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HxImgFtorIMCast.h

/*
 *  Copyright (c) 1999, University of Amsterdam, The Netherlands.
 *  All rights reserved.
 *
 *  Author(s):
 *  Jan-Mark Geusebroek     (mark@wins.uva.nl)
 *  Edo Poll                (poll@wins.uva.nl)
 *  Marc Navarro            (mnavarro@wins.uva.nl)
 *  Dennis Koelma           (koelma@wins.uva.nl)
 */

#ifndef HxImgFtorIMCast_h
#define HxImgFtorIMCast_h

#include "HxSizes.h"
#include "HxImgFtorIMCastKey.h"
#include "HxImgFtorIM.h"
#include "HxDataPtrArray.h"

#include "HxTagList.h"

class HxImageData;


template <class DstImgSigT, class SrcImgsSigT>
class L_HXIMAGEREP HxImgFtorIMCast : public HxImgFtorIM
{

public:
    
    typedef HxImgFtorIMCastKey      KeyType;

    typedef typename DstImgSigT::DataPtrType DstDataPtrType;

    typedef typename SrcImgsSigT::DataPtrType SrcDataPtrType;

    typedef HxDataPtrArray<SrcImgsSigT> SrcDataPtrArray;

                    HxImgFtorIMCast(const KeyType&);

    virtual         ~HxImgFtorIMCast();
    
    virtual void    callIt(HxImageData* dstImg, HxImageData** srcImgs, 
                           int nImgs,
                           HxTagList &tags);

protected:
    virtual void    doIt(DstDataPtrType dstPtr, SrcDataPtrArray& srcPtrs, 
                         HxSizes dstSize, HxSizes srcSize, HxTagList &tags,
                         HxImgFtorDescription* description = 0) = 0;

private:
                    HxImgFtorIMCast();
                    HxImgFtorIMCast(const HxImgFtorIMCast&);
};

template <class DstImgSigT, class SrcImgsSigT>
inline
HxImgFtorIMCast<DstImgSigT, SrcImgsSigT>::HxImgFtorIMCast(const KeyType& key)
            : HxImgFtorIM(key){}

#ifdef INC_TEMPLATE_SRC
#include "HxImgFtorIMCast.c"
#endif

#endif

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