001/* =========================================================== 002 * Orson Charts : a 3D chart library for the Java(tm) platform 003 * =========================================================== 004 * 005 * (C)opyright 2013-2022, by David Gilbert. All rights reserved. 006 * 007 * https://github.com/jfree/orson-charts 008 * 009 * This program is free software: you can redistribute it and/or modify 010 * it under the terms of the GNU General Public License as published by 011 * the Free Software Foundation, either version 3 of the License, or 012 * (at your option) any later version. 013 * 014 * This program is distributed in the hope that it will be useful, 015 * but WITHOUT ANY WARRANTY; without even the implied warranty of 016 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 017 * GNU General Public License for more details. 018 * 019 * You should have received a copy of the GNU General Public License 020 * along with this program. If not, see <http://www.gnu.org/licenses/>. 021 * 022 * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. 023 * Other names may be trademarks of their respective owners.] 024 * 025 * If you do not wish to be bound by the terms of the GPL, an alternative 026 * commercial license can be purchased. For details, please see visit the 027 * Orson Charts home page: 028 * 029 * http://www.object-refinery.com/orsoncharts/index.html 030 * 031 */ 032 033package org.jfree.chart3d.graphics3d.swing; 034 035import java.awt.event.ActionEvent; 036import javax.swing.AbstractAction; 037import javax.swing.Action; 038import org.jfree.chart3d.Resources; 039import org.jfree.chart3d.internal.Args; 040 041/** 042 * An action that handles rotating the 3D view towards the bottom of the screen. 043 * <br><br> 044 * NOTE: This class is serializable, but the serialization format is subject 045 * to change in future releases and should not be relied upon for persisting 046 * instances of this class. 047 */ 048@SuppressWarnings("serial") 049public class DownAction extends AbstractAction { 050 051 private final Panel3D panel; 052 053 /** 054 * Creates a new action associated with the specified panel. 055 * 056 * @param panel the panel ({@code null} not permitted). 057 */ 058 public DownAction(Panel3D panel) { 059 super("\uF063"); 060 Args.nullNotPermitted(panel, "panel"); 061 this.panel = panel; 062 putValue(Action.SHORT_DESCRIPTION, 063 Resources.localString("DOWN_ACTION_SHORT_DESCRIPTION")); 064 } 065 066 @Override 067 public void actionPerformed(ActionEvent e) { 068 double delta = this.panel.getRotateIncrement(); 069 this.panel.getViewPoint().moveUpDown(-delta); 070 this.panel.repaint(); 071 } 072 073}