annotate data/model/Model.cpp @ 409:6075c90744d4

...
author Chris Cannam
date Fri, 09 May 2008 12:39:02 +0000
parents 88ad01799040
children af7b6e55895b
rev   line source
Chris@150 1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
Chris@150 2
Chris@150 3 /*
Chris@150 4 Sonic Visualiser
Chris@150 5 An audio file viewer and annotation editor.
Chris@150 6 Centre for Digital Music, Queen Mary, University of London.
Chris@150 7 This file copyright 2006 Chris Cannam.
Chris@150 8
Chris@150 9 This program is free software; you can redistribute it and/or
Chris@150 10 modify it under the terms of the GNU General Public License as
Chris@150 11 published by the Free Software Foundation; either version 2 of the
Chris@150 12 License, or (at your option) any later version. See the file
Chris@150 13 COPYING included with this distribution for more information.
Chris@150 14 */
Chris@150 15
Chris@150 16 #include "Model.h"
Chris@319 17 #include "AlignmentModel.h"
Chris@150 18
Chris@150 19 #include <QTextStream>
Chris@150 20
Chris@150 21 #include <iostream>
Chris@150 22
Chris@150 23 const int Model::COMPLETION_UNKNOWN = -1;
Chris@150 24
Chris@150 25 Model::~Model()
Chris@150 26 {
Chris@360 27 std::cerr << "Model::~Model(" << this << ")" << std::endl;
Chris@150 28
Chris@319 29 if (!m_aboutToDelete) {
Chris@319 30 std::cerr << "NOTE: Model::~Model(" << this << ", \""
Chris@319 31 << objectName().toStdString() << "\"): Model deleted "
Chris@319 32 << "with no aboutToDelete notification" << std::endl;
Chris@319 33 }
Chris@319 34
Chris@319 35 if (m_alignment) {
Chris@319 36 m_alignment->aboutToDelete();
Chris@319 37 delete m_alignment;
Chris@319 38 }
Chris@150 39 }
Chris@150 40
Chris@150 41 void
Chris@319 42 Model::setSourceModel(Model *model)
Chris@319 43 {
Chris@319 44 if (m_sourceModel) {
Chris@319 45 disconnect(m_sourceModel, SIGNAL(aboutToBeDeleted()),
Chris@319 46 this, SLOT(sourceModelAboutToBeDeleted()));
Chris@319 47 }
Chris@319 48
Chris@319 49 m_sourceModel = model;
Chris@319 50
Chris@319 51 if (m_sourceModel) {
Chris@333 52 connect(m_sourceModel, SIGNAL(alignmentCompletionChanged()),
Chris@333 53 this, SIGNAL(alignmentCompletionChanged()));
Chris@319 54 connect(m_sourceModel, SIGNAL(aboutToBeDeleted()),
Chris@319 55 this, SLOT(sourceModelAboutToBeDeleted()));
Chris@319 56 }
Chris@319 57 }
Chris@319 58
Chris@319 59 void
Chris@319 60 Model::aboutToDelete()
Chris@319 61 {
Chris@360 62 std::cerr << "Model(" << this << ")::aboutToDelete()" << std::endl;
Chris@360 63
Chris@319 64 if (m_aboutToDelete) {
Chris@319 65 std::cerr << "WARNING: Model(" << this << ", \""
Chris@319 66 << objectName().toStdString() << "\")::aboutToDelete: "
Chris@319 67 << "aboutToDelete called more than once for the same model"
Chris@319 68 << std::endl;
Chris@319 69 }
Chris@319 70
Chris@319 71 emit aboutToBeDeleted();
Chris@319 72 m_aboutToDelete = true;
Chris@319 73 }
Chris@319 74
Chris@319 75 void
Chris@319 76 Model::sourceModelAboutToBeDeleted()
Chris@319 77 {
Chris@319 78 m_sourceModel = 0;
Chris@319 79 }
Chris@319 80
Chris@319 81 void
Chris@319 82 Model::setAlignment(AlignmentModel *alignment)
Chris@319 83 {
Chris@319 84 if (m_alignment) {
Chris@319 85 m_alignment->aboutToDelete();
Chris@319 86 delete m_alignment;
Chris@319 87 }
Chris@319 88 m_alignment = alignment;
Chris@319 89 connect(m_alignment, SIGNAL(completionChanged()),
Chris@319 90 this, SIGNAL(alignmentCompletionChanged()));
Chris@319 91 }
Chris@319 92
Chris@407 93 const AlignmentModel *
Chris@407 94 Model::getAlignment() const
Chris@407 95 {
Chris@407 96 return m_alignment;
Chris@407 97 }
Chris@407 98
Chris@319 99 const Model *
Chris@319 100 Model::getAlignmentReference() const
Chris@319 101 {
Chris@333 102 if (!m_alignment) {
Chris@333 103 if (m_sourceModel) return m_sourceModel->getAlignmentReference();
Chris@371 104 return 0;
Chris@333 105 }
Chris@319 106 return m_alignment->getReferenceModel();
Chris@319 107 }
Chris@319 108
Chris@319 109 size_t
Chris@319 110 Model::alignToReference(size_t frame) const
Chris@319 111 {
Chris@333 112 if (!m_alignment) {
Chris@333 113 if (m_sourceModel) return m_sourceModel->alignToReference(frame);
Chris@333 114 else return frame;
Chris@333 115 }
Chris@333 116 size_t refFrame = m_alignment->toReference(frame);
Chris@340 117 const Model *m = m_alignment->getReferenceModel();
Chris@340 118 if (m && refFrame > m->getEndFrame()) refFrame = m->getEndFrame();
Chris@333 119 return refFrame;
Chris@319 120 }
Chris@319 121
Chris@319 122 size_t
Chris@319 123 Model::alignFromReference(size_t refFrame) const
Chris@319 124 {
Chris@333 125 if (!m_alignment) {
Chris@333 126 if (m_sourceModel) return m_sourceModel->alignFromReference(refFrame);
Chris@333 127 else return refFrame;
Chris@333 128 }
Chris@333 129 size_t frame = m_alignment->fromReference(refFrame);
Chris@340 130 if (frame > getEndFrame()) frame = getEndFrame();
Chris@333 131 return frame;
Chris@319 132 }
Chris@319 133
Chris@319 134 int
Chris@319 135 Model::getAlignmentCompletion() const
Chris@319 136 {
Chris@323 137 // std::cerr << "Model::getAlignmentCompletion" << std::endl;
Chris@333 138 if (!m_alignment) {
Chris@333 139 if (m_sourceModel) return m_sourceModel->getAlignmentCompletion();
Chris@333 140 else return 100;
Chris@333 141 }
Chris@319 142 int completion = 0;
Chris@319 143 (void)m_alignment->isReady(&completion);
Chris@323 144 // std::cerr << " -> " << completion << std::endl;
Chris@319 145 return completion;
Chris@319 146 }
Chris@319 147
Chris@333 148 QString
Chris@333 149 Model::getTitle() const
Chris@333 150 {
Chris@333 151 if (m_sourceModel) return m_sourceModel->getTitle();
Chris@345 152 else return "";
Chris@333 153 }
Chris@333 154
Chris@333 155 QString
Chris@333 156 Model::getMaker() const
Chris@333 157 {
Chris@333 158 if (m_sourceModel) return m_sourceModel->getMaker();
Chris@345 159 else return "";
Chris@345 160 }
Chris@345 161
Chris@345 162 QString
Chris@345 163 Model::getLocation() const
Chris@345 164 {
Chris@345 165 if (m_sourceModel) return m_sourceModel->getLocation();
Chris@345 166 else return "";
Chris@333 167 }
Chris@333 168
Chris@319 169 void
Chris@150 170 Model::toXml(QTextStream &stream, QString indent,
Chris@150 171 QString extraAttributes) const
Chris@150 172 {
Chris@150 173 stream << indent;
Chris@150 174 stream << QString("<model id=\"%1\" name=\"%2\" sampleRate=\"%3\" start=\"%4\" end=\"%5\" %6/>\n")
Chris@150 175 .arg(getObjectExportId(this))
Chris@150 176 .arg(encodeEntities(objectName()))
Chris@150 177 .arg(getSampleRate())
Chris@150 178 .arg(getStartFrame())
Chris@150 179 .arg(getEndFrame())
Chris@150 180 .arg(extraAttributes);
Chris@150 181 }
Chris@150 182
Chris@150 183