Chris@102: // Boost.Geometry (aka GGL, Generic Geometry Library)
Chris@102: 
Chris@102: // Copyright (c) 2015, Oracle and/or its affiliates.
Chris@102: 
Chris@102: // Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
Chris@102: 
Chris@102: // Licensed under the Boost Software License version 1.0.
Chris@102: // http://www.boost.org/users/license.html
Chris@102: 
Chris@102: #ifndef BOOST_GEOMETRY_POLICIES_IS_VALID_DEFAULT_POLICY_HPP
Chris@102: #define BOOST_GEOMETRY_POLICIES_IS_VALID_DEFAULT_POLICY_HPP
Chris@102: 
Chris@102: #include <boost/geometry/algorithms/validity_failure_type.hpp>
Chris@102: 
Chris@102: 
Chris@102: namespace boost { namespace geometry
Chris@102: {
Chris@102: 
Chris@102: 
Chris@102: template <bool AllowDuplicates = true, bool AllowSpikes = true>
Chris@102: class is_valid_default_policy
Chris@102: {
Chris@102: protected:
Chris@102:     static inline bool is_valid(validity_failure_type failure)
Chris@102:     {
Chris@102:         return failure == no_failure
Chris@102:             || (AllowDuplicates && failure == failure_duplicate_points);
Chris@102:     }
Chris@102: 
Chris@102:     static inline bool is_valid(validity_failure_type failure, bool is_linear)
Chris@102:     {
Chris@102:         return is_valid(failure)
Chris@102:             || (is_linear && AllowSpikes && failure == failure_spikes);
Chris@102:     }
Chris@102: 
Chris@102: public:
Chris@102:     template <validity_failure_type Failure>
Chris@102:     static inline bool apply()
Chris@102:     {
Chris@102:         return is_valid(Failure);
Chris@102:     }
Chris@102: 
Chris@102:     template <validity_failure_type Failure, typename Data>
Chris@102:     static inline bool apply(Data const&)
Chris@102:     {
Chris@102:         return is_valid(Failure);
Chris@102:     }
Chris@102: 
Chris@102:     template <validity_failure_type Failure, typename Data1, typename Data2>
Chris@102:     static inline bool apply(Data1 const& data1, Data2 const&)
Chris@102:     {
Chris@102:         return is_valid(Failure, data1);
Chris@102:     }
Chris@102: };
Chris@102: 
Chris@102: 
Chris@102: }} // namespace boost::geometry
Chris@102: 
Chris@102: #endif // BOOST_GEOMETRY_POLICIES_IS_VALID_DEFAULT_POLICY_HPP