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1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
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2
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3 /*
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4 Sonic Visualiser
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5 An audio file viewer and annotation editor.
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6 Centre for Digital Music, Queen Mary, University of London.
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7 This file copyright 2006 Chris Cannam.
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8
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9 This program is free software; you can redistribute it and/or
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10 modify it under the terms of the GNU General Public License as
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11 published by the Free Software Foundation; either version 2 of the
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12 License, or (at your option) any later version. See the file
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13 COPYING included with this distribution for more information.
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14 */
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15
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16 #include "PlayParameters.h"
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17
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18 #include <iostream>
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19
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20 #include <QTextStream>
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21
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22 void
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23 PlayParameters::copyFrom(const PlayParameters *pp)
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24 {
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25 bool changed = false;
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26
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27 if (m_playMuted != pp->isPlayMuted()) {
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28 m_playMuted = pp->isPlayMuted();
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29 emit playMutedChanged(m_playMuted);
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30 emit playAudibleChanged(!m_playMuted);
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31 changed = true;
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32 }
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33
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34 if (m_playPan != pp->getPlayPan()) {
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35 m_playPan = pp->getPlayPan();
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36 emit playPanChanged(m_playPan);
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37 changed = true;
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38 }
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39
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40 if (m_playGain != pp->getPlayGain()) {
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41 m_playGain = pp->getPlayGain();
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42 emit playGainChanged(m_playGain);
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43 changed = true;
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44 }
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45
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46 if (m_playSampleId != pp->getPlaySampleId()) {
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47 m_playSampleId = pp->getPlaySampleId();
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48 emit playSampleIdChanged(m_playSampleId);
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49 changed = true;
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50 }
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51
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52 if (changed) emit playParametersChanged();
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53 }
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54
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55 void
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56 PlayParameters::toXml(QTextStream &stream,
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57 QString indent,
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58 QString extraAttributes) const
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59 {
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60 stream << indent;
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61 stream << QString("<playparameters mute=\"%1\" pan=\"%2\" gain=\"%3\" sampleId=\"%4\" %6")
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62 .arg(m_playMuted ? "true" : "false")
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63 .arg(m_playPan)
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64 .arg(m_playGain)
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65 .arg(m_playSampleId)
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66 .arg(extraAttributes);
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67 stream << "/>\n";
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68 }
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69
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70 void
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71 PlayParameters::setPlayMuted(bool muted)
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72 {
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73 // cerr << "PlayParameters: setPlayMuted(" << muted << ")" << endl;
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74 if (m_playMuted != muted) {
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75 m_playMuted = muted;
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76 emit playMutedChanged(muted);
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77 emit playAudibleChanged(!muted);
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78 emit playParametersChanged();
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79 }
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80 }
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81
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82 void
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83 PlayParameters::setPlayAudible(bool audible)
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84 {
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85 // cerr << "PlayParameters(" << this << "): setPlayAudible(" << audible << ")" << endl;
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86 setPlayMuted(!audible);
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87 }
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88
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89 void
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90 PlayParameters::setPlayPan(float pan)
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91 {
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92 if (m_playPan != pan) {
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93 m_playPan = pan;
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94 emit playPanChanged(pan);
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95 emit playParametersChanged();
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96 }
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97 }
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98
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99 void
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100 PlayParameters::setPlayGain(float gain)
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101 {
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102 if (m_playGain != gain) {
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103 m_playGain = gain;
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104 emit playGainChanged(gain);
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105 emit playParametersChanged();
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106 }
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107 }
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108
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109 void
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110 PlayParameters::setPlaySampleId(QString id)
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111 {
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112 if (m_playSampleId != id) {
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113 m_playSampleId = id;
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114 emit playSampleIdChanged(id);
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115 emit playParametersChanged();
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116 }
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117 }
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118
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119 void
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120 PlayParameters::setPlayPluginConfiguration(QString configuration)
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121 {
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122 //!!! need to parse out sample id from e.g. configuration ==
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123 //!!! <plugin program="piano"/>
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124 /*
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125 if (m_playPluginConfiguration != configuration) {
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126 m_playPluginConfiguration = configuration;
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127 // cerr << "PlayParameters(" << this << "): setPlayPluginConfiguration to \"" << configuration << "\"" << endl;
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128 emit playPluginConfigurationChanged(configuration);
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129 emit playParametersChanged();
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130 }
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131 */
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132 }
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133
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134
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