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// Copyright (C) 2021 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0+ OR GPL-3.0 WITH Qt-GPL-exception-1.0
#include <QApplication>
#include <QQuickView>
#include <QQmlContext>
#include <QQmlEngine>
#include <tracing/timelinerenderer.h>
#include <tracing/timelineoverviewrenderer.h>
#include <tracing/timelinemodelaggregator.h>
#include <tracing/timelinetheme.h>
#include <tracing/timelineformattime.h>
#include <tracing/timelinezoomcontrol.h>
#include "../common/themeselector.h"
using namespace Timeline;
static const qint64 oneMs = 1000 * 1000; // in nanoseconds
class DummyModel : public Timeline::TimelineModel
{
public:
DummyModel(TimelineModelAggregator *parent)
: TimelineModel(parent)
{
setDisplayName("Dummy Category");
setCollapsedRowCount(1);
setExpandedRowCount(3);
setTooltip("This is a tool tip"); // Tooltip on the title on the left
setCategoryColor(Qt::yellow);
}
QRgb color(int index) const override
{
return QColor::fromHsl(index * 20, 96, 128).rgb(); // Red to green
}
// Called when a range gets selected, requests index of row which a range belongs to
int expandedRow(int index) const override
{
return selectionId(index) % expandedRowCount(); // Distribute selections among rows
}
// Called when the category gets expanded
QVariantList labels() const override
{
QVariantList result;
QVariantMap element;
element.insert(QLatin1String("description"), QVariant("Dummy sub category 1"));
element.insert(QLatin1String("id"), 0);
result << element;
element.clear();
element.insert(QLatin1String("description"), QVariant("Dummy sub category 2"));
element.insert(QLatin1String("id"), 1);
result << element;
return result;
}
// Called when a range (or track) is selected
QVariantMap details(int index) const override
{
QVariantMap result;
result.insert(QLatin1String("displayName"),
QString::fromLatin1("Details for range %1").arg(index));
result.insert(QLatin1String("Foo A"), QString::fromLatin1("Bar %1a").arg(index));
result.insert(QLatin1String("Foo B"), QString::fromLatin1("Bar %1b").arg(index));
return result;
}
float relativeHeight(int index) const override
{
return 1.0 - (index / 10.0); // Shrink over time
}
void populateData()
{
// One region per selection
insert(oneMs * 20, oneMs * 20, 0);
insert(oneMs * 100, oneMs * 30, 1);
// Two regions in the same selection
insert(oneMs * 40, oneMs * 20, 2);
insert(oneMs * 120, oneMs * 30, 2);
// Three regions in the same selection
insert(oneMs * 60, oneMs * 30, 3);
insert(oneMs * 140, oneMs * 20, 3);
insert(oneMs * 170, oneMs * 20, 3);
emit contentChanged();
}
};
class TraceView : public QQuickView
{
public:
TraceView(QWindow *parent = 0)
: QQuickView(parent)
{
setResizeMode(QQuickView::SizeRootObjectToView);
engine()->addImportPath(":/qt/qml/");
TimelineTheme::setupTheme(engine());
m_modelAggregator = new TimelineModelAggregator(this);
m_model = new DummyModel(m_modelAggregator);
m_model->populateData();
m_modelAggregator->setModels({QVariant::fromValue(m_model)});
rootContext()->setContextProperty(QLatin1String("timelineModelAggregator"),
m_modelAggregator);
m_zoomControl = new TimelineZoomControl(this);
m_zoomControl->setTrace(0, oneMs * 1000); // Total timeline length
rootContext()->setContextProperty("zoomControl", m_zoomControl);
setSource(QUrl(QLatin1String("qrc:/qt/qml/QtCreator/Tracing/MainView.qml")));
// Zoom onto first timeline third. Needs to be done after loading setSource.
m_zoomControl->setRange(0, oneMs * 1000 / 3.0);
}
~TraceView() override = default;
DummyModel *m_model;
TimelineModelAggregator *m_modelAggregator;
TimelineZoomControl *m_zoomControl;
};
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
ManualTest::ThemeSelector::setTheme(":/themes/flat.creatortheme");
auto view = new TraceView;
view->resize(700, 300);
view->show();
return app.exec();
}
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