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/****************************************************************************
**
** Copyright (C) 2018 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#pragma once
#include "perfprofilertracemanager.h"
#include "perfresourcecounter.h"
#include <QAbstractItemModel>
#include <QScopedPointer>
namespace PerfProfiler {
namespace Internal {
struct PerfProfilerFlameGraphData;
class PerfProfilerFlameGraphModel : public QAbstractItemModel
{
Q_OBJECT
Q_DISABLE_COPY(PerfProfilerFlameGraphModel);
Q_ENUMS(Role)
public:
PerfProfilerFlameGraphModel(PerfProfilerFlameGraphModel &&) = delete;
PerfProfilerFlameGraphModel &operator=(PerfProfilerFlameGraphModel &&) = delete;
enum Role {
TypeIdRole = Qt::UserRole + 1, // Sort by data, not by displayed string
DisplayNameRole,
SamplesRole,
FunctionRole,
SourceFileRole,
LineRole,
ElfFileRole,
ObservedResourceAllocationsRole,
LostResourceRequestsRole,
ResourceAllocationsRole,
ObservedResourceReleasesRole,
GuessedResourceReleasesRole,
ResourceReleasesRole,
ResourcePeakRole,
MaxRole
};
struct Data {
Data *parent = nullptr;
int typeId = -1;
uint samples = 0;
uint lastResourceChangeId = 0;
uint observedResourceAllocations = 0;
uint lostResourceRequests = 0;
uint observedResourceReleases = 0;
uint guessedResourceReleases = 0;
qint64 resourceUsage = 0;
qint64 resourcePeak = 0;
std::vector<std::unique_ptr<Data>> children;
};
PerfProfilerFlameGraphModel(PerfProfilerTraceManager *manager);
~PerfProfilerFlameGraphModel() override;
QModelIndex index(int row, int column, const QModelIndex &parent) const override;
QModelIndex parent(const QModelIndex &child) const override;
int rowCount(const QModelIndex &parent) const override;
int columnCount(const QModelIndex &parent) const override;
QVariant data(const QModelIndex &index, int role) const override;
void initialize();
void finalize(PerfProfilerFlameGraphData *data);
void clear(PerfProfilerFlameGraphData *data);
signals:
void gotoSourceLocation(QString file, int line, int column);
private:
QScopedPointer<Data> m_stackBottom;
QScopedPointer<PerfProfilerFlameGraphData> m_offlineData;
};
} // namespace Internal
} // namespace PerfProfiler
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