<?php
/**
 * Copyright (C) 2013-2019 Graham Breach
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
/**
 * For more information, please contact <graham@goat1000.com>
 */

namespace Goat1000\SVGGraph;

/**
 * Class for single data items
 */
class DataItem {

  public $key;
  public $value;

  public function __construct($key, $value)
  {
    $this->key = $key;
    $this->value = $value;
  }

  /**
   * A getter for extra fields - there are none, so return NULL
   */
  public function __get($field)
  {
    return null;
  }

  /**
   * Returns NULL because standard data doesn't support extra fields
   */
  public function data($field)
  {
    return null;
  }
}