//************************  cirSLList.cpp  **************************

#include <iostream>
#include "cirSLList.h"
#include "circle.h"

using namespace std;

cirSLList::~cirSLList() {
    for (cirSLLNode *p; !isEmpty(); ) {
        p = head->next;
        delete head;
        head = p;
    }
}

void cirSLList::addToTail(double el) {
    if (tail != 0) {      // if list not empty;
         tail->next = new cirSLLNode(el);
         tail = tail->next;
    }
    else head = tail = new cirSLLNode(el);
}

void cirSLList::displayAllElements() {
    int i = 1;
    for (cirSLLNode* tmp = head; tmp != 0; tmp = tmp->next) {
        cout << i << ". ";
        cout << "Radius: " << tmp->info.getRadius() << " - ";
        cout << "Area: " << tmp->info.calculateArea() << endl;
        i++;
    }
	cout << endl;
}