/*
 *	CENA C++ Utilities
 *
 *	by Stephane Chatty
 *
 *	Copyright 1990, 1991, 1992
 *	Laboratoire de Recherche en Informatique (LRI)
 *	Centre d'Etudes de la Navigation Aerienne (CENA)
 *
 *	plain and generic arrays (orginal C version by Michel Beaudouin-Lafon)
 *
 *	$Id$
 *	$CurLog$
 */


#ifndef Array_H_
#define Array_H_

#include "cplus_bugs.h"

typedef void CcuArrayItem;

class CcuArray {

protected:
static	CcuArrayItem*	InvalidCell;
	int 	Length;
	CcuArrayItem**	Data;
	void 	Clean ();

public:
		CcuArray (int size, CcuArrayItem* = 0);
		CcuArray (const CcuArray&);
		~CcuArray ();
	void 	Reset (CcuArrayItem* = 0);
	CcuArrayItem*&	operator [] (int i) const;
	CcuArrayItem**	operator + (int) const;
	CcuArray&	operator = (const CcuArray&);
inline	int	Check (int i) const			{ return (i >= 0 && i < Length); }
inline	int 	GetSize () const			{ return Length; }
	void	Resize (int, CcuArrayItem* = 0);
};

#ifndef CPLUS_BUG19
template <class ITEM> class CcuArrayOf : public CcuArray {
public:
inline		CcuArrayOf (int size, ITEM* value = 0) : CcuArray (size, value)		{}
inline		CcuArrayOf (const CcuArrayOf<ITEM>& a) : CcuArray (a)		{}
inline		~CcuArrayOf ()	{}
inline	void	Reset (ITEM* value = 0)	{ CcuArray::Reset (value); }
inline	void	Resize (int size, ITEM* value = 0)	{ CcuArray::Resize (size, value); }
inline	ITEM*&	operator [] (int i) const		{ return (ITEM*&) ((* (CcuArray*) this)[i]); }
inline	ITEM**	operator + (int i) const		{ return (ITEM**) ((*(CcuArray*) this) + i); }
};
#endif

#endif	/* Array_H_ */