private void Storage_ChildRekeyed(IOMessage message)
{
var oldduration = CodeTools.ReadDuration(message.Relation);
var newduration = CodeTools.ReadDuration(message.NewRelation);
field.TryMoveUnique(oldduration, newduration);
}
private void Storage_ChildRemoved(string key, StorageObjectID child)
{
var duration =
CodeTools.ReadDuration(key);
if (field.HasItem(duration))
{
field.RemoveUnique(duration);
}
}
private void Field_ItemChanged(
Duration duration,
T oldvalue,
T newvalue
)
{
var relation =
CodeTools.WriteDuration(duration);
Serializer(obj.Get(relation), newvalue);
}
private void Storage_ChildContentsSet(string key, StorageObjectID child)
{
var duration =
CodeTools.ReadDuration(key);
var contents =
Deserializer(File.Storage[child]);
if (field.HasItem(duration))
{
field.UpdateUnique(duration, contents);
}
}
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);
}
private void Field_ItemRemoved(
Duration duration,
T value
)
{
var relation =
CodeTools.WriteDuration(duration);
events.Remove(duration);
if (obj.HasChild(relation))
{
obj.Get(relation).Delete();
}
}
private void Field_ItemMoved(
Duration oldduration,
Duration newduration,
T value
)
{
var oldrelation =
CodeTools.WriteDuration(oldduration);
events.Remove(oldduration);
events.Add(newduration);
if (obj.HasChild(oldrelation))
{
obj.Rename(oldrelation, CodeTools.WriteDuration(newduration));
}
}
private void Storage_ChildAdded(string key, StorageObjectID child)
{
var duration =
CodeTools.ReadDuration(key);
if (!events.Contains(duration))
{
lock (locker) {
if (events.Contains(duration))
{
return;
}
events.Add(duration);
}
var contents = Deserializer(File.Storage[child]);
field.Add(contents, duration);
}
}
private void Field_ItemAdded(
Duration duration,
T value
)
{
var relation =
CodeTools.WriteDuration(duration);
events.Add(duration);
if (!obj.HasChild(relation))
{
var item_objID =
File.Storage.Create();
Serializer(File.Storage[item_objID], value);
obj.Add(relation, item_objID);
}
}
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 void UpdateNote(NoteID noteID, Duration newduration, SemiTone newtone)
{
var note_obj = notes_obj.Get(noteID.ToString());
note_obj.WriteAllString($"{CodeTools.WriteDuration(newduration)}\n{newtone}");
}