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Makes random access iterators...
Alexandre Leroux -
r689:8e901fd37cbc
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@@ -93,6 +93,15 public:
93 return std::make_unique<IteratorValue<Dim, IsConst> >(*this);
93 return std::make_unique<IteratorValue<Dim, IsConst> >(*this);
94 }
94 }
95
95
96 int distance(const ArrayDataIteratorValue::Impl &other) const override try {
97 /// @todo ALX : validate
98 const auto &otherImpl = dynamic_cast<const IteratorValue &>(other);
99 return std::distance(otherImpl.m_It, m_It) / m_NbComponents;
100 }
101 catch (const std::bad_cast &) {
102 return 0;
103 }
104
96 bool equals(const ArrayDataIteratorValue::Impl &other) const override try {
105 bool equals(const ArrayDataIteratorValue::Impl &other) const override try {
97 const auto &otherImpl = dynamic_cast<const IteratorValue &>(other);
106 const auto &otherImpl = dynamic_cast<const IteratorValue &>(other);
98 return std::tie(m_It, m_NbComponents) == std::tie(otherImpl.m_It, otherImpl.m_NbComponents);
107 return std::tie(m_It, m_NbComponents) == std::tie(otherImpl.m_It, otherImpl.m_NbComponents);
@@ -101,6 +110,23 public:
101 return false;
110 return false;
102 }
111 }
103
112
113 bool lowerThan(const ArrayDataIteratorValue::Impl &other) const override try {
114 const auto &otherImpl = dynamic_cast<const IteratorValue &>(other);
115 return m_It < otherImpl.m_It;
116 }
117 catch (const std::bad_cast &) {
118 return false;
119 }
120
121 std::unique_ptr<ArrayDataIteratorValue::Impl> advance(int offset) const override
122 {
123 auto result = clone();
124 while (offset--) {
125 result->next();
126 }
127 return result;
128 }
129
104 void next() override { std::advance(m_It, m_NbComponents); }
130 void next() override { std::advance(m_It, m_NbComponents); }
105 void prev() override { std::advance(m_It, -m_NbComponents); }
131 void prev() override { std::advance(m_It, -m_NbComponents); }
106
132
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@@ -19,7 +19,10 public:
19 struct Impl {
19 struct Impl {
20 virtual ~Impl() noexcept = default;
20 virtual ~Impl() noexcept = default;
21 virtual std::unique_ptr<Impl> clone() const = 0;
21 virtual std::unique_ptr<Impl> clone() const = 0;
22 virtual int distance(const Impl &other) const = 0;
22 virtual bool equals(const Impl &other) const = 0;
23 virtual bool equals(const Impl &other) const = 0;
24 virtual bool lowerThan(const Impl &other) const = 0;
25 virtual std::unique_ptr<Impl> advance(int offset) const = 0;
23 virtual void next() = 0;
26 virtual void next() = 0;
24 virtual void prev() = 0;
27 virtual void prev() = 0;
25 virtual double at(int componentIndex) const = 0;
28 virtual double at(int componentIndex) const = 0;
@@ -35,8 +38,11 public:
35 ArrayDataIteratorValue(const ArrayDataIteratorValue &other);
38 ArrayDataIteratorValue(const ArrayDataIteratorValue &other);
36 ArrayDataIteratorValue &operator=(ArrayDataIteratorValue other);
39 ArrayDataIteratorValue &operator=(ArrayDataIteratorValue other);
37
40
41 int distance(const ArrayDataIteratorValue &other) const;
38 bool equals(const ArrayDataIteratorValue &other) const;
42 bool equals(const ArrayDataIteratorValue &other) const;
43 bool lowerThan(const ArrayDataIteratorValue &other) const;
39
44
45 ArrayDataIteratorValue advance(int offset) const;
40 /// Advances to the next value
46 /// Advances to the next value
41 void next();
47 void next();
42 /// Moves back to the previous value
48 /// Moves back to the previous value
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@@ -54,6 +54,14 public:
54 return std::make_unique<IteratorValue<Dim, IsConst> >(*this);
54 return std::make_unique<IteratorValue<Dim, IsConst> >(*this);
55 }
55 }
56
56
57 int distance(const DataSeriesIteratorValue::Impl &other) const override try {
58 const auto &otherImpl = dynamic_cast<const IteratorValue &>(other);
59 return m_XIt->distance(*otherImpl.m_XIt);
60 }
61 catch (const std::bad_cast &) {
62 return 0;
63 }
64
57 bool equals(const DataSeriesIteratorValue::Impl &other) const override try {
65 bool equals(const DataSeriesIteratorValue::Impl &other) const override try {
58 const auto &otherImpl = dynamic_cast<const IteratorValue &>(other);
66 const auto &otherImpl = dynamic_cast<const IteratorValue &>(other);
59 return std::tie(m_XIt, m_ValuesIt) == std::tie(otherImpl.m_XIt, otherImpl.m_ValuesIt);
67 return std::tie(m_XIt, m_ValuesIt) == std::tie(otherImpl.m_XIt, otherImpl.m_ValuesIt);
@@ -62,6 +70,23 public:
62 return false;
70 return false;
63 }
71 }
64
72
73 bool lowerThan(const DataSeriesIteratorValue::Impl &other) const override try {
74 const auto &otherImpl = dynamic_cast<const IteratorValue &>(other);
75 return m_XIt->lowerThan(*otherImpl.m_XIt);
76 }
77 catch (const std::bad_cast &) {
78 return false;
79 }
80
81 std::unique_ptr<DataSeriesIteratorValue::Impl> advance(int offset) const override
82 {
83 auto result = clone();
84 while (offset--) {
85 result->next();
86 }
87 return result;
88 }
89
65 void next() override
90 void next() override
66 {
91 {
67 ++m_XIt;
92 ++m_XIt;
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@@ -20,7 +20,10 public:
20 struct Impl {
20 struct Impl {
21 virtual ~Impl() noexcept = default;
21 virtual ~Impl() noexcept = default;
22 virtual std::unique_ptr<Impl> clone() const = 0;
22 virtual std::unique_ptr<Impl> clone() const = 0;
23 virtual int distance(const Impl &other) const = 0;
23 virtual bool equals(const Impl &other) const = 0;
24 virtual bool equals(const Impl &other) const = 0;
25 virtual bool lowerThan(const Impl &other) const = 0;
26 virtual std::unique_ptr<Impl> advance(int offset) const = 0;
24 virtual void next() = 0;
27 virtual void next() = 0;
25 virtual void prev() = 0;
28 virtual void prev() = 0;
26 virtual double x() const = 0;
29 virtual double x() const = 0;
@@ -37,8 +40,11 public:
37 DataSeriesIteratorValue(const DataSeriesIteratorValue &other);
40 DataSeriesIteratorValue(const DataSeriesIteratorValue &other);
38 DataSeriesIteratorValue &operator=(DataSeriesIteratorValue other);
41 DataSeriesIteratorValue &operator=(DataSeriesIteratorValue other);
39
42
43 int distance(const DataSeriesIteratorValue &other) const;
40 bool equals(const DataSeriesIteratorValue &other) const;
44 bool equals(const DataSeriesIteratorValue &other) const;
45 bool lowerThan(const DataSeriesIteratorValue &other) const;
41
46
47 DataSeriesIteratorValue advance(int offset) const;
42 /// Advances to the next value
48 /// Advances to the next value
43 void next();
49 void next();
44 /// Moves back to the previous value
50 /// Moves back to the previous value
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@@ -12,7 +12,7
12 template <typename T>
12 template <typename T>
13 class SCIQLOP_CORE_EXPORT SqpIterator {
13 class SCIQLOP_CORE_EXPORT SqpIterator {
14 public:
14 public:
15 using iterator_category = std::forward_iterator_tag;
15 using iterator_category = std::random_access_iterator_tag;
16 using value_type = const T;
16 using value_type = const T;
17 using difference_type = std::ptrdiff_t;
17 using difference_type = std::ptrdiff_t;
18 using pointer = value_type *;
18 using pointer = value_type *;
@@ -36,16 +36,72 public:
36 return *this;
36 return *this;
37 }
37 }
38
38
39 SqpIterator operator++(int)const
40 {
41 auto result = *this;
42 this->operator++();
43 return result;
44 }
45 SqpIterator operator--(int)const
46 {
47 auto result = *this;
48 this->operator--();
49 return result;
50 }
51
52 SqpIterator &operator+=(int offset)
53 {
54 if (offset >= 0) {
55 while (offset--) {
56 m_CurrentValue.next();
57 }
58 }
59 else {
60 while (offset++) {
61 m_CurrentValue.prev();
62 }
63 }
64
65 return *this;
66 }
67 SqpIterator &operator-=(int offset) { return *this += -offset; }
68
69 SqpIterator operator+(int offset) const
70 {
71 auto result = *this;
72 result += offset;
73 return result;
74 }
75 SqpIterator operator-(int offset) const
76 {
77 auto result = *this;
78 result -= offset;
79 return result;
80 }
81
82 int operator-(const SqpIterator &other) const
83 {
84 return m_CurrentValue.distance(other.m_CurrentValue);
85 }
86
39 const T *operator->() const { return &m_CurrentValue; }
87 const T *operator->() const { return &m_CurrentValue; }
40 const T &operator*() const { return m_CurrentValue; }
88 const T &operator*() const { return m_CurrentValue; }
41 T *operator->() { return &m_CurrentValue; }
89 T *operator->() { return &m_CurrentValue; }
42 T &operator*() { return m_CurrentValue; }
90 T &operator*() { return m_CurrentValue; }
91 T &operator[](int offset) const { return m_CurrentValue.advance(offset); }
43
92
44 bool operator==(const SqpIterator &other) const
93 bool operator==(const SqpIterator &other) const
45 {
94 {
46 return m_CurrentValue.equals(other.m_CurrentValue);
95 return m_CurrentValue.equals(other.m_CurrentValue);
47 }
96 }
48 bool operator!=(const SqpIterator &other) const { return !(*this == other); }
97 bool operator!=(const SqpIterator &other) const { return !(*this == other); }
98 bool operator>(const SqpIterator &other) const { return other.m_CurrentValue.lowerThan(*this); }
99 bool operator<(const SqpIterator &other) const
100 {
101 return m_CurrentValue.lowerThan(other.m_CurrentValue);
102 }
103 bool operator>=(const SqpIterator &other) const { return !(*this < other); }
104 bool operator<=(const SqpIterator &other) const { return !(*this > other); }
49
105
50 private:
106 private:
51 T m_CurrentValue;
107 T m_CurrentValue;
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@@ -16,11 +16,26 ArrayDataIteratorValue &ArrayDataIteratorValue::operator=(ArrayDataIteratorValue
16 return *this;
16 return *this;
17 }
17 }
18
18
19 int ArrayDataIteratorValue::distance(const ArrayDataIteratorValue &other) const
20 {
21 return m_Impl->distance(*other.m_Impl);
22 }
23
19 bool ArrayDataIteratorValue::equals(const ArrayDataIteratorValue &other) const
24 bool ArrayDataIteratorValue::equals(const ArrayDataIteratorValue &other) const
20 {
25 {
21 return m_Impl->equals(*other.m_Impl);
26 return m_Impl->equals(*other.m_Impl);
22 }
27 }
23
28
29 bool ArrayDataIteratorValue::lowerThan(const ArrayDataIteratorValue &other) const
30 {
31 return m_Impl->lowerThan(*other.m_Impl);
32 }
33
34 ArrayDataIteratorValue ArrayDataIteratorValue::advance(int offset) const
35 {
36 return ArrayDataIteratorValue{m_Impl->advance(offset)};
37 }
38
24 void ArrayDataIteratorValue::next()
39 void ArrayDataIteratorValue::next()
25 {
40 {
26 m_Impl->next();
41 m_Impl->next();
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@@ -17,11 +17,27 DataSeriesIteratorValue &DataSeriesIteratorValue::operator=(DataSeriesIteratorVa
17 return *this;
17 return *this;
18 }
18 }
19
19
20 int DataSeriesIteratorValue::distance(const DataSeriesIteratorValue &other) const
21 {
22 auto dist = m_Impl->distance(*other.m_Impl);
23 return m_Impl->distance(*other.m_Impl);
24 }
25
20 bool DataSeriesIteratorValue::equals(const DataSeriesIteratorValue &other) const
26 bool DataSeriesIteratorValue::equals(const DataSeriesIteratorValue &other) const
21 {
27 {
22 return m_Impl->equals(*other.m_Impl);
28 return m_Impl->equals(*other.m_Impl);
23 }
29 }
24
30
31 bool DataSeriesIteratorValue::lowerThan(const DataSeriesIteratorValue &other) const
32 {
33 return m_Impl->lowerThan(*other.m_Impl);
34 }
35
36 DataSeriesIteratorValue DataSeriesIteratorValue::advance(int offset) const
37 {
38 return DataSeriesIteratorValue{m_Impl->advance(offset)};
39 }
40
25 void DataSeriesIteratorValue::next()
41 void DataSeriesIteratorValue::next()
26 {
42 {
27 m_Impl->next();
43 m_Impl->next();
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