GIT_REPOSITORIES/LPP/Users/mperrinel/SciQLop-fork Commit - r437:9fabd78ca3ee

Add connection logical for the rescale operation

perrinel -

r437:9fabd78ca3ee

parent child

Context file:

r437:9fabd78ca3ee

app/src/MainWindow.cpp +4 0

             /*------------------------------------------------------------------------------
             -- This file is a part of the SciQLop Software
             -- Copyright (C) 2017, Plasma Physics Laboratory - CNRS
             --
             -- This program is free software; you can redistribute it and/or modify
             -- it under the terms of the GNU General Public License as published by
             -- the Free Software Foundation; either version 2 of the License, or
             -- (at your option) any later version.
             --
             -- This program is distributed in the hope that it will be useful,
             -- but WITHOUT ANY WARRANTY; without even the implied warranty of
             -- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
             -- GNU General Public License for more details.
             --
             -- You should have received a copy of the GNU General Public License
             -- along with this program; if not, write to the Free Software
             -- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
             -------------------------------------------------------------------------------*/
             /*-- Author : Alexis Jeandet
             -- Mail : alexis.jeandet@member.fsf.org
             ----------------------------------------------------------------------------*/
             #include "MainWindow.h"
             #include "ui_MainWindow.h"
             #include <DataSource/DataSourceController.h>
             #include <DataSource/DataSourceWidget.h>
             #include <SidePane/SqpSidePane.h>
             #include <SqpApplication.h>
             #include <Time/TimeController.h>
             #include <TimeWidget/TimeWidget.h>
             #include <Variable/Variable.h>
             #include <Variable/VariableController.h>
             #include <Visualization/VisualizationController.h>
             #include <QAction>
             #include <QDate>
             #include <QDateTime>
             #include <QDir>
             #include <QFileDialog>
             #include <QToolBar>
             #include <QToolButton>
             #include <memory.h>
             //#include <omp.h>
             //#include <network/filedownloader.h>
             //#include <qlopdatabase.h>
             //#include <qlopsettings.h>
             //#include <qlopgui.h>
             //#include <spacedata.h>
             //#include "qlopcore.h"
             //#include "qlopcodecmanager.h"
             //#include "cdfcodec.h"
             //#include "amdatxtcodec.h"
             //#include <qlopplotmanager.h>
             #include "iostream"
             Q_LOGGING_CATEGORY(LOG_MainWindow, "MainWindow")
             namespace {
             const auto LEFTMAININSPECTORWIDGETSPLITTERINDEX = 0;
             const auto LEFTINSPECTORSIDEPANESPLITTERINDEX = 1;
             const auto VIEWPLITTERINDEX = 2;
             const auto RIGHTINSPECTORSIDEPANESPLITTERINDEX = 3;
             const auto RIGHTMAININSPECTORWIDGETSPLITTERINDEX = 4;
             }
             class MainWindow::MainWindowPrivate {
             public:
                 QSize m_LastOpenLeftInspectorSize;
                 QSize m_LastOpenRightInspectorSize;
             };
             MainWindow::MainWindow(QWidget *parent)
                     : QMainWindow{parent},
                       m_Ui{new Ui::MainWindow},
                       impl{spimpl::make_unique_impl<MainWindowPrivate>()}
             {
                 m_Ui->setupUi(this);
                 m_Ui->splitter->setCollapsible(LEFTINSPECTORSIDEPANESPLITTERINDEX, false);
                 m_Ui->splitter->setCollapsible(RIGHTINSPECTORSIDEPANESPLITTERINDEX, false);
                 auto leftSidePane = m_Ui->leftInspectorSidePane->sidePane();
                 auto openLeftInspectorAction = new QAction{QIcon{
                                                                ":/icones/previous.png",
                                                            },
                                                            tr("Show/hide the left inspector"), this};
                 auto spacerLeftTop = new QWidget{};
                 spacerLeftTop->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
                 auto spacerLeftBottom = new QWidget{};
                 spacerLeftBottom->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
                 leftSidePane->addWidget(spacerLeftTop);
                 leftSidePane->addAction(openLeftInspectorAction);
                 leftSidePane->addWidget(spacerLeftBottom);
                 auto rightSidePane = m_Ui->rightInspectorSidePane->sidePane();
                 auto openRightInspectorAction = new QAction{QIcon{
                                                                 ":/icones/next.png",
                                                             },
                                                             tr("Show/hide the right inspector"), this};
                 auto spacerRightTop = new QWidget{};
                 spacerRightTop->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
                 auto spacerRightBottom = new QWidget{};
                 spacerRightBottom->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
                 rightSidePane->addWidget(spacerRightTop);
                 rightSidePane->addAction(openRightInspectorAction);
                 rightSidePane->addWidget(spacerRightBottom);
                 openLeftInspectorAction->setCheckable(true);
                 openRightInspectorAction->setCheckable(true);
                 auto openInspector = [this](bool checked, bool right, auto action) {
                     action->setIcon(QIcon{(checked xor right) ? ":/icones/next.png" : ":/icones/previous.png"});
                     auto &lastInspectorSize
                         = right ? impl->m_LastOpenRightInspectorSize : impl->m_LastOpenLeftInspectorSize;
                     auto nextInspectorSize = right ? m_Ui->rightMainInspectorWidget->size()
                                                    : m_Ui->leftMainInspectorWidget->size();
                     // Update of the last opened geometry
                     if (checked) {
                         lastInspectorSize = nextInspectorSize;
                     }
                     auto startSize = lastInspectorSize;
                     auto endSize = startSize;
                     endSize.setWidth(0);
                     auto splitterInspectorIndex
                         = right ? RIGHTMAININSPECTORWIDGETSPLITTERINDEX : LEFTMAININSPECTORWIDGETSPLITTERINDEX;
                     auto currentSizes = m_Ui->splitter->sizes();
                     if (checked) {
                         // adjust sizes individually here, e.g.
                         currentSizes[splitterInspectorIndex] -= lastInspectorSize.width();
                         currentSizes[VIEWPLITTERINDEX] += lastInspectorSize.width();
                         m_Ui->splitter->setSizes(currentSizes);
                     }
                     else {
                         // adjust sizes individually here, e.g.
                         currentSizes[splitterInspectorIndex] += lastInspectorSize.width();
                         currentSizes[VIEWPLITTERINDEX] -= lastInspectorSize.width();
                         m_Ui->splitter->setSizes(currentSizes);
                     }
                 };
                 connect(openLeftInspectorAction, &QAction::triggered,
                         [openInspector, openLeftInspectorAction](bool checked) {
                             openInspector(checked, false, openLeftInspectorAction);
                         });
                 connect(openRightInspectorAction, &QAction::triggered,
                         [openInspector, openRightInspectorAction](bool checked) {
                             openInspector(checked, true, openRightInspectorAction);
                         });
                 this->menuBar()->addAction(tr("File"));
                 auto mainToolBar = this->addToolBar(QStringLiteral("MainToolBar"));
                 auto timeWidget = new TimeWidget{};
                 mainToolBar->addWidget(timeWidget);
                 // Controllers / controllers connections
                 connect(&sqpApp->timeController(), SIGNAL(timeUpdated(SqpDateTime)),
                         &sqpApp->variableController(), SLOT(onDateTimeOnSelection(SqpDateTime)));
                 // Widgets / controllers connections
                 // DataSource
                 connect(&sqpApp->dataSourceController(), SIGNAL(dataSourceItemSet(DataSourceItem *)),
                         m_Ui->dataSourceWidget, SLOT(addDataSource(DataSourceItem *)));
                 // Time
                 connect(timeWidget, SIGNAL(timeUpdated(SqpDateTime)), &sqpApp->timeController(),
                         SLOT(onTimeToUpdate(SqpDateTime)));
                 // Visualization
                 connect(&sqpApp->visualizationController(),
                         SIGNAL(variableAboutToBeDeleted(std::shared_ptr<Variable>)), m_Ui->view,
                         SLOT(onVariableAboutToBeDeleted(std::shared_ptr<Variable>)));
+                connect(&sqpApp->visualizationController(),
+                        SIGNAL(rangeChanged(std::shared_ptr<Variable>, const SqpDateTime &)), m_Ui->view,
+                        SLOT(onRangeChanged(std::shared_ptr<Variable>, const SqpDateTime &)));
                 // Widgets / widgets connections
                 // For the following connections, we use DirectConnection to allow each widget that can
                 // potentially attach a menu to the variable's menu to do so before this menu is displayed.
                 // The order of connections is also important, since it determines the order in which each
                 // widget will attach its menu
                 connect(
                     m_Ui->variableInspectorWidget,
                     SIGNAL(tableMenuAboutToBeDisplayed(QMenu *, const QVector<std::shared_ptr<Variable> > &)),
                     m_Ui->view, SLOT(attachVariableMenu(QMenu *, const QVector<std::shared_ptr<Variable> > &)),
                     Qt::DirectConnection);
                 /*    QLopGUI::registerMenuBar(menuBar());
                     this->setWindowIcon(QIcon(":/sciqlopLOGO.svg"));
                     this->m_progressWidget = new QWidget();
                     this->m_progressLayout = new QVBoxLayout(this->m_progressWidget);
                     this->m_progressWidget->setLayout(this->m_progressLayout);
                     this->m_progressWidget->setWindowModality(Qt::WindowModal);
                     m_progressThreadIds = (int*) malloc(OMP_THREADS*sizeof(int));
                     for(int i=0;i<OMP_THREADS;i++)
                     {
                         this->m_progress.append(new QProgressBar(this->m_progressWidget));
                         this->m_progress.last()->setMinimum(0);
                         this->m_progress.last()->setMaximum(100);
                         this->m_progressLayout->addWidget(this->m_progress.last());
                         this->m_progressWidget->hide();
                         this->m_progressThreadIds[i] = -1;
                     }
                     this->m_progressWidget->setWindowTitle("Loading File");
                     const QList<QLopService*>ServicesToLoad=QList<QLopService*>()
                             << QLopCore::self()
                             << QLopPlotManager::self()
                             << QLopCodecManager::self()
                             << FileDownloader::self()
                             << QLopDataBase::self()
                             << SpaceData::self();
                     CDFCodec::registerToManager();
                     AMDATXTCodec::registerToManager();
                     for(int i=0;i<ServicesToLoad.count();i++)
                     {
                         qDebug()<<ServicesToLoad.at(i)->serviceName();
                         ServicesToLoad.at(i)->initialize(); //must be called before getGUI
                         QDockWidget* wdgt=ServicesToLoad.at(i)->getGUI();
                         if(wdgt)
                         {
                             wdgt->setAllowedAreas(Qt::AllDockWidgetAreas);
                             this->addDockWidget(Qt::TopDockWidgetArea,wdgt);
                         }
                         PythonQt::self()->getMainModule().addObject(ServicesToLoad.at(i)->serviceName(),(QObject*)ServicesToLoad.at(i));
                     }*/
             }
             MainWindow::~MainWindow()
             {
             }
             void MainWindow::changeEvent(QEvent *e)
             {
                 QMainWindow::changeEvent(e);
                 switch (e->type()) {
                     case QEvent::LanguageChange:
                         m_Ui->retranslateUi(this);
                         break;
                     default:
                         break;
                 }
             }

core/include/Variable/VariableController.h +3 0

             #ifndef SCIQLOP_VARIABLECONTROLLER_H
             #define SCIQLOP_VARIABLECONTROLLER_H
             #include <Data/SqpDateTime.h>
             #include <QLoggingCategory>
             #include <QObject>
             #include <Common/spimpl.h>
             class IDataProvider;
             class QItemSelectionModel;
             class TimeController;
             class Variable;
             class VariableModel;
             Q_DECLARE_LOGGING_CATEGORY(LOG_VariableController)
             /**
              * @brief The VariableController class aims to handle the variables in SciQlop.
              */
             class VariableController : public QObject {
                 Q_OBJECT
             public:
                 explicit VariableController(QObject *parent = 0);
                 virtual ~VariableController();
                 VariableModel *variableModel() noexcept;
                 QItemSelectionModel *variableSelectionModel() noexcept;
                 void setTimeController(TimeController *timeController) noexcept;
                 /**
                  * Deletes from the controller the variable passed in parameter.
                  *
                  * Delete a variable includes:
                  * - the deletion of the various references to the variable in SciQlop
                  * - the deletion of the model variable
                  * - the deletion of the provider associated with the variable
                  * - removing the cache associated with the variable
                  *
                  * @param variable the variable to delete from the controller.
                  */
                 void deleteVariable(std::shared_ptr<Variable> variable) noexcept;
                 /**
                  * Deletes from the controller the variables passed in parameter.
                  * @param variables the variables to delete from the controller.
                  * @sa deleteVariable()
                  */
                 void deleteVariables(const QVector<std::shared_ptr<Variable> > &variables) noexcept;
                 /**
                  * @brief abort the variable retrieve data progression
                  */
                 void abortProgress(std::shared_ptr<Variable> variable);
             signals:
                 /// Signal emitted when a variable is about to be deleted from the controller
                 void variableAboutToBeDeleted(std::shared_ptr<Variable> variable);
+                /// Signal emitted when a data acquisition is requested on a range for a variable
+                void rangeChanged(std::shared_ptr<Variable> variable, const SqpDateTime &range);
             public slots:
                 /// Request the data loading of the variable whithin dateTime
                 void onRequestDataLoading(std::shared_ptr<Variable> variable, const SqpDateTime &dateTime);
                 /**
                  * Creates a new variable and adds it to the model
                  * @param name the name of the new variable
                  * @param metadata the metadata of the new variable
                  * @param provider the data provider for the new variable
                  */
                 void createVariable(const QString &name, const QVariantHash &metadata,
                                     std::shared_ptr<IDataProvider> provider) noexcept;
                 /// Update the temporal parameters of every selected variable to dateTime
                 void onDateTimeOnSelection(const SqpDateTime &dateTime);
                 void onVariableRetrieveDataInProgress(QUuid identifier, double progress);
                 void onAbortProgressRequested(std::shared_ptr<Variable> variable);
                 void initialize();
                 void finalize();
             private:
                 void waitForFinish();
                 class VariableControllerPrivate;
                 spimpl::unique_impl_ptr<VariableControllerPrivate> impl;
             };
             #endif // SCIQLOP_VARIABLECONTROLLER_H

core/include/Visualization/VisualizationController.h +5 0

             #ifndef SCIQLOP_VISUALIZATIONCONTROLLER_H
             #define SCIQLOP_VISUALIZATIONCONTROLLER_H
+            #include <Data/SqpDateTime.h>
             #include <QLoggingCategory>
             #include <QObject>
             #include <QUuid>
             #include <Common/spimpl.h>
             Q_DECLARE_LOGGING_CATEGORY(LOG_VisualizationController)
             class DataSourceItem;
             class Variable;
             /**
              * @brief The VisualizationController class aims to make the link between SciQlop and its plugins.
              * This is the intermediate class that SciQlop has to use in the way to connect a data source.
              * Please first use register method to initialize a plugin specified by its metadata name (JSON
              * plugin source) then others specifics method will be able to access it. You can load a data source
              * driver plugin then create a data source.
              */
             class VisualizationController : public QObject {
                 Q_OBJECT
             public:
                 explicit VisualizationController(QObject *parent = 0);
                 virtual ~VisualizationController();
             signals:
                 /// Signal emitted when a variable is about to be deleted from SciQlop
                 void variableAboutToBeDeleted(std::shared_ptr<Variable> variable);
+                /// Signal emitted when a data acquisition is requested on a range for a variable
+                void rangeChanged(std::shared_ptr<Variable> variable, const SqpDateTime &range);
             public slots:
                 /// Manage init/end of the controller
                 void initialize();
                 void finalize();
             private:
                 void waitForFinish();
                 class VisualizationControllerPrivate;
                 spimpl::unique_impl_ptr<VisualizationControllerPrivate> impl;
             };
             #endif // SCIQLOP_VISUALIZATIONCONTROLLER_H

core/src/Variable/VariableController.cpp +1 0

             #include <Variable/Variable.h>
             #include <Variable/VariableCacheController.h>
             #include <Variable/VariableController.h>
             #include <Variable/VariableModel.h>
             #include <Data/DataProviderParameters.h>
             #include <Data/IDataProvider.h>
             #include <Data/IDataSeries.h>
             #include <Time/TimeController.h>
             #include <QDateTime>
             #include <QMutex>
             #include <QThread>
             #include <QUuid>
             #include <QtCore/QItemSelectionModel>
             #include <unordered_map>
             Q_LOGGING_CATEGORY(LOG_VariableController, "VariableController")
             struct VariableController::VariableControllerPrivate {
                 explicit VariableControllerPrivate(VariableController *parent)
                         : m_WorkingMutex{},
                           m_VariableModel{new VariableModel{parent}},
                           m_VariableSelectionModel{new QItemSelectionModel{m_VariableModel, parent}},
                           m_VariableCacheController{std::make_unique<VariableCacheController>()}
                 {
                 }
                 QMutex m_WorkingMutex;
                 /// Variable model. The VariableController has the ownership
                 VariableModel *m_VariableModel;
                 QItemSelectionModel *m_VariableSelectionModel;
                 TimeController *m_TimeController{nullptr};
                 std::unique_ptr<VariableCacheController> m_VariableCacheController;
                 std::unordered_map<std::shared_ptr<Variable>, std::shared_ptr<IDataProvider> >
                     m_VariableToProviderMap;
                 std::unordered_map<std::shared_ptr<Variable>, QUuid> m_VariableToIdentifierMap;
             };
             VariableController::VariableController(QObject *parent)
                     : QObject{parent}, impl{spimpl::make_unique_impl<VariableControllerPrivate>(this)}
             {
                 qCDebug(LOG_VariableController()) << tr("VariableController construction")
                                                   << QThread::currentThread();
                 connect(impl->m_VariableModel, &VariableModel::abortProgessRequested, this,
                         &VariableController::onAbortProgressRequested);
             }
             VariableController::~VariableController()
             {
                 qCDebug(LOG_VariableController()) << tr("VariableController destruction")
                                                   << QThread::currentThread();
                 this->waitForFinish();
             }
             VariableModel *VariableController::variableModel() noexcept
             {
                 return impl->m_VariableModel;
             }
             QItemSelectionModel *VariableController::variableSelectionModel() noexcept
             {
                 return impl->m_VariableSelectionModel;
             }
             void VariableController::setTimeController(TimeController *timeController) noexcept
             {
                 impl->m_TimeController = timeController;
             }
             void VariableController::deleteVariable(std::shared_ptr<Variable> variable) noexcept
             {
                 if (!variable) {
                     qCCritical(LOG_VariableController()) << "Can't delete variable: variable is null";
                     return;
                 }
                 // Spreads in SciQlop that the variable will be deleted, so that potential receivers can
                 // make some treatments before the deletion
                 emit variableAboutToBeDeleted(variable);
                 // Deletes identifier
                 impl->m_VariableToIdentifierMap.erase(variable);
                 // Deletes provider
                 auto nbProvidersDeleted = impl->m_VariableToProviderMap.erase(variable);
                 qCDebug(LOG_VariableController())
                     << tr("Number of providers deleted for variable %1: %2")
                            .arg(variable->name(), QString::number(nbProvidersDeleted));
                 // Clears cache
                 impl->m_VariableCacheController->clear(variable);
                 // Deletes from model
                 impl->m_VariableModel->deleteVariable(variable);
             }
             void VariableController::deleteVariables(
                 const QVector<std::shared_ptr<Variable> > &variables) noexcept
             {
                 for (auto variable : qAsConst(variables)) {
                     deleteVariable(variable);
                 }
             }
             void VariableController::abortProgress(std::shared_ptr<Variable> variable)
             {
             }
             void VariableController::createVariable(const QString &name, const QVariantHash &metadata,
                                                     std::shared_ptr<IDataProvider> provider) noexcept
             {
                 if (!impl->m_TimeController) {
                     qCCritical(LOG_VariableController())
                         << tr("Impossible to create variable: The time controller is null");
                     return;
                 }
                 auto dateTime = impl->m_TimeController->dateTime();
                 if (auto newVariable = impl->m_VariableModel->createVariable(name, dateTime, metadata)) {
                     auto identifier = QUuid::createUuid();
                     // store the provider
                     impl->m_VariableToProviderMap[newVariable] = provider;
                     impl->m_VariableToIdentifierMap[newVariable] = identifier;
                     auto addDateTimeAcquired = [ this, varW = std::weak_ptr<Variable>{newVariable} ](
                         QUuid identifier, auto dataSeriesAcquired, auto dateTimeToPutInCache)
                     {
                         if (auto variable = varW.lock()) {
                             auto varIdentifier = impl->m_VariableToIdentifierMap.at(variable);
                             if (varIdentifier == identifier) {
                                 impl->m_VariableCacheController->addDateTime(variable, dateTimeToPutInCache);
                                 variable->setDataSeries(dataSeriesAcquired);
                                 emit variable->updated();
                             }
                         }
                     };
                     connect(provider.get(), &IDataProvider::dataProvided, addDateTimeAcquired);
                     connect(provider.get(), &IDataProvider::dataProvidedProgress, this,
                             &VariableController::onVariableRetrieveDataInProgress);
                     this->onRequestDataLoading(newVariable, dateTime);
                 }
             }
             void VariableController::onDateTimeOnSelection(const SqpDateTime &dateTime)
             {
                 qCDebug(LOG_VariableController()) << "VariableController::onDateTimeOnSelection"
                                                   << QThread::currentThread()->objectName();
                 auto selectedRows = impl->m_VariableSelectionModel->selectedRows();
                 for (const auto &selectedRow : qAsConst(selectedRows)) {
                     if (auto selectedVariable = impl->m_VariableModel->variable(selectedRow.row())) {
                         selectedVariable->setDateTime(dateTime);
                         this->onRequestDataLoading(selectedVariable, dateTime);
+                        emit rangeChanged(selectedVariable, dateTime);
                     }
                 }
             }
             void VariableController::onVariableRetrieveDataInProgress(QUuid identifier, double progress)
             {
                 auto findReply = [identifier](const auto &entry) { return identifier == entry.second; };
                 auto end = impl->m_VariableToIdentifierMap.cend();
                 auto it = std::find_if(impl->m_VariableToIdentifierMap.cbegin(), end, findReply);
                 if (it != end) {
                     impl->m_VariableModel->setDataProgress(it->first, progress);
                 }
             }
             void VariableController::onAbortProgressRequested(std::shared_ptr<Variable> variable)
             {
                 qCDebug(LOG_VariableController()) << "TORM: VariableController::onAbortProgressRequested"
                                                   << QThread::currentThread()->objectName();
                 auto it = impl->m_VariableToIdentifierMap.find(variable);
                 if (it != impl->m_VariableToIdentifierMap.cend()) {
                     impl->m_VariableToProviderMap.at(variable)->requestDataAborting(it->second);
                 }
                 else {
                     qCWarning(LOG_VariableController())
                         << tr("Aborting progression of inexistant variable detected !!!")
                         << QThread::currentThread()->objectName();
                 }
             }
             void VariableController::onRequestDataLoading(std::shared_ptr<Variable> variable,
                                                           const SqpDateTime &dateTime)
             {
                 qCDebug(LOG_VariableController()) << "VariableController::onRequestDataLoading"
                                                   << QThread::currentThread()->objectName();
                 // we want to load data of the variable for the dateTime.
                 // First we check if the cache contains some of them.
                 // For the other, we ask the provider to give them.
                 if (variable) {
                     auto dateTimeListNotInCache
                         = impl->m_VariableCacheController->provideNotInCacheDateTimeList(variable, dateTime);
                     if (!dateTimeListNotInCache.empty()) {
                         // Ask the provider for each data on the dateTimeListNotInCache
                         auto identifier = impl->m_VariableToIdentifierMap.at(variable);
                         impl->m_VariableToProviderMap.at(variable)->requestDataLoading(
                             identifier,
                             DataProviderParameters{std::move(dateTimeListNotInCache), variable->metadata()});
                     }
                     else {
                         emit variable->updated();
                     }
                 }
                 else {
                     qCCritical(LOG_VariableController()) << tr("Impossible to load data of a variable null");
                 }
             }
             void VariableController::initialize()
             {
                 qCDebug(LOG_VariableController()) << tr("VariableController init") << QThread::currentThread();
                 impl->m_WorkingMutex.lock();
                 qCDebug(LOG_VariableController()) << tr("VariableController init END");
             }
             void VariableController::finalize()
             {
                 impl->m_WorkingMutex.unlock();
             }
             void VariableController::waitForFinish()
             {
                 QMutexLocker locker{&impl->m_WorkingMutex};
             }

gui/include/Visualization/VisualizationGraphWidget.h +3 -2

             #ifndef SCIQLOP_VISUALIZATIONGRAPHWIDGET_H
             #define SCIQLOP_VISUALIZATIONGRAPHWIDGET_H
             #include "Visualization/IVisualizationWidget.h"
             #include <QLoggingCategory>
             #include <QWidget>
             #include <memory>
             #include <Common/spimpl.h>
             Q_DECLARE_LOGGING_CATEGORY(LOG_VisualizationGraphWidget)
             class QCPRange;
             class SqpDateTime;
             class Variable;
             namespace Ui {
             class VisualizationGraphWidget;
             } // namespace Ui
             class VisualizationGraphWidget : public QWidget, public IVisualizationWidget {
                 Q_OBJECT
             public:
                 explicit VisualizationGraphWidget(const QString &name = {}, QWidget *parent = 0);
                 virtual ~VisualizationGraphWidget();
                 void addVariable(std::shared_ptr<Variable> variable);
                 void addVariableUsingGraph(std::shared_ptr<Variable> variable);
                 /// Removes a variable from the graph
                 void removeVariable(std::shared_ptr<Variable> variable) noexcept;
+                /// Rescale the X axe to range parameter
+                void setRange(std::shared_ptr<Variable> variable, const SqpDateTime &range);
                 // IVisualizationWidget interface
                 void accept(IVisualizationWidgetVisitor *visitor) override;
                 bool canDrop(const Variable &variable) const override;
                 bool contains(const Variable &variable) const override;
                 QString name() const override;
-                void updateDisplay(std::shared_ptr<Variable> variable);
             signals:
                 void requestDataLoading(std::shared_ptr<Variable> variable, const SqpDateTime &dateTime);
             private:
                 Ui::VisualizationGraphWidget *ui;
                 class VisualizationGraphWidgetPrivate;
                 spimpl::unique_impl_ptr<VisualizationGraphWidgetPrivate> impl;
             private slots:
                 /// Slot called when right clicking on the graph (displays a menu)
                 void onGraphMenuRequested(const QPoint &pos) noexcept;
                 void onRangeChanged(const QCPRange &t1);
                 /// Slot called when a mouse wheel was made, to perform some processing before the zoom is done
                 void onMouseWheel(QWheelEvent *event) noexcept;
                 void onDataCacheVariableUpdated();
             };
             #endif // SCIQLOP_VISUALIZATIONGRAPHWIDGET_H

gui/include/Visualization/VisualizationWidget.h +3 0

             #ifndef SCIQLOP_VISUALIZATIONWIDGET_H
             #define SCIQLOP_VISUALIZATIONWIDGET_H
             #include "Visualization/IVisualizationWidget.h"
+            #include <Data/SqpDateTime.h>
             #include <QLoggingCategory>
             #include <QWidget>
             Q_DECLARE_LOGGING_CATEGORY(LOG_VisualizationWidget)
             class QMenu;
             class Variable;
             class VisualizationTabWidget;
             namespace Ui {
             class VisualizationWidget;
             } // namespace Ui
             class VisualizationWidget : public QWidget, public IVisualizationWidget {
                 Q_OBJECT
             public:
                 explicit VisualizationWidget(QWidget *parent = 0);
                 virtual ~VisualizationWidget();
                 // IVisualizationWidget interface
                 void accept(IVisualizationWidgetVisitor *visitor) override;
                 bool canDrop(const Variable &variable) const override;
                 bool contains(const Variable &variable) const override;
                 QString name() const override;
             public slots:
                 /**
                  * Attaches to a menu the menu relative to the visualization of variables
                  * @param menu the parent menu of the generated menu
                  * @param variables the variables for which to generate the menu
                  */
                 void attachVariableMenu(QMenu *menu,
                                         const QVector<std::shared_ptr<Variable> > &variables) noexcept;
                 /// Slot called when a variable is about to be deleted from SciQlop
                 void onVariableAboutToBeDeleted(std::shared_ptr<Variable> variable) noexcept;
+                void onRangeChanged(std::shared_ptr<Variable> variable, const SqpDateTime &range) noexcept;
             private:
                 Ui::VisualizationWidget *ui;
             };
             #endif // VISUALIZATIONWIDGET_H

gui/src/SqpApplication.cpp +5 0

             #include "SqpApplication.h"
             #include <Data/IDataProvider.h>
             #include <DataSource/DataSourceController.h>
             #include <Network/NetworkController.h>
             #include <QThread>
             #include <Time/TimeController.h>
             #include <Variable/Variable.h>
             #include <Variable/VariableController.h>
             #include <Visualization/VisualizationController.h>
             Q_LOGGING_CATEGORY(LOG_SqpApplication, "SqpApplication")
             class SqpApplication::SqpApplicationPrivate {
             public:
                 SqpApplicationPrivate()
                         : m_DataSourceController{std::make_unique<DataSourceController>()},
                           m_NetworkController{std::make_unique<NetworkController>()},
                           m_TimeController{std::make_unique<TimeController>()},
                           m_VariableController{std::make_unique<VariableController>()},
                           m_VisualizationController{std::make_unique<VisualizationController>()}
                 {
                     // /////////////////////////////// //
                     // Connections between controllers //
                     // /////////////////////////////// //
                     // VariableController <-> DataSourceController
                     connect(m_DataSourceController.get(),
                             SIGNAL(variableCreationRequested(const QString &, const QVariantHash &,
                                                              std::shared_ptr<IDataProvider>)),
                             m_VariableController.get(),
                             SLOT(createVariable(const QString &, const QVariantHash &,
                                                 std::shared_ptr<IDataProvider>)));
                     // VariableController <-> VisualizationController
                     connect(m_VariableController.get(),
                             SIGNAL(variableAboutToBeDeleted(std::shared_ptr<Variable>)),
                             m_VisualizationController.get(),
                             SIGNAL(variableAboutToBeDeleted(std::shared_ptr<Variable>)), Qt::DirectConnection);
+                    connect(m_VariableController.get(),
+                            SIGNAL(rangeChanged(std::shared_ptr<Variable>, const SqpDateTime &)),
+                            m_VisualizationController.get(),
+                            SIGNAL(rangeChanged(std::shared_ptr<Variable>, const SqpDateTime &)));
                     m_DataSourceController->moveToThread(&m_DataSourceControllerThread);
                     m_DataSourceControllerThread.setObjectName("DataSourceControllerThread");
                     m_NetworkController->moveToThread(&m_NetworkControllerThread);
                     m_NetworkControllerThread.setObjectName("NetworkControllerThread");
                     m_VariableController->moveToThread(&m_VariableControllerThread);
                     m_VariableControllerThread.setObjectName("VariableControllerThread");
                     m_VisualizationController->moveToThread(&m_VisualizationControllerThread);
                     m_VisualizationControllerThread.setObjectName("VsualizationControllerThread");
                     // Additionnal init
                     m_VariableController->setTimeController(m_TimeController.get());
                 }
                 virtual ~SqpApplicationPrivate()
                 {
                     qCInfo(LOG_SqpApplication()) << tr("SqpApplicationPrivate destruction");
                     m_DataSourceControllerThread.quit();
                     m_DataSourceControllerThread.wait();
                     m_NetworkControllerThread.quit();
                     m_NetworkControllerThread.wait();
                     m_VariableControllerThread.quit();
                     m_VariableControllerThread.wait();
                     m_VisualizationControllerThread.quit();
                     m_VisualizationControllerThread.wait();
                 }
                 std::unique_ptr<DataSourceController> m_DataSourceController;
                 std::unique_ptr<VariableController> m_VariableController;
                 std::unique_ptr<TimeController> m_TimeController;
                 std::unique_ptr<NetworkController> m_NetworkController;
                 std::unique_ptr<VisualizationController> m_VisualizationController;
                 QThread m_DataSourceControllerThread;
                 QThread m_NetworkControllerThread;
                 QThread m_VariableControllerThread;
                 QThread m_VisualizationControllerThread;
             };
             SqpApplication::SqpApplication(int &argc, char **argv)
                     : QApplication{argc, argv}, impl{spimpl::make_unique_impl<SqpApplicationPrivate>()}
             {
                 qCDebug(LOG_SqpApplication()) << tr("SqpApplication construction") << QThread::currentThread();
                 connect(&impl->m_DataSourceControllerThread, &QThread::started,
                         impl->m_DataSourceController.get(), &DataSourceController::initialize);
                 connect(&impl->m_DataSourceControllerThread, &QThread::finished,
                         impl->m_DataSourceController.get(), &DataSourceController::finalize);
                 connect(&impl->m_NetworkControllerThread, &QThread::started, impl->m_NetworkController.get(),
                         &NetworkController::initialize);
                 connect(&impl->m_NetworkControllerThread, &QThread::finished, impl->m_NetworkController.get(),
                         &NetworkController::finalize);
                 connect(&impl->m_VariableControllerThread, &QThread::started, impl->m_VariableController.get(),
                         &VariableController::initialize);
                 connect(&impl->m_VariableControllerThread, &QThread::finished, impl->m_VariableController.get(),
                         &VariableController::finalize);
                 connect(&impl->m_VisualizationControllerThread, &QThread::started,
                         impl->m_VisualizationController.get(), &VisualizationController::initialize);
                 connect(&impl->m_VisualizationControllerThread, &QThread::finished,
                         impl->m_VisualizationController.get(), &VisualizationController::finalize);
                 impl->m_DataSourceControllerThread.start();
                 impl->m_NetworkControllerThread.start();
                 impl->m_VariableControllerThread.start();
                 impl->m_VisualizationControllerThread.start();
             }
             SqpApplication::~SqpApplication()
             {
             }
             void SqpApplication::initialize()
             {
             }
             DataSourceController &SqpApplication::dataSourceController() noexcept
             {
                 return *impl->m_DataSourceController;
             }
             NetworkController &SqpApplication::networkController() noexcept
             {
                 return *impl->m_NetworkController;
             }
             TimeController &SqpApplication::timeController() noexcept
             {
                 return *impl->m_TimeController;
             }
             VariableController &SqpApplication::variableController() noexcept
             {
                 return *impl->m_VariableController;
             }
             VisualizationController &SqpApplication::visualizationController() noexcept
             {
                 return *impl->m_VisualizationController;
             }

gui/src/Visualization/VisualizationWidget.cpp +9 0

             #include "Visualization/VisualizationWidget.h"
             #include "Visualization/IVisualizationWidgetVisitor.h"
             #include "Visualization/VisualizationGraphWidget.h"
             #include "Visualization/VisualizationTabWidget.h"
             #include "Visualization/VisualizationZoneWidget.h"
             #include "Visualization/operations/GenerateVariableMenuOperation.h"
             #include "Visualization/operations/RemoveVariableOperation.h"
+            #include "Visualization/operations/RescaleAxeOperation.h"
             #include "Visualization/qcustomplot.h"
             #include "ui_VisualizationWidget.h"
             #include <QToolButton>
             Q_LOGGING_CATEGORY(LOG_VisualizationWidget, "VisualizationWidget")
             VisualizationWidget::VisualizationWidget(QWidget *parent)
                     : QWidget{parent}, ui{new Ui::VisualizationWidget}
             {
                 ui->setupUi(this);
                 auto addTabViewButton = new QToolButton{ui->tabWidget};
                 addTabViewButton->setText(tr("Add View"));
                 addTabViewButton->setCursor(Qt::ArrowCursor);
                 ui->tabWidget->setCornerWidget(addTabViewButton, Qt::TopRightCorner);
                 auto enableMinimumCornerWidgetSize = [this](bool enable) {
                     auto tabViewCornerWidget = ui->tabWidget->cornerWidget();
                     auto width = enable ? tabViewCornerWidget->width() : 0;
                     auto height = enable ? tabViewCornerWidget->height() : 0;
                     tabViewCornerWidget->setMinimumHeight(height);
                     tabViewCornerWidget->setMinimumWidth(width);
                     ui->tabWidget->setMinimumHeight(height);
                     ui->tabWidget->setMinimumWidth(width);
                 };
                 auto addTabView = [this, enableMinimumCornerWidgetSize]() {
                     auto widget = new VisualizationTabWidget{QString{"View %1"}.arg(ui->tabWidget->count() + 1),
                                                              ui->tabWidget};
                     auto index = ui->tabWidget->addTab(widget, widget->name());
                     if (ui->tabWidget->count() > 0) {
                         enableMinimumCornerWidgetSize(false);
                     }
                     qCInfo(LOG_VisualizationWidget()) << tr("add the tab of index %1").arg(index);
                 };
                 auto removeTabView = [this, enableMinimumCornerWidgetSize](int index) {
                     if (ui->tabWidget->count() == 1) {
                         enableMinimumCornerWidgetSize(true);
                     }
                     // Removes widget from tab and closes it
                     auto widget = ui->tabWidget->widget(index);
                     ui->tabWidget->removeTab(index);
                     if (widget) {
                         widget->close();
                     }
                     qCInfo(LOG_VisualizationWidget()) << tr("remove the tab of index %1").arg(index);
                 };
                 ui->tabWidget->setTabsClosable(true);
                 connect(addTabViewButton, &QToolButton::clicked, addTabView);
                 connect(ui->tabWidget, &QTabWidget::tabCloseRequested, removeTabView);
                 // Adds default tab
                 addTabView();
             }
             VisualizationWidget::~VisualizationWidget()
             {
                 delete ui;
             }
             void VisualizationWidget::accept(IVisualizationWidgetVisitor *visitor)
             {
                 if (visitor) {
                     visitor->visitEnter(this);
                     // Apply visitor for tab children
                     for (auto i = 0; i < ui->tabWidget->count(); ++i) {
                         // Widgets different from tabs are not visited (no action)
                         if (auto visualizationTabWidget
                             = dynamic_cast<VisualizationTabWidget *>(ui->tabWidget->widget(i))) {
                             visualizationTabWidget->accept(visitor);
                         }
                     }
                     visitor->visitLeave(this);
                 }
                 else {
                     qCCritical(LOG_VisualizationWidget()) << tr("Can't visit widget : the visitor is null");
                 }
             }
             bool VisualizationWidget::canDrop(const Variable &variable) const
             {
                 // The main widget can never accomodate a variable
                 Q_UNUSED(variable);
                 return false;
             }
             bool VisualizationWidget::contains(const Variable &variable) const
             {
                 Q_UNUSED(variable);
                 return false;
             }
             QString VisualizationWidget::name() const
             {
                 return QStringLiteral("MainView");
             }
             void VisualizationWidget::attachVariableMenu(
                 QMenu *menu, const QVector<std::shared_ptr<Variable> > &variables) noexcept
             {
                 // Menu is generated only if there is a single variable
                 if (variables.size() == 1) {
                     if (auto variable = variables.first()) {
                         // Generates the actions that make it possible to visualize the variable
                         auto generateVariableMenuOperation = GenerateVariableMenuOperation{menu, variable};
                         accept(&generateVariableMenuOperation);
                     }
                     else {
                         qCCritical(LOG_VisualizationWidget()) << tr(
                             "Can't generate the menu relative to the visualization: the variable is null");
                     }
                 }
                 else {
                     qCDebug(LOG_VisualizationWidget())
                         << tr("No generation of the menu related to the visualization: several variables are "
                               "selected");
                 }
             }
             void VisualizationWidget::onVariableAboutToBeDeleted(std::shared_ptr<Variable> variable) noexcept
             {
                 // Calls the operation of removing all references to the variable in the visualization
                 auto removeVariableOperation = RemoveVariableOperation{variable};
                 accept(&removeVariableOperation);
             }
+            void VisualizationWidget::onRangeChanged(std::shared_ptr<Variable> variable,
+                                                     const SqpDateTime &range) noexcept
+            {
+                // Calls the operation of removing all references to the variable in the visualization
+                auto rescaleVariableOperation = RescaleAxeOperation{variable, range};
+                accept(&rescaleVariableOperation);
+            }

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