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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Charts 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 DATASOURCE_H
#define DATASOURCE_H
#include <QtCore/QObject>
#include <QtCharts/QXYSeries>
#include <QtWidgets/QLabel>
#include <QtCore/QElapsedTimer>
#include <QtCore/QTimer>
QT_USE_NAMESPACE
class DataSource : public QObject
{
Q_OBJECT
public:
explicit DataSource(QObject *parent = 0);
void startUpdates(const QList<QXYSeries *> &seriesList, QLabel *fpsLabel);
public slots:
void generateData(int seriesCount, int rowCount, int colCount);
void update(QAbstractSeries *series, int seriesIndex);
void handleSceneChanged();
void updateAllSeries();
private:
QList<QList<QList<QPointF>>> m_data;
int m_index;
QList<QXYSeries *> m_seriesList;
QLabel *m_fpsLabel;
QElapsedTimer m_fpsTimer;
QTimer m_dataUpdater;
};
#endif // DATASOURCE_H
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