1 /* 2 * Copyright (c) 2007, 2013, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package com.sun.media.sound; 27 28 import java.util.Arrays; 29 30 /** 31 * A standard director who chooses performers 32 * by there keyfrom,keyto,velfrom,velto properties. 33 * 34 * @author Karl Helgason 35 */ 36 public final class ModelStandardDirector implements ModelDirector { 37 38 private final ModelPerformer[] performers; 39 private final ModelDirectedPlayer player; 40 private boolean noteOnUsed = false; 41 private boolean noteOffUsed = false; 42 43 public ModelStandardDirector(final ModelPerformer[] performers, 44 final ModelDirectedPlayer player) { 45 this.performers = Arrays.copyOf(performers, performers.length); 46 this.player = player; 47 for (final ModelPerformer p : this.performers) { 48 if (p.isReleaseTriggered()) { 49 noteOffUsed = true; 50 } else { 51 noteOnUsed = true; 52 } 53 } 54 } 55 56 @Override 57 public void close() { 58 } 59 60 @Override 61 public void noteOff(int noteNumber, int velocity) { 62 if (!noteOffUsed) 63 return; 64 for (int i = 0; i < performers.length; i++) { 65 ModelPerformer p = performers[i]; 66 if (p.getKeyFrom() <= noteNumber && p.getKeyTo() >= noteNumber) { 67 if (p.getVelFrom() <= velocity && p.getVelTo() >= velocity) { 68 if (p.isReleaseTriggered()) { 69 player.play(i, null); 70 } 71 } 72 } 73 } 74 } 75 76 @Override 77 public void noteOn(int noteNumber, int velocity) { 78 if (!noteOnUsed) 79 return; 80 for (int i = 0; i < performers.length; i++) { 81 ModelPerformer p = performers[i]; 82 if (p.getKeyFrom() <= noteNumber && p.getKeyTo() >= noteNumber) { 83 if (p.getVelFrom() <= velocity && p.getVelTo() >= velocity) { 84 if (!p.isReleaseTriggered()) { 85 player.play(i, null); 86 } 87 } 88 } 89 } 90 } 91 }