Point.php

<?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/>.
	 * 
	 */
	
	/**
	 * Point of coordinates (X,Y).
	 * The value of X isn't really of interest, but X is used as a label to display on the horizontal axis.
	 *
	 * @author Jean-Marc Trémeaux (jm.tremeaux at gmail.com)
	 */
	class Point {
		private $x;
		private $y;
	
		/**
		 * Creates a new sampling point of coordinates (x, y)
		 *
		 * @param integer x coordinate (label)
		 * @param integer y coordinate (value)
		 */
		public function __construct($x, $y) {
			$this->x = $x;
			$this->y = $y;
		}

		/**
		 * Gets the x coordinate (label).
		 *
		 * @return integer x coordinate (label)
		 */
		public function getX() {
			return $this->x;
		}

		/**
		 * Gets the y coordinate (value).
		 *
		 * @return integer y coordinate (value)
		 */
		public function getY() {
			return $this->y;
		}
	}
?>