#ifndef ATTRACTORKERNEL_HPP
#define ATTRACTORKERNEL_HPP

#include <string>
using namespace std;

class AttractorKernel {
    public:

    // AttractorKernel protocol

    // parameters are stored in a array of doubles
    // if you want to use other types, use the properties
    virtual double&  parameter(const unsigned int index) = 0;
    virtual double*& parameters() = 0;

    virtual unsigned int getNumberOfParameters() = 0;

    // get properties of the attractor
    // such as the dimension
    // you should delete the void pointer if you used it
    virtual void * getProperty(const string identifier) = 0;
    virtual void setProperty(const string identifier, const void * value) = 0;

    // iterate his formula
    // vector pointers will be swapped! so new remains new and old remains old
    virtual void iterate() = 0;

    // getter functions for teh resulta
    virtual double * & vector() = 0;
    virtual double * & previousVector() = 0;
};

#endif // ATTRACTORKERNEL_HPP