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Diffstat (limited to 'tradeshow/iot-sensortag/sensortagdataproviderpool.cpp')
| -rw-r--r-- | tradeshow/iot-sensortag/sensortagdataproviderpool.cpp | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/tradeshow/iot-sensortag/sensortagdataproviderpool.cpp b/tradeshow/iot-sensortag/sensortagdataproviderpool.cpp new file mode 100644 index 0000000..bb0ead1 --- /dev/null +++ b/tradeshow/iot-sensortag/sensortagdataproviderpool.cpp @@ -0,0 +1,185 @@ +/**************************************************************************** +** +** Copyright (C) 2017 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the examples of Qt for Device Creation. +** +** $QT_BEGIN_LICENSE:BSD$ +** 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. +** +** BSD License Usage +** Alternatively, you may use this file under the terms of the BSD license +** as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of The Qt Company Ltd nor the names of its +** contributors may be used to endorse or promote products derived +** from this software without specific prior written permission. +** +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "bluetoothdataprovider.h" +#include "sensortagdataproviderpool.h" + +#include <QLoggingCategory> + +Q_DECLARE_LOGGING_CATEGORY(boot2QtDemos) + +SensorTagDataProviderPool::SensorTagDataProviderPool(QObject *parent) + : SensorTagDataProviderPool("SensorTag", parent) +{ + +} + +SensorTagDataProviderPool::SensorTagDataProviderPool(QString poolName, QObject* parent) + : DataProviderPool(poolName, parent) +{ + m_discoveryAgent = new QBluetoothDeviceDiscoveryAgent(); + connect(m_discoveryAgent, SIGNAL(deviceDiscovered(const QBluetoothDeviceInfo&)), + this, SLOT(btDeviceFound(const QBluetoothDeviceInfo&))); + connect(m_discoveryAgent, SIGNAL(error(QBluetoothDeviceDiscoveryAgent::Error)), + this, SLOT(deviceScanError(QBluetoothDeviceDiscoveryAgent::Error))); + connect(m_discoveryAgent, SIGNAL(finished()), this, SLOT(deviceDiscoveryFinished())); +} + +void SensorTagDataProviderPool::startScanning() +{ + qDeleteAll(m_dataProviders); + m_dataProviders.clear(); + + m_discoveryAgent->start(); + + if (m_discoveryAgent->isActive()) { + m_deviceScanState = true; + } +} + +void SensorTagDataProviderPool::setMacFilterList(const QStringList &addressList) +{ + m_macFilters = addressList; +} + +QStringList SensorTagDataProviderPool::macFilters() const +{ + return m_macFilters; +} + +void SensorTagDataProviderPool::setnameFilteList(const QStringList &nameList) +{ + m_nameFilters = nameList; +} + +SensorTagDataProvider *SensorTagDataProviderPool::providerForCloud() const +{ + return m_providerForCloud; +} + +// Currently, return simply the first provider found. +// It might be better to somehow collect the results from +// all providers and combine them +void SensorTagDataProviderPool::updateProviderForCloud() +{ + if (m_dataProviders.length()) + m_providerForCloud = m_dataProviders.at(0); + else + m_providerForCloud = 0; + emit providerForCloudChanged(); +} + +void SensorTagDataProviderPool::deviceDiscoveryFinished() +{ + m_deviceScanState = false; + emit scanFinished(); +} + +void SensorTagDataProviderPool::btDeviceFound(const QBluetoothDeviceInfo &info) +{ + qCDebug(boot2QtDemos) << "Found a Bluetooth device. Name:" << info.name() << ", addr:" << info.address().toString(); + + if (info.coreConfigurations() & QBluetoothDeviceInfo::LowEnergyCoreConfiguration) { + bool filtered = m_macFilters.length() || m_nameFilters.length(); + bool found = filtered ? false : true; + + if (m_macFilters.length() && m_macFilters.contains(info.address().toString())) + found = true; + else if (m_nameFilters.length() && m_nameFilters.contains(info.name())) + found = true; + + if (found) { + qCDebug(boot2QtDemos) << " Adding to the available devices"; + BluetoothDataProvider* dataProvider = new BluetoothDataProvider(info.address().toString(), this); + BluetoothDevice *d = new BluetoothDevice(info); + dataProvider->bindToDevice(d); + m_dataProviders.append(dataProvider); + emit providerConnected(d->getAddress()); + emit dataProvidersChanged(); + updateProviderForCloud(); + connect(dataProvider, &SensorTagDataProvider::stateChanged, this, &SensorTagDataProviderPool::handleStateChange); + } + } +} + +void SensorTagDataProviderPool::handleStateChange() +{ + SensorTagDataProvider *provider = static_cast<SensorTagDataProvider*>(sender()); + + qCDebug(boot2QtDemos) << provider->state(); + + switch (provider->state()) { + case SensorTagDataProvider::Disconnected: + updateProviderForCloud(); + emit providerDisconnected(provider->id()); + break; + case SensorTagDataProvider::Connected: + emit providerConnected(provider->id()); + break; + case SensorTagDataProvider::Error: + emit providerInError(provider->id()); + break; + default: + break; + } +} + +void SensorTagDataProviderPool::deviceScanError(QBluetoothDeviceDiscoveryAgent::Error error) +{ + if (error == QBluetoothDeviceDiscoveryAgent::PoweredOffError) + qCDebug(boot2QtDemos) << "The Bluetooth adaptor is powered off, power it on before doing discovery."; + else if (error == QBluetoothDeviceDiscoveryAgent::InputOutputError) + qCDebug(boot2QtDemos) << "Writing or reading from the device resulted in an error."; + else + qCDebug(boot2QtDemos) << "An unknown error has occurred."; + + m_deviceScanState = false; + emit scanFinished(); +} |