//Getter/Setter Example
//Demonstrates setting member access levels

#include <iostream>

using namespace std;

class Critter
{
    public:            // begin public section
    
    Critter(int hunger = 10)  // constructor 
    {
       m_Hunger = hunger;
       cout << "A new critter has been born!" << endl;
    }

    int GetHunger() const //getter function
    {
       return m_Hunger;
    }
 
    void SetHunger(int hunger) //setter function
    {
         if (hunger < 0)
         {
            cout << "You can't set a critter's hunger to a negative number.\n\n";
         }
    
         else
         {
             m_Hunger = hunger;
         }
    }

    private:           // begin private section
    
    int m_Hunger;
};




int main()
{
    Critter crit(5);  
    //cout << crit.m_Hunger; -- illegal, m_Hunger is private!
    cout << "Calling GetHunger(): " << crit.GetHunger() << "\n\n";
   
    cout << "Calling SetHunger() with -1.\n";
    crit.SetHunger(-1);
    
    cout << "Calling SetHunger() with 9.\n";    
    crit.SetHunger(9);
    cout << "Calling GetHunger(): " << crit.GetHunger() << "\n\n";
    
    system("PAUSE");
    
    return 0;
}