/*

* Copyright (c) 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 CNTTHUMBNAILMANAGER_H_

#define CNTTHUMBNAILMANAGER_H_

#include <QObject>

#include <QMap>

#include <thumbnailmanager_qt.h>

/*!

 * Wrapper class for ThumbnailManager. Reason for this class is to share

 * thumbnail manager instances for performance reasons. 

 * 

 * When a thumbnail is requested, class checks that if there is a manager already

 * for the requested size.  

 */

class CntThumbnailManager : public QObject

{

    Q_OBJECT

public:

    CntThumbnailManager();

    ~CntThumbnailManager();

    int getThumbnail( ThumbnailManager::ThumbnailSize aSize, const QString& aFile );

    void cancelRequest( int aRequestId );

signals:

    void thumbnailReady( QPixmap , void* , int , int );

private:

    QMap<int, ThumbnailManager*> mManagers;

};

#endif /* CNTTHUMBNAILMANAGER_H_ */