#ifndef CALLBACK_H_
#define CALLBACK_H_

#include <iostream>

class IntHolder {
public:
    IntHolder(int a, int b) : num_(a), value_(b) {;}
    IntHolder(IntHolder &tmplte) : num_(tmplte.num_), value_(tmplte.value_){;}
    int get_number(void) { return this->num_; }
    int get_value(void) { return this->value_; }
private:
    int num_;
    int value_;
};

class IntHolderCallback {
public:
    typedef int (*iMethod)(IntHolder *param, void *user_data);
    IntHolderCallback(){;}
    IntHolderCallback(iMethod method, void *user_data);
    virtual ~IntHolderCallback(){;}
    int cy_execute(IntHolder *param);

private:
    iMethod _method;
    void *_user_data;
};

class Callback {
public:
    typedef double (*Method)(void *param, void *user_data);

    Callback();
    Callback(Method method, void *user_data);
    virtual ~Callback();

    double cy_execute(void *parameter);
    bool IsCythonCall()
    {
        return is_cy_call;
    }
protected:
    bool is_cy_call;
private:
    Method _method;
    void *_user_data;
};


#endif