private bool IsLogicCompatible(ElemBase origin, ElemBase adding)
{
if (origin.GetType() == typeof(ElemEnd))
{
return(false);
}
return(true);
}
private void InsertTaskAfterElement(ElemBase origin, ElemBase adding)
{
adding.Task.VisualElement = adding;
if (origin == null && adding.GetType() == typeof(ElemStart))
{
FunctionalElements.Add(adding.Task);
VisualElements.Add(adding);
return;
}
FunctionalElements.Insert(FunctionalElements.IndexOf(origin.Task) + 1, adding.Task);
VisualElements.Insert(VisualElements.IndexOf(origin) + 1, adding);
}
private bool TryAddNewElement(ElemBase origin, ElemBase adding)
{
if (origin != null && adding.GetType() != typeof(ElemStart))
{
if (!IsParameterCompatible(origin, adding))
{
return(false);
}
if (!IsLogicCompatible(origin, adding))
{
return(false);
}
}
InsertTaskAfterElement(origin, adding);
if (origin != null)
{
origin.NextElementReaction(adding);
}
adding.Task.AfterTaskAddition();
adding.AfterElementAddition();
return(true);
}