private void LoadFilter(XmlElement filterNode)
{
XmlAttribute attr = filterNode.Attributes["Guid"];
if (attr == null)
{
return;
}
Guid guid = XmlConvert.ToGuid(attr.Value);
ISignalFilterFactory factory = Root.SignalFilterFactories
.FirstOrDefault(f => f.UniqueIdentifier == guid);
if (factory == null)
{
return;
}
DataSourceInstanceViewModel selectedDataSource = SignalViewSelector.SelectedDataSource;
ISignalFilter filter = factory.ProduceSignalFilter();
try
{
filter.Load(filterNode);
SignalFiltersPipeline.SignalFilters.Add(new SignalFilterViewModel(Root, filter));
}
catch { }
}
/// <summary>
/// Initializes the <see cref="SignalFilterBase"/> instance.
/// </summary>
/// <param name="signalFilterFactory">The signal filter factory that produced this signal filter.</param>
public SignalFilterBase(ISignalFilterFactory signalFilterFactory)
{
if (signalFilterFactory == null)
{
throw new ArgumentNullException(nameof(signalFilterFactory));
}
this.signalFilterFactory = signalFilterFactory;
}
public HysteresisFilter(ISignalFilterFactory signalFilterFactory)
: base(signalFilterFactory)
{
}
public HighPassFilter(ISignalFilterFactory signalFilterFactory)
: base(signalFilterFactory)
{
SetSliderValue(0.85);
}
public LowPassFilter(ISignalFilterFactory signalFilterFactory)
: base(signalFilterFactory)
{
SetSliderValue(0.05);
}
internal InverserFilter(ISignalFilterFactory signalFactory)
: base(signalFactory)
{
}
