Mercurial > hg > svgui
view layer/NoteLayer.cpp @ 1409:24234307c9b2
Fix erasing of Region layer labels as the playhead moves over them
author | Chris Cannam |
---|---|
date | Thu, 29 Nov 2018 11:57:30 +0000 |
parents | c39f2d439d59 |
children | c8a6fd3f9dff |
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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_model(0), 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(0), m_verticalScale(AutoAlignScale), m_scaleMinimum(0), m_scaleMaximum(0) { SVDEBUG << "constructed NoteLayer" << endl; } void NoteLayer::setModel(NoteModel *model) { if (m_model == model) return; m_model = model; connectSignals(m_model); // SVDEBUG << "NoteLayer::setModel(" << model << ")" << endl; 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 { if (m_model) return m_model->getScaleUnits(); else return ""; } 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; if (m_model) { val = UnitDatabase::getInstance()->getUnitId (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") { if (m_model) { m_model->setScaleUnits (UnitDatabase::getInstance()->getUnitById(value)); emit modelChanged(); } } 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); } bool NoteLayer::shouldConvertMIDIToHz() const { QString unit = getScaleUnits(); return (unit != "Hz"); // if (unit == "" || // unit.startsWith("MIDI") || // unit.startsWith("midi")) return true; // return false; } bool NoteLayer::getValueExtents(double &min, double &max, bool &logarithmic, QString &unit) const { if (!m_model) return false; min = m_model->getValueMinimum(); max = m_model->getValueMaximum(); if (shouldConvertMIDIToHz()) { unit = "Hz"; min = Pitch::getFrequencyForPitch(int(lrint(min))); max = Pitch::getFrequencyForPitch(int(lrint(max + 1))); } else unit = getScaleUnits(); if (m_verticalScale == MIDIRangeScale || m_verticalScale == LogScale) logarithmic = true; return true; } bool NoteLayer::getDisplayExtents(double &min, double &max) const { if (!m_model || shouldAutoAlign()) return false; if (m_verticalScale == MIDIRangeScale) { min = Pitch::getFrequencyForPitch(0); max = Pitch::getFrequencyForPitch(127); return true; } if (m_scaleMinimum == m_scaleMaximum) { min = m_model->getValueMinimum(); max = m_model->getValueMaximum(); } else { min = m_scaleMinimum; max = m_scaleMaximum; } if (shouldConvertMIDIToHz()) { min = Pitch::getFrequencyForPitch(int(lrint(min))); max = Pitch::getFrequencyForPitch(int(lrint(max + 1))); } #ifdef DEBUG_NOTE_LAYER cerr << "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) 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 cerr << "NoteLayer::setDisplayExtents: min = " << min << ", max = " << max << endl; #endif emit layerParametersChanged(); return true; } int NoteLayer::getVerticalZoomSteps(int &defaultStep) const { if (shouldAutoAlign()) return 0; if (!m_model) return 0; defaultStep = 0; return 100; } int NoteLayer::getCurrentVerticalZoomStep() const { if (shouldAutoAlign()) return 0; if (!m_model) 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()) return; if (!m_model) 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 cerr << "NoteLayer::setVerticalZoomStep: " << step << ": " << newmin << " -> " << newmax << " (range " << newdist << ")" << endl; #endif setDisplayExtents(newmin, newmax); } RangeMapper * NoteLayer::getNewVerticalZoomRangeMapper() const { if (!m_model) return 0; RangeMapper *mapper; double min, max; bool logarithmic; QString unit; getValueExtents(min, max, logarithmic, unit); if (min == max) return 0; if (logarithmic) { mapper = new LogRangeMapper(0, 100, min, max, unit); } else { mapper = new LinearRangeMapper(0, 100, min, max, unit); } return mapper; } NoteModel::PointList NoteLayer::getLocalPoints(LayerGeometryProvider *v, int x) const { if (!m_model) return NoteModel::PointList(); sv_frame_t frame = v->getFrameForX(x); NoteModel::PointList onPoints = m_model->getPoints(frame); if (!onPoints.empty()) { return onPoints; } NoteModel::PointList prevPoints = m_model->getPreviousPoints(frame); NoteModel::PointList nextPoints = m_model->getNextPoints(frame); NoteModel::PointList usePoints = prevPoints; if (prevPoints.empty()) { usePoints = nextPoints; } else if (int(prevPoints.begin()->frame) < v->getStartFrame() && !(nextPoints.begin()->frame > v->getEndFrame())) { usePoints = nextPoints; } else if (int(nextPoints.begin()->frame) - frame < frame - int(prevPoints.begin()->frame)) { usePoints = nextPoints; } if (!usePoints.empty()) { int fuzz = ViewManager::scalePixelSize(2); int px = v->getXForFrame(usePoints.begin()->frame); if ((px > x && px - x > fuzz) || (px < x && x - px > fuzz + 1)) { usePoints.clear(); } } return usePoints; } bool NoteLayer::getPointToDrag(LayerGeometryProvider *v, int x, int y, NoteModel::Point &p) const { if (!m_model) return false; sv_frame_t frame = v->getFrameForX(x); NoteModel::PointList onPoints = m_model->getPoints(frame); if (onPoints.empty()) return false; // cerr << "frame " << frame << ": " << onPoints.size() << " candidate points" << endl; int nearestDistance = -1; for (NoteModel::PointList::const_iterator i = onPoints.begin(); i != onPoints.end(); ++i) { int distance = getYForValue(v, (*i).value) - y; if (distance < 0) distance = -distance; if (nearestDistance == -1 || distance < nearestDistance) { nearestDistance = distance; p = *i; } } return true; } QString NoteLayer::getFeatureDescription(LayerGeometryProvider *v, QPoint &pos) const { int x = pos.x(); if (!m_model || !m_model->getSampleRate()) return ""; NoteModel::PointList points = getLocalPoints(v, x); if (points.empty()) { if (!m_model->isReady()) { return tr("In progress"); } else { return tr("No local points"); } } Note note(0); NoteModel::PointList::iterator i; for (i = points.begin(); i != points.end(); ++i) { int y = getYForValue(v, i->value); int h = 3; if (m_model->getValueQuantization() != 0.0) { h = y - getYForValue(v, i->value + m_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.frame, m_model->getSampleRate()); RealTime rd = RealTime::frame2RealTime(note.duration, m_model->getSampleRate()); QString pitchText; if (shouldConvertMIDIToHz()) { int mnote = int(lrint(note.value)); int cents = int(lrint((note.value - float(mnote)) * 100)); double freq = Pitch::getFrequencyForPitch(mnote, cents); pitchText = tr("%1 (%2, %3 Hz)") .arg(Pitch::getPitchLabel(mnote, cents)) .arg(mnote) .arg(freq); } else if (getScaleUnits() == "Hz") { pitchText = tr("%1 Hz (%2, %3)") .arg(note.value) .arg(Pitch::getPitchLabelForFrequency(note.value)) .arg(Pitch::getPitchForFrequency(note.value)); } else { pitchText = tr("%1 %2") .arg(note.value).arg(getScaleUnits()); } QString text; if (note.label == "") { 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.label); } pos = QPoint(v->getXForFrame(note.frame), getYForValue(v, note.value)); return text; } bool NoteLayer::snapToFeatureFrame(LayerGeometryProvider *v, sv_frame_t &frame, int &resolution, SnapType snap) const { if (!m_model) { return Layer::snapToFeatureFrame(v, frame, resolution, snap); } resolution = m_model->getResolution(); NoteModel::PointList points; if (snap == SnapNeighbouring) { points = getLocalPoints(v, v->getXForFrame(frame)); if (points.empty()) return false; frame = points.begin()->frame; return true; } points = m_model->getPoints(frame, frame); sv_frame_t snapped = frame; bool found = false; for (NoteModel::PointList::const_iterator i = points.begin(); i != points.end(); ++i) { if (snap == SnapRight) { if (i->frame > frame) { snapped = i->frame; found = true; break; } } else if (snap == SnapLeft) { if (i->frame <= frame) { snapped = i->frame; found = true; // don't break, as the next may be better } else { break; } } else { // nearest NoteModel::PointList::const_iterator j = i; ++j; if (j == points.end()) { snapped = i->frame; found = true; break; } else if (j->frame >= frame) { if (j->frame - frame < frame - i->frame) { snapped = j->frame; } else { snapped = i->frame; } found = true; break; } } } frame = snapped; return found; } void NoteLayer::getScaleExtents(LayerGeometryProvider *v, double &min, double &max, bool &log) const { min = 0.0; max = 0.0; log = false; QString queryUnits; if (shouldConvertMIDIToHz()) queryUnits = "Hz"; else queryUnits = getScaleUnits(); if (shouldAutoAlign()) { if (!v->getValueExtents(queryUnits, min, max, log)) { min = m_model->getValueMinimum(); max = m_model->getValueMaximum(); if (shouldConvertMIDIToHz()) { min = Pitch::getFrequencyForPitch(int(lrint(min))); max = Pitch::getFrequencyForPitch(int(lrint(max + 1))); } #ifdef DEBUG_NOTE_LAYER cerr << "NoteLayer[" << this << "]::getScaleExtents: min = " << min << ", max = " << max << ", log = " << log << endl; #endif } else if (log) { LogRange::mapRange(min, max); #ifdef DEBUG_NOTE_LAYER cerr << "NoteLayer[" << this << "]::getScaleExtents: min = " << min << ", max = " << max << ", log = " << log << endl; #endif } } else { getDisplayExtents(min, max); if (m_verticalScale == MIDIRangeScale) { min = Pitch::getFrequencyForPitch(0); max = Pitch::getFrequencyForPitch(127); } else if (shouldConvertMIDIToHz()) { min = Pitch::getFrequencyForPitch(int(lrint(min))); max = Pitch::getFrequencyForPitch(int(lrint(max + 1))); } if (m_verticalScale == LogScale || m_verticalScale == MIDIRangeScale) { 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 cerr << "NoteLayer[" << this << "]::getYForValue(" << val << "): min = " << min << ", max = " << max << ", log = " << logarithmic << endl; #endif if (shouldConvertMIDIToHz()) { val = Pitch::getFrequencyForPitch(int(lrint(val)), int(lrint((val - rint(val)) * 100))); #ifdef DEBUG_NOTE_LAYER cerr << "shouldConvertMIDIToHz true, val now = " << val << endl; #endif } if (logarithmic) { val = LogRange::map(val); #ifdef DEBUG_NOTE_LAYER cerr << "logarithmic true, val now = " << val << endl; #endif } int y = int(h - ((val - min) * h) / (max - min)) - 1; #ifdef DEBUG_NOTE_LAYER cerr << "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); } if (shouldConvertMIDIToHz()) { val = Pitch::getPitchForFrequency(val); } return val; } bool NoteLayer::shouldAutoAlign() const { if (!m_model) return false; return (m_verticalScale == AutoAlignScale); } void NoteLayer::paint(LayerGeometryProvider *v, QPainter &paint, QRect rect) const { if (!m_model || !m_model->isOK()) return; sv_samplerate_t sampleRate = m_model->getSampleRate(); if (!sampleRate) return; // Profiler profiler("NoteLayer::paint", true); int x0 = rect.left(), x1 = rect.right(); sv_frame_t frame0 = v->getFrameForX(x0); sv_frame_t frame1 = v->getFrameForX(x1); NoteModel::PointList points(m_model->getPoints(frame0, frame1)); if (points.empty()) return; paint.setPen(getBaseQColor()); QColor brushColour(getBaseQColor()); brushColour.setAlpha(80); // SVDEBUG << "NoteLayer::paint: resolution is " // << m_model->getResolution() << " frames" << endl; double min = m_model->getValueMinimum(); double max = m_model->getValueMaximum(); if (max == min) max = min + 1.0; QPoint localPos; NoteModel::Point illuminatePoint(0); bool shouldIlluminate = false; if (v->shouldIlluminateLocalFeatures(this, localPos)) { shouldIlluminate = getPointToDrag(v, localPos.x(), localPos.y(), illuminatePoint); } paint.save(); paint.setRenderHint(QPainter::Antialiasing, false); for (NoteModel::PointList::const_iterator i = points.begin(); i != points.end(); ++i) { const NoteModel::Point &p(*i); int x = v->getXForFrame(p.frame); int y = getYForValue(v, p.value); int w = v->getXForFrame(p.frame + p.duration) - x; int h = 3; if (m_model->getValueQuantization() != 0.0) { h = y - getYForValue(v, p.value + m_model->getValueQuantization()); if (h < 3) h = 3; } if (w < 1) w = 1; paint.setPen(getBaseQColor()); paint.setBrush(brushColour); if (shouldIlluminate && // "illuminatePoint == p" !NoteModel::Point::Comparator()(illuminatePoint, p) && !NoteModel::Point::Comparator()(p, illuminatePoint)) { paint.setPen(v->getForeground()); paint.setBrush(v->getForeground()); QString vlabel = QString("%1%2").arg(p.value).arg(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.frame, m_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) { return 0; } if (shouldAutoAlign() && !valueExtentsMatchMine(v)) { return 0; } if (m_verticalScale == LogScale || m_verticalScale == MIDIRangeScale) { return LogNumericalScale().getWidth(v, paint) + 10; // for piano } else { return LinearNumericalScale().getWidth(v, paint); } } void NoteLayer::paintVerticalScale(LayerGeometryProvider *v, bool, QPainter &paint, QRect) const { if (!m_model || m_model->getPoints().empty()) 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 && (getScaleUnits() == "Hz")) { 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; if (!m_model) return; sv_frame_t frame = v->getFrameForX(e->x()); if (frame < 0) frame = 0; frame = frame / m_model->getResolution() * m_model->getResolution(); double value = getValueForY(v, e->y()); m_editingPoint = NoteModel::Point(frame, float(value), 0, 0.8f, tr("New Point")); m_originalPoint = m_editingPoint; if (m_editingCommand) finish(m_editingCommand); m_editingCommand = new NoteModel::EditCommand(m_model, tr("Draw Point")); m_editingCommand->addPoint(m_editingPoint); m_editing = true; } void NoteLayer::drawDrag(LayerGeometryProvider *v, QMouseEvent *e) { // SVDEBUG << "NoteLayer::drawDrag(" << e->x() << "," << e->y() << ")" << endl; if (!m_model || !m_editing) return; sv_frame_t frame = v->getFrameForX(e->x()); if (frame < 0) frame = 0; frame = frame / m_model->getResolution() * m_model->getResolution(); double newValue = getValueForY(v, e->y()); sv_frame_t newFrame = m_editingPoint.frame; sv_frame_t newDuration = frame - newFrame; if (newDuration < 0) { newFrame = frame; newDuration = -newDuration; } else if (newDuration == 0) { newDuration = 1; } m_editingCommand->deletePoint(m_editingPoint); m_editingPoint.frame = newFrame; m_editingPoint.value = float(newValue); m_editingPoint.duration = newDuration; m_editingCommand->addPoint(m_editingPoint); } void NoteLayer::drawEnd(LayerGeometryProvider *, QMouseEvent *) { // SVDEBUG << "NoteLayer::drawEnd(" << e->x() << "," << e->y() << ")" << endl; if (!m_model || !m_editing) return; finish(m_editingCommand); m_editingCommand = 0; m_editing = false; } void NoteLayer::eraseStart(LayerGeometryProvider *v, QMouseEvent *e) { if (!m_model) return; if (!getPointToDrag(v, e->x(), e->y(), m_editingPoint)) return; if (m_editingCommand) { finish(m_editingCommand); m_editingCommand = 0; } m_editing = true; } void NoteLayer::eraseDrag(LayerGeometryProvider *, QMouseEvent *) { } void NoteLayer::eraseEnd(LayerGeometryProvider *v, QMouseEvent *e) { if (!m_model || !m_editing) return; m_editing = false; NoteModel::Point p(0); if (!getPointToDrag(v, e->x(), e->y(), p)) return; if (p.frame != m_editingPoint.frame || p.value != m_editingPoint.value) return; m_editingCommand = new NoteModel::EditCommand(m_model, tr("Erase Point")); m_editingCommand->deletePoint(m_editingPoint); finish(m_editingCommand); m_editingCommand = 0; m_editing = false; } void NoteLayer::editStart(LayerGeometryProvider *v, QMouseEvent *e) { // SVDEBUG << "NoteLayer::editStart(" << e->x() << "," << e->y() << ")" << endl; if (!m_model) return; if (!getPointToDrag(v, e->x(), e->y(), m_editingPoint)) return; m_originalPoint = m_editingPoint; m_dragPointX = v->getXForFrame(m_editingPoint.frame); m_dragPointY = getYForValue(v, m_editingPoint.value); if (m_editingCommand) { finish(m_editingCommand); m_editingCommand = 0; } 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; if (!m_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 / m_model->getResolution() * m_model->getResolution(); double value = getValueForY(v, newy); if (!m_editingCommand) { m_editingCommand = new NoteModel::EditCommand(m_model, tr("Drag Point")); } m_editingCommand->deletePoint(m_editingPoint); m_editingPoint.frame = frame; m_editingPoint.value = float(value); m_editingCommand->addPoint(m_editingPoint); } void NoteLayer::editEnd(LayerGeometryProvider *, QMouseEvent *) { // SVDEBUG << "NoteLayer::editEnd(" << e->x() << "," << e->y() << ")" << endl; if (!m_model || !m_editing) return; if (m_editingCommand) { QString newName = m_editingCommand->getName(); if (m_editingPoint.frame != m_originalPoint.frame) { if (m_editingPoint.value != m_originalPoint.value) { newName = tr("Edit Point"); } else { newName = tr("Relocate Point"); } } else { newName = tr("Change Point Value"); } m_editingCommand->setName(newName); finish(m_editingCommand); } m_editingCommand = 0; m_editing = false; } bool NoteLayer::editOpen(LayerGeometryProvider *v, QMouseEvent *e) { if (!m_model) return false; NoteModel::Point note(0); if (!getPointToDrag(v, e->x(), e->y(), note)) return false; // NoteModel::Point note = *points.begin(); ItemEditDialog *dialog = new ItemEditDialog (m_model->getSampleRate(), ItemEditDialog::ShowTime | ItemEditDialog::ShowDuration | ItemEditDialog::ShowValue | ItemEditDialog::ShowText, getScaleUnits()); dialog->setFrameTime(note.frame); dialog->setValue(note.value); dialog->setFrameDuration(note.duration); dialog->setText(note.label); if (dialog->exec() == QDialog::Accepted) { NoteModel::Point newNote = note; newNote.frame = dialog->getFrameTime(); newNote.value = dialog->getValue(); newNote.duration = dialog->getFrameDuration(); newNote.label = dialog->getText(); NoteModel::EditCommand *command = new NoteModel::EditCommand (m_model, tr("Edit Point")); command->deletePoint(note); command->addPoint(newNote); finish(command); } delete dialog; return true; } void NoteLayer::moveSelection(Selection s, sv_frame_t newStartFrame) { if (!m_model) return; NoteModel::EditCommand *command = new NoteModel::EditCommand(m_model, tr("Drag Selection")); NoteModel::PointList points = m_model->getPoints(s.getStartFrame(), s.getEndFrame()); for (NoteModel::PointList::iterator i = points.begin(); i != points.end(); ++i) { if (s.contains(i->frame)) { NoteModel::Point newPoint(*i); newPoint.frame = i->frame + newStartFrame - s.getStartFrame(); command->deletePoint(*i); command->addPoint(newPoint); } } finish(command); } void NoteLayer::resizeSelection(Selection s, Selection newSize) { if (!m_model) return; NoteModel::EditCommand *command = new NoteModel::EditCommand(m_model, tr("Resize Selection")); NoteModel::PointList points = m_model->getPoints(s.getStartFrame(), s.getEndFrame()); double ratio = double(newSize.getEndFrame() - newSize.getStartFrame()) / double(s.getEndFrame() - s.getStartFrame()); for (NoteModel::PointList::iterator i = points.begin(); i != points.end(); ++i) { if (s.contains(i->frame)) { double targetStart = double(i->frame); targetStart = double(newSize.getStartFrame()) + targetStart - double(s.getStartFrame()) * ratio; double targetEnd = double(i->frame + i->duration); targetEnd = double(newSize.getStartFrame()) + targetEnd - double(s.getStartFrame()) * ratio; NoteModel::Point newPoint(*i); newPoint.frame = lrint(targetStart); newPoint.duration = lrint(targetEnd - targetStart); command->deletePoint(*i); command->addPoint(newPoint); } } finish(command); } void NoteLayer::deleteSelection(Selection s) { if (!m_model) return; NoteModel::EditCommand *command = new NoteModel::EditCommand(m_model, tr("Delete Selected Points")); NoteModel::PointList points = m_model->getPoints(s.getStartFrame(), s.getEndFrame()); for (NoteModel::PointList::iterator i = points.begin(); i != points.end(); ++i) { if (s.contains(i->frame)) { command->deletePoint(*i); } } finish(command); } void NoteLayer::copy(LayerGeometryProvider *v, Selection s, Clipboard &to) { if (!m_model) return; NoteModel::PointList points = m_model->getPoints(s.getStartFrame(), s.getEndFrame()); for (NoteModel::PointList::iterator i = points.begin(); i != points.end(); ++i) { if (s.contains(i->frame)) { Clipboard::Point point(i->frame, i->value, i->duration, i->level, i->label); point.setReferenceFrame(alignToReference(v, i->frame)); to.addPoint(point); } } } bool NoteLayer::paste(LayerGeometryProvider *v, const Clipboard &from, sv_frame_t /* frameOffset */, bool /* interactive */) { if (!m_model) return false; const Clipboard::PointList &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; } } NoteModel::EditCommand *command = new NoteModel::EditCommand(m_model, tr("Paste")); for (Clipboard::PointList::const_iterator i = points.begin(); i != points.end(); ++i) { if (!i->haveFrame()) continue; sv_frame_t frame = 0; if (!realign) { frame = i->getFrame(); } else { if (i->haveReferenceFrame()) { frame = i->getReferenceFrame(); frame = alignFromReference(v, frame); } else { frame = i->getFrame(); } } NoteModel::Point newPoint(frame); if (i->haveLabel()) newPoint.label = i->getLabel(); if (i->haveValue()) newPoint.value = i->getValue(); else newPoint.value = (m_model->getValueMinimum() + m_model->getValueMaximum()) / 2; if (i->haveLevel()) newPoint.level = i->getLevel(); if (i->haveDuration()) newPoint.duration = i->getDuration(); else { sv_frame_t nextFrame = frame; Clipboard::PointList::const_iterator j = i; for (; j != points.end(); ++j) { if (!j->haveFrame()) continue; if (j != i) break; } if (j != points.end()) { nextFrame = j->getFrame(); } if (nextFrame == frame) { newPoint.duration = m_model->getResolution(); } else { newPoint.duration = nextFrame - frame; } } command->addPoint(newPoint); } finish(command); return true; } void NoteLayer::addNoteOn(sv_frame_t frame, int pitch, int velocity) { m_pendingNoteOns.insert(Note(frame, float(pitch), 0, float(velocity) / 127.f, "")); } void NoteLayer::addNoteOff(sv_frame_t frame, int pitch) { for (NoteSet::iterator i = m_pendingNoteOns.begin(); i != m_pendingNoteOns.end(); ++i) { if (lrintf((*i).value) == pitch) { Note note(*i); m_pendingNoteOns.erase(i); note.duration = frame - note.frame; if (m_model) { NoteModel::AddPointCommand *c = new NoteModel::AddPointCommand (m_model, note, tr("Record 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); }