Point.cpp

/*

Programmer: Jennifer Leopold

Date: November 10, 2016

File: point.cpp

Purpose: This file contains the definitions of the functions

for the Point class.

*/

#include "point.h"

using namespace std;

Point& Point::operator =(const Point &p)

{

m_x = p.m_x;

m_y = p.m_y;

return(*this);

}

ostream& operator <<(ostream& outs, const Point& p)

{

outs << "(" << p.m_x << ", " << p.m_y << ")";

return outs;

}

Point Point::getRandomNeighbor() const

{

// Create a new point with same coordinates as

// this point

Point p(m_x, m_y);

// Offset new point by 1 in randomly chosen direction

switch(rand() % NUM_DIRECTIONS)

{

case UP : p.m_y--;

break;

case LEFT : p.m_x--;

break;

case RIGHT : p.m_x++;

break;

case DOWN : p.m_y++;

break;

}

return p;

}