/*
* 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 */