time_iterator.hpp

来自「CGAL is a collaborative effort of severa」· HPP 代码 · 共 53 行

#ifndef DATE_TIME_TIME_ITERATOR_HPP___
#define DATE_TIME_TIME_ITERATOR_HPP___

/* Copyright (c) 2002,2003 CrystalClear Software, Inc.
 * Use, modification and distribution is subject to the 
 * Boost Software License, Version 1.0. (See accompanying
 * file LICENSE-1.0 or http://www.boost.org/LICENSE-1.0)
 * Author: Jeff Garland, Bart Garst
 * $Date: 2004/05/23 10:39:25 $
 */


namespace boost {
namespace date_time {
  

  //! Simple time iterator skeleton class
  template<class time_type>
  class time_itr {
  public:
    typedef typename time_type::time_duration_type time_duration_type;
    time_itr(time_type t, time_duration_type d) : current_(t), offset_(d) {};
    time_itr& operator++() 
    {
      current_ = current_ + offset_;
      return *this;
    }
    time_itr& operator--() 
    {
      current_ = current_ - offset_;
      return *this;
    }
    time_type operator*() {return current_;};
    time_type* operator->() {return &current_;};
    bool operator<  (const time_type& t) {return current_ < t;};
    bool operator<= (const time_type& t) {return current_ <= t;};
    bool operator!=  (const time_type& t) {return current_ != t;};
    bool operator== (const time_type& t) {return current_ == t;};
    bool operator>  (const time_type& t) {return current_ > t;};
    bool operator>= (const time_type& t) {return current_ >= t;};
    
  private:
    time_type current_;
    time_duration_type offset_;
  };
  

  
} }//namespace date_time


#endif