public PerceptualNoteID(
NoteID noteID,
int instance
)
{
NoteID = noteID;
Instance = instance;
}
public Note(
NoteID id,
Duration duration,
SemiTone tone
)
{
this.id = id;
this.duration = duration;
this.tone = tone;
}
public NoteID AddNote(SemiTone tone, Duration duration)
{
var noteID = new NoteID(next_noteID++);
next_noteID_obj.WriteAllString(next_noteID.ToString());
var newnote_obj = notes_obj.Graph[notes_obj.Graph.Create()];
newnote_obj.WriteAllString($"{CodeTools.WriteDuration(duration)}\n{tone.Semitones}");
notes_obj.Add(noteID.ToString(), newnote_obj.ID);
return(noteID);
}
public void CommandCenter_WhenDeleteSelectedNotes()
{
var effectedarea = default(Duration);
foreach (var selectionkvp in NoteSelections)
{
var track =
selectionkvp.Key;
var selection =
new NoteID[0]
.Concat(selectionkvp.Value.Selected_End)
.Concat(selectionkvp.Value.Selected_Start)
.Concat(selectionkvp.Value.Selected_Tone)
.Distinct()
.ToArray();
foreach (var noteID in selection)
{
var note = track.Melody[noteID];
track.Melody.DeleteNote(noteID);
if (selectionkvp.Value.Selected_Start.Contains(noteID))
{
selectionkvp.Value.Selected_Start.Remove(noteID);
}
if (selectionkvp.Value.Selected_End.Contains(noteID))
{
selectionkvp.Value.Selected_End.Remove(noteID);
}
if (selectionkvp.Value.Selected_Tone.Contains(noteID))
{
selectionkvp.Value.Selected_Tone.Remove(noteID);
}
effectedarea = note.Duration.Union(effectedarea);
}
}
if (effectedarea != null)
{
InvalidateTime(effectedarea);
}
Refresh();
}
public MelodyTrack(
StorageObjectID storageobjectID,
EditorFile file
) :
base(
storageobjectID,
file,
null //TODO
)
{
obj = this.Object();
notes_field.GeneralDuration.AfterChange += GeneralDuration_AfterChange;
next_noteID_obj = obj.GetOrMake("next_noteID");
listener_nextnodeID_contentsset =
next_noteID_obj.CreateListen(IOEvent.ObjectContentsSet, () => {
if (!int.TryParse(next_noteID_obj.ReadAllString(), out next_noteID))
{
next_noteID_obj.WriteAllString("0");
}
});
notes_obj = obj.GetOrMake("notes");
listener_notes_added =
notes_obj.CreateListen(IOEvent.ChildAdded, (key, new_note_objID) => {
var noteID = new NoteID(int.Parse(key));
var new_note_obj = notes_obj.Graph[new_note_objID];
var contents = new_note_obj.ReadAllString().Split('\n');
var duration = CodeTools.ReadDuration(contents[0]);
var tone = new SemiTone(int.Parse(contents[1]));
var note =
new Note(
noteID,
duration,
tone
);
notes_field.Add(noteID, duration);
notes_lookup.Add(noteID, note);
FieldChanged?.Invoke(duration);
});
listener_notes_changed =
notes_obj.CreateListen(IOEvent.ChildContentsSet, (key, changed_note_objID) => {
var noteID = new NoteID(int.Parse(key));
var new_note_obj = notes_obj.Graph[changed_note_objID];
var contents = new_note_obj.ReadAllString().Split('\n');
var duration = CodeTools.ReadDuration(contents[0]);
var tone = new SemiTone(int.Parse(contents[1]));
Note oldnote;
if (notes_lookup.TryGetValue(noteID, out oldnote))
{
if (oldnote.Duration != duration ||
oldnote.Tone != tone)
{
var newnote =
new Note(
noteID,
duration,
tone
);
var oldnoteduration =
oldnote.Duration;
notes_lookup[noteID] = newnote;
notes_field.Move(noteID, oldnoteduration, duration);
FieldChanged?.Invoke(oldnoteduration.Union(duration));
}
}
});
listener_notes_removed =
notes_obj.CreateListen(IOEvent.ChildRemoved, (key, old_note_objID) => {
var noteID = new NoteID(int.Parse(key));
var oldnote = notes_lookup[noteID];
notes_field.Remove(noteID, oldnote.Duration);
notes_lookup.Remove(noteID);
FieldChanged?.Invoke(oldnote.Duration);
});
}
public Note this[NoteID noteID] {
get { return(notes_lookup[noteID]); }
set { UpdateNote(noteID, value.Duration, value.Tone); }
}
public bool TryGetNote(NoteID noteID, out Note note) => notes_lookup.TryGetValue(noteID, out note);
public bool HasNoteID(NoteID noteID) => notes_lookup.ContainsKey(noteID);
public void DeleteNote(NoteID noteID)
{
var note_objID = notes_obj[noteID.ToString()];
notes_obj.Graph.Delete(note_objID);
}
public void UpdateNote(NoteID noteID, Duration newduration, SemiTone newtone)
{
var note_obj = notes_obj.Get(noteID.ToString());
note_obj.WriteAllString($"{CodeTools.WriteDuration(newduration)}\n{newtone}");
}
