<?php
    /* Libchart - PHP chart library
     * Copyright (C) 2005-2011 Jean-Marc Tremeaux (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 Tremeaux (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 Point($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;
        }
    }
?>