/*

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

* All rights reserved.

* This component and the accompanying materials are made available

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

* which accompanies this distribution, and is available

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

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:

*

*/

#ifndef RADIOCAROUSELITEM_H

#define RADIOCAROUSELITEM_H

// System includes

#include <HbWidget>

#include <QScopedPointer>

// User includes

// Forward declarations

class RadioStation;

class HbIconItem;

class HbTextItem;

class HbRichTextItem;

class HbTouchArea;

class RadioCarouselItemObserver;

// Class declaration

class RadioCarouselItem : public HbWidget

{

    Q_OBJECT

    Q_PROPERTY(Appearance appearance READ appearance WRITE setAppearance)

    Q_ENUMS(Appearance)

    friend class RadioStationCarousel;

public:

    enum ItemFlag

    {

        NameVisible         = 1 << 0,

        FavoriteVisible     = 1 << 1,

        FavoriteTouchable   = 1 << 2,

        GenreVisible        = 1 << 3,

        RadiotextVisible    = 1 << 4,

        RadiotextTouchable  = 1 << 5,

        UrlVisible          = 1 << 6,

        UrlTouchable        = 1 << 7,

        LastFlagMarker      = 1 << 8,       // Keep this as the last flag

        DefaultFlags = NameVisible | FavoriteVisible | FavoriteTouchable | GenreVisible | RadiotextVisible,

        ManualSeekFlags = NameVisible

    };

    Q_DECLARE_FLAGS( CarouselItemFlags, ItemFlag )

    enum Appearance { Default, Full, ManualSeek };

    RadioCarouselItem( RadioCarouselItemObserver& observer, QGraphicsItem* parent, bool registerCss = false );

    ~RadioCarouselItem();

// New functions

    void setAppearance( Appearance appearance );

    Appearance appearance() const;

    void setSeekLayout( bool seekLayout );

    void setStation( const RadioStation& station );

    uint frequency() const;

    void update( const RadioStation* station = NULL );

    void setFrequency( uint frequency );

    void cleanRdsData();

    void setRadioText( const QString& text );

    enum ItemVisibility{ AllVisible, AllHidden, IconVisible };

    void setItemVisibility( ItemVisibility visibility );

    void setIconOpacity( qreal opacity );

    void createPrimitives();

    void drawOffScreen( QPainter& painter );

public slots:

    void updatePrimitives();

private:

    void gestureEvent( QGestureEvent* event );

    void setFlags( CarouselItemFlags flags );

    void clearFlags( CarouselItemFlags flags );

    void updateVisibilities();

    void updateFavoriteIcon( bool isFavorite );

    void updateLayout();

private: // data

    RadioCarouselItemObserver&          mObserver;

    QScopedPointer<RadioStation>        mStation;

    HbIconItem*                         mFavoriteItem;

    HbTextItem*                         mGenreItem;

    HbTouchArea*                        mFavoriteTouchArea;

    HbTextItem*                         mNameItem;

    HbRichTextItem*                     mRadiotextItem;

    HbTextItem*                         mUrlItem;

    Appearance                          mAppearance;

    bool                                mOwnsCss;

    CarouselItemFlags                   mFlags;

};

Q_DECLARE_OPERATORS_FOR_FLAGS( RadioCarouselItem::CarouselItemFlags )

#endif // RADIOCAROUSELITEM_H