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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the QtSerialBus module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL3$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPLv3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or later as published by the Free
** Software Foundation and appearing in the file LICENSE.GPL included in
** the packaging of this file. Please review the following information to
** ensure the GNU General Public License version 2.0 requirements will be
** met: http://www.gnu.org/licenses/gpl-2.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QMODBUSDATAUNIT_H
#define QMODBUSDATAUNIT_H
#include <QtCore/qmap.h>
#include <QtCore/qmetatype.h>
#include <QtCore/qvector.h>
QT_BEGIN_NAMESPACE
class QModbusDataUnit
{
public:
enum RegisterType {
Invalid,
DiscreteInputs,
Coils,
InputRegisters,
HoldingRegisters
};
QModbusDataUnit() = default;
explicit QModbusDataUnit(RegisterType type)
: QModbusDataUnit(type, 0, 0)
{}
QModbusDataUnit(RegisterType type, int newStartAddress, quint16 newValueCount)
: QModbusDataUnit(type, newStartAddress, QVector<quint16>(newValueCount))
{}
QModbusDataUnit(RegisterType type, int newStartAddress, const QVector<quint16> &newValues)
: m_type(type)
, m_startAddress(newStartAddress)
, m_values(newValues)
, m_valueCount(newValues.size())
{}
RegisterType registerType() const { return m_type; }
void setRegisterType(RegisterType type) { m_type = type; }
inline int startAddress() const { return m_startAddress; }
inline void setStartAddress(int newAddress) { m_startAddress = newAddress; }
inline QVector<quint16> values() const { return m_values; }
inline void setValues(const QVector<quint16> &newValues)
{
m_values = newValues;
m_valueCount = newValues.size();
}
inline uint valueCount() const { return m_valueCount; }
inline void setValueCount(uint newCount) { m_valueCount = newCount; }
inline void setValue(int index, quint16 newValue)
{
if (m_values.isEmpty() || index >= m_values.size())
return;
m_values[index] = newValue;
}
inline quint16 value(int index) const { return m_values.value(index); }
bool isValid() const { return m_type != Invalid && m_startAddress != -1; }
private:
RegisterType m_type = Invalid;
int m_startAddress = -1;
QVector<quint16> m_values;
uint m_valueCount = 0;
};
typedef QMap<QModbusDataUnit::RegisterType, QModbusDataUnit> QModbusDataUnitMap;
Q_DECLARE_TYPEINFO(QModbusDataUnit, Q_MOVABLE_TYPE);
Q_DECLARE_TYPEINFO(QModbusDataUnit::RegisterType, Q_PRIMITIVE_TYPE);
QT_END_NAMESPACE
Q_DECLARE_METATYPE(QModbusDataUnit::RegisterType)
#endif // QMODBUSDATAUNIT_H
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