Function.h

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//---------------------------------------------------------------------------------------
// Copyright (c) 2001-2025 by Apryse Software Inc. All Rights Reserved.
// Consult legal.txt regarding legal and license information.
//---------------------------------------------------------------------------------------
#ifndef PDFTRON_H_CPPPDFFunction
#define PDFTRON_H_CPPPDFFunction
 
#include <C/PDF/TRN_Function.h>
#include <SDF/Obj.h>
 
 
namespace pdftron { 
    namespace PDF {
 

class Function
{
public:

     Function (SDF::Obj funct_dict = 0);
     Function(const Function& f);
     Function& operator=(const Function& f);
     ~Function();
 
    enum Type
    {
        e_sampled     = 0, // uses a table of sample values to define the function.
        e_exponential = 2, // defines a set of coefficients for an exponential function.
        e_stitching   = 3, // a combination of other functions, partitioned across a domain.
        e_postscript  = 4  // A PostScript calculator function.
    };
 
     Type GetType() const;

     int GetInputCardinality();

     int GetOutputCardinality();
 
     std::vector<double> Eval(const std::vector<double>& in_arr);
 
#ifndef SWIG
     void Eval(double *in, double *out);
#endif

     SDF::Obj GetSDFObj ();

     void Destroy();
 
// @cond PRIVATE_DOC    
#ifndef SWIGHIDDEN
     Function(TRN_Function impl);
    TRN_Function mp_func;
#endif
// @endcond
};
 
 
#include <Impl/Function.inl>
 
    };  // namespace PDF
};  // namespace pdftron
 
#endif // PDFTRON_H_CPPPDFFunction