/*

 * 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 TMS_PROXY_H

#define TMS_PROXY_H

// INCLUDES

#include <mmfbase.h>

#include <mmfutilities.h> //for TFourCC

#include <tms.h>

#include "tmsqueuehandler.h"

#include "tmsclientserver.h"

namespace TMS {

// FORWARD DECLARATIONS

class TMSEffect;

class TMSEffectObserver;

class TMSGlobalRouting;

class TMSGlobalRoutingObserver;

// TMSProxy class

class TMSProxy : public RSessionBase,

                 public MQueueHandlerObserver

    {

public:

    IMPORT_C TMSProxy();

    IMPORT_C virtual ~TMSProxy();

    /**

     * Opens a connection to the server.

     * @return KErrNone if successful connection created

     */

    IMPORT_C gint Connect();

    /**

     * @return The server version this session can connect to

     */

    IMPORT_C TVersion Version() const;

    /**

     * Close the session to the server

     */

    IMPORT_C void Close();

    IMPORT_C gint GetTMSCallSessionHandle();

    IMPORT_C gint GetSupportedDecoders(RArray<TUint32>& aDecoders,

            gint& aFrameSize);

    IMPORT_C gint GetSupportedEncoders(RArray<TUint32>& aEncoders,

            gint& aFrameSize);

    // TMSGlobalRouting

    IMPORT_C gint SetOutput(TMSAudioOutput output);

    IMPORT_C gint GetOutput(TMSAudioOutput& output);

    IMPORT_C gint GetPreviousOutput(TMSAudioOutput& output);

    IMPORT_C gint GetAvailableOutputs(OutputVector& outputs);

    // TMSGlobal Volume & Gain

    IMPORT_C gint GetLevel(guint& level);

    IMPORT_C gint GetMaxLevel(guint& level);

    IMPORT_C gint SetLevel(guint level);

    IMPORT_C gint GetGain(guint& level);

    IMPORT_C gint GetMaxGain(guint& level);

    IMPORT_C gint SetGain(guint level);

    // Global notifiers

    IMPORT_C gint StartGlobalEffectNotifier();

    IMPORT_C gint CancelGlobalEffectNotifier();

    IMPORT_C gint StartRoutingNotifier();

    IMPORT_C gint CancelRoutingNotifier();

    // Message queue

    IMPORT_C gint SetMsgQueueNotifier(TMSMsgQueueNotifierType type,

            gpointer obsrvr, gpointer parent, gint clientid);

    IMPORT_C gint RemoveMsgQueueNotifier(TMSMsgQueueNotifierType type,

            gpointer obsrvr);

    // From MQueueHandlerObserver

    virtual void QueueEvent(gint aEventType, gint aError, void* event_data);

private:

    gint StartServer();

    void PopulateArrayL(TMSClientServerRequest aRequest,

            RArray<TUint32>& aDecoders, gint aCount);

    void GetAvailableOutputsL(OutputVector& outputs);

    gint AddGlobalEffectObserver(TMSEffectObserver& obsrvr,

            TMSEffect& parent, gint clientid);

    gint RemoveGlobalEffectObserver(TMSEffectObserver& obsrvr);

    gint AddRoutingObserver(TMSGlobalRoutingObserver& obsrvr,

            TMSGlobalRouting& parent, gint clientid);

    gint RemoveRoutingObserver(TMSGlobalRoutingObserver& obsrvr);

    gint CreateQueue(const gint aNumSlots);

    void ReceiveMsgQHandlerEventsL();

    void ResetObjectLists();

private:

    TRoutingMsgBufPckg ipckg;

    RPointerArray<TMSEffectObserver> iEffectsObsrvrList;

    RPointerArray<TMSGlobalRoutingObserver> iRoutingObsrvrList;

    RPointerArray<TMSEffect> iEffectsParentList;

    RPointerArray<TMSGlobalRouting> iRoutingParentList;

    // Message queue and the handler

    RMsgQueue<TmsMsgBuf> iMsgQueue;

    TMSQueueHandler* iMsgQHandler;

    };

} //namespace TMS

#endif // TMS_PROXY_H

// End of file