/// Create our Chromeleon symbols
internal IPDAChannel OnCreate(IDDK cmDDK, IDevice master, string name)
{
// Create a data type for the wavelength range
ITypeDouble tWavelength = cmDDK.CreateDouble(200.0, 600.0, 1);
tWavelength.Unit = "nm";
// Create a data type for the reference wavelength range
ITypeDouble tRefWavelength = cmDDK.CreateDouble(200.0, 600.0, 1);
tRefWavelength.Unit = "nm";
tRefWavelength.AddNamedValue("Off", 0.0);
// Create a data type for the reference bandwidth
ITypeDouble tReferenceBandwidth = cmDDK.CreateDouble(0.0, 20.0, 1);
tReferenceBandwidth.Unit = "nm";
// Create a data type for the bunch width
ITypeDouble tBunchWidth = cmDDK.CreateDouble(0.0, 10.0, 1);
tBunchWidth.Unit = "nm";
// Create the channel symbol
m_MyCmDevice = cmDDK.CreatePDAChannel(name, "This is a channel that can generate a spectrum.",
tWavelength, tRefWavelength, tReferenceBandwidth, tBunchWidth,
400, PDAWriteMode.AbsorbanceDirect);
// 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);
ITypeInt tDataIndexType = cmDDK.CreateInt(0, int.MaxValue);
m_SpectraIndexProperty =
m_MyCmDevice.CreateProperty("TotalSpectra", "Total number of spectra.", 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);
return(m_MyCmDevice);
}