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Diffstat (limited to 'examples/sensors/sensor_explorer/sensormodels.cpp')
| -rw-r--r-- | examples/sensors/sensor_explorer/sensormodels.cpp | 238 |
1 files changed, 0 insertions, 238 deletions
diff --git a/examples/sensors/sensor_explorer/sensormodels.cpp b/examples/sensors/sensor_explorer/sensormodels.cpp deleted file mode 100644 index 4766fc58..00000000 --- a/examples/sensors/sensor_explorer/sensormodels.cpp +++ /dev/null @@ -1,238 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2017 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the QtSensors module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** 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 "sensormodels.h" -#include "qsensor.h" -#include "qorientationsensor.h" -#include <QtCore/QDebug> -#include <qsensor.h> -#include <QMetaObject> -#include <QMetaProperty> - -QT_BEGIN_NAMESPACE - -QByteArray rangelistToByteArray(const qrangelist& list) -{ - QStringList ranges; - for (const qrange &r : list) { - if (r.first == r.second) - ranges << QString("%1 Hz").arg(r.first); - else - ranges << QString("%1-%2 Hz").arg(r.first).arg(r.second); - } - if (ranges.count() > 0) - return ranges.join(", ").toLatin1(); - return "-"; -} - -QByteArray outputrangelistToByteArray(const qoutputrangelist& list) -{ - QStringList ranges; - for (const qoutputrange &r : list) { - ranges << QString("(%1, %2) += %3").arg(r.minimum).arg(r.maximum).arg(r.accuracy); - } - if (ranges.count() > 0) - return ranges.join(", ").toLatin1(); - return "-"; -} - -AvailableSensorsModel::AvailableSensorsModel(QObject* parent) : QAbstractListModel(parent) -{ - // Some valuetypes do not convert nicely to presentable strings, add converters for them - QMetaType::registerConverter<qrangelist, QByteArray>(rangelistToByteArray); - QMetaType::registerConverter<qoutputrangelist, QByteArray>(outputrangelistToByteArray); - - // Populate the available sensors list - loadSensors(); -} - -/* - Load all available sensors and store them in a list. -*/ -void AvailableSensorsModel::loadSensors() -{ - //! [0] - beginResetModel(); - m_availableSensors.clear(); - - for (const QByteArray &type : QSensor::sensorTypes()) { - for (const QByteArray &identifier : QSensor::sensorsForType(type)) { - QSensor* sensor = new QSensor(type, this); - sensor->setIdentifier(identifier); - // Don't put in sensors we can't connect to - if (!sensor->connectToBackend()) - continue; - m_availableSensors.append(sensor); - } - } - endResetModel(); - //! [0] -} - -int AvailableSensorsModel::rowCount(const QModelIndex&) const -{ - return m_availableSensors.count(); -} - -//! [1] -QVariant AvailableSensorsModel::data(const QModelIndex &index, int role) const -{ - if (role != Qt::DisplayRole) - return QVariant(); - return QVariant::fromValue<QSensor*>(m_availableSensors.at(index.row())); -} -//! [1] - -QSensor* AvailableSensorsModel::get(int index) const -{ - if (index < 0 || index >= m_availableSensors.count()) - return nullptr; - return m_availableSensors[index]; -} - -// -- SensorPropertyModel - -static QSet<QByteArray> ignoredProperties = {"reading", "identifier", "active", - "connectedToBackend", "busy"}; - -SensorPropertyModel::SensorPropertyModel(QObject* parent) : QAbstractTableModel(parent) -{ -} - -int SensorPropertyModel::rowCount(const QModelIndex&) const -{ - if (!m_sensor) - return 0; - return m_values.count(); -} - -int SensorPropertyModel::columnCount(const QModelIndex&) const -{ - return 2; // 2 = property name + value columns -} - -QVariant SensorPropertyModel::data(const QModelIndex &index, int role) const -{ - if (role != Qt::DisplayRole) - return QVariant(); - return (index.column() == 0) ? std::get<0>(m_values.at(index.row())) - : std::get<1>(m_values.at(index.row())); -} - -void SensorPropertyModel::setSensor(QSensor *sensor) -{ - if (m_sensor == sensor) - return; - if (m_sensor) - m_sensor->disconnect(this); - m_sensor = sensor; - - beginResetModel(); - m_values.clear(); - if (m_sensor) { - // Use metobject to read the available properties. This allows the model to support all - // available sensors without knowing their properties in advance / compile-time. - - // 1. Read properties of the 'reading' object if available - //! [2] - int firstProperty = QSensorReading::staticMetaObject.propertyOffset(); - QSensorReading *reading = m_sensor->reading(); - if (reading) { - const QMetaObject *mo = reading->metaObject(); - for (int i = firstProperty; i < mo->propertyCount(); ++i) { - QByteArray name = mo->property(i).name(); - m_values.append(std::tuple<QByteArray, QByteArray> - (name, reading->property(name).toByteArray())); - } - } - //! [2] - - // 2. Read properties of the 'sensor' object - const QMetaObject *mo1 = m_sensor->metaObject(); - firstProperty = QSensorReading::staticMetaObject.propertyOffset(); - for (int i = firstProperty; i < mo1->propertyCount(); ++i) { - QByteArray name = mo1->property(i).name(); - if (ignoredProperties.contains(name)) - continue; - m_values.append(std::tuple<QByteArray, QByteArray> - (name, m_sensor->property(name).toByteArray())); - } - QObject::connect(m_sensor, &QSensor::readingChanged, - this, &SensorPropertyModel::onReadingChanged); - } - endResetModel(); - emit sensorChanged(); -} - -QSensor* SensorPropertyModel::sensor() const -{ - return m_sensor; -} - -void SensorPropertyModel::onReadingChanged() -{ - QSensorReading *reading = m_sensor->reading(); - const QMetaObject *mo = reading->metaObject(); - int firstProperty = QSensorReading::staticMetaObject.propertyOffset(); - - int valueMapIndex = 0; - for (int i = firstProperty; i < mo->propertyCount(); ++i) { - QByteArray name = mo->property(i).name(); - // Update the value and signal the change. Note: here we rely that the "reading" - // properties are first on the m_values, and in same order as after the initial - // population. This should be true as we access the static metabobject (dynamic - // property changes shouldn't impact) - m_values[valueMapIndex++] = std::tuple<QByteArray, QByteArray> - (name, reading->property(name).toByteArray()); - } - emit dataChanged(createIndex(0,1), createIndex(valueMapIndex,1), {Qt::DisplayRole}); -} - -QT_END_NAMESPACE |