void Awake()
{
editPresenter = EditNotesPresenter.Instance;
// Select by dragging
this.UpdateAsObservable()
.Where(_ => KeyInput.CtrlKey())
.Where(_ => Input.GetMouseButtonDown(0))
.Select(_ => Input.mousePosition)
.SelectMany(startPos => this.UpdateAsObservable()
.TakeWhile(_ => !Input.GetMouseButtonUp(0))
.Where(_ => NoteCanvas.IsMouseOverNotesRegion.Value)
.Select(_ => Input.mousePosition)
.Select(currentPos => new Rect(startPos, currentPos - startPos)))
.Do(rect => GLLineDrawer.Draw(ToLines(rect, selectionRectColor)))
.Do(_ => { if (!Audio.IsPlaying.Value)
{
Deselect();
}
})
.SelectMany(rect => GetNotesWithin(rect))
.Do(kv => selectedNoteObjects[kv.Key] = kv.Value)
.Subscribe(kv =>
{
if (kv.Value != null)
{
kv.Value.isSelected.Value = true;
}
});
// All select by Ctrl-A
this.UpdateAsObservable()
.Where(_ => KeyInput.CtrlPlus(KeyCode.A))
.SelectMany(_ => EditData.Notes.Values.ToList())
.Do(noteObj => noteObj.isSelected.Value = true)
.Subscribe(noteObj => selectedNoteObjects[noteObj.note.position] = noteObj);
// Copy notes by Ctrl-C
this.UpdateAsObservable()
.Where(_ => KeyInput.CtrlPlus(KeyCode.C))
.Subscribe(notes => CopyNotes(selectedNoteObjects.Values));
// Cutting notes by Ctrl-X
this.UpdateAsObservable()
.Where(_ => KeyInput.CtrlPlus(KeyCode.X))
.Select(_ => selectedNoteObjects.Values
.Where(noteObj => EditData.Notes.ContainsKey(noteObj.note.position)))
.Do(notes => CopyNotes(notes))
.Subscribe(notes => DeleteNotes(notes));
// Deselect by mousedown
this.UpdateAsObservable()
.Where(_ => !NoteCanvas.IsMouseOverWaveformRegion.Value)
.Where(_ => Input.GetMouseButtonDown(0))
.Subscribe(_ => Deselect());
// Delete selected notes by delete key
this.UpdateAsObservable()
.Where(_ => Input.GetKeyDown(KeyCode.Delete) || Input.GetKeyDown(KeyCode.Backspace))
.Select(_ => selectedNoteObjects.Values
.Where(noteObj => EditData.Notes.ContainsKey(noteObj.note.position)).ToList())
.Do(_ => selectedNoteObjects.Clear())
.Subscribe(notes => DeleteNotes(notes));
// Paste to next beat by Ctrl-V
this.UpdateAsObservable()
.Where(_ => KeyInput.CtrlPlus(KeyCode.V))
.Where(_ => copiedNotes.Count > 0)
.Select(_ => copiedNotes.OrderBy(note => note.position.ToSamples(Audio.Source.clip.frequency, EditData.BPM.Value)))
.Subscribe(sortedCopiedNotes =>
{
var firstPos = sortedCopiedNotes.First().position;
var lastPos = sortedCopiedNotes.Last().position;
var beatDiff = 1 + lastPos.num / lastPos.LPB - firstPos.num / firstPos.LPB;
var validNotes = copiedNotes.Where(note => note.position.Add(0, note.position.LPB * beatDiff, 0).ToSamples(Audio.Source.clip.frequency, EditData.BPM.Value) < Audio.Source.clip.samples)
.ToList();
copiedNotes.Clear();
validNotes.ToObservable()
.Select(note =>
note.type == NoteTypes.Single
? new Note()
{
position = note.position.Add(0, note.position.LPB * beatDiff, 0),
type = NoteTypes.Single,
attributes = note.attributes,
direction = note.direction,
}
: new Note()
{
position = note.position.Add(0, note.position.LPB * beatDiff, 0),
type = note.type,
next = note.next.Add(0, note.next.LPB * beatDiff, 0),
prev = note.prev.Add(0, note.prev.LPB * beatDiff, 0),
attributes = note.attributes,
direction = note.direction
})
.Do(note => copiedNotes.Add(note))
.Subscribe(note =>
(EditData.Notes.ContainsKey(note.position)
? editPresenter.RequestForChangeNoteStatus
: editPresenter.RequestForAddNote)
.OnNext(note));
Deselect();
validNotes.Select(obj => obj.position.Add(0, obj.position.LPB * beatDiff, 0))
.ToObservable()
.DelayFrame(1)
.Select(pastedPosition => EditData.Notes[pastedPosition])
.Do(pastedObj => selectedNoteObjects[pastedObj.note.position] = pastedObj)
.Subscribe(pastedObj => pastedObj.isSelected.Value = true);
});
}
public void Init()
{
disposable = new CompositeDisposable(
isSelected,
LateUpdateObservable,
OnClickObservable,
noteColor_,
noteType);
var editPresenter = EditNotesPresenter.Instance;
noteType = this.ObserveEveryValueChanged(_ => note.type).ToReactiveProperty();
disposable.Add(noteType.Where(_ => !isSelected.Value)
.Merge(isSelected.Select(_ => noteType.Value))
.Select(type => type == NoteTypes.Long)
.Subscribe(isLongNote =>
{
noteColor_.Value = isLongNote ? longNoteColor : singleNoteColor;
}));
disposable.Add(isSelected.Where(selected => selected)
.Subscribe(_ => noteColor_.Value = selectedStateColor));
var mouseDownObservable = OnClickObservable
.Select(_ => EditState.NoteType.Value)
.Where(_ => NoteCanvas.ClosestNotePosition.Value.Equals(note.position));
disposable.Add(mouseDownObservable.Where(editType => editType == NoteTypes.Single)
.Where(editType => editType == noteType.Value)
.Subscribe(_ => editPresenter.RequestForRemoveNote.OnNext(note)));
disposable.Add(mouseDownObservable.Subscribe(_ =>
{
EditState.DirectionVector.Value = (int)(note.direction);
EditState.AttributeType.Value = (int)(note.attributes);
}));
disposable.Add(mouseDownObservable.Where(editType => editType == NoteTypes.Long)
.Where(editType => editType == noteType.Value)
.Subscribe(_ =>
{
if (EditData.Notes.ContainsKey(EditState.LongNoteTailPosition.Value) && note.prev.Equals(NotePosition.None))
{
var currentTailNote = new Note(EditData.Notes[EditState.LongNoteTailPosition.Value].note);
currentTailNote.next = note.position;
editPresenter.RequestForChangeNoteStatus.OnNext(currentTailNote);
var selfNote = new Note(note);
selfNote.prev = currentTailNote.position;
editPresenter.RequestForChangeNoteStatus.OnNext(selfNote);
}
else
{
if (EditData.Notes.ContainsKey(note.prev) && !EditData.Notes.ContainsKey(note.next))
{
EditState.LongNoteTailPosition.Value = note.prev;
}
editPresenter
.RequestForRemoveNote
.OnNext(new Note()
{
position = note.position,
type = EditState.NoteType.Value,
next = note.next,
prev = note.prev,
attributes = (NoteAttributes)EditState.AttributeType.Value,
direction = (NoteDirection)EditState.DirectionVector.Value
});
RemoveLink();
}
}));
var longNoteUpdateObservable = LateUpdateObservable
.Where(_ => noteType.Value == NoteTypes.Long);
disposable.Add(longNoteUpdateObservable
.Where(_ => EditData.Notes.ContainsKey(note.next))
.Select(_ => ConvertUtils.NoteToCanvasPosition(note.next))
.Merge(longNoteUpdateObservable
.Where(_ => EditState.NoteType.Value == NoteTypes.Long)
.Where(_ => EditState.LongNoteTailPosition.Value.Equals(note.position))
.Select(_ => ConvertUtils.ScreenToCanvasPosition(Input.mousePosition)))
.Select(nextPosition => new Line(
ConvertUtils.CanvasToScreenPosition(ConvertUtils.NoteToCanvasPosition(note.position)),
ConvertUtils.CanvasToScreenPosition(nextPosition),
isSelected.Value || EditData.Notes.ContainsKey(note.next) && EditData.Notes[note.next].isSelected.Value ? selectedStateColor
: 0 < nextPosition.x - ConvertUtils.NoteToCanvasPosition(note.position).x ? longNoteColor : invalidStateColor))
.Subscribe(line => GLLineDrawer.Draw(line)));
}
