1 /*

     2 * Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). 

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:    Handles & propogates UI state change notifications.

    15 *

    16 */

    17 

    18 #ifndef GLXHDMICONTROLLER_H_

    19 #define GLXHDMICONTROLLER_H_

    20 

    21 // Internal includes

    22 #include <mglxtvobserver.h>     // for inteface MGlxTvObserver

    23 #include <fbs.h>

    24 

    25 class CGlxHdmiContainer;

    26 class CGlxHdmiSurfaceUpdater;

    27 class CGlxTv;

    28 

    29 /*

    30  * This class will be called from FS and Slideshow for its requirements 

    31  */

    32 class CGlxHdmiController : public CBase,

    33                             public MGlxTvObserver              // for TV Out

    34     {

    35 public:

    36     /*

    37      * NewLC 

    38      * @param1 - Image file path default to NULL

    39      */

    40     IMPORT_C static CGlxHdmiController* NewL();

    41 

    42     /*

    43      * Destructor

    44      */

    45     IMPORT_C ~CGlxHdmiController();

    46     

    47     /*

    48      * Update Image

    49      * @param1 - Image file path

    50      */

    51     IMPORT_C void SetImageL(const TDesC& aImageFile, CFbsBitmap* aFsBitmap = NULL, 

    52             TBool aStore = ETrue);

    53 

    54     /*

    55      * To intimate that the item is not supported.  

    56      */

    57     IMPORT_C void ItemNotSupported();

    58     

    59     /*

    60      * Activating zoom in posting mode 

    61      */

    62     IMPORT_C void ActivateZoom(TBool aAutoZoomOut);

    63     /*

    64      * Deactivating zoom in posting mode 

    65      */

    66     IMPORT_C void DeactivateZoom();

    67     

    68     /*

    69      * ShiftToCloningMode

    70      */

    71     IMPORT_C void ShiftToCloningMode();

    72     

    73     /*

    74      * ShiftToPostingMode

    75      */

    76     IMPORT_C void ShiftToPostingMode();

    77 

    78     /*

    79      * Tells if HDMi is Connected.

    80      */

    81     IMPORT_C TBool IsHDMIConnected();

    82 

    83 private:// From MGlxTvObserver

    84     void HandleTvStatusChangedL ( TTvChangeType aChangeType );

    85 

    86 private:

    87     /*

    88      * Constructor

    89      */

    90     CGlxHdmiController();

    91     

    92     /*

    93      * ConstructL 

    94      */

    95     void ConstructL();

    96     

    97     /*

    98      * Create the Hdmi Container 

    99      */

   100     void CreateHdmiContainerL();

   101     

   102     /*

   103      * Create surface updater and update background surface 

   104      * @param1 - Image file     

   105      */

   106     void CreateSurfaceUpdaterL(const TDesC& aImageFile);

   107     

   108     /*

   109      * To Destroy the surface updater if present

   110      */

   111     void DestroySurfaceUpdater();

   112     

   113     /*

   114      * Detroy the container 

   115      */

   116     void DestroyContainer();

   117 

   118     /*

   119      * Stores the Image File name

   120      * @param1 - Image file

   121      */

   122     void StoreImageInfoL(const TDesC& aImageFile, CFbsBitmap* aFsBitmap);

   123 

   124 private:

   125     CFbsBitmap* iFsBitmap;

   126     HBufC*  iStoredImagePath;

   127     

   128     CGlxHdmiContainer*      iHdmiContainer;

   129     CGlxHdmiSurfaceUpdater* iSurfaceUpdater;

   130     CGlxTv*  iGlxTvOut;

   131     TBool iIsImageSupported;

   132     };

   133 

   134 #endif /* GLXHDMICONTROLLER_H_ */