private Voice CreateMergedVoice(IReadOnlyCollection <Voice> voices)
{
if (voices.Count == 1)
{
return(voices.First());
}
Voice mergedVoice = new Voice("");
List <Sentence> allSentences = voices.SelectMany(voice => voice.Sentences).ToList();
List <Note> allNotes = allSentences.SelectMany(sentence => sentence.Notes).ToList();
// Sort notes by start beat
allNotes.Sort((note1, note2) => note1.StartBeat.CompareTo(note2.StartBeat));
// Find sentence borders
List <int> lineBreaks = allSentences.Select(sentence => sentence.LinebreakBeat).Where(lineBreak => lineBreak > 0).ToList();
lineBreaks.Sort();
int lineBreakIndex = 0;
int nextLineBreakBeat = lineBreaks[lineBreakIndex];
// Create sentences
Sentence mutableSentence = new Sentence();
foreach (Note note in allNotes)
{
if (!mutableSentence.Notes.IsNullOrEmpty() &&
(nextLineBreakBeat >= 0 && note.StartBeat > nextLineBreakBeat))
{
// Finish the last sentence
mutableSentence.SetLinebreakBeat(nextLineBreakBeat);
mergedVoice.AddSentence(mutableSentence);
mutableSentence = new Sentence();
lineBreakIndex++;
if (lineBreakIndex < lineBreaks.Count)
{
nextLineBreakBeat = lineBreaks[lineBreakIndex];
}
else
{
lineBreakIndex = -1;
}
}
mutableSentence.AddNote(note);
}
// Finish the last sentence
mergedVoice.AddSentence(mutableSentence);
return(mergedVoice);
}
public Voice CloneDeep()
{
Voice clone = new Voice(Name);
foreach (Sentence sentence in Sentences)
{
Sentence sentenceCopy = sentence.CloneDeep();
clone.AddSentence(sentenceCopy);
}
return(clone);
}
public void TestOneSentence()
{
Note testNote = new(ENoteType.Normal, 0, 2, 0, "");
Sentence ms = new();
ms.AddNote(testNote);
mv.AddSentence(ms);
IReadOnlyCollection <Sentence> sentences = mv.Sentences;
Assert.AreEqual(1, sentences.Count);
IReadOnlyCollection <Note> notes = sentences.FirstOrDefault().Notes;
Assert.AreEqual(1, notes.Count);
Assert.AreEqual(testNote, notes.FirstOrDefault());
}
public void AddSentenceToVoiceUpdatesOtherReferences()
{
Sentence sentence = new Sentence();
Voice voice1 = new Voice(new List <Sentence> {
sentence
}, "");
Assert.AreEqual(1, voice1.Sentences.Count);
Voice voice2 = new Voice();
voice2.AddSentence(sentence);
Assert.AreEqual(0, voice1.Sentences.Count);
Assert.AreEqual(sentence, voice2.Sentences.FirstOrDefault());
}
