67 lines
822 B
C++
67 lines
822 B
C++
#include <iostream>
|
|
|
|
class Vehicle
|
|
{
|
|
public:
|
|
Vehicle();
|
|
float getspeed();
|
|
void accelerate();
|
|
void beepHorn();
|
|
private:
|
|
float speed;
|
|
};
|
|
|
|
class Train : public Vehicle
|
|
{
|
|
public:
|
|
Train();
|
|
void beepHorn();
|
|
};
|
|
|
|
Train::Train()
|
|
{
|
|
std::cout << "Train constructor" << std::endl;
|
|
}
|
|
|
|
void Train::beepHorn()
|
|
{
|
|
if(getspeed() < 0.5)
|
|
{
|
|
std::cout << "bip" << std::endl;
|
|
}
|
|
else
|
|
{
|
|
std::cout << "BOOP BIP" << std::endl;
|
|
}
|
|
}
|
|
|
|
Vehicle::Vehicle() : speed(0.0f)
|
|
{
|
|
std::cout << "Vehicle constructor" << std::endl;
|
|
}
|
|
|
|
float Vehicle::getspeed()
|
|
{
|
|
return speed;
|
|
}
|
|
|
|
void Vehicle::accelerate()
|
|
{
|
|
speed += 0.5f;
|
|
}
|
|
|
|
void Vehicle::beepHorn()
|
|
{
|
|
std::cout << "meep meep" << std::endl;
|
|
}
|
|
|
|
int main()
|
|
{
|
|
Vehicle v;
|
|
v.beepHorn();
|
|
|
|
Train t;
|
|
t.beepHorn();
|
|
t.accelerate();
|
|
t.beepHorn();
|
|
} |