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#include "Visualization/VisualizationGraphWidget.h"
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#include "Visualization/IVisualizationWidgetVisitor.h"
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#include "Visualization/VisualizationCursorItem.h"
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#include "Visualization/VisualizationDefs.h"
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#include "Visualization/VisualizationGraphHelper.h"
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#include "Visualization/VisualizationGraphRenderingDelegate.h"
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#include "Visualization/VisualizationMultiZoneSelectionDialog.h"
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#include "Visualization/VisualizationSelectionZoneItem.h"
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#include "Visualization/VisualizationSelectionZoneManager.h"
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#include "Visualization/VisualizationWidget.h"
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#include "Visualization/VisualizationZoneWidget.h"
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#include "ui_VisualizationGraphWidget.h"
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#include <Actions/ActionsGuiController.h>
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#include <Common/MimeTypesDef.h>
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#include <Data/ArrayData.h>
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#include <Data/IDataSeries.h>
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#include <Data/SpectrogramSeries.h>
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#include <DragAndDrop/DragDropGuiController.h>
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#include <Settings/SqpSettingsDefs.h>
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#include <SqpApplication.h>
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#include <Time/TimeController.h>
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#include <Variable/Variable.h>
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#include <Variable/VariableController.h>
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#include <unordered_map>
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Q_LOGGING_CATEGORY(LOG_VisualizationGraphWidget, "VisualizationGraphWidget")
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namespace {
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/// Key pressed to enable drag&drop in all modes
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const auto DRAG_DROP_MODIFIER = Qt::AltModifier;
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/// Key pressed to enable zoom on horizontal axis
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const auto HORIZONTAL_ZOOM_MODIFIER = Qt::ControlModifier;
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/// Key pressed to enable zoom on vertical axis
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const auto VERTICAL_ZOOM_MODIFIER = Qt::ShiftModifier;
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/// Speed of a step of a wheel event for a pan, in percentage of the axis range
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const auto PAN_SPEED = 5;
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/// Key pressed to enable a calibration pan
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const auto VERTICAL_PAN_MODIFIER = Qt::AltModifier;
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/// Key pressed to enable multi selection of selection zones
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const auto MULTI_ZONE_SELECTION_MODIFIER = Qt::ControlModifier;
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/// Minimum size for the zoom box, in percentage of the axis range
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const auto ZOOM_BOX_MIN_SIZE = 0.8;
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/// Format of the dates appearing in the label of a cursor
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const auto CURSOR_LABELS_DATETIME_FORMAT = QStringLiteral("yyyy/MM/dd\nhh:mm:ss:zzz");
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} // namespace
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struct VisualizationGraphWidget::VisualizationGraphWidgetPrivate {
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explicit VisualizationGraphWidgetPrivate(const QString &name)
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: m_Name{name},
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m_Flags{GraphFlag::EnableAll},
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m_IsCalibration{false},
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m_RenderingDelegate{nullptr}
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{
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}
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void updateData(PlottablesMap &plottables, std::shared_ptr<Variable> variable,
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const SqpRange &range)
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{
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VisualizationGraphHelper::updateData(plottables, variable, range);
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// Prevents that data has changed to update rendering
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m_RenderingDelegate->onPlotUpdated();
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}
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QString m_Name;
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// 1 variable -> n qcpplot
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std::map<std::shared_ptr<Variable>, PlottablesMap> m_VariableToPlotMultiMap;
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GraphFlags m_Flags;
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bool m_IsCalibration;
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/// Delegate used to attach rendering features to the plot
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std::unique_ptr<VisualizationGraphRenderingDelegate> m_RenderingDelegate;
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QCPItemRect *m_DrawingZoomRect = nullptr;
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QStack<QPair<QCPRange, QCPRange> > m_ZoomStack;
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std::unique_ptr<VisualizationCursorItem> m_HorizontalCursor = nullptr;
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std::unique_ptr<VisualizationCursorItem> m_VerticalCursor = nullptr;
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VisualizationSelectionZoneItem *m_DrawingZone = nullptr;
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VisualizationSelectionZoneItem *m_HoveredZone = nullptr;
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QVector<VisualizationSelectionZoneItem *> m_SelectionZones;
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bool m_HasMovedMouse = false; // Indicates if the mouse moved in a releaseMouse even
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bool m_VariableAutoRangeOnInit = true;
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void startDrawingRect(const QPoint &pos, QCustomPlot &plot)
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{
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removeDrawingRect(plot);
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auto axisPos = posToAxisPos(pos, plot);
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m_DrawingZoomRect = new QCPItemRect{&plot};
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QPen p;
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p.setWidth(2);
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m_DrawingZoomRect->setPen(p);
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m_DrawingZoomRect->topLeft->setCoords(axisPos);
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m_DrawingZoomRect->bottomRight->setCoords(axisPos);
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}
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void removeDrawingRect(QCustomPlot &plot)
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{
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if (m_DrawingZoomRect) {
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plot.removeItem(m_DrawingZoomRect); // the item is deleted by QCustomPlot
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m_DrawingZoomRect = nullptr;
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plot.replot(QCustomPlot::rpQueuedReplot);
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}
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}
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void startDrawingZone(const QPoint &pos, VisualizationGraphWidget *graph)
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{
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endDrawingZone(graph);
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auto axisPos = posToAxisPos(pos, graph->plot());
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m_DrawingZone = new VisualizationSelectionZoneItem{&graph->plot()};
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m_DrawingZone->setRange(axisPos.x(), axisPos.x());
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m_DrawingZone->setEditionEnabled(false);
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}
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void endDrawingZone(VisualizationGraphWidget *graph)
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{
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if (m_DrawingZone) {
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auto drawingZoneRange = m_DrawingZone->range();
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if (qAbs(drawingZoneRange.m_TEnd - drawingZoneRange.m_TStart) > 0) {
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m_DrawingZone->setEditionEnabled(true);
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addSelectionZone(m_DrawingZone);
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}
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else {
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graph->plot().removeItem(m_DrawingZone); // the item is deleted by QCustomPlot
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}
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graph->plot().replot(QCustomPlot::rpQueuedReplot);
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m_DrawingZone = nullptr;
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}
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}
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void setSelectionZonesEditionEnabled(bool value)
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{
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for (auto s : m_SelectionZones) {
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s->setEditionEnabled(value);
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}
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}
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void addSelectionZone(VisualizationSelectionZoneItem *zone) { m_SelectionZones << zone; }
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VisualizationSelectionZoneItem *selectionZoneAt(const QPoint &pos,
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const QCustomPlot &plot) const
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{
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VisualizationSelectionZoneItem *selectionZoneItemUnderCursor = nullptr;
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auto minDistanceToZone = -1;
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for (auto zone : m_SelectionZones) {
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auto distanceToZone = zone->selectTest(pos, false);
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if ((minDistanceToZone < 0 || distanceToZone <= minDistanceToZone)
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&& distanceToZone >= 0 && distanceToZone < plot.selectionTolerance()) {
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selectionZoneItemUnderCursor = zone;
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}
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}
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return selectionZoneItemUnderCursor;
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}
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QVector<VisualizationSelectionZoneItem *> selectionZonesAt(const QPoint &pos,
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const QCustomPlot &plot) const
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{
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QVector<VisualizationSelectionZoneItem *> zones;
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for (auto zone : m_SelectionZones) {
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auto distanceToZone = zone->selectTest(pos, false);
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if (distanceToZone >= 0 && distanceToZone < plot.selectionTolerance()) {
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zones << zone;
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}
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}
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return zones;
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}
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void moveSelectionZoneOnTop(VisualizationSelectionZoneItem *zone, QCustomPlot &plot)
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{
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if (!m_SelectionZones.isEmpty() && m_SelectionZones.last() != zone) {
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zone->moveToTop();
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m_SelectionZones.removeAll(zone);
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m_SelectionZones.append(zone);
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}
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}
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QPointF posToAxisPos(const QPoint &pos, QCustomPlot &plot) const
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{
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auto axisX = plot.axisRect()->axis(QCPAxis::atBottom);
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auto axisY = plot.axisRect()->axis(QCPAxis::atLeft);
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return QPointF{axisX->pixelToCoord(pos.x()), axisY->pixelToCoord(pos.y())};
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}
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bool pointIsInAxisRect(const QPointF &axisPoint, QCustomPlot &plot) const
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{
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auto axisX = plot.axisRect()->axis(QCPAxis::atBottom);
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auto axisY = plot.axisRect()->axis(QCPAxis::atLeft);
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return axisX->range().contains(axisPoint.x()) && axisY->range().contains(axisPoint.y());
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}
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};
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VisualizationGraphWidget::VisualizationGraphWidget(const QString &name, QWidget *parent)
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: VisualizationDragWidget{parent},
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ui{new Ui::VisualizationGraphWidget},
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impl{spimpl::make_unique_impl<VisualizationGraphWidgetPrivate>(name)}
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{
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ui->setupUi(this);
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// 'Close' options : widget is deleted when closed
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setAttribute(Qt::WA_DeleteOnClose);
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// Set qcpplot properties :
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// - zoom is enabled
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// - Mouse wheel on qcpplot is intercepted to determine the zoom orientation
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ui->widget->setInteractions(QCP::iRangeZoom);
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ui->widget->axisRect()->setRangeDrag(Qt::Horizontal | Qt::Vertical);
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// The delegate must be initialized after the ui as it uses the plot
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impl->m_RenderingDelegate = std::make_unique<VisualizationGraphRenderingDelegate>(*this);
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// Init the cursors
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impl->m_HorizontalCursor = std::make_unique<VisualizationCursorItem>(&plot());
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impl->m_HorizontalCursor->setOrientation(Qt::Horizontal);
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impl->m_VerticalCursor = std::make_unique<VisualizationCursorItem>(&plot());
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impl->m_VerticalCursor->setOrientation(Qt::Vertical);
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connect(ui->widget, &QCustomPlot::mousePress, this, &VisualizationGraphWidget::onMousePress);
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connect(ui->widget, &QCustomPlot::mouseRelease, this,
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&VisualizationGraphWidget::onMouseRelease);
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connect(ui->widget, &QCustomPlot::mouseMove, this, &VisualizationGraphWidget::onMouseMove);
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connect(ui->widget, &QCustomPlot::mouseWheel, this, &VisualizationGraphWidget::onMouseWheel);
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connect(ui->widget, &QCustomPlot::mouseDoubleClick, this,
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&VisualizationGraphWidget::onMouseDoubleClick);
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connect(ui->widget->xAxis, static_cast<void (QCPAxis::*)(const QCPRange &, const QCPRange &)>(
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&QCPAxis::rangeChanged),
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this, &VisualizationGraphWidget::onRangeChanged, Qt::DirectConnection);
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// Activates menu when right clicking on the graph
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ui->widget->setContextMenuPolicy(Qt::CustomContextMenu);
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connect(ui->widget, &QCustomPlot::customContextMenuRequested, this,
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&VisualizationGraphWidget::onGraphMenuRequested);
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connect(this, &VisualizationGraphWidget::requestDataLoading, &sqpApp->variableController(),
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&VariableController::onRequestDataLoading);
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connect(&sqpApp->variableController(), &VariableController::updateVarDisplaying, this,
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&VisualizationGraphWidget::onUpdateVarDisplaying);
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#ifdef Q_OS_MAC
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plot().setPlottingHint(QCP::phFastPolylines, true);
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#endif
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}
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VisualizationGraphWidget::~VisualizationGraphWidget()
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{
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delete ui;
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}
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VisualizationZoneWidget *VisualizationGraphWidget::parentZoneWidget() const noexcept
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{
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auto parent = parentWidget();
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while (parent != nullptr && !qobject_cast<VisualizationZoneWidget *>(parent)) {
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parent = parent->parentWidget();
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}
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return qobject_cast<VisualizationZoneWidget *>(parent);
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}
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VisualizationWidget *VisualizationGraphWidget::parentVisualizationWidget() const
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{
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auto parent = parentWidget();
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while (parent != nullptr && !qobject_cast<VisualizationWidget *>(parent)) {
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parent = parent->parentWidget();
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}
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return qobject_cast<VisualizationWidget *>(parent);
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}
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void VisualizationGraphWidget::setFlags(GraphFlags flags)
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{
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impl->m_Flags = std::move(flags);
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}
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void VisualizationGraphWidget::addVariable(std::shared_ptr<Variable> variable, SqpRange range)
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{
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/// Lambda used to set graph's units and range according to the variable passed in parameter
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auto loadRange = [this](std::shared_ptr<Variable> variable, const SqpRange &range) {
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impl->m_RenderingDelegate->setAxesUnits(*variable);
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this->setFlags(GraphFlag::DisableAll);
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setGraphRange(range);
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this->setFlags(GraphFlag::EnableAll);
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emit requestDataLoading({variable}, range, false);
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};
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connect(variable.get(), SIGNAL(updated()), this, SLOT(onDataCacheVariableUpdated()));
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// Calls update of graph's range and units when the data of the variable have been initialized.
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// Note: we use QueuedConnection here as the update event must be called in the UI thread
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connect(variable.get(), &Variable::dataInitialized, this,
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[ varW = std::weak_ptr<Variable>{variable}, range, loadRange, this ]() {
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if (auto var = varW.lock()) {
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// If the variable is the first added in the graph, we load its range
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auto firstVariableInGraph = range == INVALID_RANGE;
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auto loadedRange = graphRange();
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if (impl->m_VariableAutoRangeOnInit) {
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loadedRange = firstVariableInGraph ? var->range() : range;
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}
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loadRange(var, loadedRange);
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setYRange(var);
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}
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},
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Qt::QueuedConnection);
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// Uses delegate to create the qcpplot components according to the variable
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auto createdPlottables = VisualizationGraphHelper::create(variable, *ui->widget);
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// Sets graph properties
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impl->m_RenderingDelegate->setGraphProperties(*variable, createdPlottables);
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impl->m_VariableToPlotMultiMap.insert({variable, std::move(createdPlottables)});
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// If the variable already has its data loaded, load its units and its range in the graph
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if (variable->dataSeries() != nullptr) {
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loadRange(variable, range);
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}
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emit variableAdded(variable);
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}
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void VisualizationGraphWidget::removeVariable(std::shared_ptr<Variable> variable) noexcept
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{
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// Each component associated to the variable :
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// - is removed from qcpplot (which deletes it)
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// - is no longer referenced in the map
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auto variableIt = impl->m_VariableToPlotMultiMap.find(variable);
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if (variableIt != impl->m_VariableToPlotMultiMap.cend()) {
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emit variableAboutToBeRemoved(variable);
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auto &plottablesMap = variableIt->second;
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for (auto plottableIt = plottablesMap.cbegin(), plottableEnd = plottablesMap.cend();
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plottableIt != plottableEnd;) {
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ui->widget->removePlottable(plottableIt->second);
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plottableIt = plottablesMap.erase(plottableIt);
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}
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impl->m_VariableToPlotMultiMap.erase(variableIt);
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}
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// Updates graph
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ui->widget->replot();
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}
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QList<std::shared_ptr<Variable> > VisualizationGraphWidget::variables() const
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{
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auto variables = QList<std::shared_ptr<Variable> >{};
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for (auto it = std::cbegin(impl->m_VariableToPlotMultiMap);
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it != std::cend(impl->m_VariableToPlotMultiMap); ++it) {
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variables << it->first;
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}
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return variables;
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}
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void VisualizationGraphWidget::setYRange(std::shared_ptr<Variable> variable)
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{
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if (!variable) {
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qCCritical(LOG_VisualizationGraphWidget()) << "Can't set y-axis range: variable is null";
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return;
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}
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VisualizationGraphHelper::setYAxisRange(variable, *ui->widget);
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}
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SqpRange VisualizationGraphWidget::graphRange() const noexcept
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{
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auto graphRange = ui->widget->xAxis->range();
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return SqpRange{graphRange.lower, graphRange.upper};
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}
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void VisualizationGraphWidget::setGraphRange(const SqpRange &range, bool calibration)
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{
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qCDebug(LOG_VisualizationGraphWidget()) << tr("VisualizationGraphWidget::setGraphRange START");
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if (calibration) {
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impl->m_IsCalibration = true;
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}
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ui->widget->xAxis->setRange(range.m_TStart, range.m_TEnd);
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ui->widget->replot();
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if (calibration) {
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impl->m_IsCalibration = false;
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}
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qCDebug(LOG_VisualizationGraphWidget()) << tr("VisualizationGraphWidget::setGraphRange END");
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}
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void VisualizationGraphWidget::setAutoRangeOnVariableInitialization(bool value)
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{
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impl->m_VariableAutoRangeOnInit = value;
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}
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QVector<SqpRange> VisualizationGraphWidget::selectionZoneRanges() const
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{
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QVector<SqpRange> ranges;
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for (auto zone : impl->m_SelectionZones) {
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ranges << zone->range();
|
|
|
}
|
|
|
|
|
|
return ranges;
|
|
|
}
|
|
|
|
|
|
void VisualizationGraphWidget::addSelectionZones(const QVector<SqpRange> &ranges)
|
|
|
{
|
|
|
for (const auto &range : ranges) {
|
|
|
// note: ownership is transfered to QCustomPlot
|
|
|
auto zone = new VisualizationSelectionZoneItem(&plot());
|
|
|
zone->setRange(range.m_TStart, range.m_TEnd);
|
|
|
impl->addSelectionZone(zone);
|
|
|
}
|
|
|
|
|
|
plot().replot(QCustomPlot::rpQueuedReplot);
|
|
|
}
|
|
|
|
|
|
VisualizationSelectionZoneItem *VisualizationGraphWidget::addSelectionZone(const QString &name,
|
|
|
const SqpRange &range)
|
|
|
{
|
|
|
// note: ownership is transfered to QCustomPlot
|
|
|
auto zone = new VisualizationSelectionZoneItem(&plot());
|
|
|
zone->setName(name);
|
|
|
zone->setRange(range.m_TStart, range.m_TEnd);
|
|
|
impl->addSelectionZone(zone);
|
|
|
|
|
|
plot().replot(QCustomPlot::rpQueuedReplot);
|
|
|
|
|
|
return zone;
|
|
|
}
|
|
|
|
|
|
void VisualizationGraphWidget::removeSelectionZone(VisualizationSelectionZoneItem *selectionZone)
|
|
|
{
|
|
|
parentVisualizationWidget()->selectionZoneManager().setSelected(selectionZone, false);
|
|
|
|
|
|
if (impl->m_HoveredZone == selectionZone) {
|
|
|
impl->m_HoveredZone = nullptr;
|
|
|
setCursor(Qt::ArrowCursor);
|
|
|
}
|
|
|
|
|
|
impl->m_SelectionZones.removeAll(selectionZone);
|
|
|
plot().removeItem(selectionZone);
|
|
|
plot().replot(QCustomPlot::rpQueuedReplot);
|
|
|
}
|
|
|
|
|
|
void VisualizationGraphWidget::undoZoom()
|
|
|
{
|
|
|
auto zoom = impl->m_ZoomStack.pop();
|
|
|
auto axisX = plot().axisRect()->axis(QCPAxis::atBottom);
|
|
|
auto axisY = plot().axisRect()->axis(QCPAxis::atLeft);
|
|
|
|
|
|
axisX->setRange(zoom.first);
|
|
|
axisY->setRange(zoom.second);
|
|
|
|
|
|
plot().replot(QCustomPlot::rpQueuedReplot);
|
|
|
}
|
|
|
|
|
|
void VisualizationGraphWidget::accept(IVisualizationWidgetVisitor *visitor)
|
|
|
{
|
|
|
if (visitor) {
|
|
|
visitor->visit(this);
|
|
|
}
|
|
|
else {
|
|
|
qCCritical(LOG_VisualizationGraphWidget())
|
|
|
<< tr("Can't visit widget : the visitor is null");
|
|
|
}
|
|
|
}
|
|
|
|
|
|
bool VisualizationGraphWidget::canDrop(const Variable &variable) const
|
|
|
{
|
|
|
auto isSpectrogram = [](const auto &variable) {
|
|
|
return std::dynamic_pointer_cast<SpectrogramSeries>(variable.dataSeries()) != nullptr;
|
|
|
};
|
|
|
|
|
|
// - A spectrogram series can't be dropped on graph with existing plottables
|
|
|
// - No data series can be dropped on graph with existing spectrogram series
|
|
|
return isSpectrogram(variable)
|
|
|
? impl->m_VariableToPlotMultiMap.empty()
|
|
|
: std::none_of(
|
|
|
impl->m_VariableToPlotMultiMap.cbegin(), impl->m_VariableToPlotMultiMap.cend(),
|
|
|
[isSpectrogram](const auto &entry) { return isSpectrogram(*entry.first); });
|
|
|
}
|
|
|
|
|
|
bool VisualizationGraphWidget::contains(const Variable &variable) const
|
|
|
{
|
|
|
// Finds the variable among the keys of the map
|
|
|
auto variablePtr = &variable;
|
|
|
auto findVariable
|
|
|
= [variablePtr](const auto &entry) { return variablePtr == entry.first.get(); };
|
|
|
|
|
|
auto end = impl->m_VariableToPlotMultiMap.cend();
|
|
|
auto it = std::find_if(impl->m_VariableToPlotMultiMap.cbegin(), end, findVariable);
|
|
|
return it != end;
|
|
|
}
|
|
|
|
|
|
QString VisualizationGraphWidget::name() const
|
|
|
{
|
|
|
return impl->m_Name;
|
|
|
}
|
|
|
|
|
|
QMimeData *VisualizationGraphWidget::mimeData(const QPoint &position) const
|
|
|
{
|
|
|
auto mimeData = new QMimeData;
|
|
|
|
|
|
auto selectionZoneItemUnderCursor = impl->selectionZoneAt(position, plot());
|
|
|
if (sqpApp->plotsInteractionMode() == SqpApplication::PlotsInteractionMode::SelectionZones
|
|
|
&& selectionZoneItemUnderCursor) {
|
|
|
mimeData->setData(MIME_TYPE_TIME_RANGE, TimeController::mimeDataForTimeRange(
|
|
|
selectionZoneItemUnderCursor->range()));
|
|
|
mimeData->setData(MIME_TYPE_SELECTION_ZONE, TimeController::mimeDataForTimeRange(
|
|
|
selectionZoneItemUnderCursor->range()));
|
|
|
}
|
|
|
else {
|
|
|
mimeData->setData(MIME_TYPE_GRAPH, QByteArray{});
|
|
|
|
|
|
auto timeRangeData = TimeController::mimeDataForTimeRange(graphRange());
|
|
|
mimeData->setData(MIME_TYPE_TIME_RANGE, timeRangeData);
|
|
|
}
|
|
|
|
|
|
return mimeData;
|
|
|
}
|
|
|
|
|
|
QPixmap VisualizationGraphWidget::customDragPixmap(const QPoint &dragPosition)
|
|
|
{
|
|
|
auto selectionZoneItemUnderCursor = impl->selectionZoneAt(dragPosition, plot());
|
|
|
if (sqpApp->plotsInteractionMode() == SqpApplication::PlotsInteractionMode::SelectionZones
|
|
|
&& selectionZoneItemUnderCursor) {
|
|
|
|
|
|
auto zoneTopLeft = selectionZoneItemUnderCursor->topLeft->pixelPosition();
|
|
|
auto zoneBottomRight = selectionZoneItemUnderCursor->bottomRight->pixelPosition();
|
|
|
|
|
|
auto zoneSize = QSizeF{qAbs(zoneBottomRight.x() - zoneTopLeft.x()),
|
|
|
qAbs(zoneBottomRight.y() - zoneTopLeft.y())}
|
|
|
.toSize();
|
|
|
|
|
|
auto pixmap = QPixmap(zoneSize);
|
|
|
render(&pixmap, QPoint(), QRegion{QRect{zoneTopLeft.toPoint(), zoneSize}});
|
|
|
|
|
|
return pixmap;
|
|
|
}
|
|
|
|
|
|
return QPixmap();
|
|
|
}
|
|
|
|
|
|
bool VisualizationGraphWidget::isDragAllowed() const
|
|
|
{
|
|
|
return true;
|
|
|
}
|
|
|
|
|
|
void VisualizationGraphWidget::highlightForMerge(bool highlighted)
|
|
|
{
|
|
|
if (highlighted) {
|
|
|
plot().setBackground(QBrush(QColor("#BBD5EE")));
|
|
|
}
|
|
|
else {
|
|
|
plot().setBackground(QBrush(Qt::white));
|
|
|
}
|
|
|
|
|
|
plot().update();
|
|
|
}
|
|
|
|
|
|
void VisualizationGraphWidget::addVerticalCursor(double time)
|
|
|
{
|
|
|
impl->m_VerticalCursor->setPosition(time);
|
|
|
impl->m_VerticalCursor->setVisible(true);
|
|
|
|
|
|
auto text
|
|
|
= DateUtils::dateTime(time).toString(CURSOR_LABELS_DATETIME_FORMAT).replace(' ', '\n');
|
|
|
impl->m_VerticalCursor->setLabelText(text);
|
|
|
}
|
|
|
|
|
|
void VisualizationGraphWidget::addVerticalCursorAtViewportPosition(double position)
|
|
|
{
|
|
|
impl->m_VerticalCursor->setAbsolutePosition(position);
|
|
|
impl->m_VerticalCursor->setVisible(true);
|
|
|
|
|
|
auto axis = plot().axisRect()->axis(QCPAxis::atBottom);
|
|
|
auto text
|
|
|
= DateUtils::dateTime(axis->pixelToCoord(position)).toString(CURSOR_LABELS_DATETIME_FORMAT);
|
|
|
impl->m_VerticalCursor->setLabelText(text);
|
|
|
}
|
|
|
|
|
|
void VisualizationGraphWidget::removeVerticalCursor()
|
|
|
{
|
|
|
impl->m_VerticalCursor->setVisible(false);
|
|
|
plot().replot(QCustomPlot::rpQueuedReplot);
|
|
|
}
|
|
|
|
|
|
void VisualizationGraphWidget::addHorizontalCursor(double value)
|
|
|
{
|
|
|
impl->m_HorizontalCursor->setPosition(value);
|
|
|
impl->m_HorizontalCursor->setVisible(true);
|
|
|
impl->m_HorizontalCursor->setLabelText(QString::number(value));
|
|
|
}
|
|
|
|
|
|
void VisualizationGraphWidget::addHorizontalCursorAtViewportPosition(double position)
|
|
|
{
|
|
|
impl->m_HorizontalCursor->setAbsolutePosition(position);
|
|
|
impl->m_HorizontalCursor->setVisible(true);
|
|
|
|
|
|
auto axis = plot().axisRect()->axis(QCPAxis::atLeft);
|
|
|
impl->m_HorizontalCursor->setLabelText(QString::number(axis->pixelToCoord(position)));
|
|
|
}
|
|
|
|
|
|
void VisualizationGraphWidget::removeHorizontalCursor()
|
|
|
{
|
|
|
impl->m_HorizontalCursor->setVisible(false);
|
|
|
plot().replot(QCustomPlot::rpQueuedReplot);
|
|
|
}
|
|
|
|
|
|
void VisualizationGraphWidget::closeEvent(QCloseEvent *event)
|
|
|
{
|
|
|
Q_UNUSED(event);
|
|
|
|
|
|
// Prevents that all variables will be removed from graph when it will be closed
|
|
|
for (auto &variableEntry : impl->m_VariableToPlotMultiMap) {
|
|
|
emit variableAboutToBeRemoved(variableEntry.first);
|
|
|
}
|
|
|
}
|
|
|
|
|
|
void VisualizationGraphWidget::enterEvent(QEvent *event)
|
|
|
{
|
|
|
Q_UNUSED(event);
|
|
|
impl->m_RenderingDelegate->showGraphOverlay(true);
|
|
|
}
|
|
|
|
|
|
void VisualizationGraphWidget::leaveEvent(QEvent *event)
|
|
|
{
|
|
|
Q_UNUSED(event);
|
|
|
impl->m_RenderingDelegate->showGraphOverlay(false);
|
|
|
|
|
|
if (auto parentZone = parentZoneWidget()) {
|
|
|
parentZone->notifyMouseLeaveGraph(this);
|
|
|
}
|
|
|
else {
|
|
|
qCWarning(LOG_VisualizationGraphWidget()) << "leaveEvent: No parent zone widget";
|
|
|
}
|
|
|
|
|
|
if (impl->m_HoveredZone) {
|
|
|
impl->m_HoveredZone->setHovered(false);
|
|
|
impl->m_HoveredZone = nullptr;
|
|
|
}
|
|
|
}
|
|
|
|
|
|
QCustomPlot &VisualizationGraphWidget::plot() const noexcept
|
|
|
{
|
|
|
return *ui->widget;
|
|
|
}
|
|
|
|
|
|
void VisualizationGraphWidget::onGraphMenuRequested(const QPoint &pos) noexcept
|
|
|
{
|
|
|
QMenu graphMenu{};
|
|
|
|
|
|
// Iterates on variables (unique keys)
|
|
|
for (auto it = impl->m_VariableToPlotMultiMap.cbegin(),
|
|
|
end = impl->m_VariableToPlotMultiMap.cend();
|
|
|
it != end; it = impl->m_VariableToPlotMultiMap.upper_bound(it->first)) {
|
|
|
// 'Remove variable' action
|
|
|
graphMenu.addAction(tr("Remove variable %1").arg(it->first->name()),
|
|
|
[ this, var = it->first ]() { removeVariable(var); });
|
|
|
}
|
|
|
|
|
|
if (!impl->m_ZoomStack.isEmpty()) {
|
|
|
if (!graphMenu.isEmpty()) {
|
|
|
graphMenu.addSeparator();
|
|
|
}
|
|
|
|
|
|
graphMenu.addAction(tr("Undo Zoom"), [this]() { undoZoom(); });
|
|
|
}
|
|
|
|
|
|
// Selection Zone Actions
|
|
|
auto selectionZoneItem = impl->selectionZoneAt(pos, plot());
|
|
|
if (selectionZoneItem) {
|
|
|
auto selectedItems = parentVisualizationWidget()->selectionZoneManager().selectedItems();
|
|
|
selectedItems.removeAll(selectionZoneItem);
|
|
|
selectedItems.prepend(selectionZoneItem); // Put the current selection zone first
|
|
|
|
|
|
auto zoneActions = sqpApp->actionsGuiController().selectionZoneActions();
|
|
|
if (!zoneActions.isEmpty() && !graphMenu.isEmpty()) {
|
|
|
graphMenu.addSeparator();
|
|
|
}
|
|
|
|
|
|
QHash<QString, QMenu *> subMenus;
|
|
|
QHash<QString, bool> subMenusEnabled;
|
|
|
|
|
|
for (auto zoneAction : zoneActions) {
|
|
|
|
|
|
auto isEnabled = zoneAction->isEnabled(selectedItems);
|
|
|
|
|
|
auto menu = &graphMenu;
|
|
|
for (auto subMenuName : zoneAction->subMenuList()) {
|
|
|
if (!subMenus.contains(subMenuName)) {
|
|
|
menu = menu->addMenu(subMenuName);
|
|
|
subMenus[subMenuName] = menu;
|
|
|
subMenusEnabled[subMenuName] = isEnabled;
|
|
|
}
|
|
|
else {
|
|
|
menu = subMenus.value(subMenuName);
|
|
|
if (isEnabled) {
|
|
|
// The sub menu is enabled if at least one of its actions is enabled
|
|
|
subMenusEnabled[subMenuName] = true;
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
|
|
|
auto action = menu->addAction(zoneAction->name());
|
|
|
action->setEnabled(isEnabled);
|
|
|
action->setShortcut(zoneAction->displayedShortcut());
|
|
|
QObject::connect(action, &QAction::triggered,
|
|
|
[zoneAction, selectedItems]() { zoneAction->execute(selectedItems); });
|
|
|
}
|
|
|
|
|
|
for (auto it = subMenus.cbegin(); it != subMenus.cend(); ++it) {
|
|
|
it.value()->setEnabled(subMenusEnabled[it.key()]);
|
|
|
}
|
|
|
}
|
|
|
|
|
|
if (!graphMenu.isEmpty()) {
|
|
|
graphMenu.exec(QCursor::pos());
|
|
|
}
|
|
|
}
|
|
|
|
|
|
void VisualizationGraphWidget::onRangeChanged(const QCPRange &t1, const QCPRange &t2)
|
|
|
{
|
|
|
qCDebug(LOG_VisualizationGraphWidget()) << tr("TORM: VisualizationGraphWidget::onRangeChanged")
|
|
|
<< QThread::currentThread()->objectName() << "DoAcqui"
|
|
|
<< impl->m_Flags.testFlag(GraphFlag::EnableAcquisition);
|
|
|
|
|
|
auto graphRange = SqpRange{t1.lower, t1.upper};
|
|
|
auto oldGraphRange = SqpRange{t2.lower, t2.upper};
|
|
|
|
|
|
if (impl->m_Flags.testFlag(GraphFlag::EnableAcquisition)) {
|
|
|
QVector<std::shared_ptr<Variable> > variableUnderGraphVector;
|
|
|
|
|
|
for (auto it = impl->m_VariableToPlotMultiMap.begin(),
|
|
|
end = impl->m_VariableToPlotMultiMap.end();
|
|
|
it != end; it = impl->m_VariableToPlotMultiMap.upper_bound(it->first)) {
|
|
|
variableUnderGraphVector.push_back(it->first);
|
|
|
}
|
|
|
emit requestDataLoading(std::move(variableUnderGraphVector), graphRange,
|
|
|
!impl->m_IsCalibration);
|
|
|
}
|
|
|
|
|
|
if (impl->m_Flags.testFlag(GraphFlag::EnableSynchronization) && !impl->m_IsCalibration) {
|
|
|
qCDebug(LOG_VisualizationGraphWidget())
|
|
|
<< tr("TORM: VisualizationGraphWidget::Synchronize notify !!")
|
|
|
<< QThread::currentThread()->objectName() << graphRange << oldGraphRange;
|
|
|
emit synchronize(graphRange, oldGraphRange);
|
|
|
}
|
|
|
|
|
|
auto pos = mapFromGlobal(QCursor::pos());
|
|
|
auto axisPos = impl->posToAxisPos(pos, plot());
|
|
|
if (auto parentZone = parentZoneWidget()) {
|
|
|
if (impl->pointIsInAxisRect(axisPos, plot())) {
|
|
|
parentZone->notifyMouseMoveInGraph(pos, axisPos, this);
|
|
|
}
|
|
|
else {
|
|
|
parentZone->notifyMouseLeaveGraph(this);
|
|
|
}
|
|
|
}
|
|
|
else {
|
|
|
qCWarning(LOG_VisualizationGraphWidget()) << "onMouseMove: No parent zone widget";
|
|
|
}
|
|
|
|
|
|
// Quits calibration
|
|
|
impl->m_IsCalibration = false;
|
|
|
}
|
|
|
|
|
|
void VisualizationGraphWidget::onMouseDoubleClick(QMouseEvent *event) noexcept
|
|
|
{
|
|
|
impl->m_RenderingDelegate->onMouseDoubleClick(event);
|
|
|
}
|
|
|
|
|
|
void VisualizationGraphWidget::onMouseMove(QMouseEvent *event) noexcept
|
|
|
{
|
|
|
// Handles plot rendering when mouse is moving
|
|
|
impl->m_RenderingDelegate->onMouseMove(event);
|
|
|
|
|
|
auto axisPos = impl->posToAxisPos(event->pos(), plot());
|
|
|
|
|
|
// Zoom box and zone drawing
|
|
|
if (impl->m_DrawingZoomRect) {
|
|
|
impl->m_DrawingZoomRect->bottomRight->setCoords(axisPos);
|
|
|
}
|
|
|
else if (impl->m_DrawingZone) {
|
|
|
impl->m_DrawingZone->setEnd(axisPos.x());
|
|
|
}
|
|
|
|
|
|
// Cursor
|
|
|
if (auto parentZone = parentZoneWidget()) {
|
|
|
if (impl->pointIsInAxisRect(axisPos, plot())) {
|
|
|
parentZone->notifyMouseMoveInGraph(event->pos(), axisPos, this);
|
|
|
}
|
|
|
else {
|
|
|
parentZone->notifyMouseLeaveGraph(this);
|
|
|
}
|
|
|
}
|
|
|
else {
|
|
|
qCWarning(LOG_VisualizationGraphWidget()) << "onMouseMove: No parent zone widget";
|
|
|
}
|
|
|
|
|
|
// Search for the selection zone under the mouse
|
|
|
auto selectionZoneItemUnderCursor = impl->selectionZoneAt(event->pos(), plot());
|
|
|
if (selectionZoneItemUnderCursor && !impl->m_DrawingZone
|
|
|
&& sqpApp->plotsInteractionMode() == SqpApplication::PlotsInteractionMode::SelectionZones) {
|
|
|
|
|
|
// Sets the appropriate cursor shape
|
|
|
auto cursorShape = selectionZoneItemUnderCursor->curshorShapeForPosition(event->pos());
|
|
|
setCursor(cursorShape);
|
|
|
|
|
|
// Manages the hovered zone
|
|
|
if (selectionZoneItemUnderCursor != impl->m_HoveredZone) {
|
|
|
if (impl->m_HoveredZone) {
|
|
|
impl->m_HoveredZone->setHovered(false);
|
|
|
}
|
|
|
selectionZoneItemUnderCursor->setHovered(true);
|
|
|
impl->m_HoveredZone = selectionZoneItemUnderCursor;
|
|
|
plot().replot(QCustomPlot::rpQueuedReplot);
|
|
|
}
|
|
|
}
|
|
|
else {
|
|
|
// There is no zone under the mouse or the interaction mode is not "selection zones"
|
|
|
if (impl->m_HoveredZone) {
|
|
|
impl->m_HoveredZone->setHovered(false);
|
|
|
impl->m_HoveredZone = nullptr;
|
|
|
}
|
|
|
|
|
|
setCursor(Qt::ArrowCursor);
|
|
|
}
|
|
|
|
|
|
impl->m_HasMovedMouse = true;
|
|
|
VisualizationDragWidget::mouseMoveEvent(event);
|
|
|
}
|
|
|
|
|
|
void VisualizationGraphWidget::onMouseWheel(QWheelEvent *event) noexcept
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{
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auto value = event->angleDelta().x() + event->angleDelta().y();
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if (value != 0) {
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auto direction = value > 0 ? 1.0 : -1.0;
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auto isZoomX = event->modifiers().testFlag(HORIZONTAL_ZOOM_MODIFIER);
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auto isZoomY = event->modifiers().testFlag(VERTICAL_ZOOM_MODIFIER);
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impl->m_IsCalibration = event->modifiers().testFlag(VERTICAL_PAN_MODIFIER);
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auto zoomOrientations = QFlags<Qt::Orientation>{};
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zoomOrientations.setFlag(Qt::Horizontal, isZoomX);
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zoomOrientations.setFlag(Qt::Vertical, isZoomY);
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ui->widget->axisRect()->setRangeZoom(zoomOrientations);
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if (!isZoomX && !isZoomY) {
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auto axis = plot().axisRect()->axis(QCPAxis::atBottom);
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auto diff = direction * (axis->range().size() * (PAN_SPEED / 100.0));
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axis->setRange(axis->range() + diff);
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if (plot().noAntialiasingOnDrag()) {
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plot().setNotAntialiasedElements(QCP::aeAll);
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}
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plot().replot(QCustomPlot::rpQueuedReplot);
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}
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}
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}
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void VisualizationGraphWidget::onMousePress(QMouseEvent *event) noexcept
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{
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auto isDragDropClick = event->modifiers().testFlag(DRAG_DROP_MODIFIER);
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auto isSelectionZoneMode
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= sqpApp->plotsInteractionMode() == SqpApplication::PlotsInteractionMode::SelectionZones;
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auto isLeftClick = event->buttons().testFlag(Qt::LeftButton);
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if (!isDragDropClick && isLeftClick) {
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if (sqpApp->plotsInteractionMode() == SqpApplication::PlotsInteractionMode::ZoomBox) {
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// Starts a zoom box
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impl->startDrawingRect(event->pos(), plot());
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}
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else if (isSelectionZoneMode && impl->m_DrawingZone == nullptr) {
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// Starts a new selection zone
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auto zoneAtPos = impl->selectionZoneAt(event->pos(), plot());
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if (!zoneAtPos) {
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impl->startDrawingZone(event->pos(), this);
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}
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}
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}
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// Allows mouse panning only in default mode
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plot().setInteraction(QCP::iRangeDrag, sqpApp->plotsInteractionMode()
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== SqpApplication::PlotsInteractionMode::None
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&& !isDragDropClick);
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// Allows zone edition only in selection zone mode without drag&drop
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impl->setSelectionZonesEditionEnabled(isSelectionZoneMode && !isDragDropClick);
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// Selection / Deselection
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if (isSelectionZoneMode) {
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auto isMultiSelectionClick = event->modifiers().testFlag(MULTI_ZONE_SELECTION_MODIFIER);
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auto selectionZoneItemUnderCursor = impl->selectionZoneAt(event->pos(), plot());
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if (selectionZoneItemUnderCursor && !selectionZoneItemUnderCursor->selected()
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&& !isMultiSelectionClick) {
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parentVisualizationWidget()->selectionZoneManager().select(
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{selectionZoneItemUnderCursor});
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}
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else if (!selectionZoneItemUnderCursor && !isMultiSelectionClick && isLeftClick) {
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parentVisualizationWidget()->selectionZoneManager().clearSelection();
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}
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else {
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// No selection change
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}
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if (selectionZoneItemUnderCursor && isLeftClick) {
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selectionZoneItemUnderCursor->setAssociatedEditedZones(
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parentVisualizationWidget()->selectionZoneManager().selectedItems());
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}
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}
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impl->m_HasMovedMouse = false;
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VisualizationDragWidget::mousePressEvent(event);
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}
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void VisualizationGraphWidget::onMouseRelease(QMouseEvent *event) noexcept
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{
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if (impl->m_DrawingZoomRect) {
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auto axisX = plot().axisRect()->axis(QCPAxis::atBottom);
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auto axisY = plot().axisRect()->axis(QCPAxis::atLeft);
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auto newAxisXRange = QCPRange{impl->m_DrawingZoomRect->topLeft->coords().x(),
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impl->m_DrawingZoomRect->bottomRight->coords().x()};
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auto newAxisYRange = QCPRange{impl->m_DrawingZoomRect->topLeft->coords().y(),
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impl->m_DrawingZoomRect->bottomRight->coords().y()};
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impl->removeDrawingRect(plot());
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if (newAxisXRange.size() > axisX->range().size() * (ZOOM_BOX_MIN_SIZE / 100.0)
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&& newAxisYRange.size() > axisY->range().size() * (ZOOM_BOX_MIN_SIZE / 100.0)) {
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impl->m_ZoomStack.push(qMakePair(axisX->range(), axisY->range()));
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axisX->setRange(newAxisXRange);
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axisY->setRange(newAxisYRange);
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plot().replot(QCustomPlot::rpQueuedReplot);
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}
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}
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impl->endDrawingZone(this);
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// Selection / Deselection
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auto isSelectionZoneMode
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= sqpApp->plotsInteractionMode() == SqpApplication::PlotsInteractionMode::SelectionZones;
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if (isSelectionZoneMode) {
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auto isMultiSelectionClick = event->modifiers().testFlag(MULTI_ZONE_SELECTION_MODIFIER);
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auto selectionZoneItemUnderCursor = impl->selectionZoneAt(event->pos(), plot());
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if (selectionZoneItemUnderCursor && event->button() == Qt::LeftButton
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&& !impl->m_HasMovedMouse) {
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auto zonesUnderCursor = impl->selectionZonesAt(event->pos(), plot());
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if (zonesUnderCursor.count() > 1) {
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// There are multiple zones under the mouse.
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// Performs the selection with a selection dialog.
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VisualizationMultiZoneSelectionDialog dialog{this};
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dialog.setZones(zonesUnderCursor);
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dialog.move(mapToGlobal(event->pos() - QPoint(dialog.width() / 2, 20)));
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dialog.activateWindow();
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dialog.raise();
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if (dialog.exec() == QDialog::Accepted) {
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auto selection = dialog.selectedZones();
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if (!isMultiSelectionClick) {
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parentVisualizationWidget()->selectionZoneManager().clearSelection();
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}
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for (auto it = selection.cbegin(); it != selection.cend(); ++it) {
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auto zone = it.key();
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auto isSelected = it.value();
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parentVisualizationWidget()->selectionZoneManager().setSelected(zone,
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isSelected);
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if (isSelected) {
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// Puts the zone on top of the stack so it can be moved or resized
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impl->moveSelectionZoneOnTop(zone, plot());
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}
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}
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}
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}
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else {
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if (!isMultiSelectionClick) {
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parentVisualizationWidget()->selectionZoneManager().select(
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{selectionZoneItemUnderCursor});
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impl->moveSelectionZoneOnTop(selectionZoneItemUnderCursor, plot());
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}
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else {
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parentVisualizationWidget()->selectionZoneManager().setSelected(
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selectionZoneItemUnderCursor, !selectionZoneItemUnderCursor->selected()
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|| event->button() == Qt::RightButton);
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}
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}
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}
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else {
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// No selection change
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}
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}
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}
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void VisualizationGraphWidget::onDataCacheVariableUpdated()
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{
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auto graphRange = ui->widget->xAxis->range();
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auto dateTime = SqpRange{graphRange.lower, graphRange.upper};
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for (auto &variableEntry : impl->m_VariableToPlotMultiMap) {
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auto variable = variableEntry.first;
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qCDebug(LOG_VisualizationGraphWidget())
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<< "TORM: VisualizationGraphWidget::onDataCacheVariableUpdated S" << variable->range();
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qCDebug(LOG_VisualizationGraphWidget())
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<< "TORM: VisualizationGraphWidget::onDataCacheVariableUpdated E" << dateTime;
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if (dateTime.contains(variable->range()) || dateTime.intersect(variable->range())) {
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impl->updateData(variableEntry.second, variable, variable->range());
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}
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}
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}
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void VisualizationGraphWidget::onUpdateVarDisplaying(std::shared_ptr<Variable> variable,
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const SqpRange &range)
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{
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auto it = impl->m_VariableToPlotMultiMap.find(variable);
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if (it != impl->m_VariableToPlotMultiMap.end()) {
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impl->updateData(it->second, variable, range);
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}
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}
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