// Copyright (c) 2003-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of "Eclipse Public License v1.0"

// which accompanies this distribution, and is available

// at the URL "http://www.eclipse.org/legal/epl-v10.html".

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

//

#ifndef __TESTASYNCCODEC_H__

#define __TESTASYNCCODEC_H__

//#include <bitdev.h>

#include <icl/imagecodec.h>

#include "TestAsyncConvert.h"

class CTestAsyncDecoder;

// MTimerObserver

// mixin class to handle callbacks from a CUtilityTimer object

class MTimerObserver

	{

public:

	virtual void TimerExpired() = 0;

	};

// CUtilityTimer

class CUtilityTimer : public CTimer

	{

public:

	static CUtilityTimer* NewL(TTimeIntervalMicroSeconds32& aDelay, MTimerObserver& aObserver);

	~CUtilityTimer();

	void InitializeTimer();

private:

    CUtilityTimer(MTimerObserver& aObserver);

    void ConstructL(TTimeIntervalMicroSeconds32& aDelay);

	// from CActive

    void RunL();

	void DoCancel();

private:

    TTimeIntervalMicroSeconds32 iDelay;

	MTimerObserver& iObserver;

    };

// Test Read codec.

class CTestAsyncReadCodec : public CImageReadCodec, public MTimerObserver

	{

public:

	virtual ~CTestAsyncReadCodec();

	static CTestAsyncReadCodec* NewL(CTestAsyncDecoder &aDecoder);

	// From CImageReadCodec

	virtual void InitFrameL(TFrameInfo& aFrameInfo, CFrameImageData& aFrameImageData, TBool aDisableErrorDiffusion, CFbsBitmap& aDestination, CFbsBitmap* aDestinationMask);

	virtual TFrameState ProcessFrameL(TBufPtr8& aSrc);

	virtual TFrameState ProcessFrameHeaderL(TBufPtr8& aData);

	virtual void Complete();

	// from MTimerObserver

	virtual void TimerExpired();

private:

	CTestAsyncReadCodec(CTestAsyncDecoder &aDecoder);

	void ConstructL();

private:

	CTestAsyncDecoder& iDecoder;

	CUtilityTimer* iTimer;

	};

// Test Write codec.

class CTestAsyncWriteCodec : public CImageWriteCodec, public MTimerObserver

	{

public:

	virtual ~CTestAsyncWriteCodec();

	static CTestAsyncWriteCodec* NewL(CTestAsyncEncoder &aEncoder);

	// From CImageWriteCodec

	virtual void InitFrameL(TBufPtr8& aDst, const CFbsBitmap& aSource);

	virtual TFrameState ProcessFrameL(TBufPtr8& aDst);

//	virtual void InitFrameL(TFrameInfo& aFrameInfo, CFrameImageData& aFrameImageData, TBool aDisableErrorDiffusion, CFbsBitmap& aDestination, CFbsBitmap* aDestinationMask);

	//virtual TFrameState ProcessFrameL(TBufPtr8& aSrc);

	//virtual TFrameState ProcessFrameHeaderL(TBufPtr8& aData);

	void Complete();

	// from MTimerObserver

	virtual void TimerExpired();

private:

	CTestAsyncWriteCodec(CTestAsyncEncoder &aEncoder);

	void ConstructL();

private:

	CTestAsyncEncoder& iEncoder;

	CUtilityTimer* iTimer;

	TBufPtr8* iDst;	// not owned

	};

#endif