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| 1 | /**************************************************************************** |
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| 2 | ** |
| 3 | ** Copyright (C) 2017 The Qt Company Ltd. |
| 4 | ** Contact: http://www.qt.io/licensing/ |
| 5 | ** |
| 6 | ** This file is part of the QtSerialBus module of the Qt Toolkit. |
| 7 | ** |
| 8 | ** $QT_BEGIN_LICENSE:LGPL3$ |
| 9 | ** Commercial License Usage |
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| 15 | ** information use the contact form at http://www.qt.io/contact-us. |
| 16 | ** |
| 17 | ** GNU Lesser General Public License Usage |
| 18 | ** Alternatively, this file may be used under the terms of the GNU Lesser |
| 19 | ** General Public License version 3 as published by the Free Software |
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| 21 | ** packaging of this file. Please review the following information to |
| 22 | ** ensure the GNU Lesser General Public License version 3 requirements |
| 23 | ** will be met: https://www.gnu.org/licenses/lgpl.html. |
| 24 | ** |
| 25 | ** GNU General Public License Usage |
| 26 | ** Alternatively, this file may be used under the terms of the GNU |
| 27 | ** General Public License version 2.0 or later as published by the Free |
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| 35 | ****************************************************************************/ |
| 36 | |
| 37 | #ifndef QMODBUSDATAUNIT_H |
| 38 | #define QMODBUSDATAUNIT_H |
| 39 | |
| 40 | #include <QtCore/qmap.h> |
| 41 | #include <QtCore/qmetatype.h> |
| 42 | #include <QtCore/qvector.h> |
| 43 | |
| 44 | QT_BEGIN_NAMESPACE |
| 45 | |
| 46 | class QModbusDataUnit |
| 47 | { |
| 48 | public: |
| 49 | enum RegisterType { |
| 50 | Invalid, |
| 51 | DiscreteInputs, |
| 52 | Coils, |
| 53 | InputRegisters, |
| 54 | HoldingRegisters |
| 55 | }; |
| 56 | |
| 57 | QModbusDataUnit() = default; |
| 58 | |
| 59 | explicit QModbusDataUnit(RegisterType type) |
| 60 | : QModbusDataUnit(type, 0, 0) |
| 61 | {} |
| 62 | |
| 63 | QModbusDataUnit(RegisterType type, int newStartAddress, quint16 newValueCount) |
| 64 | : QModbusDataUnit(type, newStartAddress, QVector<quint16>(newValueCount)) |
| 65 | {} |
| 66 | |
| 67 | QModbusDataUnit(RegisterType type, int newStartAddress, const QVector<quint16> &newValues) |
| 68 | : m_type(type) |
| 69 | , m_startAddress(newStartAddress) |
| 70 | , m_values(newValues) |
| 71 | , m_valueCount(newValues.size()) |
| 72 | {} |
| 73 | |
| 74 | RegisterType registerType() const { return m_type; } |
| 75 | void setRegisterType(RegisterType type) { m_type = type; } |
| 76 | |
| 77 | inline int startAddress() const { return m_startAddress; } |
| 78 | inline void setStartAddress(int newAddress) { m_startAddress = newAddress; } |
| 79 | |
| 80 | inline QVector<quint16> values() const { return m_values; } |
| 81 | inline void setValues(const QVector<quint16> &newValues) |
| 82 | { |
| 83 | m_values = newValues; |
| 84 | m_valueCount = newValues.size(); |
| 85 | } |
| 86 | |
| 87 | inline uint valueCount() const { return m_valueCount; } |
| 88 | inline void setValueCount(uint newCount) { m_valueCount = newCount; } |
| 89 | |
| 90 | inline void setValue(int index, quint16 newValue) |
| 91 | { |
| 92 | if (m_values.isEmpty() || index >= m_values.size()) |
| 93 | return; |
| 94 | m_values[index] = newValue; |
| 95 | } |
| 96 | inline quint16 value(int index) const { return m_values.value(i: index); } |
| 97 | |
| 98 | bool isValid() const { return m_type != Invalid && m_startAddress != -1; } |
| 99 | |
| 100 | private: |
| 101 | RegisterType m_type = Invalid; |
| 102 | int m_startAddress = -1; |
| 103 | QVector<quint16> m_values; |
| 104 | uint m_valueCount = 0; |
| 105 | }; |
| 106 | typedef QMap<QModbusDataUnit::RegisterType, QModbusDataUnit> QModbusDataUnitMap; |
| 107 | |
| 108 | Q_DECLARE_TYPEINFO(QModbusDataUnit, Q_MOVABLE_TYPE); |
| 109 | Q_DECLARE_TYPEINFO(QModbusDataUnit::RegisterType, Q_PRIMITIVE_TYPE); |
| 110 | |
| 111 | QT_END_NAMESPACE |
| 112 | |
| 113 | Q_DECLARE_METATYPE(QModbusDataUnit::RegisterType) |
| 114 | |
| 115 | #endif // QMODBUSDATAUNIT_H |
| 116 |
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