<?php

//copyright Lawrence Truett and FluffyCat.com 2006, all rights reserved
  
  include_once('Book.php');
  include_once('BookTitleStateStars.php');

  class BookContext {
      
    private $book = NULL;
    private $bookTitleState = NULL; 
    
    //bookList is not instantiated at construct time
    public function __construct($book_in) {
      $this->book = $book_in;
      $this->setTitleState(new BookTitleStateStars());
    }

    public function getBookTitle() {
      return $this->bookTitleState->showTitle($this);
    }  

    public function getBook() {
      return $this->book;
    }

    public function setTitleState($titleState_in) {
      $this->bookTitleState = $titleState_in;
    }

  }
?>