datamemberptr.cpp

/*
 * =====================================================================================
 *
 *       Filename:  datamemberptr.cpp
 *
 *    Description:  Pointers as data members
 *
 *        Version:  1.0
 *        Created:  03/01/13 20:53:53
 *       Revision:  none
 *       Compiler:  gcc
 *
 *         Author:  Robert Halliday (rh), rob_halliday_1@hotmail.com
 *        Company:  rphhpr
 *
 * =====================================================================================
 */

#include <iostream>

class SimpleCat
{
    public:
        SimpleCat();
        ~SimpleCat();
        int GetAge() const { return *itsAge; }
        void SetAge(int age) { *itsAge = age; }

        int GetWeight() const { return *itsWeight; }
        void SetWeight(int weight) { *itsWeight = weight; }

    private:
        int * itsAge;
        int * itsWeight;
};

SimpleCat::SimpleCat()
{
    itsAge = new int(2);
    itsWeight = new int(5);
}

SimpleCat::~SimpleCat()
{
    delete itsAge;
    delete itsWeight;
}

int main()
{
    SimpleCat * Frisky = new SimpleCat;
    std::cout << "Frisky is " << Frisky->GetAge() << " years old\n";

    Frisky->SetAge(5);
    std::cout << "Frisky is " << Frisky->GetAge() << " years old\n";

    delete Frisky;
    return 0;
}