1 /**************************************************************************** 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 10 ** Licensees holding valid commercial Qt licenses may use this file in 11 ** accordance with the commercial license agreement provided with the 12 ** Software or, alternatively, in accordance with the terms contained in 13 ** a written agreement between you and The Qt Company. For licensing terms 14 ** and conditions see http://www.qt.io/terms-conditions. For further 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 20 ** Foundation and appearing in the file LICENSE.LGPLv3 included in the 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 28 ** Software Foundation and appearing in the file LICENSE.GPL included in 29 ** the packaging of this file. Please review the following information to 30 ** ensure the GNU General Public License version 2.0 requirements will be 31 ** met: http://www.gnu.org/licenses/gpl-2.0.html. 32 ** 33 ** $QT_END_LICENSE$ 34 ** 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 QModbusDataUnit(RegisterType type)59 explicit QModbusDataUnit(RegisterType type) 60 : QModbusDataUnit(type, 0, 0) 61 {} 62 QModbusDataUnit(RegisterType type,int newStartAddress,quint16 newValueCount)63 QModbusDataUnit(RegisterType type, int newStartAddress, quint16 newValueCount) 64 : QModbusDataUnit(type, newStartAddress, QVector<quint16>(newValueCount)) 65 {} 66 QModbusDataUnit(RegisterType type,int newStartAddress,const QVector<quint16> & newValues)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 registerType()74 RegisterType registerType() const { return m_type; } setRegisterType(RegisterType type)75 void setRegisterType(RegisterType type) { m_type = type; } 76 startAddress()77 inline int startAddress() const { return m_startAddress; } setStartAddress(int newAddress)78 inline void setStartAddress(int newAddress) { m_startAddress = newAddress; } 79 values()80 inline QVector<quint16> values() const { return m_values; } setValues(const QVector<quint16> & newValues)81 inline void setValues(const QVector<quint16> &newValues) 82 { 83 m_values = newValues; 84 m_valueCount = newValues.size(); 85 } 86 valueCount()87 inline uint valueCount() const { return m_valueCount; } setValueCount(uint newCount)88 inline void setValueCount(uint newCount) { m_valueCount = newCount; } 89 setValue(int index,quint16 newValue)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 } value(int index)96 inline quint16 value(int index) const { return m_values.value(index); } 97 isValid()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