Linecharts.cc 3.87 KB
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#include <QShowEvent>

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#include "Linecharts.h"
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#include "UASManager.h"
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#include "MainWindow.h"

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Linecharts::Linecharts(QWidget *parent) :
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    QStackedWidget(parent),
    plots(),
    active(true)
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{
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    this->setVisible(false);
    // Get current MAV list
    QList<UASInterface*> systems = UASManager::instance()->getUASList();
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    // Add each of them
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    foreach (UASInterface* sys, systems) {
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        addSystem(sys);
    }
    connect(UASManager::instance(), SIGNAL(UASCreated(UASInterface*)),
            this, SLOT(addSystem(UASInterface*)));
    connect(UASManager::instance(), SIGNAL(activeUASSet(int)),
            this, SLOT(selectSystem(int)));
    connect(this, SIGNAL(logfileWritten(QString)),
            MainWindow::instance(), SLOT(loadDataView(QString)));
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}

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void Linecharts::showEvent(QShowEvent* event)
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{
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    // React only to internal (pre-display)
    // events
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    Q_UNUSED(event)
    QWidget* prevWidget = currentWidget();
    if (prevWidget)
    {
        LinechartWidget* chart = dynamic_cast<LinechartWidget*>(prevWidget);
        if (chart) {
            this->active = true;
            chart->setActive(true);
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        }
    }
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    QWidget::showEvent(event);
    emit visibilityChanged(true);
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}

void Linecharts::hideEvent(QHideEvent* event)
{
    // React only to internal (pre-display)
    // events
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    Q_UNUSED(event)
    QWidget* prevWidget = currentWidget();
    if (prevWidget) {
        LinechartWidget* chart = dynamic_cast<LinechartWidget*>(prevWidget);
        if (chart) {
            this->active = false;
            chart->setActive(false);
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        }
    }
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    QWidget::hideEvent(event);
    emit visibilityChanged(false);
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}

void Linecharts::selectSystem(int systemid)
{
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	Q_UNUSED(systemid);
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//    QWidget* prevWidget = currentWidget();
//    if (prevWidget)
//    {
//        LinechartWidget* chart = dynamic_cast<LinechartWidget*>(prevWidget);
//        if (chart)
//        {
//            chart->setActive(false);
//            chart->setActiveSystem(systemid);
//        }
//    }
//    QWidget* widget = plots.value(systemid, NULL);
//    if (widget)
//    {
//        setCurrentWidget(widget);
//        LinechartWidget* chart = dynamic_cast<LinechartWidget*>(widget);
//        if (chart)
//        {
//            chart->setActive(true);
//            chart->setActiveSystem(systemid);
//        }
//    }
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}

void Linecharts::addSystem(UASInterface* uas)
{
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    // FIXME Add removeSystem() call

    // Compatibility hack
    int uasid = 0; /*uas->getUASID()*/
    if (!plots.contains(uasid))
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    {
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        LinechartWidget* widget = new LinechartWidget(uasid, this);
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        addWidget(widget);
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        plots.insert(uasid, widget);
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		// Connect valueChanged signals
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        connect(uas, SIGNAL(valueChanged(int,QString,QString,QVariant,quint64)), widget, SLOT(appendData(int,QString,QString,QVariant,quint64)));
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        connect(widget, SIGNAL(logfileWritten(QString)), this, SIGNAL(logfileWritten(QString)));
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        // Set system active if this is the only system
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//        if (active)
//        {
//            if (plots.size() == 1)
//            {
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                // FIXME XXX HACK
                // Connect generic sources
                for (int i = 0; i < genericSources.count(); ++i)
                {
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                    connect(genericSources[i], SIGNAL(valueChanged(int,QString,QString,QVariant,quint64)), plots.values().first(), SLOT(appendData(int,QString,QString,QVariant,quint64)));
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                }
                // Select system
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                widget->setActive(true);
                //widget->selectActiveSystem(0);
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            }
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//        }
//    }
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}
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void Linecharts::addSource(QObject* obj)
{
    genericSources.append(obj);
    // FIXME XXX HACK
    if (plots.size() > 0)
    {
        // Connect generic source
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        connect(obj, SIGNAL(valueChanged(int,QString,QString,QVariant,quint64)), plots.values().first(), SLOT(appendData(int,QString,QString,QVariant,quint64)));
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    }
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}