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set_next.hpp
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00001 /* 00002 Copyright 2005-2007 Adobe Systems Incorporated 00003 Distributed under the MIT License (see accompanying file LICENSE_1_0_0.txt 00004 or a copy at http://stlab.adobe.com/licenses.html) 00005 */ 00006 /*************************************************************************************************/ 00007 00008 #ifndef ADOBE_ITERATOR_SET_NEXT_HPP 00009 #define ADOBE_ITERATOR_SET_NEXT_HPP 00010 00011 #include <adobe/config.hpp> 00012 00013 #include <boost/next_prior.hpp> 00014 00015 /*************************************************************************************************/ 00016 00017 namespace adobe { 00018 00019 namespace unsafe { 00020 00025 /* 00026 Example: 00027 00028 template <> 00029 stuct set_next_fn<T> 00030 { 00031 void operator()(T x, T y) const 00032 { 00033 //... 00034 } 00035 }; 00036 */ 00037 00038 template <typename I> // I models NodeIterator 00039 struct set_next_fn; // Must be specialized 00040 00041 /*************************************************************************************************/ 00042 00043 template <typename I> // I models NodeIterator 00044 inline void set_next(I x, I y) 00045 { 00046 set_next_fn<I>()(x, y); 00047 } 00048 00049 /*************************************************************************************************/ 00050 00051 /* 00052 location: a valid forward node iterator 00053 first and last - two valid node iterators 00054 00055 postcondition: location->first...last->next(location) 00056 */ 00057 00058 template <typename I> // T models ForwardNodeIterator 00059 inline void splice_node_range(I location, I first, I last) 00060 { 00061 I successor(boost::next(location)); 00062 set_next(location, first); 00063 set_next(last, successor); 00064 } 00065 00066 template <typename I> // I models ForwardNodeIterator 00067 inline void skip_next_node(I location) 00068 { set_next(location, boost::next(boost::next(location))); } 00069 00070 template <typename I> // I models BidirectionalNodeIterator 00071 inline void skip_node(I location) 00072 { set_next(boost::prior(location), boost::next(location)); } 00073 00075 00076 /*************************************************************************************************/ 00077 00078 } // namespace unsafe 00079 00080 } // namespace adobe 00081 00082 /*************************************************************************************************/ 00083 00084 // ADOBE_ITERATOR_SET_NEXT_HPP 00085 #endif | ||||||
