@@ -58,6 +58,67 struct Sort<1> { | |||
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58 | 58 | template <int Dim> |
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59 | 59 | class ArrayData { |
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60 | 60 | public: |
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61 | class IteratorValue { | |
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62 | public: | |
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63 | explicit IteratorValue(const DataContainer &container, bool begin) : m_Its{} | |
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64 | { | |
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65 | for (auto i = 0; i < container.size(); ++i) { | |
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66 | m_Its.push_back(begin ? container.at(i).cbegin() : container.at(i).cend()); | |
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67 | } | |
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68 | } | |
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69 | ||
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70 | double at(int index) const { return *m_Its.at(index); } | |
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71 | double first() const { return *m_Its.front(); } | |
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72 | ||
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73 | void next() | |
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74 | { | |
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75 | for (auto &it : m_Its) { | |
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76 | ++it; | |
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77 | } | |
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78 | } | |
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79 | ||
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80 | bool operator==(const IteratorValue &other) const { return m_Its == other.m_Its; } | |
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81 | ||
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82 | private: | |
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83 | std::vector<DataContainer::value_type::const_iterator> m_Its; | |
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84 | }; | |
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85 | ||
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86 | class Iterator { | |
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87 | public: | |
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88 | using iterator_category = std::forward_iterator_tag; | |
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89 | using value_type = const IteratorValue; | |
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90 | using difference_type = std::ptrdiff_t; | |
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91 | using pointer = value_type *; | |
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92 | using reference = value_type &; | |
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93 | ||
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94 | Iterator(const DataContainer &container, bool begin) : m_CurrentValue{container, begin} {} | |
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95 | ||
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96 | virtual ~Iterator() noexcept = default; | |
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97 | Iterator(const Iterator &) = default; | |
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98 | Iterator(Iterator &&) = default; | |
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99 | Iterator &operator=(const Iterator &) = default; | |
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100 | Iterator &operator=(Iterator &&) = default; | |
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101 | ||
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102 | Iterator &operator++() | |
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103 | { | |
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104 | m_CurrentValue.next(); | |
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105 | return *this; | |
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106 | } | |
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107 | ||
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108 | pointer operator->() const { return &m_CurrentValue; } | |
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109 | reference operator*() const { return m_CurrentValue; } | |
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110 | ||
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111 | bool operator==(const Iterator &other) const | |
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112 | { | |
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113 | return m_CurrentValue == other.m_CurrentValue; | |
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114 | } | |
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115 | ||
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116 | bool operator!=(const Iterator &other) const { return !(*this == other); } | |
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117 | ||
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118 | private: | |
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119 | IteratorValue m_CurrentValue; | |
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120 | }; | |
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121 | ||
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61 | 122 | // ///// // |
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62 | 123 | // Ctors // |
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63 | 124 | // ///// // |
@@ -184,6 +245,13 public: | |||
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184 | 245 | return arraydata_detail::Sort<Dim>::sort(m_Data, sortPermutation); |
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185 | 246 | } |
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186 | 247 | |
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248 | // ///////// // | |
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249 | // Iterators // | |
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250 | // ///////// // | |
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251 | ||
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252 | Iterator cbegin() const { return Iterator{m_Data, true}; } | |
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253 | Iterator cend() const { return Iterator{m_Data, false}; } | |
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254 | ||
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187 | 255 | // ///////////// // |
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188 | 256 | // 1-dim methods // |
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189 | 257 | // ///////////// // |
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