Chris@378: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
Chris@378: 
Chris@378: /*
Chris@378:     Sonic Visualiser
Chris@378:     An audio file viewer and annotation editor.
Chris@378:     Centre for Digital Music, Queen Mary, University of London.
Chris@1319:     This file copyright 2006-2018 Chris Cannam and QMUL.
Chris@378:     
Chris@378:     This program is free software; you can redistribute it and/or
Chris@378:     modify it under the terms of the GNU General Public License as
Chris@378:     published by the Free Software Foundation; either version 2 of the
Chris@378:     License, or (at your option) any later version.  See the file
Chris@378:     COPYING included with this distribution for more information.
Chris@378: */
Chris@378: 
Chris@378: #include "CSVFormatDialog.h"
Chris@378: 
Chris@561: #include "layer/LayerFactory.h"
Chris@561: 
Chris@674: #include "TextAbbrev.h"
Chris@674: 
Chris@378: #include <QFrame>
Chris@378: #include <QGridLayout>
Chris@378: #include <QPushButton>
Chris@378: #include <QHBoxLayout>
Chris@378: #include <QVBoxLayout>
Chris@378: #include <QTableWidget>
Chris@378: #include <QComboBox>
Chris@378: #include <QLabel>
Chris@512: #include <QDialogButtonBox>
Chris@378: 
Chris@560: #include <iostream>
Chris@913: #include <cmath>
Chris@378: 
Chris@682: #include "base/Debug.h"
Chris@682: 
Chris@1413: CSVFormatDialog::CSVFormatDialog(QWidget *parent,
Chris@1413:                                  CSVFormat format,
Chris@581:                                  int maxDisplayCols) :
Chris@378:     QDialog(parent),
Chris@1413:     m_csvFilePath(""),
Chris@1413:     m_referenceSampleRate(0),
Chris@581:     m_format(format),
Chris@581:     m_maxDisplayCols(maxDisplayCols),
Chris@581:     m_fuzzyColumn(-1)
Chris@378: {
Chris@1413:     init();
Chris@1413: }
Chris@1413: 
Chris@1413: CSVFormatDialog::CSVFormatDialog(QWidget *parent,
Chris@1413:                                  QString csvFilePath,
Chris@1413:                                  sv_samplerate_t referenceSampleRate,
Chris@1413:                                  int maxDisplayCols) :
Chris@1413:     QDialog(parent),
Chris@1413:     m_csvFilePath(csvFilePath),
Chris@1413:     m_referenceSampleRate(referenceSampleRate),
Chris@1413:     m_maxDisplayCols(maxDisplayCols),
Chris@1413:     m_fuzzyColumn(-1)
Chris@1413: {
Chris@1413:     m_format = CSVFormat(csvFilePath);
Chris@1413:     m_format.setSampleRate(referenceSampleRate);
Chris@1413:     init();
Chris@1413: }
Chris@1413: 
Chris@1413: CSVFormatDialog::~CSVFormatDialog()
Chris@1413: {
Chris@1413: }
Chris@1413:     
Chris@1413: static int sampleRates[] = {
Chris@1413:     8000, 11025, 12000, 22050, 24000, 32000,
Chris@1413:     44100, 48000, 88200, 96000, 176400, 192000
Chris@1413: };
Chris@1413: 
Chris@1413: void
Chris@1413: CSVFormatDialog::init()
Chris@1413: {
Chris@378:     setModal(true);
Chris@378:     setWindowTitle(tr("Select Data Format"));
Chris@1413:     
Chris@378:     QGridLayout *layout = new QGridLayout;
Chris@378: 
Chris@560:     int row = 0;
Chris@378: 
Chris@1318:     layout->addWidget
Chris@1318:         (new QLabel(tr("Please select the correct data format for this file.")),
Chris@1318:          row++, 0, 1, 4);
Chris@560: 
Chris@1413:     m_exampleFrame = nullptr;
Chris@1413:     m_exampleFrameRow = row++;
Chris@1413: 
Chris@1413:     std::set<QChar> plausible = m_format.getPlausibleSeparators();
Chris@1413:     SVDEBUG << "Have " << plausible.size() << " plausible separator(s)" << endl;
Chris@1413: 
Chris@1413:     if (m_csvFilePath != "" && plausible.size() > 1) {
Chris@1413:         // can only update when separator changed if we still have a
Chris@1413:         // file to refer to
Chris@1413:         layout->addWidget(new QLabel(tr("Column separator:")), row, 0);
Chris@1413:         m_separatorCombo = new QComboBox;
Chris@1413:         for (QChar c: plausible) {
Chris@1413:             m_separatorCombo->addItem(QString(c));
Chris@1413:             if (c == m_format.getSeparator()) {
Chris@1413:                 m_separatorCombo->setCurrentIndex(m_separatorCombo->count()-1);
Chris@1413:             }
Chris@1413:         }
Chris@1413:         m_separatorCombo->setEditable(false);
Chris@1413: 
Chris@1413:         layout->addWidget(m_separatorCombo, row++, 1);
Chris@1413:         connect(m_separatorCombo, SIGNAL(activated(QString)),
Chris@1413:                 this, SLOT(separatorChanged(QString)));
Chris@1413:     }
Chris@1413: 
Chris@1413:     layout->addWidget(new QLabel(tr("Timing is specified:")), row, 0);
Chris@1413:     
Chris@1413:     m_timingTypeCombo = new QComboBox;
Chris@1413: 
Chris@1413:     m_timingLabels = {
Chris@1413:         { TimingExplicitSeconds, tr("Explicitly, in seconds") },
Chris@1413:         { TimingExplicitMsec, tr("Explicitly, in milliseconds") },
Chris@1413:         { TimingExplicitSamples, tr("Explicitly, in audio sample frames") },
Chris@1413:         { TimingImplicit, tr("Implicitly: rows are equally spaced in time") }
Chris@1413:     };
Chris@1413: 
Chris@1413:     for (auto &l: m_timingLabels) {
Chris@1413:         m_timingTypeCombo->addItem(l.second);
Chris@1413:     }
Chris@1413:     
Chris@1413:     layout->addWidget(m_timingTypeCombo, row++, 1, 1, 2);
Chris@1413:     
Chris@1413:     connect(m_timingTypeCombo, SIGNAL(activated(int)),
Chris@1413:             this, SLOT(timingTypeChanged(int)));
Chris@1413:     
Chris@1413:     m_sampleRateLabel = new QLabel(tr("Audio sample rate (Hz):"));
Chris@1413:     layout->addWidget(m_sampleRateLabel, row, 0);
Chris@1413: 
Chris@1413:     m_sampleRateCombo = new QComboBox;
Chris@1413:     for (int i = 0; i < int(sizeof(sampleRates) / sizeof(sampleRates[0])); ++i) {
Chris@1413:         m_sampleRateCombo->addItem(QString("%1").arg(sampleRates[i]));
Chris@1413:     }
Chris@1413:     m_sampleRateCombo->setEditable(true);
Chris@1413: 
Chris@1413:     layout->addWidget(m_sampleRateCombo, row++, 1);
Chris@1413:     connect(m_sampleRateCombo, SIGNAL(activated(QString)),
Chris@1413:             this, SLOT(sampleRateChanged(QString)));
Chris@1413:     connect(m_sampleRateCombo, SIGNAL(editTextChanged(QString)),
Chris@1413:             this, SLOT(sampleRateChanged(QString)));
Chris@1413: 
Chris@1413:     m_windowSizeLabel = new QLabel(tr("Frame increment between rows:"));
Chris@1413:     layout->addWidget(m_windowSizeLabel, row, 0);
Chris@1413:     
Chris@1413:     m_windowSizeCombo = new QComboBox;
Chris@1413:     for (int i = 0; i <= 16; ++i) {
Chris@1413:         int value = 1 << i;
Chris@1413:         m_windowSizeCombo->addItem(QString("%1").arg(value));
Chris@1413:     }
Chris@1413:     m_windowSizeCombo->setEditable(true);
Chris@1413:     
Chris@1413:     layout->addWidget(m_windowSizeCombo, row++, 1);
Chris@1413:     connect(m_windowSizeCombo, SIGNAL(activated(QString)),
Chris@1413:             this, SLOT(windowSizeChanged(QString)));
Chris@1413:     connect(m_windowSizeCombo, SIGNAL(editTextChanged(QString)),
Chris@1413:             this, SLOT(windowSizeChanged(QString)));
Chris@1413: 
Chris@1413:     m_modelLabel = new QLabel;
Chris@1413:     QFont f(m_modelLabel->font());
Chris@1413:     f.setItalic(true);
Chris@1413:     m_modelLabel->setFont(f);
Chris@1413:     layout->addWidget(m_modelLabel, row++, 0, 1, 4);
Chris@1413: 
Chris@1413:     QDialogButtonBox *bb = new QDialogButtonBox(QDialogButtonBox::Ok |
Chris@1413:                                                 QDialogButtonBox::Cancel);
Chris@1413:     layout->addWidget(bb, row++, 0, 1, 4);
Chris@1413:     connect(bb, SIGNAL(accepted()), this, SLOT(accept()));
Chris@1413:     connect(bb, SIGNAL(rejected()), this, SLOT(reject()));
Chris@1413: 
Chris@1413:     setLayout(layout);
Chris@1413: 
Chris@1413:     repopulate();
Chris@1413: }
Chris@1413: 
Chris@1413: void
Chris@1413: CSVFormatDialog::repopulate()
Chris@1413: {
Chris@1413:     SVCERR << "CSVFormatDialog::repopulate()" << endl;
Chris@1413:     
Chris@1413:     QGridLayout *layout = qobject_cast<QGridLayout *>(this->layout());
Chris@1413: 
Chris@560:     QFrame *exampleFrame = new QFrame;
Chris@560:     exampleFrame->setFrameStyle(QFrame::StyledPanel | QFrame::Sunken);
Chris@560:     exampleFrame->setLineWidth(2);
Chris@560:     QGridLayout *exampleLayout = new QGridLayout;
Chris@561:     exampleLayout->setSpacing(4);
Chris@560:     exampleFrame->setLayout(exampleLayout);
Chris@560: 
Chris@560:     QPalette palette = exampleFrame->palette();
Chris@560:     palette.setColor(QPalette::Window, palette.color(QPalette::Base));
Chris@560:     exampleFrame->setPalette(palette);
Chris@560: 
Chris@560:     QFont fp;
Chris@908:     fp.setPointSize(int(floor(fp.pointSize() * 0.9)));
Chris@560:     
Chris@1413:     int columns = m_format.getColumnCount();
Chris@560:     QList<QStringList> example = m_format.getExample();
Chris@560: 
Chris@1413:     m_columnPurposeCombos.clear();
Chris@1413:     
Chris@560:     for (int i = 0; i < columns; ++i) {
Chris@581: 
Chris@560:         QComboBox *cpc = new QComboBox;
Chris@560:         m_columnPurposeCombos.push_back(cpc);
Chris@560:         exampleLayout->addWidget(cpc, 0, i);
Chris@581:         connect(cpc, SIGNAL(activated(int)), this, SLOT(columnPurposeChanged(int)));
Chris@1318:         
Chris@581:         if (i == m_maxDisplayCols && columns > i + 2) {
Chris@581:             m_fuzzyColumn = i;
Chris@1318: 
Chris@1319:             cpc->addItem(tr("<ignore>"));
Chris@1319:             cpc->addItem(tr("Values"));
Chris@1319:             cpc->setCurrentIndex
Chris@1319:                 (m_format.getColumnPurpose(i-1) ==
Chris@1319:                  CSVFormat::ColumnUnknown ? 0 : 1);
Chris@1319: 
Chris@1318:             exampleLayout->addWidget
Chris@1318:                 (new QLabel(tr("(%1 more)").arg(columns - i)), 1, i);
Chris@581:             break;
Chris@581:         }
Chris@560: 
Chris@1319:         // NB must be in the same order as the CSVFormat::ColumnPurpose enum
Chris@1319:         cpc->addItem(tr("<ignore>")); // ColumnUnknown
Chris@1319:         cpc->addItem(tr("Time"));     // ColumnStartTime
Chris@1319:         cpc->addItem(tr("End time")); // ColumnEndTime
Chris@1319:         cpc->addItem(tr("Duration")); // ColumnDuration
Chris@1319:         cpc->addItem(tr("Value"));    // ColumnValue
Chris@1319:         cpc->addItem(tr("Pitch"));    // ColumnPitch
Chris@1319:         cpc->addItem(tr("Label"));    // ColumnLabel
Chris@1319:         cpc->setCurrentIndex(int(m_format.getColumnPurpose(i)));
Chris@1318:         
Chris@581:         for (int j = 0; j < example.size() && j < 6; ++j) {
Chris@866:             if (i >= example[j].size()) {
Chris@866:                 continue;
Chris@866:             }
Chris@581:             QLabel *label = new QLabel;
Chris@581:             label->setTextFormat(Qt::PlainText);
Chris@674:             QString text = TextAbbrev::abbreviate(example[j][i], 35);
Chris@674:             label->setText(text);
Chris@581:             label->setFont(fp);
Chris@581:             label->setPalette(palette);
Chris@581:             label->setIndent(8);
Chris@581:             exampleLayout->addWidget(label, j+1, i);
Chris@560:         }
Chris@560:     }
Chris@560: 
Chris@1413:     if (m_exampleFrame) {
Chris@1413:         delete m_exampleFrame;
Chris@1413:     }
Chris@1413:     m_exampleFrame = exampleFrame;
Chris@1413: 
Chris@1413:     layout->addWidget(exampleFrame, m_exampleFrameRow, 0, 1, 4);
Chris@560:     layout->setColumnStretch(3, 10);
Chris@1413:     layout->setRowStretch(m_exampleFrameRow, 10);
Chris@1319:     
Chris@1319:     m_initialTimingOption = TimingImplicit;
Chris@1319:     if (m_format.getTimingType() == CSVFormat::ExplicitTiming) {
Chris@1319:         switch (m_format.getTimeUnits()) {
Chris@1319:         case CSVFormat::TimeSeconds:
Chris@1319:             m_initialTimingOption = TimingExplicitSeconds; break;
Chris@1319:         case CSVFormat::TimeMilliseconds:
Chris@1319:             m_initialTimingOption = TimingExplicitMsec; break;
Chris@1319:         case CSVFormat::TimeAudioFrames:
Chris@1319:             m_initialTimingOption = TimingExplicitSamples; break;
Chris@1319:         case CSVFormat::TimeWindows:
Chris@1319:             m_initialTimingOption = TimingImplicit; break;
Chris@1318:         }
Chris@959:     }
Chris@1319:     m_timingTypeCombo->setCurrentIndex(int(m_initialTimingOption));
Chris@378:     
Chris@807:     for (int i = 0; i < int(sizeof(sampleRates) / sizeof(sampleRates[0])); ++i) {
Chris@1266:         if (sampleRates[i] == m_format.getSampleRate()) {
Chris@560:             m_sampleRateCombo->setCurrentIndex(i);
Chris@560:         }
Chris@378:     }
Chris@1318:     
Chris@1319:     for (int i = 0; i <= 16; ++i) {
Chris@1319:         int value = 1 << i;
Chris@1319:         if (value == int(m_format.getWindowSize())) {
Chris@1319:             m_windowSizeCombo->setCurrentIndex(i);
Chris@1319:         }
Chris@1319:     }
Chris@378: 
Chris@1319:     timingTypeChanged(m_timingTypeCombo->currentIndex());
Chris@378: }
Chris@378: 
Chris@378: CSVFormat
Chris@378: CSVFormatDialog::getFormat() const
Chris@378: {
Chris@560:     return m_format;
Chris@378: }
Chris@378: 
Chris@378: void
Chris@561: CSVFormatDialog::updateModelLabel()
Chris@378: {
Chris@1318:     if (!m_modelLabel) {
Chris@1318:         return;
Chris@1318:     }
Chris@1318:     
Chris@561:     LayerFactory *f = LayerFactory::getInstance();
Chris@561: 
Chris@561:     QString s;
Chris@561:     switch (m_format.getModelType()) {
Chris@561:     case CSVFormat::OneDimensionalModel:
Chris@561:         s = f->getLayerPresentationName(LayerFactory::TimeInstants);
Chris@561:         break;
Chris@561:     case CSVFormat::TwoDimensionalModel:
Chris@561:         s = f->getLayerPresentationName(LayerFactory::TimeValues);
Chris@561:         break; 
Chris@561:     case CSVFormat::TwoDimensionalModelWithDuration:
Chris@561:         s = f->getLayerPresentationName(LayerFactory::Regions);
Chris@561:         break;
Chris@763:     case CSVFormat::TwoDimensionalModelWithDurationAndPitch:
Chris@763:         s = f->getLayerPresentationName(LayerFactory::Notes);
Chris@763:         break;
Chris@1521:     case CSVFormat::TwoDimensionalModelWithDurationAndExtent:
Chris@1521:         s = f->getLayerPresentationName(LayerFactory::Boxes);
Chris@1521:         break;
Chris@561:     case CSVFormat::ThreeDimensionalModel:
Chris@561:         s = f->getLayerPresentationName(LayerFactory::Colour3DPlot);
Chris@561:         break;
Chris@1312:     case CSVFormat::WaveFileModel:
Chris@1312:         s = f->getLayerPresentationName(LayerFactory::Waveform);
Chris@1312:         break;
Chris@561:     }   
Chris@561: 
Chris@1318:     m_modelLabel->setText("\n" + tr("Data will be displayed in a %1 layer.")
Chris@1318:                           .arg(s));
Chris@378: }
Chris@378: 
Chris@378: void
Chris@959: CSVFormatDialog::applyStartTimePurpose()
Chris@959: {
Chris@971:     // First check if we already have any. NB there may be fewer than
Chris@971:     // m_format.getColumnCount() elements in m_columnPurposeCombos
Chris@992:     // (because of the fuzzy column behaviour). Note also that the
Chris@992:     // fuzzy column (which is the one just showing how many more
Chris@992:     // columns there are) has a different combo with only two items
Chris@992:     // (ignore or Values)
Chris@971:     for (int i = 0; i < m_columnPurposeCombos.size(); ++i) {
Chris@992:         if (i == m_fuzzyColumn) continue;
Chris@959:         QComboBox *cb = m_columnPurposeCombos[i];
Chris@959:         if (cb->currentIndex() == int(CSVFormat::ColumnStartTime)) {
Chris@959:             return;
Chris@959:         }
Chris@959:     }
Chris@959:     // and if not, select one
Chris@971:     for (int i = 0; i < m_columnPurposeCombos.size(); ++i) {
Chris@992:         if (i == m_fuzzyColumn) continue;
Chris@959:         QComboBox *cb = m_columnPurposeCombos[i];
Chris@959:         if (cb->currentIndex() == int(CSVFormat::ColumnValue)) {
Chris@959:             cb->setCurrentIndex(int(CSVFormat::ColumnStartTime));
Chris@959:             return;
Chris@959:         }
Chris@959:     }
Chris@959: }
Chris@959: 
Chris@959: void
Chris@959: CSVFormatDialog::removeStartTimePurpose()
Chris@959: {
Chris@971:     // NB there may be fewer than m_format.getColumnCount() elements
Chris@971:     // in m_columnPurposeCombos (because of the fuzzy column
Chris@971:     // behaviour)
Chris@971:     for (int i = 0; i < m_columnPurposeCombos.size(); ++i) {
Chris@992:         if (i == m_fuzzyColumn) continue;
Chris@959:         QComboBox *cb = m_columnPurposeCombos[i];
Chris@959:         if (cb->currentIndex() == int(CSVFormat::ColumnStartTime)) {
Chris@959:             cb->setCurrentIndex(int(CSVFormat::ColumnValue));
Chris@959:         }
Chris@959:     }
Chris@959: }
Chris@959: 
Chris@959: void
Chris@959: CSVFormatDialog::updateComboVisibility()
Chris@959: {
Chris@1319:     bool wantRate = (m_format.getTimingType() == CSVFormat::ImplicitTiming ||
Chris@959:                      m_format.getTimeUnits() == CSVFormat::TimeAudioFrames);
Chris@959:     bool wantWindow = (m_format.getTimingType() == CSVFormat::ImplicitTiming);
Chris@959:     
Chris@959:     m_sampleRateCombo->setEnabled(wantRate);
Chris@959:     m_sampleRateLabel->setEnabled(wantRate);
Chris@959: 
Chris@1319:     m_windowSizeCombo->setEnabled(wantWindow);
Chris@1319:     m_windowSizeLabel->setEnabled(wantWindow);
Chris@959: }
Chris@959: 
Chris@959: void
Chris@1413: CSVFormatDialog::separatorChanged(QString sep)
Chris@1413: {
Chris@1413:     if (sep == "" || m_csvFilePath == "") {
Chris@1413:         return;
Chris@1413:     }
Chris@1413: 
Chris@1413:     m_format.setSeparator(sep[0]);
Chris@1413:     m_format.guessFormatFor(m_csvFilePath);
Chris@1413: 
Chris@1413:     repopulate();
Chris@1413: }
Chris@1413: 
Chris@1413: void
Chris@378: CSVFormatDialog::timingTypeChanged(int type)
Chris@378: {
Chris@959:     // Update any column purpose combos
Chris@959:     if (TimingOption(type) == TimingImplicit) {
Chris@959:         removeStartTimePurpose();
Chris@959:     } else {
Chris@959:         applyStartTimePurpose();
Chris@378:     }
Chris@959:     updateFormatFromDialog();
Chris@959:     updateComboVisibility();
Chris@559: }
Chris@559: 
Chris@559: void
Chris@378: CSVFormatDialog::sampleRateChanged(QString rateString)
Chris@378: {
Chris@378:     bool ok = false;
Chris@378:     int sampleRate = rateString.toInt(&ok);
Chris@560:     if (ok) m_format.setSampleRate(sampleRate);
Chris@378: }
Chris@378: 
Chris@378: void
Chris@378: CSVFormatDialog::windowSizeChanged(QString sizeString)
Chris@378: {
Chris@378:     bool ok = false;
Chris@378:     int size = sizeString.toInt(&ok);
Chris@560:     if (ok) m_format.setWindowSize(size);
Chris@378: }
Chris@560: 
Chris@560: void
Chris@561: CSVFormatDialog::columnPurposeChanged(int p)
Chris@560: {
Chris@560:     QObject *o = sender();
Chris@560:     QComboBox *cb = qobject_cast<QComboBox *>(o);
Chris@560:     if (!cb) return;
Chris@561: 
Chris@1319:     // Ensure a consistent set of column purposes, in case of a
Chris@1319:     // situation where some combinations are contradictory. Only
Chris@1319:     // updates the UI, does not update the stored format record from
Chris@1319:     // the UI - that's the job of updateFormatFromDialog
Chris@1318:     
Chris@561:     CSVFormat::ColumnPurpose purpose = (CSVFormat::ColumnPurpose)p;
Chris@561: 
Chris@959:     bool haveStartTime = false; // so as to update timing type combo appropriately
Chris@959:     
Chris@959:     // Ensure the column purpose combos are consistent with one
Chris@959:     // another, without reference to m_format (which we'll update
Chris@959:     // separately)
Chris@959:     
Chris@560:     for (int i = 0; i < m_columnPurposeCombos.size(); ++i) {
Chris@561: 
Chris@992:         // The fuzzy column combo only has the entries <ignore> or
Chris@992:         // Values, so it can't affect the timing type and none of this
Chris@992:         // logic affects it
Chris@992:         if (i == m_fuzzyColumn) continue;
Chris@992: 
Chris@959:         QComboBox *thisCombo = m_columnPurposeCombos[i];
Chris@561:         
Chris@959:         CSVFormat::ColumnPurpose cp = (CSVFormat::ColumnPurpose)
Chris@959:             (thisCombo->currentIndex());
Chris@959:         bool thisChanged = (cb == thisCombo);
Chris@959:         
Chris@959:         if (!thisChanged) {
Chris@561: 
Chris@561:             // We can only have one ColumnStartTime column, and only
Chris@561:             // one of either ColumnDuration or ColumnEndTime
Chris@561: 
Chris@561:             if (purpose == CSVFormat::ColumnStartTime) {
Chris@561:                 if (cp == purpose) {
Chris@561:                     cp = CSVFormat::ColumnValue;
Chris@561:                 }
Chris@561:             } else if (purpose == CSVFormat::ColumnDuration ||
Chris@561:                        purpose == CSVFormat::ColumnEndTime) {
Chris@561:                 if (cp == CSVFormat::ColumnDuration ||
Chris@561:                     cp == CSVFormat::ColumnEndTime) {
Chris@561:                     cp = CSVFormat::ColumnValue;
Chris@561:                 }
Chris@561:             }
Chris@561: 
Chris@561:             // And we can only have one label
Chris@561:             if (purpose == CSVFormat::ColumnLabel) {
Chris@561:                 if (cp == purpose) {
Chris@561:                     cp = CSVFormat::ColumnUnknown;
Chris@561:                 }
Chris@561:             }
Chris@959: 
Chris@959:             if (cp == CSVFormat::ColumnStartTime) {
Chris@959:                 haveStartTime = true;
Chris@959:             }
Chris@959:         
Chris@959:             thisCombo->setCurrentIndex(int(cp));
Chris@959: 
Chris@959:         } else {
Chris@959:             if (purpose == CSVFormat::ColumnStartTime) {
Chris@959:                 haveStartTime = true;
Chris@959:             }
Chris@561:         }
Chris@959:     }
Chris@561: 
Chris@1319:     if (!haveStartTime) {
Chris@1319:         m_timingTypeCombo->setCurrentIndex(int(TimingImplicit));
Chris@1319:     } else if (m_timingTypeCombo->currentIndex() == int(TimingImplicit)) {
Chris@1319:         if (m_initialTimingOption == TimingImplicit) {
Chris@1319:             m_timingTypeCombo->setCurrentIndex(TimingExplicitSeconds);
Chris@1319:         } else {
Chris@1319:             m_timingTypeCombo->setCurrentIndex(m_initialTimingOption);
Chris@959:         }
Chris@959:     }
Chris@1319: 
Chris@1319:     updateFormatFromDialog();
Chris@1319:     updateComboVisibility();
Chris@959: }
Chris@1318:     
Chris@959: void
Chris@959: CSVFormatDialog::updateFormatFromDialog()
Chris@959: {
Chris@1319:     switch (TimingOption(m_timingTypeCombo->currentIndex())) {
Chris@959: 
Chris@1319:     case TimingExplicitSeconds:
Chris@1319:         m_format.setTimingType(CSVFormat::ExplicitTiming);
Chris@1319:         m_format.setTimeUnits(CSVFormat::TimeSeconds);
Chris@1319:         break;
Chris@1319:         
Chris@1319:     case TimingExplicitMsec:
Chris@1319:         m_format.setTimingType(CSVFormat::ExplicitTiming);
Chris@1319:         m_format.setTimeUnits(CSVFormat::TimeMilliseconds);
Chris@1319:         break;
Chris@1319:         
Chris@1319:     case TimingExplicitSamples:
Chris@1319:         m_format.setTimingType(CSVFormat::ExplicitTiming);
Chris@1319:         m_format.setTimeUnits(CSVFormat::TimeAudioFrames);
Chris@1319:         break;
Chris@1319:         
Chris@1319:     case TimingImplicit:
Chris@1318:         m_format.setTimingType(CSVFormat::ImplicitTiming);
Chris@1319:         m_format.setTimeUnits(CSVFormat::TimeWindows);
Chris@1319:         break;
Chris@959:     }
Chris@1318:     
Chris@959:     bool haveStartTime = false;
Chris@959:     bool haveDuration = false;
Chris@959:     bool havePitch = false;
Chris@959:     int valueCount = 0;
Chris@959: 
Chris@959:     for (int i = 0; i < m_columnPurposeCombos.size(); ++i) {
Chris@959: 
Chris@959:         QComboBox *thisCombo = m_columnPurposeCombos[i];
Chris@959:         
Chris@1319:         CSVFormat::ColumnPurpose purpose =
Chris@1319:             (CSVFormat::ColumnPurpose) (thisCombo->currentIndex());
Chris@1319:         
Chris@959:         if (i == m_fuzzyColumn) {
Chris@992:             for (int j = i; j < m_format.getColumnCount(); ++j) {
Chris@959:                 if (purpose == CSVFormat::ColumnUnknown) {
Chris@959:                     m_format.setColumnPurpose(j, CSVFormat::ColumnUnknown);
Chris@959:                 } else { // Value
Chris@959:                     m_format.setColumnPurpose(j, CSVFormat::ColumnValue);
Chris@959:                     ++valueCount;
Chris@959:                 }
Chris@959:             }
Chris@992:         } else {
Chris@992:         
Chris@992:             if (purpose == CSVFormat::ColumnStartTime) {
Chris@992:                 haveStartTime = true;
Chris@992:             }
Chris@992:             if (purpose == CSVFormat::ColumnEndTime ||
Chris@992:                 purpose == CSVFormat::ColumnDuration) {
Chris@992:                 haveDuration = true;
Chris@992:             }
Chris@992:             if (purpose == CSVFormat::ColumnPitch) {
Chris@992:                 havePitch = true;
Chris@992:             }
Chris@992:             if (purpose == CSVFormat::ColumnValue) {
Chris@992:                 ++valueCount;
Chris@992:             }
Chris@992: 
Chris@992:             m_format.setColumnPurpose(i, purpose);
Chris@959:         }
Chris@561:     }
Chris@561: 
Chris@1319:     if (haveStartTime && haveDuration) {
Chris@763:         if (havePitch) {
Chris@763:             m_format.setModelType(CSVFormat::TwoDimensionalModelWithDurationAndPitch);
Chris@1521:         } else if (valueCount == 2) {
Chris@1521:             m_format.setModelType(CSVFormat::TwoDimensionalModelWithDurationAndExtent);
Chris@763:         } else {
Chris@763:             m_format.setModelType(CSVFormat::TwoDimensionalModelWithDuration);
Chris@763:         }
Chris@561:     } else {
Chris@561:         if (valueCount > 1) {
Chris@561:             m_format.setModelType(CSVFormat::ThreeDimensionalModel);
Chris@561:         } else if (valueCount > 0) {
Chris@561:             m_format.setModelType(CSVFormat::TwoDimensionalModel);
Chris@561:         } else {
Chris@561:             m_format.setModelType(CSVFormat::OneDimensionalModel);
Chris@560:         }
Chris@560:     }
Chris@561: 
Chris@561:     updateModelLabel();
Chris@560: }
Chris@560: 
Chris@560: 
Chris@959: