#pragma once
#include <cmath>

class Point1d {
protected:
	double* PosX;
public:
	Point1d(double x) {
		*PosX = x;
	}
	virtual ~Point1d() {
		delete PosX;
	}
	virtual double x() { return *PosX; }
	virtual void SetX(double value) { *PosX = value; }
	double CountDistance(Point1d OtherPoint) {
		return fabs(OtherPoint.x() - *PosX);
	}
	void SetPoint(double x) {
		*PosX = x;
	}
};

class Point2d : public Point1d {
protected:
	double* PosY;

public:
	Point2d(double x, double y):
		Point1d{ x } {
		*PosY = y;
	}

	virtual ~Point2d() {
		delete PosX;
		delete PosY;
	}
	void SetPoint(double x, double y) {
		*PosX = x;
		*PosY = y;
	}
	virtual double x() { return *PosX; }
	virtual double y() { return *PosY; }
	virtual void SetX(double value) { *PosX = value; }
	virtual void SetY(double value) { *PosY = value; }
	double CountDistance(Point2d OtherPoint) {
		return sqrt(pow(Point1d::CountDistance(OtherPoint), 2) + pow(OtherPoint.y() - *PosY, 2));
	}
};

class Point3d : public Point2d {
protected:
	double* PosZ;
public:
	Point3d() = default;
	Point3d(double x, double y, double z):
		Point2d{ x,y } {
		*PosZ = z;
	}
	~Point3d() {
		delete PosX;
		delete PosY;
		delete PosZ;
	}
	virtual double x() { return *PosX; }
	virtual double y() { return *PosY; }
	virtual double z() { return *PosZ; }
	virtual void SetX(double value) { *PosX = value; }
	virtual void SetY(double value) { *PosY = value; }
	virtual void SetZ(double value) { *PosZ = value; }
	void SetPoint(double x, double y, double z) {
		*PosX = x;
		*PosY = y;
		*PosZ = z;
	}
	double CountDistance(Point3d OtherPoint) {
		return sqrt(pow(Point2d::CountDistance(OtherPoint), 2) + pow(OtherPoint.z() - *PosZ, 2));
	}
};