mirror of https://github.com/nymea/nymea.git
96 lines
2.8 KiB
C++
96 lines
2.8 KiB
C++
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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*
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* Copyright 2013 - 2020, nymea GmbH
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* Contact: contact@nymea.io
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*
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* This file is part of nymea.
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* This project including source code and documentation is protected by
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* copyright law, and remains the property of nymea GmbH. All rights, including
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* reproduction, publication, editing and translation, are reserved. The use of
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* this project is subject to the terms of a license agreement to be concluded
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* with nymea GmbH in accordance with the terms of use of nymea GmbH, available
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* under https://nymea.io/license
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*
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* GNU Lesser General Public License Usage
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* Alternatively, this project may be redistributed and/or modified under the
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* terms of the GNU Lesser General Public License as published by the Free
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* Software Foundation; version 3. This project is distributed in the hope that
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* it will be useful, but WITHOUT ANY WARRANTY; without even the implied
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* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this project. If not, see <https://www.gnu.org/licenses/>.
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*
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* For any further details and any questions please contact us under
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* contact@nymea.io or see our FAQ/Licensing Information on
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* https://nymea.io/license/faq
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*
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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#ifndef I2CMANAGERIMPLEMENTATION_H
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#define I2CMANAGERIMPLEMENTATION_H
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#include "hardware/i2c/i2cmanager.h"
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#include <QObject>
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#include <QMutex>
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#include <QTimer>
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#include <QHash>
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#include <QFuture>
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#include <QFutureWatcher>
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#include <QDateTime>
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class QFile;
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namespace nymeaserver {
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class I2CManagerImplementation : public I2CManager
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{
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Q_OBJECT
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public:
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explicit I2CManagerImplementation(QObject *parent = nullptr);
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~I2CManagerImplementation();
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QStringList availablePorts() const override;
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QList<I2CScanResult> scanRegisters(const QString &portName) override;
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bool open(I2CDevice *i2cDevice) override;
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bool startReading(I2CDevice *i2cDevice, int interval = 1000) override;
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void stopReading(I2CDevice *i2cDevice) override;
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bool writeData(I2CDevice *i2cDevice, const QByteArray &data) override;
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void close(I2CDevice *i2cDevice) override;
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private slots:
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void nextCycle();
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private:
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class ReadingInfo {
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public:
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int interval;
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QDateTime lastReading;
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};
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class WritingInfo {
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public:
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QByteArray data;
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I2CDevice *device;
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};
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QMutex m_mutex;
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QHash<I2CDevice*, ReadingInfo> m_readers;
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QHash<I2CDevice*, QFile*> m_openFiles;
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QMutex m_writeQueueMutex;
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QList<WritingInfo> m_writeQueue;
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QFutureWatcher<void> m_watcher;
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QTimer m_pollTimer;
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};
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}
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#endif // I2CMANAGERIMPLEMENTATION_H
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