/* Copyright 2008 Intel Corporation Use, modification and distribution are subject to the Boost Software License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt). */ #ifndef BOOST_POLYGON_POLYGON_45_SET_TRAITS_HPP #define BOOST_POLYGON_POLYGON_45_SET_TRAITS_HPP namespace boost { namespace polygon{ //default definition of polygon 45 set traits works for any model of polygon 45, polygon 45 with holes or any vector or list thereof template <typename T> struct polygon_45_set_traits { typedef typename get_coordinate_type<T, typename geometry_concept<T>::type >::type coordinate_type; typedef typename get_iterator_type<T>::type iterator_type; typedef T operator_arg_type; static inline iterator_type begin(const T& polygon_set) { return get_iterator_type<T>::begin(polygon_set); } static inline iterator_type end(const T& polygon_set) { return get_iterator_type<T>::end(polygon_set); } static inline bool clean(const T& ) { return false; } static inline bool sorted(const T& ) { return false; } }; template <typename T> struct is_45_polygonal_concept { typedef gtl_no type; }; template <> struct is_45_polygonal_concept<polygon_45_concept> { typedef gtl_yes type; }; template <> struct is_45_polygonal_concept<polygon_45_with_holes_concept> { typedef gtl_yes type; }; template <> struct is_45_polygonal_concept<polygon_45_set_concept> { typedef gtl_yes type; }; template <typename T> struct is_polygon_45_set_type { typedef typename is_45_polygonal_concept<typename geometry_concept<T>::type>::type type; }; template <typename T> struct is_polygon_45_set_type<std::list<T> > { typedef typename gtl_or< typename is_45_polygonal_concept<typename geometry_concept<std::list<T> >::type>::type, typename is_45_polygonal_concept<typename geometry_concept<typename std::list<T>::value_type>::type>::type>::type type; }; template <typename T> struct is_polygon_45_set_type<std::vector<T> > { typedef typename gtl_or< typename is_45_polygonal_concept<typename geometry_concept<std::vector<T> >::type>::type, typename is_45_polygonal_concept<typename geometry_concept<typename std::vector<T>::value_type>::type>::type>::type type; }; template <typename T> struct is_mutable_polygon_45_set_type { typedef typename gtl_same_type<polygon_45_set_concept, typename geometry_concept<T>::type>::type type; }; template <typename T> struct is_mutable_polygon_45_set_type<std::list<T> > { typedef typename gtl_or< typename gtl_same_type<polygon_45_set_concept, typename geometry_concept<std::list<T> >::type>::type, typename is_45_polygonal_concept<typename geometry_concept<typename std::list<T>::value_type>::type>::type>::type type; }; template <typename T> struct is_mutable_polygon_45_set_type<std::vector<T> > { typedef typename gtl_or< typename gtl_same_type<polygon_45_set_concept, typename geometry_concept<std::vector<T> >::type>::type, typename is_45_polygonal_concept<typename geometry_concept<typename std::vector<T>::value_type>::type>::type>::type type; }; template <typename T> bool fracture_holes_45_by_concept() { return false; } template <> inline bool fracture_holes_45_by_concept<polygon_45_concept>() { return true; } template <typename T, typename iT> void get_45_polygons_T(T& t, iT begin, iT end) { typedef typename polygon_45_set_traits<T>::coordinate_type Unit; typedef typename geometry_concept<typename T::value_type>::type CType; typename polygon_45_formation<Unit>::Polygon45Formation pf(fracture_holes_45_by_concept<CType>()); //std::cout << "FORMING POLYGONS\n"; pf.scan(t, begin, end); } template <typename T> struct polygon_45_set_mutable_traits {}; template <typename T> struct polygon_45_set_mutable_traits<std::list<T> > { template <typename input_iterator_type> static inline void set(std::list<T>& polygon_set, input_iterator_type input_begin, input_iterator_type input_end) { polygon_set.clear(); polygon_45_set_data<typename polygon_45_set_traits<std::list<T> >::coordinate_type> ps; ps.insert(input_begin, input_end); ps.sort(); ps.clean(); get_45_polygons_T(polygon_set, ps.begin(), ps.end()); } }; template <typename T> struct polygon_45_set_mutable_traits<std::vector<T> > { template <typename input_iterator_type> static inline void set(std::vector<T>& polygon_set, input_iterator_type input_begin, input_iterator_type input_end) { polygon_set.clear(); polygon_45_set_data<typename polygon_45_set_traits<std::list<T> >::coordinate_type> ps; ps.insert(input_begin, input_end); ps.sort(); ps.clean(); get_45_polygons_T(polygon_set, ps.begin(), ps.end()); } }; template <typename T> struct polygon_45_set_mutable_traits<polygon_45_set_data<T> > { template <typename input_iterator_type> static inline void set(polygon_45_set_data<T>& polygon_set, input_iterator_type input_begin, input_iterator_type input_end) { polygon_set.set(input_begin, input_end); } }; template <typename T> struct polygon_45_set_traits<polygon_45_set_data<T> > { typedef typename polygon_45_set_data<T>::coordinate_type coordinate_type; typedef typename polygon_45_set_data<T>::iterator_type iterator_type; typedef typename polygon_45_set_data<T>::operator_arg_type operator_arg_type; static inline iterator_type begin(const polygon_45_set_data<T>& polygon_set) { return polygon_set.begin(); } static inline iterator_type end(const polygon_45_set_data<T>& polygon_set) { return polygon_set.end(); } static inline bool clean(const polygon_45_set_data<T>& polygon_set) { polygon_set.clean(); return true; } static inline bool sorted(const polygon_45_set_data<T>& polygon_set) { polygon_set.sort(); return true; } }; } } #endif