1// Boost.Geometry (aka GGL, Generic Geometry Library)
2// Unit Test
3
4// Copyright (c) 2007-2012 Barend Gehrels, Amsterdam, the Netherlands.
5// Copyright (c) 2008-2012 Bruno Lalande, Paris, France.
6// Copyright (c) 2009-2012 Mateusz Loskot, London, UK.
7
8// Parts of Boost.Geometry are redesigned from Geodan's Geographic Library
9// (geolib/GGL), copyright (c) 1995-2010 Geodan, Amsterdam, the Netherlands.
10
11// Use, modification and distribution is subject to the Boost Software License,
12// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
13// http://www.boost.org/LICENSE_1_0.txt)
14
15#include <sstream>
16
17#include <geometry_test_common.hpp>
18
19
20#include <boost/geometry/util/for_each_coordinate.hpp>
21
22#include <boost/geometry/algorithms/assign.hpp>
23
24
25#include <boost/geometry/geometries/point.hpp>
26#include <boost/geometry/geometries/adapted/c_array.hpp>
27#include <boost/geometry/geometries/adapted/boost_tuple.hpp>
28#include <test_common/test_point.hpp>
29
30BOOST_GEOMETRY_REGISTER_C_ARRAY_CS(cs::cartesian)
31BOOST_GEOMETRY_REGISTER_BOOST_TUPLE_CS(cs::cartesian)
32
33
34struct test_operation
35{
36 template <typename P, int I>
37 static void apply(P& p)
38 {
39 bg::set<I>(p, bg::get<I>(p) * 10);
40 }
41};
42
43struct get_operation
44{
45 std::string s;
46
47 template <typename P, int I>
48 inline void apply(P const& p)
49 {
50 std::ostringstream out;
51 out << bg::get<I>(p);
52 s += out.str();
53 }
54};
55
56
57template <typename P>
58void test_all()
59{
60 P p;
61 bg::assign_values(p, 1, 2, 3);
62 bg::for_each_coordinate(p, test_operation());
63 BOOST_CHECK(bg::get<0>(p) == 10);
64 BOOST_CHECK(bg::get<1>(p) == 20);
65 BOOST_CHECK(bg::get<2>(p) == 30);
66
67 P const& cp = p;
68 get_operation op;
69 op = bg::for_each_coordinate(cp, op);
70 BOOST_CHECK(op.s == std::string("102030"));
71}
72
73int test_main(int, char* [])
74{
75 test_all<int[3]>();
76 test_all<float[3]>();
77 test_all<double[3]>();
78 test_all<test::test_point>();
79 test_all<bg::model::point<int, 3, bg::cs::cartesian> >();
80 test_all<bg::model::point<float, 3, bg::cs::cartesian> >();
81 test_all<bg::model::point<double, 3, bg::cs::cartesian> >();
82
83 return 0;
84}
85

source code of boost/libs/geometry/test/util/for_each_coordinate.cpp