// Copyright (c) 2008-2009 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 CHAR_A3F_DEVSOUND_TONECLIENT_H

#define CHAR_A3F_DEVSOUND_TONECLIENT_H

#include <mmf/server/sounddevice.h>

#include "char_a3f_devsound_compliancesuiteconstants.h"

#include <testframework.h>

/*

An interface to a set of DevSound callback functions.

*/

class MA3FDevsoundToneClientObserver

	{

public:

	virtual void ClientInitializeCompleteCallback(TInt aError) = 0;

	virtual void ClientToneFinishedCallback(TInt aError) = 0;

	};

class CA3FDevSoundToneClient : public CBase, public MDevSoundObserver

	{

public:

	static CA3FDevSoundToneClient* NewL(MA3FDevsoundToneClientObserver &aObserver);

	~CA3FDevSoundToneClient();

	void SetPriority(TInt priority);

	TInt InitTonePlay(TInt aFrequency,TInt aDuration);

	TInt InitDualTonePlay(TInt aFrequency, TInt aFrequencyTwo, TInt aDuration);

	TInt InitDTMFStringPlay(const TDesC &aDTMFString);

	TInt InitToneSequencePlay();

	TInt PlayTone();

	TInt PlayDualTone();

	TInt PlayDTMFString();

	TInt PlayToneSequence();

private:

	CA3FDevSoundToneClient(MA3FDevsoundToneClientObserver &aObserver);

	void ConstructL();

	// from MDevSoundObserver

	void BufferToBeFilled(CMMFBuffer *aBuffer);

	void BufferToBeEmptied(CMMFBuffer *aBuffer);

	void DeviceMessage(TUid aMessageType, const TDesC8& aMsg);

	void ConvertError(TInt aError);

	void PlayError(TInt aError);

	void RecordError(TInt aError);

	void InitializeComplete(TInt aError);

	void ToneFinished(TInt aError);

private:

	CMMFDevSound* iDevSound;

	MA3FDevsoundToneClientObserver& iObserver;

	TInt iDuration;

	TInt iFrequency;

	TInt iFrequencyTwo;

	TBuf16<KMaxStringLength> iDTMFString;

	};

#endif //CHAR_A3F_DEVSOUND_TONECLIENT_H