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 package com.sun.media.sound; 26 27 import java.util.Arrays; 28 29 /** 30 * A standard director who chooses performers 31 * by there keyfrom,keyto,velfrom,velto properties. 32 * 33 * @author Karl Helgason 34 */ 35 public final class ModelStandardDirector implements ModelDirector { 36 37 private final ModelPerformer[] performers; 38 private final ModelDirectedPlayer player; 39 private boolean noteOnUsed = false; 40 private boolean noteOffUsed = false; 41 42 public ModelStandardDirector(final ModelPerformer[] performers, 43 final ModelDirectedPlayer player) { 44 this.performers = Arrays.copyOf(performers, performers.length); 45 this.player = player; 46 for (final ModelPerformer p : this.performers) { 47 if (p.isReleaseTriggered()) { 48 noteOffUsed = true; 49 } else { 50 noteOnUsed = true; 51 } 52 } 53 } 54 55 public void close() { 56 } 57 58 public void noteOff(int noteNumber, int velocity) { 59 if (!noteOffUsed) 60 return; 61 for (int i = 0; i < performers.length; i++) { 62 ModelPerformer p = performers[i]; 63 if (p.getKeyFrom() <= noteNumber && p.getKeyTo() >= noteNumber) { 64 if (p.getVelFrom() <= velocity && p.getVelTo() >= velocity) { 65 if (p.isReleaseTriggered()) { 66 player.play(i, null); 67 } 68 } 69 } 70 } 71 } 72 73 public void noteOn(int noteNumber, int velocity) { 74 if (!noteOnUsed) 75 return; 76 for (int i = 0; i < performers.length; i++) { 77 ModelPerformer p = performers[i]; 78 if (p.getKeyFrom() <= noteNumber && p.getKeyTo() >= noteNumber) { 79 if (p.getVelFrom() <= velocity && p.getVelTo() >= velocity) { 80 if (!p.isReleaseTriggered()) { 81 player.play(i, null); 82 } 83 } 84 } 85 } 86 } 87 }