/*

* Copyright (c) 2007 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:  Control for displaying recording progress bar in navi pane.

*

*  Copyright © 2007 Nokia.  All rights reserved.

*  This material, including documentation and any related computer

*  programs, is protected by copyright controlled by Nokia.  All

*  rights are reserved.  Copying, including reproducing, storing,

*  adapting or translating, any or all of this material requires the

*  prior written consent of Nokia.  This material also contains

*  confidential information which may not be disclosed to others

*  without the prior written consent of Nokia.

*

*/

#ifndef CAMNAVIPROGRESSBARMODEL_H

#define CAMNAVIPROGRESSBARMODEL_H

// INCLUDES

#include <bldvariant.hrh>

#include <coecntrl.h>

#include <AknUtils.h>

#include "CamAppController.h"

#include "CamSettings.hrh"

#include "CamResourceLoader.h"

#include "CamAppUiBase.h"

#include "CamObservable.h"

#include "CamObserver.h"

#include "mcamcameraobserver.h"

class CCamObserverHandler;

class CCamTextItem;

// CONSTANTS

const TInt KMaxRecordTimeTextLength = 40;

// FORWARD DECLARATIONS

class MAknsSkinInstance;

class CCamDecorator;

// CLASS DECLARATION

/**

* Control for displaying recording time info in navi pane.

* @since 2.8

*/

class CCamNaviProgressBarModel : public CBase,

                                 public MCamCameraObserver,

                                 public MCamControllerObserver,

                                 public MCamResourceLoader,

                                 public MCamObservable,

                                 public MCamObserver

  {

  public: // Constructors and destructor

    /**

    * Static factory construction function

    * @since 2.8

    * @param aController Reference to CCamAppController

    * @return pointer to constructed instance of CCamNaviProgressBarModel

    */

    static CCamNaviProgressBarModel* NewL( CCamAppController& aController );

    /**

    * Destructor.

    */

    virtual ~CCamNaviProgressBarModel();

  // -------------------------------------------------------

  // From MCamCameraObserver

  public:

    virtual void  HandleCameraEventL( TInt              aStatus, 

                                      TCamCameraEventId aEventId, 

                                      TAny*             aEventData = NULL );

  // -------------------------------------------------------

  public:

    /**

    * Draw Navi-progress bar

    * @since 3.0

    * @param aGc Handle to Window graphics context

    * @param aControl Pointer to the Control

    */

    void DrawProgressBar( CBitmapContext& aGc, const CCoeControl* aControl ) const;

    /**

    * Sets a new extent to render into

    * @param aExtent New extent

    */

    void SetExtentL( const TRect& aExtent );

  protected:

    /**

    * C++ constructor.

    * @since 2.8

    * @param aController Reference to CCamAppController

    */

    CCamNaviProgressBarModel( CCamAppController& aController );

    /**

    * Symbian OS 2nd phase constructor.

    * @since 2.8

    */

    void ConstructL();

  private: // Functions from base classes

    /**

    * From CCoeControl Draw the view

    * @since 3.0

    * @param aGc Handle to Window graphics context

    * @param aControl Pointer to the control

    */

    virtual void DrawProgBar( CBitmapContext& aGc, const CCoeControl* aControl ) const;

    /**

    * From MCamControllerObserver

    * Handle an event from CCamAppController.

    * @since 2.8

    * @param aEvent the type of event

    * @param aError error code

    */

    virtual void HandleControllerEventL( TCamControllerEvent aEvent,

                                         TInt                aError );

  public:  // From MCamResourceLoader

    /**

    * From MCamResourceLoader

    * @since 3.0

    */

    void LoadResourceDataL();

    /**

    * From MCamResourceLoader

    * @since 3.0

    */

    void UnloadResourceData();

    /**

    * From MCamResourceLoader

    * @since 3.0

    */

    void ReloadResourceDataL();

  public: // From MCamObservable

    /**

    * From MCamObservable

    * @param aObserver Observer to register

    * @since 3.0

    */

    void RegisterObserverL(MCamObserver* aObserver);

    /**

    * From MCamObservable

    * @param aObserver Observer to deregister

    * @since 3.0

    */

    void DeregisterObserver(MCamObserver* aObserver);

    /**

    * From MCamObservable

    * @param aEvent Event code to broadcast

    * @since 3.0

    */

    void BroadcastEvent(TCamObserverEvent aEvent);

  public: // From MCamObserver

    /**

    * From MCamObserver

    * @param aEvent The event code

    * @since 3.0

    */

    virtual void HandleObservedEvent(TCamObserverEvent aEvent);

  private: // New functions

    /**

    * Formats the elapsed/remaining record times

    * @since 2.8

    */

    void FormatTimeL();

    /**

    * Draws the elapsed record time to the navi pane 

    * @since 2.8

    */

    void DrawElapsedTimeText( CBitmapContext& aGc ) const;

    /**

    * Draws the remaining record time to the navi pane 

    * @since 2.8

    */

    void DrawRemainingTimeText( CBitmapContext&    aGc, 

                                MAknsSkinInstance* aSkin ) const;

    /**

    * Draws the progress bar in the navi pane

    */

    void DrawProgressBar( CBitmapContext& aGc ) const;

    /**

    * Callback for the minute-minder flash timer

    */

    static TInt FlashCallBack( TAny* aAny );

    /**

    * Read nontouch layout for primary camera

    */

    void NonTouchLayoutL();

    /**

    * Read nontouch layout for secondary camera

    */    

    void NonTouchLayoutSecondaryL();

    /**

    * Read touch layout

    */    

    void TouchLayoutL();

  protected: //data

    CCamAppController& iController; 

    TTimeIntervalMicroSeconds iRecordTimeElapsed;

    TTimeIntervalMicroSeconds iRecordTimeRemaining;

    TBuf<KMaxRecordTimeTextLength> iElapsedTimeText;

    TBuf<KMaxRecordTimeTextLength> iRemainingTimeText;

    // Rectangle for drawing the elapsed time text to.

    TAknLayoutText iElapsedTimeTextLayout; 

    TAknLayoutText iRemainingTimeTextLayout; 

    // own

    CCamTextItem* iElapsedTimeTextItem;

    // own

    CCamTextItem* iRemainingTimeTextItem;

    CFbsBitmap* iPhoneIcon;

    CFbsBitmap* iPhoneIconMask;

    CFbsBitmap* iMMCIcon;

    CFbsBitmap* iMMCIconMask;

    CFbsBitmap* iMassStorageIcon;

    CFbsBitmap* iMassStorageIconMask;

    /**

    * Progress bar graphic.

    * 

    * Own.

    */

    CFbsBitmap* iProgressBarBitmap;

    /**

    * Mask for progress bar graphic.

    * 

    * Own.

    */

    CFbsBitmap* iProgressBarMask;

    /**

    * Background for progress bar area.

    * 

    * Own.

    */

    CFbsBitmap* iProgressBarFrame;

    TCamMediaStorage iStorageLocation;

    // Resource string used to format the time text

    HBufC* iTimeFormat;

    TAknLayoutRect iProgressIconRect;

    TAknLayoutRect iProgressBarRect;

    // Layout information for the video storage icon.

    TAknLayoutRect iVidStorageIconRect;

    TCamOrientation iCamOrientation;

    CCamDecorator* iDecorator;

    // Rect to draw into

    TRect iExtent;

    // Handles observers

    CCamObserverHandler* iObserverHandler;

    // Timer for the flashing of the elapsed time every minute

    CPeriodic* iFlashingTimer;

    // When true, the elapsed time isn't drawn

    TBool iFlash;

  };

#endif // CAMNAVIPROGRESSBARMODEL_H

// End of File