()
    {
        Major = 1;
        Minor = 0;
        Revision = 0;
        Build = 0;
    }

    Version             ( const std::string& version )
    {
        std::sscanf( version.c_str(), "%d.%d.%d.%d", &Major, &Minor, &Revision, &Build );
        if( Major < 0 ) Major = 0;
        if( Minor < 0 ) Minor = 0;
        if( Revision < 0 ) Revision = 0;
        if( Build < 0 ) Build = 0;
    }

    bool operator<		( const Version& other )
    {
        if( Major < other.Major )
            return true;
        else if( Major == other.Major )
        {
            if( Minor < other.Minor )
                return true;
            else if( Minor == other.Minor )
            {
                if( Revision < other.Revision )
                    return true;
                else if( Build == other.Build && Build < other.Build )
                    return true;
            }
        }

        return false;
    }

    bool operator==		( const Version& other )
    {
        return Major == other.Major
            && Minor == other.Minor
            && Revision == other.Revision
            && Build == other.Build;
    }

    friend std::ostream& operator<<     ( std::ostream& stream, const Version& ver )
    {
        stream << ver.Major;
        stream << '.';
        stream << ver.Minor;
        stream << '.';
        stream << ver.Revision;
        stream << '.';
        stream << ver.Build;
        return stream;
    }
};