| 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 | |