intset.h

来自「开放源码的编译器open watcom 1.6.0版的源代码」· C头文件 代码 · 共 86 行

#ifndef _intset_h_ /* Thu Mar 31 09:23:19 1994 */
#define _intset_h_





/*
 *
 *          Copyright (C) 1994, M. A. Sridhar
 *  
 *
 *     This software is Copyright M. A. Sridhar, 1994. You are free
 *     to copy, modify or distribute this software  as you see fit,
 *     and to use  it  for  any  purpose, provided   this copyright
 *     notice and the following   disclaimer are included  with all
 *     copies.
 *
 *                        DISCLAIMER
 *
 *     The author makes no warranties, either expressed or implied,
 *     with respect  to  this  software, its  quality, performance,
 *     merchantability, or fitness for any particular purpose. This
 *     software is distributed  AS IS.  The  user of this  software
 *     assumes all risks  as to its quality  and performance. In no
 *     event shall the author be liable for any direct, indirect or
 *     consequential damages, even if the  author has been  advised
 *     as to the possibility of such damages.
 *
 */




// This is an extension of {\tt CL_Set<long>} with an additional
// methods AsString and SmallestNonMember.

#include "base/set.h"

#ifdef __GNUC__
#pragma interface
#endif


class CL_BitSet;

class CL_IntegerSet: public CL_Set<long> {

public:
    CL_IntegerSet () {};
    // Default constructor: build an empty set.

    CL_IntegerSet (long low, long hi);
    // Build an integer set with containing all the numbers in the range
    // low through hi. If {\tt lo < hi}, the empty set is built.
    
    CL_IntegerSet (const CL_Set<long>& s) : CL_Set<long> (s) {};
    // Copy constructor

    virtual long SmallestNonMember () const;
    // Return the smallest non-negative element that is {\it not\/} in the
    // set. Return -1 if the set is empty.

    CL_String AsString () const;
    // Returns a string containing a representation of the set, in the
    // form \verb|{1,3,6}|.

    //
    // ------------------------- Basic methods --------------------
    //
    CL_Object* Clone () const
        {return new CL_IntegerSet (*this);};
    
    const char* ClassName() const
        {return "CL_IntegerSet";};
    
};



typedef CL_SetIterator<long> CL_IntegerSetIterator;

#endif /* _intset_h_ */