ITK  4.4.0
Insight Segmentation and Registration Toolkit
itkDataObjectConstIterator.h
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1 /*=========================================================================
2  *
3  * Copyright Insight Software Consortium
4  *
5  * Licensed under the Apache License, Version 2.0 (the "License");
6  * you may not use this file except in compliance with the License.
7  * You may obtain a copy of the License at
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14  * See the License for the specific language governing permissions and
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16  *
17  *=========================================================================*/
18 #ifndef __itkDataObjectConstIterator_h
19 #define __itkDataObjectConstIterator_h
20 
21 #include "itkProcessObject.h"
22 
23 namespace itk
24 {
31 {
32 public:
33 
35 
37 
39  {
40  m_Iterator = iter.m_Iterator;
41  m_Begin = iter.m_Begin;
42  m_End = iter.m_End;
43  }
44 
46  {
47  if(this != &iter)
48  {
49  m_Iterator = iter.m_Iterator;
50  m_Begin = iter.m_Begin;
51  m_End = iter.m_End;
52  }
53  return *this;
54  }
55 
56  const DataObject * GetDataObject() const
57  {
58  return m_Iterator->second;
59  }
60 
62  {
63  return m_Iterator->first;
64  }
65 
67  {
68  DataObjectConstIterator tmp = *this;
69  ++(*this);
70  return tmp;
71  }
72 
74  {
75  ++m_Iterator;
76  return *this;
77  }
78 
79  bool operator==(const DataObjectConstIterator & iter) const
80  {
81  return m_Iterator == iter.m_Iterator && m_Begin == iter.m_Begin && m_End == iter.m_End;
82  }
83 
84  bool operator!=(const DataObjectConstIterator & iter) const
85  {
86  return !( *this == iter );
87  }
88 
89  void GoToBegin()
90  {
92  }
93 
94  bool IsAtEnd() const
95  {
96  return m_Iterator == m_End;
97  }
98 
99 protected:
100  typedef ProcessObject::DataObjectPointerMap::const_iterator InternalIteratorType;
104 };
105 }
106 #endif
107