Add flamegraph view

Change-Id: I001053b63d27adcbbdfd95abb2b45f5f5fa05447 Reviewed-by: Joerg Bornemann <joerg.bornemann@theqtcompany.com>
2015-12-11 11:09:29 +01:00
parent b85598ecd3
commit 4e29a946c7
12 changed files with 779 additions and 1 deletions
--- a/plugins/qmlprofiler/flamegraphview.cpp
+++ b/plugins/qmlprofiler/flamegraphview.cpp
@@ -0,0 +1,109 @@
+/****************************************************************************
+**
+** Copyright (C) 2015 The Qt Company Ltd
+** All rights reserved.
+** For any questions to The Qt Company, please use contact form at http://www.qt.io/contact-us
+**
+** This file is part of the Qt Enterprise Qt Quick Profiler Add-on.
+**
+** Licensees holding valid Qt Enterprise licenses may use this file in
+** accordance with the Qt Enterprise License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company.
+**
+** If you have questions regarding the use of this file, please use
+** contact form at http://www.qt.io/contact-us
+**
+****************************************************************************/
+
+#include "flamegraphview.h"
+#include "flamegraph.h"
+
+#include <qmlprofiler/qmlprofilerconstants.h>
+#include <qmlprofiler/qmlprofilertool.h>
+
+#include <QQmlContext>
+#include <QVBoxLayout>
+#include <QMenu>
+
+namespace QmlProfilerExtension {
+namespace Internal {
+
+FlameGraphView::FlameGraphView(QWidget *parent, QmlProfiler::QmlProfilerModelManager *manager) :
+    QmlProfilerEventsView(parent), m_content(new QQuickWidget(this)),
+    m_model(new FlameGraphModel(manager, this)), m_isRestrictedToRange(false)
+{
+    setWindowTitle(QStringLiteral("Flamegraph"));
+    setObjectName(QStringLiteral("QmlProfilerFlamegraph"));
+
+    qmlRegisterType<FlameGraph>("FlameGraph", 1, 0, "FlameGraph");
+    qmlRegisterUncreatableType<FlameGraphModel>("FlameGraphModel", 1, 0, "FlameGraphModel",
+                                                QLatin1String("use the context property"));
+
+    m_content->rootContext()->setContextProperty(QStringLiteral("flameGraphModel"), m_model);
+    m_content->setSource(QUrl(QStringLiteral("qrc:/FlameGraphView.qml")));
+    m_content->setClearColor(QColor(0xdc, 0xdc, 0xdc));
+
+    m_content->setResizeMode(QQuickWidget::SizeRootObjectToView);
+    m_content->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
+    QLayout *layout = new QVBoxLayout(this);
+    layout->setContentsMargins(0, 0, 0, 0);
+    layout->setSpacing(0);
+    layout->addWidget(m_content);
+    setLayout(layout);
+
+    connect(m_content->rootObject(), SIGNAL(typeSelected(int)),
+            this, SIGNAL(typeSelected(int)));
+    connect(m_content->rootObject(), SIGNAL(gotoSourceLocation(QString,int,int)),
+            this, SIGNAL(gotoSourceLocation(QString,int,int)));
+}
+
+void FlameGraphView::clear()
+{
+}
+
+void FlameGraphView::restrictToRange(qint64 rangeStart, qint64 rangeEnd)
+{
+    m_isRestrictedToRange = (rangeStart != -1 || rangeEnd != -1);
+    m_model->loadData(rangeStart, rangeEnd);
+}
+
+bool FlameGraphView::isRestrictedToRange() const
+{
+    return m_isRestrictedToRange;
+}
+
+void FlameGraphView::selectByTypeId(int typeIndex)
+{
+    m_content->rootObject()->setProperty("selectedTypeId", typeIndex);
+}
+
+void FlameGraphView::onVisibleFeaturesChanged(quint64 features)
+{
+    int rangeTypeMask;
+    for (int rangeType = 0; rangeType < QmlDebug::MaximumRangeType; ++rangeType) {
+        if (features & (1 << QmlDebug::featureFromRangeType(QmlDebug::RangeType(rangeType))))
+            rangeTypeMask |= (1 << rangeType);
+    }
+    m_content->rootObject()->setProperty("visibleRangeTypes", rangeTypeMask);
+}
+
+void FlameGraphView::contextMenuEvent(QContextMenuEvent *ev)
+{
+    QMenu menu;
+    QAction *getGlobalStatsAction = 0;
+
+    QPoint position = ev->globalPos();
+
+    menu.addActions(QmlProfiler::QmlProfilerTool::profilerContextMenuActions());
+    menu.addSeparator();
+    getGlobalStatsAction = menu.addAction(tr("Show Full Range"));
+    if (!isRestrictedToRange())
+        getGlobalStatsAction->setEnabled(false);
+
+    if (menu.exec(position) == getGlobalStatsAction)
+        emit showFullRange();
+}
+
+}
+}