itkMinimumMaximumImageCalculator.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 itkMinimumMaximumImageCalculator_h
#define itkMinimumMaximumImageCalculator_h

#include "itkObject.h"
#include "itkObjectFactory.h"

namespace itk
{
template< typename TInputImage >
class ITK_TEMPLATE_EXPORT MinimumMaximumImageCalculator:public Object
{
public:
  typedef MinimumMaximumImageCalculator Self;
  typedef Object                        Superclass;
  typedef SmartPointer< Self >          Pointer;
  typedef SmartPointer< const Self >    ConstPointer;

  itkNewMacro(Self);

  itkTypeMacro(MinimumMaximumImageCalculator, Object);

  typedef TInputImage ImageType;

  typedef typename TInputImage::Pointer ImagePointer;

  typedef typename TInputImage::ConstPointer ImageConstPointer;

  typedef typename TInputImage::PixelType PixelType;

  typedef typename TInputImage::IndexType IndexType;

  typedef typename TInputImage::RegionType RegionType;

  itkSetConstObjectMacro(Image, ImageType);

  void ComputeMinimum();

  void ComputeMaximum();

  void Compute();

  itkGetConstMacro(Minimum, PixelType);

  itkGetConstMacro(Maximum, PixelType);

  itkGetConstReferenceMacro(IndexOfMinimum, IndexType);

  itkGetConstReferenceMacro(IndexOfMaximum, IndexType);

  void SetRegion(const RegionType & region);

protected:
  MinimumMaximumImageCalculator();
  virtual ~MinimumMaximumImageCalculator() ITK_OVERRIDE {}
  virtual void PrintSelf(std::ostream & os, Indent indent) const ITK_OVERRIDE;

private:
  ITK_DISALLOW_COPY_AND_ASSIGN(MinimumMaximumImageCalculator);

  PixelType         m_Minimum;
  PixelType         m_Maximum;
  ImageConstPointer m_Image;

  IndexType m_IndexOfMinimum;
  IndexType m_IndexOfMaximum;

  RegionType m_Region;
  bool       m_RegionSetByUser;
};
} // end namespace itk

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

#endif /* itkMinimumMaximumImageCalculator_h */