[C++] 움직이는 자동차 시뮬레이션 (구조체, 벡터, 가상함수)

 

#include <iostream>
#include <vector>
#include <string>
#define Enter "\n\n\n\n";
using namespace std;

struct Car
{
	string name;
	string carNumber;
	int oil;
	bool start = false;
	int distanceDriven = 0;

	Car() {}
	Car(string _name, string _carNumber, int _oil, int _distanceDriven = 0)
	{
		name = _name;
		carNumber = _carNumber;
		oil = _oil;
		distanceDriven = _distanceDriven;
	}

	virtual ~Car()
	{
		cout << "기본차 소멸자" << endl;
	}
	void virtual PrintInfo()
	{
		cout << "==========기본 차 정보==========" << endl;
		cout << "차 이름 : " << name << endl;
		cout << "차 번호 : " << carNumber << endl;
		cout << "기름 상태 : " << oil << "%" << endl;
		cout << "주행 거리 : " << distanceDriven << "km" << endl;

		if (start) cout << "시동 : 켜져 있음" << endl;
		else cout << "시동 : 꺼져 있음" << endl;

		cout << endl;
	}

	void ChargeOil(int _oil)
	{
		if (oil == 100)
			cout << "기름이 가득 차 있습니다." << endl << endl;

		else if (oil + _oil > 100) // 100을 넘어간다면
		{
			cout << "기름을 더 넣을 수 없습니다." << endl;
			cout << "기름 상태 : " << oil << "%" << endl;
			cout << endl;
		}

		else
		{
			oil += _oil;
			cout << "기름을 " << _oil << "만큼 충전했습니다." << endl;
			cout << "기름 상태 : " << oil << "%" << endl;
			cout << endl;
		}
	}

	void StartCar()
	{
		if (!oil)
		{
			cout << "기름이 없습니다. 기름을 충전해주세요 ! " << endl;
			start = false;
			cout << endl;
		}
		else
		{
			cout << name << " 차가 1km 이동했습니다." << endl;
			distanceDriven++;
			oil--;
			cout << "주행 거리 : " << distanceDriven << "km" << endl;
			cout << "기름 상태 : " << oil << "%" << endl;
			cout << endl;
		}
	}

	void StartCar(int distance)
	{
		if (!oil)
		{
			cout << "기름이 없습니다. 기름을 충전해주세요 ! " << endl;
			cout << endl;
		}

		else if (oil - distance < 0)
		{
			distanceDriven += oil;

			cout << "기름이 부족해 " << oil << "만큼 이동했습니다." << endl;
			cout << "주행 거리 : " << distanceDriven << "km" << endl;
			cout << "기름 상태 : " << oil << "%" << endl;
			cout << "기름을 충전해주세요 ! " << endl;
			cout << endl;
		}

		else
		{
			oil -= distance;
			distanceDriven += distance;

			cout << name << " 차가 " << distance << "km 만큼 이동했습니다." << endl;
			cout << "기름 상태 : " << oil << "%" << endl;
			cout << "주행 거리 : " << distanceDriven << "km" << endl;
			cout << endl;
		}
	}


};

struct SmallCar : Car
{
	string carType;

	SmallCar() {}
	SmallCar(string _name, string _carNumber, int _oil, int _distanceDriven, string _carType) : Car(_name, _carNumber, _oil, _distanceDriven = 0)
	{
		carType = _carType;
	}
	~SmallCar()
	{
		cout << "소형차 소멸자" << endl;
	}

	void PrintInfo()
	{
		cout << "==========소형차 정보==========" << endl;
		cout << "차 이름 : " << name << endl;
		cout << "차 번호 : " << carNumber << endl;
		cout << "기름 상태 : " << oil << "%" << endl;
		cout << "주행 거리 : " << distanceDriven << "km" << endl;

		if (start) cout << "시동 : 켜져 있음" << endl;
		else cout << "시동 : 꺼져 있음" << endl;

		cout << endl;
	}
};

struct LargeCar : Car
{
	string carType;

	LargeCar() {}
	LargeCar(string _name, string _carNumber, int _oil, int _distanceDriven, string _carType) : Car(_name, _carNumber, _oil, _distanceDriven = 0)
	{
		carType = _carType;
	}
	~LargeCar()
	{
		cout << "대형차 소멸자" << endl;
	}

	void PrintInfo()
	{
		cout << "==========대형차 정보==========" << endl;
		cout << "차 이름 : " << name << endl;
		cout << "차 번호 : " << carNumber << endl;
		cout << "기름 상태 : " << oil << "%" << endl;
		cout << "주행 거리 : " << distanceDriven << "km" << endl;

		if (start) cout << "시동 : 켜져 있음" << endl;
		else cout << "시동 : 꺼져 있음" << endl;

		cout << endl;
	}
};



void main()
{
	//============================ virtual 동적배열 실습 ============================//
	/*
	SmallCar smallCarA("모닝", "굿모닝", 20, 0, "smallCar");
	SmallCar smallCarB("중고모닝", "맥모닝", 0, 0, "smallCar");

	LargeCar largeCarA("봉고", "그런가봉고", 0, 0, "largeCar");
	LargeCar largeCarB("봉고II", "방가", 0, 0, "largeCar");

	vector<Car> carVec;
	vector<Car*> carPtrVec;

	carVec.push_back(smallCarA);
	carVec.push_back(smallCarB);
	carVec.push_back(largeCarA);
	carVec.push_back(largeCarB);

	carPtrVec.push_back(&smallCarA);
	carPtrVec.push_back(&smallCarB);
	carPtrVec.push_back(&largeCarA);
	carPtrVec.push_back(&largeCarB);

	for (int i = 0; i < carVec.size(); i++)
		carVec[i].PrintInfo();

	cout << "\n\n\n";

	for (int i = 0; i < carPtrVec.size(); i++)
		carPtrVec[i]->PrintInfo();


	for (int i = 0; i < carPtrVec.size(); i++)
		delete carPtrVec[i];

	*/
	//===============================================================================//


	//============================ new 동적배열 ============================//
	/*
	vector<Car*> carPtrVec;
	carPtrVec.push_back(new SmallCar("모닝", "굿모닝", 20, 0, "smallCar"));
	carPtrVec.push_back(new SmallCar("중고모닝", "맥모닝", 0, 0, "smallCar"));
	carPtrVec.push_back(new LargeCar("봉고", "그런가봉고", 0, 0, "LargeCar"));
	carPtrVec.push_back(new LargeCar("봉고II", "방가", 0, 0, "LargeCar"));

	for (int i = 0; i < carPtrVec.size(); i++)
		carPtrVec[i]->PrintInfo();

	for (int i = 0; i < carPtrVec.size(); i++)
		delete carPtrVec[i];
	*/
	//======================================================================//



	Car carA("모닝", "굿모닝", 0);
	Car carB("중고모닝", "맥모닝", 20);
	Car carC("아반떼", "12가3456", 0);

	vector<Car> carVec;
	carVec.push_back(carA);
	carVec.push_back(carB);
	carVec.push_back(carC);

	int carChoice;
	int choice;
	int inputDistance;
	int inputChargeOil;

	cout << "당신의 차를 선택해주세요" << endl;
	for (int i = 0; i < carVec.size(); i++)
		cout << i + 1 << "번 : " << carVec[i].name << endl;

	cin >> carChoice;
	carChoice -= 1;
	cout << "당신의 차 정보는 다음과 같습니다." << endl;
	carVec[carChoice].PrintInfo();

	while (1)
	{
		cout << "행동을 선택해주세요 (1. 1km 이동 2. 장거리 이동 3. 기름 충전 4. 차 정보 확인 5. 종료) : ";
		cin >> choice;

		cout << "-----------------------------------------------------" << endl;
		if (choice == 1)
		{
			carVec[carChoice].StartCar();
			Enter
		}

		else if (choice == 2)
		{
			cout << "이동할 거리를 입력해주세요 : ";
			cin >> inputDistance;

			carVec[carChoice].StartCar(inputDistance);
			Enter
		}

		else if (choice == 3)
		{
			cout << "충전할 기름 %를 입력해주세요 (최대 100%) : ";
			cin >> inputChargeOil;

			carVec[carChoice].ChargeOil(inputChargeOil);
			Enter
		}

		else if (choice == 4)
		{
			carVec[carChoice].PrintInfo();
			Enter
		}

		else if (choice == 5)
			break;

		cout << "-----------------------------------------------------" << endl;
	}
}

출력 결과