Chris@58: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
Chris@0: 
Chris@0: /*
Chris@59:     Sonic Visualiser
Chris@59:     An audio file viewer and annotation editor.
Chris@59:     Centre for Digital Music, Queen Mary, University of London.
Chris@59:     This file copyright 2006 Chris Cannam.
Chris@0:     
Chris@59:     This program is free software; you can redistribute it and/or
Chris@59:     modify it under the terms of the GNU General Public License as
Chris@59:     published by the Free Software Foundation; either version 2 of the
Chris@59:     License, or (at your option) any later version.  See the file
Chris@59:     COPYING included with this distribution for more information.
Chris@0: */
Chris@0: 
Chris@0: #include "TimeInstantLayer.h"
Chris@0: 
Chris@128: #include "data/model/Model.h"
Chris@0: #include "base/RealTime.h"
Chris@128: #include "view/View.h"
Chris@0: #include "base/Profiler.h"
Chris@76: #include "base/Clipboard.h"
Chris@1078: 
Chris@376: #include "ColourDatabase.h"
Chris@1078: #include "PaintAssistant.h"
Chris@0: 
Chris@128: #include "data/model/SparseOneDimensionalModel.h"
Chris@0: 
Chris@70: #include "widgets/ItemEditDialog.h"
Chris@358: #include "widgets/ListInputDialog.h"
Chris@70: 
Chris@0: #include <QPainter>
Chris@17: #include <QMouseEvent>
Chris@316: #include <QTextStream>
Chris@360: #include <QMessageBox>
Chris@0: 
Chris@0: #include <iostream>
Martin@46: #include <cmath>
Chris@0: 
Chris@429: //#define DEBUG_TIME_INSTANT_LAYER 1
Chris@387: 
Chris@44: TimeInstantLayer::TimeInstantLayer() :
Chris@287:     SingleColourLayer(),
Chris@18:     m_editing(false),
Chris@17:     m_editingPoint(0, tr("New Point")),
Chris@1408:     m_editingCommand(nullptr),
Chris@28:     m_plotStyle(PlotInstants)
Chris@0: {
Chris@308: }
Chris@308: 
Chris@308: TimeInstantLayer::~TimeInstantLayer()
Chris@308: {
Chris@0: }
Chris@0: 
Chris@1470: int
Chris@1470: TimeInstantLayer::getCompletion(LayerGeometryProvider *) const
Chris@1470: {
Chris@1470:     auto model = ModelById::get(m_model);
Chris@1470:     if (model) return model->getCompletion();
Chris@1470:     else return 0;
Chris@1470: }
Chris@1470: 
Chris@0: void
Chris@1470: TimeInstantLayer::setModel(ModelId modelId)
Chris@0: {
Chris@1471:     auto newModel = ModelById::getAs<SparseOneDimensionalModel>(modelId);
Chris@1471:     if (!modelId.isNone() && !newModel) {
Chris@1471:         throw std::logic_error("Not a SparseOneDimensionalModel");
Chris@1471:     }
Chris@1471:     
Chris@1470:     if (m_model == modelId) return;
Chris@1470:     m_model = modelId;
Chris@0: 
Chris@1471:     if (newModel) {
Chris@1471:         connectSignals(m_model);
Chris@1471:         if (newModel->getRDFTypeURI().endsWith("Segment")) {
Chris@1471:             setPlotStyle(PlotSegmentation);
Chris@1471:         }
Chris@494:     }
Chris@494: 
Chris@0:     emit modelReplaced();
Chris@0: }
Chris@0: 
Chris@0: Layer::PropertyList
Chris@0: TimeInstantLayer::getProperties() const
Chris@0: {
Chris@287:     PropertyList list = SingleColourLayer::getProperties();
Chris@87:     list.push_back("Plot Type");
Chris@0:     return list;
Chris@0: }
Chris@0: 
Chris@87: QString
Chris@87: TimeInstantLayer::getPropertyLabel(const PropertyName &name) const
Chris@87: {
Chris@87:     if (name == "Plot Type") return tr("Plot Type");
Chris@287:     return SingleColourLayer::getPropertyLabel(name);
Chris@87: }
Chris@87: 
Chris@0: Layer::PropertyType
Chris@287: TimeInstantLayer::getPropertyType(const PropertyName &name) const
Chris@0: {
Chris@287:     if (name == "Plot Type") return ValueProperty;
Chris@287:     return SingleColourLayer::getPropertyType(name);
Chris@0: }
Chris@0: 
Chris@0: int
Chris@0: TimeInstantLayer::getPropertyRangeAndValue(const PropertyName &name,
Chris@216:                                            int *min, int *max, int *deflt) const
Chris@0: {
Chris@216:     int val = 0;
Chris@0: 
Chris@287:     if (name == "Plot Type") {
Chris@1266:         
Chris@1266:         if (min) *min = 0;
Chris@1266:         if (max) *max = 1;
Chris@216:         if (deflt) *deflt = 0;
Chris@1266:         
Chris@1266:         val = int(m_plotStyle);
Chris@28: 
Chris@0:     } else {
Chris@1266:         
Chris@1266:         val = SingleColourLayer::getPropertyRangeAndValue(name, min, max, deflt);
Chris@0:     }
Chris@0: 
Chris@216:     return val;
Chris@0: }
Chris@0: 
Chris@0: QString
Chris@0: TimeInstantLayer::getPropertyValueLabel(const PropertyName &name,
Chris@287:                                         int value) const
Chris@0: {
Chris@287:     if (name == "Plot Type") {
Chris@1266:         switch (value) {
Chris@1266:         default:
Chris@1266:         case 0: return tr("Instants");
Chris@1266:         case 1: return tr("Segmentation");
Chris@1266:         }
Chris@0:     }
Chris@287:     return SingleColourLayer::getPropertyValueLabel(name, value);
Chris@0: }
Chris@0: 
Chris@0: void
Chris@0: TimeInstantLayer::setProperty(const PropertyName &name, int value)
Chris@0: {
Chris@287:     if (name == "Plot Type") {
Chris@1266:         setPlotStyle(PlotStyle(value));
Chris@287:     } else {
Chris@287:         SingleColourLayer::setProperty(name, value);
Chris@0:     }
Chris@0: }
Chris@0: 
Chris@0: void
Chris@28: TimeInstantLayer::setPlotStyle(PlotStyle style)
Chris@28: {
Chris@28:     if (m_plotStyle == style) return;
Chris@28:     m_plotStyle = style;
Chris@28:     emit layerParametersChanged();
Chris@28: }
Chris@28: 
Chris@0: bool
Chris@1470: TimeInstantLayer::needsTextLabelHeight() const
Chris@1470: {
Chris@1470:     auto model = ModelById::getAs<SparseOneDimensionalModel>(m_model);
Chris@1474:     if (model) return model->hasTextLabels();
Chris@1470:     else return false;
Chris@1470: }
Chris@1470: 
Chris@1470: bool
Chris@918: TimeInstantLayer::isLayerScrollable(const LayerGeometryProvider *v) const
Chris@0: {
Chris@0:     QPoint discard;
Chris@44:     return !v->shouldIlluminateLocalFeatures(this, discard);
Chris@0: }
Chris@0: 
Chris@1433: EventVector
Chris@918: TimeInstantLayer::getLocalPoints(LayerGeometryProvider *v, int x) const
Chris@0: {
Chris@1474:     auto model = ModelById::getAs<SparseOneDimensionalModel>(m_model);
Chris@1474:     if (!model) return {};
Chris@1433: 
Chris@28:     // Return a set of points that all have the same frame number, the
Chris@28:     // nearest to the given x coordinate, and that are within a
Chris@28:     // certain fuzz distance of that x coordinate.
Chris@28: 
Chris@989:     sv_frame_t frame = v->getFrameForX(x);
Chris@0: 
Chris@1474:     EventVector exact = model->getEventsStartingAt(frame);
Chris@1433:     if (!exact.empty()) return exact;
Chris@0: 
Chris@1433:     // overspill == 1, so one event either side of the given span
Chris@1474:     EventVector neighbouring = model->getEventsWithin
Chris@1474:         (frame, model->getResolution(), 1);
Chris@0: 
Chris@1433:     double fuzz = v->scaleSize(2);
Chris@1433:     sv_frame_t suitable = 0;
Chris@1433:     bool have = false;
Chris@1433:     
Chris@1433:     for (Event e: neighbouring) {
Chris@1433:         sv_frame_t f = e.getFrame();
Chris@1433:         if (f < v->getStartFrame() || f > v->getEndFrame()) {
Chris@1433:             continue;
Chris@1433:         }
Chris@1433:         int px = v->getXForFrame(f);
Chris@1433:         if ((px > x && px - x > fuzz) || (px < x && x - px > fuzz + 3)) {
Chris@1433:             continue;
Chris@1433:         }
Chris@1433:         if (!have) {
Chris@1433:             suitable = f;
Chris@1433:             have = true;
Chris@1433:         } else if (llabs(frame - f) < llabs(suitable - f)) {
Chris@1433:             suitable = f;
Chris@1266:         }
Chris@28:     }
Chris@28: 
Chris@1433:     if (have) {
Chris@1474:         return model->getEventsStartingAt(suitable);
Chris@1433:     } else {
Chris@1433:         return {};
Chris@1433:     }
Chris@0: }
Chris@0: 
Chris@25: QString
Chris@909: TimeInstantLayer::getLabelPreceding(sv_frame_t frame) const
Chris@552: {
Chris@1474:     auto model = ModelById::getAs<SparseOneDimensionalModel>(m_model);
Chris@1474:     if (!model || !model->hasTextLabels()) return "";
Chris@1433: 
Chris@1433:     Event e;
Chris@1474:     if (model->getNearestEventMatching
Chris@1433:         (frame,
Chris@1433:          [](Event e) { return e.hasLabel() && e.getLabel() != ""; },
Chris@1433:          EventSeries::Backward,
Chris@1433:          e)) {
Chris@1433:         return e.getLabel();
Chris@552:     }
Chris@1433: 
Chris@552:     return "";
Chris@552: }
Chris@552: 
Chris@552: QString
Chris@918: TimeInstantLayer::getFeatureDescription(LayerGeometryProvider *v, QPoint &pos) const
Chris@0: {
Chris@25:     int x = pos.x();
Chris@0: 
Chris@1474:     auto model = ModelById::getAs<SparseOneDimensionalModel>(m_model);
Chris@1474:     if (!model || !model->getSampleRate()) return "";
Chris@0: 
Chris@1433:     EventVector points = getLocalPoints(v, x);
Chris@0: 
Chris@0:     if (points.empty()) {
Chris@1474:         if (!model->isReady()) {
Chris@1266:             return tr("In progress");
Chris@1266:         } else {
Chris@1266:             return tr("No local points");
Chris@1266:         }
Chris@0:     }
Chris@0: 
Chris@1433:     sv_frame_t useFrame = points.begin()->getFrame();
Chris@0: 
Chris@1474:     RealTime rt = RealTime::frame2RealTime(useFrame, model->getSampleRate());
Chris@25:     
Chris@25:     QString text;
Chris@0: 
Chris@1433:     if (points.begin()->getLabel() == "") {
Chris@1266:         text = QString(tr("Time:\t%1\nNo label"))
Chris@1266:             .arg(rt.toText(true).c_str());
Chris@25:     } else {
Chris@1266:         text = QString(tr("Time:\t%1\nLabel:\t%2"))
Chris@1266:             .arg(rt.toText(true).c_str())
Chris@1433:             .arg(points.begin()->getLabel());
Chris@25:     }
Chris@0: 
Chris@44:     pos = QPoint(v->getXForFrame(useFrame), pos.y());
Chris@25:     return text;
Chris@0: }
Chris@0: 
Chris@28: bool
Chris@918: TimeInstantLayer::snapToFeatureFrame(LayerGeometryProvider *v, sv_frame_t &frame,
Chris@1266:                                      int &resolution,
Chris@1266:                                      SnapType snap) const
Chris@13: {
Chris@1474:     auto model = ModelById::getAs<SparseOneDimensionalModel>(m_model);
Chris@1474:     if (!model) {
Chris@1266:         return Layer::snapToFeatureFrame(v, frame, resolution, snap);
Chris@13:     }
Chris@13: 
Chris@1433:     // SnapLeft / SnapRight: return frame of nearest feature in that
Chris@1433:     // direction no matter how far away
Chris@1433:     //
Chris@1433:     // SnapNeighbouring: return frame of feature that would be used in
Chris@1433:     // an editing operation, i.e. closest feature in either direction
Chris@1433:     // but only if it is "close enough"
Chris@1433:     
Chris@1474:     resolution = model->getResolution();
Chris@13: 
Chris@28:     if (snap == SnapNeighbouring) {
Chris@1433:         EventVector points = getLocalPoints(v, v->getXForFrame(frame));
Chris@1266:         if (points.empty()) return false;
Chris@1433:         frame = points.begin()->getFrame();
Chris@1266:         return true;
Chris@13:     }
Chris@13: 
Chris@1433:     Event e;
Chris@1474:     if (model->getNearestEventMatching
Chris@1433:         (frame,
Chris@1433:          [](Event) { return true; },
Chris@1433:          snap == SnapLeft ? EventSeries::Backward : EventSeries::Forward,
Chris@1433:          e)) {
Chris@1433:         frame = e.getFrame();
Chris@1433:         return true;
Chris@1433:     }
Chris@1433: 
Chris@1433:     return false;
Chris@13: }
Chris@13: 
Chris@0: void
Chris@916: TimeInstantLayer::paint(LayerGeometryProvider *v, QPainter &paint, QRect rect) const
Chris@0: {
Chris@1474:     auto model = ModelById::getAs<SparseOneDimensionalModel>(m_model);
Chris@1474:     if (!model || !model->isOK()) return;
Chris@0: 
Chris@0: //    Profiler profiler("TimeInstantLayer::paint", true);
Chris@0: 
Chris@20:     int x0 = rect.left(), x1 = rect.right();
Chris@0: 
Chris@989:     sv_frame_t frame0 = v->getFrameForX(x0);
Chris@989:     sv_frame_t frame1 = v->getFrameForX(x1);
Chris@0: 
Chris@1461:     int overspill = 0;
Chris@1461:     if (m_plotStyle == PlotSegmentation) {
Chris@1461:         // We need to start painting at the prior point, so we can
Chris@1461:         // fill in the visible part of its segmentation area
Chris@1461:         overspill = 1;
Chris@1461:     }
Chris@1461:     
Chris@1474:     EventVector points(model->getEventsWithin(frame0, frame1 - frame0,
Chris@1461:                                                 overspill));
Chris@0: 
Chris@28:     bool odd = false;
Chris@28:     if (m_plotStyle == PlotSegmentation && !points.empty()) {
Chris@1474:         int index = model->getRowForFrame(points.begin()->getFrame());
Chris@1266:         odd = ((index % 2) == 1);
Chris@28:     }
Chris@28: 
Chris@287:     paint.setPen(getBaseQColor());
Chris@0: 
Chris@287:     QColor brushColour(getBaseQColor());
Chris@0:     brushColour.setAlpha(100);
Chris@0:     paint.setBrush(brushColour);
Chris@0: 
Chris@28:     QColor oddBrushColour(brushColour);
Chris@28:     if (m_plotStyle == PlotSegmentation) {
Chris@1266:         if (getBaseQColor() == Qt::black) {
Chris@1266:             oddBrushColour = Qt::gray;
Chris@1266:         } else if (getBaseQColor() == Qt::darkRed) {
Chris@1266:             oddBrushColour = Qt::red;
Chris@1266:         } else if (getBaseQColor() == Qt::darkBlue) {
Chris@1266:             oddBrushColour = Qt::blue;
Chris@1266:         } else if (getBaseQColor() == Qt::darkGreen) {
Chris@1266:             oddBrushColour = Qt::green;
Chris@1266:         } else {
Chris@1474:             oddBrushColour = oddBrushColour.lighter(150);
Chris@1266:         }
Chris@1266:         oddBrushColour.setAlpha(100);
Chris@28:     }
Chris@28: 
Chris@587: //    SVDEBUG << "TimeInstantLayer::paint: resolution is "
Chris@1474: //              << model->getResolution() << " frames" << endl;
Chris@0: 
Chris@0:     QPoint localPos;
Chris@989:     sv_frame_t illuminateFrame = -1;
Chris@0: 
Chris@44:     if (v->shouldIlluminateLocalFeatures(this, localPos)) {
Chris@1433:         EventVector localPoints = getLocalPoints(v, localPos.x());
Chris@1433:         if (!localPoints.empty()) {
Chris@1433:             illuminateFrame = localPoints.begin()->getFrame();
Chris@1433:         }
Chris@0:     }
Chris@1266:         
Chris@23:     int prevX = -1;
Chris@1537:     int textY = v->getTextLabelYCoord(this, paint);
Chris@79:     
Chris@1433:     for (EventVector::const_iterator i = points.begin();
Chris@1266:          i != points.end(); ++i) {
Chris@0: 
Chris@1433:         Event p(*i);
Chris@1433:         EventVector::const_iterator j = i;
Chris@1266:         ++j;
Chris@0: 
Chris@1433:         int x = v->getXForFrame(p.getFrame());
Chris@576:         if (x == prevX && m_plotStyle == PlotInstants &&
Chris@1433:             p.getFrame() != illuminateFrame) continue;
Chris@23: 
Chris@1474:         int iw = v->getXForFrame(p.getFrame() + model->getResolution()) - x;
Chris@1266:         if (iw < 2) {
Chris@1266:             if (iw < 1) {
Chris@1266:                 iw = 2;
Chris@1266:                 if (j != points.end()) {
Chris@1433:                     int nx = v->getXForFrame(j->getFrame());
Chris@1266:                     if (nx < x + 3) iw = 1;
Chris@1266:                 }
Chris@1266:             } else {
Chris@1266:                 iw = 2;
Chris@1266:             }
Chris@1266:         }
Chris@1266:                 
Chris@1433:         if (p.getFrame() == illuminateFrame) {
Chris@1266:             paint.setPen(getForegroundQColor(v->getView()));
Chris@1266:         } else {
Chris@1266:             paint.setPen(brushColour);
Chris@1266:         }
Chris@23: 
Chris@1266:         if (m_plotStyle == PlotInstants) {
Chris@1266:             if (iw > 1) {
Chris@1266:                 paint.drawRect(x, 0, iw - 1, v->getPaintHeight() - 1);
Chris@1266:             } else {
Chris@1266:                 paint.drawLine(x, 0, x, v->getPaintHeight() - 1);
Chris@1266:             }
Chris@1266:         } else {
Chris@28: 
Chris@1266:             if (odd) paint.setBrush(oddBrushColour);
Chris@1266:             else paint.setBrush(brushColour);
Chris@1266:             
Chris@1266:             int nx;
Chris@1266:             
Chris@1266:             if (j != points.end()) {
Chris@1433:                 Event q(*j);
Chris@1433:                 nx = v->getXForFrame(q.getFrame());
Chris@1266:             } else {
Chris@1474:                 nx = v->getXForFrame(model->getEndFrame());
Chris@1266:             }
Chris@28: 
Chris@1266:             if (nx >= x) {
Chris@1266:                 
Chris@1433:                 if (illuminateFrame != p.getFrame() &&
Chris@1266:                     (nx < x + 5 || x >= v->getPaintWidth() - 1)) {
Chris@1266:                     paint.setPen(Qt::NoPen);
Chris@1266:                 }
Chris@28: 
Chris@918:                 paint.drawRect(x, -1, nx - x, v->getPaintHeight() + 1);
Chris@1266:             }
Chris@28: 
Chris@1266:             odd = !odd;
Chris@1266:         }
Chris@28: 
Chris@1266:         paint.setPen(getBaseQColor());
Chris@1266:         
Chris@1433:         if (p.getLabel() != "") {
Chris@1474:             
Chris@1474:     // Qt 5.13 deprecates QFontMetrics::width(), but its suggested
Chris@1474:     // replacement (horizontalAdvance) was only added in Qt 5.11
Chris@1474:     // which is too new for us
Chris@1474: #pragma GCC diagnostic ignored "-Wdeprecated-declarations"
Chris@0: 
Chris@1266:             // only draw if there's enough room from here to the next point
Chris@0: 
Chris@1433:             int lw = paint.fontMetrics().width(p.getLabel());
Chris@1266:             bool good = true;
Chris@0: 
Chris@1266:             if (j != points.end()) {
Chris@1433:                 int nx = v->getXForFrame(j->getFrame());
Chris@1266:                 if (nx >= x && nx - x - iw - 3 <= lw) good = false;
Chris@1266:             }
Chris@0: 
Chris@1266:             if (good) {
Chris@1273:                 PaintAssistant::drawVisibleText(v, paint,
Chris@1273:                                                 x + iw + 2, textY,
Chris@1433:                                                 p.getLabel(),
Chris@1273:                                                 PaintAssistant::OutlinedText);
Chris@1266:             }
Chris@1266:         }
Chris@23: 
Chris@1266:         prevX = x;
Chris@0:     }
Chris@0: }
Chris@0: 
Chris@17: void
Chris@918: TimeInstantLayer::drawStart(LayerGeometryProvider *v, QMouseEvent *e)
Chris@17: {
Chris@387: #ifdef DEBUG_TIME_INSTANT_LAYER
Chris@682:     cerr << "TimeInstantLayer::drawStart(" << e->x() << ")" << endl;
Chris@387: #endif
Chris@17: 
Chris@1474:     auto model = ModelById::getAs<SparseOneDimensionalModel>(m_model);
Chris@1474:     if (!model) return;
Chris@17: 
Chris@989:     sv_frame_t frame = v->getFrameForX(e->x());
Chris@17:     if (frame < 0) frame = 0;
Chris@1474:     frame = frame / model->getResolution() * model->getResolution();
Chris@22: 
Chris@1433:     m_editingPoint = Event(frame, tr("New Point"));
Chris@22: 
Chris@376:     if (m_editingCommand) finish(m_editingCommand);
Chris@1474:     m_editingCommand = new ChangeEventsCommand(m_model.untyped, tr("Draw Point"));
Chris@1433:     m_editingCommand->add(m_editingPoint);
Chris@22: 
Chris@18:     m_editing = true;
Chris@17: }
Chris@17: 
Chris@17: void
Chris@918: TimeInstantLayer::drawDrag(LayerGeometryProvider *v, QMouseEvent *e)
Chris@17: {
Chris@387: #ifdef DEBUG_TIME_INSTANT_LAYER
Chris@682:     cerr << "TimeInstantLayer::drawDrag(" << e->x() << ")" << endl;
Chris@387: #endif
Chris@17: 
Chris@1474:     auto model = ModelById::getAs<SparseOneDimensionalModel>(m_model);
Chris@1474:     if (!model || !m_editing) return;
Chris@17: 
Chris@989:     sv_frame_t frame = v->getFrameForX(e->x());
Chris@17:     if (frame < 0) frame = 0;
Chris@1474:     frame = frame / model->getResolution() * model->getResolution();
Chris@1433:     m_editingCommand->remove(m_editingPoint);
Chris@1433:     m_editingPoint = m_editingPoint.withFrame(frame);
Chris@1433:     m_editingCommand->add(m_editingPoint);
Chris@17: }
Chris@17: 
Chris@17: void
Chris@918: TimeInstantLayer::drawEnd(LayerGeometryProvider *, QMouseEvent *)
Chris@17: {
Chris@387: #ifdef DEBUG_TIME_INSTANT_LAYER
Chris@682:     cerr << "TimeInstantLayer::drawEnd(" << e->x() << ")" << endl;
Chris@387: #endif
Chris@1474:     auto model = ModelById::getAs<SparseOneDimensionalModel>(m_model);
Chris@1474:     if (!model || !m_editing) return;
Chris@23:     QString newName = tr("Add Point at %1 s")
Chris@1433:         .arg(RealTime::frame2RealTime(m_editingPoint.getFrame(),
Chris@1474:                                       model->getSampleRate())
Chris@1266:              .toText(false).c_str());
Chris@23:     m_editingCommand->setName(newName);
Chris@376:     finish(m_editingCommand);
Chris@1408:     m_editingCommand = nullptr;
Chris@18:     m_editing = false;
Chris@18: }
Chris@18: 
Chris@18: void
Chris@918: TimeInstantLayer::eraseStart(LayerGeometryProvider *v, QMouseEvent *e)
Chris@335: {
Chris@1474:     auto model = ModelById::getAs<SparseOneDimensionalModel>(m_model);
Chris@1474:     if (!model) return;
Chris@335: 
Chris@1433:     EventVector points = getLocalPoints(v, e->x());
Chris@335:     if (points.empty()) return;
Chris@335: 
Chris@335:     m_editingPoint = *points.begin();
Chris@335: 
Chris@335:     if (m_editingCommand) {
Chris@1266:         finish(m_editingCommand);
Chris@1408:         m_editingCommand = nullptr;
Chris@335:     }
Chris@335: 
Chris@335:     m_editing = true;
Chris@335: }
Chris@335: 
Chris@335: void
Chris@918: TimeInstantLayer::eraseDrag(LayerGeometryProvider *, QMouseEvent *)
Chris@335: {
Chris@335: }
Chris@335: 
Chris@335: void
Chris@918: TimeInstantLayer::eraseEnd(LayerGeometryProvider *v, QMouseEvent *e)
Chris@335: {
Chris@1474:     auto model = ModelById::getAs<SparseOneDimensionalModel>(m_model);
Chris@1474:     if (!model || !m_editing) return;
Chris@335: 
Chris@335:     m_editing = false;
Chris@335: 
Chris@1433:     EventVector points = getLocalPoints(v, e->x());
Chris@335:     if (points.empty()) return;
Chris@1433:     if (points.begin()->getFrame() != m_editingPoint.getFrame()) return;
Chris@335: 
Chris@1474:     m_editingCommand = new ChangeEventsCommand(m_model.untyped, tr("Erase Point"));
Chris@1433:     m_editingCommand->remove(m_editingPoint);
Chris@376:     finish(m_editingCommand);
Chris@1408:     m_editingCommand = nullptr;
Chris@335:     m_editing = false;
Chris@335: }
Chris@335: 
Chris@335: void
Chris@918: TimeInstantLayer::editStart(LayerGeometryProvider *v, QMouseEvent *e)
Chris@18: {
Chris@387: #ifdef DEBUG_TIME_INSTANT_LAYER
Chris@682:     cerr << "TimeInstantLayer::editStart(" << e->x() << ")" << endl;
Chris@387: #endif
Chris@18: 
Chris@1474:     auto model = ModelById::getAs<SparseOneDimensionalModel>(m_model);
Chris@1474:     if (!model) return;
Chris@18: 
Chris@1433:     EventVector points = getLocalPoints(v, e->x());
Chris@18:     if (points.empty()) return;
Chris@18: 
Chris@18:     m_editingPoint = *points.begin();
Chris@22: 
Chris@22:     if (m_editingCommand) {
Chris@1266:         finish(m_editingCommand);
Chris@1408:         m_editingCommand = nullptr;
Chris@22:     }
Chris@22: 
Chris@18:     m_editing = true;
Chris@18: }
Chris@18: 
Chris@18: void
Chris@918: TimeInstantLayer::editDrag(LayerGeometryProvider *v, QMouseEvent *e)
Chris@18: {
Chris@387: #ifdef DEBUG_TIME_INSTANT_LAYER
Chris@682:     cerr << "TimeInstantLayer::editDrag(" << e->x() << ")" << endl;
Chris@387: #endif
Chris@18: 
Chris@1474:     auto model = ModelById::getAs<SparseOneDimensionalModel>(m_model);
Chris@1474:     if (!model || !m_editing) return;
Chris@18: 
Chris@989:     sv_frame_t frame = v->getFrameForX(e->x());
Chris@18:     if (frame < 0) frame = 0;
Chris@1474:     frame = frame / model->getResolution() * model->getResolution();
Chris@22: 
Chris@22:     if (!m_editingCommand) {
Chris@1474:         m_editingCommand = new ChangeEventsCommand(m_model.untyped, tr("Drag Point"));
Chris@22:     }
Chris@22: 
Chris@1433:     m_editingCommand->remove(m_editingPoint);
Chris@1433:     m_editingPoint = m_editingPoint.withFrame(frame);
Chris@1433:     m_editingCommand->add(m_editingPoint);
Chris@18: }
Chris@18: 
Chris@18: void
Chris@918: TimeInstantLayer::editEnd(LayerGeometryProvider *, QMouseEvent *)
Chris@18: {
Chris@387: #ifdef DEBUG_TIME_INSTANT_LAYER
Chris@682:     cerr << "TimeInstantLayer::editEnd(" << e->x() << ")" << endl;
Chris@387: #endif
Chris@1474:     auto model = ModelById::getAs<SparseOneDimensionalModel>(m_model);
Chris@1474:     if (!model || !m_editing) return;
Chris@23:     if (m_editingCommand) {
Chris@1266:         QString newName = tr("Move Point to %1 s")
Chris@1433:             .arg(RealTime::frame2RealTime(m_editingPoint.getFrame(),
Chris@1474:                                           model->getSampleRate())
Chris@1266:                  .toText(false).c_str());
Chris@1266:         m_editingCommand->setName(newName);
Chris@1266:         finish(m_editingCommand);
Chris@23:     }
Chris@1408:     m_editingCommand = nullptr;
Chris@18:     m_editing = false;
Chris@17: }
Chris@17: 
Chris@255: bool
Chris@918: TimeInstantLayer::editOpen(LayerGeometryProvider *v, QMouseEvent *e)
Chris@70: {
Chris@1474:     auto model = ModelById::getAs<SparseOneDimensionalModel>(m_model);
Chris@1474:     if (!model) return false;
Chris@70: 
Chris@1433:     EventVector points = getLocalPoints(v, e->x());
Chris@255:     if (points.empty()) return false;
Chris@70: 
Chris@1433:     Event point = *points.begin();
Chris@70: 
Chris@70:     ItemEditDialog *dialog = new ItemEditDialog
Chris@1474:         (model->getSampleRate(),
Chris@70:          ItemEditDialog::ShowTime |
Chris@70:          ItemEditDialog::ShowText);
Chris@70: 
Chris@1433:     dialog->setFrameTime(point.getFrame());
Chris@1433:     dialog->setText(point.getLabel());
Chris@70: 
Chris@70:     if (dialog->exec() == QDialog::Accepted) {
Chris@70: 
Chris@1433:         Event newPoint = point
Chris@1433:             .withFrame(dialog->getFrameTime())
Chris@1433:             .withLabel(dialog->getText());
Chris@70:         
Chris@1433:         ChangeEventsCommand *command =
Chris@1474:             new ChangeEventsCommand(m_model.untyped, tr("Edit Point"));
Chris@1433:         command->remove(point);
Chris@1433:         command->add(newPoint);
Chris@376:         finish(command);
Chris@70:     }
Chris@70: 
Chris@70:     delete dialog;
Chris@255:     return true;
Chris@70: }
Chris@70: 
Chris@70: void
Chris@908: TimeInstantLayer::moveSelection(Selection s, sv_frame_t newStartFrame)
Chris@43: {
Chris@1474:     auto model = ModelById::getAs<SparseOneDimensionalModel>(m_model);
Chris@1474:     if (!model) return;
Chris@99: 
Chris@1433:     ChangeEventsCommand *command =
Chris@1474:         new ChangeEventsCommand(m_model.untyped, tr("Drag Selection"));
Chris@43: 
Chris@1433:     EventVector points =
Chris@1474:         model->getEventsWithin(s.getStartFrame(), s.getDuration());
Chris@43: 
Chris@1433:     for (auto p: points) {
Chris@1433:         Event newPoint = p
Chris@1433:             .withFrame(p.getFrame() + newStartFrame - s.getStartFrame());
Chris@1433:         command->remove(p);
Chris@1433:         command->add(newPoint);
Chris@43:     }
Chris@43: 
Chris@376:     finish(command);
Chris@43: }
Chris@43: 
Chris@43: void
Chris@43: TimeInstantLayer::resizeSelection(Selection s, Selection newSize)
Chris@43: {
Chris@1474:     auto model = ModelById::getAs<SparseOneDimensionalModel>(m_model);
Chris@1474:     if (!model) return;
Chris@99: 
Chris@1433:     ChangeEventsCommand *command =
Chris@1474:         new ChangeEventsCommand(m_model.untyped, tr("Resize Selection"));
Chris@43: 
Chris@1433:     EventVector points =
Chris@1474:         model->getEventsWithin(s.getStartFrame(), s.getDuration());
Chris@43: 
Chris@1433:     double ratio = double(newSize.getDuration()) / double(s.getDuration());
Chris@1433:     double oldStart = double(s.getStartFrame());
Chris@1433:     double newStart = double(newSize.getStartFrame());
Chris@43: 
Chris@1433:     for (auto p: points) {
Chris@43: 
Chris@1433:         double newFrame = (double(p.getFrame()) - oldStart) * ratio + newStart;
Chris@43: 
Chris@1433:         Event newPoint = p
Chris@1433:             .withFrame(lrint(newFrame));
Chris@1433:         command->remove(p);
Chris@1433:         command->add(newPoint);
Chris@43:     }
Chris@43: 
Chris@376:     finish(command);
Chris@43: }
Chris@43: 
Chris@43: void
Chris@43: TimeInstantLayer::deleteSelection(Selection s)
Chris@43: {
Chris@1474:     auto model = ModelById::getAs<SparseOneDimensionalModel>(m_model);
Chris@1474:     if (!model) return;
Chris@99: 
Chris@1433:     ChangeEventsCommand *command =
Chris@1474:         new ChangeEventsCommand(m_model.untyped, tr("Delete Selection"));
Chris@43: 
Chris@1433:     EventVector points =
Chris@1474:         model->getEventsWithin(s.getStartFrame(), s.getDuration());
Chris@43: 
Chris@1433:     for (auto p: points) {
Chris@1433:         command->remove(p);
Chris@43:     }
Chris@43: 
Chris@376:     finish(command);
Chris@43: }
Chris@76: 
Chris@76: void
Chris@918: TimeInstantLayer::copy(LayerGeometryProvider *v, Selection s, Clipboard &to)
Chris@76: {
Chris@1474:     auto model = ModelById::getAs<SparseOneDimensionalModel>(m_model);
Chris@1474:     if (!model) return;
Chris@99: 
Chris@1433:     EventVector points =
Chris@1474:         model->getEventsWithin(s.getStartFrame(), s.getDuration());
Chris@76: 
Chris@1433:     for (auto p: points) {
Chris@1433:         to.addPoint(p.withReferenceFrame(alignToReference(v, p.getFrame())));
Chris@76:     }
Chris@76: }
Chris@76: 
Chris@125: bool
Chris@1533: TimeInstantLayer::paste(LayerGeometryProvider *v, const Clipboard &from,
Chris@1533:                         sv_frame_t frameOffset, bool)
Chris@76: {
Chris@1474:     auto model = ModelById::getAs<SparseOneDimensionalModel>(m_model);
Chris@1474:     if (!model) return false;
Chris@99: 
Chris@1433:     EventVector points = from.getPoints();
Chris@76: 
Chris@358:     bool realign = false;
Chris@358: 
Chris@360:     if (clipboardHasDifferentAlignment(v, from)) {
Chris@358: 
Chris@360:         QMessageBox::StandardButton button =
Chris@918:             QMessageBox::question(v->getView(), tr("Re-align pasted instants?"),
Chris@360:                                   tr("The instants 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?"),
Chris@360:                                   QMessageBox::Yes | QMessageBox::No | QMessageBox::Cancel,
Chris@360:                                   QMessageBox::Yes);
Chris@358: 
Chris@360:         if (button == QMessageBox::Cancel) {
Chris@360:             return false;
Chris@360:         }
Chris@358: 
Chris@360:         if (button == QMessageBox::Yes) {
Chris@360:             realign = true;
Chris@360:         }
Chris@358:     }
Chris@358: 
Chris@1433:     ChangeEventsCommand *command =
Chris@1474:         new ChangeEventsCommand(m_model.untyped, tr("Paste"));
Chris@358: 
Chris@1423:     for (EventVector::const_iterator i = points.begin();
Chris@76:          i != points.end(); ++i) {
Chris@76:         
Chris@908:         sv_frame_t frame = 0;
Chris@359: 
Chris@359:         if (!realign) {
Chris@359:             
Chris@359:             frame = i->getFrame();
Chris@359: 
Chris@359:         } else {
Chris@359: 
Chris@1423:             if (i->hasReferenceFrame()) {
Chris@359:                 frame = i->getReferenceFrame();
Chris@359:                 frame = alignFromReference(v, frame);
Chris@359:             } else {
Chris@359:                 frame = i->getFrame();
Chris@359:             }
Chris@76:         }
Chris@359: 
Chris@359:         if (frameOffset > 0) frame += frameOffset;
Chris@359:         else if (frameOffset < 0) {
Chris@359:             if (frame > -frameOffset) frame += frameOffset;
Chris@359:             else frame = 0;
Chris@359:         }
Chris@359: 
Chris@1533:         Event newPoint = i->withFrame(frame);
Chris@1533:         
Chris@1433:         if (!i->hasLabel() && i->hasValue()) {
Chris@1433:             newPoint = newPoint.withLabel(QString("%1").arg(i->getValue()));
Chris@125:         }
Chris@76:         
Chris@1433:         command->add(newPoint);
Chris@76:     }
Chris@76: 
Chris@376:     finish(command);
Chris@125:     return true;
Chris@76: }
Chris@43: 
Chris@287: int
Chris@287: TimeInstantLayer::getDefaultColourHint(bool darkbg, bool &impose)
Chris@287: {
Chris@287:     impose = false;
Chris@287:     return ColourDatabase::getInstance()->getColourIndex
Chris@287:         (QString(darkbg ? "Bright Purple" : "Purple"));
Chris@287: }
Chris@287: 
Chris@316: void
Chris@316: TimeInstantLayer::toXml(QTextStream &stream,
Chris@316:                         QString indent, QString extraAttributes) const
Chris@6: {
Chris@316:     SingleColourLayer::toXml(stream, indent,
Chris@316:                              extraAttributes +
Chris@316:                              QString(" plotStyle=\"%1\"")
Chris@316:                              .arg(m_plotStyle));
Chris@6: }
Chris@0: 
Chris@11: void
Chris@11: TimeInstantLayer::setProperties(const QXmlAttributes &attributes)
Chris@11: {
Chris@287:     SingleColourLayer::setProperties(attributes);
Chris@28: 
Chris@28:     bool ok;
Chris@28:     PlotStyle style = (PlotStyle)
Chris@1266:         attributes.value("plotStyle").toInt(&ok);
Chris@28:     if (ok) setPlotStyle(style);
Chris@11: }
Chris@11: