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// Copyright (C) 2018 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0+ OR GPL-3.0 WITH Qt-GPL-exception-1.0
#pragma once
#include "perfprofilertracemanager.h"
#include <tracing/timelinetracefile.h>
#include <QDataStream>
#include <QObject>
#include <QPointer>
namespace PerfProfiler {
namespace Internal {
class PerfProfilerTraceFile : public Timeline::TimelineTraceFile
{
Q_OBJECT
public:
explicit PerfProfilerTraceFile(QObject *parent = nullptr);
void load(QIODevice *device) override;
void save(QIODevice *device) override;
signals:
void messagesAvailable(const QByteArray &buffer);
void blockAvailable(const QByteArray &buffer);
protected:
void clear();
void setDevice(QIODevice *device) { m_device = device; }
void readFromDevice();
void writeToDevice();
void readBlock(const QByteArray &block);
void readMessages(const QByteArray &buffer);
bool updateProgress(int progress);
PerfProfilerTraceManager *manager()
{
return static_cast<PerfProfilerTraceManager *>(traceManager());
}
virtual qint64 adjustTimestamp(qint64 timestamp);
virtual bool acceptsSamples() const;
QPointer<QIODevice> m_device;
quint32 m_messageSize;
qint32 m_dataStreamVersion;
bool m_compressed;
};
} // namespace Internal
} // namespace PerfProfiler
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