#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include "person.h"
#include "walker.h"


walker::walker(double speed)
    : person(0, 0)
{
    double angle = rand() / (RAND_MAX + 1.0) * 2 * M_PI;
    xdelta = cos(angle) * speed;
    ydelta = sin(angle) * speed;
}


void walker::lurch()
{
    x += xdelta;
    y += ydelta;
}


stroller::stroller()
    : walker(0.1)
{
}