private void ColorSelect_Impl(int selectedColor)
{
if (SelectedItem is not null)
{
bool anyChanged = false;
bool fileWasDirty = FileDirty;
var editedShowlights = SelectedItems.Cast <ShowLightViewModel>().ToArray();
var oldShowlights = new List <(ShowLightViewModel, int)>();
foreach (var sl in editedShowlights)
{
if (sl.Note == selectedColor)
{
continue;
}
anyChanged = true;
oldShowlights.Add((sl, sl.Note));
sl.Note = (byte)selectedColor;
}
if (!anyChanged)
{
return;
}
var undo = new UndoEdit(oldShowlights, selectedColor);
scrollIntoView.OnNext(editedShowlights[0]);
UndoManager.AddUndo(undo, fileWasDirty);
}
}
private void Move_Impl()
{
if (SelectedItem is not null)
{
int timeSec = (int)(MoveToTime * 1000f);
if (SelectedItem.Time == timeSec)
{
return;
}
UndoManager.AddUndo(new UndoMove(SelectedItem, SelectedItem.Time, timeSec), FileDirty);
SelectedItem.Time = timeSec;
scrollIntoView.OnNext(SelectedItem);
}
}
private void AddUndo()
{
_undo.AddUndo(Document);
}