// 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 __ICLANIMATIONDATAPROVIDER_H__

#define __ICLANIMATIONDATAPROVIDER_H__

#include <animationdataprovider.h>

#include <e32std.h>

#include <animationframe.h>

#include <animationmixins.h>

#ifndef SYMBIAN_ENABLE_SPLIT_HEADERS

// For phase2 CICLAnimationDataProvider needs refactoring to convert it's derivation from

// MICLAnimationDataLoaderObserver to having a CAnimationDataLoaderObserver* member

#include <animationdataloaderobserver.h>

#endif //SYMBIAN_ENABLE_SPLIT_HEADERS

_LIT8(KBitmapAnimationDataType, "bitmap");

class CICLAnimationDataLoader;

/**

Data provider for frame based animations.

This data provider expects to be provided with a file which can be interpreted

as an animation using the Image Conversion Library (ICL).  An example would be

an animated GIF.  The default data type for this provider is "bitmap".

@see CBitmapAnimator

@publishedAll

@released

*/

class CICLAnimationDataProvider : public CAnimationDataProvider, public MICLAnimationDataLoaderObserver

	{

public:

    IMPORT_C CICLAnimationDataProvider();

    IMPORT_C ~CICLAnimationDataProvider();

    IMPORT_C void SetFileL(RFs & aFs, const TFileName& aFileName);

    IMPORT_C TPtrC8 DataType();

    virtual void StartL();

protected:

	IMPORT_C virtual void CICLAnimationDataProvider_Reserved1();

	IMPORT_C virtual void CICLAnimationDataProvider_Reserved2();

	// From CAnimationDataProvider

	IMPORT_C virtual void CAnimationDataProvider_Reserved1();

	IMPORT_C virtual void CAnimationDataProvider_Reserved2();

private:

	TInt iCICLAnimationDataProvider_Reserved;

private:

    CAnimationFrame::THandles CurrentFrame() const;

    void DecodeImageL();

    void DataDeliveryL();

    void Reset();

    // From MICLAnimationDataLoaderObserver

    virtual void DataLoaderEventL(TDataLoaderEvent aEvent, TInt aError);

private: 

	CICLAnimationDataLoader* iDataLoader;

	CAnimationFrame* iCurrentFrame;

	TInt iFlags;

	};

#endif //__ICLANIMATIONDATAPROVIDER_H__