CompiledSpectralElement.h

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//# SpectralElement.h: Describes (a set of related) spectral lines
//# Copyright (C) 2001,2003,2004
//# Associated Universities, Inc. Washington DC, USA.
//#
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//# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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//# License for more details.
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//# $Id: SpectralElement.h 20652 2009-07-06 05:04:32Z Malte.Marquarding $

#ifndef COMPONENTS_COMPILEDSPECTRALELEMENT_H
#define COMPONENTS_COMPILEDSPECTRALELEMENT_H

#include <components/SpectralComponents/SpectralElement.h>

namespace casa { //# NAMESPACE CASA - BEGIN

// <summary>
// Describes a compiled function for describing a spectral profile
// </summary>

// <use visibility=export>

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

// <prerequisite>
//   <li> <linkto module=SpectralElement>SpectralElement</linkto> module
// </prerequisite>
//
// <etymology>
// From compiled and spectral line and element
// </etymology>
//
// <synopsis>
// The CompiledSpectralElement class describes a compiled function for
// describing spectral profile.
// </synopsis>
//
// <example>
// </example>
//
// <motivation>
// To have a container for data describing a compiled function for
// describing a spectral profile for fitting to an observed spectrum
// </motivation>

class CompiledSpectralElement: public SpectralElement {
public:

        // Construct a compiled string
        explicit CompiledSpectralElement(
                const String& function, const Vector<Double>& param
        );

        CompiledSpectralElement(const CompiledSpectralElement& other);

        virtual ~CompiledSpectralElement();

        SpectralElement* clone() const;

        CompiledSpectralElement &operator=(
                const CompiledSpectralElement& other
        );
        // Evaluate the value of the element at x
        virtual Double operator()(const Double x) const;


        // Get the string of a compiled functional
        const String& getFunction() const;
        // </group>

        // Save to a record.
        virtual Bool toRecord(RecordInterface& out) const;

protected:

        CompiledSpectralElement();

        virtual void _setFunction(const String& function);

private:
        // The string value for compiled functional
        String _function;
};

//# Global functions
// <summary> Global functions </summary>
// <group name=Output>
// Output declaration
ostream &operator<<(ostream &os, const CompiledSpectralElement &elem);
// </group>


} //# NAMESPACE CASA - END

#endif