2 /* Libchart - PHP chart library
3 * Copyright (C) 2005-2008 Jean-Marc Trémeaux (jm.tremeaux at gmail.com)
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation, either version 3 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
21 * Point of coordinates (X,Y).
22 * The value of X isn't really of interest, but X is used as a label to display on the horizontal axis.
24 * @author Jean-Marc Trémeaux (jm.tremeaux at gmail.com)
31 * Creates a new sampling point of coordinates (x, y)
33 * @param integer x coordinate (label)
34 * @param integer y coordinate (value)
36 public function Point($x, $y) {
42 * Gets the x coordinate (label).
44 * @return integer x coordinate (label)
46 public function getX() {
51 * Gets the y coordinate (value).
53 * @return integer y coordinate (value)
55 public function getY() {