/*

* Copyright (c) 2002-2009 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:  AVKON smiley utils.

*

*/

#ifndef AKNSMILEYUTILS_H

#define AKNSMILEYUTILS_H

// INCLUDES

#include <AknUtils.h>

// CLASS DECLARATION

////////////////////////////////////////////////////////////////////

class CAknSmileyIcon : public CBase

    {

protected:

    CAknSmileyIcon();

protected:

    virtual ~CAknSmileyIcon();

public:

    virtual const CFbsBitmap* Image() const;

    virtual const CFbsBitmap* Mask() const;

    virtual TBool ReadyToDraw() const;

    virtual const TSize& Size() const;

    virtual void PlayAnimationL(TInt aRepeat=0, TInt aDelay=0);

    virtual void StopAnimation();

    };

////////////////////////////////////////////////////////////////////

class MAknSmileyObserver

    {

public:

    virtual void SmileyStillImageLoaded(CAknSmileyIcon* aSmileyIcon)=0;

    virtual void SmileyAnimationChanged(CAknSmileyIcon* aSmileyIcon)=0;

    };

////////////////////////////////////////////////////////////////////

class CAknSmileyManager : public CBase

    {

public:

    IMPORT_C static CAknSmileyManager* NewL(MAknSmileyObserver* aObserver);

    IMPORT_C ~CAknSmileyManager();

private:

    CAknSmileyManager();

    void ConstructL(MAknSmileyObserver* aObserver);

public:

    IMPORT_C TInt ConvertCodesToTextL(TDes& aText);

    IMPORT_C TInt ConvertTextToCodesL(TDes& aText);

    IMPORT_C const TDesC& Text(TChar aCode) const;

    IMPORT_C TBool IsSmiley(TChar aCode) const;

public:

    IMPORT_C void SetSize(const TSize& aSize);

    IMPORT_C void SetSizeByFont(const CFont* aFont);

public:

    IMPORT_C void DrawText(CWindowGc& aGc, const TDesC& aText, const CFont* aFont, const TPoint& aPosition) const;

    IMPORT_C void DrawText(CWindowGc& aGc, const TDesC& aText, const TAknLayoutText& aLayout, TBool aUseLogicalToVisualConversion=EFalse) const;

    IMPORT_C void DrawText(CWindowGc& aGc, const TDesC& aText, const CFont* aFont, const TRect& aBox, TInt aBaselineOffset, 

                           CGraphicsContext::TTextAlign aAlignment=CGraphicsContext::ELeft, TInt aLeftMargin=0) const;

public:

    IMPORT_C TInt Count() const;

    IMPORT_C CAknSmileyIcon* Smiley(TChar aCode) const;

    IMPORT_C CAknSmileyIcon* operator[](TInt aIndex) const;

public:

    class CExtension;

    CExtension* iExtension;

    };

#endif // AKNSMILEYUTILS_H