    001/* ===========================================================
    002 * JFreeChart : a free chart library for the Java(tm) platform
    003 * ===========================================================
    004 *
    005 * (C) Copyright 2000-2011, by Object Refinery Limited and Contributors.
    006 *
    007 * Project Info:  http://www.jfree.org/jfreechart/index.html
    008 *
    009 * This library is free software; you can redistribute it and/or modify it
    010 * under the terms of the GNU Lesser General Public License as published by
    011 * the Free Software Foundation; either version 2.1 of the License, or
    012 * (at your option) any later version.
    013 *
    014 * This library is distributed in the hope that it will be useful, but
    015 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
    016 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
    017 * License for more details.
    018 *
    019 * You should have received a copy of the GNU Lesser General Public
    020 * License along with this library; if not, write to the Free Software
    021 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
    022 * USA.
    023 *
    024 * [Oracle and Java are registered trademarks of Oracle and/or its affiliates.
    025 * Other names may be trademarks of their respective owners.]
    026 *
    027 * ----------------
    028 * ImageFormat.java
    029 * ----------------
    030 * (C) Copyright 2004-2008, by Richard Atkinson and Contributors.
    031 *
    032 * Original Author:  Richard Atkinson;
    033 * Contributor(s):   -;
    034 *
    035 * Changes
    036 * -------
    037 * 01-Aug-2004 : Initial version (RA);
    038 * 02-Feb-2007 : Removed author tags all over JFreeChart sources (DG);
    039 *
    040 */
    041
    042package org.jfree.chart.encoders;
    043
    044/**
    045 * Interface used for referencing different image formats.
    046 */
    047public interface ImageFormat {
    048
    049    /** Portable Network Graphics - lossless */
    050    public static String PNG = "png";
    051
    052    /** Joint Photographic Experts Group format - lossy */
    053    public static String JPEG = "jpeg";
    054
    055    /** Graphics Interchange Format - lossless, but 256 colour restriction */
    056    public static String GIF = "gif";
    057
    058}