classinit.cpp

#include <iostream>
#include <cstring>
using namespace std;

namespace CAR_CONST
{
	enum
	{
		ID_LEN		=20,
		MAX_SPD		=200,
		FUEL_STEP	=2,
		ACC_STEP	=10,
		BRK_STEP	=10
	};
}

class Car
{
private:
	char gamerID[CAR_CONST::ID_LEN];	
	int fuelGauge;		
	int curSpeed;		
public:
	void InitMembers(char * ID, int fuel);
	void ShowCarState();
	void Accel();
	void Break();
};

void Car::InitMembers(char * ID, int fuel)
{
	strcpy(gamerID, ID);
	fuelGauge=fuel;
	curSpeed=0;
};
void Car::ShowCarState()
{
	cout<<"소유자ID: "<<gamerID<<endl;
	cout<<"연료량: "<<fuelGauge<<"%"<<endl;
	cout<<"현재속도: "<<curSpeed<<"km/s"<<endl<<endl;
}
void Car::Accel()
{
	if(fuelGauge<=0)
		return;
	else
		fuelGauge-=CAR_CONST::FUEL_STEP;

	if((curSpeed+CAR_CONST::ACC_STEP)>=CAR_CONST::MAX_SPD)
	{
		curSpeed=CAR_CONST::MAX_SPD;
		return;
	}
	curSpeed+=CAR_CONST::ACC_STEP;
}
void Car::Break()
{
	if(curSpeed<CAR_CONST::BRK_STEP)
	{
		curSpeed=0;
		return;
	}
	curSpeed-=CAR_CONST::BRK_STEP;
}

int main(void)
{
	Car run99;
	run99.InitMembers("run99", 100);
	run99.Accel();
	run99.Accel();
	run99.Accel();
	run99.ShowCarState();
	run99.Break();
	run99.ShowCarState();
  Car run100 = run99;
  // Car run101 = {"run101", 100};
  // run99 = {"run101", 100};
  run100.ShowCarState();
  run99.Accel();
  run100 = run99;
  run100.ShowCarState();
  
	return 0;
}