lbajardsilogic@0: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
lbajardsilogic@0: 
lbajardsilogic@0: /*
lbajardsilogic@0:     Sonic Visualiser
lbajardsilogic@0:     An audio file viewer and annotation editor.
lbajardsilogic@0:     Centre for Digital Music, Queen Mary, University of London.
lbajardsilogic@0:     This file copyright 2006 Chris Cannam.
lbajardsilogic@0:     
lbajardsilogic@0:     This program is free software; you can redistribute it and/or
lbajardsilogic@0:     modify it under the terms of the GNU General Public License as
lbajardsilogic@0:     published by the Free Software Foundation; either version 2 of the
lbajardsilogic@0:     License, or (at your option) any later version.  See the file
lbajardsilogic@0:     COPYING included with this distribution for more information.
lbajardsilogic@0: */
lbajardsilogic@0: 
lbajardsilogic@0: #include "TimeValueLayer.h"
lbajardsilogic@0: 
lbajardsilogic@0: #include "system/System.h"
lbajardsilogic@0: #include "data/model/Model.h"
lbajardsilogic@0: #include "base/RealTime.h"
lbajardsilogic@0: #include "base/Profiler.h"
lbajardsilogic@0: #include "base/LogRange.h"
lbajardsilogic@0: #include "view/View.h"
lbajardsilogic@0: 
lbajardsilogic@0: #include "data/model/SparseTimeValueModel.h"
lbajardsilogic@0: 
lbajardsilogic@0: #include "widgets/ItemEditDialog.h"
lbajardsilogic@0: #include "widgets/ListInputDialog.h"
lbajardsilogic@0: 
lbajardsilogic@0: #include "SpectrogramLayer.h" // for optional frequency alignment
lbajardsilogic@0: #include "ColourMapper.h"
lbajardsilogic@0: 
lbajardsilogic@0: #include <QPainter>
lbajardsilogic@0: #include <QPainterPath>
lbajardsilogic@0: #include <QMouseEvent>
lbajardsilogic@0: #include <QRegExp>
lbajardsilogic@0: 
lbajardsilogic@0: #include <iostream>
lbajardsilogic@0: #include <cmath>
lbajardsilogic@0: 
lbajardsilogic@0: TimeValueLayer::TimeValueLayer() :
lbajardsilogic@0:     Layer(),
lbajardsilogic@0:     m_model(0),
lbajardsilogic@0:     m_editing(false),
lbajardsilogic@0:     m_originalPoint(0, 0.0, tr("New Point")),
lbajardsilogic@0:     m_editingPoint(0, 0.0, tr("New Point")),
lbajardsilogic@0:     m_editingCommand(0),
lbajardsilogic@0:     m_colour(Qt::darkGreen),
lbajardsilogic@0:     m_colourMap(0),
lbajardsilogic@0:     m_plotStyle(PlotConnectedPoints),
lbajardsilogic@0:     m_verticalScale(AutoAlignScale)
lbajardsilogic@0: {
lbajardsilogic@0:     
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: TimeValueLayer::setModel(SparseTimeValueModel *model)
lbajardsilogic@0: {
lbajardsilogic@0:     if (m_model == model) return;
lbajardsilogic@0:     m_model = model;
lbajardsilogic@0: 
lbajardsilogic@0:     connect(m_model, SIGNAL(modelChanged()), this, SIGNAL(modelChanged()));
lbajardsilogic@0:     connect(m_model, SIGNAL(modelChanged(size_t, size_t)),
lbajardsilogic@0: 	    this, SIGNAL(modelChanged(size_t, size_t)));
lbajardsilogic@0: 
lbajardsilogic@0:     connect(m_model, SIGNAL(completionChanged()),
lbajardsilogic@0: 	    this, SIGNAL(modelCompletionChanged()));
lbajardsilogic@0: 
lbajardsilogic@0: //    std::cerr << "TimeValueLayer::setModel(" << model << ")" << std::endl;
lbajardsilogic@0: 
lbajardsilogic@0:     emit modelReplaced();
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: Layer::PropertyList
lbajardsilogic@0: TimeValueLayer::getProperties() const
lbajardsilogic@0: {
lbajardsilogic@0:     PropertyList list;
lbajardsilogic@0:     list.push_back("Colour");
lbajardsilogic@0:     list.push_back("Plot Type");
lbajardsilogic@0:     list.push_back("Vertical Scale");
lbajardsilogic@0:     list.push_back("Scale Units");
lbajardsilogic@0:     return list;
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: QString
lbajardsilogic@0: TimeValueLayer::getPropertyLabel(const PropertyName &name) const
lbajardsilogic@0: {
lbajardsilogic@0:     if (name == "Colour") return tr("Colour");
lbajardsilogic@0:     if (name == "Plot Type") return tr("Plot Type");
lbajardsilogic@0:     if (name == "Vertical Scale") return tr("Vertical Scale");
lbajardsilogic@0:     if (name == "Scale Units") return tr("Scale Units");
lbajardsilogic@0:     return "";
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: Layer::PropertyType
lbajardsilogic@0: TimeValueLayer::getPropertyType(const PropertyName &name) const
lbajardsilogic@0: {
lbajardsilogic@0:     if (name == "Scale Units") return UnitsProperty;
lbajardsilogic@0:     else return ValueProperty;
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: QString
lbajardsilogic@0: TimeValueLayer::getPropertyGroupName(const PropertyName &name) const
lbajardsilogic@0: {
lbajardsilogic@0:     if (name == "Vertical Scale" || name == "Scale Units") {
lbajardsilogic@0:         return tr("Scale");
lbajardsilogic@0:     }
lbajardsilogic@0:     return QString();
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: int
lbajardsilogic@0: TimeValueLayer::getPropertyRangeAndValue(const PropertyName &name,
lbajardsilogic@0: 					 int *min, int *max, int *deflt) const
lbajardsilogic@0: {
lbajardsilogic@0:     //!!! factor this colour handling stuff out into a colour manager class
lbajardsilogic@0: 
lbajardsilogic@0:     int val = 0;
lbajardsilogic@0: 
lbajardsilogic@0:     if (name == "Colour") {
lbajardsilogic@0: 
lbajardsilogic@0:         if (m_plotStyle == PlotSegmentation) {
lbajardsilogic@0:             
lbajardsilogic@0:             if (min) *min = 0;
lbajardsilogic@0:             if (max) *max = ColourMapper::getColourMapCount() - 1;
lbajardsilogic@0:             if (deflt) *deflt = 0;
lbajardsilogic@0: 
lbajardsilogic@0:             val = m_colourMap;
lbajardsilogic@0:         
lbajardsilogic@0:         } else {
lbajardsilogic@0: 
lbajardsilogic@0:             if (min) *min = 0;
lbajardsilogic@0:             if (max) *max = 5;
lbajardsilogic@0:             if (deflt) *deflt = 0;
lbajardsilogic@0: 
lbajardsilogic@0:             if (m_colour == Qt::black) val = 0;
lbajardsilogic@0:             else if (m_colour == Qt::darkRed) val = 1;
lbajardsilogic@0:             else if (m_colour == Qt::darkBlue) val = 2;
lbajardsilogic@0:             else if (m_colour == Qt::darkGreen) val = 3;
lbajardsilogic@0:             else if (m_colour == QColor(200, 50, 255)) val = 4;
lbajardsilogic@0:             else if (m_colour == QColor(255, 150, 50)) val = 5;
lbajardsilogic@0:         }
lbajardsilogic@0: 
lbajardsilogic@0:     } else if (name == "Plot Type") {
lbajardsilogic@0: 	
lbajardsilogic@0: 	if (min) *min = 0;
lbajardsilogic@0: 	if (max) *max = 5;
lbajardsilogic@0:         if (deflt) *deflt = int(PlotConnectedPoints);
lbajardsilogic@0: 	
lbajardsilogic@0: 	val = int(m_plotStyle);
lbajardsilogic@0: 
lbajardsilogic@0:     } else if (name == "Vertical Scale") {
lbajardsilogic@0: 	
lbajardsilogic@0: 	if (min) *min = 0;
lbajardsilogic@0: 	if (max) *max = 3;
lbajardsilogic@0:         if (deflt) *deflt = int(AutoAlignScale);
lbajardsilogic@0: 	
lbajardsilogic@0: 	val = int(m_verticalScale);
lbajardsilogic@0: 
lbajardsilogic@0:     } else if (name == "Scale Units") {
lbajardsilogic@0: 
lbajardsilogic@0:         if (deflt) *deflt = 0;
lbajardsilogic@0:         if (m_model) {
lbajardsilogic@0:             val = UnitDatabase::getInstance()->getUnitId
lbajardsilogic@0:                 (m_model->getScaleUnits());
lbajardsilogic@0:         }
lbajardsilogic@0: 
lbajardsilogic@0:     } else {
lbajardsilogic@0: 	
lbajardsilogic@0: 	val = Layer::getPropertyRangeAndValue(name, min, max, deflt);
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     return val;
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: QString
lbajardsilogic@0: TimeValueLayer::getPropertyValueLabel(const PropertyName &name,
lbajardsilogic@0: 				    int value) const
lbajardsilogic@0: {
lbajardsilogic@0:     if (name == "Colour") {
lbajardsilogic@0:         if (m_plotStyle == PlotSegmentation) {
lbajardsilogic@0:             return ColourMapper::getColourMapName(value);
lbajardsilogic@0:         } else {
lbajardsilogic@0:             switch (value) {
lbajardsilogic@0:             default:
lbajardsilogic@0:             case 0: return tr("Black");
lbajardsilogic@0:             case 1: return tr("Red");
lbajardsilogic@0:             case 2: return tr("Blue");
lbajardsilogic@0:             case 3: return tr("Green");
lbajardsilogic@0:             case 4: return tr("Purple");
lbajardsilogic@0:             case 5: return tr("Orange");
lbajardsilogic@0:             }
lbajardsilogic@0:         }
lbajardsilogic@0:     } else if (name == "Plot Type") {
lbajardsilogic@0: 	switch (value) {
lbajardsilogic@0: 	default:
lbajardsilogic@0: 	case 0: return tr("Points");
lbajardsilogic@0: 	case 1: return tr("Stems");
lbajardsilogic@0: 	case 2: return tr("Connected Points");
lbajardsilogic@0: 	case 3: return tr("Lines");
lbajardsilogic@0: 	case 4: return tr("Curve");
lbajardsilogic@0: 	case 5: return tr("Segmentation");
lbajardsilogic@0: 	}
lbajardsilogic@0:     } else if (name == "Vertical Scale") {
lbajardsilogic@0: 	switch (value) {
lbajardsilogic@0: 	default:
lbajardsilogic@0: 	case 0: return tr("Auto-Align");
lbajardsilogic@0: 	case 1: return tr("Linear");
lbajardsilogic@0: 	case 2: return tr("Log");
lbajardsilogic@0: 	case 3: return tr("+/-1");
lbajardsilogic@0: 	}
lbajardsilogic@0:     }
lbajardsilogic@0:     return tr("<unknown>");
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: TimeValueLayer::setProperty(const PropertyName &name, int value)
lbajardsilogic@0: {
lbajardsilogic@0:     if (name == "Colour") {
lbajardsilogic@0:         if (m_plotStyle == PlotSegmentation) {
lbajardsilogic@0:             setFillColourMap(value);
lbajardsilogic@0:         } else {
lbajardsilogic@0:             switch (value) {
lbajardsilogic@0:             default:
lbajardsilogic@0:             case 0:	setBaseColour(Qt::black); break;
lbajardsilogic@0:             case 1: setBaseColour(Qt::darkRed); break;
lbajardsilogic@0:             case 2: setBaseColour(Qt::darkBlue); break;
lbajardsilogic@0:             case 3: setBaseColour(Qt::darkGreen); break;
lbajardsilogic@0:             case 4: setBaseColour(QColor(200, 50, 255)); break;
lbajardsilogic@0:             case 5: setBaseColour(QColor(255, 150, 50)); break;
lbajardsilogic@0:             }
lbajardsilogic@0:         }
lbajardsilogic@0:     } else if (name == "Plot Type") {
lbajardsilogic@0: 	setPlotStyle(PlotStyle(value));
lbajardsilogic@0:     } else if (name == "Vertical Scale") {
lbajardsilogic@0: 	setVerticalScale(VerticalScale(value));
lbajardsilogic@0:     } else if (name == "Scale Units") {
lbajardsilogic@0:         if (m_model) {
lbajardsilogic@0:             m_model->setScaleUnits
lbajardsilogic@0:                 (UnitDatabase::getInstance()->getUnitById(value));
lbajardsilogic@0:             emit modelChanged();
lbajardsilogic@0:         }
lbajardsilogic@0:     }
lbajardsilogic@0: }
lbajardsilogic@0: 
benoitrigolleau@61:  void
lbajardsilogic@0: TimeValueLayer::setBaseColour(QColor colour)
lbajardsilogic@0: {
lbajardsilogic@0:     if (m_colour == colour) return;
lbajardsilogic@0:     m_colour = colour;
lbajardsilogic@0:     emit layerParametersChanged();
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: TimeValueLayer::setFillColourMap(int map)
lbajardsilogic@0: {
lbajardsilogic@0:     if (m_colourMap == map) return;
lbajardsilogic@0:     m_colourMap = map;
lbajardsilogic@0:     emit layerParametersChanged();
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: TimeValueLayer::setPlotStyle(PlotStyle style)
lbajardsilogic@0: {
lbajardsilogic@0:     if (m_plotStyle == style) return;
lbajardsilogic@0:     bool colourTypeChanged = (style == PlotSegmentation ||
lbajardsilogic@0:                               m_plotStyle == PlotSegmentation);
lbajardsilogic@0:     m_plotStyle = style;
lbajardsilogic@0:     if (colourTypeChanged) {
lbajardsilogic@0:         emit layerParameterRangesChanged();
lbajardsilogic@0:     }
lbajardsilogic@0:     emit layerParametersChanged();
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: TimeValueLayer::setVerticalScale(VerticalScale scale)
lbajardsilogic@0: {
lbajardsilogic@0:     if (m_verticalScale == scale) return;
lbajardsilogic@0:     m_verticalScale = scale;
lbajardsilogic@0:     emit layerParametersChanged();
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: bool
lbajardsilogic@0: TimeValueLayer::isLayerScrollable(const View *v) const
lbajardsilogic@0: {
lbajardsilogic@0:     // We don't illuminate sections in the line or curve modes, so
lbajardsilogic@0:     // they're always scrollable
lbajardsilogic@0: 
lbajardsilogic@0:     if (m_plotStyle == PlotLines ||
lbajardsilogic@0: 	m_plotStyle == PlotCurve) return true;
lbajardsilogic@0: 
lbajardsilogic@0:     QPoint discard;
lbajardsilogic@0:     return !v->shouldIlluminateLocalFeatures(this, discard);
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: bool
lbajardsilogic@0: TimeValueLayer::getValueExtents(float &min, float &max,
lbajardsilogic@0:                                 bool &logarithmic, QString &unit) const
lbajardsilogic@0: {
lbajardsilogic@0:     if (!m_model) return false;
lbajardsilogic@0:     min = m_model->getValueMinimum();
lbajardsilogic@0:     max = m_model->getValueMaximum();
lbajardsilogic@0:     logarithmic = (m_verticalScale == LogScale);
lbajardsilogic@0:     unit = m_model->getScaleUnits();
lbajardsilogic@0:     return true;
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: bool
lbajardsilogic@0: TimeValueLayer::getDisplayExtents(float &min, float &max) const
lbajardsilogic@0: {
lbajardsilogic@0:     if (!m_model || m_verticalScale == AutoAlignScale) return false;
lbajardsilogic@0: 
lbajardsilogic@0:     min = m_model->getValueMinimum();
lbajardsilogic@0:     max = m_model->getValueMaximum();
lbajardsilogic@0:     return true;
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: SparseTimeValueModel::PointList
lbajardsilogic@0: TimeValueLayer::getLocalPoints(View *v, int x) const
lbajardsilogic@0: {
lbajardsilogic@0:     if (!m_model) return SparseTimeValueModel::PointList();
lbajardsilogic@0: 
lbajardsilogic@0:     long frame = v->getFrameForX(x);
lbajardsilogic@0: 
lbajardsilogic@0:     SparseTimeValueModel::PointList onPoints =
lbajardsilogic@0: 	m_model->getPoints(frame);
lbajardsilogic@0: 
lbajardsilogic@0:     if (!onPoints.empty()) {
lbajardsilogic@0: 	return onPoints;
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     SparseTimeValueModel::PointList prevPoints =
lbajardsilogic@0: 	m_model->getPreviousPoints(frame);
lbajardsilogic@0:     SparseTimeValueModel::PointList nextPoints =
lbajardsilogic@0: 	m_model->getNextPoints(frame);
lbajardsilogic@0: 
lbajardsilogic@0:     SparseTimeValueModel::PointList usePoints = prevPoints;
lbajardsilogic@0: 
lbajardsilogic@34: 	if (! nextPoints.empty()) 
lbajardsilogic@34: 	{
lbajardsilogic@34: 		if (prevPoints.empty()) {
lbajardsilogic@34: 		usePoints = nextPoints;
lbajardsilogic@34: 		} else if (long(prevPoints.begin()->frame) < v->getStartFrame() &&
lbajardsilogic@34: 			   !(nextPoints.begin()->frame > v->getEndFrame())) {
lbajardsilogic@34: 		usePoints = nextPoints;
lbajardsilogic@34: 		} else if (nextPoints.begin()->frame - frame <
lbajardsilogic@34: 			   frame - prevPoints.begin()->frame) {
lbajardsilogic@34: 		usePoints = nextPoints;
lbajardsilogic@34: 		}
lbajardsilogic@34: 	}
lbajardsilogic@0: 
lbajardsilogic@0:     if (!usePoints.empty()) {
lbajardsilogic@0: 	int fuzz = 2;
lbajardsilogic@0: 	int px = v->getXForFrame(usePoints.begin()->frame);
lbajardsilogic@0: 	if ((px > x && px - x > fuzz) ||
lbajardsilogic@0: 	    (px < x && x - px > fuzz + 1)) {
lbajardsilogic@0: 	    usePoints.clear();
lbajardsilogic@0: 	}
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     return usePoints;
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: QString
lbajardsilogic@0: TimeValueLayer::getFeatureDescription(View *v, QPoint &pos) const
lbajardsilogic@0: {
lbajardsilogic@0:     int x = pos.x();
lbajardsilogic@0: 
lbajardsilogic@0:     if (!m_model || !m_model->getSampleRate()) return "";
lbajardsilogic@0: 
lbajardsilogic@0:     SparseTimeValueModel::PointList points = getLocalPoints(v, x);
lbajardsilogic@0: 
lbajardsilogic@0:     if (points.empty()) {
lbajardsilogic@0: 	if (!m_model->isReady()) {
lbajardsilogic@0: 	    return tr("In progress");
lbajardsilogic@0: 	} else {
lbajardsilogic@0: 	    return tr("No local points");
lbajardsilogic@0: 	}
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     long useFrame = points.begin()->frame;
lbajardsilogic@0: 
lbajardsilogic@0:     RealTime rt = RealTime::frame2RealTime(useFrame, m_model->getSampleRate());
lbajardsilogic@0:     
lbajardsilogic@0:     QString text;
lbajardsilogic@0:     QString unit = m_model->getScaleUnits();
lbajardsilogic@0:     if (unit != "") unit = " " + unit;
lbajardsilogic@0: 
lbajardsilogic@0:     if (points.begin()->label == "") {
lbajardsilogic@0: 	text = QString(tr("Time:\t%1\nValue:\t%2%3\nNo label"))
lbajardsilogic@0: 	    .arg(rt.toText(true).c_str())
lbajardsilogic@0: 	    .arg(points.begin()->value)
lbajardsilogic@0:             .arg(unit);
lbajardsilogic@0:     } else {
lbajardsilogic@0: 	text = QString(tr("Time:\t%1\nValue:\t%2%3\nLabel:\t%4"))
lbajardsilogic@0: 	    .arg(rt.toText(true).c_str())
lbajardsilogic@0: 	    .arg(points.begin()->value)
lbajardsilogic@0:             .arg(unit)
lbajardsilogic@0: 	    .arg(points.begin()->label);
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     pos = QPoint(v->getXForFrame(useFrame),
lbajardsilogic@0: 		 getYForValue(v, points.begin()->value));
lbajardsilogic@0:     return text;
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: bool
lbajardsilogic@0: TimeValueLayer::snapToFeatureFrame(View *v, int &frame,
lbajardsilogic@0: 				   size_t &resolution,
lbajardsilogic@0: 				   SnapType snap) const
lbajardsilogic@0: {
lbajardsilogic@0:     if (!m_model) {
lbajardsilogic@0: 	return Layer::snapToFeatureFrame(v, frame, resolution, snap);
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     resolution = m_model->getResolution();
lbajardsilogic@0:     SparseTimeValueModel::PointList points;
lbajardsilogic@0: 
lbajardsilogic@0:     if (snap == SnapNeighbouring) {
lbajardsilogic@0: 	
lbajardsilogic@0: 	points = getLocalPoints(v, v->getXForFrame(frame));
lbajardsilogic@0: 	if (points.empty()) return false;
lbajardsilogic@0: 	frame = points.begin()->frame;
lbajardsilogic@0: 	return true;
lbajardsilogic@0:     }    
lbajardsilogic@0: 
lbajardsilogic@0:     points = m_model->getPoints(frame, frame);
lbajardsilogic@0:     int snapped = frame;
lbajardsilogic@0:     bool found = false;
lbajardsilogic@0: 
lbajardsilogic@0:     for (SparseTimeValueModel::PointList::const_iterator i = points.begin();
lbajardsilogic@0: 	 i != points.end(); ++i) {
lbajardsilogic@0: 
lbajardsilogic@0: 	if (snap == SnapRight) {
lbajardsilogic@0: 
lbajardsilogic@0: 	    if (i->frame > frame) {
lbajardsilogic@0: 		snapped = i->frame;
lbajardsilogic@0: 		found = true;
lbajardsilogic@0: 		break;
lbajardsilogic@0: 	    }
lbajardsilogic@0: 
lbajardsilogic@0: 	} else if (snap == SnapLeft) {
lbajardsilogic@0: 
lbajardsilogic@0: 	    if (i->frame <= frame) {
lbajardsilogic@0: 		snapped = i->frame;
lbajardsilogic@0: 		found = true; // don't break, as the next may be better
lbajardsilogic@0: 	    } else {
lbajardsilogic@0: 		break;
lbajardsilogic@0: 	    }
lbajardsilogic@0: 
lbajardsilogic@0: 	} else { // nearest
lbajardsilogic@0: 
lbajardsilogic@0: 	    SparseTimeValueModel::PointList::const_iterator j = i;
lbajardsilogic@0: 	    ++j;
lbajardsilogic@0: 
lbajardsilogic@0: 	    if (j == points.end()) {
lbajardsilogic@0: 
lbajardsilogic@0: 		snapped = i->frame;
lbajardsilogic@0: 		found = true;
lbajardsilogic@0: 		break;
lbajardsilogic@0: 
lbajardsilogic@0: 	    } else if (j->frame >= frame) {
lbajardsilogic@0: 
lbajardsilogic@0: 		if (j->frame - frame < frame - i->frame) {
lbajardsilogic@0: 		    snapped = j->frame;
lbajardsilogic@0: 		} else {
lbajardsilogic@0: 		    snapped = i->frame;
lbajardsilogic@0: 		}
lbajardsilogic@0: 		found = true;
lbajardsilogic@0: 		break;
lbajardsilogic@0: 	    }
lbajardsilogic@0: 	}
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     frame = snapped;
lbajardsilogic@0:     return found;
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: TimeValueLayer::getScaleExtents(View *v, float &min, float &max, bool &log) const
lbajardsilogic@0: {
lbajardsilogic@0:     min = 0.0;
lbajardsilogic@0:     max = 0.0;
lbajardsilogic@0:     log = false;
lbajardsilogic@0: 
lbajardsilogic@0:     if (m_verticalScale == AutoAlignScale) {
lbajardsilogic@0: 
lbajardsilogic@0:         if (!v->getValueExtents(m_model->getScaleUnits(), min, max, log)) {
lbajardsilogic@0:             min = m_model->getValueMinimum();
lbajardsilogic@0:             max = m_model->getValueMaximum();
lbajardsilogic@0:         } else if (log) {
lbajardsilogic@0:             LogRange::mapRange(min, max);
lbajardsilogic@0:         }
lbajardsilogic@0: 
lbajardsilogic@0:     } else if (m_verticalScale == PlusMinusOneScale) {
lbajardsilogic@0: 
lbajardsilogic@0:         min = -1.0;
lbajardsilogic@0:         max = 1.0;
lbajardsilogic@0: 
lbajardsilogic@0:     } else {
lbajardsilogic@0: 
lbajardsilogic@0:         min = m_model->getValueMinimum();
lbajardsilogic@0:         max = m_model->getValueMaximum();
lbajardsilogic@0: 
lbajardsilogic@0:         if (m_verticalScale == LogScale) {
lbajardsilogic@0:             LogRange::mapRange(min, max);
lbajardsilogic@0:             log = true;
lbajardsilogic@0:         }
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     if (max == min) max = min + 1.0;
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: int
lbajardsilogic@0: TimeValueLayer::getYForValue(View *v, float val) const
lbajardsilogic@0: {
lbajardsilogic@0:     float min = 0.0, max = 0.0;
lbajardsilogic@0:     bool logarithmic = false;
lbajardsilogic@0:     int h = v->height();
lbajardsilogic@0: 
lbajardsilogic@0:     getScaleExtents(v, min, max, logarithmic);
lbajardsilogic@0: 
lbajardsilogic@0: //    std::cerr << "getYForValue(" << val << "): min " << min << ", max "
lbajardsilogic@0: //              << max << ", log " << logarithmic << std::endl;
lbajardsilogic@0: 
lbajardsilogic@0:     if (logarithmic) {
lbajardsilogic@0:         val = LogRange::map(val);
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     return int(h - ((val - min) * h) / (max - min));
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: float
lbajardsilogic@0: TimeValueLayer::getValueForY(View *v, int y) const
lbajardsilogic@0: {
lbajardsilogic@0:     float min = 0.0, max = 0.0;
lbajardsilogic@0:     bool logarithmic = false;
lbajardsilogic@0:     int h = v->height();
lbajardsilogic@0: 
lbajardsilogic@0:     getScaleExtents(v, min, max, logarithmic);
lbajardsilogic@0: 
lbajardsilogic@0:     float val = min + (float(h - y) * float(max - min)) / h;
lbajardsilogic@0: 
lbajardsilogic@0:     if (logarithmic) {
lbajardsilogic@0:         val = powf(10.f, val);
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     return val;
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: QColor
lbajardsilogic@0: TimeValueLayer::getColourForValue(View *v, float val) const
lbajardsilogic@0: {
lbajardsilogic@0:     float min, max;
lbajardsilogic@0:     bool log;
lbajardsilogic@0:     getScaleExtents(v, min, max, log);
lbajardsilogic@0: 
lbajardsilogic@0:     if (min > max) std::swap(min, max);
lbajardsilogic@0:     if (max == min) max = min + 1;
lbajardsilogic@0: 
lbajardsilogic@0:     if (log) {
lbajardsilogic@0:         LogRange::mapRange(min, max);
lbajardsilogic@0:         val = LogRange::map(val);
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0: //    std::cerr << "TimeValueLayer::getColourForValue: min " << min << ", max "
lbajardsilogic@0: //              << max << ", log " << log << ", value " << val << std::endl;
lbajardsilogic@0: 
lbajardsilogic@0:     QColor solid = ColourMapper(m_colourMap, min, max).map(val);
lbajardsilogic@0:     return QColor(solid.red(), solid.green(), solid.blue(), 120);
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: TimeValueLayer::paint(View *v, QPainter &paint, QRect rect) const
lbajardsilogic@0: {
lbajardsilogic@0:     if (!m_model || !m_model->isOK()) return;
lbajardsilogic@0: 
lbajardsilogic@0:     int sampleRate = m_model->getSampleRate();
lbajardsilogic@0:     if (!sampleRate) return;
lbajardsilogic@0: 
lbajardsilogic@0: //    Profiler profiler("TimeValueLayer::paint", true);
lbajardsilogic@0: 
lbajardsilogic@0:     int x0 = rect.left(), x1 = rect.right();
lbajardsilogic@0:     long frame0 = v->getFrameForX(x0);
lbajardsilogic@0:     long frame1 = v->getFrameForX(x1);
lbajardsilogic@0: 
lbajardsilogic@0:     SparseTimeValueModel::PointList points(m_model->getPoints
lbajardsilogic@0: 					   (frame0, frame1));
lbajardsilogic@0:     if (points.empty()) return;
lbajardsilogic@0: 
lbajardsilogic@0:     paint.setPen(m_colour);
lbajardsilogic@0: 
lbajardsilogic@0:     QColor brushColour(m_colour);
lbajardsilogic@0:     brushColour.setAlpha(80);
lbajardsilogic@0:     paint.setBrush(brushColour);
lbajardsilogic@0: 
lbajardsilogic@0: //    std::cerr << "TimeValueLayer::paint: resolution is "
lbajardsilogic@0: //	      << m_model->getResolution() << " frames" << std::endl;
lbajardsilogic@0: 
lbajardsilogic@0:     float min = m_model->getValueMinimum();
lbajardsilogic@0:     float max = m_model->getValueMaximum();
lbajardsilogic@0:     if (max == min) max = min + 1.0;
lbajardsilogic@0: 
lbajardsilogic@0:     int origin = int(nearbyint(v->height() -
lbajardsilogic@0: 			       (-min * v->height()) / (max - min)));
lbajardsilogic@0: 
lbajardsilogic@0:     QPoint localPos;
lbajardsilogic@0:     long illuminateFrame = -1;
lbajardsilogic@0: 
lbajardsilogic@0:     if (v->shouldIlluminateLocalFeatures(this, localPos)) {
lbajardsilogic@0: 	SparseTimeValueModel::PointList localPoints =
lbajardsilogic@0: 	    getLocalPoints(v, localPos.x());
lbajardsilogic@0: 	if (!localPoints.empty()) illuminateFrame = localPoints.begin()->frame;
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     int w =
lbajardsilogic@0: 	v->getXForFrame(frame0 + m_model->getResolution()) -
lbajardsilogic@0: 	v->getXForFrame(frame0);
lbajardsilogic@0: 
lbajardsilogic@0:     paint.save();
lbajardsilogic@0: 
lbajardsilogic@0:     QPainterPath path;
lbajardsilogic@0:     int pointCount = 0;
lbajardsilogic@0: 
lbajardsilogic@0:     int textY = 0;
lbajardsilogic@0:     if (m_plotStyle == PlotSegmentation) {
lbajardsilogic@0:         textY = v->getTextLabelHeight(this, paint);
lbajardsilogic@0:     }
lbajardsilogic@0:     
lbajardsilogic@0:     for (SparseTimeValueModel::PointList::const_iterator i = points.begin();
lbajardsilogic@0: 	 i != points.end(); ++i) {
lbajardsilogic@0: 
lbajardsilogic@0: 	const SparseTimeValueModel::Point &p(*i);
lbajardsilogic@0: 
lbajardsilogic@0: 	int x = v->getXForFrame(p.frame);
lbajardsilogic@0: 	int y = getYForValue(v, p.value);
lbajardsilogic@0: 
lbajardsilogic@0:         if (m_plotStyle != PlotSegmentation) {
lbajardsilogic@0:             textY = y - paint.fontMetrics().height()
lbajardsilogic@0:                       + paint.fontMetrics().ascent();
lbajardsilogic@0:         }
lbajardsilogic@0: 
lbajardsilogic@0: 	bool haveNext = false;
lbajardsilogic@0: 	int nx = v->getXForFrame(v->getModelsEndFrame());
lbajardsilogic@0: // m_model->getEndFrame());
lbajardsilogic@0: 	int ny = y;
lbajardsilogic@0: 
lbajardsilogic@0: 	SparseTimeValueModel::PointList::const_iterator j = i;
lbajardsilogic@0: 	++j;
lbajardsilogic@0: 
lbajardsilogic@0: 	if (j != points.end()) {
lbajardsilogic@0: 	    const SparseTimeValueModel::Point &q(*j);
lbajardsilogic@0: 	    nx = v->getXForFrame(q.frame);
lbajardsilogic@0: 	    ny = getYForValue(v, q.value);
lbajardsilogic@0: 	    haveNext = true;
lbajardsilogic@0:         }
lbajardsilogic@0: 
lbajardsilogic@0: //        std::cout << "frame = " << p.frame << ", x = " << x << ", haveNext = " << haveNext 
lbajardsilogic@0: //                  << ", nx = " << nx << std::endl;
lbajardsilogic@0: 
lbajardsilogic@0: 	int labelY = y;
lbajardsilogic@0: 
lbajardsilogic@0: 	if (w < 1) w = 1;
lbajardsilogic@0: 	paint.setPen(m_colour);
lbajardsilogic@0: 
lbajardsilogic@0: 	if (m_plotStyle == PlotSegmentation) {
lbajardsilogic@0:             paint.setPen(Qt::black);
lbajardsilogic@0:             paint.setBrush(getColourForValue(v, p.value));
lbajardsilogic@0: 	    labelY = v->height();
lbajardsilogic@0: 	} else if (m_plotStyle == PlotLines ||
lbajardsilogic@0: 		   m_plotStyle == PlotCurve) {
lbajardsilogic@0: 	    paint.setBrush(Qt::NoBrush);
lbajardsilogic@0: 	} else {
lbajardsilogic@0: 	    paint.setBrush(brushColour);
lbajardsilogic@0: 	}	    
lbajardsilogic@0: 
lbajardsilogic@0: 	if (m_plotStyle == PlotStems) {
lbajardsilogic@0: 	    paint.setPen(brushColour);
lbajardsilogic@0: 	    if (y < origin - 1) {
lbajardsilogic@0: 		paint.drawRect(x + w/2, y + 1, 1, origin - y);
lbajardsilogic@0: 	    } else if (y > origin + 1) {
lbajardsilogic@0: 		paint.drawRect(x + w/2, origin, 1, y - origin - 1);
lbajardsilogic@0: 	    }
lbajardsilogic@0: 	    paint.setPen(m_colour);
lbajardsilogic@0: 	}
lbajardsilogic@0: 
lbajardsilogic@0: 	if (illuminateFrame == p.frame) {
lbajardsilogic@0: 
lbajardsilogic@0: 	    //!!! aside from the problem of choosing a colour, it'd be
lbajardsilogic@0: 	    //better to save the highlighted rects and draw them at
lbajardsilogic@0: 	    //the end perhaps
lbajardsilogic@0: 
lbajardsilogic@0: 	    //!!! not equipped to illuminate the right section in line
lbajardsilogic@0: 	    //or curve mode
lbajardsilogic@0: 
lbajardsilogic@0: 	    if (m_plotStyle != PlotCurve &&
lbajardsilogic@0: 		m_plotStyle != PlotLines) {
lbajardsilogic@0: 		paint.setPen(Qt::black);//!!!
lbajardsilogic@0: 		if (m_plotStyle != PlotSegmentation) {
lbajardsilogic@0: 		    paint.setBrush(Qt::black);//!!!
lbajardsilogic@0: 		}
lbajardsilogic@0: 	    }	    
lbajardsilogic@0: 	}
lbajardsilogic@0: 
lbajardsilogic@0: 	if (m_plotStyle != PlotLines &&
lbajardsilogic@0: 	    m_plotStyle != PlotCurve &&
lbajardsilogic@0: 	    m_plotStyle != PlotSegmentation) {
lbajardsilogic@0: 	    paint.drawRect(x, y - 1, w, 2);
lbajardsilogic@0: 	}
lbajardsilogic@0: 
lbajardsilogic@0: 	if (m_plotStyle == PlotConnectedPoints ||
lbajardsilogic@0: 	    m_plotStyle == PlotLines ||
lbajardsilogic@0: 	    m_plotStyle == PlotCurve) {
lbajardsilogic@0: 
lbajardsilogic@0: 	    if (haveNext) {
lbajardsilogic@0: 
lbajardsilogic@0: 		if (m_plotStyle == PlotConnectedPoints) {
lbajardsilogic@0: 		    
lbajardsilogic@0:                     paint.save();
lbajardsilogic@0: 		    paint.setPen(brushColour);
lbajardsilogic@0: 		    paint.drawLine(x + w, y, nx, ny);
lbajardsilogic@0:                     paint.restore();
lbajardsilogic@0: 
lbajardsilogic@0: 		} else if (m_plotStyle == PlotLines) {
lbajardsilogic@0: 
lbajardsilogic@0: 		    paint.drawLine(x + w/2, y, nx + w/2, ny);
lbajardsilogic@0: 
lbajardsilogic@0: 		} else {
lbajardsilogic@0: 
lbajardsilogic@0: 		    float x0 = x + float(w)/2;
lbajardsilogic@0: 		    float x1 = nx + float(w)/2;
lbajardsilogic@0: 		    
lbajardsilogic@0: 		    float y0 = y;
lbajardsilogic@0: 		    float y1 = ny;
lbajardsilogic@0: 
lbajardsilogic@0: 		    if (pointCount == 0) {
lbajardsilogic@0: 			path.moveTo((x0 + x1) / 2, (y0 + y1) / 2);
lbajardsilogic@0: 		    }
lbajardsilogic@0: 		    ++pointCount;
lbajardsilogic@0: 
lbajardsilogic@0: 		    if (nx - x > 5) {
lbajardsilogic@0: 			path.cubicTo(x0, y0,
lbajardsilogic@0: 				     x0, y0,
lbajardsilogic@0: 				     (x0 + x1) / 2, (y0 + y1) / 2);
lbajardsilogic@0: 
lbajardsilogic@0: 			// // or
lbajardsilogic@0: 			// path.quadTo(x0, y0, (x0 + x1) / 2, (y0 + y1) / 2);
lbajardsilogic@0: 
lbajardsilogic@0: 		    } else {
lbajardsilogic@0: 			path.lineTo((x0 + x1) / 2, (y0 + y1) / 2);
lbajardsilogic@0: 		    }
lbajardsilogic@0: 		}
lbajardsilogic@0: 	    }
lbajardsilogic@0: 	}
lbajardsilogic@0: 
lbajardsilogic@0: 	if (m_plotStyle == PlotSegmentation) {
lbajardsilogic@0: 
lbajardsilogic@0: //            std::cerr << "drawing rect" << std::endl;
lbajardsilogic@0: 	    
lbajardsilogic@0: 	    if (nx <= x) continue;
lbajardsilogic@0: 
lbajardsilogic@0: 	    if (illuminateFrame != p.frame &&
lbajardsilogic@0: 		(nx < x + 5 || x >= v->width() - 1)) {
lbajardsilogic@0: 		paint.setPen(Qt::NoPen);
lbajardsilogic@0: 	    }
lbajardsilogic@0: 
lbajardsilogic@0: 	    paint.drawRect(x, -1, nx - x, v->height() + 1);
lbajardsilogic@0: 	}
lbajardsilogic@0: 
lbajardsilogic@0: 	if (p.label != "") {
lbajardsilogic@0:             if (!haveNext || nx > x + 6 + paint.fontMetrics().width(p.label)) {
lbajardsilogic@0:                 paint.drawText(x + 5, textY, p.label);
lbajardsilogic@0:             }
lbajardsilogic@0: 	}
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     if (m_plotStyle == PlotCurve && !path.isEmpty()) {
lbajardsilogic@0: 	paint.setRenderHint(QPainter::Antialiasing, pointCount <= v->width());
lbajardsilogic@0: 	paint.drawPath(path);
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     paint.restore();
lbajardsilogic@0: 
lbajardsilogic@0:     // looks like save/restore doesn't deal with this:
lbajardsilogic@0:     paint.setRenderHint(QPainter::Antialiasing, false);
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: int
lbajardsilogic@0: TimeValueLayer::getVerticalScaleWidth(View *, QPainter &paint) const
lbajardsilogic@0: {
lbajardsilogic@0:     int w = paint.fontMetrics().width("-000.000");
lbajardsilogic@0:     if (m_plotStyle == PlotSegmentation) return w + 20;
lbajardsilogic@0:     else return w + 10;
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: TimeValueLayer::paintVerticalScale(View *v, QPainter &paint, QRect) const
lbajardsilogic@0: {
lbajardsilogic@0:     if (!m_model) return;
lbajardsilogic@0: 
lbajardsilogic@0:     int h = v->height();
lbajardsilogic@0: 
lbajardsilogic@0:     int n = 10;
lbajardsilogic@0: 
lbajardsilogic@0:     float max = m_model->getValueMaximum();
lbajardsilogic@0:     float min = m_model->getValueMinimum();
lbajardsilogic@0:     float val = min;
lbajardsilogic@0:     float inc = (max - val) / n;
lbajardsilogic@0: 
lbajardsilogic@0:     char buffer[40];
lbajardsilogic@0: 
lbajardsilogic@0:     int w = getVerticalScaleWidth(v, paint);
lbajardsilogic@0: 
lbajardsilogic@0:     int tx = 5;
lbajardsilogic@0: 
lbajardsilogic@0:     int boxx = 5, boxy = 5;
lbajardsilogic@0:     if (m_model->getScaleUnits() != "") {
lbajardsilogic@0:         boxy += paint.fontMetrics().height();
lbajardsilogic@0:     }
lbajardsilogic@0:     int boxw = 10, boxh = h - boxy - 5;
lbajardsilogic@0: 
lbajardsilogic@0:     if (m_plotStyle == PlotSegmentation) {
lbajardsilogic@0:         tx += boxx + boxw;
lbajardsilogic@0:         paint.drawRect(boxx, boxy, boxw, boxh);
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     if (m_plotStyle == PlotSegmentation) {
lbajardsilogic@0:         paint.save();
lbajardsilogic@0:         for (int y = 0; y < boxh; ++y) {
lbajardsilogic@0:             float val = ((boxh - y) * (max - min)) / boxh + min;
lbajardsilogic@0:             paint.setPen(getColourForValue(v, val));
lbajardsilogic@0:             paint.drawLine(boxx + 1, y + boxy + 1, boxx + boxw, y + boxy + 1);
lbajardsilogic@0:         }
lbajardsilogic@0:         paint.restore();
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     for (int i = 0; i < n; ++i) {
lbajardsilogic@0: 
lbajardsilogic@0: 	int y, ty;
lbajardsilogic@0:         bool drawText = true;
lbajardsilogic@0: 
lbajardsilogic@0:         if (m_plotStyle == PlotSegmentation) {
lbajardsilogic@0:             y = boxy + int(boxh - ((val - min) * boxh) / (max - min));
lbajardsilogic@0:             ty = y;
lbajardsilogic@0:         } else {
lbajardsilogic@0:             if (i == n-1) {
lbajardsilogic@0:                 if (m_model->getScaleUnits() != "") drawText = false;
lbajardsilogic@0:             }
lbajardsilogic@0:             y = getYForValue(v, val);
lbajardsilogic@0:             ty = y - paint.fontMetrics().height() +
lbajardsilogic@0:                      paint.fontMetrics().ascent();
lbajardsilogic@0:         }
lbajardsilogic@0: 
lbajardsilogic@0: 	sprintf(buffer, "%.3f", val);
lbajardsilogic@0: 	QString label = QString(buffer);
lbajardsilogic@0: 
lbajardsilogic@0:         if (m_plotStyle != PlotSegmentation) {
lbajardsilogic@0:             paint.drawLine(w - 5, y, w, y);
lbajardsilogic@0:         } else {
lbajardsilogic@0:             paint.drawLine(boxx + boxw - boxw/3, y, boxx + boxw, y);
lbajardsilogic@0:         }
lbajardsilogic@0: 
lbajardsilogic@0:         if (drawText) paint.drawText(tx, ty, label);
lbajardsilogic@0: 	val += inc;
lbajardsilogic@0:     }
lbajardsilogic@0:     
lbajardsilogic@0:     if (m_model->getScaleUnits() != "") {
lbajardsilogic@0:         paint.drawText(5, 5 + paint.fontMetrics().ascent(),
lbajardsilogic@0:                        m_model->getScaleUnits());
lbajardsilogic@0:     }
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: TimeValueLayer::drawStart(View *v, QMouseEvent *e)
lbajardsilogic@0: {
lbajardsilogic@0: //    std::cerr << "TimeValueLayer::drawStart(" << e->x() << "," << e->y() << ")" << std::endl;
lbajardsilogic@0: 
lbajardsilogic@0:     if (!m_model) return;
lbajardsilogic@0: 
lbajardsilogic@0:     long frame = v->getFrameForX(e->x());
lbajardsilogic@0:     long resolution = m_model->getResolution();
lbajardsilogic@0:     if (frame < 0) frame = 0;
lbajardsilogic@0:     frame = (frame / resolution) * resolution;
lbajardsilogic@0: 
lbajardsilogic@0:     float value = getValueForY(v, e->y());
lbajardsilogic@0: 
lbajardsilogic@0:     bool havePoint = false;
lbajardsilogic@0: 
lbajardsilogic@0:     SparseTimeValueModel::PointList points = getLocalPoints(v, e->x());
lbajardsilogic@0:     if (!points.empty()) {
lbajardsilogic@0:         for (SparseTimeValueModel::PointList::iterator i = points.begin();
lbajardsilogic@0:              i != points.end(); ++i) {
lbajardsilogic@0:             if (((i->frame / resolution) * resolution) != frame) {
lbajardsilogic@0: //                std::cerr << "ignoring out-of-range frame at " << i->frame << std::endl;
lbajardsilogic@0:                 continue;
lbajardsilogic@0:             }
lbajardsilogic@0:             m_editingPoint = *i;
lbajardsilogic@0:             havePoint = true;
lbajardsilogic@0:         }
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     if (!havePoint) {
lbajardsilogic@0:         m_editingPoint = SparseTimeValueModel::Point
lbajardsilogic@0:             (frame, value, tr("New Point"));
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     m_originalPoint = m_editingPoint;
lbajardsilogic@0: 
lbajardsilogic@0:     if (m_editingCommand) m_editingCommand->finish();
lbajardsilogic@0:     m_editingCommand = new SparseTimeValueModel::EditCommand(m_model,
lbajardsilogic@0: 							     tr("Draw Point"));
lbajardsilogic@0:     if (!havePoint) {
lbajardsilogic@0:         m_editingCommand->addPoint(m_editingPoint);
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     m_editing = true;
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: TimeValueLayer::drawDrag(View *v, QMouseEvent *e)
lbajardsilogic@0: {
lbajardsilogic@0: //    std::cerr << "TimeValueLayer::drawDrag(" << e->x() << "," << e->y() << ")" << std::endl;
lbajardsilogic@0: 
lbajardsilogic@0:     if (!m_model || !m_editing) return;
lbajardsilogic@0: 
lbajardsilogic@0:     long frame = v->getFrameForX(e->x());
lbajardsilogic@0:     long resolution = m_model->getResolution();
lbajardsilogic@0:     if (frame < 0) frame = 0;
lbajardsilogic@0:     frame = (frame / resolution) * resolution;
lbajardsilogic@0: 
lbajardsilogic@0:     float value = getValueForY(v, e->y());
lbajardsilogic@0: 
lbajardsilogic@0:     SparseTimeValueModel::PointList points = getLocalPoints(v, e->x());
lbajardsilogic@0: 
lbajardsilogic@0: //    std::cerr << points.size() << " points" << std::endl;
lbajardsilogic@0: 
lbajardsilogic@0:     bool havePoint = false;
lbajardsilogic@0: 
lbajardsilogic@0:     if (!points.empty()) {
lbajardsilogic@0:         for (SparseTimeValueModel::PointList::iterator i = points.begin();
lbajardsilogic@0:              i != points.end(); ++i) {
lbajardsilogic@0:             if (i->frame == m_editingPoint.frame &&
lbajardsilogic@0:                 i->value == m_editingPoint.value) {
lbajardsilogic@0:             //    std::cerr << "ignoring current editing point at " << i->frame << ", " << i->value << std::endl;
lbajardsilogic@0:                 continue;
lbajardsilogic@0:             }
lbajardsilogic@0:             if (((i->frame / resolution) * resolution) != frame) {
lbajardsilogic@0:             //    std::cerr << "ignoring out-of-range frame at " << i->frame << std::endl;
lbajardsilogic@0:                 continue;
lbajardsilogic@0:             }
lbajardsilogic@0:         //    std::cerr << "adjusting to new point at " << i->frame << ", " << i->value << std::endl;
lbajardsilogic@0:             m_editingPoint = *i;
lbajardsilogic@0:             m_originalPoint = m_editingPoint;
lbajardsilogic@0:             m_editingCommand->deletePoint(m_editingPoint);
lbajardsilogic@0:             havePoint = true;
lbajardsilogic@0:         }
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     if (!havePoint) {
lbajardsilogic@0:         if (frame == m_editingPoint.frame) {
lbajardsilogic@0:             m_editingCommand->deletePoint(m_editingPoint);
lbajardsilogic@0:         }
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0: //    m_editingCommand->deletePoint(m_editingPoint);
lbajardsilogic@0:     m_editingPoint.frame = frame;
lbajardsilogic@0:     m_editingPoint.value = value;
lbajardsilogic@0:     m_editingCommand->addPoint(m_editingPoint);
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: TimeValueLayer::drawEnd(View *, QMouseEvent *)
lbajardsilogic@0: {
lbajardsilogic@0: //    std::cerr << "TimeValueLayer::drawEnd(" << e->x() << "," << e->y() << ")" << std::endl;
lbajardsilogic@0:     if (!m_model || !m_editing) return;
lbajardsilogic@0:     m_editingCommand->finish();
lbajardsilogic@0:     m_editingCommand = 0;
lbajardsilogic@0:     m_editing = false;
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: TimeValueLayer::editStart(View *v, QMouseEvent *e)
lbajardsilogic@0: {
lbajardsilogic@0: //    std::cerr << "TimeValueLayer::editStart(" << e->x() << "," << e->y() << ")" << std::endl;
lbajardsilogic@0: 
lbajardsilogic@0:     if (!m_model) return;
lbajardsilogic@0: 
lbajardsilogic@0:     SparseTimeValueModel::PointList points = getLocalPoints(v, e->x());
lbajardsilogic@0:     if (points.empty()) return;
lbajardsilogic@0: 
lbajardsilogic@0:     m_editingPoint = *points.begin();
lbajardsilogic@0:     m_originalPoint = m_editingPoint;
lbajardsilogic@0: 
lbajardsilogic@0:     if (m_editingCommand) {
lbajardsilogic@0: 	m_editingCommand->finish();
lbajardsilogic@0: 	m_editingCommand = 0;
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     m_editing = true;
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: TimeValueLayer::editDrag(View *v, QMouseEvent *e)
lbajardsilogic@0: {
lbajardsilogic@0: //    std::cerr << "TimeValueLayer::editDrag(" << e->x() << "," << e->y() << ")" << std::endl;
lbajardsilogic@0: 
lbajardsilogic@0:     if (!m_model || !m_editing) return;
lbajardsilogic@0: 
lbajardsilogic@0:     long frame = v->getFrameForX(e->x());
lbajardsilogic@0:     if (frame < 0) frame = 0;
lbajardsilogic@0:     frame = frame / m_model->getResolution() * m_model->getResolution();
lbajardsilogic@0: 
lbajardsilogic@0:     float value = getValueForY(v, e->y());
lbajardsilogic@0: 
lbajardsilogic@0:     if (!m_editingCommand) {
lbajardsilogic@0: 	m_editingCommand = new SparseTimeValueModel::EditCommand(m_model,
lbajardsilogic@0: 								 tr("Drag Point"));
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     m_editingCommand->deletePoint(m_editingPoint);
lbajardsilogic@0:     m_editingPoint.frame = frame;
lbajardsilogic@0:     m_editingPoint.value = value;
lbajardsilogic@0:     m_editingCommand->addPoint(m_editingPoint);
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: TimeValueLayer::editEnd(View *, QMouseEvent *)
lbajardsilogic@0: {
lbajardsilogic@0: //    std::cerr << "TimeValueLayer::editEnd(" << e->x() << "," << e->y() << ")" << std::endl;
lbajardsilogic@0:     if (!m_model || !m_editing) return;
lbajardsilogic@0: 
lbajardsilogic@0:     if (m_editingCommand) {
lbajardsilogic@0: 
lbajardsilogic@0: 	QString newName = m_editingCommand->getName();
lbajardsilogic@0: 
lbajardsilogic@0: 	if (m_editingPoint.frame != m_originalPoint.frame) {
lbajardsilogic@0: 	    if (m_editingPoint.value != m_originalPoint.value) {
lbajardsilogic@0: 		newName = tr("Edit Point");
lbajardsilogic@0: 	    } else {
lbajardsilogic@0: 		newName = tr("Relocate Point");
lbajardsilogic@0: 	    }
lbajardsilogic@0: 	} else {
lbajardsilogic@0: 	    newName = tr("Change Point Value");
lbajardsilogic@0: 	}
lbajardsilogic@0: 
lbajardsilogic@0: 	m_editingCommand->setName(newName);
lbajardsilogic@0: 	m_editingCommand->finish();
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     m_editingCommand = 0;
lbajardsilogic@0:     m_editing = false;
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: TimeValueLayer::editOpen(View *v, QMouseEvent *e)
lbajardsilogic@0: {
lbajardsilogic@0:     if (!m_model) return;
lbajardsilogic@0: 
lbajardsilogic@0:     SparseTimeValueModel::PointList points = getLocalPoints(v, e->x());
lbajardsilogic@0:     if (points.empty()) return;
lbajardsilogic@0: 
lbajardsilogic@0:     SparseTimeValueModel::Point point = *points.begin();
lbajardsilogic@0: 
lbajardsilogic@0:     ItemEditDialog *dialog = new ItemEditDialog
lbajardsilogic@0:         (m_model->getSampleRate(),
lbajardsilogic@0:          ItemEditDialog::ShowTime |
lbajardsilogic@0:          ItemEditDialog::ShowValue |
lbajardsilogic@0:          ItemEditDialog::ShowText,
lbajardsilogic@0:          m_model->getScaleUnits());
lbajardsilogic@0: 
lbajardsilogic@0:     dialog->setFrameTime(point.frame);
lbajardsilogic@0:     dialog->setValue(point.value);
lbajardsilogic@0:     dialog->setText(point.label);
lbajardsilogic@0: 
lbajardsilogic@0:     if (dialog->exec() == QDialog::Accepted) {
lbajardsilogic@0: 
lbajardsilogic@0:         SparseTimeValueModel::Point newPoint = point;
lbajardsilogic@0:         newPoint.frame = dialog->getFrameTime();
lbajardsilogic@0:         newPoint.value = dialog->getValue();
lbajardsilogic@0:         newPoint.label = dialog->getText();
lbajardsilogic@0:         
lbajardsilogic@0:         SparseTimeValueModel::EditCommand *command =
lbajardsilogic@0:             new SparseTimeValueModel::EditCommand(m_model, tr("Edit Point"));
lbajardsilogic@0:         command->deletePoint(point);
lbajardsilogic@0:         command->addPoint(newPoint);
lbajardsilogic@0:         command->finish();
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     delete dialog;
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: TimeValueLayer::moveSelection(Selection s, size_t newStartFrame)
lbajardsilogic@0: {
lbajardsilogic@0:     if (!m_model) return;
lbajardsilogic@0: 
lbajardsilogic@0:     SparseTimeValueModel::EditCommand *command =
lbajardsilogic@0: 	new SparseTimeValueModel::EditCommand(m_model,
lbajardsilogic@0: 					      tr("Drag Selection"));
lbajardsilogic@0: 
lbajardsilogic@0:     SparseTimeValueModel::PointList points =
lbajardsilogic@0: 	m_model->getPoints(s.getStartFrame(), s.getEndFrame());
lbajardsilogic@0: 
lbajardsilogic@0:     for (SparseTimeValueModel::PointList::iterator i = points.begin();
lbajardsilogic@0: 	 i != points.end(); ++i) {
lbajardsilogic@0: 
lbajardsilogic@0: 	if (s.contains(i->frame)) {
lbajardsilogic@0: 	    SparseTimeValueModel::Point newPoint(*i);
lbajardsilogic@0: 	    newPoint.frame = i->frame + newStartFrame - s.getStartFrame();
lbajardsilogic@0: 	    command->deletePoint(*i);
lbajardsilogic@0: 	    command->addPoint(newPoint);
lbajardsilogic@0: 	}
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     command->finish();
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: TimeValueLayer::resizeSelection(Selection s, Selection newSize)
lbajardsilogic@0: {
lbajardsilogic@0:     if (!m_model) return;
lbajardsilogic@0: 
lbajardsilogic@0:     SparseTimeValueModel::EditCommand *command =
lbajardsilogic@0: 	new SparseTimeValueModel::EditCommand(m_model,
lbajardsilogic@0: 					      tr("Resize Selection"));
lbajardsilogic@0: 
lbajardsilogic@0:     SparseTimeValueModel::PointList points =
lbajardsilogic@0: 	m_model->getPoints(s.getStartFrame(), s.getEndFrame());
lbajardsilogic@0: 
lbajardsilogic@0:     double ratio =
lbajardsilogic@0: 	double(newSize.getEndFrame() - newSize.getStartFrame()) /
lbajardsilogic@0: 	double(s.getEndFrame() - s.getStartFrame());
lbajardsilogic@0: 
lbajardsilogic@0:     for (SparseTimeValueModel::PointList::iterator i = points.begin();
lbajardsilogic@0: 	 i != points.end(); ++i) {
lbajardsilogic@0: 
lbajardsilogic@0: 	if (s.contains(i->frame)) {
lbajardsilogic@0: 
lbajardsilogic@0: 	    double target = i->frame;
lbajardsilogic@0: 	    target = newSize.getStartFrame() + 
lbajardsilogic@0: 		double(target - s.getStartFrame()) * ratio;
lbajardsilogic@0: 
lbajardsilogic@0: 	    SparseTimeValueModel::Point newPoint(*i);
lbajardsilogic@0: 	    newPoint.frame = lrint(target);
lbajardsilogic@0: 	    command->deletePoint(*i);
lbajardsilogic@0: 	    command->addPoint(newPoint);
lbajardsilogic@0: 	}
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     command->finish();
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: TimeValueLayer::deleteSelection(Selection s)
lbajardsilogic@0: {
lbajardsilogic@0:     if (!m_model) return;
lbajardsilogic@0: 
lbajardsilogic@0:     SparseTimeValueModel::EditCommand *command =
lbajardsilogic@0: 	new SparseTimeValueModel::EditCommand(m_model,
lbajardsilogic@0: 					      tr("Delete Selected Points"));
lbajardsilogic@0: 
lbajardsilogic@0:     SparseTimeValueModel::PointList points =
lbajardsilogic@0: 	m_model->getPoints(s.getStartFrame(), s.getEndFrame());
lbajardsilogic@0: 
lbajardsilogic@0:     for (SparseTimeValueModel::PointList::iterator i = points.begin();
lbajardsilogic@0: 	 i != points.end(); ++i) {
lbajardsilogic@0: 
lbajardsilogic@0:         if (s.contains(i->frame)) {
lbajardsilogic@0:             command->deletePoint(*i);
lbajardsilogic@0:         }
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     command->finish();
lbajardsilogic@0: }    
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: TimeValueLayer::copy(Selection s, Clipboard &to)
lbajardsilogic@0: {
lbajardsilogic@0:     if (!m_model) return;
lbajardsilogic@0: 
lbajardsilogic@0:     SparseTimeValueModel::PointList points =
lbajardsilogic@0: 	m_model->getPoints(s.getStartFrame(), s.getEndFrame());
lbajardsilogic@0: 
lbajardsilogic@0:     for (SparseTimeValueModel::PointList::iterator i = points.begin();
lbajardsilogic@0: 	 i != points.end(); ++i) {
lbajardsilogic@0: 	if (s.contains(i->frame)) {
lbajardsilogic@0:             Clipboard::Point point(i->frame, i->value, i->label);
lbajardsilogic@0:             to.addPoint(point);
lbajardsilogic@0:         }
lbajardsilogic@0:     }
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: bool
lbajardsilogic@0: TimeValueLayer::paste(const Clipboard &from, int frameOffset,
lbajardsilogic@0:                       bool interactive)
lbajardsilogic@0: {
lbajardsilogic@0:     if (!m_model) return false;
lbajardsilogic@0: 
lbajardsilogic@0:     const Clipboard::PointList &points = from.getPoints();
lbajardsilogic@0: 
lbajardsilogic@0:     SparseTimeValueModel::EditCommand *command =
lbajardsilogic@0: 	new SparseTimeValueModel::EditCommand(m_model, tr("Paste"));
lbajardsilogic@0: 
lbajardsilogic@0:     enum ValueAvailability {
lbajardsilogic@0:         UnknownAvailability,
lbajardsilogic@0:         NoValues,
lbajardsilogic@0:         SomeValues,
lbajardsilogic@0:         AllValues
lbajardsilogic@0:     };
lbajardsilogic@0:     enum ValueGeneration {
lbajardsilogic@0:         GenerateNone,
lbajardsilogic@0:         GenerateFromCounter,
lbajardsilogic@0:         GenerateFromFrameNumber,
lbajardsilogic@0:         GenerateFromRealTime,
lbajardsilogic@0:         GenerateFromRealTimeDifference,
lbajardsilogic@0:         GenerateFromTempo,
lbajardsilogic@0:         GenerateFromExistingNeighbour,
lbajardsilogic@0:         GenerateFromLabels
lbajardsilogic@0:     };
lbajardsilogic@0: 
lbajardsilogic@0:     ValueGeneration generation = GenerateNone;
lbajardsilogic@0: 
lbajardsilogic@0:     bool haveUsableLabels = false;
lbajardsilogic@0:     bool haveExistingItems = !(m_model->isEmpty());
lbajardsilogic@0: 
lbajardsilogic@0:     if (interactive) {
lbajardsilogic@0: 
lbajardsilogic@0:         ValueAvailability availability = UnknownAvailability;
lbajardsilogic@0: 
lbajardsilogic@0:         for (Clipboard::PointList::const_iterator i = points.begin();
lbajardsilogic@0:              i != points.end(); ++i) {
lbajardsilogic@0:         
lbajardsilogic@0:             if (!i->haveFrame()) continue;
lbajardsilogic@0: 
lbajardsilogic@0:             if (availability == UnknownAvailability) {
lbajardsilogic@0:                 if (i->haveValue()) availability = AllValues;
lbajardsilogic@0:                 else availability = NoValues;
lbajardsilogic@0:                 continue;
lbajardsilogic@0:             }
lbajardsilogic@0: 
lbajardsilogic@0:             if (i->haveValue()) {
lbajardsilogic@0:                 if (availability == NoValues) {
lbajardsilogic@0:                     availability = SomeValues;
lbajardsilogic@0:                 }
lbajardsilogic@0:             } else {
lbajardsilogic@0:                 if (availability == AllValues) {
lbajardsilogic@0:                     availability = SomeValues;
lbajardsilogic@0:                 }
lbajardsilogic@0:             }
lbajardsilogic@0: 
lbajardsilogic@0:             if (!haveUsableLabels) {
lbajardsilogic@0:                 if (i->haveLabel()) {
lbajardsilogic@0:                     if (i->getLabel().contains(QRegExp("[0-9]"))) {
lbajardsilogic@0:                         haveUsableLabels = true;
lbajardsilogic@0:                     }
lbajardsilogic@0:                 }
lbajardsilogic@0:             }
lbajardsilogic@0: 
lbajardsilogic@0:             if (availability == SomeValues && haveUsableLabels) break;
lbajardsilogic@0:         }
lbajardsilogic@0: 
lbajardsilogic@0:         if (availability == NoValues || availability == SomeValues) {
lbajardsilogic@0:             
lbajardsilogic@0:             QString text;
lbajardsilogic@0:             if (availability == NoValues) {
lbajardsilogic@0:                 text = tr("The items you are pasting do not have values.\nWhat values do you want to use for these items?");
lbajardsilogic@0:             } else {
lbajardsilogic@0:                 text = tr("Some of the items you are pasting do not have values.\nWhat values do you want to use for these items?");
lbajardsilogic@0:             }
lbajardsilogic@0: 
lbajardsilogic@0:             QStringList options;
lbajardsilogic@0:             std::vector<int> genopts;
lbajardsilogic@0: 
lbajardsilogic@0:             options << tr("Zero for all items");
lbajardsilogic@0:             genopts.push_back(int(GenerateNone));
lbajardsilogic@0: 
lbajardsilogic@0:             options << tr("Whole numbers counting from 1");
lbajardsilogic@0:             genopts.push_back(int(GenerateFromCounter));
lbajardsilogic@0: 
lbajardsilogic@0:             options << tr("Item's audio sample frame number");
lbajardsilogic@0:             genopts.push_back(int(GenerateFromFrameNumber));
lbajardsilogic@0: 
lbajardsilogic@0:             options << tr("Item's time in seconds");
lbajardsilogic@0:             genopts.push_back(int(GenerateFromRealTime));
lbajardsilogic@0: 
lbajardsilogic@0:             options << tr("Duration from the item to the following item");
lbajardsilogic@0:             genopts.push_back(int(GenerateFromRealTimeDifference));
lbajardsilogic@0: 
lbajardsilogic@0:             options << tr("Tempo in bpm derived from the duration");
lbajardsilogic@0:             genopts.push_back(int(GenerateFromTempo));
lbajardsilogic@0: 
lbajardsilogic@0:             if (haveExistingItems) {
lbajardsilogic@0:                 options << tr("Value of the nearest existing item");
lbajardsilogic@0:                 genopts.push_back(int(GenerateFromExistingNeighbour));
lbajardsilogic@0:             }
lbajardsilogic@0: 
lbajardsilogic@0:             if (haveUsableLabels) {
lbajardsilogic@0:                 options << tr("Value extracted from the item's label (where possible)");
lbajardsilogic@0:                 genopts.push_back(int(GenerateFromLabels));
lbajardsilogic@0:             }
lbajardsilogic@0: 
lbajardsilogic@0: 
lbajardsilogic@0:             static int prevSelection = 0;
lbajardsilogic@0: 
lbajardsilogic@0:             bool ok = false;
lbajardsilogic@0:             QString selected = ListInputDialog::getItem
lbajardsilogic@0:                 (0, tr("Choose value calculation"),
lbajardsilogic@0:                  text, options, prevSelection, &ok);
lbajardsilogic@0: 
lbajardsilogic@0:             if (!ok) return false;
lbajardsilogic@0:             int selection = 0;
lbajardsilogic@0:             generation = GenerateNone;
lbajardsilogic@0: 
lbajardsilogic@0:             for (QStringList::const_iterator i = options.begin();
lbajardsilogic@0:                  i != options.end(); ++i) {
lbajardsilogic@0:                 if (selected == *i) {
lbajardsilogic@0:                     generation = ValueGeneration(genopts[selection]);
lbajardsilogic@0:                     break;
lbajardsilogic@0:                 }
lbajardsilogic@0:                 ++selection;
lbajardsilogic@0:             }
lbajardsilogic@0: 
lbajardsilogic@0:             prevSelection = selection;
lbajardsilogic@0:         }
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     int counter = 1;
lbajardsilogic@0:     float prevBpm = 120.f;
lbajardsilogic@0: 
lbajardsilogic@0:     for (Clipboard::PointList::const_iterator i = points.begin();
lbajardsilogic@0:          i != points.end(); ++i) {
lbajardsilogic@0:         
lbajardsilogic@0:         if (!i->haveFrame()) continue;
lbajardsilogic@0:         size_t frame = 0;
lbajardsilogic@0:         if (frameOffset > 0 || -frameOffset < i->getFrame()) {
lbajardsilogic@0:             frame = i->getFrame() + frameOffset;
lbajardsilogic@0:         }
lbajardsilogic@0:         SparseTimeValueModel::Point newPoint(frame);
lbajardsilogic@0:   
lbajardsilogic@0:         if (i->haveLabel()) {
lbajardsilogic@0:             newPoint.label = i->getLabel();
lbajardsilogic@0:         } else if (i->haveValue()) {
lbajardsilogic@0:             newPoint.label = QString("%1").arg(i->getValue());
lbajardsilogic@0:         }
lbajardsilogic@0: 
lbajardsilogic@0:         if (i->haveValue()) {
lbajardsilogic@0:             newPoint.value = i->getValue();
lbajardsilogic@0:         } else {
lbajardsilogic@0:             
lbajardsilogic@0:             switch (generation) {
lbajardsilogic@0: 
lbajardsilogic@0:             case GenerateNone:
lbajardsilogic@0:                 newPoint.value = 0;
lbajardsilogic@0:                 break;
lbajardsilogic@0: 
lbajardsilogic@0:             case GenerateFromCounter:
lbajardsilogic@0:                 newPoint.value = counter;
lbajardsilogic@0:                 break;
lbajardsilogic@0: 
lbajardsilogic@0:             case GenerateFromFrameNumber:
lbajardsilogic@0:                 newPoint.value = frame;
lbajardsilogic@0:                 break;
lbajardsilogic@0: 
lbajardsilogic@0:             case GenerateFromRealTime: 
lbajardsilogic@0:                 newPoint.value = float(frame) / float(m_model->getSampleRate());
lbajardsilogic@0:                 break;
lbajardsilogic@0: 
lbajardsilogic@0:             case GenerateFromRealTimeDifference:
lbajardsilogic@0:             case GenerateFromTempo:
lbajardsilogic@0:             {
lbajardsilogic@0:                 size_t nextFrame = frame;
lbajardsilogic@0:                 Clipboard::PointList::const_iterator j = i;
lbajardsilogic@0:                 for (; j != points.end(); ++j) {
lbajardsilogic@0:                     if (!j->haveFrame()) continue;
lbajardsilogic@0:                     if (j != i) break;
lbajardsilogic@0:                 }
lbajardsilogic@0:                 if (j != points.end()) {
lbajardsilogic@0:                     nextFrame = j->getFrame();
lbajardsilogic@0:                 }
lbajardsilogic@0:                 if (generation == GenerateFromRealTimeDifference) {
lbajardsilogic@0:                     newPoint.value = float(nextFrame - frame) /
lbajardsilogic@0:                         float(m_model->getSampleRate());
lbajardsilogic@0:                 } else {
lbajardsilogic@0:                     float bpm = prevBpm;
lbajardsilogic@0:                     if (nextFrame > frame) {
lbajardsilogic@0:                         bpm = (60.f * m_model->getSampleRate()) /
lbajardsilogic@0:                             (nextFrame - frame);
lbajardsilogic@0:                     }
lbajardsilogic@0:                     newPoint.value = bpm;
lbajardsilogic@0:                     prevBpm = bpm;
lbajardsilogic@0:                 }
lbajardsilogic@0:                 break;
lbajardsilogic@0:             }
lbajardsilogic@0: 
lbajardsilogic@0:             case GenerateFromExistingNeighbour:
lbajardsilogic@0:             {
lbajardsilogic@0:                 SparseTimeValueModel::PointList points = 
lbajardsilogic@0:                     m_model->getPoints(frame);
lbajardsilogic@0:                 if (points.empty()) points = m_model->getPreviousPoints(frame);
lbajardsilogic@0:                 if (points.empty()) points = m_model->getNextPoints(frame);
lbajardsilogic@0:                 if (points.empty()) {
lbajardsilogic@0:                     newPoint.value = 0.f;
lbajardsilogic@0:                 } else {
lbajardsilogic@0:                     newPoint.value = points.begin()->value;
lbajardsilogic@0:                 }
lbajardsilogic@0:             }
lbajardsilogic@0: 
lbajardsilogic@0:             case GenerateFromLabels:
lbajardsilogic@0:                 if (i->haveLabel()) {
lbajardsilogic@0:                     // more forgiving than QString::toFloat()
lbajardsilogic@0:                     newPoint.value = atof(i->getLabel().toLocal8Bit());
lbajardsilogic@0:                 } else {
lbajardsilogic@0:                     newPoint.value = 0.f;
lbajardsilogic@0:                 }
lbajardsilogic@0:             }
lbajardsilogic@0:         }
lbajardsilogic@0:         
lbajardsilogic@0:         command->addPoint(newPoint);
lbajardsilogic@0:         
lbajardsilogic@0:         ++counter;
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     command->finish();
lbajardsilogic@0:     return true;
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: QString
lbajardsilogic@0: TimeValueLayer::toXmlString(QString indent, QString extraAttributes) const
lbajardsilogic@0: {
lbajardsilogic@0:     return Layer::toXmlString(indent, extraAttributes +
lbajardsilogic@0: 			      QString(" colour=\"%1\" plotStyle=\"%2\"")
lbajardsilogic@0: 			      .arg(encodeColour(m_colour)).arg(m_plotStyle));
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@18: QString
lbajardsilogic@18: TimeValueLayer::toEasaierXmlString(QString indent, QString extraAttributes) const
lbajardsilogic@18: {
lbajardsilogic@18:     return Layer::toEasaierXmlString(indent, extraAttributes +
lbajardsilogic@18: 			      QString(" colour=\"%1\" plotStyle=\"%2\"")
lbajardsilogic@18: 			      .arg(encodeColour(m_colour)).arg(m_plotStyle));
lbajardsilogic@18: }
lbajardsilogic@18: 
lbajardsilogic@0: void
lbajardsilogic@0: TimeValueLayer::setProperties(const QXmlAttributes &attributes)
lbajardsilogic@0: {
lbajardsilogic@0:     QString colourSpec = attributes.value("colour");
lbajardsilogic@0:     if (colourSpec != "") {
lbajardsilogic@0: 	QColor colour(colourSpec);
lbajardsilogic@0: 	if (colour.isValid()) {
lbajardsilogic@0: 	    setBaseColour(QColor(colourSpec));
lbajardsilogic@0: 	}
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     bool ok;
lbajardsilogic@0:     PlotStyle style = (PlotStyle)
lbajardsilogic@0: 	attributes.value("plotStyle").toInt(&ok);
lbajardsilogic@0:     if (ok) setPlotStyle(style);
lbajardsilogic@0: }
lbajardsilogic@0: