116 lines
3.9 KiB
C++
116 lines
3.9 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2017 The Qt Company Ltd.
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** Contact: http://www.qt.io/licensing/
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**
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** This file is part of the QtSerialBus module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL3$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see http://www.qt.io/terms-conditions. For further
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** information use the contact form at http://www.qt.io/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 3 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPLv3 included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 3 requirements
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** will be met: https://www.gnu.org/licenses/lgpl.html.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 2.0 or later as published by the Free
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** Software Foundation and appearing in the file LICENSE.GPL included in
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** the packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 2.0 requirements will be
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** met: http://www.gnu.org/licenses/gpl-2.0.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QMODBUSDATAUNIT_H
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#define QMODBUSDATAUNIT_H
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#include <QtCore/qmap.h>
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#include <QtCore/qmetatype.h>
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#include <QtCore/qvector.h>
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QT_BEGIN_NAMESPACE
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class QModbusDataUnit
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{
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public:
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enum RegisterType {
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Invalid,
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DiscreteInputs,
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Coils,
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InputRegisters,
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HoldingRegisters
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};
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QModbusDataUnit() = default;
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explicit QModbusDataUnit(RegisterType type)
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: QModbusDataUnit(type, 0, 0)
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{}
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QModbusDataUnit(RegisterType type, int newStartAddress, quint16 newValueCount)
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: QModbusDataUnit(type, newStartAddress, QVector<quint16>(newValueCount))
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{}
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QModbusDataUnit(RegisterType type, int newStartAddress, const QVector<quint16> &newValues)
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: m_type(type)
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, m_startAddress(newStartAddress)
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, m_values(newValues)
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, m_valueCount(newValues.size())
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{}
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RegisterType registerType() const { return m_type; }
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void setRegisterType(RegisterType type) { m_type = type; }
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inline int startAddress() const { return m_startAddress; }
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inline void setStartAddress(int newAddress) { m_startAddress = newAddress; }
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inline QVector<quint16> values() const { return m_values; }
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inline void setValues(const QVector<quint16> &newValues)
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{
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m_values = newValues;
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m_valueCount = newValues.size();
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}
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inline uint valueCount() const { return m_valueCount; }
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inline void setValueCount(uint newCount) { m_valueCount = newCount; }
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inline void setValue(int index, quint16 newValue)
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{
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if (m_values.isEmpty() || index >= m_values.size())
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return;
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m_values[index] = newValue;
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}
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inline quint16 value(int index) const { return m_values.value(index); }
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bool isValid() const { return m_type != Invalid && m_startAddress != -1; }
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private:
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RegisterType m_type = Invalid;
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int m_startAddress = -1;
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QVector<quint16> m_values;
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uint m_valueCount = 0;
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};
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typedef QMap<QModbusDataUnit::RegisterType, QModbusDataUnit> QModbusDataUnitMap;
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Q_DECLARE_TYPEINFO(QModbusDataUnit, Q_MOVABLE_TYPE);
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Q_DECLARE_TYPEINFO(QModbusDataUnit::RegisterType, Q_PRIMITIVE_TYPE);
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QT_END_NAMESPACE
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Q_DECLARE_METATYPE(QModbusDataUnit::RegisterType)
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#endif // QMODBUSDATAUNIT_H
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