EncodingScheme.h

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/*********************************************************************
Copyright 2013 Karl Jones
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/********************************************************************
    class:      EncodingScheme
    created:    18/09/2008
    author:     Karl Jones

    purpose:    Scheme used to encode a set of data.

    size:       32 bits / 4 octets
*********************************************************************/

#pragma once

#include "./DataTypeBase.h"

namespace KDIS {
namespace DATA_TYPE {

class KDIS_EXPORT EncodingScheme : public DataTypeBase
{
protected:

    union
    {
        struct
        {
            KUINT16 m_ui16Type  : 14;
            KUINT16 m_ui16Class : 2;
        };
        KUINT16 m_ui16EncodingScheme;
    } m_EncodingSchemeUnion;

    KUINT16 m_ui16TDLType;

public:

    static const KUINT16 ENCODING_SCHEME_SIZE = 4;

    EncodingScheme();

    EncodingScheme( KDataStream & stream ) throw( KException );

    EncodingScheme( KDIS::DATA_TYPE::ENUMS::EncodingClass EC, KUINT16 EncodingType, KDIS::DATA_TYPE::ENUMS::TDLType T );

    EncodingScheme( KDIS::DATA_TYPE::ENUMS::EncodingType Audio, KDIS::DATA_TYPE::ENUMS::TDLType T );

    virtual ~EncodingScheme();

    //************************************
    // FullName:    KDIS::DATA_TYPE::EncodingScheme::SetEncodingClass
    //              KDIS::DATA_TYPE::EncodingScheme::GetEncodingClass
    //!Description: Encoding Class
    // Parameter:   EncodingClass EC
    //************************************
    void SetEncodingClass( KDIS::DATA_TYPE::ENUMS::EncodingClass EC );
    KDIS::DATA_TYPE::ENUMS::EncodingClass GetEncodingClass() const;

    //************************************
    // FullName:    KDIS::DATA_TYPE::EncodingScheme::SetEncodingTypeAudio
    //              KDIS::DATA_TYPE::EncodingScheme::SetEncodingType
        //              KDIS::DATA_TYPE::EncodingScheme::GetEncodingTypeAudio
        //              KDIS::DATA_TYPE::EncodingScheme::GetEncodingType
    //!Description: When using encoded audio use an encoding type.
    //!             Can also be used to represent the number of TDL
    //!             (Tactical Data Links). If encoded class is not audio
    //!             and the TDL type is 0 then this value should also be 0.
    // Parameter:   EncodingType T, KUINT16 T
    //************************************
    void SetEncodingTypeAudio( KDIS::DATA_TYPE::ENUMS::EncodingType T );
    void SetEncodingType( KUINT16 T );
    KDIS::DATA_TYPE::ENUMS::EncodingType GetEncodingTypeAudio() const;
    KUINT16 GetEncodingType() const;

    //************************************
    // FullName:    KDIS::DATA_TYPE::EncodingScheme::SetTDLType
    //              KDIS::DATA_TYPE::EncodingScheme::GetTDLType
    //!Description: Tactical Data Link Type if the encoding class is
    //!             representing a TDL type, if not then set to 0.
    // Parameter:   TDLType T
    //************************************
    void SetTDLType( KDIS::DATA_TYPE::ENUMS::TDLType T );
    KDIS::DATA_TYPE::ENUMS::TDLType GetTDLType() const;

    //************************************
    // FullName:    KDIS::DATA_TYPE::EncodingScheme::GetAsString
    //!Description: Returns a string representation
    //************************************
    virtual KString GetAsString() const;

    //************************************
    // FullName:    KDIS::DATA_TYPE::EncodingScheme::Decode
    //!Description: Convert From Network Data.
    // Parameter:   KDataStream & stream
    //************************************
    virtual void Decode( KDataStream & stream ) throw( KException );

    //************************************
    // FullName:    KDIS::DATA_TYPE::EncodingScheme::Encode
    //!Description: Convert To Network Data.
    // Parameter:   KDataStream & stream
    //************************************
    virtual KDataStream Encode() const;
    virtual void Encode( KDataStream & stream ) const;

    KBOOL operator == ( const EncodingScheme & Value ) const;
    KBOOL operator != ( const EncodingScheme & Value ) const;
};

} // END namespace DATA_TYPES
} // END namespace KDIS