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Updates AMDA provider to handle different server URLs...
Updates AMDA provider to handle different server URLs Retrieves product's attribute (if it exists) that indicates the server to use to get its data, and generates correct URL according to it

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VisualizationGraphWidget.cpp
402 lines | 13.9 KiB | text/x-c | CppLexer
/ gui / src / Visualization / VisualizationGraphWidget.cpp
#include "Visualization/VisualizationGraphWidget.h"
#include "Visualization/IVisualizationWidgetVisitor.h"
#include "Visualization/VisualizationDefs.h"
#include "Visualization/VisualizationGraphHelper.h"
#include "Visualization/VisualizationGraphRenderingDelegate.h"
#include "Visualization/VisualizationZoneWidget.h"
#include "ui_VisualizationGraphWidget.h"
#include <Common/MimeTypesDef.h>
#include <Data/ArrayData.h>
#include <Data/IDataSeries.h>
#include <DragAndDrop/DragDropHelper.h>
#include <Settings/SqpSettingsDefs.h>
#include <SqpApplication.h>
#include <Time/TimeController.h>
#include <Variable/Variable.h>
#include <Variable/VariableController.h>
#include <unordered_map>
Q_LOGGING_CATEGORY(LOG_VisualizationGraphWidget, "VisualizationGraphWidget")
namespace {
/// Key pressed to enable zoom on horizontal axis
const auto HORIZONTAL_ZOOM_MODIFIER = Qt::NoModifier;
/// Key pressed to enable zoom on vertical axis
const auto VERTICAL_ZOOM_MODIFIER = Qt::ControlModifier;
} // namespace
struct VisualizationGraphWidget::VisualizationGraphWidgetPrivate {
explicit VisualizationGraphWidgetPrivate(const QString &name)
: m_Name{name},
m_DoAcquisition{true},
m_IsCalibration{false},
m_RenderingDelegate{nullptr}
{
}
QString m_Name;
// 1 variable -> n qcpplot
std::map<std::shared_ptr<Variable>, PlottablesMap> m_VariableToPlotMultiMap;
bool m_DoAcquisition;
bool m_IsCalibration;
/// Delegate used to attach rendering features to the plot
std::unique_ptr<VisualizationGraphRenderingDelegate> m_RenderingDelegate;
};
VisualizationGraphWidget::VisualizationGraphWidget(const QString &name, QWidget *parent)
: VisualizationDragWidget{parent},
ui{new Ui::VisualizationGraphWidget},
impl{spimpl::make_unique_impl<VisualizationGraphWidgetPrivate>(name)}
{
ui->setupUi(this);
// 'Close' options : widget is deleted when closed
setAttribute(Qt::WA_DeleteOnClose);
// Set qcpplot properties :
// - Drag (on x-axis) and zoom are enabled
// - Mouse wheel on qcpplot is intercepted to determine the zoom orientation
ui->widget->setInteractions(QCP::iRangeDrag | QCP::iRangeZoom | QCP::iSelectItems);
ui->widget->axisRect()->setRangeDrag(Qt::Horizontal);
// The delegate must be initialized after the ui as it uses the plot
impl->m_RenderingDelegate = std::make_unique<VisualizationGraphRenderingDelegate>(*this);
connect(ui->widget, &QCustomPlot::mousePress, this, &VisualizationGraphWidget::onMousePress);
connect(ui->widget, &QCustomPlot::mouseRelease, this,
&VisualizationGraphWidget::onMouseRelease);
connect(ui->widget, &QCustomPlot::mouseMove, this, &VisualizationGraphWidget::onMouseMove);
connect(ui->widget, &QCustomPlot::mouseWheel, this, &VisualizationGraphWidget::onMouseWheel);
connect(ui->widget->xAxis, static_cast<void (QCPAxis::*)(const QCPRange &, const QCPRange &)>(
&QCPAxis::rangeChanged),
this, &VisualizationGraphWidget::onRangeChanged, Qt::DirectConnection);
// Activates menu when right clicking on the graph
ui->widget->setContextMenuPolicy(Qt::CustomContextMenu);
connect(ui->widget, &QCustomPlot::customContextMenuRequested, this,
&VisualizationGraphWidget::onGraphMenuRequested);
connect(this, &VisualizationGraphWidget::requestDataLoading, &sqpApp->variableController(),
&VariableController::onRequestDataLoading);
connect(&sqpApp->variableController(), &VariableController::updateVarDisplaying, this,
&VisualizationGraphWidget::onUpdateVarDisplaying);
}
VisualizationGraphWidget::~VisualizationGraphWidget()
{
delete ui;
}
VisualizationZoneWidget *VisualizationGraphWidget::parentZoneWidget() const noexcept
{
auto parent = parentWidget();
while (parent != nullptr && !qobject_cast<VisualizationZoneWidget *>(parent)) {
parent = parent->parentWidget();
}
return qobject_cast<VisualizationZoneWidget *>(parent);
}
void VisualizationGraphWidget::enableAcquisition(bool enable)
{
impl->m_DoAcquisition = enable;
}
void VisualizationGraphWidget::addVariable(std::shared_ptr<Variable> variable, SqpRange range)
{
// Uses delegate to create the qcpplot components according to the variable
auto createdPlottables = VisualizationGraphHelper::create(variable, *ui->widget);
if (auto dataSeries = variable->dataSeries()) {
// Set axes properties according to the units of the data series
impl->m_RenderingDelegate->setAxesProperties(dataSeries);
// Sets rendering properties for the new plottables
// Warning: this method must be called after setAxesProperties(), as it can access to some
// axes properties that have to be initialized
impl->m_RenderingDelegate->setPlottablesProperties(dataSeries, createdPlottables);
}
impl->m_VariableToPlotMultiMap.insert({variable, std::move(createdPlottables)});
connect(variable.get(), SIGNAL(updated()), this, SLOT(onDataCacheVariableUpdated()));
this->enableAcquisition(false);
this->setGraphRange(range);
this->enableAcquisition(true);
emit requestDataLoading(QVector<std::shared_ptr<Variable> >() << variable, range, false);
emit variableAdded(variable);
}
void VisualizationGraphWidget::removeVariable(std::shared_ptr<Variable> variable) noexcept
{
// Each component associated to the variable :
// - is removed from qcpplot (which deletes it)
// - is no longer referenced in the map
auto variableIt = impl->m_VariableToPlotMultiMap.find(variable);
if (variableIt != impl->m_VariableToPlotMultiMap.cend()) {
emit variableAboutToBeRemoved(variable);
auto &plottablesMap = variableIt->second;
for (auto plottableIt = plottablesMap.cbegin(), plottableEnd = plottablesMap.cend();
plottableIt != plottableEnd;) {
ui->widget->removePlottable(plottableIt->second);
plottableIt = plottablesMap.erase(plottableIt);
}
impl->m_VariableToPlotMultiMap.erase(variableIt);
}
// Updates graph
ui->widget->replot();
}
QList<std::shared_ptr<Variable> > VisualizationGraphWidget::variables() const
{
auto variables = QList<std::shared_ptr<Variable> >{};
for (auto it = std::cbegin(impl->m_VariableToPlotMultiMap);
it != std::cend(impl->m_VariableToPlotMultiMap); ++it) {
variables << it->first;
}
return variables;
}
void VisualizationGraphWidget::setYRange(std::shared_ptr<Variable> variable)
{
if (!variable) {
qCCritical(LOG_VisualizationGraphWidget()) << "Can't set y-axis range: variable is null";
return;
}
VisualizationGraphHelper::setYAxisRange(variable, *ui->widget);
}
SqpRange VisualizationGraphWidget::graphRange() const noexcept
{
auto graphRange = ui->widget->xAxis->range();
return SqpRange{graphRange.lower, graphRange.upper};
}
void VisualizationGraphWidget::setGraphRange(const SqpRange &range)
{
qCDebug(LOG_VisualizationGraphWidget()) << tr("VisualizationGraphWidget::setGraphRange START");
ui->widget->xAxis->setRange(range.m_TStart, range.m_TEnd);
ui->widget->replot();
qCDebug(LOG_VisualizationGraphWidget()) << tr("VisualizationGraphWidget::setGraphRange END");
}
void VisualizationGraphWidget::accept(IVisualizationWidgetVisitor *visitor)
{
if (visitor) {
visitor->visit(this);
}
else {
qCCritical(LOG_VisualizationGraphWidget())
<< tr("Can't visit widget : the visitor is null");
}
}
bool VisualizationGraphWidget::canDrop(const Variable &variable) const
{
/// @todo : for the moment, a graph can always accomodate a variable
Q_UNUSED(variable);
return true;
}
bool VisualizationGraphWidget::contains(const Variable &variable) const
{
// Finds the variable among the keys of the map
auto variablePtr = &variable;
auto findVariable
= [variablePtr](const auto &entry) { return variablePtr == entry.first.get(); };
auto end = impl->m_VariableToPlotMultiMap.cend();
auto it = std::find_if(impl->m_VariableToPlotMultiMap.cbegin(), end, findVariable);
return it != end;
}
QString VisualizationGraphWidget::name() const
{
return impl->m_Name;
}
QMimeData *VisualizationGraphWidget::mimeData() const
{
auto mimeData = new QMimeData;
mimeData->setData(MIME_TYPE_GRAPH, QByteArray{});
auto timeRangeData = TimeController::mimeDataForTimeRange(graphRange());
mimeData->setData(MIME_TYPE_TIME_RANGE, timeRangeData);
return mimeData;
}
bool VisualizationGraphWidget::isDragAllowed() const
{
return true;
}
void VisualizationGraphWidget::highlightForMerge(bool highlighted)
{
if (highlighted) {
plot().setBackground(QBrush(QColor("#BBD5EE")));
}
else {
plot().setBackground(QBrush(Qt::white));
}
plot().update();
}
void VisualizationGraphWidget::closeEvent(QCloseEvent *event)
{
Q_UNUSED(event);
// Prevents that all variables will be removed from graph when it will be closed
for (auto &variableEntry : impl->m_VariableToPlotMultiMap) {
emit variableAboutToBeRemoved(variableEntry.first);
}
}
void VisualizationGraphWidget::enterEvent(QEvent *event)
{
Q_UNUSED(event);
impl->m_RenderingDelegate->showGraphOverlay(true);
}
void VisualizationGraphWidget::leaveEvent(QEvent *event)
{
Q_UNUSED(event);
impl->m_RenderingDelegate->showGraphOverlay(false);
}
QCustomPlot &VisualizationGraphWidget::plot() noexcept
{
return *ui->widget;
}
void VisualizationGraphWidget::onGraphMenuRequested(const QPoint &pos) noexcept
{
QMenu graphMenu{};
// Iterates on variables (unique keys)
for (auto it = impl->m_VariableToPlotMultiMap.cbegin(),
end = impl->m_VariableToPlotMultiMap.cend();
it != end; it = impl->m_VariableToPlotMultiMap.upper_bound(it->first)) {
// 'Remove variable' action
graphMenu.addAction(tr("Remove variable %1").arg(it->first->name()),
[ this, var = it->first ]() { removeVariable(var); });
}
if (!graphMenu.isEmpty()) {
graphMenu.exec(QCursor::pos());
}
}
void VisualizationGraphWidget::onRangeChanged(const QCPRange &t1, const QCPRange &t2)
{
qCDebug(LOG_VisualizationGraphWidget()) << tr("TORM: VisualizationGraphWidget::onRangeChanged")
<< QThread::currentThread()->objectName() << "DoAcqui"
<< impl->m_DoAcquisition;
auto graphRange = SqpRange{t1.lower, t1.upper};
auto oldGraphRange = SqpRange{t2.lower, t2.upper};
if (impl->m_DoAcquisition) {
QVector<std::shared_ptr<Variable> > variableUnderGraphVector;
for (auto it = impl->m_VariableToPlotMultiMap.begin(),
end = impl->m_VariableToPlotMultiMap.end();
it != end; it = impl->m_VariableToPlotMultiMap.upper_bound(it->first)) {
variableUnderGraphVector.push_back(it->first);
}
emit requestDataLoading(std::move(variableUnderGraphVector), graphRange,
!impl->m_IsCalibration);
if (!impl->m_IsCalibration) {
qCDebug(LOG_VisualizationGraphWidget())
<< tr("TORM: VisualizationGraphWidget::Synchronize notify !!")
<< QThread::currentThread()->objectName() << graphRange << oldGraphRange;
emit synchronize(graphRange, oldGraphRange);
}
}
}
void VisualizationGraphWidget::onMouseMove(QMouseEvent *event) noexcept
{
// Handles plot rendering when mouse is moving
impl->m_RenderingDelegate->onMouseMove(event);
VisualizationDragWidget::mouseMoveEvent(event);
}
void VisualizationGraphWidget::onMouseWheel(QWheelEvent *event) noexcept
{
auto zoomOrientations = QFlags<Qt::Orientation>{};
// Lambda that enables a zoom orientation if the key modifier related to this orientation
// has
// been pressed
auto enableOrientation
= [&zoomOrientations, event](const auto &orientation, const auto &modifier) {
auto orientationEnabled = event->modifiers().testFlag(modifier);
zoomOrientations.setFlag(orientation, orientationEnabled);
};
enableOrientation(Qt::Vertical, VERTICAL_ZOOM_MODIFIER);
enableOrientation(Qt::Horizontal, HORIZONTAL_ZOOM_MODIFIER);
ui->widget->axisRect()->setRangeZoom(zoomOrientations);
}
void VisualizationGraphWidget::onMousePress(QMouseEvent *event) noexcept
{
impl->m_IsCalibration = event->modifiers().testFlag(Qt::ControlModifier);
plot().setInteraction(QCP::iRangeDrag, !event->modifiers().testFlag(Qt::AltModifier));
VisualizationDragWidget::mousePressEvent(event);
}
void VisualizationGraphWidget::onMouseRelease(QMouseEvent *event) noexcept
{
impl->m_IsCalibration = false;
}
void VisualizationGraphWidget::onDataCacheVariableUpdated()
{
auto graphRange = ui->widget->xAxis->range();
auto dateTime = SqpRange{graphRange.lower, graphRange.upper};
for (auto &variableEntry : impl->m_VariableToPlotMultiMap) {
auto variable = variableEntry.first;
qCDebug(LOG_VisualizationGraphWidget())
<< "TORM: VisualizationGraphWidget::onDataCacheVariableUpdated S" << variable->range();
qCDebug(LOG_VisualizationGraphWidget())
<< "TORM: VisualizationGraphWidget::onDataCacheVariableUpdated E" << dateTime;
if (dateTime.contains(variable->range()) || dateTime.intersect(variable->range())) {
VisualizationGraphHelper::updateData(variableEntry.second, variable->dataSeries(),
variable->range());
}
}
}
void VisualizationGraphWidget::onUpdateVarDisplaying(std::shared_ptr<Variable> variable,
const SqpRange &range)
{
auto it = impl->m_VariableToPlotMultiMap.find(variable);
if (it != impl->m_VariableToPlotMultiMap.end()) {
VisualizationGraphHelper::updateData(it->second, variable->dataSeries(), range);
}
}