1 /*

     2 * Copyright (c) 2008 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 

    20 #ifndef HUIFXGROUPLAYER_H_

    21 #define HUIFXGROUPLAYER_H_

    22 

    23 #include "HuiFxLayer.h"

    24 

    25 class CHuiFxGroupLayer: public CHuiFxLayer

    26     {

    27 public:

    28     IMPORT_C ~CHuiFxGroupLayer();

    29     IMPORT_C static CHuiFxGroupLayer* NewL(TBool aIsRoot = EFalse);

    30     IMPORT_C TBool PrepareDrawL(CHuiFxEngine& aEngine);

    31     IMPORT_C void Draw(CHuiFxEngine& aEngine, CHuiGc& aGc, CHuiFxRenderbuffer& aTarget, CHuiFxRenderbuffer& aSource);

    32     IMPORT_C void AddLayerL(const CHuiFxLayer* aLayer); // takes ownership

    33     IMPORT_C void AdvanceTime(TReal32 aElapsedTime);

    34     IMPORT_C TBool Changed() const;

    35     

    36     IMPORT_C TBool VisualArea( TRect& aRect );

    37     IMPORT_C TBool Margin( TMargins &aMargin ); 

    38     IMPORT_C void ApplyMargin( TRect &aRect );   

    39     

    40     // effect cache methods

    41     IMPORT_C CHuiFxGroupLayer *CloneL() const;

    42     IMPORT_C void SetExtRect( TRect *aExtRect );

    43     IMPORT_C void SetVisual( CHuiVisual *aVisual );

    44     IMPORT_C void SetVisual( MHuiEffectable *aVisual );

    45 

    46     TBool IsAnimated() const;

    47     TBool IsTransformed() const; 

    48     TBool IsFiltered() const; 

    49     TBool IsSemitransparent() const;

    50     

    51     TInt LayerCount() const;

    52     CHuiFxLayer& Layer(TInt aIndex) const;

    53     void FxmlVisualInputs(RArray<THuiFxVisualSrcType> &aArray);

    54     virtual void EnableMarginApplyChildren(TBool aEnable);

    55 protected:

    56     IMPORT_C CHuiFxGroupLayer();

    57     IMPORT_C void ConstructL(TBool aIsRoot);

    58 private:

    59     RPointerArray<CHuiFxLayer> iLayers;

    60     TBool                   iIsRoot;

    61     TRect                   iBackbufferRect;

    62     };

    63 

    64 #endif /*HUIFXGROUPLAYER_H_*/