| /*************************************************************************** |
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| ** Copyright (C) 2017 The Qt Company Ltd. |
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| ** This file is part of the examples of the QtBluetooth module of the Qt Toolkit. |
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| |
| #ifndef DEVICEHANDLER_H |
| #define DEVICEHANDLER_H |
| |
| #include "bluetoothbaseclass.h" |
| |
| #include <QDateTime> |
| #include <QTimer> |
| #include <QVector> |
| |
| #include <QLowEnergyController> |
| #include <QLowEnergyService> |
| |
| class DeviceInfo; |
| |
| class DeviceHandler : public BluetoothBaseClass |
| { |
| Q_OBJECT |
| |
| Q_PROPERTY(bool measuring READ measuring NOTIFY measuringChanged) |
| Q_PROPERTY(bool alive READ alive NOTIFY aliveChanged) |
| Q_PROPERTY(int hr READ hr NOTIFY statsChanged) |
| Q_PROPERTY(int maxHR READ maxHR NOTIFY statsChanged) |
| Q_PROPERTY(int minHR READ minHR NOTIFY statsChanged) |
| Q_PROPERTY(float average READ average NOTIFY statsChanged) |
| Q_PROPERTY(int time READ time NOTIFY statsChanged) |
| Q_PROPERTY(float calories READ calories NOTIFY statsChanged) |
| Q_PROPERTY(AddressType addressType READ addressType WRITE setAddressType) |
| |
| public: |
| enum class AddressType { |
| PublicAddress, |
| RandomAddress |
| }; |
| Q_ENUM(AddressType) |
| |
| DeviceHandler(QObject *parent = nullptr); |
| |
| void setDevice(DeviceInfo *device); |
| void setAddressType(AddressType type); |
| AddressType addressType() const; |
| |
| bool measuring() const; |
| bool alive() const; |
| |
| // Statistics |
| int hr() const; |
| int time() const; |
| float average() const; |
| int maxHR() const; |
| int minHR() const; |
| float calories() const; |
| |
| signals: |
| void measuringChanged(); |
| void aliveChanged(); |
| void statsChanged(); |
| |
| public slots: |
| void startMeasurement(); |
| void stopMeasurement(); |
| void disconnectService(); |
| |
| private: |
| //QLowEnergyController |
| void serviceDiscovered(const QBluetoothUuid &); |
| void serviceScanDone(); |
| |
| //QLowEnergyService |
| void serviceStateChanged(QLowEnergyService::ServiceState s); |
| void updateHeartRateValue(const QLowEnergyCharacteristic &c, |
| const QByteArray &value); |
| void confirmedDescriptorWrite(const QLowEnergyDescriptor &d, |
| const QByteArray &value); |
| |
| #ifdef SIMULATOR |
| void updateDemoHR(); |
| #endif |
| private: |
| void addMeasurement(int value); |
| |
| QLowEnergyController *m_control = nullptr; |
| QLowEnergyService *m_service = nullptr; |
| QLowEnergyDescriptor m_notificationDesc; |
| DeviceInfo *m_currentDevice = nullptr; |
| |
| bool m_foundHeartRateService; |
| bool m_measuring; |
| int m_currentValue, m_min, m_max, m_sum; |
| float m_avg, m_calories; |
| |
| // Statistics |
| QDateTime m_start; |
| QDateTime m_stop; |
| |
| QVector<int> m_measurements; |
| QLowEnergyController::RemoteAddressType m_addressType = QLowEnergyController::PublicAddress; |
| |
| #ifdef SIMULATOR |
| QTimer m_demoTimer; |
| #endif |
| }; |
| |
| #endif // DEVICEHANDLER_H |