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1 /*
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2 Cross-Modal DAW Prototype - Prototype of a simple Cross-Modal Digital Audio Workstation.
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3
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4 Copyright (C) 2015 Queen Mary University of London (http://depic.eecs.qmul.ac.uk/)
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5
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6 This program is free software: you can redistribute it and/or modify
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7 it under the terms of the GNU General Public License as published by
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8 the Free Software Foundation, either version 3 of the License, or
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9 (at your option) any later version.
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10
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11 This program is distributed in the hope that it will be useful,
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12 but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 GNU General Public License for more details.
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15
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16 You should have received a copy of the GNU General Public License
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17 along with this program. If not, see <http://www.gnu.org/licenses/>.
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18 */
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19 package uk.ac.qmul.eecs.depic.daw.gui;
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20
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21 import java.beans.PropertyChangeEvent;
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22 import java.beans.PropertyChangeListener;
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23
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24 import javax.swing.event.ChangeEvent;
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25 import javax.swing.event.ChangeListener;
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26
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27 import uk.ac.qmul.eecs.depic.daw.Daw;
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28 import uk.ac.qmul.eecs.depic.daw.Selection;
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29 import uk.ac.qmul.eecs.depic.daw.Sonification;
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30 import uk.ac.qmul.eecs.depic.daw.SoundType;
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31 import uk.ac.qmul.eecs.depic.daw.SoundWave;
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32
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33 /**
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34 * Plays sonification sounds of the audio track through the member variable of
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35 * type {@code Sonification} that is initialized with {@code Daw.getSoundEngineFactory().getSharedSonification()}
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36 *
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37 * Listen to property changes of AudioTrack objects ("cursorPos" and "mouseDragSelection" properties)
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38 * and to changes of sequence graphs (automation graphs) objects.
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39 *
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40 */
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41 class AudioTrackSonification implements PropertyChangeListener, ChangeListener {
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42 private Sonification sonification = Daw.getSoundEngineFactory().getSharedSonification();
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43 private AudioTrack track;
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44
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45 AudioTrackSonification(AudioTrack track){
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46 this.track = track;
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47 }
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48
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49 @Override
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50 public void propertyChange(PropertyChangeEvent evt) {
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51 if("cursorPos".equals(evt.getPropertyName())){
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52 AudioTrack track = (AudioTrack)evt.getSource();
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53 SoundWave soundWave = track.getSoundWave();
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54 int newPos = (Integer)evt.getNewValue();
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55
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56 if(soundWave.hasSequence()){
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57 /* check if the cursor stumbled upon or left an automation point */
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58 for(SequencePoint p : track.getAutomationGraph().getSequencePoints()){
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59 if(p.isXCentredAt(newPos)){
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60 sonification.getSequenceMapping(SoundType.AUTOMATION).renderValue(p.getSequenceValue()); //FIXME remove comments
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61 }
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62 }
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63
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64 if(track.showAutomationSound){
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65 sonification.getSequenceMapping(SoundType.AUTOMATION).renderCurveAt(
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66 soundWave.getSequence(),
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67 soundWave.getMillisecPerChunk() * newPos,
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68 Float.POSITIVE_INFINITY);
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69 }
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70 }
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71
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72 if(soundWave.getDbWave().hasSequence()){
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73 /* check if the cursor stumbled upon or left an automation point */
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74 // for(SequencePoint p : track.getPeakLevelGraph().getSequencePoints()){
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75 // if(p.isXCentredAt(newPos)){
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76 // sonification.getSequenceMapping(GuiSoundType.PEAK_LEVEL).renderValue(p.getSequenceValue());
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77 // }
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78 // }
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79
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80 if(track.showPeakLevelSound){
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81 sonification.getSequenceMapping(SoundType.PEAK_LEVEL).renderCurveAt(
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82 soundWave.getDbWave().getSequence(),
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83 soundWave.getMillisecPerChunk() * newPos,
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84 Float.POSITIVE_INFINITY);
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85 }
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86 }
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87
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88 if(track.trackInteraction.getMouseSelection().isOpen()){
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89 return;
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90 }
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91
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92 /* play selection sound if within selection, stop it if without */
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93 if(track.trackInteraction.getMouseSelection().contains(newPos)){
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94 sonification.withinSelection(1.0f, 0.0f);
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95 }else {
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96 sonification.outsideSelection();
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97 }
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98
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99 if(track.trackInteraction.getMouseSelection().getStart() == newPos){
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100 sonification.play(SoundType.SHIFT_START);
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101 }else if(track.trackInteraction.getMouseSelection().getEnd() == newPos){
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102 sonification.play(SoundType.SHIFT_END);
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103 }
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104 }else if("mouseDragSelection".equals(evt.getPropertyName())){
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105 if( ((Selection)evt.getNewValue()).isOpen() ){
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106 sonification.outsideSelection();
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107 }
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108 }
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109 }
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110
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111 @Override
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112 public void stateChanged(ChangeEvent evt) {
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113 if(track.showAutomationSound){
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114 SoundWave soundWave = track.getSoundWave();
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115 sonification.getSequenceMapping(SoundType.AUTOMATION).renderCurveAt(
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116 soundWave.getSequence(),
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117 soundWave.getMillisecPerChunk() * soundWave.getCurrentChunkPosition(),
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118 Float.POSITIVE_INFINITY);
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119 }
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120 }
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121
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122 }
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