0b6a182c
 Hu Chunming
添加无鉴权注册和注销
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// Boost.Polygon library interval_traits.hpp header file
// Copyright (c) Intel Corporation 2008.
// Copyright (c) 2008-2012 Simonson Lucanus.
// Copyright (c) 2012-2012 Andrii Sydorchuk.
// See http://www.boost.org for updates, documentation, and revision history.
// Use, modification and distribution is subject to the Boost Software License,
// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
#ifndef BOOST_POLYGON_INTERVAL_TRAITS_HPP
#define BOOST_POLYGON_INTERVAL_TRAITS_HPP
#include "isotropy.hpp"
namespace boost {
namespace polygon {
template <typename Interval>
struct interval_traits {
typedef Interval interval_type;
typedef typename interval_type::coordinate_type coordinate_type;
static coordinate_type get(const interval_type& interval, direction_1d dir) {
return interval.get(dir);
}
};
template <typename Interval>
struct interval_mutable_traits {
typedef Interval interval_type;
typedef typename interval_type::coordinate_type coordinate_type;
static void set(
interval_type& interval, direction_1d dir, coordinate_type value) {
interval.set(dir, value);
}
static interval_type construct(coordinate_type low, coordinate_type high) {
return interval_type(low, high);
}
};
} // polygon
} // boost
#endif // BOOST_POLICY_INTERVAL_TRAITS_HPP
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