1 | // Boost.Polygon library interval_data.hpp header file |
2 | |
3 | // Copyright (c) Intel Corporation 2008. |
4 | // Copyright (c) 2008-2012 Simonson Lucanus. |
5 | // Copyright (c) 2012-2012 Andrii Sydorchuk. |
6 | |
7 | // See http://www.boost.org for updates, documentation, and revision history. |
8 | // Use, modification and distribution is subject to the Boost Software License, |
9 | // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at |
10 | // http://www.boost.org/LICENSE_1_0.txt) |
11 | |
12 | #ifndef BOOST_POLYGON_INTERVAL_DATA_HPP |
13 | #define BOOST_POLYGON_INTERVAL_DATA_HPP |
14 | |
15 | #include "isotropy.hpp" |
16 | #include "interval_concept.hpp" |
17 | |
18 | namespace boost { |
19 | namespace polygon { |
20 | |
21 | template <typename T> |
22 | class interval_data { |
23 | public: |
24 | typedef T coordinate_type; |
25 | |
26 | interval_data() |
27 | #ifndef BOOST_POLYGON_MSVC |
28 | : coords_() |
29 | #endif |
30 | {} |
31 | |
32 | interval_data(coordinate_type low, coordinate_type high) { |
33 | coords_[LOW] = low; |
34 | coords_[HIGH] = high; |
35 | } |
36 | |
37 | interval_data(const interval_data& that) { |
38 | coords_[0] = that.coords_[0]; |
39 | coords_[1] = that.coords_[1]; |
40 | } |
41 | |
42 | interval_data& operator=(const interval_data& that) { |
43 | coords_[0] = that.coords_[0]; |
44 | coords_[1] = that.coords_[1]; |
45 | return *this; |
46 | } |
47 | |
48 | template <typename IntervalType> |
49 | interval_data& operator=(const IntervalType& that) { |
50 | assign(*this, that); |
51 | return *this; |
52 | } |
53 | |
54 | coordinate_type get(direction_1d dir) const { |
55 | return coords_[dir.to_int()]; |
56 | } |
57 | |
58 | void set(direction_1d dir, coordinate_type value) { |
59 | coords_[dir.to_int()] = value; |
60 | } |
61 | |
62 | coordinate_type low() const { |
63 | return coords_[0]; |
64 | } |
65 | |
66 | interval_data& low(coordinate_type value) { |
67 | coords_[LOW] = value; |
68 | return *this; |
69 | } |
70 | |
71 | coordinate_type high() const { |
72 | return coords_[1]; |
73 | } |
74 | |
75 | interval_data& high(coordinate_type value) { |
76 | coords_[HIGH] = value; |
77 | return *this; |
78 | } |
79 | |
80 | bool operator==(const interval_data& that) const { |
81 | return low() == that.low() && high() == that.high(); |
82 | } |
83 | |
84 | bool operator!=(const interval_data& that) const { |
85 | return low() != that.low() || high() != that.high(); |
86 | } |
87 | |
88 | bool operator<(const interval_data& that) const { |
89 | if (coords_[0] != that.coords_[0]) { |
90 | return coords_[0] < that.coords_[0]; |
91 | } |
92 | return coords_[1] < that.coords_[1]; |
93 | } |
94 | |
95 | bool operator<=(const interval_data& that) const { |
96 | return !(that < *this); |
97 | } |
98 | |
99 | bool operator>(const interval_data& that) const { |
100 | return that < *this; |
101 | } |
102 | |
103 | bool operator>=(const interval_data& that) const { |
104 | return !((*this) < that); |
105 | } |
106 | |
107 | private: |
108 | coordinate_type coords_[2]; |
109 | }; |
110 | |
111 | template <typename CType> |
112 | struct geometry_concept< interval_data<CType> > { |
113 | typedef interval_concept type; |
114 | }; |
115 | } // polygon |
116 | } // boost |
117 | |
118 | #endif // BOOST_POLYGON_INTERVAL_DATA_HPP |
119 | |