/*

* Copyright (c) 2008 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:  Media Details Viewer

*

*/

// Version : %version:  7 %

#ifndef MPXVIDEOPLAYBACKMEDIADETAILSVIEWER_H_

#define MPXVIDEOPLAYBACKMEDIADETAILSVIEWER_H_

//  INCLUDES

#include <coecntrl.h>

#include "mpxvideo_debug.h"

// FORWARD DECLARATIONS

class CEikLabel;

class CMPXVideoPlaybackViewFileDetails;

class CMPXVideoPlaybackControlsController;

#ifdef RD_TACTILE_FEEDBACK

class MTouchFeedback;

#endif //RD_TACTILE_FEEDBACK

class CMPXVideoPlaybackMediaDetailsViewer : public CCoeControl

{

    public:

        /**

        * Two-phased constructor.

        */

        static CMPXVideoPlaybackMediaDetailsViewer* NewL( CMPXVideoPlaybackControlsController* aController);

        /**

        * Destructor.

        */

        virtual ~CMPXVideoPlaybackMediaDetailsViewer();

    private:

        /**

        * C++ default constructor.

        */

        CMPXVideoPlaybackMediaDetailsViewer( CMPXVideoPlaybackControlsController* aController );

        /**

         * By default Symbian 2nd phase constructor is private.

         */

        void ConstructL();

    private:

        /**

        * From CoeControl,CountComponentControls.

        * @return Number of contained component controls.

        */

        TInt CountComponentControls() const;

        /**

        * From CCoeControl,ComponentControl.

        * @param aIndex index of a contained component control.

        */

        CCoeControl* ComponentControl( TInt aIndex ) const;

        /**

        * From CCoeControl,Draw.

        * @param aRect drawable area.

        */

        void Draw( const TRect& aRect ) const;

        /**

        * Creates new skins for the control

        * @return void

        */

        void SkinChangeL();

    public: // from CoeControl

        /**

        * From CoeControl,OfferKeyEventL

        */

        void HandlePointerEventL( const TPointerEvent& aPointerEvent );

    public:

        /*

         *  Bring the button bar to its original state

         *  @since 5.0

         */

        void Reset();

        /**

        * Accessor for the dynamically calculated viewer rect

        * @since 9.2

        * @return the viewer rect

        */

        TRect ViewerRect();

    private:

        void CreateLabelsL();

        void LaunchDRMDetailsL();

        /**

        * Sets label rects and text

        */

        void FormatLabelsL() const;

        void UpdateBackgroundBitmapL() const;

        /**

        * Timer callback for scroll timer

        * @since 9.2

        * @param aPtr Pointer to timers callback

        * @return KErrNone

        */

        static TInt ScrollTimer( TAny* aPtr );

        /**

        * Handle Scroll Timer

        * @since 9.2

        * @return void

        */

        void HandleScrollTimerL();

        /**

        * Determine the number of items to be shown in the viewer

        * @since 9.2

        * @return the number of rows to be created

        */

        TInt NumOfItemsShownInViewerL();

        /**

        * Dynamically calculate determine the viewer rectangle dyanmically

        * @since 9.2

        * @return the viewer rect

        */

        TRect CalculateViewerRectL();

        /**

         * Update the text of filename label

         */

        void UpdateFilenameL();

        /**

         * Update the text of title label

         */

        void UpdateTitleL();

    private:

        /**

         * Scroll the too long text for some label

         */

        class TTextScroller

        {

            public:

                /**

                 * Constructor

                 */

                TTextScroller();

                /**

                 * Check if the source text needs scrolling.

                 */

                TBool IsScrollNeeded();

                /**

                 * Check if the text of a label needs to be updated

                 */

                TBool IsUpdateNeeded();

                /**

                 * Scroll the source text, and append it to the destination text

                 *

                 * @param aSrcText the source text to be scrolled.

                 * @param aDesText to which the scrolled text to be appended

                 */

                void ScrollText( const TDesC& aSrcText, TDes& aDesText );

            private:

                TUint32        iDelayBeginningTick;

                TInt           iTextScrollPos;

                TBool          iDelay;

                TBool          iScroll;

                TInt           iSrcTextLen;

        };

    private:    // Data

        CMPXVideoPlaybackControlsController* iController;

        CEikLabel*                           iClipnameLabel;

        CEikLabel*                           iTitleLabel;

        CEikLabel*                           iArtistLabel;

        CEikLabel*                           iFormatLabel;

        CEikLabel*                           iResolutionLabel;

        CEikLabel*                           iDurationLabel;

        CEikLabel*                           iBitrateLabel;

        CEikLabel*                           iLicenseLabel;

        CEikLabel*                           iAdditionalLabel;

        CFbsBitmap*                          iBackgroundBitmap;

        CPeriodic*                           iScrollingTextTimer;

        TRect                                iViewerRect;

        HBufC*                               iAdditionalString;

        TTextScroller                        iFilenameScroller;

        TTextScroller                        iTitleScroller;

        // after every scrolling label has updated, draw them

        TBool                                iScrolledTextUpdated;

        TBool                                iDrmDetailsLaunched;

};

#endif /* MPXVIDEOPLAYBACKMEDIADETAILSVIEWER_H_ */