/*

* 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 RADIOCAROUSELANIMATOR_H

#define RADIOCAROUSELANIMATOR_H

// System includes

#include <QObject>

// User includes

// Forward declarations

class RadioStationCarousel;

class QTimeLine;

class QTimer;

// Class declaration

class RadioCarouselAnimator : public QObject

{

    Q_OBJECT

    enum AnimationFlag

    {

        NoAnimation         = 0,

        ScrollingNumbers    = 1 << 0,

        TimerItem           = 1 << 1,

        IconItem            = 1 << 2,

        TextItem            = 1 << 3,

        FlashingIcon        = TimerItem | IconItem,

        FlashingText        = TimerItem | TextItem

    };

    Q_DECLARE_FLAGS( AnimationMode, AnimationFlag )

public:

    RadioCarouselAnimator( RadioStationCarousel& carousel );

    ~RadioCarouselAnimator();

    void startNumberScroll( const uint startFrequency, const uint stopFrequency );

    void startFlashingIcon();

    void stopFlashingIcon();

    void startFlashingText();

    void stopFlashingText();

    void stopAll();

private slots:

    void handleTimeout();

    void updateNumberScroll( int value );

    void finalizeNumberScroll();

private:

    void addMode( AnimationMode mode );

    void removeMode( AnimationMode mode );

private:

    RadioStationCarousel&   mCarousel;

    QTimeLine*              mAnimationTimeLine;

    QTimer*                 mTimer;

    bool                    mCanceled;

    AnimationMode           mMode;

    bool                    mStationIsFavorite;

    bool                    mFlashingToggle;

};

#endif // RADIOCAROUSELANIMATOR_H