Advertisement
Weesla

lab5(1)

Mar 26th, 2017
104
0
Never
Not a member of Pastebin yet? Sign Up, it unlocks many cool features!
C++ 1.89 KB | None | 0 0
  1. #include <iostream>
  2. #include <string>
  3. using namespace std;
  4. enum COLOR { Green, Blue, White, Black, Brown };
  5. class Animal {
  6. public:
  7.     Animal() : _name("unknown") {
  8.         cout << "constructing Animal object " << _name << endl;
  9.     }
  10.     Animal(string n, COLOR c) {
  11.         _name = n;
  12.         cout << "constructing Animal with parameters object " << endl;
  13.         cout << "String: " << n << " Color: " << c << endl;
  14.     }
  15.     ~Animal() {
  16.         cout << "destructing Animal object " << _name << endl;
  17.     }
  18.     virtual void speak() const {
  19.         cout << "Animal speaks " << endl;
  20.     }
  21.     void move() const { }
  22. private:
  23.     string _name;
  24.     COLOR _color;
  25. };
  26.  
  27. class Mammal :public Animal {
  28.  
  29. public:
  30.     Mammal() {
  31.         cout << "constructing default Mammal object " << endl;
  32.     }
  33.     Mammal(string n, COLOR c) {
  34.         name = n;
  35.         c1 = c;
  36.         cout << "constructing Mammal with parameter object " << endl;
  37.         Animal(name, c1);
  38.     }
  39.     void eat() const {
  40.         cout << "Mammal eat " << endl;
  41.     }
  42.     ~Mammal() {
  43.         cout << "destructing Mammal object " << name << endl;
  44.     }
  45. private:
  46.     string name;
  47.     COLOR c1;
  48. };
  49.  
  50. class Dog :public Mammal {
  51. public:
  52.     Dog(string n, COLOR c, string own) {
  53.         name = n;
  54.         c1 = c;
  55.         owner = own;
  56.         cout << "constructing Dog with parameter object " << endl;
  57.         Mammal(n, c);
  58.     }
  59.  
  60.     ~Dog() {
  61.         cout << "destructing Dog object " << name << endl;
  62.     }
  63.  
  64.     void speak() const {
  65.         cout << "Woof" << endl;
  66.     }
  67.  
  68.  
  69. private:
  70.     string owner;
  71.     string name;
  72.     COLOR c1;
  73. };
  74.  
  75. int main() {
  76.     string n, own;
  77.     COLOR c = Green;
  78.     Animal a;    //empty constructor
  79.     a.speak();
  80.     system("PAUSE");
  81.  
  82.     cout << "Enter string:" << endl;
  83.     cin >> n;
  84.     Animal b(n, c);   //parameter constructor
  85.  
  86.     Mammal mam(n, c);  //Mammal subclass constuctor
  87.     mam.speak();
  88.     system("PAUSE");
  89.  
  90.     cout << "Enter owner:" << endl;
  91.     cin >> own;
  92.     Dog doge(n, c, own); //Dog subclass constructor
  93.     doge.speak();
  94.     system("PAUSE");
  95.  
  96.     cout << "Program exiting ... " << endl;
  97.     return 0;
  98. }
Advertisement
Add Comment
Please, Sign In to add comment
Advertisement