/*

* 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:    Header of private wrapper class which speaks to HDMI and

*               also observes TVout connections

*

*/

#ifndef GLXTVOUTWRAPPERPRIVATE_P_H

#define GLXTVOUTWRAPPERPRIVATE_P_H

#include <QAbstractItemModel>

#include <fbs.h>

#include <QMetaType>

#include <QSize>

class GlxTvOutWrapper;

class CGlxConnectionObserver;

class CGlxHdmiController;

// Converting the QVariant to CFbsBitmap*

Q_DECLARE_METATYPE(CFbsBitmap*)

/**

 * Class Description This is Private Wrapper class for HDMI

 * 

 * Client shouldnt access this directly, instead access through GlxTvOutWrapper 

 * 

 */

class GlxTvOutWrapperPrivate

    {

public:

    /**

     * Static method to create an instance

     * @param aTvOutWrapper GlxTvOutWrapper Instance 

     * @param aModel item model

     * @param aScreenSize screensize of the phone

     * @param aEfectsOn to ON the Effects for Slideshow on TV- currently only 

     *                  fade in fade out is supported

     * 

     * @return GlxTvOutWrapperPrivate Instance

     */

    static GlxTvOutWrapperPrivate* Instance(GlxTvOutWrapper* aTvOutWrapper,

            QAbstractItemModel* aModel,QSize aScreenSize,bool aEfectsOn);

    /**

     * destructor

     */

    ~GlxTvOutWrapperPrivate();

    /**

     *  HandleConnectionChange

     *  @param aConnected true if connected, false if disconnected

     *  Note this is only being done for HDMI as there is no 

     *  implementation for Analog TV. 

     */

    void HandleConnectionChange(bool aConnected);

    /**

     * SetImagetoHDMI

     */

    void SetImagetoHDMI();

    /**

     * Sets HDMI to cloning mode

     */

    void SetToCloningMode();

    /**

     * Sets HDMI to Native posting mode

     */

    void SetToNativeMode();

    /**

     * views should call this if for any item it doesnt want to move to 

     * HDMI posting mode

     */

    void ItemNotSupported();

    /**

     * Activate zoom in posting mode

     */

    void ActivateZoom(bool autoZoomOut);

    /**

     * Deactivate zoom in posting mode.

     */

    void DeactivateZoom();

    /**

     * Fadeing of the Surface

     * @param aFadeInOut - ETrue - FadeIn ( as in gaining brightness )

     *                     EFalse - FadeOut ( as in loosing brightness ) 

     */

    void FadeSurface(bool aFadeInOut);

private:

    /**

     * constructor

     * @param tvoutwrapper GlxTvOutWrapper instance

     * @param model QAbstractItemModel instance

     */

    GlxTvOutWrapperPrivate(GlxTvOutWrapper* aTvOutWrapper,

            QAbstractItemModel* aModel);

    /**

     * constructL()

     * @param aScreenSize screensize 

     * @param aEffectsOn to On the Effects of Slideshow - currently only fade in fade out

     */

    void ConstructL(QSize aScreenSize,bool aEfectsOn);

    /**

     * SetNewImage

     * Get the uri and bmp from the media model 

     * and pass it to HDMI controller

     */

    void SetNewImage();

    /**

     * getsubstate

     */

    int getSubState();

private:

    GlxTvOutWrapper*            iTvOutWrapper;          // Instance of the Tv Wrapper

    QAbstractItemModel*         iModel;                 // Instance of the model

    CGlxConnectionObserver*     iConnectionObserver;    // Symbian connection observer

    CGlxHdmiController*         iHdmiController;        // Symbian Hdmi Controller

    bool       iHdmiConnected;                          // To check if the HDMI is connected

    bool       isImageSetToHdmi;                        // to check if the image is set to HDMI

    bool       iIsPhotosInForeground;                   // to check if the Photos is on foreground

    };

#endif //GLXTVOUTWRAPPERPRIVATE_P_H 

// End of file