1 /*

     2 * Copyright (c) 2002-2009 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:  This class implements MMMADisplayWindow functionality

    15 *                in Direct Screen Access based displays for Helix engine.

    16 *

    17 */

    18 

    19 

    20 #ifndef CMMADSAWINDOW_H

    21 #define CMMADSAWINDOW_H

    22 

    23 

    24 //  INCLUDES

    25 #include <w32std.h>

    26 #include <e32std.h>

    27 #include <mmf/common/mmfstandardcustomcommands.h>

    28 #include "mmmadisplaywindow.h"

    29 #include "cmmaeventsource.h"

    30 #include "cmmaplayer.h"

    31 

    32 //  CONSTANTS

    33 const TInt KMMAVideoMinDimension = 32; // minimum video width and height

    34 

    35 //  CLASS DECLARATION

    36 /**

    37 * This class implements MMMADisplayWindow functionality

    38 * in Direct Screen Access based displays for Helix engine.

    39 */

    40 NONSHARABLE_CLASS(CMMADSAWindow): public CBase,

    41         public MMMADisplayWindow

    42 {

    43 public:     // Constructors and destructors

    44     static CMMADSAWindow* NewL(

    45         CMMAEventSource* aEventSource,

    46         CMMAPlayer* aPlayer,

    47         RMMFVideoPlayControllerCustomCommands* aVPCustomCommand);

    48 

    49     virtual ~CMMADSAWindow();

    50 

    51 private:  // Constructors and destructors

    52     CMMADSAWindow(

    53         CMMAEventSource* aEventSource,

    54         CMMAPlayer* aPlayer,

    55         RMMFVideoPlayControllerCustomCommands* aVPCustomCommand);

    56 

    57     void ConstructL();

    58 

    59 public: // New methods

    60     TBool IsVisible() const;

    61 

    62 public: // Methods derived from MMMADisplayWindow

    63     void SetDestinationBitmapL(CFbsBitmap* aBitmap);

    64     void DrawFrameL(const CFbsBitmap* aBitmap);

    65     void SetDrawRect(const TRect& aRect);

    66     void SetDrawRectThread(const TRect& aRect);

    67     const TRect& DrawRect();

    68     TSize WindowSize();

    69     void SetPosition(const TPoint& aPosition);

    70     void SetVisible(TBool aVisible, TBool aUseEventServer = ETrue);

    71     void SetWindowRect(const TRect& aRect,MMMADisplay::TThreadType aThreadType);

    72     const TRect& WindowRect();

    73     void ContainerDestroyed();

    74     /**

    75      * Notifies window that any drawing

    76      * via direct screen access must be aborted

    77      */

    78     void AbortDSA();

    79 

    80     /**

    81      * Allows window to draw

    82      * via direct screen access after MdcAbortDSA

    83      */

    84     void ResumeDSA();

    85 

    86 private:

    87     static void StaticSetWindowPosition(

    88         CMMADSAWindow* aWindow,

    89         TPoint aPosition,

    90         CMMAEventSource* aEventSource,

    91         CMMAPlayer* aPlayer);

    92 

    93     static void SetWindowVisible(

    94         CMMADSAWindow* aWindow,

    95         TBool aVisible,

    96         CMMAEventSource* aEventSource,

    97         CMMAPlayer* aPlayer);

    98 

    99     static void StaticAbortDSA(

   100         CMMADSAWindow* aWindow,

   101         CMMAEventSource* aEventSource,

   102         CMMAPlayer* aPlayer);

   103 

   104     static void StaticResumeDSA(

   105         CMMADSAWindow* aWindow,

   106         CMMAEventSource* aEventSource,

   107         CMMAPlayer* aPlayer);

   108 private:  // Data

   109     TRect iDrawRect;

   110     TRect iClientRect;

   111 

   112     /**

   113      * not owned, used for switching from UI thread to MMA thread

   114      */

   115     CMMAEventSource* iEventSource;

   116 

   117     /**

   118      * We must depend on player's state because direct screen access may

   119      * not be resumed before player is started.

   120      */

   121     CMMAPlayer* iPlayer;

   122 

   123     /**

   124      * not owned, used for controlling video position and visibility

   125      */

   126     RMMFVideoPlayControllerCustomCommands* iVideoPlayControllerCustomCommands;

   127 

   128     /**

   129      * Indicates if content need to be drawn.

   130      */

   131     TBool iVisible;

   132 

   133     /**

   134      * Indicates if DSA is aborted.

   135      */

   136     TBool iDSAAborted;

   137 };

   138 

   139 #endif // CMMADSAWINDOW_H