Chris@45: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
Chris@45: 
Chris@45: /*
Chris@45:     Sonic Visualiser
Chris@45:     An audio file viewer and annotation editor.
Chris@45:     Centre for Digital Music, Queen Mary, University of London.
Chris@45:     This file copyright 2006 Chris Cannam and QMUL.
Chris@45:     
Chris@45:     This program is free software; you can redistribute it and/or
Chris@45:     modify it under the terms of the GNU General Public License as
Chris@45:     published by the Free Software Foundation; either version 2 of the
Chris@45:     License, or (at your option) any later version.  See the file
Chris@45:     COPYING included with this distribution for more information.
Chris@45: */
Chris@45: 
Chris@45: #include "SVFileReader.h"
Chris@45: 
Chris@45: #include "layer/Layer.h"
Chris@45: #include "view/View.h"
Chris@45: #include "base/PlayParameters.h"
Chris@45: #include "base/PlayParameterRepository.h"
Chris@116: #include "base/Preferences.h"
Chris@45: 
Chris@45: #include "data/fileio/AudioFileReaderFactory.h"
Chris@45: #include "data/fileio/FileSource.h"
Chris@45: 
Chris@170: #include "data/fileio/FileFinder.h"
Chris@109: 
Chris@479: #include "data/model/ReadOnlyWaveFileModel.h"
Chris@45: #include "data/model/EditableDenseThreeDimensionalModel.h"
Chris@45: #include "data/model/SparseOneDimensionalModel.h"
Chris@45: #include "data/model/SparseTimeValueModel.h"
Chris@45: #include "data/model/NoteModel.h"
Chris@343: #include "data/model/FlexiNoteModel.h"
Chris@137: #include "data/model/RegionModel.h"
Chris@45: #include "data/model/TextModel.h"
Chris@45: #include "data/model/ImageModel.h"
Chris@111: #include "data/model/AlignmentModel.h"
Chris@45: 
Chris@106: #include "transform/TransformFactory.h"
Chris@72: 
Chris@45: #include "view/Pane.h"
Chris@45: 
Chris@109: #include "widgets/ProgressDialog.h"
Chris@109: 
Chris@45: #include "Document.h"
Chris@45: 
Chris@45: #include <QString>
Chris@45: #include <QMessageBox>
Chris@45: #include <QFileDialog>
Chris@45: 
Chris@45: #include <iostream>
Chris@45: 
Chris@45: SVFileReader::SVFileReader(Document *document,
Chris@595:                            SVFileReaderPaneCallback &callback,
Chris@45:                            QString location) :
Chris@45:     m_document(document),
Chris@45:     m_paneCallback(callback),
Chris@45:     m_location(location),
Chris@45:     m_currentPane(0),
Chris@410:     m_currentLayer(0),
Chris@45:     m_currentDataset(0),
Chris@45:     m_currentDerivedModel(0),
Chris@45:     m_currentDerivedModelId(-1),
Chris@45:     m_currentPlayParameters(0),
Chris@72:     m_currentTransformSource(0),
Chris@410:     m_currentTransformChannel(0),
Chris@410:     m_currentTransformIsNewStyle(true),
Chris@45:     m_datasetSeparator(" "),
Chris@45:     m_inRow(false),
Chris@45:     m_inLayer(false),
Chris@45:     m_inView(false),
Chris@410:     m_inData(false),
Chris@410:     m_inSelections(false),
Chris@45:     m_rowNumber(0),
Chris@45:     m_ok(false)
Chris@45: {
Chris@45: }
Chris@45: 
Chris@45: void
Chris@45: SVFileReader::parse(const QString &xmlData)
Chris@45: {
Chris@45:     QXmlInputSource inputSource;
Chris@45:     inputSource.setData(xmlData);
Chris@45:     parse(inputSource);
Chris@45: }
Chris@45: 
Chris@45: void
Chris@45: SVFileReader::parse(QXmlInputSource &inputSource)
Chris@45: {
Chris@45:     QXmlSimpleReader reader;
Chris@45:     reader.setContentHandler(this);
Chris@45:     reader.setErrorHandler(this);
Chris@45:     m_ok = reader.parse(inputSource);
Chris@45: }    
Chris@45: 
Chris@45: bool
Chris@45: SVFileReader::isOK()
Chris@45: {
Chris@45:     return m_ok;
Chris@45: }
Chris@595:         
Chris@45: SVFileReader::~SVFileReader()
Chris@45: {
Chris@45:     if (!m_awaitingDatasets.empty()) {
Chris@595:         cerr << "WARNING: SV-XML: File ended with "
Chris@595:                   << m_awaitingDatasets.size() << " unfilled model dataset(s)"
Chris@595:                   << endl;
Chris@45:     }
Chris@45: 
Chris@45:     std::set<Model *> unaddedModels;
Chris@45: 
Chris@45:     for (std::map<int, Model *>::iterator i = m_models.begin();
Chris@595:          i != m_models.end(); ++i) {
Chris@595:         if (m_addedModels.find(i->second) == m_addedModels.end()) {
Chris@595:             unaddedModels.insert(i->second);
Chris@595:         }
Chris@45:     }
Chris@45: 
Chris@45:     if (!unaddedModels.empty()) {
Chris@595:         cerr << "WARNING: SV-XML: File contained "
Chris@595:                   << unaddedModels.size() << " unused models"
Chris@595:                   << endl;
Chris@595:         while (!unaddedModels.empty()) {
Chris@595:             delete *unaddedModels.begin();
Chris@595:             unaddedModels.erase(unaddedModels.begin());
Chris@595:         }
Chris@595:     }        
Chris@45: }
Chris@45: 
Chris@45: bool
Chris@45: SVFileReader::startElement(const QString &, const QString &,
Chris@595:                            const QString &qName,
Chris@595:                            const QXmlAttributes &attributes)
Chris@45: {
Chris@45:     QString name = qName.toLower();
Chris@45: 
Chris@45:     bool ok = false;
Chris@45: 
Chris@45:     // Valid element names:
Chris@45:     //
Chris@45:     // sv
Chris@45:     // data
Chris@45:     // dataset
Chris@45:     // display
Chris@45:     // derivation
Chris@45:     // playparameters
Chris@45:     // layer
Chris@45:     // model
Chris@45:     // point
Chris@45:     // row
Chris@45:     // view
Chris@45:     // window
Chris@72:     // plugin
Chris@72:     // transform
Chris@72:     // selections
Chris@72:     // selection
Chris@72:     // measurement
Chris@45: 
Chris@45:     if (name == "sv") {
Chris@45: 
Chris@595:         // nothing needed
Chris@595:         ok = true;
Chris@45: 
Chris@45:     } else if (name == "data") {
Chris@45: 
Chris@595:         // nothing needed
Chris@595:         m_inData = true;
Chris@595:         ok = true;
Chris@45: 
Chris@45:     } else if (name == "display") {
Chris@45: 
Chris@595:         // nothing needed
Chris@595:         ok = true;
Chris@45: 
Chris@45:     } else if (name == "window") {
Chris@45: 
Chris@595:         ok = readWindow(attributes);
Chris@45: 
Chris@45:     } else if (name == "model") {
Chris@45: 
Chris@595:         ok = readModel(attributes);
Chris@45:     
Chris@45:     } else if (name == "dataset") {
Chris@595:         
Chris@595:         ok = readDatasetStart(attributes);
Chris@45: 
Chris@45:     } else if (name == "bin") {
Chris@595:         
Chris@595:         ok = addBinToDataset(attributes);
Chris@45:     
Chris@45:     } else if (name == "point") {
Chris@595:         
Chris@595:         ok = addPointToDataset(attributes);
Chris@45: 
Chris@45:     } else if (name == "row") {
Chris@45: 
Chris@595:         ok = addRowToDataset(attributes);
Chris@45: 
Chris@45:     } else if (name == "layer") {
Chris@45: 
Chris@45:         addUnaddedModels(); // all models must be specified before first layer
Chris@595:         ok = readLayer(attributes);
Chris@45: 
Chris@45:     } else if (name == "view") {
Chris@45: 
Chris@595:         m_inView = true;
Chris@595:         ok = readView(attributes);
Chris@45: 
Chris@45:     } else if (name == "derivation") {
Chris@45: 
Chris@595:         ok = readDerivation(attributes);
Chris@45: 
Chris@45:     } else if (name == "playparameters") {
Chris@45:         
Chris@45:         ok = readPlayParameters(attributes);
Chris@45: 
Chris@45:     } else if (name == "plugin") {
Chris@45: 
Chris@595:         ok = readPlugin(attributes);
Chris@45: 
Chris@45:     } else if (name == "selections") {
Chris@45: 
Chris@595:         m_inSelections = true;
Chris@595:         ok = true;
Chris@45: 
Chris@45:     } else if (name == "selection") {
Chris@45: 
Chris@595:         ok = readSelection(attributes);
Chris@45: 
Chris@45:     } else if (name == "measurement") {
Chris@45: 
Chris@45:         ok = readMeasurement(attributes);
Chris@45: 
Chris@72:     } else if (name == "transform") {
Chris@72:         
Chris@72:         ok = readTransform(attributes);
Chris@72: 
Chris@72:     } else if (name == "parameter") {
Chris@72: 
Chris@72:         ok = readParameter(attributes);
Chris@72: 
Chris@45:     } else {
Chris@293:         cerr << "WARNING: SV-XML: Unexpected element \""
Chris@294:                   << name << "\"" << endl;
Chris@45:     }
Chris@45: 
Chris@45:     if (!ok) {
Chris@595:         cerr << "WARNING: SV-XML: Failed to completely process element \""
Chris@595:                   << name << "\"" << endl;
Chris@45:     }
Chris@45: 
Chris@45:     return true;
Chris@45: }
Chris@45: 
Chris@45: bool
Chris@45: SVFileReader::characters(const QString &text)
Chris@45: {
Chris@45:     bool ok = false;
Chris@45: 
Chris@45:     if (m_inRow) {
Chris@595:         ok = readRowData(text);
Chris@595:         if (!ok) {
Chris@595:             cerr << "WARNING: SV-XML: Failed to read row data content for row " << m_rowNumber << endl;
Chris@595:         }
Chris@45:     }
Chris@45: 
Chris@45:     return true;
Chris@45: }
Chris@45: 
Chris@45: bool
Chris@45: SVFileReader::endElement(const QString &, const QString &,
Chris@595:                          const QString &qName)
Chris@45: {
Chris@45:     QString name = qName.toLower();
Chris@45: 
Chris@45:     if (name == "dataset") {
Chris@45: 
Chris@595:         if (m_currentDataset) {
Chris@595:             
Chris@595:             bool foundInAwaiting = false;
Chris@45: 
Chris@595:             for (std::map<int, int>::iterator i = m_awaitingDatasets.begin();
Chris@595:                  i != m_awaitingDatasets.end(); ++i) {
Chris@595:                 if (haveModel(i->second) &&
Chris@45:                     m_models[i->second] == m_currentDataset) {
Chris@595:                     m_awaitingDatasets.erase(i);
Chris@595:                     foundInAwaiting = true;
Chris@595:                     break;
Chris@595:                 }
Chris@595:             }
Chris@45: 
Chris@595:             if (!foundInAwaiting) {
Chris@595:                 cerr << "WARNING: SV-XML: Dataset precedes model, or no model uses dataset" << endl;
Chris@595:             }
Chris@595:         }
Chris@45: 
Chris@595:         m_currentDataset = 0;
Chris@45: 
Chris@45:     } else if (name == "data") {
Chris@45: 
Chris@45:         addUnaddedModels();
Chris@595:         m_inData = false;
Chris@45: 
Chris@45:     } else if (name == "derivation") {
Chris@45: 
Chris@45:         if (!m_currentDerivedModel) {
Chris@358:             if (m_currentDerivedModelId < 0) {
Chris@293:                 cerr << "WARNING: SV-XML: Bad derivation output model id "
Chris@293:                           << m_currentDerivedModelId << endl;
Chris@45:             } else if (haveModel(m_currentDerivedModelId)) {
Chris@293:                 cerr << "WARNING: SV-XML: Derivation has existing model "
Chris@45:                           << m_currentDerivedModelId
Chris@293:                           << " as target, not regenerating" << endl;
Chris@45:             } else {
Chris@78:                 QString message;
Chris@45:                 m_currentDerivedModel = m_models[m_currentDerivedModelId] =
Chris@72:                     m_document->addDerivedModel
Chris@72:                     (m_currentTransform,
Chris@72:                      ModelTransformer::Input(m_currentTransformSource,
Chris@78:                                              m_currentTransformChannel),
Chris@78:                      message);
Chris@79:                 if (!m_currentDerivedModel) {
Chris@79:                     emit modelRegenerationFailed(tr("(derived model in SV-XML)"),
Chris@79:                                                  m_currentTransform.getIdentifier(),
Chris@79:                                                  message);
Chris@79:                 } else if (message != "") {
Chris@79:                     emit modelRegenerationWarning(tr("(derived model in SV-XML)"),
Chris@79:                                                   m_currentTransform.getIdentifier(),
Chris@79:                                                   message);
Chris@79:                 }                    
Chris@45:             }
Chris@45:         } else {
Chris@329:             m_document->addAlreadyDerivedModel
Chris@72:                 (m_currentTransform,
Chris@72:                  ModelTransformer::Input(m_currentTransformSource,
Chris@72:                                          m_currentTransformChannel),
Chris@72:                  m_currentDerivedModel);
Chris@45:         }
Chris@45: 
Chris@45:         m_addedModels.insert(m_currentDerivedModel);
Chris@45:         m_currentDerivedModel = 0;
Chris@45:         m_currentDerivedModelId = -1;
Chris@72:         m_currentTransformSource = 0;
Chris@72:         m_currentTransform = Transform();
Chris@72:         m_currentTransformChannel = -1;
Chris@45: 
Chris@45:     } else if (name == "row") {
Chris@595:         m_inRow = false;
Chris@45:     } else if (name == "layer") {
Chris@45:         m_inLayer = false;
Chris@45:     } else if (name == "view") {
Chris@595:         m_inView = false;
Chris@45:     } else if (name == "selections") {
Chris@595:         m_inSelections = false;
Chris@45:     } else if (name == "playparameters") {
Chris@45:         m_currentPlayParameters = 0;
Chris@45:     }
Chris@45: 
Chris@45:     return true;
Chris@45: }
Chris@45: 
Chris@45: bool
Chris@45: SVFileReader::error(const QXmlParseException &exception)
Chris@45: {
Chris@45:     m_errorString =
Chris@595:         QString("ERROR: SV-XML: %1 at line %2, column %3")
Chris@595:         .arg(exception.message())
Chris@595:         .arg(exception.lineNumber())
Chris@595:         .arg(exception.columnNumber());
Chris@294:     cerr << m_errorString << endl;
Chris@45:     return QXmlDefaultHandler::error(exception);
Chris@45: }
Chris@45: 
Chris@45: bool
Chris@45: SVFileReader::fatalError(const QXmlParseException &exception)
Chris@45: {
Chris@45:     m_errorString =
Chris@595:         QString("FATAL ERROR: SV-XML: %1 at line %2, column %3")
Chris@595:         .arg(exception.message())
Chris@595:         .arg(exception.lineNumber())
Chris@595:         .arg(exception.columnNumber());
Chris@294:     cerr << m_errorString << endl;
Chris@45:     return QXmlDefaultHandler::fatalError(exception);
Chris@45: }
Chris@45: 
Chris@45: 
Chris@595: #define READ_MANDATORY(TYPE, NAME, CONVERSION)                      \
Chris@45:     TYPE NAME = attributes.value(#NAME).trimmed().CONVERSION(&ok); \
Chris@45:     if (!ok) { \
Chris@595:         cerr << "WARNING: SV-XML: Missing or invalid mandatory " #TYPE " attribute \"" #NAME "\"" << endl; \
Chris@595:         return false; \
Chris@45:     }
Chris@45: 
Chris@45: bool
Chris@576: SVFileReader::readWindow(const QXmlAttributes &)
Chris@45: {
Chris@576:     // The window element contains window dimensions, which we used to
Chris@576:     // read and size the window accordingly. This was a Bad Idea [tm]
Chris@576:     // and we now do nothing instead. See #1769 Loading window
Chris@576:     // dimensions from session file is a really bad idea
Chris@45:     return true;
Chris@45: }
Chris@45: 
Chris@45: void
Chris@45: SVFileReader::addUnaddedModels()
Chris@45: {
Chris@45:     std::set<Model *> unaddedModels;
Chris@45:     
Chris@45:     for (std::map<int, Model *>::iterator i = m_models.begin();
Chris@45:          i != m_models.end(); ++i) {
Chris@45:         if (m_addedModels.find(i->second) == m_addedModels.end()) {
Chris@45:             unaddedModels.insert(i->second);
Chris@45:         }
Chris@45:     }
Chris@45:     
Chris@45:     for (std::set<Model *>::iterator i = unaddedModels.begin();
Chris@45:          i != unaddedModels.end(); ++i) {
Chris@212:         Model *model = *i;
Chris@212:         // don't want to add these models, because their lifespans
Chris@212:         // are entirely dictated by the models that "own" them even
Chris@212:         // though they were read independently from the .sv file.
Chris@212:         // (pity we don't have a nicer way)
Chris@212:         if (!dynamic_cast<PathModel *>(model) &&
Chris@212:             !dynamic_cast<AlignmentModel *>(model)) {
Chris@212:             m_document->addImportedModel(model);
Chris@212:         }
Chris@212:         // but we add all models here, so they don't get deleted
Chris@212:         // when the file loader is destroyed
Chris@212:         m_addedModels.insert(model);
Chris@45:     }
Chris@45: }
Chris@45: 
Chris@45: bool
Chris@45: SVFileReader::readModel(const QXmlAttributes &attributes)
Chris@45: {
Chris@45:     bool ok = false;
Chris@45: 
Chris@45:     READ_MANDATORY(int, id, toInt);
Chris@45: 
Chris@45:     if (haveModel(id)) {
Chris@595:         cerr << "WARNING: SV-XML: Ignoring duplicate model id " << id
Chris@595:                   << endl;
Chris@595:         return false;
Chris@45:     }
Chris@45: 
Chris@45:     QString name = attributes.value("name");
Chris@45: 
Chris@233:     SVDEBUG << "SVFileReader::readModel: model name \"" << name << "\"" << endl;
Chris@45: 
Chris@436:     READ_MANDATORY(double, sampleRate, toDouble);
Chris@45: 
Chris@45:     QString type = attributes.value("type").trimmed();
Chris@362:     bool isMainModel = (attributes.value("mainModel").trimmed() == "true");
Chris@45: 
Chris@45:     if (type == "wavefile") {
Chris@595:         
Chris@45:         WaveFileModel *model = 0;
Chris@45:         FileFinder *ff = FileFinder::getInstance();
Chris@45:         QString originalPath = attributes.value("file");
Chris@45:         QString path = ff->find(FileFinder::AudioFile,
Chris@45:                                 originalPath, m_location);
Chris@45: 
Chris@248:         SVDEBUG << "Wave file originalPath = " << originalPath << ", path = "
Chris@248:                   << path << endl;
Chris@248: 
Chris@109:         ProgressDialog dialog(tr("Opening file or URL..."), true, 2000);
Chris@109:         FileSource file(path, &dialog);
Chris@45:         file.waitForStatus();
Chris@45: 
Chris@45:         if (!file.isOK()) {
Chris@293:             cerr << "SVFileReader::readModel: Failed to retrieve file \"" << path << "\" for wave file model: " << file.getErrorString() << endl;
Chris@45:         } else if (!file.isAvailable()) {
Chris@293:             cerr << "SVFileReader::readModel: Failed to retrieve file \"" << path << "\" for wave file model: Source unavailable" << endl;
Chris@45:         } else {
Chris@45: 
Chris@45:             file.waitForData();
Chris@116: 
Chris@436:             sv_samplerate_t rate = sampleRate;
Chris@116: 
Chris@360:             if (Preferences::getInstance()->getFixedSampleRate() != 0) {
Chris@360:                 rate = Preferences::getInstance()->getFixedSampleRate();
Chris@362:             } else if (rate == 0 &&
Chris@362:                        !isMainModel &&
Chris@360:                        Preferences::getInstance()->getResampleOnLoad()) {
Chris@116:                 WaveFileModel *mm = m_document->getMainModel();
Chris@116:                 if (mm) rate = mm->getSampleRate();
Chris@116:             }
Chris@116: 
Chris@479:             model = new ReadOnlyWaveFileModel(file, rate);
Chris@45:             if (!model->isOK()) {
Chris@45:                 delete model;
Chris@45:                 model = 0;
Chris@45:             }
Chris@45:         }
Chris@45: 
Chris@45:         if (!model) return false;
Chris@45: 
Chris@45:         model->setObjectName(name);
Chris@595:         m_models[id] = model;
Chris@595:         if (isMainModel) {
Chris@595:             m_document->setMainModel(model);
Chris@595:             m_addedModels.insert(model);
Chris@595:         }
Chris@595:         // Derived models will be added when their derivation
Chris@595:         // is found.
Chris@45: 
Chris@595:         return true;
Chris@45: 
Chris@45:     } else if (type == "dense") {
Chris@595:         
Chris@595:         READ_MANDATORY(int, dimensions, toInt);
Chris@595:                     
Chris@595:         // Currently the only dense model we support here is the dense
Chris@595:         // 3d model.  Dense time-value models are always file-backed
Chris@595:         // waveform data, at this point, and they come in as wavefile
Chris@595:         // models.
Chris@595:         
Chris@595:         if (dimensions == 3) {
Chris@595:             
Chris@595:             READ_MANDATORY(int, windowSize, toInt);
Chris@595:             READ_MANDATORY(int, yBinCount, toInt);
Chris@595:             
Chris@45:             EditableDenseThreeDimensionalModel *model =
Chris@595:                 new EditableDenseThreeDimensionalModel
Chris@153:                 (sampleRate, windowSize, yBinCount,
Chris@153:                  EditableDenseThreeDimensionalModel::NoCompression);
Chris@595:             
Chris@595:             float minimum = attributes.value("minimum").trimmed().toFloat(&ok);
Chris@595:             if (ok) model->setMinimumLevel(minimum);
Chris@595:             
Chris@595:             float maximum = attributes.value("maximum").trimmed().toFloat(&ok);
Chris@595:             if (ok) model->setMaximumLevel(maximum);
Chris@45: 
Chris@595:             int dataset = attributes.value("dataset").trimmed().toInt(&ok);
Chris@595:             if (ok) m_awaitingDatasets[dataset] = id;
Chris@45: 
Chris@181:             int startFrame = attributes.value("startFrame").trimmed().toInt(&ok);
Chris@181:             if (ok) model->setStartFrame(startFrame);
Chris@181: 
Chris@45:             model->setObjectName(name);
Chris@595:             m_models[id] = model;
Chris@595:             return true;
Chris@45: 
Chris@595:         } else {
Chris@45: 
Chris@595:             cerr << "WARNING: SV-XML: Unexpected dense model dimension ("
Chris@595:                       << dimensions << ")" << endl;
Chris@595:         }
Chris@45:     } else if (type == "sparse") {
Chris@45: 
Chris@595:         READ_MANDATORY(int, dimensions, toInt);
Chris@595:                   
Chris@595:         if (dimensions == 1) {
Chris@595:             
Chris@595:             READ_MANDATORY(int, resolution, toInt);
Chris@45: 
Chris@45:             if (attributes.value("subtype") == "image") {
Chris@45: 
Chris@45:                 bool notifyOnAdd = (attributes.value("notifyOnAdd") == "true");
Chris@45:                 ImageModel *model = new ImageModel(sampleRate, resolution,
Chris@45:                                                    notifyOnAdd);
Chris@45:                 model->setObjectName(name);
Chris@45:                 m_models[id] = model;
Chris@45: 
Chris@45:             } else {
Chris@45: 
Chris@45:                 SparseOneDimensionalModel *model = new SparseOneDimensionalModel
Chris@45:                     (sampleRate, resolution);
Chris@45:                 model->setObjectName(name);
Chris@45:                 m_models[id] = model;
Chris@45:             }
Chris@45: 
Chris@595:             int dataset = attributes.value("dataset").trimmed().toInt(&ok);
Chris@595:             if (ok) m_awaitingDatasets[dataset] = id;
Chris@45: 
Chris@595:             return true;
Chris@45: 
Chris@595:         } else if (dimensions == 2 || dimensions == 3) {
Chris@595:             
Chris@595:             READ_MANDATORY(int, resolution, toInt);
Chris@45: 
Chris@45:             bool haveMinMax = true;
Chris@595:             float minimum = attributes.value("minimum").trimmed().toFloat(&ok);
Chris@45:             if (!ok) haveMinMax = false;
Chris@595:             float maximum = attributes.value("maximum").trimmed().toFloat(&ok);
Chris@45:             if (!ok) haveMinMax = false;
Chris@45: 
Chris@595:             float valueQuantization =
Chris@595:                 attributes.value("valueQuantization").trimmed().toFloat(&ok);
Chris@45: 
Chris@595:             bool notifyOnAdd = (attributes.value("notifyOnAdd") == "true");
Chris@45: 
Chris@45:             QString units = attributes.value("units");
Chris@45: 
Chris@595:             if (dimensions == 2) {
Chris@595:                 if (attributes.value("subtype") == "text") {
Chris@595:                     TextModel *model = new TextModel
Chris@595:                         (sampleRate, resolution, notifyOnAdd);
Chris@45:                     model->setObjectName(name);
Chris@595:                     m_models[id] = model;
Chris@111:                 } else if (attributes.value("subtype") == "path") {
Chris@111:                     PathModel *model = new PathModel
Chris@111:                         (sampleRate, resolution, notifyOnAdd);
Chris@111:                     model->setObjectName(name);
Chris@111:                     m_models[id] = model;
Chris@595:                 } else {
Chris@595:                     SparseTimeValueModel *model;
Chris@45:                     if (haveMinMax) {
Chris@45:                         model = new SparseTimeValueModel
Chris@45:                             (sampleRate, resolution, minimum, maximum, notifyOnAdd);
Chris@45:                     } else {
Chris@45:                         model = new SparseTimeValueModel
Chris@45:                             (sampleRate, resolution, notifyOnAdd);
Chris@45:                     }
Chris@45:                     model->setScaleUnits(units);
Chris@45:                     model->setObjectName(name);
Chris@595:                     m_models[id] = model;
Chris@595:                 }
Chris@595:             } else {
Chris@137:                 if (attributes.value("subtype") == "region") {
Chris@137:                     RegionModel *model;
Chris@137:                     if (haveMinMax) {
Chris@137:                         model = new RegionModel
Chris@137:                             (sampleRate, resolution, minimum, maximum, notifyOnAdd);
Chris@137:                     } else {
Chris@137:                         model = new RegionModel
Chris@137:                             (sampleRate, resolution, notifyOnAdd);
Chris@137:                     }
Chris@137:                     model->setValueQuantization(valueQuantization);
Chris@137:                     model->setScaleUnits(units);
Chris@137:                     model->setObjectName(name);
Chris@137:                     m_models[id] = model;
Chris@343:                 } else if (attributes.value("subtype") == "flexinote") {
Chris@343:                     FlexiNoteModel *model;
Chris@343:                     if (haveMinMax) {
Chris@343:                         model = new FlexiNoteModel
Chris@343:                             (sampleRate, resolution, minimum, maximum, notifyOnAdd);
Chris@343:                     } else {
Chris@343:                         model = new FlexiNoteModel
Chris@343:                             (sampleRate, resolution, notifyOnAdd);
Chris@343:                     }
Chris@343:                     model->setValueQuantization(valueQuantization);
Chris@343:                     model->setScaleUnits(units);
Chris@343:                     model->setObjectName(name);
Chris@343:                     m_models[id] = model;
Chris@45:                 } else {
Chris@137:                     // note models written out by SV 1.3 and earlier
Chris@137:                     // have no subtype, so we can't test that
Chris@137:                     NoteModel *model;
Chris@137:                     if (haveMinMax) {
Chris@137:                         model = new NoteModel
Chris@137:                             (sampleRate, resolution, minimum, maximum, notifyOnAdd);
Chris@137:                     } else {
Chris@137:                         model = new NoteModel
Chris@137:                             (sampleRate, resolution, notifyOnAdd);
Chris@137:                     }
Chris@137:                     model->setValueQuantization(valueQuantization);
Chris@137:                     model->setScaleUnits(units);
Chris@137:                     model->setObjectName(name);
Chris@137:                     m_models[id] = model;
Chris@45:                 }
Chris@137:             }
Chris@45: 
Chris@595:             int dataset = attributes.value("dataset").trimmed().toInt(&ok);
Chris@595:             if (ok) m_awaitingDatasets[dataset] = id;
Chris@45: 
Chris@595:             return true;
Chris@45: 
Chris@595:         } else {
Chris@45: 
Chris@595:             cerr << "WARNING: SV-XML: Unexpected sparse model dimension ("
Chris@595:                       << dimensions << ")" << endl;
Chris@595:         }
Chris@111: 
Chris@111:     } else if (type == "alignment") {
Chris@111: 
Chris@111:         READ_MANDATORY(int, reference, toInt);
Chris@111:         READ_MANDATORY(int, aligned, toInt);
Chris@111:         READ_MANDATORY(int, path, toInt);
Chris@111: 
Chris@111:         Model *refModel = 0, *alignedModel = 0, *pathModel = 0;
Chris@111: 
Chris@111:         if (m_models.find(reference) != m_models.end()) {
Chris@111:             refModel = m_models[reference];
Chris@111:         } else {
Chris@293:             cerr << "WARNING: SV-XML: Unknown reference model id "
Chris@111:                       << reference << " in alignment model id " << id
Chris@293:                       << endl;
Chris@111:         }
Chris@111: 
Chris@111:         if (m_models.find(aligned) != m_models.end()) {
Chris@111:             alignedModel = m_models[aligned];
Chris@111:         } else {
Chris@293:             cerr << "WARNING: SV-XML: Unknown aligned model id "
Chris@111:                       << aligned << " in alignment model id " << id
Chris@293:                       << endl;
Chris@111:         }
Chris@111: 
Chris@111:         if (m_models.find(path) != m_models.end()) {
Chris@111:             pathModel = m_models[path];
Chris@111:         } else {
Chris@293:             cerr << "WARNING: SV-XML: Unknown path model id "
Chris@111:                       << path << " in alignment model id " << id
Chris@293:                       << endl;
Chris@111:         }
Chris@111: 
Chris@111:         if (refModel && alignedModel && pathModel) {
Chris@111:             AlignmentModel *model = new AlignmentModel
Chris@111:                 (refModel, alignedModel, 0, 0);
Chris@111:             PathModel *pm = dynamic_cast<PathModel *>(pathModel);
Chris@111:             if (!pm) {
Chris@293:                 cerr << "WARNING: SV-XML: Model id " << path
Chris@111:                           << " referenced as path for alignment " << id
Chris@293:                           << " is not a path model" << endl;
Chris@111:             } else {
Chris@111:                 model->setPath(pm);
Chris@111:                 pm->setCompletion(100);
Chris@111:             }
Chris@111:             model->setObjectName(name);
Chris@111:             m_models[id] = model;
Chris@111:             alignedModel->setAlignment(model);
Chris@111:             return true;
Chris@111:         }
Chris@111:         
Chris@45:     } else {
Chris@45: 
Chris@590:         SVCERR << "WARNING: SV-XML: Unexpected model type \""
Chris@590:                << type << "\" for model id " << id << endl;
Chris@45:     }
Chris@45: 
Chris@45:     return false;
Chris@45: }
Chris@45: 
Chris@45: bool
Chris@45: SVFileReader::readView(const QXmlAttributes &attributes)
Chris@45: {
Chris@45:     QString type = attributes.value("type");
Chris@45:     m_currentPane = 0;
Chris@45:     
Chris@45:     if (type != "pane") {
Chris@595:         cerr << "WARNING: SV-XML: Unexpected view type \""
Chris@595:                   << type << "\"" << endl;
Chris@595:         return false;
Chris@45:     }
Chris@45: 
Chris@45:     m_currentPane = m_paneCallback.addPane();
Chris@45: 
Chris@342:     cerr << "SVFileReader::addPane: pane is " << m_currentPane << endl;
Chris@342: 
Chris@45:     if (!m_currentPane) {
Chris@595:         cerr << "WARNING: SV-XML: Internal error: Failed to add pane!"
Chris@595:                   << endl;
Chris@595:         return false;
Chris@45:     }
Chris@45: 
Chris@45:     bool ok = false;
Chris@45: 
Chris@45:     View *view = m_currentPane;
Chris@45: 
Chris@45:     // The view properties first
Chris@45: 
Chris@366:     READ_MANDATORY(int, centre, toInt);
Chris@366:     READ_MANDATORY(int, zoom, toInt);
Chris@45:     READ_MANDATORY(int, followPan, toInt);
Chris@45:     READ_MANDATORY(int, followZoom, toInt);
Chris@45:     QString tracking = attributes.value("tracking");
Chris@45: 
Chris@45:     // Specify the follow modes before we set the actual values
Chris@45:     view->setFollowGlobalPan(followPan);
Chris@45:     view->setFollowGlobalZoom(followZoom);
Chris@45:     view->setPlaybackFollow(tracking == "scroll" ? PlaybackScrollContinuous :
Chris@595:                             tracking == "page" ? PlaybackScrollPageWithCentre :
Chris@595:                             tracking == "daw" ? PlaybackScrollPage
Chris@595:                             : PlaybackIgnore);
Chris@45: 
Chris@45:     // Then set these values
Chris@45:     view->setCentreFrame(centre);
Chris@45:     view->setZoomLevel(zoom);
Chris@45: 
Chris@45:     // And pane properties
Chris@45:     READ_MANDATORY(int, centreLineVisible, toInt);
Chris@45:     m_currentPane->setCentreLineVisible(centreLineVisible);
Chris@45: 
Chris@45:     int height = attributes.value("height").toInt(&ok);
Chris@45:     if (ok) {
Chris@595:         m_currentPane->resize(m_currentPane->width(), height);
Chris@45:     }
Chris@45: 
Chris@45:     return true;
Chris@45: }
Chris@45: 
Chris@45: bool
Chris@45: SVFileReader::readLayer(const QXmlAttributes &attributes)
Chris@45: {
Chris@45:     QString type = attributes.value("type");
Chris@45: 
Chris@45:     int id;
Chris@45:     bool ok = false;
Chris@45:     id = attributes.value("id").trimmed().toInt(&ok);
Chris@45: 
Chris@45:     if (!ok) {
Chris@595:         cerr << "WARNING: SV-XML: No layer id for layer of type \""
Chris@595:                   << type
Chris@595:                   << "\"" << endl;
Chris@595:         return false;
Chris@45:     }
Chris@45: 
Chris@45:     Layer *layer = 0;
Chris@45:     bool isNewLayer = false;
Chris@45: 
Chris@45:     // Layers are expected to be defined in layer elements in the data
Chris@45:     // section, and referred to in layer elements in the view
Chris@45:     // sections.  So if we're in the data section, we expect this
Chris@45:     // layer not to exist already; if we're in the view section, we
Chris@45:     // expect it to exist.
Chris@45: 
Chris@45:     if (m_inData) {
Chris@45: 
Chris@595:         if (m_layers.find(id) != m_layers.end()) {
Chris@595:             cerr << "WARNING: SV-XML: Ignoring duplicate layer id " << id
Chris@595:                       << " in data section" << endl;
Chris@595:             return false;
Chris@595:         }
Chris@45: 
Chris@595:         layer = m_layers[id] = m_document->createLayer
Chris@595:             (LayerFactory::getInstance()->getLayerTypeForName(type));
Chris@45: 
Chris@595:         if (layer) {
Chris@595:             m_layers[id] = layer;
Chris@595:             isNewLayer = true;
Chris@595:         }
Chris@45: 
Chris@45:     } else {
Chris@45: 
Chris@595:         if (!m_currentPane) {
Chris@595:             cerr << "WARNING: SV-XML: No current pane for layer " << id
Chris@595:                       << " in view section" << endl;
Chris@595:             return false;
Chris@595:         }
Chris@45: 
Chris@595:         if (m_layers.find(id) != m_layers.end()) {
Chris@595:             
Chris@595:             layer = m_layers[id];
Chris@595:         
Chris@595:         } else {
Chris@595:             cerr << "WARNING: SV-XML: Layer id " << id 
Chris@595:                       << " in view section has not been defined -- defining it here"
Chris@595:                       << endl;
Chris@45: 
Chris@595:             layer = m_document->createLayer
Chris@595:                 (LayerFactory::getInstance()->getLayerTypeForName(type));
Chris@45: 
Chris@595:             if (layer) {
Chris@595:                 m_layers[id] = layer;
Chris@595:                 isNewLayer = true;
Chris@595:             }
Chris@595:         }
Chris@45:     }
Chris@595:             
Chris@45:     if (!layer) {
Chris@595:         cerr << "WARNING: SV-XML: Failed to add layer of type \""
Chris@595:                   << type
Chris@595:                   << "\"" << endl;
Chris@595:         return false;
Chris@45:     }
Chris@45: 
Chris@45:     if (isNewLayer) {
Chris@45: 
Chris@595:         QString name = attributes.value("name");
Chris@595:         layer->setObjectName(name);
Chris@45: 
Chris@89:         QString presentationName = attributes.value("presentationName");
Chris@89:         layer->setPresentationName(presentationName);
Chris@89: 
Chris@595:         int modelId;
Chris@595:         bool modelOk = false;
Chris@595:         modelId = attributes.value("model").trimmed().toInt(&modelOk);
Chris@45: 
Chris@595:         if (modelOk) {
Chris@595:             if (haveModel(modelId)) {
Chris@595:                 Model *model = m_models[modelId];
Chris@595:                 m_document->setModel(layer, model);
Chris@595:             } else {
Chris@595:                 cerr << "WARNING: SV-XML: Unknown model id " << modelId
Chris@595:                           << " in layer definition" << endl;
Chris@451:                 if (!layer->canExistWithoutModel()) {
Chris@451:                     // Don't add a layer with an unknown model id
Chris@451:                     // unless it explicitly supports this state
Chris@451:                     m_document->deleteLayer(layer);
Chris@451:                     m_layers[id] = layer = 0;
Chris@451:                     return false;
Chris@451:                 }
Chris@451:             }
Chris@595:         }
Chris@45: 
Chris@447:         if (layer) layer->setProperties(attributes);
Chris@45:     }
Chris@45: 
Chris@447:     if (!m_inData && m_currentPane && layer) {
Chris@45: 
Chris@45:         QString visible = attributes.value("visible");
Chris@45:         bool dormant = (visible == "false");
Chris@45: 
Chris@45:         // We need to do this both before and after adding the layer
Chris@45:         // to the view -- we need it to be dormant if appropriate
Chris@45:         // before it's actually added to the view so that any property
Chris@45:         // box gets the right state when it's added, but the add layer
Chris@45:         // command sets dormant to false because it assumes it may be
Chris@45:         // restoring a previously dormant layer, so we need to set it
Chris@45:         // again afterwards too.  Hm
Chris@45:         layer->setLayerDormant(m_currentPane, dormant);
Chris@45: 
Chris@595:         m_document->addLayerToView(m_currentPane, layer);
Chris@45: 
Chris@45:         layer->setLayerDormant(m_currentPane, dormant);
Chris@45:     }
Chris@45: 
Chris@45:     m_currentLayer = layer;
Chris@447:     m_inLayer = (layer != 0);
Chris@45: 
Chris@45:     return true;
Chris@45: }
Chris@45: 
Chris@45: bool
Chris@45: SVFileReader::readDatasetStart(const QXmlAttributes &attributes)
Chris@45: {
Chris@45:     bool ok = false;
Chris@45: 
Chris@45:     READ_MANDATORY(int, id, toInt);
Chris@45:     READ_MANDATORY(int, dimensions, toInt);
Chris@45:     
Chris@45:     if (m_awaitingDatasets.find(id) == m_awaitingDatasets.end()) {
Chris@595:         cerr << "WARNING: SV-XML: Unwanted dataset " << id << endl;
Chris@595:         return false;
Chris@45:     }
Chris@45:     
Chris@45:     int modelId = m_awaitingDatasets[id];
Chris@45:     
Chris@45:     Model *model = 0;
Chris@45:     if (haveModel(modelId)) {
Chris@595:         model = m_models[modelId];
Chris@45:     } else {
Chris@595:         cerr << "WARNING: SV-XML: Internal error: Unknown model " << modelId
Chris@595:                   << " expecting dataset " << id << endl;
Chris@595:         return false;
Chris@45:     }
Chris@45: 
Chris@45:     bool good = false;
Chris@45: 
Chris@45:     switch (dimensions) {
Chris@45:     case 1:
Chris@595:         if (dynamic_cast<SparseOneDimensionalModel *>(model)) good = true;
Chris@45:         else if (dynamic_cast<ImageModel *>(model)) good = true;
Chris@595:         break;
Chris@45: 
Chris@45:     case 2:
Chris@595:         if (dynamic_cast<SparseTimeValueModel *>(model)) good = true;
Chris@595:         else if (dynamic_cast<TextModel *>(model)) good = true;
Chris@595:         else if (dynamic_cast<PathModel *>(model)) good = true;
Chris@595:         break;
Chris@45: 
Chris@45:     case 3:
Chris@595:         if (dynamic_cast<NoteModel *>(model)) good = true;
Chris@595:         else if (dynamic_cast<FlexiNoteModel *>(model)) good = true;
Chris@595:         else if (dynamic_cast<RegionModel *>(model)) good = true;
Chris@595:         else if (dynamic_cast<EditableDenseThreeDimensionalModel *>(model)) {
Chris@595:             m_datasetSeparator = attributes.value("separator");
Chris@595:             good = true;
Chris@595:         }
Chris@595:         break;
Chris@45:     }
Chris@45: 
Chris@45:     if (!good) {
Chris@595:         cerr << "WARNING: SV-XML: Model id " << modelId << " has wrong number of dimensions or inappropriate type for " << dimensions << "-D dataset " << id << endl;
Chris@595:         m_currentDataset = 0;
Chris@595:         return false;
Chris@45:     }
Chris@45: 
Chris@45:     m_currentDataset = model;
Chris@45:     return true;
Chris@45: }
Chris@45: 
Chris@45: bool
Chris@45: SVFileReader::addPointToDataset(const QXmlAttributes &attributes)
Chris@45: {
Chris@45:     bool ok = false;
Chris@45: 
Chris@45:     READ_MANDATORY(int, frame, toInt);
Chris@45: 
Chris@233: //    SVDEBUG << "SVFileReader::addPointToDataset: frame = " << frame << endl;
Chris@45: 
Chris@45:     SparseOneDimensionalModel *sodm = dynamic_cast<SparseOneDimensionalModel *>
Chris@595:         (m_currentDataset);
Chris@45: 
Chris@45:     if (sodm) {
Chris@293: //        cerr << "Current dataset is a sparse one dimensional model" << endl;
Chris@595:         QString label = attributes.value("label");
Chris@595:         sodm->addPoint(SparseOneDimensionalModel::Point(frame, label));
Chris@595:         return true;
Chris@45:     }
Chris@45: 
Chris@45:     SparseTimeValueModel *stvm = dynamic_cast<SparseTimeValueModel *>
Chris@595:         (m_currentDataset);
Chris@45: 
Chris@45:     if (stvm) {
Chris@446: //        cerr << "Current dataset is a sparse time-value model" << endl;
Chris@595:         float value = 0.0;
Chris@595:         value = attributes.value("value").trimmed().toFloat(&ok);
Chris@595:         QString label = attributes.value("label");
Chris@595:         stvm->addPoint(SparseTimeValueModel::Point(frame, value, label));
Chris@595:         return ok;
Chris@45:     }
Chris@595:         
Chris@45:     NoteModel *nm = dynamic_cast<NoteModel *>(m_currentDataset);
Chris@45: 
Chris@45:     if (nm) {
Chris@446: //        cerr << "Current dataset is a note model" << endl;
Chris@595:         float value = 0.0;
Chris@595:         value = attributes.value("value").trimmed().toFloat(&ok);
Chris@595:         int duration = 0;
Chris@595:         duration = attributes.value("duration").trimmed().toInt(&ok);
Chris@595:         QString label = attributes.value("label");
Chris@61:         float level = attributes.value("level").trimmed().toFloat(&ok);
Chris@61:         if (!ok) { // level is optional
Chris@61:             level = 1.f;
Chris@61:             ok = true;
Chris@61:         }
Chris@595:         nm->addPoint(NoteModel::Point(frame, value, duration, level, label));
Chris@595:         return ok;
Chris@45:     }
Chris@45: 
Chris@343:     FlexiNoteModel *fnm = dynamic_cast<FlexiNoteModel *>(m_currentDataset);
Chris@343: 
Chris@343:     if (fnm) {
Chris@446: //        cerr << "Current dataset is a flexinote model" << endl;
Chris@595:         float value = 0.0;
Chris@595:         value = attributes.value("value").trimmed().toFloat(&ok);
Chris@595:         int duration = 0;
Chris@595:         duration = attributes.value("duration").trimmed().toInt(&ok);
Chris@595:         QString label = attributes.value("label");
Chris@343:         float level = attributes.value("level").trimmed().toFloat(&ok);
Chris@343:         if (!ok) { // level is optional
Chris@343:             level = 1.f;
Chris@343:             ok = true;
Chris@343:         }
Chris@595:         fnm->addPoint(FlexiNoteModel::Point(frame, value, duration, level, label));
Chris@595:         return ok;
Chris@343:     }
Chris@343: 
Chris@137:     RegionModel *rm = dynamic_cast<RegionModel *>(m_currentDataset);
Chris@137: 
Chris@137:     if (rm) {
Chris@446: //        cerr << "Current dataset is a region model" << endl;
Chris@595:         float value = 0.0;
Chris@595:         value = attributes.value("value").trimmed().toFloat(&ok);
Chris@595:         int duration = 0;
Chris@595:         duration = attributes.value("duration").trimmed().toInt(&ok);
Chris@595:         QString label = attributes.value("label");
Chris@595:         rm->addPoint(RegionModel::Point(frame, value, duration, label));
Chris@595:         return ok;
Chris@137:     }
Chris@137: 
Chris@45:     TextModel *tm = dynamic_cast<TextModel *>(m_currentDataset);
Chris@45: 
Chris@45:     if (tm) {
Chris@293: //        cerr << "Current dataset is a text model" << endl;
Chris@595:         float height = 0.0;
Chris@595:         height = attributes.value("height").trimmed().toFloat(&ok);
Chris@595:         QString label = attributes.value("label");
Chris@233: //        SVDEBUG << "SVFileReader::addPointToDataset: TextModel: frame = " << frame << ", height = " << height << ", label = " << label << ", ok = " << ok << endl;
Chris@595:         tm->addPoint(TextModel::Point(frame, height, label));
Chris@595:         return ok;
Chris@45:     }
Chris@45: 
Chris@111:     PathModel *pm = dynamic_cast<PathModel *>(m_currentDataset);
Chris@111: 
Chris@111:     if (pm) {
Chris@293: //        cerr << "Current dataset is a path model" << endl;
Chris@111:         int mapframe = attributes.value("mapframe").trimmed().toInt(&ok);
Chris@233: //        SVDEBUG << "SVFileReader::addPointToDataset: PathModel: frame = " << frame << ", mapframe = " << mapframe << ", ok = " << ok << endl;
Chris@595:         pm->addPoint(PathModel::Point(frame, mapframe));
Chris@595:         return ok;
Chris@111:     }
Chris@111: 
Chris@45:     ImageModel *im = dynamic_cast<ImageModel *>(m_currentDataset);
Chris@45: 
Chris@45:     if (im) {
Chris@293: //        cerr << "Current dataset is an image model" << endl;
Chris@595:         QString image = attributes.value("image");
Chris@595:         QString label = attributes.value("label");
Chris@233: //        SVDEBUG << "SVFileReader::addPointToDataset: ImageModel: frame = " << frame << ", image = " << image << ", label = " << label << ", ok = " << ok << endl;
Chris@595:         im->addPoint(ImageModel::Point(frame, image, label));
Chris@595:         return ok;
Chris@45:     }
Chris@45: 
Chris@293:     cerr << "WARNING: SV-XML: Point element found in non-point dataset" << endl;
Chris@45: 
Chris@45:     return false;
Chris@45: }
Chris@45: 
Chris@45: bool
Chris@45: SVFileReader::addBinToDataset(const QXmlAttributes &attributes)
Chris@45: {
Chris@45:     EditableDenseThreeDimensionalModel *dtdm = 
Chris@45:         dynamic_cast<EditableDenseThreeDimensionalModel *>
Chris@595:         (m_currentDataset);
Chris@45: 
Chris@45:     if (dtdm) {
Chris@45: 
Chris@595:         bool ok = false;
Chris@595:         int n = attributes.value("number").trimmed().toInt(&ok);
Chris@595:         if (!ok) {
Chris@595:             cerr << "WARNING: SV-XML: Missing or invalid bin number"
Chris@595:                       << endl;
Chris@595:             return false;
Chris@595:         }
Chris@45: 
Chris@595:         QString name = attributes.value("name");
Chris@45: 
Chris@595:         dtdm->setBinName(n, name);
Chris@595:         return true;
Chris@45:     }
Chris@45: 
Chris@293:     cerr << "WARNING: SV-XML: Bin definition found in incompatible dataset" << endl;
Chris@45: 
Chris@45:     return false;
Chris@45: }
Chris@45: 
Chris@45: 
Chris@45: bool
Chris@45: SVFileReader::addRowToDataset(const QXmlAttributes &attributes)
Chris@45: {
Chris@45:     m_inRow = false;
Chris@45: 
Chris@45:     bool ok = false;
Chris@45:     m_rowNumber = attributes.value("n").trimmed().toInt(&ok);
Chris@45:     if (!ok) {
Chris@595:         cerr << "WARNING: SV-XML: Missing or invalid row number"
Chris@595:                   << endl;
Chris@595:         return false;
Chris@45:     }
Chris@45:     
Chris@45:     m_inRow = true;
Chris@45: 
Chris@293: //    cerr << "SV-XML: In row " << m_rowNumber << endl;
Chris@45:     
Chris@45:     return true;
Chris@45: }
Chris@45: 
Chris@45: bool
Chris@45: SVFileReader::readRowData(const QString &text)
Chris@45: {
Chris@45:     EditableDenseThreeDimensionalModel *dtdm =
Chris@45:         dynamic_cast<EditableDenseThreeDimensionalModel *>
Chris@595:         (m_currentDataset);
Chris@45: 
Chris@45:     bool warned = false;
Chris@45: 
Chris@45:     if (dtdm) {
Chris@595:         QStringList data = text.split(m_datasetSeparator);
Chris@45: 
Chris@595:         DenseThreeDimensionalModel::Column values;
Chris@45: 
Chris@595:         for (QStringList::iterator i = data.begin(); i != data.end(); ++i) {
Chris@45: 
Chris@595:             if (int(values.size()) == dtdm->getHeight()) {
Chris@595:                 if (!warned) {
Chris@595:                     cerr << "WARNING: SV-XML: Too many y-bins in 3-D dataset row "
Chris@595:                               << m_rowNumber << endl;
Chris@595:                     warned = true;
Chris@595:                 }
Chris@595:             }
Chris@45: 
Chris@595:             bool ok;
Chris@595:             float value = i->toFloat(&ok);
Chris@595:             if (!ok) {
Chris@595:                 cerr << "WARNING: SV-XML: Bad floating-point value "
Chris@595:                           << i->toLocal8Bit().data()
Chris@595:                           << " in row data" << endl;
Chris@595:             } else {
Chris@595:                 values.push_back(value);
Chris@595:             }
Chris@595:         }
Chris@45: 
Chris@595:         dtdm->setColumn(m_rowNumber, values);
Chris@595:         return true;
Chris@45:     }
Chris@45: 
Chris@293:     cerr << "WARNING: SV-XML: Row data found in non-row dataset" << endl;
Chris@45: 
Chris@45:     return false;
Chris@45: }
Chris@45: 
Chris@45: bool
Chris@45: SVFileReader::readDerivation(const QXmlAttributes &attributes)
Chris@45: {
Chris@45:     int modelId = 0;
Chris@45:     bool modelOk = false;
Chris@45:     modelId = attributes.value("model").trimmed().toInt(&modelOk);
Chris@45: 
Chris@45:     if (!modelOk) {
Chris@595:         cerr << "WARNING: SV-XML: No model id specified for derivation" << endl;
Chris@595:         return false;
Chris@45:     }
Chris@45: 
Chris@45:     if (haveModel(modelId)) {
Chris@45:         m_currentDerivedModel = m_models[modelId];
Chris@45:     } else {
Chris@45:         // we'll regenerate the model when the derivation element ends
Chris@45:         m_currentDerivedModel = 0;
Chris@45:     }
Chris@45:     
Chris@45:     m_currentDerivedModelId = modelId;
Chris@45:     
Chris@45:     int sourceId = 0;
Chris@45:     bool sourceOk = false;
Chris@45:     sourceId = attributes.value("source").trimmed().toInt(&sourceOk);
Chris@45: 
Chris@45:     if (sourceOk && haveModel(sourceId)) {
Chris@72:         m_currentTransformSource = m_models[sourceId];
Chris@45:     } else {
Chris@585:         SVDEBUG << "NOTE: SV-XML: Can't find a model with id " << sourceId
Chris@585:                 << " for derivation source, falling back to main model" << endl;
Chris@72:         m_currentTransformSource = m_document->getMainModel();
Chris@45:     }
Chris@45: 
Chris@72:     m_currentTransform = Transform();
Chris@45: 
Chris@45:     bool ok = false;
Chris@45:     int channel = attributes.value("channel").trimmed().toInt(&ok);
Chris@72:     if (ok) m_currentTransformChannel = channel;
Chris@72:     else m_currentTransformChannel = -1;
Chris@45: 
Chris@72:     QString type = attributes.value("type");
Chris@72: 
Chris@72:     if (type == "transform") {
Chris@72:         m_currentTransformIsNewStyle = true;
Chris@72:         return true;
Chris@72:     } else {
Chris@72:         m_currentTransformIsNewStyle = false;
Chris@233:         SVDEBUG << "NOTE: SV-XML: Reading old-style derivation element"
Chris@229:                   << endl;
Chris@72:     }
Chris@72: 
Chris@72:     QString transformId = attributes.value("transform");
Chris@72: 
Chris@72:     m_currentTransform.setIdentifier(transformId);
Chris@45: 
Chris@45:     int stepSize = attributes.value("stepSize").trimmed().toInt(&ok);
Chris@72:     if (ok) m_currentTransform.setStepSize(stepSize);
Chris@45: 
Chris@45:     int blockSize = attributes.value("blockSize").trimmed().toInt(&ok);
Chris@72:     if (ok) m_currentTransform.setBlockSize(blockSize);
Chris@45: 
Chris@45:     int windowType = attributes.value("windowType").trimmed().toInt(&ok);
Chris@72:     if (ok) m_currentTransform.setWindowType(WindowType(windowType));
Chris@72: 
Chris@72:     if (!m_currentTransformSource) return true;
Chris@45: 
Chris@45:     QString startFrameStr = attributes.value("startFrame");
Chris@45:     QString durationStr = attributes.value("duration");
Chris@45: 
Chris@366:     int startFrame = 0;
Chris@366:     int duration = 0;
Chris@45: 
Chris@45:     if (startFrameStr != "") {
Chris@45:         startFrame = startFrameStr.trimmed().toInt(&ok);
Chris@45:         if (!ok) startFrame = 0;
Chris@45:     }
Chris@45:     if (durationStr != "") {
Chris@45:         duration = durationStr.trimmed().toInt(&ok);
Chris@45:         if (!ok) duration = 0;
Chris@45:     }
Chris@45: 
Chris@72:     m_currentTransform.setStartTime
Chris@72:         (RealTime::frame2RealTime
Chris@72:          (startFrame, m_currentTransformSource->getSampleRate()));
Chris@72: 
Chris@72:     m_currentTransform.setDuration
Chris@72:         (RealTime::frame2RealTime
Chris@72:          (duration, m_currentTransformSource->getSampleRate()));
Chris@45: 
Chris@45:     return true;
Chris@45: }
Chris@45: 
Chris@45: bool
Chris@45: SVFileReader::readPlayParameters(const QXmlAttributes &attributes)
Chris@45: {
Chris@45:     m_currentPlayParameters = 0;
Chris@45: 
Chris@45:     int modelId = 0;
Chris@45:     bool modelOk = false;
Chris@45:     modelId = attributes.value("model").trimmed().toInt(&modelOk);
Chris@45: 
Chris@45:     if (!modelOk) {
Chris@595:         cerr << "WARNING: SV-XML: No model id specified for play parameters" << endl;
Chris@595:         return false;
Chris@45:     }
Chris@45: 
Chris@45:     if (haveModel(modelId)) {
Chris@45: 
Chris@45:         bool ok = false;
Chris@45: 
Chris@45:         PlayParameters *parameters = PlayParameterRepository::getInstance()->
Chris@45:             getPlayParameters(m_models[modelId]);
Chris@45: 
Chris@45:         if (!parameters) {
Chris@293:             cerr << "WARNING: SV-XML: Play parameters for model "
Chris@45:                       << modelId
Chris@45:                       << " not found - has model been added to document?"
Chris@293:                       << endl;
Chris@45:             return false;
Chris@45:         }
Chris@45:         
Chris@45:         bool muted = (attributes.value("mute").trimmed() == "true");
Chris@45:         parameters->setPlayMuted(muted);
Chris@45:         
Chris@45:         float pan = attributes.value("pan").toFloat(&ok);
Chris@45:         if (ok) parameters->setPlayPan(pan);
Chris@45:         
Chris@45:         float gain = attributes.value("gain").toFloat(&ok);
Chris@45:         if (ok) parameters->setPlayGain(gain);
Chris@45:         
Chris@309:         QString clipId = attributes.value("clipId");
Chris@309:         if (clipId != "") parameters->setPlayClipId(clipId);
Chris@45:         
Chris@45:         m_currentPlayParameters = parameters;
Chris@45: 
Chris@293: //        cerr << "Current play parameters for model: " << m_models[modelId] << ": " << m_currentPlayParameters << endl;
Chris@45: 
Chris@45:     } else {
Chris@45: 
Chris@595:         cerr << "WARNING: SV-XML: Unknown model " << modelId
Chris@595:                   << " for play parameters" << endl;
Chris@45:         return false;
Chris@45:     }
Chris@45: 
Chris@45:     return true;
Chris@45: }
Chris@45: 
Chris@45: bool
Chris@45: SVFileReader::readPlugin(const QXmlAttributes &attributes)
Chris@45: {
Chris@308:     if (m_currentDerivedModelId >= 0) {
Chris@308:         return readPluginForTransform(attributes);
Chris@308:     } else if (m_currentPlayParameters) {
Chris@308:         return readPluginForPlayback(attributes);
Chris@308:     } else {
Chris@293:         cerr << "WARNING: SV-XML: Plugin found outside derivation or play parameters" << endl;
Chris@45:         return false;
Chris@45:     }
Chris@308: }
Chris@45: 
Chris@308: bool
Chris@308: SVFileReader::readPluginForTransform(const QXmlAttributes &attributes)
Chris@308: {
Chris@308:     if (m_currentTransformIsNewStyle) {
Chris@308:         // Not needed, we have the transform element instead
Chris@72:         return true;
Chris@72:     }
Chris@72: 
Chris@45:     QString configurationXml = "<plugin";
Chris@308: 
Chris@45:     for (int i = 0; i < attributes.length(); ++i) {
Chris@45:         configurationXml += QString(" %1=\"%2\"")
Chris@45:             .arg(attributes.qName(i))
Chris@45:             .arg(XmlExportable::encodeEntities(attributes.value(i)));
Chris@45:     }
Chris@45: 
Chris@45:     configurationXml += "/>";
Chris@45: 
Chris@308:     TransformFactory::getInstance()->
Chris@308:         setParametersFromPluginConfigurationXml(m_currentTransform,
Chris@308:                                                 configurationXml);
Chris@308:     return true;
Chris@308: }
Chris@308: 
Chris@308: bool
Chris@308: SVFileReader::readPluginForPlayback(const QXmlAttributes &attributes)
Chris@308: {
Chris@308:     // Obsolete but supported for compatibility
Chris@308: 
Chris@308:     QString ident = attributes.value("identifier");
Chris@308:     if (ident == "sample_player") {
Chris@309:         QString clipId = attributes.value("program");
Chris@309:         if (clipId != "") m_currentPlayParameters->setPlayClipId(clipId);
Chris@45:     }
Chris@45: 
Chris@45:     return true;
Chris@45: }
Chris@45: 
Chris@45: bool
Chris@72: SVFileReader::readTransform(const QXmlAttributes &attributes)
Chris@72: {
Chris@72:     if (m_currentDerivedModelId < 0) {
Chris@293:         cerr << "WARNING: SV-XML: Transform found outside derivation" << endl;
Chris@72:         return false;
Chris@72:     }
Chris@72: 
Chris@82:     m_currentTransform = Transform();
Chris@72:     m_currentTransform.setFromXmlAttributes(attributes);
Chris@72:     return true;
Chris@72: }
Chris@72: 
Chris@72: bool
Chris@72: SVFileReader::readParameter(const QXmlAttributes &attributes)
Chris@72: {
Chris@72:     if (m_currentDerivedModelId < 0) {
Chris@293:         cerr << "WARNING: SV-XML: Parameter found outside derivation" << endl;
Chris@72:         return false;
Chris@72:     }
Chris@72: 
Chris@72:     QString name = attributes.value("name");
Chris@72:     if (name == "") {
Chris@293:         cerr << "WARNING: SV-XML: Ignoring nameless transform parameter"
Chris@293:                   << endl;
Chris@72:         return false;
Chris@72:     }
Chris@72: 
Chris@72:     float value = attributes.value("value").trimmed().toFloat();
Chris@72: 
Chris@72:     m_currentTransform.setParameter(name, value);
Chris@72:     return true;
Chris@72: }
Chris@72: 
Chris@72: bool
Chris@45: SVFileReader::readSelection(const QXmlAttributes &attributes)
Chris@45: {
Chris@45:     bool ok;
Chris@45: 
Chris@45:     READ_MANDATORY(int, start, toInt);
Chris@45:     READ_MANDATORY(int, end, toInt);
Chris@45: 
Chris@45:     m_paneCallback.addSelection(start, end);
Chris@45: 
Chris@45:     return true;
Chris@45: }
Chris@45: 
Chris@45: bool
Chris@45: SVFileReader::readMeasurement(const QXmlAttributes &attributes)
Chris@45: {
Chris@233:     SVDEBUG << "SVFileReader::readMeasurement: inLayer "
Chris@229:               << m_inLayer << ", layer " << m_currentLayer << endl;
Chris@45: 
Chris@45:     if (!m_inLayer) {
Chris@293:         cerr << "WARNING: SV-XML: Measurement found outside layer" << endl;
Chris@45:         return false;
Chris@45:     }
Chris@45: 
Chris@45:     m_currentLayer->addMeasurementRect(attributes);
Chris@45:     return true;
Chris@45: }
Chris@45: 
Chris@45: SVFileReaderPaneCallback::~SVFileReaderPaneCallback()
Chris@45: {
Chris@45: }
Chris@45: 
Chris@140: 
Chris@140: class SVFileIdentifier : public QXmlDefaultHandler
Chris@140: {
Chris@140: public:
Chris@140:     SVFileIdentifier() :
Chris@140:         m_inSv(false),
Chris@140:         m_inData(false),
Chris@140:         m_type(SVFileReader::UnknownFileType)
Chris@140:     { }
Chris@140:     virtual ~SVFileIdentifier() { }
Chris@140: 
Chris@140:     void parse(QXmlInputSource &source) {
Chris@140:         QXmlSimpleReader reader;
Chris@140:         reader.setContentHandler(this);
Chris@140:         reader.setErrorHandler(this);
Chris@140:         reader.parse(source);
Chris@140:     }
Chris@140: 
Chris@140:     SVFileReader::FileType getType() const { return m_type; }
Chris@140: 
Chris@140:     virtual bool startElement(const QString &,
Chris@595:                               const QString &,
Chris@595:                               const QString &qName,
Chris@595:                               const QXmlAttributes& atts)
Chris@140:     {
Chris@140:         QString name = qName.toLower();
Chris@140: 
Chris@140:         // SV session files have an sv element containing a data
Chris@140:         // element containing a model element with mainModel="true".
Chris@140: 
Chris@140:         // If the sv element is present but the rest does not satisfy,
Chris@140:         // then it's (probably) an SV layer file.
Chris@140: 
Chris@140:         // Otherwise, it's of unknown type.
Chris@140: 
Chris@140:         if (name == "sv") {
Chris@140:             m_inSv = true;
Chris@140:             if (m_type == SVFileReader::UnknownFileType) {
Chris@140:                 m_type = SVFileReader::SVLayerFile;
Chris@140:             }
Chris@140:             return true;
Chris@140:         } else if (name == "data") {
Chris@140:             if (!m_inSv) return true;
Chris@140:             m_inData = true;
Chris@140:         } else if (name == "model") {
Chris@140:             if (!m_inData) return true;
Chris@140:             if (atts.value("mainModel").trimmed() == "true") {
Chris@140:                 if (m_type == SVFileReader::SVLayerFile) {
Chris@140:                     m_type = SVFileReader::SVSessionFile;
Chris@140:                     return false; // done
Chris@140:                 }
Chris@140:             }
Chris@140:         }
Chris@140:         return true;
Chris@140:     }
Chris@140: 
Chris@140:     virtual bool endElement(const QString &,
Chris@595:                             const QString &,
Chris@595:                             const QString &qName)
Chris@140:     {
Chris@140:         QString name = qName.toLower();
Chris@140: 
Chris@140:         if (name == "sv") {
Chris@140:             if (m_inSv) {
Chris@140:                 m_inSv = false;
Chris@140:                 return false; // done
Chris@140:             }
Chris@140:         } else if (name == "data") {
Chris@140:             if (m_inData) {
Chris@140:                 m_inData = false;
Chris@140:                 return false; // also done, nothing after the first
Chris@140:                               // data element is of use here
Chris@140:             }
Chris@140:         }
Chris@140:         return true;
Chris@140:     }
Chris@140: 
Chris@140: private:
Chris@140:     bool m_inSv;
Chris@140:     bool m_inData;
Chris@140:     SVFileReader::FileType m_type;
Chris@140: };
Chris@140: 
Chris@140: 
Chris@140: SVFileReader::FileType
Chris@140: SVFileReader::identifyXmlFile(QString path)
Chris@140: {
Chris@140:     QFile file(path);
Chris@140:     SVFileIdentifier identifier;
Chris@140:     QXmlInputSource source(&file);
Chris@140:     identifier.parse(source);
Chris@140:     return identifier.getType();
Chris@140: }
Chris@140: 
Chris@140:     
Chris@140: