/*

* 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: 

*

*/

#ifndef XANLINEARVOLUMEITF_H

#define XANLINEARVOLUMEITF_H

#include "openmaxalwrapper.h"

#include "xaadaptationmmf.h"

/** MACROS **/

/** TYPES **/

/** ENUMERATIONS **/

/** STRUCTURES **/

/* Definition of XANokiaLinearVolumeItf implementation */

typedef struct XANokiaLinearVolumeItfImpl_

{

    /* parent interface */

    struct XANokiaLinearVolumeItf_ itf;

    /* pointer to self */

    struct XANokiaLinearVolumeItfImpl_* self;

    XAmillibel volumeLevel;

    XAuint32 eventFlags;

    XANokiaLinearVolumeItf         cbPtrToSelf;

    xaNokiaLinearVolumeCallback    callback;

    void               *context; 

    /*Adaptation variables*/

    XAAdaptationBaseCtx *adapCtx;

} XANokiaLinearVolumeItfImpl;

/** METHODS **/

/* Base interface XANokiaLinearVolumeItf implementation */

XAresult XANokiaLinearVolumeItfImpl_SetVolumeLevel(XANokiaLinearVolumeItf self, XAuint32 *percentage);

XAresult XANokiaLinearVolumeItfImpl_GetVolumeLevel(XANokiaLinearVolumeItf self, XAuint32 *percentage);

XAresult XANokiaLinearVolumeItfImpl_GetStepCount(XANokiaLinearVolumeItf self, XAuint32 *pStepCount);

XAresult XANokiaLinearVolumeItfImpl_RegisterVolumeCallback(XANokiaLinearVolumeItf self,

                                              xaNokiaLinearVolumeCallback callback,

                                              void * pContext);

XAresult XANokiaLinearVolumeItfImpl_SetCallbackEventsMask(XANokiaLinearVolumeItf self, XAuint32 eventFlags );

XAresult XANokiaLinearVolumeItfImpl_GetCallbackEventsMask(XANokiaLinearVolumeItf self, XAuint32 * pEventFlags);

/* XANokiaLinearVolumeItfImpl -specific methods */

XANokiaLinearVolumeItfImpl* XANokiaLinearVolumeItfImpl_Create(XAAdaptationBaseCtx *adapCtx);

void XANokiaLinearVolumeItfImpl_Free(XANokiaLinearVolumeItfImpl* self);

void XANokiaLinearVolumeItfImpl_AdaptCb( void *pHandlerCtx, XAAdaptEvent *event );

#endif /* XANLINEARVOLUMEITF_H */