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:    Saves the thumbnail

    15 *

    16 */

    17 

    18 

    19 

    20 #ifndef C_GLXTHUMBNAILSAVER_H__

    21 #define C_GLXTHUMBNAILSAVER_H__

    22 

    23 #include<e32def.h>

    24 #include<e32base.h>

    25 #include<f32file.h>

    26 

    27 class CFbsBitmap;

    28 class CGlxDefaultThumbnailContext;

    29 class CImageEncoder;

    30 class CFbsBitGc;

    31 

    32 

    33   

    34 

    35 //  CLASS DEFINITION

    36 

    37 /**

    38  * Observer for the thumbnail save activity

    39  */

    40 class  MGlxThumbnailSaveComplete

    41     {

    42 public:     

    43     /**

    44     * Informs the completion of file save

    45     * @param a aPath contains the file path

    46     * @return none

    47     */    

    48     virtual void HandleFileSaveCompleteL(const TDesC& aPath) = 0;

    49     };

    50     

    51 //  CLASS DEFINITION

    52 /**

    53  * Thumbnail saver class 

    54  */

    55 NONSHARABLE_CLASS( CGlxThumbnailSaver ):public CActive

    56     {

    57 

    58 public:

    59 

    60     /**

    61     * Two-phased constructor.

    62     */

    63     static CGlxThumbnailSaver* NewL(MGlxThumbnailSaveComplete* aObserver);

    64 

    65     /**

    66     * Destructor.

    67     */

    68     ~CGlxThumbnailSaver();

    69 

    70     /**

    71     * Creates the video overlay icon 

    72     * @return none

    73     */

    74     void CreateVideoIconL(CFbsBitmap* aThumbnail);

    75     

    76     /**

    77     * Creates the default video overlay icon

    78     * @return none

    79     */

    80     void CreateDefaultVideoIconL();

    81     

    82     /**

    83     * Creates the default image overlay icon

    84     * @return none

    85     */

    86     void CreateDefaultImageIconL();

    87 

    88 private:

    89 

    90     /**

    91     * Constructor 

    92     * @return none

    93     */

    94     CGlxThumbnailSaver(MGlxThumbnailSaveComplete* aObserver);

    95 

    96     /**

    97     * Symbian 2-phase constructor 

    98     * @return none

    99     */

   100     void ConstructL(); 

   101 

   102     /**

   103     * Creates the video strip icon 

   104     * @return none

   105     */    

   106     void CreateVideoStripIconL();

   107 

   108     /**

   109     * Active objects request completion event

   110     */

   111     void RunL();

   112 

   113     /**

   114     * Cancellation of a request

   115     */ 	    

   116     void DoCancel();

   117     

   118 private:   

   119 

   120     //File server session instance

   121     RFs iFs;

   122 

   123     //videostrip ,This will be overlayed on the video thumbnail

   124     CFbsBitmap* iVideoStrip;

   125 

   126     //video strip mask ,used to create the video strip icon from the mif file

   127     CFbsBitmap* iVideoStripMask;

   128 

   129     //image encoder,used for the video overlay icon saving

   130     CImageEncoder* iImageEncoder;

   131 

   132     //temporay bitmap

   133     //used to blit the overlay icon and the thumnail of the video

   134     CFbsBitmap* iTempBitmap;

   135 

   136     //  Observer which informs the renderer class  about the completion of the  thumbnail save

   137     MGlxThumbnailSaveComplete* iObserver;

   138     };

   139 #endif