//# Copyright (C) 1996,1997,1998,1999,2000,2001,2002,2003
//# Associated Universities, Inc. Washington DC, USA.
//#
//# This library is free software; you can redistribute it and/or modify it
//# under the terms of the GNU Library General Public License as published by
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//#
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//# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
//# License for more details.
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//# Inc., 675 Massachusetts Ave, Cambridge, MA 02139, USA.
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//#        Postal address: AIPS++ Project Office
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#ifndef IMAGES_SEPIMAGECONVOLVERTASK_H
#define IMAGES_SEPIMAGECONVOLVERTASK_H

#include <imageanalysis/ImageAnalysis/ImageTask.h>

#include <casacore/casa/aips.h>

namespace casa {

// <summary>
// This class is the high level interface to image convolving
// </summary>

// <use visibility=export>

// <reviewed reviewer="" date="yyyy/mm/dd" tests="" demos="">
// </reviewed>

// <prerequisite>
//   <li> <linkto class="casacore::ImageInterface">casacore::ImageInterface</linkto>
//   <li> <linkto class="casacore::Convolver">casacore::Convolver</linkto>
// </prerequisite>

// <etymology>
// This class is the high level interface to image convolving
// </etymology>

// <synopsis>
// This class is the high level interface to image convolving
// </synopsis>

// <example>
// <srcBlock>
// </srcBlock>
// </example>

// <motivation>
// Convolution is a standard image processing requirement.
// </motivation>

// <todo asof="2001/08/28">
//   <li> 
// </todo>

template <class T> class SepImageConvolverTask : public ImageTask<T> {
public:

	const static casacore::String CLASS_NAME;

	SepImageConvolverTask() = delete;

	SepImageConvolverTask(
		const SPCIIT image, const casacore::Record *const &regionPtr,
	    const casacore::String& mask, const casacore::String& outname, const casacore::Bool overwrite
	);
	
    SepImageConvolverTask(const SepImageConvolverTask<T> &other) = delete;

	~SepImageConvolverTask() {}

	SepImageConvolverTask &operator=(const SepImageConvolverTask<T> &other) = delete;

	SPIIT convolve();

	void setKernels(const casacore::Vector<casacore::String>& kernels) { _kernels.assign(kernels); }

	void setKernelWidths(const casacore::Vector<casacore::Quantity>& kernelwidths) { _kernelWidths.assign(kernelwidths); }

	void setScale(casacore::Double d) { _scale = d; }

	void setSmoothAxes(const casacore::Vector<casacore::Int>& axes) { _axes.assign(axes); }

	casacore::String getClass() const { return CLASS_NAME; }

protected:

   	CasacRegionManager::StokesControl _getStokesControl() const {
   		return CasacRegionManager::USE_ALL_STOKES;
   	}

    std::vector<casacore::Coordinate::Type> _getNecessaryCoordinates() const {
    	return std::vector<casacore::Coordinate::Type>();
    }

    inline casacore::Bool _supportsMultipleRegions() const {return true;}

private:
    casacore::Vector<casacore::String> _kernels;
    casacore::Vector<casacore::Quantity> _kernelWidths;
    casacore::Double _scale = 0;
    casacore::Vector<casacore::Int> _axes;

};

}

#ifndef CASACORE_NO_AUTO_TEMPLATES
#include <imageanalysis/ImageAnalysis/SepImageConvolverTask.tcc>
#endif //# CASACORE_NO_AUTO_TEMPLATES
#endif