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/****************************************************************************
**
** Copyright (C) 2019 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Virtual Keyboard module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL$
** 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 or (at your option) any later version
** approved by the KDE Free Qt Foundation. The licenses are as published by
** the Free Software Foundation and appearing in the file LICENSE.GPL3
** 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.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef MEMORYMONITOR_H
#define MEMORYMONITOR_H
#include <QtCharts/QChart>
#include <QtCore/QTimer>
QT_CHARTS_BEGIN_NAMESPACE
class QSplineSeries;
class QValueAxis;
QT_CHARTS_END_NAMESPACE
QT_CHARTS_USE_NAMESPACE
class QMainWindow;
class MemoryMonitor : public QChart
{
Q_OBJECT
public:
explicit MemoryMonitor(QMainWindow &window, QGraphicsItem *parent = nullptr, Qt::WindowFlags wFlags = nullptr);
~MemoryMonitor();
public:
void init();
void start();
void drawMemUsage(const ulong memUsed);
void setProcID(const qint64 procID);
signals:
void memUsage(const quint64 timeElapsed, const ulong memSize);
void minAndPeakReport(const QString minPeakMemoryReport);
public slots:
void saveChart();
void stopChart();
private:
ulong currentMemUsage();
void storeMemValues(const ulong memValue);
private:
QSplineSeries *m_series;
QStringList m_titles;
QValueAxis *m_axisX;
QValueAxis *m_axisY;
ulong m_x;
ulong m_y;
ulong m_peakMemory;
ulong m_minMemory;
qint64 m_procID;
QMainWindow &m_MainWindow;
QScreen *m_screen;
QTimer *m_drawInterval;
quint64 m_elapsedTime;
QGraphicsSimpleTextItem *m_minMemReading;
QGraphicsSimpleTextItem *m_curMemReading;
QGraphicsSimpleTextItem *m_peakMemReading;
QGraphicsSimpleTextItem *m_elapsedTimeReading;
};
#endif // MEMORYMONITOR_H
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