idlehomescreen/xmluirendering/renderingplugins/xnbitmapfactory/inc/xnimagedecoder.h
Merge contributor for bug 1972.
/*
* 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: Image decoder
*
*/
#ifndef _XNIMAGEDECODER_H
#define _XNIMAGEDECODER_H
// System includes
#include <e32base.h>
// User includes
class CXnBitmapAdapter;
class CFbsBitmap;
class CImageDecoder;
class RFs;
// Forward declarations
/**
* Image decoder
*
* @ingroup group_xnbitmapfactory
* @lib xn3bitmapfactory.lib
* @since S60 5.2
*/
NONSHARABLE_CLASS( CXnImageDecoder ) : public CActive
{
public:
// Constructors and destructor
/**
* Two-phased constructor.
*/
static CXnImageDecoder* NewL( CXnBitmapAdapter& aAdapter, RFs& aFs );
/**
* Two-phased constructor. Leaving on stack
*/
static CXnImageDecoder* NewLC( CXnBitmapAdapter& aAdapter, RFs& aFs );
/**
* Destructor
*/
~CXnImageDecoder();
private:
// private constructors
/**
* Leaving constructor
*/
void ConstructL();
/**
* C++ default constructor
*/
CXnImageDecoder( CXnBitmapAdapter& aAdapter, RFs& aFs );
private:
// from CActive
/**
* @see CActive
*/
void RunL();
/**
* @see CActive
*/
TInt RunError( TInt aError );
/**
* @see CActive
*/
void DoCancel();
public:
// new functions
/**
* Starts decode.
*
* @param aFile Image file
*/
void DecodeL( TFileName& aFilename );
private:
// new functions
void Cleanup();
private:
// data
/** Bitmapadapter, not owned */
CXnBitmapAdapter& iAdapter;
/** File server session, not owned */
RFs& iFs;
/** Image decoder, owned */
CImageDecoder* iDecoder;
/** Bitmap, owned during conversion */
CFbsBitmap* iBitmap;
/** Mask, owned during conversion */
CFbsBitmap* iMask;
};
#endif // _XNIMAGEDECODER_H
// End of file