ImageConcatenator.h

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//# tSubImage.cc: Test program for class SubImage
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//# Associated Universities, Inc. Washington DC, USA.
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//# $Id: tSubImage.cc 20567 2009-04-09 23:12:39Z gervandiepen $

#ifndef IMAGEANALYSIS_IMAGECONCATENATOR_H
#define IMAGEANALYSIS_IMAGECONCATENATOR_H

#include <imageanalysis/ImageAnalysis/ImageTask.h>
#include <casa/namespace.h>

namespace casacore{

template <class T> class ImageConcat;
}

namespace casa {

template <class T>  class ImageConcatenator /*: public ImageTask<T>*/ {
        // <summary>
        // Top level interface for concatenating images
        // </summary>

        // <reviewed reviewer="" date="" tests="" demos="">
        // </reviewed>

        // <prerequisite>
        // </prerequisite>

        // <etymology>
        // Concatenate an image
        // </etymology>

        // <synopsis>
        // High level interface for concatenating images.
        // </synopsis>

public:

        ImageConcatenator() = delete;
        
    // <src>image</src> should be the first image in
    // the list of images to be concatenated.
    /*
        ImageConcatenator(
                SPIIT image, const casacore::String& outname, casacore::Bool overwrite
        );
    */

    ImageConcatenator(
        std::vector<casacore::String>& images,
        const casacore::String& outname, casacore::Bool overwrite
    );



        // destructor
        ~ImageConcatenator();

        // Perform the concatenation.
    // SPIIT concatenate(const std::vector<casacore::String>& imageNames);
    SPIIT concatenate();

        // Set the axis along which to do the concatenation. A negative value
        // of <src>axis</src> means use the spectral axis. An exception is thrown
        // if <src>axis</src> is negative and the image has no spectral axis.
        void setAxis(casacore::Int axis);

        void setTempClose(casacore::Bool b) { _tempClose = b; }

    void setMode(const casacore::String& mymode);

        void setRelax(casacore::Bool b) { _relax = b; }

        void setReorder(casacore::Bool b) { _reorder = b; }

        casacore::String getClass() const;

protected:
    enum MODE{
        COPYVIRTUAL,
        MOVEVIRTUAL,
        NOMOVEVIRTUAL,
        PAGED
    };

private:
    std::vector<casacore::String> _imageNames;
    casacore::String _outname;
    casacore::Bool _overwrite;
    casacore::Int _axis = -1;
    casacore::Bool _tempClose = false;
    casacore::Bool _relax = false;
    casacore::Bool _reorder = false;
    MODE _mode = PAGED;
    static const casacore::String _class;

    // returns true if world coordinate values increase
    // with pixel coordinate values
    casacore::Bool _minAxisValues(
        casacore::Double& min, const casacore::CoordinateSystem& csys,
        const casacore::IPosition& shape
    ) const;

    void _addImage(
            std::shared_ptr<casacore::ImageConcat<T>> pConcat,
            const casacore::String& name, casacore::Bool first
        ) const;

};
}

#ifndef AIPS_NO_TEMPLATE_SRC
#include <imageanalysis/ImageAnalysis/ImageConcatenator.tcc>
#endif //# AIPS_NO_TEMPLATE_SRC

#endif