itkSpatialObjectPoint.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 itkSpatialObjectPoint_h
#define itkSpatialObjectPoint_h

#include "itkSpatialObject.h"

#include "itkPoint.h"
#include "vnl/vnl_vector_fixed.h"
#include "itkRGBAPixel.h"


namespace itk
{
template < unsigned int TDimension, class TSpatialObjectPointType>
class PointBasedSpatialObject;

template< unsigned int TPointDimension = 3>
class ITK_TEMPLATE_EXPORT SpatialObjectPoint
{
public:

  SpatialObjectPoint();

  virtual ~SpatialObjectPoint() = default;

  using Self = SpatialObjectPoint;

  using SpatialObjectType = SpatialObject<TPointDimension>;

  using PointType = Point< double, TPointDimension >;
  using VectorType = vnl_vector< double >;
  using ColorType = RGBAPixel< double >;

  void SetId( int id )
  { m_Id = id; }

  int GetId() const
  { return m_Id; }

  void SetPositionInObjectSpace(const PointType & newPositionInObjectSpace)
  { m_PositionInObjectSpace = newPositionInObjectSpace; }

  template <typename... TCoordinate>
  void SetPositionInObjectSpace(
    const double firstCoordinate,
    const TCoordinate... otherCoordinate)
    {
    static_assert((1 + sizeof...(otherCoordinate)) == TPointDimension,
      "The number of coordinates must be equal to the dimensionality!");
    const double coordinates[] =
      {
      firstCoordinate, static_cast<double>(otherCoordinate)...
      };
    m_PositionInObjectSpace = coordinates;
    }

  const PointType & GetPositionInObjectSpace() const
  { return m_PositionInObjectSpace; }

  void SetSpatialObject( SpatialObjectType * so )
  { m_SpatialObject = so; }

  void SetPositionInWorldSpace( const PointType & point );

  PointType GetPositionInWorldSpace() const;

  Self & operator=(const SpatialObjectPoint & rhs );

  void SetColor( ColorType color )
  { m_Color = color; }

  ColorType GetColor() const
  { return m_Color; }

  void SetColor(double r, double g, double b, double a = 1);

  void SetRed(double r)
  { m_Color.SetRed( r ); }

  double GetRed() const
  { return m_Color.GetRed(); }

  void SetGreen(double g)
  { m_Color.SetGreen( g ); }

  double GetGreen() const
  { return m_Color.GetGreen(); }

  void SetBlue(double b)
  { m_Color.SetBlue( b ); }

  double GetBlue() const
  { return m_Color.GetBlue(); }

  void SetAlpha(double a)
  { m_Color.SetAlpha( a ); }

  double GetAlpha() const
  { return m_Color.GetAlpha(); }

  void Print(std::ostream & os) const
  { this->PrintSelf( os, 3 ); }

protected:

  virtual void PrintSelf(std::ostream & os, Indent indent) const;

  int m_Id;

  PointType m_PositionInObjectSpace;

  ColorType m_Color;

  typename SpatialObjectType::Pointer m_SpatialObject;
};

} // end of namespace itk

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

#endif // itkSpatialObjectPoint_h