public RelativeVariablesWrapper Handle(string token, string[] tokens, LilyPondStaffAdapter staff, ref int index)
{
string tempoValue = tokens[++index];
staff.AddTempo(tempoValue);
return null;
}
public RelativeVariablesWrapper Handle(string token, string[] tokens, LilyPondStaffAdapter staff, ref int index)
{
string timeValue = tokens[++index];
staff.AddTimeSignature(timeValue);
return(null);
}
public RelativeVariablesWrapper Handle(string token, string[] tokens, LilyPondStaffAdapter staff, ref int index)
{
RelativeVariablesWrapper wrapper = new RelativeVariablesWrapper();
string newRelative = tokens[++index]; //++i -> toevoegen en dan de nieuwe gebruiken, i++ oude gebruiken dan nieuwe toevoegen
wrapper.relativeStep = Regex.Match(newRelative, "[a-z]+").Value;
wrapper.relativeOctave = DEFAULT_RELATIVE_OCTAVE + (1 * newRelative.Count(x => x == '\''));
wrapper.relativeOctave -= (1 * newRelative.Count(x => x == ','));
return(wrapper);
}
public RelativeVariablesWrapper Handle(string token, string[] tokens, LilyPondStaffAdapter staff, ref int index)
{
string repeatType = tokens[++index];
switch (repeatType)
{
case "volta":
int repeatCount = int.Parse(tokens[++index]);
//staff.Symbols.Add(new Repeat { Type = RepeatType.FORWARD });
break;
}
return(null);
}
private Score BuildScore(string text)
{
Score score = new Score();
LilyPondStaffAdapter staff = new LilyPondStaffAdapter();
string[] tokens = text.Split(new string[] { " ", "\r\n" }, StringSplitOptions.RemoveEmptyEntries);
// Default relative step is c.
string relativeStep = "c";
int relativeOctave = DEFAULT_RELATIVE_OCTAVE;
Dictionary <string, ILilyTokenHandler> lilyTokenHandlers = new Dictionary <string, ILilyTokenHandler>
{
{ "relative", new RelativeTokenHandler() },
{ "clef", new ClefTokenHandler() },
{ "time", new TimeTokenHandler() },
{ "tempo", new TempoTokenHandler() },
{ "repeat", new RepeatTokenHandler() },
};
Dictionary <string, ILilyNonTokenHandler> lilyNonTokenHandlers = new Dictionary <string, ILilyNonTokenHandler>
{
{ "|", new BarlineHandler() },
{ "{", new NonTokenHandler() },
{ "}", new NonTokenHandler() },
{ "note", new NoteHandler() },
};
for (int i = 0; i < tokens.Length; i++)
{
string token = tokens[i];
RelativeVariablesWrapper wrapper;
if (token.StartsWith("\\")) // tokens
{
string key = token.Substring(1);
if (lilyTokenHandlers.ContainsKey(key))
{
wrapper = lilyTokenHandlers[key].Handle(token, tokens, staff, ref i);
if (wrapper != null)
{
relativeStep = wrapper.relativeStep;
relativeOctave = wrapper.relativeOctave;
}
}
else
{
return(null); // Invalid token -> error
}
}
else // Remaining nonTokens
{
if (lilyNonTokenHandlers.ContainsKey(token)) // at this point the token isn't a token anymore tho
{
lilyNonTokenHandlers[token].Handle(token, staff, null);
}
else // -> it's not any of the previous we've found -> it's a Note (non)Token. Lets parse it.
{
wrapper = new RelativeVariablesWrapper();
wrapper.relativeStep = relativeStep;
wrapper.relativeOctave = relativeOctave;
wrapper = lilyNonTokenHandlers["note"].Handle(token, staff, wrapper);
if (wrapper != null)
{
relativeStep = wrapper.relativeStep;
relativeOctave = wrapper.relativeOctave;
}
else
{
return(null); // Invalid note -> error
}
}
}
}
score.AddStaff(staff);
return(score);
}
public RelativeVariablesWrapper Handle(string token, LilyPondStaffAdapter staff, RelativeVariablesWrapper wrapper)
{
staff.Symbols.Add(new Barline());
return(null);
}
