public IInstrument GetInstrument()
{
string name = Settings[Prefix + "instrument"];
string level = InstrumentTuningLevel;
if (null != _cachedInstrument)
{
if (_cachedInstrument.Name == name && _cachedInstrument.Level == level)
{
return(_cachedInstrument);
}
_cachedInstrument = null;
_cachedTuning = null;
}
InstrumentSet instruments = _configFile.Instruments;
while (null != instruments)
{
if (instruments.Level == level)
{
if (instruments.TryGet(name, out Instrument i))
{
_cachedInstrument = i;
break;
}
}
instruments = instruments.Parent;
}
return(_cachedInstrument);
}
public ConfigFile(string level)
{
Level = level;
ChordiousSettings = new ChordiousSettings(level);
DiagramStyle = new DiagramStyle(level);
Instruments = new InstrumentSet(level);
ChordQualities = new ChordQualitySet(level);
Scales = new ScaleSet(level);
DiagramLibrary = new DiagramLibrary(DiagramStyle);
}
public void CopyFrom(InstrumentSet instrumentSet)
{
if (null == instrumentSet)
{
throw new ArgumentNullException(nameof(instrumentSet));
}
foreach (Instrument sourceInstrument in instrumentSet)
{
if (!TryGet(sourceInstrument.Name, out Instrument instrument))
{
instrument = Add(sourceInstrument.Name, sourceInstrument.NumStrings);
}
if (sourceInstrument.NumStrings == instrument.NumStrings)
{
instrument.Tunings.CopyFrom(sourceInstrument.Tunings);
}
}
}
internal InstrumentSet(InstrumentSet parent, string level) : this(level)
{
Parent = parent ?? throw new ArgumentNullException(nameof(parent));
}
public InstrumentNameAlreadyExistsException(InstrumentSet instrumentSet, string name) : base(instrumentSet, name)
{
}
public InstrumentNotFoundException(InstrumentSet instrumentSet, string name) : base(instrumentSet, name)
{
}
public TargetInstrumentException(InstrumentSet instrumentSet, string name) : base(instrumentSet)
{
Name = name;
}
public InstrumentSetException(InstrumentSet instrumentSet) : base()
{
InstrumentSet = instrumentSet;
}
internal Instrument(InstrumentSet parent, XmlReader xmlReader) : this(parent)
{
Read(xmlReader);
}
internal Instrument(InstrumentSet parent, string name, int numStrings) : this(parent)
{
Name = name;
NumStrings = numStrings;
}
private Instrument(InstrumentSet parent)
{
ReadOnly = false;
_tunings = new TuningSet(this);
Parent = parent;
}