public void RemoveSelectedSpan() // removes selected (doh) span
{
if (Spans.Count <= 2)
{
return;
}
int index = Spans.IndexOf(_selectedSpan);
_selectedSpan.PropertyChanged -= OnUserSpanPropertyChanged;
Spans.Remove(_selectedSpan);
OrderingSection();
if (index >= Spans.Count())
{
return; // last span was removed so nothing to do
}
else
{
OnTowerAbscissaPropertyChanged(Spans[index]); // altering span lengths as a consequence of the tower abscissas change (change of tower abscissa has higher priority than span length)
}
if (EvaluateNeedToPerformInternalIntegrityCheck())
{
CheckInternalIntegrity();
}
}
void DeleteSpan(object parameter)
{
if (Spans.Count > 1)
{
Spans.Remove(Spans.LastOrDefault());
SelectedSpan = Spans.LastOrDefault();
}
}
public void JustRemoveSpan() // removes last span
{
if (Spans.Count <= 2)
{
return;
}
Spans.Last().PropertyChanged -= OnUserSpanPropertyChanged;
Spans.Remove(Spans.Last());
OrderingSection();
if (EvaluateNeedToPerformInternalIntegrityCheck())
{
CheckInternalIntegrity();
}
}
public void ClearBackToBasicSection()
{
int index = Spans.Count - 1;
UserSpan span;
if (Spans.Count > 2)
{
do
{
span = Spans.Last();
span.PropertyChanged -= OnUserSpanPropertyChanged;
Spans.Remove(span);
index--;
} while (index > 1);
}
foreach (UserSpan remainingSpan in Spans)
{
remainingSpan.Clear();
}
OrderingSection();
_light = IndicatorLight.None;
}