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HxImgFtorKey.h

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

#ifndef HxImgFtorKey_h
#define HxImgFtorKey_h

#include "HxString.h"
#include "HxStringList.h"
#include "HxImgFtorKeyNameTable.h"


class L_HXIMAGEREP HxImgFtorKey
{
public:
    
                            HxImgFtorKey();
                            HxImgFtorKey(const HxImgFtorKey&);
                            HxImgFtorKey(HxString className,
                                HxStringListIter argListBegin,
                                HxStringListIter argListEnd);
                            HxImgFtorKey(HxString className);

    void                    addArgument(HxString argName);
    void                    setArguments(
                                HxStringListIter argListBegin,
                                HxStringListIter argListEnd);

    HxString                getArgument(int) const;
    HxString                getClassName() const;

    HxString                toString() const;
    int                     compare(const HxImgFtorKey&) const;
    STD_OSTREAM&            put(STD_OSTREAM&) const;

private:
    typedef unsigned short uShort;

    enum {maxKeySize = 8};
    uShort      _key[maxKeySize];
    static HxImgFtorKeyNameTable& nameTable();

};

inline STD_OSTREAM& 
operator<<(STD_OSTREAM& os, const HxImgFtorKey& key) 
{
    return key.put(os);
}

inline bool 
operator<(const HxImgFtorKey& x, const HxImgFtorKey& y)
{
    return x.compare(y) < 0;
}

inline bool 
operator==(const HxImgFtorKey& x, const HxImgFtorKey& y)
{
    return x.compare(y) == 0;
}

inline HxImgFtorKeyNameTable&
HxImgFtorKey::nameTable()
{
    return HxImgFtorKeyNameTable::instance();
}


#endif

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