private void Lines_StrokesChanged(object sender, StrokeCollectionChangedEventArgs e)
{
if (SelectedTool == "crayon")
{
if (e.Added != null && e.Added.Count > 0)
{
foreach (Stroke s in e.Added)
{
drawingService.AddStroke(s);
}
}
}
else if (e.Removed != null && e.Removed.Count > 0)
{
drawingService.UpdateStrokeList(e.Removed, e.Added);
}
}
