#ifndef IDOUBLETOCOMPLEXFUNCTION_H_
#define IDOUBLETOCOMPLEXFUNCTION_H_
// ********************************************************************
// * The BornAgain project                                            *
// * Simulation of neutron and x-ray scattering at grazing incidence  *
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//! @file   IDoubleToComplexFunction.h
//! @brief  Definition of HomogeneousMaterial class
//! @author herck
//! @date   27.04.2012

#include "Types.h"


class IDoubleToComplexFunction
{
public:
	virtual ~IDoubleToComplexFunction() {}

	virtual complex_t evaluate(double value)=0;
};


class DoubleToComplexFunctionWrapper : public IDoubleToComplexFunction
{
public:
	typedef complex_t (*double_to_complex_t)(double);
	DoubleToComplexFunctionWrapper(double_to_complex_t function) : m_function(function) {}

	virtual complex_t evaluate(double value) { return m_function(value); }

private:
	double_to_complex_t m_function;
};

#endif /* IDOUBLETOCOMPLEXFUNCTION_H_ */