sitkSimilarity2DTransform.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
 *
 *         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 sitkSimilarity2DTransform_h
#define sitkSimilarity2DTransform_h
 
#include "sitkCommon.h"
#include "sitkTransform.h"
 
namespace itk::simple
{

class SITKCommon_EXPORT Similarity2DTransform : public Transform
{
public:
  using Self = Similarity2DTransform;
  using Superclass = Transform;
 
  ~Similarity2DTransform() override;
 
  // construct identity
  Similarity2DTransform();
 
  explicit Similarity2DTransform(double                      scaleFactor,
                                 double                      angle = 0.0,
                                 const std::vector<double> & translation = std::vector<double>(2, 0.0),
                                 const std::vector<double> & fixedCenter = std::vector<double>(2, 0.0));
 
  Similarity2DTransform(const Similarity2DTransform &);
 
  explicit Similarity2DTransform(const Transform &);
 
  Similarity2DTransform &
  operator=(const Similarity2DTransform &);

  std::string
  GetName() const override
  {
    return std::string("Similarity2DTransform");
  }

  SITK_RETURN_SELF_TYPE_HEADER
  SetCenter(const std::vector<double> & params);
  std::vector<double>
  GetCenter() const;

  SITK_RETURN_SELF_TYPE_HEADER
  SetAngle(double angle);
  double
  GetAngle() const;
 
  std::vector<double>
  GetTranslation() const;
  SITK_RETURN_SELF_TYPE_HEADER
  SetTranslation(const std::vector<double> & translation);
 
  SITK_RETURN_SELF_TYPE_HEADER
  SetScale(double scale);
  double
  GetScale() const;

  std::vector<double>
  GetMatrix() const;
  SITK_RETURN_SELF_TYPE_HEADER
  SetMatrix(const std::vector<double> & matrix, double tolerance = 1e-10);
 
protected:
  void
  SetPimpleTransform(std::unique_ptr<PimpleTransformBase> && pimpleTransform) override;
 
private:
  void
  InternalInitialization(itk::TransformBase * transform);
 
  template <typename TransformType>
  void
  InternalInitialization(TransformType * transform);
 
  std::function<void(const std::vector<double> &)>         m_pfSetCenter;
  std::function<std::vector<double>()>                     m_pfGetCenter;
  std::function<void(double)>                              m_pfSetAngle;
  std::function<double()>                                  m_pfGetAngle;
  std::function<void(const std::vector<double> &)>         m_pfSetTranslation;
  std::function<std::vector<double>()>                     m_pfGetTranslation;
  std::function<void(double)>                              m_pfSetScale;
  std::function<double()>                                  m_pfGetScale;
  std::function<std::vector<double>()>                     m_pfGetMatrix;
  std::function<void(const std::vector<double> &, double)> m_pfSetMatrix;
};
 
} // namespace itk::simple
 
#endif // sitkSimilarity2DTransform_h