gzDistEncoder.h

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//*****************************************************************************
// File         : gzDistEncoder.h
// Module       : gzRemoteDistribution
// Description  : Distribution custom encoder interface
// Author       : Christian Andersson
// Product      : GizmoDistribution 2.1.1
//      
// Copyright © 2004 - Saab Training Systems AB, Sweden
//          
// NOTE:    GizmoDistribution is a toolkit used for implementing distributed
//          objects and events in C++
//
//
// Revision History...
//
// Who  Date    Description
//
// CAN  040602  Created file
//
//*****************************************************************************
#ifndef __GZ_DIST_ENCODER_H__
#define __GZ_DIST_ENCODER_H__

// Includes
#include "gzDistBase.h"



class gzDistEncoderInterface : public gzDistThreadSafeReference
{
    public:
    

        GZ_REMOTE_EXPORT gzDistEncoderInterface(gzDistEncoderInterface* parent = NULL);
    
        GZ_REMOTE_EXPORT virtual ~gzDistEncoderInterface();

        GZ_REMOTE_EXPORT gzUInt encode(const gzUByte* source, gzInt sourceLength, gzArray<gzUByte>& destination);

        GZ_REMOTE_EXPORT gzUInt decode(const gzUByte* source, gzInt sourceLength, gzArray<gzUByte>& destination);
    
    protected:


            virtual gzUInt onEncode(const gzUByte* source, gzInt sourceLength, gzArray<gzUByte>& destination) = 0;

        /*  \param  source          Pointer to the buffer to be decoded.
            \param  sourceLength    Length of data to be decoded.
            \param  desination      Buffer where the decoded data will be put. */
        virtual gzUInt onDecode(const gzUByte* source, gzInt sourceLength, gzArray<gzUByte>& destination) = 0;

    private:

        gzDistEncoderInterface* m_parent;
};


//----------------------------- gzDistDefaultCompressor ---------------------------------


class gzDistDefaultCompressor : public gzDistEncoderInterface
{
    public:


        GZ_REMOTE_EXPORT gzDistDefaultCompressor(gzDistEncoderInterface* parent = NULL);

        GZ_REMOTE_EXPORT virtual ~gzDistDefaultCompressor();


    protected:

        gzUInt onEncode(const gzUByte* source, gzInt sourceLength, gzArray<gzUByte>& destination);

        gzUInt onDecode(const gzUByte* source, gzInt sourceLength, gzArray<gzUByte>& destination);
};


//----------------------------- gzDistDefaultEncoder ---------------------------------


class gzDistDefaultEncoder : public gzDistEncoderInterface
{
    public:


        GZ_REMOTE_EXPORT gzDistDefaultEncoder(gzULong key, gzDistEncoderInterface* parent = NULL);

        GZ_REMOTE_EXPORT virtual ~gzDistDefaultEncoder();

    protected:

        gzUInt onEncode(const gzUByte* source, gzInt sourceLength, gzArray<gzUByte>& destination);

        gzUInt onDecode(const gzUByte* source, gzInt sourceLength, gzArray<gzUByte>& destination);

    private:

        // Coding/decoding key.
        const gzULong m_key;
};


#endif

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