/// Create our Chromeleon symbols
internal IChannel Create(IDDK cmDDK, string name)
{
// Create a data type for our signal
ITypeInt tSignal = cmDDK.CreateInt(-100, 100);
tSignal.Unit = "mV";
// Create the channel symbol
m_MyCmDevice = cmDDK.CreateChannel(name, "This is a channel that can generate a sinus curve.", tSignal);
// Attach our handlers to the AcquisitionOffCommand and AcquisitionOnCommand of the channel
m_MyCmDevice.AcquisitionOffCommand.OnCommand += new CommandEventHandler(OnAcqOff);
m_MyCmDevice.AcquisitionOnCommand.OnCommand += new CommandEventHandler(OnAcqOn);
m_MyCmDevice.TimeStepFactorProperty.DataType.Minimum = 100;
m_MyCmDevice.TimeStepFactorProperty.DataType.Maximum = 100;
m_MyCmDevice.TimeStepFactorProperty.Writeable = false;
m_MyCmDevice.TimeStepDivisorProperty.DataType.Minimum = 1;
m_MyCmDevice.TimeStepDivisorProperty.DataType.Maximum = 100;
m_MyCmDevice.TimeStepDivisorProperty.OnSetProperty += new SetPropertyEventHandler(OnTimeStepDivisor);
ITypeDouble tWavelength = cmDDK.CreateDouble(200, 400, 1);
tWavelength.Unit = "nm";
m_WavelengthProperty = m_MyCmDevice.CreateStandardProperty(StandardPropertyID.Wavelength, tWavelength);
// We want to have the wavelength available as a report variable and therefore add it to the channel info.
m_MyCmDevice.AddPropertyToChannelInfo(m_WavelengthProperty);
// What do we actually measure?
m_MyCmDevice.PhysicalQuantity = "MotorCurrent";
// This channel doesn't have peaks, we don't want to have it integrated.
m_MyCmDevice.NeedsIntegration = false;
// Create a command for writing a spectrum
ICommand writeSpectrumCommand = m_MyCmDevice.CreateCommand("WriteSpectrum", "Write a spectrum");
writeSpectrumCommand.OnCommand += new CommandEventHandler(OnWriteSpectrum);
// Create an interface for spectrum writing
m_SpectrumWriter = m_MyCmDevice.CreateSpectrumWriter();
return(m_MyCmDevice);
}
/// Create our Chromeleon symbols
internal IChannel OnCreate(IDDK cmDDK, IDevice master, string name)
{
// Create a data type for our signal
ITypeDouble tSignal = cmDDK.CreateDouble(-100.0, 100.0, 1);
tSignal.Unit = "mV";
// Create the channel symbol
m_MyCmDevice = cmDDK.CreateChannel(name, "This is a channel that can generate a sinus curve.", tSignal);
// We will be a subdevice of the master device
m_MyCmDevice.SetOwner(master);
// Attach our handlers to the AcquisitionOffCommand and AcquisitionOnCommand of the channel
m_MyCmDevice.AcquisitionOffCommand.OnCommand += new CommandEventHandler(OnAcqOff);
m_MyCmDevice.AcquisitionOnCommand.OnCommand += new CommandEventHandler(OnAcqOn);
m_MyCmDevice.OnDataFinished += new DataFinishedEventHandler(m_MyCmDevice_OnDataFinished);
// Usually, TimeStepFactor and TimeStepFactor are read-only properties and the driver updates them.
// In this driver we allow to change these values manually for illustration purposes.
m_MyCmDevice.TimeStepFactorProperty.DataType.Minimum = 1;
m_MyCmDevice.TimeStepFactorProperty.DataType.Maximum = 10000;
m_MyCmDevice.TimeStepFactorProperty.OnSetProperty += new SetPropertyEventHandler(TimeStepFactorProperty_OnSetProperty);
m_MyCmDevice.TimeStepDivisorProperty.DataType.Minimum = 1;
m_MyCmDevice.TimeStepDivisorProperty.DataType.Maximum = 10000;
m_MyCmDevice.TimeStepDivisorProperty.OnSetProperty += new SetPropertyEventHandler(TimeStepDivisorProperty_OnSetProperty);
ITypeDouble tRateType = cmDDK.CreateDouble(0.1, 1000.0, 1);
tRateType.Unit = "Hz";
m_RateProperty = m_MyCmDevice.CreateProperty("FixedRate", "The data collection rate in Hz.", tRateType);
m_RateProperty.OnSetProperty += new SetPropertyEventHandler(m_RateProperty_OnSetProperty);
// We want to have the FixedRate available as a report variable and therefore add it to the channel info.
m_MyCmDevice.AddPropertyToChannelInfo(m_RateProperty);
ITypeInt tDataIndexType = cmDDK.CreateInt(0, int.MaxValue);
m_DataIndexProperty =
m_MyCmDevice.CreateProperty("TotalDataPoints", "Total number of data points.", tDataIndexType);
ICommand noMoreDataCommand = m_MyCmDevice.CreateCommand("NoMoreData", "Send IChannel.NoMoreData to stop data acquisition immediately.");
noMoreDataCommand.OnCommand += new CommandEventHandler(noMoreDataCommand_OnCommand);
ITypeDouble tChannelTimeType = cmDDK.CreateDouble(0, 1000, 3);
tChannelTimeType.Unit = "min";
m_ChannelTimeProperty =
m_MyCmDevice.CreateProperty("ChannelTime", "Internal time of the channel.", tChannelTimeType);
// What do we actually measure?
m_MyCmDevice.PhysicalQuantity = "MotorCurrent";
// This channel doesn't have peaks, we don't want to have it integrated.
m_MyCmDevice.NeedsIntegration = false;
// Create a command for writing a spectrum
ICommand writeSpectrumCommand = m_MyCmDevice.CreateCommand("WriteSpectrum", "Write a spectrum");
writeSpectrumCommand.OnCommand += new CommandEventHandler(OnWriteSpectrum);
// Create an interface for spectrum writing
m_SpectrumWriter = m_MyCmDevice.CreateSpectrumWriter();
return(m_MyCmDevice);
}
