<?php
	/* Libchart - PHP chart library
	 * Copyright (C) 2005-2008 Jean-Marc Trémeaux (jm.tremeaux at gmail.com)
	 * 
	 * This program is free software: you can redistribute it and/or modify
	 * it under the terms of the GNU 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 General Public License for more details.
	 *
	 * You should have received a copy of the GNU General Public License
	 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
	 * 
	 */
	
	/**
	 * Primitive geometric object representing a padding. 
	 *
	 * @author Jean-Marc Trémeaux (jm.tremeaux at gmail.com)
	 * @Created on 27 july 2007
	 */
	class Padding {
		/**
		 * Top padding.
		 */
		public $top;
		
		/**
		 * Right padding.
		 */
		public $right;
		
		/**
		 * Bottom padding.
		 */
		public $bottom;
	
		/**
		 * Left padding.
		 */
		public $left;

		/**
		 * Creates a new padding.
		 *
		 * @param integer Top padding
		 * @param integer Right padding
		 * @param integer Bottom padding
		 * @param integer Left padding
		 */
		public function __construct($top, $right = null, $bottom = null, $left = null) {
			$this->top = $top;
			if ($right == null) {
				$this->right = $top;
				$this->bottom = $top;
				$this->left = $top;
			} else {
				$this->right = $right;
				$this->bottom = $bottom;
				$this->left = $left;
			}
		}
	}
?>