<?php
namespace Concrete\Core\Attribute\Value;
use \Concrete\Core\Foundation\Object;
class ValueList extends Object implements \Iterator {

	private $attributes = array();

	public function addAttributeValue($ak, $value) {
		$this->attributes[$ak->getAttributeKeyHandle()] = $value;
	}

	public function __construct($array = false) {
		if (is_array($array)) {
			$this->attributes = $array;
		}
	}

	public function count() {
		return count($this->attributes);
	}

	public function getAttribute($akHandle) {
		return $this->attributes[$akHandle];
	}

	public function rewind() {
		reset($this->attributes);
	}

	public function current() {
		return current($this->attributes);
	}

	public function key() {
		return key($this->attributes);
	}

	public function next() {
		next($this->attributes);
	}

	public function valid() {
		return $this->current() !== false;
	}

}