sitkImageFileWriter.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 sitkImageFileWriter_h
#define sitkImageFileWriter_h

#include "sitkMacro.h"
#include "sitkImage.h"
#include "sitkMemberFunctionFactory.h"
#include "sitkIO.h"
#include "sitkProcessObject.h"

#include <memory>

namespace itk {

// Forward decalaration for pointer
class ImageIOBase;

template<class T>
class SmartPointer;

  namespace simple {

    class SITKIO_EXPORT ImageFileWriter  :
      public ProcessObject
    {
    public:
      typedef ImageFileWriter Self;

      // list of pixel types supported
      typedef NonLabelPixelIDTypeList PixelIDTypeList;

      ImageFileWriter( void );

      virtual std::string ToString() const;

      virtual std::string GetName() const { return std::string("ImageFileWriter"); }

      SITK_RETURN_SELF_TYPE_HEADER SetUseCompression( bool UseCompression );
      bool GetUseCompression( void ) const;

      SITK_RETURN_SELF_TYPE_HEADER UseCompressionOn( void ) { return this->SetUseCompression(true); }
      SITK_RETURN_SELF_TYPE_HEADER UseCompressionOff( void ) { return this->SetUseCompression(false); }
      SITK_RETURN_SELF_TYPE_HEADER SetKeepOriginalImageUID( bool KeepOriginalImageUID );
      bool GetKeepOriginalImageUID( void ) const;

      SITK_RETURN_SELF_TYPE_HEADER KeepOriginalImageUIDOn( void ) { return this->SetKeepOriginalImageUID(true); }
      SITK_RETURN_SELF_TYPE_HEADER KeepOriginalImageUIDOff( void ) { return this->SetKeepOriginalImageUID(false); }
      SITK_RETURN_SELF_TYPE_HEADER SetFileName ( const std::string &fileName );
      std::string GetFileName() const;

      SITK_RETURN_SELF_TYPE_HEADER Execute ( const Image& );
      SITK_RETURN_SELF_TYPE_HEADER Execute ( const Image& , const std::string &inFileName, bool inUseCompression );

    private:

      itk::SmartPointer<ImageIOBase> GetImageIOBase(const std::string &fileName);

      template <class T> Self& ExecuteInternal ( const Image& );

      bool m_UseCompression;
      std::string m_FileName;
      bool m_KeepOriginalImageUID;

      // function pointer type
      typedef Self& (Self::*MemberFunctionType)( const Image& );

      // friend to get access to executeInternal member
      friend struct detail::MemberFunctionAddressor<MemberFunctionType>;

      nsstd::auto_ptr<detail::MemberFunctionFactory<MemberFunctionType> > m_MemberFactory;

    };

  SITKIO_EXPORT void WriteImage ( const Image& image, const std::string &fileName, bool useCompression=false );
  }
}

#endif