VTK  9.2.6
vtkTypedDataArrayIterator.h
Go to the documentation of this file.
1/*=========================================================================
2
3 Program: Visualization Toolkit
4 Module: vtkTypedDataArrayIterator.h
5
6 Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
7 All rights reserved.
8 See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
9
10 This software is distributed WITHOUT ANY WARRANTY; without even
11 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
12 PURPOSE. See the above copyright notice for more information.
13
14=========================================================================*/
15
35
36#ifndef vtkTypedDataArrayIterator_h
37#define vtkTypedDataArrayIterator_h
38
39#include <iterator> // For iterator traits
40
41#include "vtkTypedDataArray.h" // For vtkTypedDataArray
42
43template <class Scalar>
45{
46public:
47 typedef std::random_access_iterator_tag iterator_category;
48 typedef Scalar value_type;
49 typedef std::ptrdiff_t difference_type;
50 typedef Scalar& reference;
51 typedef Scalar* pointer;
52
54 : Data(nullptr)
55 , Index(0)
56 {
57 }
58
60 : Data(arr)
61 , Index(index)
62 {
63 }
64
66 : Data(o.Data)
67 , Index(o.Index)
68 {
69 }
70
72 {
73 std::swap(this->Data, o.Data);
74 std::swap(this->Index, o.Index);
75 return *this;
76 }
77
79 {
80 return this->Data == o.Data && this->Index == o.Index;
81 }
82
84 {
85 return this->Data == o.Data && this->Index != o.Index;
86 }
87
89 {
90 return this->Data == o.Data && this->Index > o.Index;
91 }
92
94 {
95 return this->Data == o.Data && this->Index >= o.Index;
96 }
97
99 {
100 return this->Data == o.Data && this->Index < o.Index;
101 }
102
104 {
105 return this->Data == o.Data && this->Index <= o.Index;
106 }
107
108 Scalar& operator*() { return this->Data->GetValueReference(this->Index); }
109
110 Scalar* operator->() const { return &this->Data->GetValueReference(this->Index); }
111
112 Scalar& operator[](const difference_type& n)
113 {
114 return this->Data->GetValueReference(this->Index + n);
115 }
116
118 {
119 ++this->Index;
120 return *this;
121 }
122
124 {
125 --this->Index;
126 return *this;
127 }
128
130 {
131 return vtkTypedDataArrayIterator(this->Data, this->Index++);
132 }
133
135 {
136 return vtkTypedDataArrayIterator(this->Data, this->Index--);
137 }
138
140 {
141 return vtkTypedDataArrayIterator(this->Data, this->Index + n);
142 }
143
145 {
146 return vtkTypedDataArrayIterator(this->Data, this->Index - n);
147 }
148
150 {
151 return this->Index - other.Index;
152 }
153
155 {
156 this->Index += n;
157 return *this;
158 }
159
161 {
162 this->Index -= n;
163 return *this;
164 }
165
166private:
168 vtkIdType Index;
169};
170
171#endif // vtkTypedDataArrayIterator_h
172
173// VTK-HeaderTest-Exclude: vtkTypedDataArrayIterator.h
bool operator>=(const vtkTypedDataArrayIterator< Scalar > &o) const
vtkTypedDataArrayIterator & operator--()
vtkTypedDataArrayIterator & operator+=(const difference_type &n)
vtkTypedDataArrayIterator & operator-=(const difference_type &n)
vtkTypedDataArrayIterator operator++(int)
vtkTypedDataArrayIterator(vtkTypedDataArray< Scalar > *arr, const vtkIdType index=0)
vtkTypedDataArrayIterator operator+(const difference_type &n) const
vtkTypedDataArrayIterator operator--(int)
bool operator!=(const vtkTypedDataArrayIterator< Scalar > &o) const
Scalar & operator[](const difference_type &n)
vtkTypedDataArrayIterator(const vtkTypedDataArrayIterator &o)
bool operator==(const vtkTypedDataArrayIterator< Scalar > &o) const
bool operator<=(const vtkTypedDataArrayIterator< Scalar > &o) const
vtkTypedDataArrayIterator operator-(const difference_type &n) const
bool operator<(const vtkTypedDataArrayIterator< Scalar > &o) const
difference_type operator-(const vtkTypedDataArrayIterator &other) const
bool operator>(const vtkTypedDataArrayIterator< Scalar > &o) const
vtkTypedDataArrayIterator & operator++()
vtkTypedDataArrayIterator & operator=(vtkTypedDataArrayIterator< Scalar > o)
std::random_access_iterator_tag iterator_category
Extend vtkDataArray with abstract type-specific API.
int vtkIdType
Definition vtkType.h:332