Mercurial > hg > svgui
view layer/NoteLayer.cpp @ 1607:52d4bfba5b3d
Reduce font size when pane is very thin
author | Chris Cannam |
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date | Wed, 06 May 2020 11:44:38 +0100 |
parents | 045063dcd2bc |
children |
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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 "NoteLayer.h" #include "data/model/Model.h" #include "base/RealTime.h" #include "base/Profiler.h" #include "base/Pitch.h" #include "base/LogRange.h" #include "base/RangeMapper.h" #include "view/View.h" #include "ColourDatabase.h" #include "PianoScale.h" #include "LinearNumericalScale.h" #include "LogNumericalScale.h" #include "PaintAssistant.h" #include "data/model/NoteModel.h" #include "widgets/ItemEditDialog.h" #include "widgets/TextAbbrev.h" #include <QPainter> #include <QPainterPath> #include <QMouseEvent> #include <QTextStream> #include <QMessageBox> #include <iostream> #include <cmath> #include <utility> //#define DEBUG_NOTE_LAYER 1 NoteLayer::NoteLayer() : SingleColourLayer(), m_modelUsesHz(true), m_editing(false), m_dragPointX(0), m_dragPointY(0), m_dragStartX(0), m_dragStartY(0), m_originalPoint(0, 0.0, 0, 1.f, tr("New Point")), m_editingPoint(0, 0.0, 0, 1.f, tr("New Point")), m_editingCommand(nullptr), m_editIsOpen(false), m_verticalScale(AutoAlignScale), m_scaleMinimum(0), m_scaleMaximum(0) { SVDEBUG << "constructed NoteLayer" << endl; } int NoteLayer::getCompletion(LayerGeometryProvider *) const { auto model = ModelById::get(m_model); if (model) return model->getCompletion(); else return 0; } void NoteLayer::setModel(ModelId modelId) { auto newModel = ModelById::getAs<NoteModel>(modelId); if (!modelId.isNone() && !newModel) { throw std::logic_error("Not a NoteModel"); } if (m_model == modelId) return; m_model = modelId; if (newModel) { connectSignals(m_model); QString unit = newModel->getScaleUnits(); m_modelUsesHz = (unit.toLower() == "hz"); } m_scaleMinimum = 0; m_scaleMaximum = 0; emit modelReplaced(); } Layer::PropertyList NoteLayer::getProperties() const { PropertyList list = SingleColourLayer::getProperties(); list.push_back("Vertical Scale"); list.push_back("Scale Units"); return list; } QString NoteLayer::getPropertyLabel(const PropertyName &name) const { if (name == "Vertical Scale") return tr("Vertical Scale"); if (name == "Scale Units") return tr("Scale Units"); return SingleColourLayer::getPropertyLabel(name); } Layer::PropertyType NoteLayer::getPropertyType(const PropertyName &name) const { if (name == "Scale Units") return UnitsProperty; if (name == "Vertical Scale") return ValueProperty; return SingleColourLayer::getPropertyType(name); } QString NoteLayer::getPropertyGroupName(const PropertyName &name) const { if (name == "Vertical Scale" || name == "Scale Units") { return tr("Scale"); } return SingleColourLayer::getPropertyGroupName(name); } QString NoteLayer::getScaleUnits() const { return "Hz"; } int NoteLayer::getPropertyRangeAndValue(const PropertyName &name, int *min, int *max, int *deflt) const { int val = 0; if (name == "Vertical Scale") { if (min) *min = 0; if (max) *max = 3; if (deflt) *deflt = int(AutoAlignScale); val = int(m_verticalScale); } else if (name == "Scale Units") { if (deflt) *deflt = 0; auto model = ModelById::getAs<NoteModel>(m_model); if (model) { val = UnitDatabase::getInstance()->getUnitId (model->getScaleUnits()); } } else { val = SingleColourLayer::getPropertyRangeAndValue(name, min, max, deflt); } return val; } QString NoteLayer::getPropertyValueLabel(const PropertyName &name, int value) const { if (name == "Vertical Scale") { switch (value) { default: case 0: return tr("Auto-Align"); case 1: return tr("Linear"); case 2: return tr("Log"); case 3: return tr("MIDI Notes"); } } return SingleColourLayer::getPropertyValueLabel(name, value); } void NoteLayer::setProperty(const PropertyName &name, int value) { if (name == "Vertical Scale") { setVerticalScale(VerticalScale(value)); } else if (name == "Scale Units") { auto model = ModelById::getAs<NoteModel>(m_model); if (model) { QString unit = UnitDatabase::getInstance()->getUnitById(value); model->setScaleUnits(unit); m_modelUsesHz = (unit.toLower() == "hz"); emit modelChanged(m_model); } } else { return SingleColourLayer::setProperty(name, value); } } void NoteLayer::setVerticalScale(VerticalScale scale) { if (m_verticalScale == scale) return; m_verticalScale = scale; emit layerParametersChanged(); } bool NoteLayer::isLayerScrollable(const LayerGeometryProvider *v) const { QPoint discard; return !v->shouldIlluminateLocalFeatures(this, discard); } double NoteLayer::valueOf(const Event &e) const { return convertValueFromEventValue(e.getValue()); } Event NoteLayer::eventWithValue(const Event &e, double value) const { return e.withValue(convertValueToEventValue(value)); } double NoteLayer::convertValueFromEventValue(float eventValue) const { if (m_modelUsesHz) { return eventValue; } else { double v = eventValue; if (v < 0) v = 0; if (v > 127) v = 127; int p = int(round(v)); double c = 100.0 * (v - p); return Pitch::getFrequencyForPitch(p, c); } } float NoteLayer::convertValueToEventValue(double value) const { if (m_modelUsesHz) { return float(value); } else { float c = 0; int p = Pitch::getPitchForFrequency(value, &c); return float(p) + c / 100.f; } } bool NoteLayer::getValueExtents(double &min, double &max, bool &logarithmic, QString &unit) const { auto model = ModelById::getAs<NoteModel>(m_model); if (!model) return false; min = convertValueFromEventValue(model->getValueMinimum()); max = convertValueFromEventValue(model->getValueMaximum()); min /= 1.06; max *= 1.06; unit = "Hz"; if (m_verticalScale != LinearScale) { logarithmic = true; } return true; } bool NoteLayer::getDisplayExtents(double &min, double &max) const { auto model = ModelById::getAs<NoteModel>(m_model); if (!model || shouldAutoAlign()) return false; if (m_verticalScale == MIDIRangeScale) { min = Pitch::getFrequencyForPitch(0); max = Pitch::getFrequencyForPitch(127); return true; } if (m_scaleMinimum == m_scaleMaximum) { QString unit; bool log = false; getValueExtents(min, max, log, unit); } else { min = m_scaleMinimum; max = m_scaleMaximum; } #ifdef DEBUG_NOTE_LAYER SVCERR << "NoteLayer::getDisplayExtents: min = " << min << ", max = " << max << " (m_scaleMinimum = " << m_scaleMinimum << ", m_scaleMaximum = " << m_scaleMaximum << ")" << endl; #endif return true; } bool NoteLayer::setDisplayExtents(double min, double max) { if (m_model.isNone()) return false; if (min == max) { if (min == 0.f) { max = 1.f; } else { max = min * 1.0001; } } m_scaleMinimum = min; m_scaleMaximum = max; #ifdef DEBUG_NOTE_LAYER SVCERR << "NoteLayer::setDisplayExtents: min = " << min << ", max = " << max << endl; #endif emit layerParametersChanged(); return true; } int NoteLayer::getVerticalZoomSteps(int &defaultStep) const { if (shouldAutoAlign() || m_model.isNone()) return 0; defaultStep = 0; return 100; } int NoteLayer::getCurrentVerticalZoomStep() const { if (shouldAutoAlign() || m_model.isNone()) return 0; RangeMapper *mapper = getNewVerticalZoomRangeMapper(); if (!mapper) return 0; double dmin, dmax; getDisplayExtents(dmin, dmax); int nr = mapper->getPositionForValue(dmax - dmin); delete mapper; return 100 - nr; } //!!! lots of duplication with TimeValueLayer void NoteLayer::setVerticalZoomStep(int step) { if (shouldAutoAlign() || m_model.isNone()) return; RangeMapper *mapper = getNewVerticalZoomRangeMapper(); if (!mapper) return; double min, max; bool logarithmic; QString unit; getValueExtents(min, max, logarithmic, unit); double dmin, dmax; getDisplayExtents(dmin, dmax); double newdist = mapper->getValueForPosition(100 - step); double newmin, newmax; if (logarithmic) { // see SpectrogramLayer::setVerticalZoomStep newmax = (newdist + sqrt(newdist*newdist + 4*dmin*dmax)) / 2; newmin = newmax - newdist; // cerr << "newmin = " << newmin << ", newmax = " << newmax << endl; } else { double dmid = (dmax + dmin) / 2; newmin = dmid - newdist / 2; newmax = dmid + newdist / 2; } if (newmin < min) { newmax += (min - newmin); newmin = min; } if (newmax > max) { newmax = max; } #ifdef DEBUG_NOTE_LAYER SVCERR << "NoteLayer::setVerticalZoomStep: " << step << ": " << newmin << " -> " << newmax << " (range " << newdist << ")" << endl; #endif setDisplayExtents(newmin, newmax); } RangeMapper * NoteLayer::getNewVerticalZoomRangeMapper() const { if (m_model.isNone()) return nullptr; RangeMapper *mapper; double min, max; bool logarithmic; QString unit; getValueExtents(min, max, logarithmic, unit); if (min == max) return nullptr; if (logarithmic) { mapper = new LogRangeMapper(0, 100, min, max, unit); } else { mapper = new LinearRangeMapper(0, 100, min, max, unit); } return mapper; } EventVector NoteLayer::getLocalPoints(LayerGeometryProvider *v, int x) const { auto model = ModelById::getAs<NoteModel>(m_model); if (!model) return {}; sv_frame_t frame = v->getFrameForX(x); EventVector local = model->getEventsCovering(frame); if (!local.empty()) return local; int fuzz = ViewManager::scalePixelSize(2); sv_frame_t start = v->getFrameForX(x - fuzz); sv_frame_t end = v->getFrameForX(x + fuzz); local = model->getEventsStartingWithin(frame, end - frame); if (!local.empty()) return local; local = model->getEventsSpanning(start, frame - start); if (!local.empty()) return local; return {}; } bool NoteLayer::getPointToDrag(LayerGeometryProvider *v, int x, int y, Event &point) const { auto model = ModelById::getAs<NoteModel>(m_model); if (!model) return false; sv_frame_t frame = v->getFrameForX(x); EventVector onPoints = model->getEventsCovering(frame); if (onPoints.empty()) return false; int nearestDistance = -1; for (const auto &p: onPoints) { int distance = getYForValue(v, valueOf(p)) - y; if (distance < 0) distance = -distance; if (nearestDistance == -1 || distance < nearestDistance) { nearestDistance = distance; point = p; } } return true; } QString NoteLayer::getFeatureDescription(LayerGeometryProvider *v, QPoint &pos) const { int x = pos.x(); auto model = ModelById::getAs<NoteModel>(m_model); if (!model || !model->getSampleRate()) return ""; EventVector points = getLocalPoints(v, x); if (points.empty()) { if (!model->isReady()) { return tr("In progress"); } else { return tr("No local points"); } } Event note; EventVector::iterator i; for (i = points.begin(); i != points.end(); ++i) { int y = getYForValue(v, valueOf(*i)); int h = 3; if (model->getValueQuantization() != 0.0) { h = y - getYForValue (v, convertValueFromEventValue(i->getValue() + model->getValueQuantization())); if (h < 3) h = 3; } if (pos.y() >= y - h && pos.y() <= y) { note = *i; break; } } if (i == points.end()) return tr("No local points"); RealTime rt = RealTime::frame2RealTime(note.getFrame(), model->getSampleRate()); RealTime rd = RealTime::frame2RealTime(note.getDuration(), model->getSampleRate()); QString pitchText; if (m_modelUsesHz) { float value = note.getValue(); pitchText = tr("%1 Hz (%2, %3)") .arg(value) .arg(Pitch::getPitchLabelForFrequency(value)) .arg(Pitch::getPitchForFrequency(value)); } else { float eventValue = note.getValue(); double value = convertValueFromEventValue(eventValue); int mnote = int(lrint(eventValue)); int cents = int(lrint((eventValue - float(mnote)) * 100)); pitchText = tr("%1 (%2, %3 Hz)") .arg(Pitch::getPitchLabel(mnote, cents)) .arg(eventValue) .arg(value); } QString text; if (note.getLabel() == "") { text = QString(tr("Time:\t%1\nPitch:\t%2\nDuration:\t%3\nNo label")) .arg(rt.toText(true).c_str()) .arg(pitchText) .arg(rd.toText(true).c_str()); } else { text = QString(tr("Time:\t%1\nPitch:\t%2\nDuration:\t%3\nLabel:\t%4")) .arg(rt.toText(true).c_str()) .arg(pitchText) .arg(rd.toText(true).c_str()) .arg(note.getLabel()); } pos = QPoint(v->getXForFrame(note.getFrame()), getYForValue(v, valueOf(note))); return text; } bool NoteLayer::snapToFeatureFrame(LayerGeometryProvider *v, sv_frame_t &frame, int &resolution, SnapType snap, int ycoord) const { auto model = ModelById::getAs<NoteModel>(m_model); if (!model) { return Layer::snapToFeatureFrame(v, frame, resolution, snap, ycoord); } // SnapLeft / SnapRight: return frame of nearest feature in that // direction no matter how far away // // SnapNeighbouring: return frame of feature that would be used in // an editing operation, i.e. closest feature in either direction // but only if it is "close enough" resolution = model->getResolution(); if (snap == SnapNeighbouring) { EventVector points = getLocalPoints(v, v->getXForFrame(frame)); if (points.empty()) return false; frame = points.begin()->getFrame(); return true; } Event e; if (model->getNearestEventMatching (frame, [](Event) { return true; }, snap == SnapLeft ? EventSeries::Backward : EventSeries::Forward, e)) { frame = e.getFrame(); return true; } return false; } void NoteLayer::getScaleExtents(LayerGeometryProvider *v, double &min, double &max, bool &log) const { min = 0.0; max = 0.0; log = false; auto model = ModelById::getAs<NoteModel>(m_model); if (!model) return; if (shouldAutoAlign()) { if (!v->getVisibleExtentsForUnit("Hz", min, max, log)) { QString unit; getValueExtents(min, max, log, unit); #ifdef DEBUG_NOTE_LAYER SVCERR << "NoteLayer[" << this << "]::getScaleExtents: min = " << min << ", max = " << max << ", log = " << log << endl; #endif } else if (log) { LogRange::mapRange(min, max); #ifdef DEBUG_NOTE_LAYER SVCERR << "NoteLayer[" << this << "]::getScaleExtents: min = " << min << ", max = " << max << ", log = " << log << endl; #endif } } else { getDisplayExtents(min, max); if (m_verticalScale != LinearScale) { LogRange::mapRange(min, max); log = true; } } if (max == min) max = min + 1.0; } int NoteLayer::getYForValue(LayerGeometryProvider *v, double val) const { double min = 0.0, max = 0.0; bool logarithmic = false; int h = v->getPaintHeight(); getScaleExtents(v, min, max, logarithmic); #ifdef DEBUG_NOTE_LAYER SVCERR << "NoteLayer[" << this << "]::getYForValue(" << val << "): min = " << min << ", max = " << max << ", log = " << logarithmic << endl; #endif if (logarithmic) { val = LogRange::map(val); #ifdef DEBUG_NOTE_LAYER SVCERR << "logarithmic true, val now = " << val << endl; #endif } int y = int(h - ((val - min) * h) / (max - min)) - 1; #ifdef DEBUG_NOTE_LAYER SVCERR << "y = " << y << endl; #endif return y; } double NoteLayer::getValueForY(LayerGeometryProvider *v, int y) const { double min = 0.0, max = 0.0; bool logarithmic = false; int h = v->getPaintHeight(); getScaleExtents(v, min, max, logarithmic); double val = min + (double(h - y) * double(max - min)) / h; if (logarithmic) { val = pow(10.0, val); } return val; } bool NoteLayer::shouldAutoAlign() const { if (m_model.isNone()) return false; return (m_verticalScale == AutoAlignScale); } void NoteLayer::paint(LayerGeometryProvider *v, QPainter &paint, QRect rect) const { auto model = ModelById::getAs<NoteModel>(m_model); if (!model || !model->isOK()) return; sv_samplerate_t sampleRate = model->getSampleRate(); if (!sampleRate) return; // Profiler profiler("NoteLayer::paint", true); int x0 = rect.left(); int x1 = x0 + rect.width(); sv_frame_t frame0 = v->getFrameForX(x0); sv_frame_t frame1 = v->getFrameForX(x1); EventVector points(model->getEventsSpanning(frame0, frame1 - frame0)); if (points.empty()) return; paint.setPen(getBaseQColor()); QColor brushColour(getBaseQColor()); brushColour.setAlpha(80); // SVDEBUG << "NoteLayer::paint: resolution is " // << model->getResolution() << " frames" << endl; double min = convertValueFromEventValue(model->getValueMinimum()); double max = convertValueFromEventValue(model->getValueMaximum()); if (max == min) max = min + 1.0; QPoint localPos; Event illuminatePoint; bool shouldIlluminate = false; if (m_editing || m_editIsOpen) { shouldIlluminate = true; illuminatePoint = m_editingPoint; } else if (v->shouldIlluminateLocalFeatures(this, localPos)) { shouldIlluminate = getPointToDrag(v, localPos.x(), localPos.y(), illuminatePoint); } paint.save(); paint.setRenderHint(QPainter::Antialiasing, false); for (EventVector::const_iterator i = points.begin(); i != points.end(); ++i) { const Event &p(*i); int x = v->getXForFrame(p.getFrame()); int y = getYForValue(v, valueOf(p)); int w = v->getXForFrame(p.getFrame() + p.getDuration()) - x; int h = 3; if (model->getValueQuantization() != 0.0) { h = y - getYForValue (v, convertValueFromEventValue (p.getValue() + model->getValueQuantization())); if (h < 3) h = 3; } if (w < 1) w = 1; paint.setPen(getBaseQColor()); paint.setBrush(brushColour); if (shouldIlluminate && illuminatePoint == p) { paint.setPen(v->getForeground()); paint.setBrush(v->getForeground()); // Qt 5.13 deprecates QFontMetrics::width(), but its suggested // replacement (horizontalAdvance) was only added in Qt 5.11 // which is too new for us #pragma GCC diagnostic ignored "-Wdeprecated-declarations" QString vlabel; if (m_modelUsesHz) { vlabel = QString("%1%2") .arg(p.getValue()) .arg(model->getScaleUnits()); } else { vlabel = QString("%1 %2") .arg(p.getValue()) .arg(model->getScaleUnits()); } PaintAssistant::drawVisibleText(v, paint, x - paint.fontMetrics().width(vlabel) - 2, y + paint.fontMetrics().height()/2 - paint.fontMetrics().descent(), vlabel, PaintAssistant::OutlinedText); QString hlabel = RealTime::frame2RealTime (p.getFrame(), model->getSampleRate()).toText(true).c_str(); PaintAssistant::drawVisibleText(v, paint, x, y - h/2 - paint.fontMetrics().descent() - 2, hlabel, PaintAssistant::OutlinedText); } paint.drawRect(x, y - h/2, w, h); } paint.restore(); } int NoteLayer::getVerticalScaleWidth(LayerGeometryProvider *v, bool, QPainter &paint) const { if (m_model.isNone()) { return 0; } if (shouldAutoAlign() && !valueExtentsMatchMine(v)) { return 0; } if (m_verticalScale != LinearScale) { return LogNumericalScale().getWidth(v, paint) + 10; // for piano } else { return LinearNumericalScale().getWidth(v, paint); } } void NoteLayer::paintVerticalScale(LayerGeometryProvider *v, bool, QPainter &paint, QRect) const { auto model = ModelById::getAs<NoteModel>(m_model); if (!model || model->isEmpty()) return; QString unit; double min, max; bool logarithmic; int w = getVerticalScaleWidth(v, false, paint); int h = v->getPaintHeight(); getScaleExtents(v, min, max, logarithmic); if (logarithmic) { LogNumericalScale().paintVertical(v, this, paint, 0, min, max); } else { LinearNumericalScale().paintVertical(v, this, paint, 0, min, max); } if (logarithmic) { PianoScale().paintPianoVertical (v, paint, QRect(w - 10, 0, 10, h), LogRange::unmap(min), LogRange::unmap(max)); paint.drawLine(w, 0, w, h); } if (getScaleUnits() != "") { int mw = w - 5; paint.drawText(5, 5 + paint.fontMetrics().ascent(), TextAbbrev::abbreviate(getScaleUnits(), paint.fontMetrics(), mw)); } } void NoteLayer::drawStart(LayerGeometryProvider *v, QMouseEvent *e) { // SVDEBUG << "NoteLayer::drawStart(" << e->x() << "," << e->y() << ")" << endl; auto model = ModelById::getAs<NoteModel>(m_model); if (!model) return; sv_frame_t frame = v->getFrameForX(e->x()); if (frame < 0) frame = 0; frame = frame / model->getResolution() * model->getResolution(); double value = getValueForY(v, e->y()); float eventValue = convertValueToEventValue(value); eventValue = roundf(eventValue); m_editingPoint = Event(frame, eventValue, 0, 0.8f, tr("New Point")); m_originalPoint = m_editingPoint; if (m_editingCommand) finish(m_editingCommand); m_editingCommand = new ChangeEventsCommand(m_model.untyped, tr("Draw Point")); m_editingCommand->add(m_editingPoint); m_editing = true; } void NoteLayer::drawDrag(LayerGeometryProvider *v, QMouseEvent *e) { // SVDEBUG << "NoteLayer::drawDrag(" << e->x() << "," << e->y() << ")" << endl; auto model = ModelById::getAs<NoteModel>(m_model); if (!model || !m_editing) return; sv_frame_t frame = v->getFrameForX(e->x()); if (frame < 0) frame = 0; frame = frame / model->getResolution() * model->getResolution(); double newValue = getValueForY(v, e->y()); float newEventValue = convertValueToEventValue(newValue); newEventValue = roundf(newEventValue); sv_frame_t newFrame = m_editingPoint.getFrame(); sv_frame_t newDuration = frame - newFrame; if (newDuration < 0) { newFrame = frame; newDuration = -newDuration; } else if (newDuration == 0) { newDuration = 1; } m_editingCommand->remove(m_editingPoint); m_editingPoint = m_editingPoint .withFrame(newFrame) .withDuration(newDuration) .withValue(newEventValue); m_editingCommand->add(m_editingPoint); } void NoteLayer::drawEnd(LayerGeometryProvider *, QMouseEvent *) { // SVDEBUG << "NoteLayer::drawEnd(" << e->x() << "," << e->y() << ")" << endl; auto model = ModelById::getAs<NoteModel>(m_model); if (!model || !m_editing) return; finish(m_editingCommand); m_editingCommand = nullptr; m_editing = false; } void NoteLayer::eraseStart(LayerGeometryProvider *v, QMouseEvent *e) { auto model = ModelById::getAs<NoteModel>(m_model); if (!model) return; if (!getPointToDrag(v, e->x(), e->y(), m_editingPoint)) return; if (m_editingCommand) { finish(m_editingCommand); m_editingCommand = nullptr; } m_editing = true; } void NoteLayer::eraseDrag(LayerGeometryProvider *, QMouseEvent *) { } void NoteLayer::eraseEnd(LayerGeometryProvider *v, QMouseEvent *e) { auto model = ModelById::getAs<NoteModel>(m_model); if (!model || !m_editing) return; m_editing = false; Event p(0); if (!getPointToDrag(v, e->x(), e->y(), p)) return; if (p.getFrame() != m_editingPoint.getFrame() || p.getValue() != m_editingPoint.getValue()) return; m_editingCommand = new ChangeEventsCommand(m_model.untyped, tr("Erase Point")); m_editingCommand->remove(m_editingPoint); finish(m_editingCommand); m_editingCommand = nullptr; m_editing = false; } void NoteLayer::editStart(LayerGeometryProvider *v, QMouseEvent *e) { // SVDEBUG << "NoteLayer::editStart(" << e->x() << "," << e->y() << ")" << endl; auto model = ModelById::getAs<NoteModel>(m_model); if (!model) return; if (!getPointToDrag(v, e->x(), e->y(), m_editingPoint)) return; m_originalPoint = m_editingPoint; m_dragPointX = v->getXForFrame(m_editingPoint.getFrame()); m_dragPointY = getYForValue(v, valueOf(m_editingPoint)); if (m_editingCommand) { finish(m_editingCommand); m_editingCommand = nullptr; } m_editing = true; m_dragStartX = e->x(); m_dragStartY = e->y(); } void NoteLayer::editDrag(LayerGeometryProvider *v, QMouseEvent *e) { // SVDEBUG << "NoteLayer::editDrag(" << e->x() << "," << e->y() << ")" << endl; auto model = ModelById::getAs<NoteModel>(m_model); if (!model || !m_editing) return; int xdist = e->x() - m_dragStartX; int ydist = e->y() - m_dragStartY; int newx = m_dragPointX + xdist; int newy = m_dragPointY + ydist; sv_frame_t frame = v->getFrameForX(newx); if (frame < 0) frame = 0; frame = frame / model->getResolution() * model->getResolution(); double newValue = getValueForY(v, newy); float newEventValue = convertValueToEventValue(newValue); newEventValue = roundf(newEventValue); if (!m_editingCommand) { m_editingCommand = new ChangeEventsCommand (m_model.untyped, tr("Drag Point")); } m_editingCommand->remove(m_editingPoint); m_editingPoint = m_editingPoint .withFrame(frame) .withValue(newEventValue); m_editingCommand->add(m_editingPoint); } void NoteLayer::editEnd(LayerGeometryProvider *, QMouseEvent *) { // SVDEBUG << "NoteLayer::editEnd(" << e->x() << "," << e->y() << ")" << endl; auto model = ModelById::getAs<NoteModel>(m_model); if (!model || !m_editing) return; if (m_editingCommand) { QString newName = m_editingCommand->getName(); if (m_editingPoint.getFrame() != m_originalPoint.getFrame()) { if (m_editingPoint.getValue() != m_originalPoint.getValue()) { newName = tr("Edit Point"); } else { newName = tr("Relocate Point"); } } else { newName = tr("Change Point Value"); } m_editingCommand->setName(newName); finish(m_editingCommand); } m_editingCommand = nullptr; m_editing = false; } bool NoteLayer::editOpen(LayerGeometryProvider *v, QMouseEvent *e) { auto model = ModelById::getAs<NoteModel>(m_model); if (!model) return false; Event note(0); if (!getPointToDrag(v, e->x(), e->y(), note)) return false; ItemEditDialog *dialog = new ItemEditDialog (model->getSampleRate(), ItemEditDialog::ShowTime | ItemEditDialog::ShowDuration | ItemEditDialog::ShowValue | ItemEditDialog::ShowLevel | ItemEditDialog::ShowText, getScaleUnits()); dialog->setFrameTime(note.getFrame()); dialog->setValue(note.getValue()); dialog->setFrameDuration(note.getDuration()); dialog->setText(note.getLabel()); m_editingPoint = note; m_editIsOpen = true; if (dialog->exec() == QDialog::Accepted) { Event newNote = note .withFrame(dialog->getFrameTime()) .withValue(dialog->getValue()) .withDuration(dialog->getFrameDuration()) .withLabel(dialog->getText()); ChangeEventsCommand *command = new ChangeEventsCommand (m_model.untyped, tr("Edit Point")); command->remove(note); command->add(newNote); finish(command); } m_editingPoint = 0; m_editIsOpen = false; delete dialog; return true; } void NoteLayer::moveSelection(Selection s, sv_frame_t newStartFrame) { auto model = ModelById::getAs<NoteModel>(m_model); if (!model) return; ChangeEventsCommand *command = new ChangeEventsCommand(m_model.untyped, tr("Drag Selection")); EventVector points = model->getEventsStartingWithin(s.getStartFrame(), s.getDuration()); for (Event p: points) { command->remove(p); Event moved = p.withFrame(p.getFrame() + newStartFrame - s.getStartFrame()); command->add(moved); } finish(command); } void NoteLayer::resizeSelection(Selection s, Selection newSize) { auto model = ModelById::getAs<NoteModel>(m_model); if (!model || !s.getDuration()) return; ChangeEventsCommand *command = new ChangeEventsCommand(m_model.untyped, tr("Resize Selection")); EventVector points = model->getEventsStartingWithin(s.getStartFrame(), s.getDuration()); double ratio = double(newSize.getDuration()) / double(s.getDuration()); double oldStart = double(s.getStartFrame()); double newStart = double(newSize.getStartFrame()); for (Event p: points) { double newFrame = (double(p.getFrame()) - oldStart) * ratio + newStart; double newDuration = double(p.getDuration()) * ratio; Event newPoint = p .withFrame(lrint(newFrame)) .withDuration(lrint(newDuration)); command->remove(p); command->add(newPoint); } finish(command); } void NoteLayer::deleteSelection(Selection s) { auto model = ModelById::getAs<NoteModel>(m_model); if (!model) return; ChangeEventsCommand *command = new ChangeEventsCommand(m_model.untyped, tr("Delete Selected Points")); EventVector points = model->getEventsStartingWithin(s.getStartFrame(), s.getDuration()); for (Event p: points) { command->remove(p); } finish(command); } void NoteLayer::copy(LayerGeometryProvider *v, Selection s, Clipboard &to) { auto model = ModelById::getAs<NoteModel>(m_model); if (!model) return; EventVector points = model->getEventsStartingWithin(s.getStartFrame(), s.getDuration()); for (Event p: points) { to.addPoint(p.withReferenceFrame(alignToReference(v, p.getFrame()))); } } bool NoteLayer::paste(LayerGeometryProvider *v, const Clipboard &from, sv_frame_t /* frameOffset */, bool /* interactive */) { auto model = ModelById::getAs<NoteModel>(m_model); if (!model) return false; const EventVector &points = from.getPoints(); bool realign = false; if (clipboardHasDifferentAlignment(v, from)) { QMessageBox::StandardButton button = QMessageBox::question(v->getView(), tr("Re-align pasted items?"), tr("The items you are pasting came from a layer with different source material from this one. Do you want to re-align them in time, to match the source material for this layer?"), QMessageBox::Yes | QMessageBox::No | QMessageBox::Cancel, QMessageBox::Yes); if (button == QMessageBox::Cancel) { return false; } if (button == QMessageBox::Yes) { realign = true; } } ChangeEventsCommand *command = new ChangeEventsCommand(m_model.untyped, tr("Paste")); for (EventVector::const_iterator i = points.begin(); i != points.end(); ++i) { sv_frame_t frame = 0; if (!realign) { frame = i->getFrame(); } else { if (i->hasReferenceFrame()) { frame = i->getReferenceFrame(); frame = alignFromReference(v, frame); } else { frame = i->getFrame(); } } Event p = i->withFrame(frame); Event newPoint = p; if (!p.hasValue()) { newPoint = newPoint.withValue((model->getValueMinimum() + model->getValueMaximum()) / 2); } if (!p.hasDuration()) { sv_frame_t nextFrame = frame; EventVector::const_iterator j = i; for (; j != points.end(); ++j) { if (j != i) break; } if (j != points.end()) { nextFrame = j->getFrame(); } if (nextFrame == frame) { newPoint = newPoint.withDuration(model->getResolution()); } else { newPoint = newPoint.withDuration(nextFrame - frame); } } command->add(newPoint); } finish(command); return true; } void NoteLayer::addNoteOn(sv_frame_t frame, int pitch, int velocity) { double value = Pitch::getFrequencyForPitch(pitch); float eventValue = convertValueToEventValue(value); m_pendingNoteOns.insert(Event(frame, eventValue, 0, float(velocity) / 127.f, QString())); } void NoteLayer::addNoteOff(sv_frame_t frame, int pitch) { auto model = ModelById::getAs<NoteModel>(m_model); for (NoteSet::iterator i = m_pendingNoteOns.begin(); i != m_pendingNoteOns.end(); ++i) { Event p = *i; double value = valueOf(p); int eventPitch = Pitch::getPitchForFrequency(value); if (eventPitch == pitch) { m_pendingNoteOns.erase(i); Event note = p.withDuration(frame - p.getFrame()); if (model) { ChangeEventsCommand *c = new ChangeEventsCommand (m_model.untyped, tr("Record Note")); c->add(note); // execute and bundle: CommandHistory::getInstance()->addCommand(c, true, true); } break; } } } void NoteLayer::abandonNoteOns() { m_pendingNoteOns.clear(); } int NoteLayer::getDefaultColourHint(bool darkbg, bool &impose) { impose = false; return ColourDatabase::getInstance()->getColourIndex (QString(darkbg ? "White" : "Black")); } void NoteLayer::toXml(QTextStream &stream, QString indent, QString extraAttributes) const { SingleColourLayer::toXml(stream, indent, extraAttributes + QString(" verticalScale=\"%1\" scaleMinimum=\"%2\" scaleMaximum=\"%3\" ") .arg(m_verticalScale) .arg(m_scaleMinimum) .arg(m_scaleMaximum)); } void NoteLayer::setProperties(const QXmlAttributes &attributes) { SingleColourLayer::setProperties(attributes); bool ok, alsoOk; VerticalScale scale = (VerticalScale) attributes.value("verticalScale").toInt(&ok); if (ok) setVerticalScale(scale); float min = attributes.value("scaleMinimum").toFloat(&ok); float max = attributes.value("scaleMaximum").toFloat(&alsoOk); if (ok && alsoOk && min != max) setDisplayExtents(min, max); }