itkNarrowBand.h

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/*=========================================================================
 *
 *  Copyright Insight Software Consortium
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0.txt
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *=========================================================================*/
#ifndef itkNarrowBand_h
#define itkNarrowBand_h

#include "itkLightObject.h"
#include "itkObjectFactory.h"
#include "itkNumericTraits.h"
#include <vector>

namespace itk
{
template< typename TIndexType, typename TDataType >
class ITK_TEMPLATE_EXPORT BandNode
{
public:
  TDataType   m_Data;
  TIndexType  m_Index;
  signed char m_NodeState{0};
  BandNode() :
    m_Data(NumericTraits<TDataType>::ZeroValue())
  {}
};

template< typename NodeType >
class ITK_TEMPLATE_EXPORT NarrowBand:public LightObject
{
public:
  ITK_DISALLOW_COPY_AND_ASSIGN(NarrowBand);

  using Self = NarrowBand;
  using Superclass = LightObject;
  using Pointer = SmartPointer< Self >;
  using ConstPointer = SmartPointer< const Self >;

  itkNewMacro(Self);

  itkTypeMacro(NarrowBand, LightObject);

  using NodeContainerType = std::vector< NodeType >;
  using SizeType = typename NodeContainerType::size_type;
  using ConstIterator = typename NodeContainerType::const_iterator;
  using Iterator = typename NodeContainerType::iterator;

  typedef struct RegionStruct {
    Iterator Begin;
    Iterator End;
  } RegionType;

#if !defined( ITK_WRAPPING_PARSER )
  std::vector< RegionType > SplitBand(const SizeType&);

#endif

  Iterator Begin()
  {
    return m_NodeContainer.begin();
  }

  ConstIterator Begin() const
  {
    return m_NodeContainer.begin();
  }

  Iterator End()
  {
    return m_NodeContainer.end();
  }

  ConstIterator End() const
  {
    return m_NodeContainer.end();
  }

  SizeType Size() const
  {
    return m_NodeContainer.size();
  }

  bool Empty() const
  {
    return m_NodeContainer.empty();
  }

  void Clear()
  {
    m_NodeContainer.clear();
  }

  void Reserve(SizeType n)
  {
    m_NodeContainer.reserve(n);
  }

  void PushBack(const NodeType & n)
  {
    m_NodeContainer.push_back(n);
  }

  void PopBack()
  {
    m_NodeContainer.pop_back();
  }

  void Resize(SizeType n)
  {
    m_NodeContainer.resize(n);
  }

  NodeType & operator[](SizeType n)
  {
    return m_NodeContainer[n];
  }

  const NodeType & operator[](SizeType n) const
  {
    return m_NodeContainer[n];
  }

  void SetTotalRadius(const float& val) { m_TotalRadius = val; }

  float GetTotalRadius() const { return m_TotalRadius; }

  void SetInnerRadius(const float& val) { m_InnerRadius = val; }

  float GetInnerRadius() const { return m_InnerRadius; }

protected:
  NarrowBand()  {}

  float m_TotalRadius{ 0.0 };
  float m_InnerRadius{ 0.0 };

private:
  NodeContainerType m_NodeContainer;
};
} // end namespace itk

#ifndef ITK_MANUAL_INSTANTIATION
#include "itkNarrowBand.hxx"
#endif

#endif