1 /*

     2 * Copyright (c) 2002 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:

    15 *

    16 */

    17 

    18 

    19 #ifndef MMMADIRECTCONTENT_H

    20 #define MMMADIRECTCONTENT_H

    21 

    22 class MMMAContainer;

    23 

    24 /**

    25  * Content, such as a video clip or camera view finder, which is displayed on

    26  * a container.

    27  */

    28 class MMMADirectContent

    29 {

    30 public:

    31     /**

    32      * Notify content that container visiblity has changed. The content must not

    33      * be displayed when it's container is invisible.

    34      * @param "aVisible" ETrue if the container is visible, EFalse if it is invisible.

    35      */

    36     virtual void MdcContainerVisibilityChanged(TBool aVisible) = 0;

    37 

    38     /**

    39      * Notify content that content rect is changed.

    40      * @param aContentRect Maximum area the content can occupy in screen

    41      * co-ordinates.

    42      * @param aParentRect area that can be used to draw content in screen

    43      * co-ordinates.

    44      */

    45     virtual void MdcContentRectChanged(const TRect& aContentRect,

    46                                        const TRect& aParentRect) = 0;

    47 

    48     /**

    49      * Notify content that container is about to be destoryed.

    50      */

    51     virtual void MdcContainerDestroyed() = 0;

    52 

    53     /**

    54      * Sets new container for content. Content may not support changing

    55      * container.

    56      * @parma aContainer New container for content

    57      */

    58     virtual void MdcSetContainer(MMMAContainer* aContainer) = 0;

    59 

    60     /**

    61      * This is used in bitmap mode. DSA mode content return allways NULL.

    62      * @return Bitmap to draw or NULL if not available.

    63      */

    64     virtual CFbsBitmap* MdcFrameBuffer() const = 0;

    65 

    66     /**

    67      * This is used get preferred size when container need content size

    68      * @return source size which preferred size for container

    69      */

    70     virtual TSize MdcSourceSize() = 0;

    71 

    72     /**

    73      * Notify content that the rect of a window has changed.

    74      *

    75      * @param aRect New rect of a window.

    76      */

    77     virtual void MdcContainerWindowRectChanged(const TRect& aRect) = 0;

    78 };

    79 

    80 #endif // MMMADIRECTCONTENT_H