/*******************************************************/ //R.A. Hillyard //point.cpp //Last Modified 11/11/2001 // // another example of a simple class /*******************************************************/ #include<iostream> #include<cmath> using namespace std; class Point //class definition goes before main { public: //member functions void output(); void input(); //mutator function to set data member values void setPoint(int xCord, int yCord); //accessor functions to get data member values int getX(); int getY(); private: //member data variables int x; int y; }; int main() { Point p1, p2, p3; //declare 3 objects of type Point double dist; //distance between two points p1.setPoint(3, 4); p2.setPoint(3, -4); p3.input(); cout << "Value of points:\n"; p1.output(); cout << endl; p2.output(); cout << endl; p3.output(); cout << endl; dist = sqrt(pow(p1.getX() - p3.getX(), 2) + pow(p1.getY() - p3.getY(),2)); cout << "The distance between p1 and p3 = " << dist << endl; return 0; } /************************************************/ void Point::output() { cout << "x = " << x << " y = " << y; } /************************************************/ void Point::input() { cout << "Enter a x and y coordinate: "; cin >> x >> y; } /************************************************/ void Point::setPoint(int xCord, int yCord) { x = xCord; y = yCord; } /************************************************/ int Point::getX() { return x; } /************************************************/ int Point::getY() { return y; } /************************************************/ /**************Program Output********************/ Enter a x and y coordinate: 0 0 Value of points: x = 3 y = 4 x = 3 y = -4 x = 0 y = 0 The distance between p1 and p3 = 5