| [6e97e5] | 1 | /* | 
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|  | 2 | * SelectiveIterator_impl.hpp | 
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|  | 3 | * | 
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|  | 4 | *  Created on: Mar 17, 2010 | 
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|  | 5 | *      Author: crueger | 
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|  | 6 | */ | 
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|  | 7 |  | 
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|  | 8 | #ifndef SELECTIVEITERATOR_IMPL_HPP_ | 
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|  | 9 | #define SELECTIVEITERATOR_IMPL_HPP_ | 
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|  | 10 |  | 
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| [56f73b] | 11 | // include config.h | 
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|  | 12 | #ifdef HAVE_CONFIG_H | 
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|  | 13 | #include <config.h> | 
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|  | 14 | #endif | 
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|  | 15 |  | 
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|  | 16 |  | 
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| [952f38] | 17 | #include "Helpers/helpers.hpp" | 
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| [6e97e5] | 18 |  | 
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|  | 19 | template<class _Target, | 
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|  | 20 | class _Container, | 
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|  | 21 | class _Descriptor> | 
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|  | 22 | SelectiveIterator<_Target,_Container,_Descriptor>::SelectiveIterator(_Descriptor _descr, _Container &_content) : | 
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|  | 23 | descr(_descr.get_impl()), | 
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|  | 24 | index(0), | 
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|  | 25 | content(_content) | 
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|  | 26 | { | 
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|  | 27 | state = content.begin(); | 
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|  | 28 | advanceState(); | 
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|  | 29 | } | 
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|  | 30 |  | 
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|  | 31 | template<class _Target, | 
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|  | 32 | class _Container, | 
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|  | 33 | class _Descriptor> | 
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|  | 34 | SelectiveIterator<_Target,_Container,_Descriptor>::SelectiveIterator(_Descriptor _descr, _Container &_content, SelectiveIterator<_Target,_Container,_Descriptor>::Iter _state) : | 
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|  | 35 | state(_state), | 
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|  | 36 | descr(_descr.get_impl()), | 
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|  | 37 | index(0), | 
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|  | 38 | content(_content) | 
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|  | 39 | { | 
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|  | 40 | advanceState(); | 
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|  | 41 | } | 
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|  | 42 |  | 
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|  | 43 | template<class _Target, | 
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|  | 44 | class _Container, | 
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|  | 45 | class _Descriptor> | 
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|  | 46 | SelectiveIterator<_Target,_Container,_Descriptor>::SelectiveIterator(const SelectiveIterator<_Target,_Container,_Descriptor>& rhs) : | 
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|  | 47 | state(rhs.state), | 
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|  | 48 | descr(rhs.descr), | 
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|  | 49 | index(rhs.index), | 
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|  | 50 | content(rhs.content) | 
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|  | 51 | {} | 
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|  | 52 |  | 
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|  | 53 | template<class _Target, | 
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|  | 54 | class _Container, | 
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|  | 55 | class _Descriptor> | 
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|  | 56 | SelectiveIterator<_Target,_Container,_Descriptor>& SelectiveIterator<_Target,_Container,_Descriptor>::operator=(const SelectiveIterator<_Target,_Container,_Descriptor>& rhs) | 
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|  | 57 | { | 
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|  | 58 | if(&rhs!=this){ | 
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|  | 59 | state=rhs.state; | 
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|  | 60 | descr=rhs.descr; | 
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|  | 61 | index=rhs.index; | 
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|  | 62 | } | 
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|  | 63 | return *this; | 
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|  | 64 | } | 
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|  | 65 |  | 
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|  | 66 | template<class _Target, | 
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|  | 67 | class _Container, | 
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|  | 68 | class _Descriptor> | 
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|  | 69 | SelectiveIterator<_Target,_Container,_Descriptor>& | 
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|  | 70 | SelectiveIterator<_Target,_Container,_Descriptor>::operator++(){ | 
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|  | 71 | ++state; | 
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|  | 72 | ++index; | 
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|  | 73 | advanceState(); | 
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|  | 74 | return *this; | 
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|  | 75 | } | 
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|  | 76 |  | 
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|  | 77 | template<class _Target, | 
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|  | 78 | class _Container, | 
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|  | 79 | class _Descriptor> | 
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|  | 80 | SelectiveIterator<_Target,_Container,_Descriptor> SelectiveIterator<_Target,_Container,_Descriptor>::operator++(int){ | 
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|  | 81 | SelectiveIterator<_Target,_Container,_Descriptor> res = SelectiveIterator<_Target,_Container,_Descriptor>(*this); | 
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|  | 82 | ++(*this); | 
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|  | 83 | return res; | 
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|  | 84 | } | 
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|  | 85 |  | 
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|  | 86 | template<class _Target, | 
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|  | 87 | class _Container, | 
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|  | 88 | class _Descriptor> | 
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|  | 89 | bool | 
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|  | 90 | SelectiveIterator<_Target,_Container,_Descriptor>::operator==(const SelectiveIterator<_Target,_Container,_Descriptor>& rhs){ | 
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|  | 91 | return state==rhs.state; | 
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|  | 92 | } | 
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|  | 93 |  | 
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|  | 94 | template<class _Target, | 
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|  | 95 | class _Container, | 
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|  | 96 | class _Descriptor> | 
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|  | 97 | bool | 
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|  | 98 | SelectiveIterator<_Target,_Container,_Descriptor>::operator!=(const SelectiveIterator<_Target,_Container,_Descriptor>& rhs){ | 
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|  | 99 | return state!=rhs.state; | 
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|  | 100 | } | 
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|  | 101 |  | 
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|  | 102 | template<class _Target, | 
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|  | 103 | class _Container, | 
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|  | 104 | class _Descriptor> | 
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|  | 105 | typename SelectiveIterator<_Target,_Container,_Descriptor>::Target | 
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|  | 106 | SelectiveIterator<_Target,_Container,_Descriptor>::operator*(){ | 
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|  | 107 | return _take<_Target,value_type>::get(*state); | 
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|  | 108 | } | 
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|  | 109 |  | 
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|  | 110 | template<class _Target, | 
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|  | 111 | class _Container, | 
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|  | 112 | class _Descriptor> | 
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|  | 113 | void | 
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|  | 114 | SelectiveIterator<_Target,_Container,_Descriptor>::advanceState(){ | 
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|  | 115 | // go forward until we have a matching atom or the end is reached | 
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|  | 116 | while((state!=content.end()) && (!descr->predicate(*state))){ | 
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|  | 117 | ++state; | 
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|  | 118 | ++index; | 
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|  | 119 | } | 
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|  | 120 | } | 
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|  | 121 |  | 
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|  | 122 | template<class _Target, | 
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|  | 123 | class _Container, | 
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|  | 124 | class _Descriptor> | 
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|  | 125 | int | 
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|  | 126 | SelectiveIterator<_Target,_Container,_Descriptor>::getCount(){ | 
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|  | 127 | return index; | 
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|  | 128 | } | 
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|  | 129 |  | 
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|  | 130 |  | 
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|  | 131 | #define CONSTRUCT_SELECTIVE_ITERATOR(_Target,_Container,_Descriptor) \ | 
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|  | 132 | template SelectiveIterator<_Target,_Container,_Descriptor>::SelectiveIterator(_Descriptor, _Container&); \ | 
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|  | 133 | template SelectiveIterator<_Target,_Container,_Descriptor>::SelectiveIterator(_Descriptor, _Container&, SelectiveIterator<_Target,_Container,_Descriptor>::Iter); \ | 
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|  | 134 | template SelectiveIterator<_Target,_Container,_Descriptor>::SelectiveIterator(const SelectiveIterator<_Target,_Container,_Descriptor>&); \ | 
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|  | 135 | template SelectiveIterator<_Target,_Container,_Descriptor>& SelectiveIterator<_Target,_Container,_Descriptor>::operator=(const SelectiveIterator<_Target,_Container,_Descriptor>&); \ | 
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|  | 136 | template SelectiveIterator<_Target,_Container,_Descriptor>& SelectiveIterator<_Target,_Container,_Descriptor>::operator++(); \ | 
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|  | 137 | template SelectiveIterator<_Target,_Container,_Descriptor> SelectiveIterator<_Target,_Container,_Descriptor>::operator++(int); \ | 
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|  | 138 | template bool SelectiveIterator<_Target,_Container,_Descriptor>::operator==(const SelectiveIterator<_Target,_Container,_Descriptor>&); \ | 
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|  | 139 | template bool SelectiveIterator<_Target,_Container,_Descriptor>::operator!=(const SelectiveIterator<_Target,_Container,_Descriptor>&); \ | 
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|  | 140 | template SelectiveIterator<_Target,_Container,_Descriptor>::Target SelectiveIterator<_Target,_Container,_Descriptor>::operator*(); \ | 
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|  | 141 | template int SelectiveIterator<_Target,_Container,_Descriptor>::getCount(); | 
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|  | 142 |  | 
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|  | 143 | #endif /* SELECTIVEITERATOR_IMPL_HPP_ */ | 
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