1 // Boost.Geometry (aka GGL, Generic Geometry Library)
2 // QuickBook Example
3
4 // Copyright (c) 2014 Barend Gehrels, Amsterdam, the Netherlands.
5
6 // Use, modification and distribution is subject to the Boost Software License,
7 // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
8 // http://www.boost.org/LICENSE_1_0.txt)
9
10 //[wkt
11 //` Shows the usage of wkt
12
13 #include <iostream>
14
15 #include <boost/geometry.hpp>
16 #include <boost/geometry/geometries/point_xy.hpp>
17 #include <boost/geometry/geometries/polygon.hpp>
18
main()19 int main()
20 {
21 namespace geom = boost::geometry;
22 typedef geom::model::d2::point_xy<double> point_type;
23
24 point_type point = geom::make<point_type>(3, 6);
25 geom::model::polygon<point_type> polygon;
26 geom::append(geom::exterior_ring(polygon), geom::make<point_type>(0, 0));
27 geom::append(geom::exterior_ring(polygon), geom::make<point_type>(0, 4));
28 geom::append(geom::exterior_ring(polygon), geom::make<point_type>(4, 4));
29 geom::append(geom::exterior_ring(polygon), geom::make<point_type>(4, 0));
30 geom::append(geom::exterior_ring(polygon), geom::make<point_type>(0, 0));
31
32 std::cout << boost::geometry::wkt(point) << std::endl;
33 std::cout << boost::geometry::wkt(polygon) << std::endl;
34
35 return 0;
36 }
37
38 //]
39
40
41 //[wkt_output
42 /*`
43 Output:
44 [pre
45 POINT(3 6)
46 POLYGON((0 0,0 4,4 4,4 0,0 0))
47 ]
48
49
50 */
51 //]
52