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// Copyright (C) 2018 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#pragma once
#include "perfprofilertracemanager.h"
#include <QAbstractItemModel>
#include <QtQml/qqml.h>
namespace PerfProfiler::Internal {
class PerfProfilerFlameGraphData;
class PerfProfilerFlameGraphModel : public QAbstractItemModel
{
Q_OBJECT
QML_ELEMENT
QML_UNCREATABLE("use the context property")
Q_DISABLE_COPY_MOVE(PerfProfilerFlameGraphModel);
public:
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
};
Q_ENUM(Role)
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:
std::unique_ptr<Data> m_stackBottom;
std::unique_ptr<PerfProfilerFlameGraphData> m_offlineData;
};
} // namespace PerfProfiler::Internal
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