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/Src/Dependencies/Boost/libs/geometry/doc/src/examples/geometries/adapted/boost_range/sliced.cpp

http://hadesmem.googlecode.com/
C++ | 50 lines | 20 code | 13 blank | 17 comment | 0 complexity | 61470ccd6e818031636a65c31f7dffb5 MD5 | raw file
 1// Boost.Geometry (aka GGL, Generic Geometry Library)
 2// QuickBook Example
 3
 4// Copyright (c) 2011 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//[boost_range_sliced
11//` Shows how to use a Boost.Geometry linestring, sliced by Boost.Range adaptor
12
13#include <iostream>
14
15#include <boost/assign.hpp>
16
17#include <boost/geometry.hpp>
18#include <boost/geometry/geometries/linestring.hpp>
19#include <boost/geometry/geometries/point_xy.hpp>
20#include <boost/geometry/geometries/adapted/boost_range/sliced.hpp>
21
22
23int main()
24{
25    using namespace boost::assign;
26    
27    typedef boost::geometry::model::d2::point_xy<int> xy;
28    boost::geometry::model::linestring<xy> line;
29    line += xy(0, 0);
30    line += xy(1, 1);
31    line += xy(2, 2);
32    line += xy(3, 3);
33    line += xy(4, 4);
34    
35    std::cout 
36        << boost::geometry::dsv(line | boost::adaptors::sliced(1, 3)) << std::endl;
37
38    return 0;
39}
40
41//]
42
43//[boost_range_sliced_output
44/*`
45Output:
46[pre
47((1, 1), (2, 2))
48]
49*/
50//]