ITK  4.8.0
Insight Segmentation and Registration Toolkit
itkAttributeKeepNObjectsLabelMapFilter.h
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18 #ifndef itkAttributeKeepNObjectsLabelMapFilter_h
19 #define itkAttributeKeepNObjectsLabelMapFilter_h
20 
23 
24 namespace itk {
41 template<typename TImage, typename TAttributeAccessor=
42  typename Functor::AttributeLabelObjectAccessor< typename TImage::LabelObjectType > >
44  public InPlaceLabelMapFilter<TImage>
45 {
46 public:
52 
54  typedef TImage ImageType;
55  typedef typename ImageType::Pointer ImagePointer;
56  typedef typename ImageType::ConstPointer ImageConstPointer;
57  typedef typename ImageType::PixelType PixelType;
58  typedef typename ImageType::IndexType IndexType;
59  typedef typename ImageType::LabelObjectType LabelObjectType;
60 
61  typedef TAttributeAccessor AttributeAccessorType;
62  typedef typename AttributeAccessorType::AttributeValueType AttributeValueType;
63 
65  itkStaticConstMacro(ImageDimension, unsigned int,
66  TImage::ImageDimension);
67 
69  itkNewMacro(Self);
70 
74 
75 #ifdef ITK_USE_CONCEPT_CHECKING
76  // Begin concept checking
77 /* itkConceptMacro(InputEqualityComparableCheck,
78  (Concept::EqualityComparable<InputImagePixelType>));
79  itkConceptMacro(IntConvertibleToInputCheck,
80  (Concept::Convertible<int, InputImagePixelType>));
81  itkConceptMacro(InputOStreamWritableCheck,
82  (Concept::OStreamWritable<InputImagePixelType>));*/
83  // End concept checking
84 #endif
85 
91  itkSetMacro( ReverseOrdering, bool );
92  itkGetConstReferenceMacro( ReverseOrdering, bool );
93  itkBooleanMacro( ReverseOrdering );
95 
99  itkSetMacro( NumberOfObjects, SizeValueType );
100  itkGetConstReferenceMacro( NumberOfObjects, SizeValueType );
102 
103 protected:
106 
107  void GenerateData() ITK_OVERRIDE;
108 
109  void PrintSelf(std::ostream& os, Indent indent) const ITK_OVERRIDE;
110 
112  {
113  public:
114  bool operator()( const typename LabelObjectType::Pointer & a, const typename LabelObjectType::Pointer & b )
115  {
116  return m_Accessor( a ) < m_Accessor( b );
117  }
118  ReverseComparator() : m_Accessor() {}
119  private:
121  };
122 
124  {
125  public:
126  bool operator()( const typename LabelObjectType::Pointer & a, const typename LabelObjectType::Pointer & b )
127  {
128  return m_Accessor( a ) > m_Accessor( b );
129  }
131  private:
133  };
134 
135 private:
136  AttributeKeepNObjectsLabelMapFilter(const Self&); //purposely not implemented
137  void operator=(const Self&); //purposely not implemented
138 
141 
142 }; // end of class
143 
144 } // end namespace itk
145 
146 #ifndef ITK_MANUAL_INSTANTIATION
147 #include "itkAttributeKeepNObjectsLabelMapFilter.hxx"
148 #endif
149 
150 #endif
Light weight base class for most itk classes.
AttributeAccessorType::AttributeValueType AttributeValueType
unsigned long SizeValueType
Definition: itkIntTypes.h:143
bool operator()(const typename LabelObjectType::Pointer &a, const typename LabelObjectType::Pointer &b)
Base class for filters that takes an image as input and overwrites that image as the output...
Control indentation during Print() invocation.
Definition: itkIndent.h:49
bool operator()(const typename LabelObjectType::Pointer &a, const typename LabelObjectType::Pointer &b)
void PrintSelf(std::ostream &os, Indent indent) const override
keep N objects according to their attribute value