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PSI Probe Core - Core logic, data models, and controllers

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/*
 * Licensed under the GPL License. You may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   https://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 *
 * THIS PACKAGE IS PROVIDED "AS IS" AND WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
 * WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE.
 */

/* ===========================================================
 * JFreeChart : a free chart library for the Java(tm) platform
 * ===========================================================
 *
 * (C) Copyright 2000-2016, 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.]
 *
 * -------------
 * Effect3D.java
 * -------------
 * (C) Copyright 2002-2008, by Object Refinery Limited.
 *
 * Original Author:  David Gilbert (for Object Refinery Limited);
 * Contributor(s):   -;
 *
 * Changes
 * -------
 * 05-Nov-2002 : Version 1 (DG);
 * 14-Nov-2002 : Modified to have independent x and y offsets (DG);
 * 15-Sep-2019 : Copied from original Jfreechart as code obsoleted and necessary for visuals in Psi Probe
 *               without extra rework (JWL);
 *
 */
package psiprobe.jfreechart;

/**
 * An interface that should be implemented by renderers that use a 3D effect. This allows the axes
 * to mirror the same effect by querying the renderer.
 */
public interface Effect3D {

  /**
   * Returns the x-offset (in Java2D units) for the 3D effect.
   *
   * @return The offset.
   */
  double getXOffset();

  /**
   * Returns the y-offset (in Java2D units) for the 3D effect.
   *
   * @return The offset.
   */
  double getYOffset();
}