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50 lines
1.1 KiB
C++
50 lines
1.1 KiB
C++
// Copyright (c) 2011-2020 The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#ifndef BITCOIN_QT_TRAFFICGRAPHWIDGET_H
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#define BITCOIN_QT_TRAFFICGRAPHWIDGET_H
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#include <QWidget>
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#include <QQueue>
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#include <chrono>
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class ClientModel;
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QT_BEGIN_NAMESPACE
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class QPaintEvent;
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class QTimer;
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QT_END_NAMESPACE
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class TrafficGraphWidget : public QWidget
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{
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Q_OBJECT
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public:
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explicit TrafficGraphWidget(QWidget *parent = nullptr);
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void setClientModel(ClientModel *model);
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std::chrono::minutes getGraphRange() const;
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protected:
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void paintEvent(QPaintEvent *) override;
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public Q_SLOTS:
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void updateRates();
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void setGraphRange(std::chrono::minutes new_range);
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void clear();
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private:
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void paintPath(QPainterPath &path, QQueue<float> &samples);
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QTimer *timer;
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float fMax;
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std::chrono::minutes m_range{0};
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QQueue<float> vSamplesIn;
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QQueue<float> vSamplesOut;
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quint64 nLastBytesIn;
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quint64 nLastBytesOut;
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ClientModel *clientModel;
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};
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#endif // BITCOIN_QT_TRAFFICGRAPHWIDGET_H
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