| 1 | // Copyright (C) 2017 The Qt Company Ltd. | 
| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only | 
| 3 |  | 
| 4 | #ifndef QMODBUSDATAUNIT_H | 
| 5 | #define QMODBUSDATAUNIT_H | 
| 6 |  | 
| 7 | #include <QtCore/qlist.h> | 
| 8 | #include <QtCore/qmap.h> | 
| 9 | #include <QtCore/qmetatype.h> | 
| 10 |  | 
| 11 | QT_BEGIN_NAMESPACE | 
| 12 |  | 
| 13 | class QModbusDataUnit | 
| 14 | { | 
| 15 | public: | 
| 16 |     enum RegisterType { | 
| 17 |         Invalid, | 
| 18 |         DiscreteInputs, | 
| 19 |         Coils, | 
| 20 |         InputRegisters, | 
| 21 |         HoldingRegisters | 
| 22 |     }; | 
| 23 |  | 
| 24 |     QModbusDataUnit() = default; | 
| 25 |  | 
| 26 |     constexpr explicit QModbusDataUnit(RegisterType type) noexcept | 
| 27 |         : m_type(type) | 
| 28 |         , m_startAddress(0) | 
| 29 |     {} | 
| 30 |  | 
| 31 |     QModbusDataUnit(RegisterType type, int newStartAddress, quint16 newValueCount) | 
| 32 |         : QModbusDataUnit(type, newStartAddress, QList<quint16>(newValueCount)) | 
| 33 |     {} | 
| 34 |  | 
| 35 |     QModbusDataUnit(RegisterType type, int newStartAddress, const QList<quint16> &newValues) | 
| 36 |         : m_type(type) | 
| 37 |         , m_startAddress(newStartAddress) | 
| 38 |         , m_values(newValues) | 
| 39 |         , m_valueCount(newValues.size()) | 
| 40 |     {} | 
| 41 |  | 
| 42 |     RegisterType registerType() const { return m_type; } | 
| 43 |     void setRegisterType(RegisterType type) { m_type = type; } | 
| 44 |  | 
| 45 |     inline int startAddress() const { return m_startAddress; } | 
| 46 |     inline void setStartAddress(int newAddress) { m_startAddress = newAddress; } | 
| 47 |  | 
| 48 |     inline QList<quint16> values() const { return m_values; } | 
| 49 |     inline void setValues(const QList<quint16> &newValues) | 
| 50 |     { | 
| 51 |         m_values = newValues; | 
| 52 |         m_valueCount = newValues.size(); | 
| 53 |     } | 
| 54 |  | 
| 55 |     inline qsizetype valueCount() const { return m_valueCount; } | 
| 56 |     inline void setValueCount(qsizetype newCount) { m_valueCount = newCount; } | 
| 57 |  | 
| 58 |     inline void setValue(qsizetype index, quint16 newValue) | 
| 59 |     { | 
| 60 |         if (m_values.isEmpty() || index >= m_values.size()) | 
| 61 |             return; | 
| 62 |         m_values[index] = newValue; | 
| 63 |     } | 
| 64 |     inline quint16 value(qsizetype index) const { return m_values.value(i: index); } | 
| 65 |  | 
| 66 |     bool isValid() const { return m_type != Invalid && m_startAddress != -1; } | 
| 67 |  | 
| 68 | private: | 
| 69 |     RegisterType m_type = Invalid; | 
| 70 |     int m_startAddress = -1; | 
| 71 |     QList<quint16> m_values; | 
| 72 |     qsizetype m_valueCount = 0; | 
| 73 | }; | 
| 74 | typedef QMap<QModbusDataUnit::RegisterType, QModbusDataUnit> QModbusDataUnitMap; | 
| 75 |  | 
| 76 | Q_DECLARE_TYPEINFO(QModbusDataUnit, Q_RELOCATABLE_TYPE); | 
| 77 | Q_DECLARE_TYPEINFO(QModbusDataUnit::RegisterType, Q_PRIMITIVE_TYPE); | 
| 78 |  | 
| 79 | QT_END_NAMESPACE | 
| 80 |  | 
| 81 | Q_DECLARE_METATYPE(QModbusDataUnit::RegisterType) | 
| 82 |  | 
| 83 | #endif // QMODBUSDATAUNIT_H | 
| 84 |  |