itkQuadEdgeMeshLineCell.h

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/*=========================================================================
 *
 *  Copyright NumFOCUS
 *
 *  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
 *
 *         https://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 itkQuadEdgeMeshLineCell_h
#define itkQuadEdgeMeshLineCell_h
 
#include "itkAutoPointer.h"
#include "itkMesh.h"
#include "itkGeometricalQuadEdge.h"
#include "itkCommonEnums.h"
 
namespace itk
{
template <typename TCellInterface>
class ITK_TEMPLATE_EXPORT QuadEdgeMeshLineCell
  : public TCellInterface
  , public TCellInterface::CellTraits::QuadEdgeType
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(QuadEdgeMeshLineCell);

  // itkCellCommonTypedefs
  using Self = QuadEdgeMeshLineCell;
  using ConstSelfAutoPointer = AutoPointer<const Self>;
  using SelfAutoPointer = AutoPointer<Self>;
  using RawPointer = Self *;
  using ConstRawPointer = const Self *;
 
  // itkCellInheritedTypedefs
  using Superclass = TCellInterface;
  using typename Superclass::PixelType;
  using CellType = typename Superclass::CellType;
  using typename Superclass::CellAutoPointer;
  using typename Superclass::CellConstAutoPointer;
  using typename Superclass::CellRawPointer;
  using typename Superclass::CellConstRawPointer;
  using CellTraits = typename Superclass::CellTraits;
  using typename Superclass::CoordinateType;
  using typename Superclass::InterpolationWeightType;
  using typename Superclass::PointIdentifier;
  using typename Superclass::CellIdentifier;
  using typename Superclass::CellFeatureIdentifier;
  using CellFeatureCount = typename Superclass::CellFeatureIdentifier;
  using typename Superclass::PointType;
  using typename Superclass::PointsContainer;
  using typename Superclass::UsingCellsContainer;
  using typename Superclass::ParametricCoordArrayType;
  using typename Superclass::ShapeFunctionsArrayType;
  static constexpr unsigned int PointDimension = Superclass::PointDimension;
  static constexpr unsigned int CellDimension = 2;

  using MultiVisitor = typename CellType::MultiVisitor;

  using PointIdIterator = typename CellTraits::PointIdIterator;
  using PointIdConstIterator = typename CellTraits::PointIdConstIterator;
  using PointIdInternalIterator = typename CellTraits::PointIdInternalIterator;
  using PointIdInternalConstIterator = typename CellTraits::PointIdInternalConstIterator;

  using QEType = typename CellTraits::QuadEdgeType;
  using VertexRefType = typename QEType::OriginRefType;
  using FaceRefType = typename QEType::DualOriginRefType;
  using PrimalDataType = typename QEType::PrimalDataType;
  using DualDataType = typename QEType::DualDataType;
  using QEDual = typename QEType::DualType;
 
public:
  itkOverrideGetNameOfClassMacro(QuadEdgeMeshLineCell);
 
  // accessor to the new QEGeom link that replaces now inheritance.
  QEType *
  GetQEGeom() const
  {
    return (m_QuadEdgeGeom);
  }
 
public:
  QuadEdgeMeshLineCell();
  ~QuadEdgeMeshLineCell() override;

  void
  SetIdent(CellIdentifier cid);
 
  CellIdentifier
  GetIdent();

  void
  Accept(CellIdentifier cellId, MultiVisitor * mv) override;
 
  CellGeometryEnum
  GetType() const override;

  static constexpr CellGeometryEnum
  GetTopologyId()
  {
    return CellGeometryEnum::LINE_CELL;
  }
 
  unsigned int
  GetDimension() const override;
 
  unsigned int
  GetNumberOfPoints() const override;
 
  CellFeatureCount
  GetNumberOfBoundaryFeatures(int dimension) const override;
 
  bool
  GetBoundaryFeature(int dimension, CellFeatureIdentifier cellId, CellAutoPointer & cell) override;

  void
  MakeCopy(CellAutoPointer & cell) const override
  {
    cell.TakeOwnership(new Self);
    cell->SetPointId(0, this->GetQEGeom()->GetOrigin());
    cell->SetPointId(1, this->GetQEGeom()->GetDestination());
  }


  void
  SetPointIds(PointIdConstIterator first) override;
 
  void
  SetPointIds(PointIdConstIterator first, PointIdConstIterator last) override;
 
  void
  SetPointId(int localId, PointIdentifier pId) override;
 
  PointIdIterator
  PointIdsBegin() override
  {
    SynchronizePointsAPI();
    return &m_PointIds[0];
  }
 
  PointIdIterator
  PointIdsEnd() override
  {
    SynchronizePointsAPI();
    return (&m_PointIds[1] + 1);
  }
 
  PointIdConstIterator
  GetPointIds() const override
  {
    SynchronizePointsAPI();
    return &m_PointIds[0];
  }
 
  PointIdConstIterator
  PointIdsBegin() const override
  {
    SynchronizePointsAPI();
    return &m_PointIds[0];
  }
 
  PointIdConstIterator
  PointIdsEnd() const override
  {
    SynchronizePointsAPI();
    return (&m_PointIds[1] + 1);
  }

  void
  SynchronizePointsAPI() const
  {
    m_PointIds[0] = GetQEGeom()->GetOrigin();
    m_PointIds[1] = GetQEGeom()->GetDestination();
  }


  virtual void
  InternalSetPointIds(PointIdInternalConstIterator first);
 
  virtual void
  InternalSetPointIds(PointIdInternalConstIterator first, PointIdInternalConstIterator last);
 
  virtual PointIdInternalIterator
  InternalPointIdsBegin();
 
  virtual PointIdInternalIterator
  InternalPointIdsEnd();
 
  virtual PointIdInternalConstIterator
  InternalGetPointIds() const;
 
  virtual PointIdInternalConstIterator
  InternalPointIdsBegin() const;
 
  virtual PointIdInternalConstIterator
  InternalPointIdsEnd() const;
 
private:
  CellIdentifier          m_Identifier{};
  QEType *                m_QuadEdgeGeom{};
  mutable PointIdentifier m_PointIds[2]{};
};
} // end namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkQuadEdgeMeshLineCell.hxx"
#endif
 
#endif