/*

* 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:  Implementation of CMPXVideoPlaybackVolumeBar

*

*/

#ifndef MPXVIDEOPLAYBACKVOLUMEBAR_H

#define MPXVIDEOPLAYBACKVOLUMEBAR_H

//  INCLUDES

#include <coecntrl.h>

// FORWARD DECLARATIONS

class CMPXVideoPlaybackControlsController;

#ifdef RD_TACTILE_FEEDBACK

class MTouchFeedback;

#endif //RD_TACTILE_FEEDBACK

// DATA TYPES

enum TMPXVolumeDragging

{

   EVolumeNotDragging,

   EVolumeIncreaseDragging,

   EVolumeDecreaseDragging,

   EVolumeSpeakerDragging,

   EVolumeBarDragging

};

class CMPXVideoPlaybackVolumeBar : public CCoeControl

{

    public:

        /**

        * Two-phased constructor.

        */

        static CMPXVideoPlaybackVolumeBar* NewL( CMPXVideoPlaybackControlsController* aController,

                                                 TRect aRect );

        /**

        * Destructor.

        */

        virtual ~CMPXVideoPlaybackVolumeBar();

    private:

        /**

        * C++ default constructor.

        */

        CMPXVideoPlaybackVolumeBar( CMPXVideoPlaybackControlsController* aController, TRect aRect );

        /**

         * By default Symbian 2nd phase constructor is private.

         */

        void ConstructL();

    private: // from CoeControl

        /**

        * From CoeControl,CountComponentControls.

        * @return Number of contained component controls.

        */

        TInt CountComponentControls() const;

        /**

        * From CCoeControl,Draw.

        * @param aRect drawable area.

        */

        void Draw( const TRect& aRect ) const;

    public: // from CoeControl

        /**

        * From CoeControl,OfferKeyEventL

        */

        void HandlePointerEventL( const TPointerEvent& aPointerEvent );

        /**

        * From CCoeControl.

        */

        void HandleResourceChange( TInt aType );

    public:

        /**

        * Set changed volume

        * @since 5.0

        * @return void

        */

        void VolumeChanged( TInt aVolume );

        /*

         *  Abandons any ongoing pointer input 

         *  @since 5.0

         */        

        void Reset();

    private: //new fuctions

        /**

        * Set layout for each icon

        */

        void SetLayout();

        /**

        * Creates new skins for the control.

        * @since 5.0

        * @return void

        */

        void SkinChangeL();

        void HandleVolumeIncreaseL( const TPointerEvent& aPointerEvent );

        void HandleVolumeDecreaseL( const TPointerEvent& aPointerEvent );

        void HandleSpeakerControlEventL( const TPointerEvent& aPointerEvent );

        void HandleVolumeBarEventL( const TPointerEvent& aPointerEvent );

        static TInt HandleVolumeDragEventTimeOut( TAny* aPtr );

        void DoHandleVolumeDragEventTimeOut();

        void SetVolumeL( TInt aVolume ); 

    private:    // Data

        CGulIcon*               iSpeakerIcon;

        CGulIcon*               iSpeakerMuteIcon;

        CGulIcon*               iSliderIcon;

        CGulIcon*               iSliderSelectedIcon;

        CGulIcon*               iVolumeUpIcon;

        CGulIcon*               iVolumeDownIcon;

        CGulIcon*               iVolumeFrameIconTop;

        CGulIcon*               iVolumeFrameIconMiddle;

        CGulIcon*               iVolumeFrameIconBottom;

        CGulIcon*               iNoAudioIcon; 

        TReal                   iOneVolumeIncrementHeight;

        TBool                   iMuted;

        TInt                    iVolumeWhileDraggingEvent;

        TRect                   iRect;

        TRect                   iSliderRect;        

        TRect                   iSpeakerRect;

        TRect                   iSpeakerControlRect;

        TRect                   iVolumeUpRect;

        TRect                   iVolumeDownRect;

        TRect                   iVolumeUpControlRect;

        TRect                   iVolumeDownControlRect;

        TRect                   iVolumeBarRect;

        TRect                   iVolumeBarRectTop;

        TRect                   iVolumeBarRectMiddle;

        TRect                   iVolumeBarRectBottom;

        TRect                   iVolumeControlRect;

        TMPXVolumeDragging      iDragging;

        CPeriodic*              iDraggingHandlerTimer;

        CMPXVideoPlaybackControlsController* iController;

        TInt iCenteredSliderbarIconX;

#ifdef RD_TACTILE_FEEDBACK

        MTouchFeedback*         iFeedback;

#endif //RD_TACTILE_FEEDBACK

};

#endif //MPXVIDEOPLAYBACKVOLUMEBAR_H

// End of File