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1 | // Boost.Geometry (aka GGL, Generic Geometry Library) |
2 | ||
3 | // Copyright (c) 2007-2012 Barend Gehrels, Amsterdam, the Netherlands. | |
4 | ||
5 | // Use, modification and distribution is subject to the Boost Software License, | |
6 | // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at | |
7 | // http://www.boost.org/LICENSE_1_0.txt) | |
8 | ||
9 | #ifndef BOOST_GEOMETRY_ALGORITHMS_DETAIL_OVERLAY_STREAM_INFO_HPP | |
10 | #define BOOST_GEOMETRY_ALGORITHMS_DETAIL_OVERLAY_STREAM_INFO_HPP | |
11 | ||
12 | ||
13 | #include <string> | |
14 | ||
15 | #include <boost/array.hpp> | |
16 | ||
17 | ||
18 | namespace boost { namespace geometry | |
19 | { | |
20 | ||
21 | #ifndef DOXYGEN_NO_DETAIL | |
22 | namespace detail { namespace overlay | |
23 | { | |
24 | ||
25 | ||
26 | static inline std::string dir(int d) | |
27 | { | |
28 | return d == 0 ? "-" : (d == 1 ? "L" : d == -1 ? "R" : "#"); | |
29 | } | |
30 | static inline std::string how_str(int h) | |
31 | { | |
32 | return h == 0 ? "-" : (h == 1 ? "A" : "D"); | |
33 | } | |
34 | ||
35 | template <typename P> | |
36 | std::ostream& operator<<(std::ostream &os, turn_info<P> const& info) | |
37 | { | |
38 | os << "\t" | |
39 | << " src " << info.seg_id.source_index | |
40 | << " seg " << info.seg_id.segment_index | |
41 | << " (// " << info.other_id.source_index | |
42 | << "." << info.other_id.segment_index << ")" | |
43 | << " how " << info.how | |
44 | << "[" << how_str(info.arrival) | |
45 | << " " << dir(info.direction) | |
46 | << (info.opposite ? " o" : "") | |
47 | << "]" | |
48 | << " sd " | |
49 | << dir(info.sides.get<0,0>()) | |
50 | << dir(info.sides.get<0,1>()) | |
51 | << dir(info.sides.get<1,0>()) | |
52 | << dir(info.sides.get<1,1>()) | |
53 | << " nxt seg " << info.travels_to_vertex_index | |
54 | << " , ip " << info.travels_to_ip_index | |
55 | << " , or " << info.next_ip_index | |
56 | << " frac " << info.fraction | |
57 | << info.visit_state; | |
58 | if (info.flagged) | |
59 | { | |
60 | os << " FLAGGED"; | |
61 | } | |
62 | return os; | |
63 | } | |
64 | ||
65 | ||
66 | ||
67 | }} // namespace detail::overlay | |
68 | #endif //DOXYGEN_NO_DETAIL | |
69 | ||
70 | ||
71 | }} // namespace boost::geometry | |
72 | ||
73 | ||
74 | #endif // BOOST_GEOMETRY_ALGORITHMS_DETAIL_OVERLAY_STREAM_INFO_HPP |