/*

* Copyright (c) 2006 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:  MPX Common playback view's container implementation.

*

*/

#ifndef CMPXCOMMONPLAYBACKVIEWCONTAINER_H

#define CMPXCOMMONPLAYBACKVIEWCONTAINER_H

// INCLUDES

#include <coecntrl.h>

#include <hwrmlight.h>

#include "mpxcommonplaybackviewdefs.h"

#include "mpxalbumartutilobserver.h"

#include "mpxbutton.h"

#include "mpxplaybackframeworkdefs.h"

#include "mpxconstants.h"

// FORWARD DECLARATIONS

class MEikCommandObserver;

class MAknsControlContext;

class CAknIconArray;

class CMPXPlaybackViewInfoLabel;

class MMPXLayoutSwitchObserver;

class CMPXCommonUiHelper;

class CMPXButtonManager;

class MMPXPlaybackViewLayout;

// CLASS DECLARATION

/**

 *  Container class for audio view.

 *

 *  @lib mpxplaybackview.lib

 *  @since S60 v3.0

 */

class CMPXCommonPlaybackViewContainer : public CCoeControl,

                                                 public MMPXAlbumArtUtilObserver,

                                                 public MMPXButtonCmdObserver,

 						                        public MHWRMLightObserver

    {

public:

    /**

     * Symbian 2nd phase constructor.

     *

     * @param aRect Frame rectangle for container.

     */

    IMPORT_C virtual void ConstructL( const TRect& aRect );

    /**

     * Destructor.

     */

    IMPORT_C virtual ~CMPXCommonPlaybackViewContainer();

    /**

     * Updates time indicators.

     *

     * @since S60 3.0

     * @param  aPlaybackPosInSeconds, New playback postions

     * @param  aTotalLengthInSeconds, Clips duration

     */

    IMPORT_C virtual void UpdateTimeIndicatorsL(

        TInt aPlaybackPosInSeconds,

        TInt aTotalLengthInSeconds );

    /**

     * Updates label

     *

     * @since S60 3.0

     * @param aLabel Label which is updated

     * @param aText New text value

     */

    IMPORT_C virtual void UpdateLabelL(

        TMPXPbvTextIndicator aLabel,

        const TDesC& aText );

    /**

     * Sets main pane mode.

     *

     * @since S60 3.0

     * @param aMode Playback mode.

     */

    IMPORT_C virtual void SetMode( TMPXPbvPlaybackMode aMode );

    /**

     * Set random mode.

     *

     * @since S60 3.0

     * @param aRandomMode ETrue if random is on.

     */

    IMPORT_C virtual void SetRandomMode( TBool aRandomMode );

    /**

     * Set repeat mode.

     *

     * @since S60 3.0

     * @param aRepeatAll ETrue if repeat all is on.

     * @param aRepeatOne ETrue if repeat one is on.

     */

    IMPORT_C virtual void SetRepeatMode(

        TBool aRepeatAll,

        TBool aRepeatOne );

    /**

     * Set Real Audio mode.

     *

     * @since S60 3.2

     * @param aRealAudioMode ETrue if a Real Audio file is being played.

     */

    IMPORT_C virtual void SetRealAudioMode( TBool aRealAudioMode );

    /**

    * Update buttons according to current state.

    *

    * @since 3.0

    */

    IMPORT_C virtual void UpdateButtons( TMPXPlaybackState aState );

    /**

     * Set layout for all elements and set sizes for icons.

     *

     * @since S60 3.0

     */

    IMPORT_C virtual void UpdateLayout();

    /**

     * Updates duration label.

     *

     * @since S60 3.0

     * @param  aTotalLengthInSeconds, Clips duration

     */

    IMPORT_C virtual void UpdateDurationLabelL( TInt aTotalLengthInSeconds );

    /**

     * Force softkey label colors to what is specified in skin

     * for Music Player soft keys.

     *

     * @since S60 3.0

     */

    IMPORT_C virtual void UpdateSoftkeyColors();

    /**

     * Handles foreground events

     *

     * @since S60 3.0

     * @param aForeground ETrue if app is going to foreground, EFalse otherwise

     */

    IMPORT_C virtual void HandleForegroundEventL( TBool aForeground );

// from base class MMPXAlbumArtUtilObserver

    /**

     * From MMPXAlbumArtUtilObserver.

     * Notify that extraction of album art started.

     */

    IMPORT_C virtual void ExtractAlbumArtStarted();

    /**

     * From MMPXAlbumArtUtilObserver.

     * Album art is extracted from file and ready to use.

     *

     * @param aBitmap a converted image. Ownership is transferred.

     * @param aErr error code

     */

    IMPORT_C virtual void ExtractAlbumArtCompleted(

        CFbsBitmap* aBitmap,

        TInt aErr );

// from base class CoeControl

    /**

     * From CoeControl.

     * Handles key events.

     *

     * @param aKeyEvent The key event.

     * @param aType The type of key event.

     */

    IMPORT_C virtual TKeyResponse OfferKeyEventL(

        const TKeyEvent& aKeyEvent,

        TEventCode aType );

    /**

     * From CoeControl.

     * Handles a change to the control's resources.

     *

     * @param aType A message UID value.

     */

    IMPORT_C virtual void HandleResourceChange( TInt aType );

    /**

     * From CoeControl.

     * Gets the control's help context.

     *

     * @param aContext The control's help context.

     */

    IMPORT_C virtual void GetHelpContext( TCoeHelpContext& aContext ) const;

    /**

     * Starts marquee for a playback label

     *

     * @param aLabel Label to start marquee

     */

    IMPORT_C virtual void StartMarquee( TMPXPbvTextIndicator aLabel );

protected:

    /**

     * Creates labels.

     */

    IMPORT_C virtual void CreateLabelsL();

    /**

     * Creates icons.

     * Any subclass which overrides this must call this base class method

     * first or else the common icons will not be created.

     */

    IMPORT_C virtual void CreateIconsL();

    /**

     * Deletes all icon objects.

     */

    IMPORT_C void FreeIcons();

    /**

     * Draw an icon

     *

     * @since 3.0

     * @param aGc            Graphics context to draw to

     * @param aDirtyRect     Part of the screen that needs redrawing

     * @param aIndicatorRect Position for the icon

     * @param aIcon          Icon and mask

     * @param aInvertMask    Invert mask (see CBitmapContext::BitBltMasked)

     */

    IMPORT_C virtual void DrawIndicator(

        CWindowGc& aGc ,

        const TRect& aDirtyRect,

        const TRect& aIndicatorRect,

        const CGulIcon* aIcon,

        TBool aInvertMask = ETrue ) const;

    /**

     * Redraw part of the screen to the bitmap context.

     *

     * @param aRect Area to be redrawn.

     * 

     */

  IMPORT_C virtual void RedrawRect(

         const TRect& aRect) const;

    /**

     * Update progress bar graphics based on current playback

     * and download position.

     */

    IMPORT_C virtual void UpdateProgressBarGraphics();

    /**

     * Update progress bar graphics and redraw.

     * Refresh happens only when backlight is ON and

     * UI is in foreground.

     * Note: Some display types may not need backlight. In that case

     * code may need to be adjusted accordingly.

     */

    IMPORT_C virtual void RefreshProgressBar();

    /**

     * Update label text color according to skin

     */

    IMPORT_C virtual void UpdateLabelColorsL();

    /**

     * Update skin control context for background

     *

     * @param aRect Area to be updated.

     */

    IMPORT_C virtual void UpdateBackgroundSkinControlContext( const TRect& aRect );

    /**

     * Set FMTX mode.

     *

     * @since S60 3.2

     * @param aFMTXMode ETrue if the view supports FMTX label.

     */

    IMPORT_C virtual void SetFMTXMode( TBool aFMTXMode );

// from base class CoeControl

    /**

     * From CCoeControl.

     * Responds to changes to the size and position of the contents of this

     * control.

     */

    IMPORT_C virtual void SizeChanged();

    /**

     * From CCoeControl.

     * Gets the number of controls contained in a compound control.

     *

     * @return The number of component controls contained by this control.

     */

    IMPORT_C virtual TInt CountComponentControls() const;

    /**

     * From CCoeControl.

     * Gets an indexed component of a compound control.

     *

     * @param aIndex The index of the control.

     * @return The component control with an index of aIndex.

     */

    IMPORT_C virtual CCoeControl* ComponentControl( TInt aIndex ) const;

    /**

     * From CCoeControl.

     * Draws the control.

     *

     * @param aRect The rectangular region of the control to be drawn.

     */

    IMPORT_C virtual void Draw( const TRect& aRect ) const;

// from base class MMPXButtonCmdObserver

    /**

     * From MMPXButtonCmdObserver

     * Handle a button command.

     * @param aCommand Command id, as specified in the button constructor.

     */

   IMPORT_C virtual void HandleButtonCommandL( TInt aCommand );

    /**

     * From CCoeControl.

     * Handle events from the touch screen

     * since 5.0

     */

    IMPORT_C virtual void HandlePointerEventL(const TPointerEvent& aPointerEvent);

public:

    /**

     * Gets song position (from touch progress bar)

     * since 5.0

     */

    IMPORT_C virtual TInt GetNewSongPosition();

    /**

     * Sets song position (from currently playback position)

     * since 5.0

     */

    void SetNewSongPosition( const TInt64& aPositon );

    /**

     * From MBacklightControlObserver.

     * Callback for change in backlight status

     *

	 * @param aTarget The target of light change event; keypad, screen or both

	 * @param aStatus New status of the target

     */

    IMPORT_C virtual void LightStatusChanged( TInt aTarget, CHWRMLight::TLightStatus aStatus );

    /**

     * Restore Buttons' state in some special case

     *

     * @since S60 3.0

     */

    void RestoreButtons( TMPXPlaybackState aState );

    TInt CallSetPosition();

    static TInt CallSetPosition( TAny* aAny );

    /**

     * Sets the ordinal position of a window.

     *

     * @param aNewOrdinalPosition The window's new ordinal position

     * 

     * @since S60 3.0

     */

    void AdjustOrdinalPosition( TInt aNewOrdinalPosition );

    /**

     * Records the transition animation begin state. 

     * Animation is started when albumart is fetched.

     */

    void BeginTransition();

private:

    /**

     * Set layout for all elements and set sizes for icons.

     */

    void DoUpdateLayoutL();

    /**

     * Trickers the transtition.

     */

    void EndTransition();

 protected:   // data

    MEikCommandObserver* iCommandObserver;  // not owned

    MMPXLayoutSwitchObserver*    iLayoutObserver;   // not owned

    RPointerArray<CMPXPlaybackViewInfoLabel> iLabels;   // owned

    HBufC* iMinSecFormatString;         // owned

    HBufC* iShortFormatString;          // owned

    CGulIcon* iPlayIcon;                // owned

    CGulIcon* iPauseIcon;               // owned

    CGulIcon* iRandomIcon;              // owned

    CGulIcon* iRepeatOneIcon;           // owned

    CGulIcon* iRepeatAllIcon;           // owned

    CGulIcon* iDownloadSlider;          // owned

    CGulIcon* iPlaybackSlider;          // owned

    CGulIcon* iSliderBackground;        // owned

    CGulIcon* iDefaultAlbumArt;         // owned

    CFbsBitmap* iTrackAlbumArt;         // owned

#ifdef RD_RA_SUPPORT_FOR_MUSIC_PLAYER

    CGulIcon* iRealIcon;                // owned

#endif

    MAknsControlContext* iBackground;   // owned

    CMPXCommonUiHelper* iCommonUiHelper;    // owned

    TRect iBackgroundLayout;

    TRect iIconLayout;

    TRect iRandomIconRect;

    TRect iRepeatIconRect;

    TRect iSliderPaneRect;

    TRect iSliderBackgroundRect;

    TRect iPlaybackSliderRect;

    TRect iDownloadSliderRect;

    TRect iAlbumArtRect;

#ifdef RD_RA_SUPPORT_FOR_MUSIC_PLAYER

    TRect iRealIconRect;

#endif

    TMPXPbvPlaybackMode iMode;

    TBool iRepeatAllMode;

    TBool iRepeatOneMode;

    TBool iRandomMode;

#ifdef RD_RA_SUPPORT_FOR_MUSIC_PLAYER

    TBool iRealAudioMode;

#endif

    TBool iFMTXMode;

    TRect iCurrentLayout;

    // Progress bar position - download

    TReal iDownloadRatio;

    // Progress bar position - playback

    TReal iPlaybackRatio;

    TBool iEqualizerEnabled;

    TBool iEnableButtons;

    TBool iEnableVolumeIndicator;

    TBool iEnableMarquee;

    TBool iDisplayAlbumArt;

    TBool iPrerollCompleted;

    CMPXButtonManager*  iButtonManager; // owned

    CIdle* iIdle;

    TInt iIdleTaskCompleted;

    MMPXPlaybackViewLayout* iLayout;    // not owned

    CPeriodic* iSeekTimer;

    TInt iTrackTotalLengthInSeconds;

    TInt64 iNewSongPosition; // Final position from touch progress bar

    TBool iTouchDown;        // Flag indicating touch progress bar is in use

    TBool iActiveView;

    TBool iIsForeground;

    CHWRMLight::TLightStatus iLightStatus;

    CHWRMLight *iLight;

    TBool iDragProgressBar; //Flag drag progress bar

    TTransitionType iTransitionType; // Transition direction

    };

#endif  // CMPXCOMMONPLAYBACKVIEWCONTAINER_H

// End of File