1 /* 2 * Copyright (c) 2009-2010 jMonkeyEngine 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: 8 * 9 * * Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 12 * * Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * * Neither the name of 'jMonkeyEngine' nor the names of its contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 24 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 25 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 26 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 27 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 28 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 29 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 30 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 package com.jme3.input.controls; 34 35 import com.jme3.input.KeyInput; 36 37 /** 38 * A <code>KeyTrigger</code> is used as a mapping to keyboard keys. 39 * 40 * @author Kirill Vainer 41 */ 42 public class KeyTrigger implements Trigger { 43 44 private final int keyCode; 45 46 /** 47 * Create a new <code>KeyTrigger</code> for the given keycode. 48 * 49 * @param keyCode the code for the key, see constants in {@link KeyInput}. 50 */ KeyTrigger(int keyCode)51 public KeyTrigger(int keyCode){ 52 this.keyCode = keyCode; 53 } 54 getName()55 public String getName() { 56 return "KeyCode " + keyCode; 57 } 58 getKeyCode()59 public int getKeyCode(){ 60 return keyCode; 61 } 62 keyHash(int keyCode)63 public static int keyHash(int keyCode){ 64 assert keyCode >= 0 && keyCode <= 255; 65 return keyCode & 0xff; 66 } 67 triggerHashCode()68 public int triggerHashCode() { 69 return keyHash(keyCode); 70 } 71 72 } 73