public static void ScootAndOverwrite <T>(
this DurationField <T> field,
T item,
Duration duration
)
{
foreach (var oldstaff in field.Intersecting(duration).ToArray())
{
field.Remove(oldstaff);
foreach (var cutduration in oldstaff.Duration.Subtract(duration))
{
field.Add(oldstaff.Value, cutduration);
}
}
field.Add(item, duration);
}
//public Duration this[T item] {
// get { return field1[item]; }
// set {
// field1[item] = value;
// field2[item] = new Duration {
// Start = value.Start - Length,
// Length = value.Length
// };
// }
//}
public void Add(T item, Duration duration)
{
var start = duration.Start;
start %= Length;
field1.Add(item, new Duration {
Start = start,
Length = duration.Length
});
field2.Add(item, new Duration {
Start = start - Length,
Length = duration.Length
});
}
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);
}
}
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);
});
}
