public override int Parse(PlaineAndEasieParser parser, string s)
{
var matchingKey = octaves.Keys.OrderByDescending(k => k.Length).First(k => s.StartsWith(k));
parser.CurrentOctave = octaves[matchingKey];
return(matchingKey.Length);
}
public override int Parse(PlaineAndEasieParser parser, string s)
{
parser.IsGroupingEnabled = false;
parser.GroupSize = 0;
//TODO: Implement
return(s.IndexOf(")") + 1);
}
public override int Parse(PlaineAndEasieParser parser, string s)
{
var matchingKey = barlineTypes.Keys.OrderByDescending(k => k.Length).First(k => s.StartsWith(k));
parser.AddBarline(barlineTypes[matchingKey]);
parser.PendingAlter = 0;
parser.PendingNatural = false;
parser.LastAddedStep = default(char);
return(matchingKey.Length);
}
public override int Parse(PlaineAndEasieParser parser, string s)
{
if (s[0] == 'x')
{
parser.PendingAlter++;
}
else if (s[0] == 'b')
{
parser.PendingAlter--;
}
else if (s[0] == 'n')
{
parser.PendingNatural = true;
}
return(1);
}
public override int Parse(PlaineAndEasieParser parser, string s)
{
var hasTrill = false;
var hasSlur = false;
var i = 0;
var step = s[i++];
for (; i < s.Length; i++)
{
if (s[i] == 't')
{
hasTrill = true;
}
else if (s[i] == '+')
{
hasSlur = true;
}
else
{
break;
}
}
if (parser.LastAddedStep != default(char) && parser.LastAddedStep != step)
{
parser.PendingAlter = 0;
parser.PendingNatural = false;
}
parser.AddNote(step, parser.PendingAlter, parser.PendingNatural, hasTrill, hasSlur);
parser.LastAddedStep = step;
if (parser.IsGroupingEnabled)
{
parser.GroupSize++;
}
return(i);
}
public override int Parse(PlaineAndEasieParser parser, string s)
{
var matchingSignature = specialSignatures.OrderByDescending(ss => s.Length).FirstOrDefault(ss => s.StartsWith(ss));
if (matchingSignature != null)
{
parser.AddTimeSignature(matchingSignature, 0, 0);
return(matchingSignature.Length);
}
var length = DetermineLength(s);
var substring = s.Substring(0, length);
var parts = substring.Split('/') ?? new string[0];
if (parts.Length != 2)
{
if (substring.Trim() == "3")
{
parser.AddTimeSignature(substring, 3, 4); //Case when 3/4 is written as '3'
}
else
{
parser.AddTimeSignature(substring, 0, 0);
}
}
else
{
if (!int.TryParse(parts[0], out int numerator) || !int.TryParse(parts[1], out int denominator))
{
parser.AddTimeSignature(substring, 0, 0);
}
else
{
parser.AddTimeSignature(null, numerator, denominator);
}
}
return(length);
}
