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#include "Visualization/VisualizationZoneWidget.h"
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#include "Visualization/IVisualizationWidgetVisitor.h"
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#include "Visualization/QCustomPlotSynchronizer.h"
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#include "Visualization/VisualizationGraphWidget.h"
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#include "Visualization/VisualizationWidget.h"
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#include "ui_VisualizationZoneWidget.h"
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#include "Common/MimeTypesDef.h"
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#include "Common/VisualizationDef.h"
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#include <Data/DateTimeRange.h>
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#include <Data/DateTimeRangeHelper.h>
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#include <DataSource/DataSourceController.h>
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#include <Time/TimeController.h>
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#include <Variable/Variable.h>
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#include <Variable/VariableController2.h>
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#include <Visualization/operations/FindVariableOperation.h>
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#include <DragAndDrop/DragDropGuiController.h>
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#include <QUuid>
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#include <SqpApplication.h>
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#include <cmath>
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#include <QLayout>
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#include <QStyle>
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Q_LOGGING_CATEGORY(LOG_VisualizationZoneWidget, "VisualizationZoneWidget")
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namespace {
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/**
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* Applies a function to all graphs of the zone represented by its layout
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* @param layout the layout that contains graphs
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* @param fun the function to apply to each graph
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*/
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template <typename Fun>
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void processGraphs(QLayout &layout, Fun fun)
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{
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for (auto i = 0; i < layout.count(); ++i) {
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if (auto item = layout.itemAt(i)) {
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if (auto visualizationGraphWidget
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= qobject_cast<VisualizationGraphWidget *>(item->widget())) {
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fun(*visualizationGraphWidget);
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}
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}
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}
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}
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/// Generates a default name for a new graph, according to the number of graphs already displayed in
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/// the zone
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QString defaultGraphName(QLayout &layout)
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{
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QSet<QString> existingNames;
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processGraphs(
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layout, [&existingNames](auto &graphWidget) { existingNames.insert(graphWidget.name()); });
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int zoneNum = 1;
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QString name;
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do {
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name = QObject::tr("Graph ").append(QString::number(zoneNum));
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++zoneNum;
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} while (existingNames.contains(name));
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return name;
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}
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} // namespace
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struct VisualizationZoneWidget::VisualizationZoneWidgetPrivate {
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explicit VisualizationZoneWidgetPrivate()
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: m_SynchronisationGroupId{QUuid::createUuid()},
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m_Synchronizer{std::make_unique<QCustomPlotSynchronizer>()}
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{
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}
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QUuid m_SynchronisationGroupId;
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std::unique_ptr<IGraphSynchronizer> m_Synchronizer;
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void dropGraph(int index, VisualizationZoneWidget *zoneWidget);
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void dropVariables(const std::vector<std::shared_ptr<Variable> > &variables, int index,
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VisualizationZoneWidget *zoneWidget);
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void dropProducts(const QVariantList &productsData, int index,
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VisualizationZoneWidget *zoneWidget);
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};
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VisualizationZoneWidget::VisualizationZoneWidget(const QString &name, QWidget *parent)
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: VisualizationDragWidget{parent},
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ui{new Ui::VisualizationZoneWidget},
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impl{spimpl::make_unique_impl<VisualizationZoneWidgetPrivate>()}
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{
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ui->setupUi(this);
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ui->zoneNameLabel->setText(name);
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ui->dragDropContainer->setPlaceHolderType(DragDropGuiController::PlaceHolderType::Graph);
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ui->dragDropContainer->setMimeType(MIME_TYPE_GRAPH,
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VisualizationDragDropContainer::DropBehavior::Inserted);
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ui->dragDropContainer->setMimeType(
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MIME_TYPE_VARIABLE_LIST, VisualizationDragDropContainer::DropBehavior::InsertedAndMerged);
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ui->dragDropContainer->setMimeType(
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MIME_TYPE_PRODUCT_LIST, VisualizationDragDropContainer::DropBehavior::InsertedAndMerged);
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ui->dragDropContainer->setMimeType(MIME_TYPE_TIME_RANGE,
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VisualizationDragDropContainer::DropBehavior::Merged);
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ui->dragDropContainer->setMimeType(MIME_TYPE_ZONE,
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VisualizationDragDropContainer::DropBehavior::Forbidden);
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ui->dragDropContainer->setMimeType(MIME_TYPE_SELECTION_ZONE,
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VisualizationDragDropContainer::DropBehavior::Forbidden);
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ui->dragDropContainer->setAcceptMimeDataFunction([this](auto mimeData) {
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return sqpApp->dragDropGuiController().checkMimeDataForVisualization(mimeData,
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ui->dragDropContainer);
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});
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auto acceptDragWidgetFun = [](auto dragWidget, auto mimeData) {
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if (!mimeData) {
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return false;
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}
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if (mimeData->hasFormat(MIME_TYPE_VARIABLE_LIST)) {
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auto variables = sqpApp->variableController().variables(
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Variable::variablesIDs(mimeData->data(MIME_TYPE_VARIABLE_LIST)));
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if (variables.size() != 1) {
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return false;
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}
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auto variable = variables.front();
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if (auto graphWidget = dynamic_cast<const VisualizationGraphWidget *>(dragWidget)) {
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return graphWidget->canDrop(*variable);
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}
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}
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return true;
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};
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ui->dragDropContainer->setAcceptDragWidgetFunction(acceptDragWidgetFun);
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connect(ui->dragDropContainer, &VisualizationDragDropContainer::dropOccuredInContainer, this,
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&VisualizationZoneWidget::dropMimeData);
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connect(ui->dragDropContainer, &VisualizationDragDropContainer::dropOccuredOnWidget, this,
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&VisualizationZoneWidget::dropMimeDataOnGraph);
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// 'Close' options : widget is deleted when closed
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setAttribute(Qt::WA_DeleteOnClose);
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connect(ui->closeButton, &QToolButton::clicked, this, &VisualizationZoneWidget::close);
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ui->closeButton->setIcon(sqpApp->style()->standardIcon(QStyle::SP_TitleBarCloseButton));
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// Synchronisation id
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QMetaObject::invokeMethod(&sqpApp->variableController(), "onAddSynchronizationGroupId",
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Qt::QueuedConnection, Q_ARG(QUuid, impl->m_SynchronisationGroupId));
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}
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VisualizationZoneWidget::~VisualizationZoneWidget()
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{
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delete ui;
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}
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void VisualizationZoneWidget::setZoneRange(const DateTimeRange &range)
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{
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if (auto graph = firstGraph()) {
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graph->setGraphRange(range);
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}
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else {
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qCWarning(LOG_VisualizationZoneWidget())
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<< tr("setZoneRange:Cannot set the range of an empty zone.");
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}
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}
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void VisualizationZoneWidget::addGraph(VisualizationGraphWidget *graphWidget)
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{
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// Synchronize new graph with others in the zone
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impl->m_Synchronizer->addGraph(*graphWidget);
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ui->dragDropContainer->addDragWidget(graphWidget);
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}
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void VisualizationZoneWidget::insertGraph(int index, VisualizationGraphWidget *graphWidget)
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{
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// Synchronize new graph with others in the zone
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impl->m_Synchronizer->addGraph(*graphWidget);
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ui->dragDropContainer->insertDragWidget(index, graphWidget);
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}
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VisualizationGraphWidget *VisualizationZoneWidget::createGraph(std::shared_ptr<Variable> variable)
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{
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return createGraph(variable, -1);
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}
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VisualizationGraphWidget *VisualizationZoneWidget::createGraph(std::shared_ptr<Variable> variable,
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int index)
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{
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auto graphWidget
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= new VisualizationGraphWidget{defaultGraphName(*ui->dragDropContainer->layout()), this};
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// Set graph properties
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graphWidget->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::MinimumExpanding);
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graphWidget->setMinimumHeight(GRAPH_MINIMUM_HEIGHT);
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// Lambda to synchronize zone widget
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auto synchronizeZoneWidget = [this, graphWidget](const DateTimeRange &graphRange,
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const DateTimeRange &oldGraphRange) {
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auto zoomType = DateTimeRangeHelper::getTransformationType(oldGraphRange, graphRange);
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auto frameLayout = ui->dragDropContainer->layout();
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for (auto i = 0; i < frameLayout->count(); ++i) {
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auto graphChild
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= dynamic_cast<VisualizationGraphWidget *>(frameLayout->itemAt(i)->widget());
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if (graphChild && (graphChild != graphWidget)) {
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auto graphChildRange = graphChild->graphRange();
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switch (zoomType) {
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case TransformationType::ZoomIn: {
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auto deltaLeft = graphRange.m_TStart - oldGraphRange.m_TStart;
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auto deltaRight = oldGraphRange.m_TEnd - graphRange.m_TEnd;
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graphChildRange.m_TStart += deltaLeft;
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graphChildRange.m_TEnd -= deltaRight;
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break;
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}
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case TransformationType::ZoomOut: {
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auto deltaLeft = oldGraphRange.m_TStart - graphRange.m_TStart;
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auto deltaRight = graphRange.m_TEnd - oldGraphRange.m_TEnd;
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graphChildRange.m_TStart -= deltaLeft;
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graphChildRange.m_TEnd += deltaRight;
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break;
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}
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case TransformationType::PanRight: {
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auto deltaLeft = graphRange.m_TStart - oldGraphRange.m_TStart;
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auto deltaRight = graphRange.m_TEnd - oldGraphRange.m_TEnd;
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graphChildRange.m_TStart += deltaLeft;
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graphChildRange.m_TEnd += deltaRight;
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break;
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}
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case TransformationType::PanLeft: {
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auto deltaLeft = oldGraphRange.m_TStart - graphRange.m_TStart;
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auto deltaRight = oldGraphRange.m_TEnd - graphRange.m_TEnd;
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graphChildRange.m_TStart -= deltaLeft;
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graphChildRange.m_TEnd -= deltaRight;
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break;
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}
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case TransformationType::Unknown: {
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break;
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}
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default:
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qCCritical(LOG_VisualizationZoneWidget())
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<< tr("Impossible to synchronize: zoom type not take into account");
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// No action
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break;
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}
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graphChild->setFlags(GraphFlag::DisableAll);
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graphChild->setGraphRange(graphChildRange);
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graphChild->setFlags(GraphFlag::EnableAll);
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}
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}
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};
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// connection for synchronization
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connect(graphWidget, &VisualizationGraphWidget::synchronize, synchronizeZoneWidget);
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connect(graphWidget, &VisualizationGraphWidget::variableAdded, this,
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&VisualizationZoneWidget::onVariableAdded);
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connect(graphWidget, &VisualizationGraphWidget::variableAboutToBeRemoved, this,
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&VisualizationZoneWidget::onVariableAboutToBeRemoved);
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auto range = DateTimeRange{};
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if (auto firstGraph = this->firstGraph()) {
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// Case of a new graph in a existant zone
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range = firstGraph->graphRange();
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}
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else {
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// Case of a new graph as the first of the zone
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range = variable->range();
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}
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this->insertGraph(index, graphWidget);
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graphWidget->addVariable(variable, range);
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graphWidget->setYRange(variable);
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return graphWidget;
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}
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VisualizationGraphWidget *
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VisualizationZoneWidget::createGraph(const std::vector<std::shared_ptr<Variable> > variables, int index)
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{
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if (variables.empty()) {
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return nullptr;
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}
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auto graphWidget = createGraph(variables.front(), index);
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for (auto variableIt = variables.cbegin() + 1; variableIt != variables.cend(); ++variableIt) {
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graphWidget->addVariable(*variableIt, graphWidget->graphRange());
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}
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return graphWidget;
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}
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VisualizationGraphWidget *VisualizationZoneWidget::firstGraph() const
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{
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VisualizationGraphWidget *firstGraph = nullptr;
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auto layout = ui->dragDropContainer->layout();
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if (layout->count() > 0) {
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if (auto visualizationGraphWidget
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= qobject_cast<VisualizationGraphWidget *>(layout->itemAt(0)->widget())) {
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firstGraph = visualizationGraphWidget;
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}
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}
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return firstGraph;
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}
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void VisualizationZoneWidget::closeAllGraphs()
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{
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processGraphs(*ui->dragDropContainer->layout(),
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[](VisualizationGraphWidget &graphWidget) { graphWidget.close(); });
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}
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void VisualizationZoneWidget::accept(IVisualizationWidgetVisitor *visitor)
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{
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if (visitor) {
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visitor->visitEnter(this);
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// Apply visitor to graph children: widgets different from graphs are not visited (no
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// action)
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processGraphs(
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*ui->dragDropContainer->layout(),
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[visitor](VisualizationGraphWidget &graphWidget) { graphWidget.accept(visitor); });
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visitor->visitLeave(this);
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}
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else {
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qCCritical(LOG_VisualizationZoneWidget()) << tr("Can't visit widget : the visitor is null");
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}
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}
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bool VisualizationZoneWidget::canDrop(const Variable &variable) const
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{
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// A tab can always accomodate a variable
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Q_UNUSED(variable);
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return true;
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}
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bool VisualizationZoneWidget::contains(const Variable &variable) const
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{
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Q_UNUSED(variable);
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return false;
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}
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QString VisualizationZoneWidget::name() const
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{
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return ui->zoneNameLabel->text();
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}
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QMimeData *VisualizationZoneWidget::mimeData(const QPoint &position) const
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{
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Q_UNUSED(position);
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auto mimeData = new QMimeData;
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mimeData->setData(MIME_TYPE_ZONE, QByteArray{});
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if (auto firstGraph = this->firstGraph()) {
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auto timeRangeData = TimeController::mimeDataForTimeRange(firstGraph->graphRange());
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mimeData->setData(MIME_TYPE_TIME_RANGE, timeRangeData);
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}
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return mimeData;
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}
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bool VisualizationZoneWidget::isDragAllowed() const
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{
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return true;
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}
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void VisualizationZoneWidget::notifyMouseMoveInGraph(const QPointF &graphPosition,
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const QPointF &plotPosition,
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VisualizationGraphWidget *graphWidget)
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{
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processGraphs(*ui->dragDropContainer->layout(), [&graphPosition, &plotPosition, &graphWidget](
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VisualizationGraphWidget &processedGraph) {
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switch (sqpApp->plotsCursorMode()) {
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case SqpApplication::PlotsCursorMode::Vertical:
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processedGraph.removeHorizontalCursor();
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processedGraph.addVerticalCursorAtViewportPosition(graphPosition.x());
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break;
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case SqpApplication::PlotsCursorMode::Temporal:
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processedGraph.addVerticalCursor(plotPosition.x());
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processedGraph.removeHorizontalCursor();
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break;
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case SqpApplication::PlotsCursorMode::Horizontal:
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processedGraph.removeVerticalCursor();
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if (&processedGraph == graphWidget) {
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processedGraph.addHorizontalCursorAtViewportPosition(graphPosition.y());
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}
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else {
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processedGraph.removeHorizontalCursor();
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}
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break;
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case SqpApplication::PlotsCursorMode::Cross:
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if (&processedGraph == graphWidget) {
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processedGraph.addVerticalCursorAtViewportPosition(graphPosition.x());
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processedGraph.addHorizontalCursorAtViewportPosition(graphPosition.y());
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}
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else {
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processedGraph.removeHorizontalCursor();
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processedGraph.removeVerticalCursor();
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}
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break;
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case SqpApplication::PlotsCursorMode::NoCursor:
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processedGraph.removeHorizontalCursor();
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processedGraph.removeVerticalCursor();
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break;
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}
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});
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}
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void VisualizationZoneWidget::notifyMouseLeaveGraph(VisualizationGraphWidget *graphWidget)
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{
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processGraphs(*ui->dragDropContainer->layout(), [](VisualizationGraphWidget &processedGraph) {
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processedGraph.removeHorizontalCursor();
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processedGraph.removeVerticalCursor();
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});
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}
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void VisualizationZoneWidget::closeEvent(QCloseEvent *event)
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{
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// Closes graphs in the zone
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processGraphs(*ui->dragDropContainer->layout(),
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[](VisualizationGraphWidget &graphWidget) { graphWidget.close(); });
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// Delete synchronization group from variable controller
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QMetaObject::invokeMethod(&sqpApp->variableController(), "onRemoveSynchronizationGroupId",
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Qt::QueuedConnection, Q_ARG(QUuid, impl->m_SynchronisationGroupId));
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QWidget::closeEvent(event);
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}
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void VisualizationZoneWidget::onVariableAdded(std::shared_ptr<Variable> variable)
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{
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QMetaObject::invokeMethod(&sqpApp->variableController(), "onAddSynchronized",
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Qt::QueuedConnection, Q_ARG(std::shared_ptr<Variable>, variable),
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Q_ARG(QUuid, impl->m_SynchronisationGroupId));
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}
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void VisualizationZoneWidget::onVariableAboutToBeRemoved(std::shared_ptr<Variable> variable)
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{
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QMetaObject::invokeMethod(&sqpApp->variableController(), "desynchronize", Qt::QueuedConnection,
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Q_ARG(std::shared_ptr<Variable>, variable),
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Q_ARG(QUuid, impl->m_SynchronisationGroupId));
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}
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void VisualizationZoneWidget::dropMimeData(int index, const QMimeData *mimeData)
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{
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if (mimeData->hasFormat(MIME_TYPE_GRAPH)) {
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impl->dropGraph(index, this);
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}
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else if (mimeData->hasFormat(MIME_TYPE_VARIABLE_LIST)) {
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auto variables = sqpApp->variableController().variables(
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Variable::variablesIDs(mimeData->data(MIME_TYPE_VARIABLE_LIST)));
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impl->dropVariables(variables, index, this);
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}
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else if (mimeData->hasFormat(MIME_TYPE_PRODUCT_LIST)) {
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auto products = sqpApp->dataSourceController().productsDataForMimeData(
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mimeData->data(MIME_TYPE_PRODUCT_LIST));
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impl->dropProducts(products, index, this);
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}
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else {
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qCWarning(LOG_VisualizationZoneWidget())
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<< tr("VisualizationZoneWidget::dropMimeData, unknown MIME data received.");
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}
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}
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void VisualizationZoneWidget::dropMimeDataOnGraph(VisualizationDragWidget *dragWidget,
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const QMimeData *mimeData)
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{
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auto graphWidget = qobject_cast<VisualizationGraphWidget *>(dragWidget);
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if (!graphWidget) {
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qCWarning(LOG_VisualizationZoneWidget())
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<< tr("VisualizationZoneWidget::dropMimeDataOnGraph, dropping in an unknown widget, "
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"drop aborted");
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Q_ASSERT(false);
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return;
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}
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if (mimeData->hasFormat(MIME_TYPE_VARIABLE_LIST)) {
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auto variables = sqpApp->variableController().variables(
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Variable::variablesIDs(mimeData->data(MIME_TYPE_VARIABLE_LIST)));
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for (const auto &var : variables) {
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graphWidget->addVariable(var, graphWidget->graphRange());
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}
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}
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else if (mimeData->hasFormat(MIME_TYPE_PRODUCT_LIST)) {
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auto products = sqpApp->dataSourceController().productsDataForMimeData(
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mimeData->data(MIME_TYPE_PRODUCT_LIST));
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auto context = new QObject{this};
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connect(&sqpApp->variableController(), &VariableController2::variableAdded, context,
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[this, graphWidget, context](auto variable) {
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graphWidget->addVariable(variable, graphWidget->graphRange());
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delete context; // removes the connection
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},
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Qt::QueuedConnection);
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auto productData = products.first().toHash();
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QMetaObject::invokeMethod(&sqpApp->dataSourceController(), "requestVariable",
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Qt::QueuedConnection, Q_ARG(QVariantHash, productData));
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}
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else if (mimeData->hasFormat(MIME_TYPE_TIME_RANGE)) {
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auto range = TimeController::timeRangeForMimeData(mimeData->data(MIME_TYPE_TIME_RANGE));
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graphWidget->setGraphRange(range);
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}
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else {
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qCWarning(LOG_VisualizationZoneWidget())
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<< tr("VisualizationZoneWidget::dropMimeDataOnGraph, unknown MIME data received.");
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}
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}
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void VisualizationZoneWidget::VisualizationZoneWidgetPrivate::dropGraph(
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int index, VisualizationZoneWidget *zoneWidget)
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{
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auto &helper = sqpApp->dragDropGuiController();
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auto graphWidget = qobject_cast<VisualizationGraphWidget *>(helper.getCurrentDragWidget());
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if (!graphWidget) {
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qCWarning(LOG_VisualizationZoneWidget())
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<< tr("VisualizationZoneWidget::dropGraph, drop aborted, the dropped graph is not "
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|
"found or invalid.");
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Q_ASSERT(false);
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return;
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}
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auto parentDragDropContainer
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= qobject_cast<VisualizationDragDropContainer *>(graphWidget->parentWidget());
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if (!parentDragDropContainer) {
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qCWarning(LOG_VisualizationZoneWidget())
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|
<< tr("VisualizationZoneWidget::dropGraph, drop aborted, the parent container of "
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|
|
"the dropped graph is not found.");
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|
Q_ASSERT(false);
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|
return;
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|
}
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|
const auto &variables = graphWidget->variables();
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|
|
if (parentDragDropContainer != zoneWidget->ui->dragDropContainer && !variables.empty()) {
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|
// The drop didn't occur in the same zone
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|
|
|
|
// Abort the requests for the variables (if any)
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|
|
// Commented, because it's not sure if it's needed or not
|
|
|
// for (const auto& var : variables)
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|
//{
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// sqpApp->variableController().onAbortProgressRequested(var);
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|
//}
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auto previousParentZoneWidget = graphWidget->parentZoneWidget();
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|
auto nbGraph = parentDragDropContainer->countDragWidget();
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|
|
if (nbGraph == 1) {
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|
|
// This is the only graph in the previous zone, close the zone
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|
|
helper.delayedCloseWidget(previousParentZoneWidget);
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|
|
}
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|
else {
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|
|
// Close the graph
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|
|
helper.delayedCloseWidget(graphWidget);
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|
|
}
|
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|
|
// Creates the new graph in the zone
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|
|
auto newGraphWidget = zoneWidget->createGraph(variables, index);
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|
|
newGraphWidget->addSelectionZones(graphWidget->selectionZoneRanges());
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|
|
}
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|
else {
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|
|
// The drop occurred in the same zone or the graph is empty
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|
|
// Simple move of the graph, no variable operation associated
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|
|
parentDragDropContainer->layout()->removeWidget(graphWidget);
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|
|
|
|
if (variables.empty() && parentDragDropContainer != zoneWidget->ui->dragDropContainer) {
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|
// The graph is empty and dropped in a different zone.
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|
|
// Take the range of the first graph in the zone (if existing).
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|
|
auto layout = zoneWidget->ui->dragDropContainer->layout();
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|
|
if (layout->count() > 0) {
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|
|
if (auto visualizationGraphWidget
|
|
|
= qobject_cast<VisualizationGraphWidget *>(layout->itemAt(0)->widget())) {
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|
|
graphWidget->setGraphRange(visualizationGraphWidget->graphRange());
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|
|
}
|
|
|
}
|
|
|
}
|
|
|
|
|
|
zoneWidget->ui->dragDropContainer->insertDragWidget(index, graphWidget);
|
|
|
}
|
|
|
}
|
|
|
|
|
|
void VisualizationZoneWidget::VisualizationZoneWidgetPrivate::dropVariables(
|
|
|
const std::vector<std::shared_ptr<Variable> > &variables, int index,
|
|
|
VisualizationZoneWidget *zoneWidget)
|
|
|
{
|
|
|
// Note: the AcceptMimeDataFunction (set on the drop container) ensure there is a single and
|
|
|
// compatible variable here
|
|
|
if (variables.size() > 1) {
|
|
|
return;
|
|
|
}
|
|
|
zoneWidget->createGraph(variables, index);
|
|
|
}
|
|
|
|
|
|
void VisualizationZoneWidget::VisualizationZoneWidgetPrivate::dropProducts(
|
|
|
const QVariantList &productsData, int index, VisualizationZoneWidget *zoneWidget)
|
|
|
{
|
|
|
// Note: the AcceptMimeDataFunction (set on the drop container) ensure there is a single and
|
|
|
// compatible variable here
|
|
|
if (productsData.count() != 1) {
|
|
|
qCWarning(LOG_VisualizationZoneWidget())
|
|
|
<< tr("VisualizationTabWidget::dropProducts, dropping multiple products, operation "
|
|
|
"aborted.");
|
|
|
return;
|
|
|
}
|
|
|
|
|
|
auto context = new QObject{zoneWidget};
|
|
|
connect(&sqpApp->variableController(), &VariableController2::variableAdded, context,
|
|
|
[this, index, zoneWidget, context](auto variable) {
|
|
|
zoneWidget->createGraph(variable, index);
|
|
|
delete context; // removes the connection
|
|
|
},
|
|
|
Qt::QueuedConnection);
|
|
|
|
|
|
auto productData = productsData.first().toHash();
|
|
|
QMetaObject::invokeMethod(&sqpApp->dataSourceController(), "requestVariable",
|
|
|
Qt::QueuedConnection, Q_ARG(QVariantHash, productData));
|
|
|
}
|
|
|
|
