Java tutorial
/* =========================================================== * JFreeChart : a free chart library for the Java(tm) platform * =========================================================== * * (C) Copyright 2000-2013, by Object Refinery Limited and Contributors. * * Project Info: http://www.jfree.org/jfreechart/index.html * * This library 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 2.1 of the License, or * (at your option) any later version. * * This library 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 library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, * USA. * * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. * Other names may be trademarks of their respective owners.] * * ---------- * Layer.java * ---------- * (C) Copyright 2003-2013, by Object Refinery Limited. * * Original Author: David Gilbert (for Object Refinery Limited); * Contributor(s): -; * * Changes: * -------- * 17-Sep-2003 : Version 1 (DG); * 16-Jun-2012 : Moved from JCommon to JFreeChart (DG); * */ package org.jfree.chart.ui; /** * Used to indicate either the foreground or background layer. */ public enum Layer { /** Foreground. */ FOREGROUND("Layer.FOREGROUND"), /** Background. */ BACKGROUND("Layer.BACKGROUND"); /** The name. */ private String name; /** * Private constructor. * * @param name the name. */ private Layer(final String name) { this.name = name; } /** * Returns a string representing the object. * * @return The string. */ @Override public String toString() { return this.name; } }