functionsimple.h

//
// author
//
// Copyright (c) CSIRO 2015
//
#ifndef FUNCTIONSIMPLE_H_
#define FUNCTIONSIMPLE_H_

#include "plotsconfig.h"

#include "functiondefinition.h"

#include <functional>

class FunctionSimple : public FunctionDefinition
{
public:
  typedef std::function<double (double)> ValueFunction;
  typedef double (*ValueFunctionPtr)(double);

  typedef std::function<void(PlotFunctionResult &result, double time, unsigned int argc, const double *argv, const PlotFunctionInfo &info)> ExpandedFunction;
  typedef void(*ExpandedFunctionPtr)(PlotFunctionResult &result, double time, unsigned int argc, const double *argv, const PlotFunctionInfo &info);

  FunctionSimple(const ValueFunction &func, const QString &category, const QString &name, const QString &description = QString());

  FunctionSimple(const ExpandedFunction &func, const QString &category, const QString &name, unsigned argc = 0, bool variadic = false);

  FunctionSimple(const ExpandedFunction &func, const QString &category, const QString &name, const QString &description, unsigned argc = 0, bool variadic = false);

  inline ExpandedFunction function() const { return _function; }

  void evaluate(PlotFunctionResult &result, double time, unsigned int argc, const double *argv, const PlotFunctionInfo &info, void *context) const override;

protected:
  ExpandedFunction _function; 
};

#endif // FUNCTIONSIMPLE_H_