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#ifndef THUMBNAIL_CREATOR_H

#define THUMBNAIL_CREATOR_H

#include <qlist.h>

#include <e32base.h>

#include <f32file.h>

class CContactItemField;

class CImageDecoder;

class CFbsBitmap;

class CBitmapScaler;

class CImageEncoder;

class CntThumbnailCreator : public CActive

{

    enum TCreatorState {

        EStateInitialized = 0,

        EStateDecodeImage,

        EStateScaleImage,

        EStateEncodeImage,

        EStateFinal

    };

public:

    CntThumbnailCreator();

    ~CntThumbnailCreator();

    void addThumbnailFieldL(QList<CContactItemField *> *fieldList, const TFileName &filename, const TSize& maxSize);

    void addThumbnailFieldL(QList<CContactItemField *> *fieldList, CFbsBitmap *bitmap, const TSize& maxSize);

private: // from CActive

    void RunL();

    void DoCancel();

    TInt RunError(TInt aError);

private:

    void DecodeImageL(const TFileName &filename);

    void ScaleImageL();

    void EncodeImageL();

    void CreateContactFieldL();

    void initializeThumbnailFieldL();

private:

    TCreatorState m_state;

    TSize m_thumbnailSize;

    CContactItemField *m_thumbnailFieldFromTemplate;

    QList<CContactItemField *> *m_fieldList;

    CActiveSchedulerWait *m_activeSchedulerWait;

    TInt m_err;

    RFs m_rfs;

    CImageDecoder *m_decoder;

    CFbsBitmap *m_bitmap;

    CBitmapScaler *m_bitmapScaler;

    HBufC8 *m_imageData;

    CImageEncoder *m_encoder;

};

#endif