Chris@147: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ Chris@147: Chris@147: /* Chris@147: Sonic Visualiser Chris@147: An audio file viewer and annotation editor. Chris@147: Centre for Digital Music, Queen Mary, University of London. Chris@147: This file copyright 2006 Chris Cannam. Chris@147: Chris@147: This program is free software; you can redistribute it and/or Chris@147: modify it under the terms of the GNU General Public License as Chris@147: published by the Free Software Foundation; either version 2 of the Chris@147: License, or (at your option) any later version. See the file Chris@147: COPYING included with this distribution for more information. Chris@147: */ Chris@147: matthiasm@774: #ifndef _FLEXINOTE_MODEL_H_ matthiasm@774: #define _FLEXINOTE_MODEL_H_ Chris@147: Chris@437: #include "IntervalModel.h" Chris@391: #include "base/RealTime.h" Chris@150: #include "base/PlayParameterRepository.h" Chris@147: Chris@147: /** matthiasm@774: * FlexiNoteModel -- a concrete IntervalModel for notes. Chris@441: */ Chris@441: Chris@441: /** matthiasm@774: * Extension of the NoteModel for more flexible note interaction. matthiasm@774: * The original NoteModel rationale is given below, will need to be matthiasm@774: * updated for FlexiNoteModel: matthiasm@774: * Chris@441: * Note type for use in a sparse model. All we mean by a "note" is Chris@441: * something that has an onset time, a single value, a duration, and a Chris@441: * level. Like other points, it can also have a label. With this Chris@441: * point type, the model can be thought of as representing a simple Chris@441: * MIDI-type piano roll, except that the y coordinates (values) do not Chris@441: * have to be discrete integers. Chris@147: */ Chris@147: matthiasm@774: struct FlexiNote Chris@147: { Chris@147: public: matthiasm@774: FlexiNote(long _frame) : frame(_frame), value(0.0f), duration(0), level(1.f) { } matthiasm@774: FlexiNote(long _frame, float _value, size_t _duration, float _level, QString _label) : Chris@340: frame(_frame), value(_value), duration(_duration), level(_level), label(_label) { } Chris@147: Chris@147: int getDimensions() const { return 3; } Chris@147: Chris@147: long frame; Chris@147: float value; Chris@147: size_t duration; Chris@340: float level; Chris@147: QString label; Chris@147: Chris@338: QString getLabel() const { return label; } Chris@338: Chris@314: void toXml(QTextStream &stream, Chris@314: QString indent = "", Chris@314: QString extraAttributes = "") const Chris@147: { Chris@314: stream << Chris@340: QString("%1\n") Chris@627: .arg(indent).arg(frame).arg(value).arg(duration).arg(level) Chris@627: .arg(XmlExportable::encodeEntities(label)).arg(extraAttributes); Chris@147: } Chris@147: Chris@147: QString toDelimitedDataString(QString delimiter, size_t sampleRate) const Chris@147: { Chris@147: QStringList list; Chris@147: list << RealTime::frame2RealTime(frame, sampleRate).toString().c_str(); Chris@147: list << QString("%1").arg(value); Chris@340: list << RealTime::frame2RealTime(duration, sampleRate).toString().c_str(); Chris@340: list << QString("%1").arg(level); Chris@318: if (label != "") list << label; Chris@147: return list.join(delimiter); Chris@147: } Chris@147: Chris@147: struct Comparator { matthiasm@774: bool operator()(const FlexiNote &p1, matthiasm@774: const FlexiNote &p2) const { Chris@147: if (p1.frame != p2.frame) return p1.frame < p2.frame; Chris@147: if (p1.value != p2.value) return p1.value < p2.value; Chris@147: if (p1.duration != p2.duration) return p1.duration < p2.duration; Chris@340: if (p1.level != p2.level) return p1.level < p2.level; Chris@147: return p1.label < p2.label; Chris@147: } Chris@147: }; Chris@147: Chris@147: struct OrderComparator { matthiasm@774: bool operator()(const FlexiNote &p1, matthiasm@774: const FlexiNote &p2) const { Chris@147: return p1.frame < p2.frame; Chris@147: } Chris@147: }; Chris@147: }; Chris@147: Chris@147: matthiasm@774: class FlexiNoteModel : public IntervalModel Chris@147: { Chris@423: Q_OBJECT Chris@423: Chris@147: public: matthiasm@774: FlexiNoteModel(size_t sampleRate, size_t resolution, Chris@256: bool notifyOnAdd = true) : matthiasm@774: IntervalModel(sampleRate, resolution, notifyOnAdd), Chris@256: m_valueQuantization(0) Chris@256: { Chris@391: PlayParameterRepository::getInstance()->addPlayable(this); Chris@256: } Chris@256: matthiasm@774: FlexiNoteModel(size_t sampleRate, size_t resolution, Chris@147: float valueMinimum, float valueMaximum, Chris@147: bool notifyOnAdd = true) : matthiasm@774: IntervalModel(sampleRate, resolution, Chris@437: valueMinimum, valueMaximum, Chris@437: notifyOnAdd), Chris@147: m_valueQuantization(0) Chris@147: { Chris@391: PlayParameterRepository::getInstance()->addPlayable(this); Chris@391: } Chris@391: matthiasm@774: virtual ~FlexiNoteModel() Chris@391: { Chris@391: PlayParameterRepository::getInstance()->removePlayable(this); Chris@147: } Chris@147: Chris@147: float getValueQuantization() const { return m_valueQuantization; } Chris@147: void setValueQuantization(float q) { m_valueQuantization = q; } Chris@147: matthiasm@774: QString getTypeName() const { return tr("FlexiNote"); } Chris@345: Chris@391: virtual bool canPlay() const { return true; } Chris@391: Chris@391: virtual QString getDefaultPlayPluginId() const Chris@391: { Chris@391: return "dssi:_builtin:sample_player"; Chris@391: } Chris@391: Chris@391: virtual QString getDefaultPlayPluginConfiguration() const Chris@391: { Chris@391: return ""; Chris@391: } Chris@391: Chris@288: virtual void toXml(QTextStream &out, Chris@288: QString indent = "", Chris@288: QString extraAttributes = "") const Chris@147: { matthiasm@774: std::cerr << "FlexiNoteModel::toXml: extraAttributes = \"" Chris@318: << extraAttributes.toStdString() << std::endl; Chris@318: matthiasm@774: IntervalModel::toXml Chris@288: (out, Chris@288: indent, Chris@452: QString("%1 subtype=\"note\" valueQuantization=\"%2\"") Chris@147: .arg(extraAttributes).arg(m_valueQuantization)); Chris@147: } Chris@147: Chris@424: /** Chris@424: * TabularModel methods. Chris@424: */ Chris@424: Chris@424: virtual int getColumnCount() const Chris@424: { Chris@424: return 6; Chris@424: } Chris@424: Chris@424: virtual QString getHeading(int column) const Chris@424: { Chris@424: switch (column) { Chris@424: case 0: return tr("Time"); Chris@424: case 1: return tr("Frame"); Chris@424: case 2: return tr("Pitch"); Chris@424: case 3: return tr("Duration"); Chris@424: case 4: return tr("Level"); Chris@424: case 5: return tr("Label"); Chris@424: default: return tr("Unknown"); Chris@424: } Chris@424: } Chris@424: Chris@424: virtual QVariant getData(int row, int column, int role) const Chris@424: { Chris@437: if (column < 4) { matthiasm@774: return IntervalModel::getData(row, column, role); Chris@425: } Chris@425: Chris@606: PointListConstIterator i = getPointListIteratorForRow(row); Chris@424: if (i == m_points.end()) return QVariant(); Chris@424: Chris@424: switch (column) { Chris@424: case 4: return i->level; Chris@424: case 5: return i->label; Chris@424: default: return QVariant(); Chris@424: } Chris@424: } Chris@424: Chris@424: virtual Command *getSetDataCommand(int row, int column, const QVariant &value, int role) Chris@424: { Chris@437: if (column < 4) { matthiasm@774: return IntervalModel::getSetDataCommand Chris@425: (row, column, value, role); Chris@425: } Chris@425: Chris@740: if (role != Qt::EditRole) return 0; Chris@606: PointListConstIterator i = getPointListIteratorForRow(row); Chris@740: if (i == m_points.end()) return 0; Chris@424: EditCommand *command = new EditCommand(this, tr("Edit Data")); Chris@424: Chris@424: Point point(*i); Chris@424: command->deletePoint(point); Chris@424: Chris@424: switch (column) { Chris@424: case 4: point.level = value.toDouble(); break; Chris@424: case 5: point.label = value.toString(); break; Chris@424: } Chris@424: Chris@424: command->addPoint(point); Chris@424: return command->finish(); Chris@424: } Chris@424: Chris@424: virtual SortType getSortType(int column) const Chris@424: { Chris@424: if (column == 5) return SortAlphabetical; Chris@424: return SortNumeric; Chris@424: } Chris@424: Chris@147: protected: Chris@147: float m_valueQuantization; Chris@147: }; Chris@147: Chris@147: #endif