Mercurial > hg > svcore
view data/model/EditableDenseThreeDimensionalModel.cpp @ 159:e5879045d22b
* Pull memory cache out into its own file
author | Chris Cannam |
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date | Wed, 16 Aug 2006 14:59:09 +0000 |
parents | 21792a550ec9 |
children | 9c652f2c39b1 |
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/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ /* Sonic Visualiser An audio file viewer and annotation editor. Centre for Digital Music, Queen Mary, University of London. This file copyright 2006 Chris Cannam. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. See the file COPYING included with this distribution for more information. */ #include "EditableDenseThreeDimensionalModel.h" #include <QTextStream> EditableDenseThreeDimensionalModel::EditableDenseThreeDimensionalModel(size_t sampleRate, size_t resolution, size_t yBinCount, bool notifyOnAdd) : m_sampleRate(sampleRate), m_resolution(resolution), m_yBinCount(yBinCount), m_minimum(0.0), m_maximum(0.0), m_notifyOnAdd(notifyOnAdd), m_sinceLastNotifyMin(-1), m_sinceLastNotifyMax(-1), m_completion(100) { } bool EditableDenseThreeDimensionalModel::isOK() const { return true; } size_t EditableDenseThreeDimensionalModel::getSampleRate() const { return m_sampleRate; } size_t EditableDenseThreeDimensionalModel::getStartFrame() const { return 0; } size_t EditableDenseThreeDimensionalModel::getEndFrame() const { return m_resolution * m_data.size() + (m_resolution - 1); } Model * EditableDenseThreeDimensionalModel::clone() const { EditableDenseThreeDimensionalModel *model = new EditableDenseThreeDimensionalModel (m_sampleRate, m_resolution, m_yBinCount); model->m_minimum = m_minimum; model->m_maximum = m_maximum; for (size_t i = 0; i < m_data.size(); ++i) { model->setBinValues(i * m_resolution, m_data[i]); } return model; } size_t EditableDenseThreeDimensionalModel::getResolution() const { return m_resolution; } void EditableDenseThreeDimensionalModel::setResolution(size_t sz) { m_resolution = sz; } size_t EditableDenseThreeDimensionalModel::getYBinCount() const { return m_yBinCount; } void EditableDenseThreeDimensionalModel::setYBinCount(size_t sz) { m_yBinCount = sz; } float EditableDenseThreeDimensionalModel::getMinimumLevel() const { return m_minimum; } void EditableDenseThreeDimensionalModel::setMinimumLevel(float level) { m_minimum = level; } float EditableDenseThreeDimensionalModel::getMaximumLevel() const { return m_maximum; } void EditableDenseThreeDimensionalModel::setMaximumLevel(float level) { m_maximum = level; } void EditableDenseThreeDimensionalModel::getBinValues(long windowStart, BinValueSet &result) const { QMutexLocker locker(&m_mutex); long index = windowStart / m_resolution; if (index >= 0 && index < long(m_data.size())) { result = m_data[index]; } else { result.clear(); } while (result.size() < m_yBinCount) result.push_back(m_minimum); } float EditableDenseThreeDimensionalModel::getBinValue(long windowStart, size_t n) const { QMutexLocker locker(&m_mutex); long index = windowStart / m_resolution; if (index >= 0 && index < long(m_data.size())) { const BinValueSet &s = m_data[index]; if (n < s.size()) return s[n]; } return m_minimum; } void EditableDenseThreeDimensionalModel::setBinValues(long windowStart, const BinValueSet &values) { QMutexLocker locker(&m_mutex); long index = windowStart / m_resolution; while (index >= long(m_data.size())) { m_data.push_back(BinValueSet()); } bool newExtents = (m_data.empty() && (m_minimum == m_maximum)); bool allChange = false; for (size_t i = 0; i < values.size(); ++i) { if (newExtents || values[i] < m_minimum) { m_minimum = values[i]; allChange = true; } if (newExtents || values[i] > m_maximum) { m_maximum = values[i]; allChange = true; } } m_data[index] = values; if (m_notifyOnAdd) { if (allChange) { emit modelChanged(); } else { emit modelChanged(windowStart, windowStart + m_resolution); } } else { if (allChange) { m_sinceLastNotifyMin = -1; m_sinceLastNotifyMax = -1; emit modelChanged(); } else { if (m_sinceLastNotifyMin == -1 || windowStart < m_sinceLastNotifyMin) { m_sinceLastNotifyMin = windowStart; } if (m_sinceLastNotifyMax == -1 || windowStart > m_sinceLastNotifyMax) { m_sinceLastNotifyMax = windowStart; } } } } QString EditableDenseThreeDimensionalModel::getBinName(size_t n) const { if (m_binNames.size() > n) return m_binNames[n]; else return ""; } void EditableDenseThreeDimensionalModel::setBinName(size_t n, QString name) { while (m_binNames.size() <= n) m_binNames.push_back(""); m_binNames[n] = name; emit modelChanged(); } void EditableDenseThreeDimensionalModel::setBinNames(std::vector<QString> names) { m_binNames = names; emit modelChanged(); } void EditableDenseThreeDimensionalModel::setCompletion(int completion) { if (m_completion != completion) { m_completion = completion; if (completion == 100) { m_notifyOnAdd = true; // henceforth emit modelChanged(); } else if (!m_notifyOnAdd) { if (m_sinceLastNotifyMin >= 0 && m_sinceLastNotifyMax >= 0) { emit modelChanged(m_sinceLastNotifyMin, m_sinceLastNotifyMax + m_resolution); m_sinceLastNotifyMin = m_sinceLastNotifyMax = -1; } else { emit completionChanged(); } } else { emit completionChanged(); } } } void EditableDenseThreeDimensionalModel::toXml(QTextStream &out, QString indent, QString extraAttributes) const { // For historical reasons we read and write "resolution" as "windowSize" out << Model::toXmlString (indent, QString("type=\"dense\" dimensions=\"3\" windowSize=\"%1\" yBinCount=\"%2\" minimum=\"%3\" maximum=\"%4\" dataset=\"%5\" %6") .arg(m_resolution) .arg(m_yBinCount) .arg(m_minimum) .arg(m_maximum) .arg(getObjectExportId(&m_data)) .arg(extraAttributes)); out << indent; out << QString("<dataset id=\"%1\" dimensions=\"3\" separator=\" \">\n") .arg(getObjectExportId(&m_data)); for (size_t i = 0; i < m_binNames.size(); ++i) { if (m_binNames[i] != "") { out << indent + " "; out << QString("<bin number=\"%1\" name=\"%2\"/>\n") .arg(i).arg(m_binNames[i]); } } for (size_t i = 0; i < m_data.size(); ++i) { out << indent + " "; out << QString("<row n=\"%1\">").arg(i); for (size_t j = 0; j < m_data[i].size(); ++j) { if (j > 0) out << " "; out << m_data[i][j]; } out << QString("</row>\n"); } out << indent + "</dataset>\n"; } QString EditableDenseThreeDimensionalModel::toXmlString(QString indent, QString extraAttributes) const { QString s; { QTextStream out(&s); toXml(out, indent, extraAttributes); } return s; } #ifdef INCLUDE_MOCFILES #include "EditableDenseThreeDimensionalModel.moc.cpp" #endif