itkPointBasedSpatialObject.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 itkPointBasedSpatialObject_h
#define itkPointBasedSpatialObject_h
 
#include "itkSpatialObject.h"
#include "itkSpatialObjectPoint.h"
 
namespace itk
{
 
template <unsigned int TDimension = 3, class TSpatialObjectPointType = SpatialObjectPoint<TDimension>>
class ITK_TEMPLATE_EXPORT PointBasedSpatialObject : public SpatialObject<TDimension>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(PointBasedSpatialObject);
 
  using Self = PointBasedSpatialObject;
  using Superclass = SpatialObject<TDimension>;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;
 
  using ScalarType = double;
 
  using SpatialObjectPointType = TSpatialObjectPointType;
  using SpatialObjectPointListType = std::vector<SpatialObjectPointType>;
 
  using typename Superclass::PointType;
  using typename Superclass::TransformType;
  using typename Superclass::VectorType;
  using typename Superclass::CovariantVectorType;
  using typename Superclass::BoundingBoxType;
  itkNewMacro(Self);

  itkOverrideGetNameOfClassMacro(PointBasedSpatialObject);

  void
  Clear() override;

  virtual void
  AddPoint(const SpatialObjectPointType & newPoint);

  virtual void
  RemovePoint(IdentifierType id);

  virtual void
  SetPoints(const SpatialObjectPointListType & newPoints);

  virtual SpatialObjectPointListType &
  GetPoints()
  {
    return m_Points;
  }

  virtual const SpatialObjectPointListType &
  GetPoints() const
  {
    return m_Points;
  }

  virtual const SpatialObjectPointType *
  GetPoint(IdentifierType id) const
  {
    return &(m_Points[id]);
  }
 
  virtual SpatialObjectPointType *
  GetPoint(IdentifierType id)
  {
    return &(m_Points[id]);
  }

  virtual SizeValueType
  GetNumberOfPoints() const
  {
    return static_cast<SizeValueType>(m_Points.size());
  }

  TSpatialObjectPointType
  ClosestPointInWorldSpace(const PointType & point) const;

  TSpatialObjectPointType
  ClosestPointInObjectSpace(const PointType & point) const;

  bool
  IsInsideInObjectSpace(const PointType & point) const override;
 
  /* Avoid hiding the overload that supports depth and name arguments */
  using Superclass::IsInsideInObjectSpace;
 
protected:
  void
  ComputeMyBoundingBox() override;
 
  PointBasedSpatialObject();
  ~PointBasedSpatialObject() override = default;
 
  SpatialObjectPointListType m_Points{};

  void
  PrintSelf(std::ostream & os, Indent indent) const override;
 
  typename LightObject::Pointer
  InternalClone() const override;
};
} // end namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkPointBasedSpatialObject.hxx"
#endif
 
#endif // itkPointBasedSpatialObject_h