// Copyright (c) 2004-2009 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:

//

#ifndef __ICLANIMATIONDATALOADER_H__

#define __ICLANIMATIONDATALOADER_H__

#include <e32base.h> 

#include <icl/imagedata.h>

#include "AnimationMixins.h"

class CBitmapScaler;

class CImageEncoder;

class CImageDecoder;

class CFbsBitmap;

class CAnimationFrame;

/** @internalComponent */

NONSHARABLE_CLASS(CICLAnimationDataLoader) : public CActive

	{

public:

	IMPORT_C static CICLAnimationDataLoader* NewL(RFs& aFs, MICLAnimationDataLoaderObserver& aCallback);

	~CICLAnimationDataLoader();

	IMPORT_C void LoadImageDataL(const TFileName& aFileName);

	IMPORT_C void GetNextFrameL(CAnimationFrame* aFrame);

	IMPORT_C TFrameInfo FrameInfo(const TInt aFrame) const;

	IMPORT_C TInt FrameCount() const;

	IMPORT_C TInt CurrentFrame() const;

	TBool IsMngAnimation();

private:

	CICLAnimationDataLoader(RFs& aFs, MICLAnimationDataLoaderObserver& aCallback);

	void ConstructL();

	static MICLAnimationDataLoaderObserver::TDataLoaderEvent NextMngOperation(TInt aFrame, TUint aFlags);

	// from CActive

	void RunL(); 

	void DoCancel();

private:

	RFs& iFs;

	MICLAnimationDataLoaderObserver& iCallback;

	TInt iFrameCount;

	TInt iCurrentFrame;

	TBool iIsMngAnimation;

	CImageDecoder* iImageDecoder;

	MICLAnimationDataLoaderObserver::TDataLoaderEvent iOperation;

	};

#endif //__ICLANIMATIONDATALOADER_H__