ITK  4.1.0
Insight Segmentation and Registration Toolkit
itkAttributeUniqueLabelMapFilter.h
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00001 /*=========================================================================
00002  *
00003  *  Copyright Insight Software Consortium
00004  *
00005  *  Licensed under the Apache License, Version 2.0 (the "License");
00006  *  you may not use this file except in compliance with the License.
00007  *  You may obtain a copy of the License at
00008  *
00009  *         http://www.apache.org/licenses/LICENSE-2.0.txt
00010  *
00011  *  Unless required by applicable law or agreed to in writing, software
00012  *  distributed under the License is distributed on an "AS IS" BASIS,
00013  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00014  *  See the License for the specific language governing permissions and
00015  *  limitations under the License.
00016  *
00017  *=========================================================================*/
00018 #ifndef __itkAttributeUniqueLabelMapFilter_h
00019 #define __itkAttributeUniqueLabelMapFilter_h
00020 
00021 #include "itkInPlaceLabelMapFilter.h"
00022 #include "itkAttributeLabelObject.h"
00023 
00024 namespace itk {
00045 template<class TImage, class TAttributeAccessor=
00046     typename Functor::AttributeLabelObjectAccessor< typename TImage::LabelObjectType > >
00047 class ITK_EXPORT AttributeUniqueLabelMapFilter :
00048     public InPlaceLabelMapFilter<TImage>
00049 {
00050 public:
00052   typedef AttributeUniqueLabelMapFilter Self;
00053   typedef InPlaceLabelMapFilter<TImage> Superclass;
00054   typedef SmartPointer<Self>            Pointer;
00055   typedef SmartPointer<const Self>      ConstPointer;
00056 
00058   typedef TImage                              ImageType;
00059   typedef typename ImageType::Pointer         ImagePointer;
00060   typedef typename ImageType::ConstPointer    ImageConstPointer;
00061   typedef typename ImageType::PixelType       PixelType;
00062   typedef typename ImageType::IndexType       IndexType;
00063   typedef typename ImageType::LabelObjectType LabelObjectType;
00064 
00065   typedef TAttributeAccessor                                 AttributeAccessorType;
00066   typedef typename AttributeAccessorType::AttributeValueType AttributeValueType;
00067 
00068   typedef typename LabelObjectType::LineType  LineType;
00069 
00071   itkStaticConstMacro(ImageDimension, unsigned int,
00072                       TImage::ImageDimension);
00073 
00075   itkNewMacro(Self);
00076 
00078   itkTypeMacro(AttributeUniqueLabelMapFilter,
00079                InPlaceLabelMapFilter);
00080 
00081 #ifdef ITK_USE_CONCEPT_CHECKING
00082 
00083 /*  itkConceptMacro(InputEqualityComparableCheck,
00084     (Concept::EqualityComparable<InputImagePixelType>));
00085   itkConceptMacro(IntConvertibleToInputCheck,
00086     (Concept::Convertible<int, InputImagePixelType>));
00087   itkConceptMacro(InputOStreamWritableCheck,
00088     (Concept::OStreamWritable<InputImagePixelType>));*/
00089 
00091 #endif
00092 
00098   itkSetMacro( ReverseOrdering, bool );
00099   itkGetConstReferenceMacro( ReverseOrdering, bool );
00100   itkBooleanMacro( ReverseOrdering );
00102 
00103 protected:
00104   AttributeUniqueLabelMapFilter();
00105   ~AttributeUniqueLabelMapFilter() {};
00106 
00107   void GenerateData();
00108 
00109   void PrintSelf(std::ostream& os, Indent indent) const;
00110 
00111   bool m_ReverseOrdering;
00112 
00113 private:
00114   AttributeUniqueLabelMapFilter(const Self&); //purposely not implemented
00115   void operator=(const Self&); //purposely not implemented
00116 
00117   struct LineOfLabelObject
00118     {
00119     typedef typename LabelObjectType::LineType LineType;
00120 
00121     LineOfLabelObject( const LineType l, LabelObjectType * lo )
00122       {
00123       this->line = l;
00124       this->labelObject = lo;
00125       }
00126     LineType          line;
00127     LabelObjectType * labelObject;
00128     };
00129 
00130   class LineOfLabelObjectComparator
00131     {
00132     public:
00133       bool operator()( const LineOfLabelObject & lla, const LineOfLabelObject & llb )
00134         {
00135         for( int i=ImageDimension-1; i>=0; i-- )
00136           {
00137           if( lla.line.GetIndex()[i] > llb.line.GetIndex()[i] )
00138             {
00139             return true;
00140             }
00141           else if( lla.line.GetIndex()[i] < llb.line.GetIndex()[i] )
00142             {
00143             return false;
00144             }
00145           }
00146         return false;
00147         }
00148     };
00149 
00150 }; // end of class
00151 
00152 } // end namespace itk
00153 
00154 #ifndef ITK_MANUAL_INSTANTIATION
00155 #include "itkAttributeUniqueLabelMapFilter.hxx"
00156 #endif
00157 
00158 #endif
00159