ceph/src/boost/libs/geometry/doc/src/examples/geometries/register/multi_point.cpp

   1 // Boost.Geometry (aka GGL, Generic Geometry Library)
   2 // QuickBook Example
   3
   4 // Copyright (c) 2011-2012 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 //[register_multi_point
  11 //` Show the use of the macro BOOST_GEOMETRY_REGISTER_MULTI_POINT
  12
  13 #include <iostream>
  14 #include <boost/geometry.hpp>
  15 #include <boost/geometry/geometries/adapted/boost_tuple.hpp>
  16 #include <boost/geometry/geometries/register/multi_point.hpp>
  17
  18 typedef boost::tuple<float, float> point_type;
  19
  20 BOOST_GEOMETRY_REGISTER_BOOST_TUPLE_CS(cs::cartesian)
  21 BOOST_GEOMETRY_REGISTER_MULTI_POINT(std::deque< ::point_type >)
  22
  23 int main()
  24 {
  25     // Normal usage of std::
  26     std::deque<point_type> multi_point;
  27     multi_point.push_back(point_type(1, 1));
  28     multi_point.push_back(point_type(3, 2));
  29
  30     // Usage of Boost.Geometry
  31     std::cout << "WKT: "  << boost::geometry::wkt(multi_point) << std::endl;
  32
  33     return 0;
  34 }
  35
  36 //]
  37
  38
  39 //[register_multi_point_output
  40 /*`
  41 Output:
  42 [pre
  43 WKT: MULTIPOINT((1 1),(3 2))
  44 ]
  45 */
  46 //]