1 // Boost.Geometry (aka GGL, Generic Geometry Library)
2 
3 // Copyright (c) 2014, Oracle and/or its affiliates.
4 
5 // Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
6 
7 // Licensed under the Boost Software License version 1.0.
8 // http://www.boost.org/users/license.html
9 
10 #ifndef BOOST_GEOMETRY_ALGORITHMS_DISPATCH_IS_VALID_HPP
11 #define BOOST_GEOMETRY_ALGORITHMS_DISPATCH_IS_VALID_HPP
12 
13 #include <boost/geometry/core/tag.hpp>
14 
15 #include <boost/geometry/algorithms/not_implemented.hpp>
16 
17 
18 namespace boost { namespace geometry
19 {
20 
21 #ifndef DOXYGEN_NO_DISPATCH
22 namespace dispatch
23 {
24 
25 
26 template
27 <
28     typename Geometry,
29     typename Tag = typename tag<Geometry>::type,
30     // for multi-geometries: determines if empty multi-geometries are allowed
31     bool AllowEmptyMultiGeometries = true
32 >
33 struct is_valid
34     : not_implemented<Geometry>
35 {};
36 
37 
38 } // namespace dispatch
39 #endif // DOXYGEN_NO_DISPATCH
40 
41 
42 }} // namespace boost::geometry
43 
44 #endif // BOOST_GEOMETRY_ALGORITHMS_DISPATCH_IS_VALID_HPP
45