public void Cut()
{
if (SelectedStrokesIds.Count == 0)
{
return;
}
Clipboard = new StrokeList(SelectedStrokes);
Clipboard.ForEach(x => Strokes.Remove(x));
SelectedStrokesIds.Clear();
EditingMode = InkCanvasEditingMode.Select;
}
private async Task RemoveSelection()
{
var strokesToUpdate = new Dictionary <string, string>();
SelectedStrokesIds.ForEach(x => strokesToUpdate.Add(x, null));
if (!IsOffline)
{
await DatabaseService.Ref(DatabasePaths.Drawings)
.Child(Id)
.Child(DatabasePaths.SelectedStrokes)
.Update(strokesToUpdate);
}
}
private bool IsSelectionDifferent(StrokeCollection newSelection)
{
if (newSelection.Count != SelectedStrokesIds.Count)
{
return(true);
}
foreach (var s in newSelection)
{
var stroke = s as StrokeModel;
if (stroke == null || !SelectedStrokesIds.Contains(stroke.Id))
{
return(true);
}
}
return(false);
}
