public Schematix.FSM.HistoryElem AddToHistory(String name)
{
Schematix.FSM.HistoryElem newElem = new Schematix.FSM.HistoryElem(graph.Clone(), name);
graph_history.add(newElem);
UpdateHistory();
return(newElem);
}
/// <summary>
/// Отменить действие
/// </summary>
/// <returns></returns>
public My_Graph UnDo()
{
Schematix.FSM.My_Graph graph = null;
int index = history.IndexOf(elem);
if (index <= 0)
{
graph = elem.Graph;
}
if (index > 0)
{
elem = history.ElementAt <HistoryElem>(index - 1);
graph = elem.Graph;
}
return(graph.Clone());
}
/// <summary>
/// Повторить действие
/// </summary>
/// <returns></returns>
public My_Graph ReDo()
{
Schematix.FSM.My_Graph graph = null;
int index = history.IndexOf(elem);
if (index == history.Count - 1)
{
elem = history.Last <HistoryElem>();
}
else
{
if (index == -1)
{
elem = history.First <HistoryElem>();
}
else
{
elem = history.ElementAt <HistoryElem>(index + 1);
}
}
graph = elem.Graph;
return(graph.Clone());
}
