/*

* 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: Definition for status indicator

*

*/ 

#ifndef __FREESTYLEEMAILUI_AKN_STATUS_INDICATOR_H__

#define __FREESTYLEEMAILUI_AKN_STATUS_INDICATOR_H__

#include <coecntrl.h>

#include "FreestyleEmailUiUtilities.h"  // FSEmailUiGenericTimer

const TInt KStatusIndicatorAutomaticHidingDuration = 3000;

const TInt KStatusIndicatorDefaultDuration = -1;

class CFreestyleEmailUiAknStatusIndicator : public CCoeControl,

                                            protected MFSEmailUiGenericTimerCallback

    {

public:

    IMPORT_C static CFreestyleEmailUiAknStatusIndicator* NewL( const TRect& aRect, const CCoeControl* aParent = NULL );

    IMPORT_C static CFreestyleEmailUiAknStatusIndicator* NewLC( const TRect& aRect, const CCoeControl* aParent = NULL );

    ~CFreestyleEmailUiAknStatusIndicator();

    // The ownships of aBitmap, aMaskBitmap and aText are transferred in.

    // The status indicator is display for aDuration millisecond if aDuration is not negative;

    // otherwise, it is diplayed forever until it is manually hidden.

    void ShowIndicatorL( CFbsBitmap* aBitmap, 

                         CFbsBitmap* aMaskBitmap,

                         TDesC* aText,

    void HideIndicator( TInt aDelayBeforeHidingInMs = 0 );

    // The ownship of aText is transferred in.

    void SetTextL( TDesC* aText );

    // CCoeControl

    CCoeControl* ComponentControl( TInt aIndex ) const;

    TInt CountComponentControls() const;

    void Draw( const TRect& aRect ) const;

    void SizeChanged();

    inline const CFbsBitmap* Image() const 

        {

        return iBitmap;

        }

    inline const CFbsBitmap* ImageMask() const 

        {

        return iMaskBitmap;

        }

    inline const TDesC* Text() const

        {

        return iText;

        }

protected:    

    CFreestyleEmailUiAknStatusIndicator();

    void ConstructL( const TRect& aRect, const CCoeControl* aParent );

    void TimerEventL( CFSEmailUiGenericTimer* aTriggeredTimer );

private:

    void CalculateLayout( const TRect& aRect ) const;

    void SetTextFont() const;

    void CalculateVisualText() const;

    void DrawBoundary( const TRect& aRect ) const;

    void DrawImage( const TRect& aRect ) const;

    void DrawText( const TRect& aRect ) const;

    void SetImage( CFbsBitmap* aBitmap, CFbsBitmap* aMaskBitmap );

    void ScaleImage() const;

    void ClearImage();

    void ClearText();

private:

    CFbsBitmap*                 iBitmap; 

    CFbsBitmap*                 iMaskBitmap;

    TDesC*                      iText;

    CFSEmailUiGenericTimer*     iTimer;

    mutable TRect               iImageRect;

    mutable TRect               iTextRect;

    mutable HBufC*              iVisualText;

    mutable CFont*              iTextFont;

    };

#endif // __FREESTYLEEMAILUI_AKN_STATUS_INDICATOR_H__