84 lines
2.4 KiB
C++
84 lines
2.4 KiB
C++
// Copyright (C) 2017 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
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#ifndef QMODBUSDATAUNIT_H
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#define QMODBUSDATAUNIT_H
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#include <QtCore/qlist.h>
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#include <QtCore/qmap.h>
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#include <QtCore/qmetatype.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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constexpr explicit QModbusDataUnit(RegisterType type) noexcept
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: m_type(type)
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, m_startAddress(0)
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{}
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QModbusDataUnit(RegisterType type, int newStartAddress, quint16 newValueCount)
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: QModbusDataUnit(type, newStartAddress, QList<quint16>(newValueCount))
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{}
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QModbusDataUnit(RegisterType type, int newStartAddress, const QList<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 QList<quint16> values() const { return m_values; }
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inline void setValues(const QList<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 qsizetype valueCount() const { return m_valueCount; }
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inline void setValueCount(qsizetype newCount) { m_valueCount = newCount; }
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inline void setValue(qsizetype 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(qsizetype 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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QList<quint16> m_values;
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qsizetype 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_RELOCATABLE_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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