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* libscopehal                                                                                                          *
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/**
	@file
	@author Andrew D. Zonenberg
	@brief Declaration of MultimeterChannel
	@ingroup datamodel
 */

#include "scopehal.h"

using namespace std;

////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Construction / destruction

/**
	@brief Initialize a digital input channel

	@param parent	The instrument this channel is part of
	@param hwname	Internal hardware name of the channel (should match SCPI name if applicable)
	@param color	Display color for the channel in plots and the filter graph
	@param index	Position of this channel within m_channels of the parent instrument
 */
MultimeterChannel::MultimeterChannel(
	Multimeter* parent,
	const string& hwname,
	const string& color,
	size_t index)
	: InstrumentChannel(parent, hwname, color, Unit(Unit::UNIT_COUNTS), index)
{
	m_primaryStream = AddStream(Unit(Unit::UNIT_VOLTS), "Primary", Stream::STREAM_TYPE_ANALOG_SCALAR);
	m_secondaryStream = AddStream(Unit(Unit::UNIT_VOLTS), "Secondary", Stream::STREAM_TYPE_ANALOG_SCALAR);
}

MultimeterChannel::~MultimeterChannel()
{
}

/**
	@brief Fetch the latest readings from hardware into our stream outputs
 */
void MultimeterChannel::Update()
{
	auto meter = GetMeter();
	m_streams[m_primaryStream].m_yAxisUnit = meter->GetMeterUnit();
	m_streams[m_primaryStream].m_value = meter->GetMeterValue();

	m_streams[m_secondaryStream].m_yAxisUnit = meter->GetSecondaryMeterUnit();
	m_streams[m_secondaryStream].m_value = meter->GetSecondaryMeterValue();
}

InstrumentChannel::PhysicalConnector MultimeterChannel::GetPhysicalConnector()
{
	return CONNECTOR_BANANA_DUAL;
}
