86 lines
2.6 KiB
C++
86 lines
2.6 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 USBRELAY_H
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#define USBRELAY_H
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#include <QObject>
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#include <hidapi/hidapi.h>
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#include "rawhiddevicewatcher.h"
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class UsbRelay : public QObject
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{
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Q_OBJECT
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public:
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explicit UsbRelay(const QString &path, int relayCount, QObject *parent = nullptr);
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~UsbRelay();
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QString path() const;
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int relayCount() const;
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bool connected() const;
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bool relayPower(int relayNumber) const;
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bool setRelayPower(int relayNumber, bool power);
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private:
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RawHidDeviceWatcher *m_deviceWatcher = nullptr;
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hid_device *m_hidDevice = nullptr;
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QString m_path;
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int m_relayCount = 0;
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bool m_connected = false;
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bool m_relayOnePower = false;
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bool m_relayTwoPower = false;
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void setConnected(bool connected);
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// Relay map <relay number>, bool value
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QHash<int, bool> m_relayMap;
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void setRelayPowerInternally(int relayNumber, bool power);
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void readStatus();
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bool switchRelay(int relayNumber, bool power);
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signals:
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void connectedChanged(bool connected);
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void relayPowerChanged(int relayNumber, bool power);
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private slots:
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void onDeviceAdded(const QString &devicePath);
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void onDeviceRemoved(const QString &devicePath);
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};
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#endif // USBRELAY_H
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