/*

 * Copyright (c) 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: Telephony Multimedia Service

 *

 */

#ifndef TMSAUDIOINBANDTONEPLAYER_H

#define TMSAUDIOINBANDTONEPLAYER_H

// INCLUDES

#include <mdaaudiotoneplayer.h>

#include <barsc.h>

#include <barsread.h>

#include <ccpdefs.h>

#include <tms.h>

namespace TMS {

// CONSTANTS

const gint KPhoneInbandToneZero = 0;

// FORWARD DECLARATIONS

class TMSAudioToneUtility;

// CLASS DECLARATION

/**

 *  This class is used to play inband tones using media server.

 *

 */

class TMSAudioInbandTonePlayer : public MMdaAudioToneObserver

    {

public:

    // Constructors and destructor

    /**

     * Two-phased constructor.

     */

    static TMSAudioInbandTonePlayer* NewL();

    /**

     * Destructor.

     */

    virtual ~TMSAudioInbandTonePlayer();

    /**

     * Plays given tone. Originates from CCP plugin.

     * @param aTone inband tone needed to play

     */

    void PlayInbandTone(TMSInbandToneType tone);

    /**

     * Cancels playing.

     */

    void Cancel();

    /**

     * Sets volume.

     * @param    aVolume     Volume in 0...10 scale.

     */

    void SetVolume(gint volume);

private:

    /**

     * C++ default constructor.

     */

    TMSAudioInbandTonePlayer();

    /**

     * By default Symbian 2nd phase constructor is private.

     */

    void ConstructL();

    /**

     * Create inband tone sequences from resources.

     */

    void CreateToneSequencesL();

    /**

     * Playes current tone.

     * @param None.

     * @return None.

     */

    void PlayCurrentTone();

    /**

     * Configure tone player utility for current sequence playback.

     */

    void SetToneAttributes(const guint pref,

            const guint priority = KAudioPriorityNetMsg,

            const gint repeatTimes = KMdaAudioToneRepeatForever,

            const gint trailSilence = KPhoneInbandToneZero);

    /**

     * Allocate tone sequence from resource.

     */

    void AllocSeqFromResourceL(const gint resource);

    //From MMdaAudioToneObserver

    /**

     * Handles completion of preparation.

     * @param aError Isn't used.

     * @return None.

     */

    void MatoPrepareComplete(TInt aError);

    //From MMdaAudioToneObserver

    /**

     * Handles completion of playing.

     * @param aError Isn't used.

     * @return None.

     */

    void MatoPlayComplete(TInt aError);

    /**

     * Calculates media server volume level.

     * @param   aVolume     Volume level in 0...10 scale.

     * @return  Volume level in media server scale.

     */

    gint CalculateMediaServerVolume(gint volume) const;

    /**

     * Updates tone player's volume to the current audio volume level.

     */

    void UpdateTonePlayerVolume();

private:

    // Data

    // Currently playing, NULL or tone sequence.

    TMSAudioToneUtility* iPlayer;

    // Member variable for inband tone

    TMSInbandToneType iToneName;

    // Ringing type

    // TProfileRingingType iRingingType;

    // Handle to a file server session

    RFs iFsSession;

	// For reading sequence tones from resource file

    TFileName iFileName;

    RResourceFile iResourceFile;

    TResourceReader iReader;

    // Array of tone pointers

    RPointerArray<HBufC8> iTones;

    };

} // namespace TMS

#endif // TMSAUDIOINBANDTONEPLAYER_H

// End of File