factory cpp

factory-cpp.cpp

#include <iostream>
#include <vector>
#include <algorithm>
#include <math.h>

enum class PointType {
    cartesian,
    polar
};

struct Point {
    float x, y;
    friend class PointFactory;
private:
    Point(float x, float y): x(x), y(y) {}
};

struct PointFactory {
    static Point newCartesian(float x, float y){
        return {x, y};
    }
    
    static Point newPolar(float r, float theta){
        return {
            r * cos(theta),
            r * sin(theta)
        };
    }
};

int main ()
{
    auto p = PointFactory::newCartesian(2,3);
    
  return 0;
}